备份：PWA配置前的完整版本

包含所有最新开发的功能和修复，作为PWA正确配置前的备份点。

backend/app.js

@@ -40,6 +40,7 @@ app.use('/api/products', require('./routes/products'));
 app.use('/api/customers', require('./routes/customers'));
 app.use('/api/suppliers', require('./routes/suppliers'));
 app.use('/api/subcontractors', require('./routes/subcontractors'));
+app.use('/api/project-receipts', require('./routes/project-receipts'));
 app.use('/api/projects', require('./routes/projects'));
 app.use('/api/upload', require('./routes/upload'));
 app.use('/api/construction', require('./routes/construction'));
@@ -69,6 +70,7 @@ app.use('/api/process-templates', require('./routes/process-templates'));
 app.use('/api/receiving', require('./routes/receiving'));
 app.use('/api/expense-categories', require('./routes/expense-categories'));
 app.use('/api/financial-records', require('./routes/financial-records'));
+app.use('/api/cash-management', require('./routes/cash-management'));
 
 app.get('*', (req, res) => {
   res.sendFile(path.join(__dirname, '../frontend/dist/index.html'));

backend/routes/advances.js

@@ -114,7 +114,7 @@ router.put('/:id', async (req, res) => {
       [amount, reason, project_id, currency, advance_date, JSON.stringify(attachments || []), amount_cny, applicant, status, id]
     );
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '更新成功' });
     } else {
       res.status(404).json({ success: false, message: '预支申请不存在' });
@@ -131,7 +131,7 @@ router.delete('/:id', async (req, res) => {
     
     const result = await db.query('DELETE FROM advances WHERE id = $1', [id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '删除成功' });
     } else {
       res.status(404).json({ success: false, message: '预支申请不存在' });
@@ -148,7 +148,7 @@ router.post('/:id/submit', async (req, res) => {
     
     const result = await db.query('UPDATE advances SET status = $1 WHERE id = $2', ['pending', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '提交成功' });
     } else {
       res.status(404).json({ success: false, message: '预支申请不存在' });
@@ -165,7 +165,7 @@ router.post('/:id/withdraw', async (req, res) => {
     
     const result = await db.query('UPDATE advances SET status = $1 WHERE id = $2', ['withdrawn', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '撤回成功' });
     } else {
       res.status(404).json({ success: false, message: '预支申请不存在' });
@@ -183,7 +183,7 @@ router.post('/:id/approve', async (req, res) => {
     
     const result = await db.query('UPDATE advances SET status = $1, approval_remark = $2 WHERE id = $3', ['approved', remark, id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '审批通过成功' });
     } else {
       res.status(404).json({ success: false, message: '预支申请不存在' });
@@ -199,9 +199,9 @@ router.post('/:id/reject', async (req, res) => {
     const { id } = req.params;
     const { rejectReason } = req.body;
     
-    const result = await db.query('UPDATE advances SET status = $1 WHERE id = $2', ['pending_edit', id]);
+    const result = await db.query('UPDATE advances SET status = $1 WHERE id = $2', ['pending', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '退回成功' });
     } else {
       res.status(404).json({ success: false, message: '预支申请不存在' });

backend/routes/auth.js

@@ -16,7 +16,7 @@ router.post('/login', async (req, res) => {
     }
 
     const result = await db.query(
-      'SELECT id, username, name, email, phone, role, password_hash FROM users WHERE username = $1',
+      'SELECT id, username, name, email, phone, role, avatar, passport, driver_license, password_hash FROM users WHERE username = $1',
       [username]
     );
 
@@ -53,6 +53,9 @@ router.post('/login', async (req, res) => {
         phone: user.phone,
         role: user.role,
         department: '',
+        avatar: user.avatar || null,
+        passport: user.passport || null,
+        driverLicense: user.driver_license || null,
         token: token
       }
     });

backend/routes/cash-management.js

@@ -0,0 +1,280 @@
+const express = require('express');
+const db = require('../db');
+const { authenticate, requireAdmin } = require('../middleware/auth');
+
+const router = express.Router();
+
+function generateCode(prefix) {
+  const now = new Date();
+  const dateStr = now.getFullYear().toString() +
+    (now.getMonth() + 1).toString().padStart(2, '0') +
+    now.getDate().toString().padStart(2, '0');
+  const rand = Math.floor(Math.random() * 10000).toString().padStart(4, '0');
+  return `${prefix}-${dateStr}-${rand}`;
+}
+
+router.get('/summary', authenticate, async (req, res) => {
+  try {
+    const { date_from, date_to } = req.query;
+    let where = "WHERE status != 'voided'";
+    const params = [];
+    let idx = 1;
+
+    if (date_from) { params.push(date_from); where += ` AND record_date >= $${idx++}`; }
+    if (date_to) { params.push(date_to); where += ` AND record_date <= $${idx++}`; }
+
+    const totalResult = await db.query(
+      `SELECT
+        COALESCE(SUM(CASE WHEN txn_type = 'income' THEN amount_cny ELSE 0 END), 0) as total_income,
+        COALESCE(SUM(CASE WHEN txn_type = 'expense' THEN amount_cny ELSE 0 END), 0) as total_expense,
+        COALESCE(SUM(CASE WHEN txn_type = 'income' THEN amount_cny ELSE -amount_cny END), 0) as net_amount
+       FROM financial_records ${where}`,
+      params
+    );
+
+    const byCategory = await db.query(
+      `SELECT category_level1, category_level2,
+        COALESCE(SUM(amount_cny), 0) as total_amount,
+        COUNT(*) as count
+       FROM financial_records ${where}
+       GROUP BY category_level1, category_level2
+       ORDER BY category_level1, total_amount DESC`,
+      params
+    );
+
+    const recentResult = await db.query(
+      `SELECT fr.*, p.name as project_name
+       FROM financial_records fr
+       LEFT JOIN projects p ON fr.project_id = p.id
+       ${where}
+       ORDER BY fr.record_date DESC, fr.created_at DESC
+       LIMIT 20`,
+      params
+    );
+
+    res.json({
+      success: true,
+      data: {
+        totals: totalResult.rows[0],
+        byCategory: byCategory.rows,
+        recent: recentResult.rows
+      }
+    });
+  } catch (error) {
+    console.error('获取资金概览失败:', error);
+    res.status(500).json({ success: false, message: '获取资金概览失败' });
+  }
+});
+
+router.get('/records', authenticate, async (req, res) => {
+  try {
+    const {
+      txn_type, category_level1, category_level2,
+      project_id, date_from, date_to,
+      page = 1, pageSize = 20
+    } = req.query;
+
+    let sql = `SELECT fr.*, p.name as project_name FROM financial_records fr LEFT JOIN projects p ON fr.project_id = p.id WHERE 1=1`;
+    const params = [];
+    let idx = 1;
+
+    if (txn_type) { params.push(txn_type); sql += ` AND fr.txn_type = $${idx++}`; }
+    if (category_level1) { params.push(category_level1); sql += ` AND fr.category_level1 = $${idx++}`; }
+    if (category_level2) { params.push(category_level2); sql += ` AND fr.category_level2 = $${idx++}`; }
+    if (project_id) { params.push(project_id); sql += ` AND fr.project_id = $${idx++}`; }
+    if (date_from) { params.push(date_from); sql += ` AND fr.record_date >= $${idx++}`; }
+    if (date_to) { params.push(date_to); sql += ` AND fr.record_date <= $${idx++}`; }
+
+    const countResult = await db.query(`SELECT COUNT(*) as total FROM (${sql}) sub`, params);
+    const total = parseInt(countResult.rows[0].total);
+
+    sql += ' ORDER BY fr.record_date DESC, fr.created_at DESC';
+    const offset = (parseInt(page) - 1) * parseInt(pageSize);
+    params.push(parseInt(pageSize));
+    sql += ` LIMIT $${idx++}`;
+    params.push(offset);
+    sql += ` OFFSET $${idx++}`;
+
+    const result = await db.query(sql, params);
+    res.json({
+      success: true,
+      data: result.rows,
+      pagination: {
+        page: parseInt(page),
+        pageSize: parseInt(pageSize),
+        total,
+        totalPages: Math.ceil(total / parseInt(pageSize))
+      }
+    });
+  } catch (error) {
+    console.error('查询收支记录失败:', error);
+    res.status(500).json({ success: false, message: '查询收支记录失败' });
+  }
+});
+
+router.post('/', authenticate, async (req, res) => {
+  const client = await db.pool.connect();
+  try {
+    await client.query('BEGIN');
+    const {
+      txn_type, category_level1, category_level2,
+      project_id, amount, currency, exchange_rate,
+      record_date, counterparty_name, counterparty_type, counterparty_id,
+      description, voucher_url
+    } = req.body;
+
+    const userId = req.user?.id || req.user?.userId;
+
+    if (!txn_type || !category_level1 || !category_level2 || !amount || !record_date) {
+      await client.query('ROLLBACK');
+      return res.status(400).json({ success: false, message: '缺少必填字段' });
+    }
+
+    const amt = parseFloat(amount) || 0;
+    const rate = parseFloat(exchange_rate) || 1;
+    const amountCny = parseFloat((amt * rate).toFixed(2));
+
+    const today = new Date();
+    const dateStr = today.toISOString().slice(0, 10).replace(/-/g, '');
+    const codeResult = await client.query(
+      "SELECT COUNT(*) as cnt FROM financial_records WHERE record_code LIKE $1",
+      [`FIN-${dateStr}%`]
+    );
+    const seq = String(parseInt(codeResult.rows[0].cnt) + 1).padStart(4, '0');
+    const recordCode = `FIN-${dateStr}-${seq}`;
+
+    const frResult = await client.query(
+      `INSERT INTO financial_records
+        (record_code, txn_type, category_level1, category_level2, project_id, user_id, user_name,
+         amount_original, currency, exchange_rate, amount_cny, record_date,
+         counterparty_name, counterparty_type, counterparty_id, source, source_code, description, attachments, status)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, 'cash_management', $16, $17, $18, 'confirmed')
+       RETURNING *`,
+      [
+        recordCode, txn_type, category_level1, category_level2,
+        project_id || null, userId, req.user?.name || req.user?.username || '',
+        amt, currency || 'CNY', rate, amountCny,
+        record_date,
+        counterparty_name || null, counterparty_type || null, counterparty_id || null,
+        recordCode, description || null, voucher_url || null
+      ]
+    );
+
+    if (txn_type === 'income' && project_id && ['contract_payment', 'customer_advance'].includes(category_level2)) {
+      const msResult = await client.query(
+        'SELECT id FROM project_milestones WHERE project_id = $1 ORDER BY id LIMIT 1',
+        [project_id]
+      );
+      if (msResult.rows.length > 0) {
+        const milestoneId = msResult.rows[0].id;
+        const msData = await client.query('SELECT amount FROM project_milestones WHERE id = $1', [milestoneId]);
+        if (msData.rows.length > 0 && parseFloat(msData.rows[0].amount) > 0) {
+          const prResult = await client.query(
+            `INSERT INTO project_receipts
+              (project_id, receipt_type, milestone_id, amount, currency, exchange_rate, amount_cny,
+               receipt_date, payer_name, description, voucher_url, financial_record_id, created_by)
+             VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13)
+             RETURNING *`,
+            [
+              project_id,
+              category_level2 === 'customer_advance' ? 'advance' : 'node',
+              milestoneId, amt, currency || 'CNY', rate, amountCny,
+              record_date, counterparty_name || '', description || '', voucher_url || '',
+              frResult.rows[0].id, userId
+            ]
+          );
+
+          const totalReceived = await client.query(
+            `SELECT COALESCE(SUM(amount), 0) as total FROM project_receipts
+             WHERE milestone_id = $1 AND receipt_type = 'node'`,
+            [milestoneId]
+          );
+          const progress = Math.min(100, Math.round((parseFloat(totalReceived.rows[0].total) / parseFloat(msData.rows[0].amount)) * 100));
+          await client.query(
+            `UPDATE project_milestones SET completion_progress = $1::numeric,
+             status = CASE WHEN $1::numeric >= 100 THEN 'completed' ELSE 'in_progress' END,
+             actual_date = CASE WHEN $1::numeric >= 100 THEN $2 ELSE actual_date END
+             WHERE id = $3`,
+            [progress, record_date, milestoneId]
+          );
+        }
+      }
+    }
+
+    await client.query('COMMIT');
+
+    const fullResult = await db.query(
+      `SELECT fr.*, p.name as project_name FROM financial_records fr LEFT JOIN projects p ON fr.project_id = p.id WHERE fr.id = $1`,
+      [frResult.rows[0].id]
+    );
+
+    res.json({ success: true, data: fullResult.rows[0] });
+  } catch (error) {
+    await client.query('ROLLBACK');
+    console.error('新增收支记录失败:', error);
+    res.status(500).json({ success: false, message: '新增收支记录失败' });
+  } finally {
+    client.release();
+  }
+});
+
+router.delete('/:id', authenticate, async (req, res) => {
+  const client = await db.pool.connect();
+  try {
+    await client.query('BEGIN');
+    const { id } = req.params;
+
+    const recordResult = await client.query(
+      `SELECT * FROM financial_records WHERE id = $1 AND source = 'cash_management'`,
+      [id]
+    );
+    if (recordResult.rowCount === 0) {
+      await client.query('ROLLBACK');
+      return res.status(404).json({ success: false, message: '记录不存在或无权删除' });
+    }
+
+    const record = recordResult.rows[0];
+
+    if (record.txn_type === 'income' && record.project_id) {
+      const prResult = await client.query(
+        'SELECT id FROM project_receipts WHERE financial_record_id = $1',
+        [id]
+      );
+      if (prResult.rows.length > 0) {
+        const receipt = prResult.rows[0];
+        await client.query('DELETE FROM project_receipts WHERE id = $1', [receipt.id]);
+
+        if (receipt.milestone_id) {
+          const msData = await client.query('SELECT amount FROM project_milestones WHERE id = $1', [receipt.milestone_id]);
+          if (msData.rows.length > 0 && parseFloat(msData.rows[0].amount) > 0) {
+            const totalReceived = await client.query(
+              `SELECT COALESCE(SUM(amount), 0) as total FROM project_receipts
+               WHERE milestone_id = $1 AND receipt_type = 'node'`,
+              [receipt.milestone_id]
+            );
+            const progress = Math.min(100, Math.round((parseFloat(totalReceived.rows[0].total) / parseFloat(msData.rows[0].amount)) * 100));
+            await client.query(
+              `UPDATE project_milestones SET completion_progress = $1::numeric,
+               status = CASE WHEN $1::numeric >= 100 THEN 'completed' WHEN $1::numeric > 0 THEN 'in_progress' ELSE 'pending' END
+               WHERE id = $2`,
+              [progress, receipt.milestone_id]
+            );
+          }
+        }
+      }
+    }
+
+    await client.query('DELETE FROM financial_records WHERE id = $1', [id]);
+
+    await client.query('COMMIT');
+    res.json({ success: true, message: '删除成功' });
+  } catch (error) {
+    await client.query('ROLLBACK');
+    console.error('删除收支记录失败:', error);
+    res.status(500).json({ success: false, message: '删除收支记录失败' });
+  } finally {
+    client.release();
+  }
+});
+
+module.exports = router;

backend/routes/construction.js

@@ -4,6 +4,7 @@ const { authenticate, requireAdmin } = require('../middleware/auth');
 
 const router = express.Router();
 
+// 获取施工项目列表
 router.get('/my-projects', async (req, res) => {
   try {
     const result = await db.query(`
@@ -30,4 +31,298 @@ router.get('/my-projects', async (req, res) => {
   }
 });
 
+// ==================== 施工日志 ====================
+
+// 获取项目施工日志
+router.get('/projects/:projectId/logs', async (req, res) => {
+  try {
+    const { projectId } = req.params;
+    const result = await db.query(
+      'SELECT * FROM construction_logs WHERE project_id = $1 ORDER BY log_date DESC, created_at DESC',
+      [projectId]
+    );
+    res.json({ success: true, data: result.rows });
+  } catch (error) {
+    console.error('获取施工日志失败:', error);
+    res.status(500).json({ success: false, message: '获取施工日志失败' });
+  }
+});
+
+// 新增施工日志
+router.post('/projects/:projectId/logs', authenticate, async (req, res) => {
+  try {
+    const { projectId } = req.params;
+    const { log_date, weather, work_content, next_plan, issues, photos } = req.body;
+    const userId = req.user?.id || req.user?.userId;
+
+    const result = await db.query(
+      `INSERT INTO construction_logs (project_id, log_date, weather, recorded_by, work_content, next_plan, issues, photos)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8) RETURNING *`,
+      [projectId, log_date, weather || 'sunny', userId, work_content || '', next_plan || '', issues || '', photos || []]
+    );
+    res.json({ success: true, data: result.rows[0] });
+  } catch (error) {
+    console.error('新增施工日志失败:', error);
+    res.status(500).json({ success: false, message: '新增施工日志失败' });
+  }
+});
+
+// 删除施工日志
+router.delete('/logs/:logId', authenticate, async (req, res) => {
+  try {
+    const { logId } = req.params;
+    const result = await db.query('DELETE FROM construction_logs WHERE id = $1 RETURNING id', [logId]);
+    if (result.rowCount === 0) {
+      return res.status(404).json({ success: false, message: '日志不存在' });
+    }
+    res.json({ success: true, message: '删除成功' });
+  } catch (error) {
+    console.error('删除施工日志失败:', error);
+    res.status(500).json({ success: false, message: '删除施工日志失败' });
+  }
+});
+
+// ==================== 施工进度 ====================
+
+// 获取项目施工进度（包含phases和项目信息）
+router.get('/projects/:projectId/progress', async (req, res) => {
+  try {
+    const { projectId } = req.params;
+    
+    // 获取项目信息
+    const projectResult = await db.query(
+      `SELECT p.*, c.name as customer_name, u.name as manager_name
+       FROM projects p
+       LEFT JOIN customers c ON p.customer_id = c.id
+       LEFT JOIN users u ON p.project_manager_id = u.id
+       WHERE p.id = $1`,
+      [projectId]
+    );
+    
+    if (projectResult.rowCount === 0) {
+      return res.status(404).json({ success: false, message: '项目不存在' });
+    }
+    
+    // 获取阶段
+    const phasesResult = await db.query(
+      'SELECT * FROM project_phases WHERE project_id = $1 ORDER BY phase_order',
+      [projectId]
+    );
+    
+    res.json({
+      success: true,
+      data: {
+        project: projectResult.rows[0],
+        phases: phasesResult.rows
+      }
+    });
+  } catch (error) {
+    console.error('获取施工进度失败:', error);
+    res.status(500).json({ success: false, message: '获取施工进度失败' });
+  }
+});
+
+// 完成阶段
+router.post('/projects/:projectId/phases/:phaseId/complete', authenticate, async (req, res) => {
+  try {
+    const { projectId, phaseId } = req.params;
+    const { remark, photos } = req.body;
+    const userId = req.user?.id || req.user?.userId;
+
+    // 标记阶段完成
+    await db.query(
+      `UPDATE project_phases SET status = 'completed', completed_at = CURRENT_TIMESTAMP, completed_by = $1, remark = COALESCE(remark, '') || $2, photos = COALESCE(photos, '{}') || $3 WHERE id = $4 AND project_id = $5`,
+      [userId, remark ? '\n' + remark : '', photos || [], phaseId, projectId]
+    );
+
+    // 计算总体进度
+    const progressResult = await db.query(
+      'SELECT COUNT(*) as total, COUNT(CASE WHEN status = $1 THEN 1 END) as completed FROM project_phases WHERE project_id = $2',
+      ['completed', projectId]
+    );
+    const total = parseInt(progressResult.rows[0].total);
+    const completed = parseInt(progressResult.rows[0].completed);
+    const progress = total > 0 ? Math.round((completed / total) * 100) : 0;
+
+    // 找下一个待开始的阶段
+    const nextPhaseResult = await db.query(
+      `SELECT * FROM project_phases WHERE project_id = $1 AND status = 'pending' ORDER BY phase_order LIMIT 1`,
+      [projectId]
+    );
+
+    if (nextPhaseResult.rows.length > 0) {
+      await db.query(
+        `UPDATE project_phases SET status = 'in_progress', started_at = CURRENT_TIMESTAMP WHERE id = $1`,
+        [nextPhaseResult.rows[0].id]
+      );
+      // 更新项目当前阶段
+      await db.query(
+        `UPDATE projects SET current_phase = $1, phase_progress = $2 WHERE id = $3`,
+        [nextPhaseResult.rows[0].phase_name, progress, projectId]
+      );
+    } else {
+      // 所有阶段完成
+      await db.query(
+        `UPDATE projects SET current_phase = '已完成', phase_progress = 100, status = 'completed' WHERE id = $1`,
+        [projectId]
+      );
+    }
+
+    res.json({ success: true, progress });
+  } catch (error) {
+    console.error('完成阶段失败:', error);
+    res.status(500).json({ success: false, message: '完成阶段失败' });
+  }
+});
+
+// 重新打开阶段
+router.put('/phases/:phaseId/reopen', authenticate, async (req, res) => {
+  try {
+    const { phaseId } = req.params;
+
+    await db.query(
+      `UPDATE project_phases SET status = 'in_progress', completed_at = NULL, completed_by = NULL WHERE id = $1`,
+      [phaseId]
+    );
+
+    // 重新计算进度
+    const phaseResult = await db.query('SELECT project_id FROM project_phases WHERE id = $1', [phaseId]);
+    if (phaseResult.rows.length > 0) {
+      const projectId = phaseResult.rows[0].project_id;
+      const progressResult = await db.query(
+        'SELECT COUNT(*) as total, COUNT(CASE WHEN status = $1 THEN 1 END) as completed FROM project_phases WHERE project_id = $2',
+        ['completed', projectId]
+      );
+      const total = parseInt(progressResult.rows[0].total);
+      const completed = parseInt(progressResult.rows[0].completed);
+      const progress = total > 0 ? Math.round((completed / total) * 100) : 0;
+      
+      await db.query(
+        `UPDATE projects SET phase_progress = $1, status = 'active' WHERE id = $2`,
+        [progress, projectId]
+      );
+    }
+
+    res.json({ success: true });
+  } catch (error) {
+    console.error('重新打开阶段失败:', error);
+    res.status(500).json({ success: false, message: '重新打开阶段失败' });
+  }
+});
+
+// 更新子项状态（支持完成时间、照片、与资料管理共享）
+router.put('/phases/:phaseId/sub-item', authenticate, async (req, res) => {
+  try {
+    const { phaseId } = req.params;
+    const { itemIndex, completed, completed_at, photos } = req.body;
+    const userId = req.user?.id || req.user?.userId;
+
+    const phaseResult = await db.query('SELECT sub_items, project_id FROM project_phases WHERE id = $1', [phaseId]);
+    if (phaseResult.rowCount === 0) {
+      return res.status(404).json({ success: false, message: '阶段不存在' });
+    }
+
+    const subItems = phaseResult.rows[0].sub_items || [];
+    const projectId = phaseResult.rows[0].project_id;
+
+    if (itemIndex >= 0 && itemIndex < subItems.length) {
+      subItems[itemIndex].completed = completed;
+      if (completed) {
+        subItems[itemIndex].completed_at = completed_at || new Date().toISOString();
+        if (photos && photos.length > 0) {
+          subItems[itemIndex].photos = photos;
+          // 同步写入 project_documents 实现与资料管理共享
+          for (const url of photos) {
+            const fileName = url.split('/').pop() || 'photo.jpg';
+            await db.query(
+              `INSERT INTO project_documents (project_id, doc_type, file_name, file_url, description, uploaded_by)
+               VALUES ($1, 'image', $2, $3, $4, $5)`,
+              [projectId, fileName, url, `阶段子项: ${subItems[itemIndex].name}`, userId]
+            );
+          }
+        }
+      } else {
+        subItems[itemIndex].completed_at = null;
+        subItems[itemIndex].photos = [];
+      }
+      await db.query('UPDATE project_phases SET sub_items = $1 WHERE id = $2', [JSON.stringify(subItems), phaseId]);
+    }
+
+    res.json({ success: true, subItems });
+  } catch (error) {
+    console.error('更新子项状态失败:', error);
+    res.status(500).json({ success: false, message: '更新子项状态失败' });
+  }
+});
+
+// ==================== 资料管理 ====================
+
+// 获取项目资料列表
+router.get('/projects/:projectId/documents', async (req, res) => {
+  try {
+    const { projectId } = req.params;
+    const { doc_type } = req.query;
+    
+    let query = 'SELECT d.*, u.name as uploader_name FROM project_documents d LEFT JOIN users u ON d.uploaded_by = u.id WHERE d.project_id = $1';
+    const params = [projectId];
+    
+    if (doc_type) {
+      query += ' AND d.doc_type = $2';
+      params.push(doc_type);
+    }
+    
+    query += ' ORDER BY d.created_at DESC';
+    
+    const result = await db.query(query, params);
+    res.json({ success: true, data: result.rows });
+  } catch (error) {
+    console.error('获取项目资料失败:', error);
+    res.status(500).json({ success: false, message: '获取项目资料失败' });
+  }
+});
+
+// 上传项目资料
+router.post('/projects/:projectId/documents', authenticate, async (req, res) => {
+  try {
+    const { projectId } = req.params;
+    const { doc_type, file_name, file_url, description } = req.body;
+    const userId = req.user?.id || req.user?.userId;
+
+    const result = await db.query(
+      `INSERT INTO project_documents (project_id, doc_type, file_name, file_url, description, uploaded_by)
+       VALUES ($1, $2, $3, $4, $5, $6) RETURNING *`,
+      [projectId, doc_type || 'document', file_name, file_url, description || '', userId]
+    );
+    res.json({ success: true, data: result.rows[0] });
+  } catch (error) {
+    console.error('上传项目资料失败:', error);
+    res.status(500).json({ success: false, message: '上传项目资料失败' });
+  }
+});
+
+// 删除项目资料
+router.delete('/documents/:docId', authenticate, async (req, res) => {
+  try {
+    const { docId } = req.params;
+    const userId = req.user?.id || req.user?.userId;
+    const isAdmin = req.user?.role === 'admin';
+    
+    // 管理员或上传者可删除
+    const docResult = await db.query('SELECT * FROM project_documents WHERE id = $1', [docId]);
+    if (docResult.rowCount === 0) {
+      return res.status(404).json({ success: false, message: '资料不存在' });
+    }
+    
+    if (!isAdmin && docResult.rows[0].uploaded_by !== userId) {
+      return res.status(403).json({ success: false, message: '无权删除' });
+    }
+    
+    await db.query('DELETE FROM project_documents WHERE id = $1', [docId]);
+    res.json({ success: true, message: '删除成功' });
+  } catch (error) {
+    console.error('删除项目资料失败:', error);
+    res.status(500).json({ success: false, message: '删除项目资料失败' });
+  }
+});
+
 module.exports = router;

backend/routes/executions.js

@@ -85,7 +85,7 @@ router.post('/', async (req, res) => {
     
     let status = action === 'execute' ? 'executed' : 'rejected';
     if (action === 'reject') {
-      status = 'pending_edit';
+      status = 'pending';
     }
     
     const executeDate = new Date().toISOString().split('T')[0];

backend/routes/financial-records.js

@@ -236,8 +236,14 @@ router.post('/batch', authenticate, async (req, res) => {
     for (let i = 0; i < records.length; i++) {
       const r = records[i];
       try {
-        if (!r.txn_type || !r.category_level1 || !r.category_level2 || !r.amount_original || !r.record_date) {
-          errors.push({ row: i + 1, message: '缺少必填字段' });
+        const missingFields = [];
+        if (!r.txn_type) missingFields.push('收支类型');
+        if (!r.category_level1) missingFields.push('一级分类');
+        if (!r.category_level2) missingFields.push('二级分类');
+        if (!r.amount_original) missingFields.push('金额');
+        if (!r.record_date) missingFields.push('日期');
+        if (missingFields.length > 0) {
+          errors.push({ row: i + 1, message: `缺少必填字段: ${missingFields.join(', ')}`, data: r });
           continue;
         }
 
@@ -246,15 +252,34 @@ router.post('/batch', authenticate, async (req, res) => {
 
         let projectId = r.project_id || null;
         if (!projectId && r.project_name) {
+          // 先精确匹配
           const projResult = await db.query("SELECT id FROM projects WHERE name = $1", [r.project_name]);
           if (projResult.rows.length > 0) {
             projectId = projResult.rows[0].id;
+          } else {
+            // 模糊匹配：去除空格后比较
+            const fuzzyResult = await db.query(
+              "SELECT id, name FROM projects WHERE REPLACE(name, ' ', '') = REPLACE($1, ' ', '')",
+              [r.project_name]
+            );
+            if (fuzzyResult.rows.length > 0) {
+              projectId = fuzzyResult.rows[0].id;
+            } else {
+              // 包含匹配
+              const likeResult = await db.query(
+                "SELECT id, name FROM projects WHERE name LIKE '%' || $1 || '%' OR $1 LIKE '%' || name || '%'",
+                [r.project_name]
+              );
+              if (likeResult.rows.length > 0) {
+                projectId = likeResult.rows[0].id;
+              }
+            }
           }
         }
 
         let userId = r.user_id || null;
         if (!userId && r.user_name) {
-          const userResult = await db.query("SELECT id FROM users WHERE name = $1", [r.user_name]);
+          const userResult = await db.query("SELECT id FROM users WHERE name = $1 OR username = $1", [r.user_name]);
           if (userResult.rows.length > 0) {
             userId = userResult.rows[0].id;
           }
@@ -280,7 +305,7 @@ router.post('/batch', authenticate, async (req, res) => {
         );
         results.push(result.rows[0]);
       } catch (err) {
-        errors.push({ row: i + 1, message: err.message });
+        errors.push({ row: i + 1, message: err.message, data: { txn_type: r.txn_type, category_level1: r.category_level1, category_level2: r.category_level2, project_name: r.project_name, amount: r.amount_original } });
       }
     }
 

backend/routes/inventory.js

@@ -81,6 +81,32 @@ router.get('/summary', async (req, res) => {
   }
 });
 
+router.post('/in', async (req, res) => {
+  try {
+    const { project_id, product_id, quantity, unit_price, total_amount, operator, remark } = req.body;
+    
+    const result = await db.query(`
+      INSERT INTO inventory_records 
+      (record_type, project_id, product_id, quantity, unit_price, total_amount, record_date, operator, remark)
+      VALUES ($1, $2, $3, $4, $5, $6, CURRENT_DATE, $7, $8)
+      RETURNING id
+    `, ['in', project_id || null, product_id, quantity, unit_price || null, total_amount || null, operator || '系统', remark || null]);
+    
+    res.json({
+      success: true,
+      message: '入库成功',
+      data: { id: result.rows[0]?.id }
+    });
+  } catch (error) {
+    console.error('入库失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '入库失败',
+      error: process.env.NODE_ENV === 'development' ? error.message : '操作失败'
+    });
+  }
+});
+
 router.post('/out', async (req, res) => {
   try {
     const { project_id, product_id, quantity, unit_price, total_amount, operator, remark } = req.body;

backend/routes/payments.js

@@ -61,7 +61,7 @@ router.post('/', async (req, res) => {
         payee, bank_account, bank_name, amount, currency, reason, payment_date, 
         request_code, status, applicant, detail_items, attachments,
         payee_type, payee_id, expense_type, expense_category, project_id
-      ) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17`,
+      ) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17)`,
       [
         payee, finalBankAccount, finalBankName, finalAmount, currency || 'CNY', 
         reason, payment_date, requestCode, 'pending', applicant, 
@@ -157,7 +157,7 @@ router.put('/:id', async (req, res) => {
       params
     );
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '更新成功' });
     } else {
       res.status(404).json({ success: false, message: '付款申请不存在' });
@@ -174,7 +174,7 @@ router.delete('/:id', async (req, res) => {
     
     const result = await db.query('DELETE FROM payment_requests WHERE id = $1', [id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '删除成功' });
     } else {
       res.status(404).json({ success: false, message: '付款申请不存在' });
@@ -191,7 +191,7 @@ router.post('/:id/submit', async (req, res) => {
     
     const result = await db.query('UPDATE payment_requests SET status = $1 WHERE id = $2', ['pending', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '提交成功' });
     } else {
       res.status(404).json({ success: false, message: '付款申请不存在' });
@@ -208,7 +208,7 @@ router.post('/:id/withdraw', async (req, res) => {
     
     const result = await db.query('UPDATE payment_requests SET status = $1 WHERE id = $2', ['withdrawn', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '撤回成功' });
     } else {
       res.status(404).json({ success: false, message: '付款申请不存在' });
@@ -226,7 +226,7 @@ router.post('/:id/approve', async (req, res) => {
     
     const result = await db.query('UPDATE payment_requests SET status = $1, approval_remark = $2 WHERE id = $3', ['approved', remark, id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '审批通过成功' });
     } else {
       res.status(404).json({ success: false, message: '付款申请不存在' });
@@ -242,9 +242,9 @@ router.post('/:id/reject', async (req, res) => {
     const { id } = req.params;
     const { rejectReason } = req.body;
     
-    const result = await db.query('UPDATE payment_requests SET status = $1 WHERE id = $2', ['pending_edit', id]);
+    const result = await db.query('UPDATE payment_requests SET status = $1 WHERE id = $2', ['pending', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '退回成功' });
     } else {
       res.status(404).json({ success: false, message: '付款申请不存在' });

backend/routes/process-templates.js

@@ -106,7 +106,7 @@ router.post('/:id/copy', async (req, res) => {
     const src = existing.rows[0];
     const result = await db.query(
       'INSERT INTO project_type_templates (name, description, phases, is_system) VALUES ($1, $2, $3, false) RETURNING id',
-      [name || `${src.name} (副本)`, src.description, src.phases]
+      [name || `${src.name} (副本)`, src.description, JSON.stringify(src.phases)]
     );
     res.json({ success: true, message: '模板复制成功', data: { id: result.rows[0].id } });
   } catch (error) {

backend/routes/project-receipts.js

@@ -0,0 +1,203 @@
+const express = require('express');
+const db = require('../db');
+const { authenticate, requireAdmin } = require('../middleware/auth');
+
+const router = express.Router();
+
+// 获取项目收款记录
+router.get('/', async (req, res) => {
+  try {
+    const { projectId } = req.query;
+    if (!projectId) {
+      return res.status(400).json({ success: false, message: '缺少项目ID' });
+    }
+    const result = await db.query(
+      `SELECT r.*, m.milestone_name, m.percentage as milestone_percentage,
+              u.name as creator_name
+       FROM project_receipts r
+       LEFT JOIN project_milestones m ON r.milestone_id = m.id
+       LEFT JOIN users u ON r.created_by = u.id
+       WHERE r.project_id = $1
+       ORDER BY r.receipt_date DESC, r.created_at DESC`,
+      [projectId]
+    );
+    res.json({ success: true, data: result.rows });
+  } catch (error) {
+    console.error('获取收款记录失败:', error);
+    res.status(500).json({ success: false, message: '获取收款记录失败' });
+  }
+});
+
+// 获取项目付款节点列表（用于收款时选择）
+router.get('/milestones', async (req, res) => {
+  try {
+    const { projectId } = req.query;
+    if (!projectId) {
+      return res.status(400).json({ success: false, message: '缺少项目ID' });
+    }
+    const result = await db.query(
+      `SELECT id, milestone_name, percentage, amount, status, completion_progress
+       FROM project_milestones WHERE project_id = $1 ORDER BY id`,
+      [projectId]
+    );
+    res.json({ success: true, data: result.rows });
+  } catch (error) {
+    console.error('获取付款节点失败:', error);
+    res.status(500).json({ success: false, message: '获取付款节点失败' });
+  }
+});
+
+// 新增收款记录（同时写入 financial_records 统一记账）
+router.post('/', authenticate, async (req, res) => {
+  const client = await db.pool.connect();
+  try {
+    await client.query('BEGIN');
+    const { project_id, receipt_type, milestone_id, amount, currency, exchange_rate, receipt_date, payer_name, description, voucher_url, counterparty_id } = req.body;
+    const userId = req.user?.id || req.user?.userId;
+
+    if (!project_id) {
+      await client.query('ROLLBACK');
+      return res.status(400).json({ success: false, message: '缺少项目ID' });
+    }
+
+    const amt = parseFloat(amount) || 0;
+    const rate = parseFloat(exchange_rate) || 1;
+    const amountCny = parseFloat((amt * rate).toFixed(2));
+
+    // 1. 写入 financial_records（统一记账）
+    const today = new Date();
+    const dateStr = today.toISOString().slice(0, 10).replace(/-/g, '');
+    const codeResult = await client.query(
+      "SELECT COUNT(*) as cnt FROM financial_records WHERE record_code LIKE $1",
+      [`FIN-${dateStr}%`]
+    );
+    const seq = String(parseInt(codeResult.rows[0].cnt) + 1).padStart(4, '0');
+    const recordCode = `FIN-${dateStr}-${seq}`;
+
+    // 确定分类
+    let categoryLevel2 = 'contract_payment';
+    if (receipt_type === 'advance') {
+      categoryLevel2 = 'customer_advance';
+    } else if (receipt_type === 'other') {
+      categoryLevel2 = 'other_income';
+    }
+
+    const frResult = await client.query(
+      `INSERT INTO financial_records 
+        (record_code, txn_type, category_level1, category_level2, project_id, user_id, user_name,
+         amount_original, currency, exchange_rate, amount_cny, record_date, 
+         counterparty_name, counterparty_type, counterparty_id, source, source_code, description, status)
+       VALUES ($1, 'income', $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, 'customer', $13, 'receipt', $14, $15, 'confirmed')
+       RETURNING id`,
+      [
+        recordCode, 'income', categoryLevel2, project_id,
+        userId, req.user?.name || req.user?.username || '',
+        amt, currency || 'CNY', rate, amountCny,
+        receipt_date, payer_name || '',
+        counterparty_id || null,
+        recordCode, description || ''
+      ]
+    );
+    const financialRecordId = frResult.rows[0].id;
+
+    // 2. 写入 project_receipts
+    const receiptResult = await client.query(
+      `INSERT INTO project_receipts 
+        (project_id, receipt_type, milestone_id, amount, currency, exchange_rate, amount_cny,
+         receipt_date, payer_name, description, voucher_url, financial_record_id, created_by)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13)
+       RETURNING *`,
+      [project_id, receipt_type || 'node', milestone_id || null, amt, currency || 'CNY', rate, amountCny,
+       receipt_date, payer_name || '', description || '', voucher_url || '', financialRecordId, userId]
+    );
+
+    // 3. 如果是节点收款，更新里程碑完成进度
+    if (receipt_type === 'node' && milestone_id) {
+      const msResult = await client.query('SELECT amount FROM project_milestones WHERE id = $1', [milestone_id]);
+      if (msResult.rows.length > 0 && parseFloat(msResult.rows[0].amount) > 0) {
+        const totalReceived = await client.query(
+          `SELECT COALESCE(SUM(amount), 0) as total FROM project_receipts 
+           WHERE milestone_id = $1 AND receipt_type = 'node'`,
+          [milestone_id]
+        );
+        const progress = Math.min(100, Math.round((parseFloat(totalReceived.rows[0].total) / parseFloat(msResult.rows[0].amount)) * 100));
+        await client.query(
+          `UPDATE project_milestones SET completion_progress = $1::numeric, status = CASE WHEN $1::numeric >= 100 THEN 'completed' ELSE 'in_progress' END, actual_date = CASE WHEN $1::numeric >= 100 THEN $2 ELSE actual_date END WHERE id = $3`,
+          [progress, receipt_date, milestone_id]
+        );
+      }
+    }
+
+    await client.query('COMMIT');
+
+    // 返回带里程碑名称的完整记录
+    const fullResult = await db.query(
+      `SELECT r.*, m.milestone_name FROM project_receipts r LEFT JOIN project_milestones m ON r.milestone_id = m.id WHERE r.id = $1`,
+      [receiptResult.rows[0].id]
+    );
+
+    res.json({ success: true, data: fullResult.rows[0] });
+  } catch (error) {
+    await client.query('ROLLBACK');
+    console.error('新增收款记录失败:', error);
+    res.status(500).json({ success: false, message: '新增收款记录失败' });
+  } finally {
+    client.release();
+  }
+});
+
+// 删除收款记录（同时删除 financial_records）
+router.delete('/:receiptId', authenticate, async (req, res) => {
+  const client = await db.pool.connect();
+  try {
+    await client.query('BEGIN');
+    const { receiptId } = req.params;
+
+    const receiptResult = await client.query(
+      'SELECT * FROM project_receipts WHERE id = $1',
+      [receiptId]
+    );
+    if (receiptResult.rowCount === 0) {
+      await client.query('ROLLBACK');
+      return res.status(404).json({ success: false, message: '收款记录不存在' });
+    }
+
+    const receipt = receiptResult.rows[0];
+    const financialRecordId = receipt.financial_record_id;
+
+    // 先删除 project_receipts（引用方），再删除 financial_records（被引用方）
+    await client.query('DELETE FROM project_receipts WHERE id = $1', [receiptId]);
+
+    if (financialRecordId) {
+      await client.query('DELETE FROM financial_records WHERE id = $1', [financialRecordId]);
+    }
+
+    // 如果是节点收款，重新计算里程碑进度
+    if (receipt.receipt_type === 'node' && receipt.milestone_id) {
+      const msResult = await client.query('SELECT amount FROM project_milestones WHERE id = $1', [receipt.milestone_id]);
+      if (msResult.rows.length > 0 && parseFloat(msResult.rows[0].amount) > 0) {
+        const totalReceived = await client.query(
+          `SELECT COALESCE(SUM(amount), 0) as total FROM project_receipts 
+           WHERE milestone_id = $1 AND receipt_type = 'node'`,
+          [receipt.milestone_id]
+        );
+        const progress = Math.min(100, Math.round((parseFloat(totalReceived.rows[0].total) / parseFloat(msResult.rows[0].amount)) * 100));
+        await client.query(
+          `UPDATE project_milestones SET completion_progress = $1::numeric, status = CASE WHEN $1::numeric >= 100 THEN 'completed' WHEN $1::numeric > 0 THEN 'in_progress' ELSE 'pending' END WHERE id = $2`,
+          [progress, receipt.milestone_id]
+        );
+      }
+    }
+
+    await client.query('COMMIT');
+    res.json({ success: true, message: '删除成功' });
+  } catch (error) {
+    await client.query('ROLLBACK');
+    console.error('删除收款记录失败:', error);
+    res.status(500).json({ success: false, message: '删除收款记录失败' });
+  } finally {
+    client.release();
+  }
+});
+
+module.exports = router;

backend/routes/projects.js

@@ -19,10 +19,17 @@ router.get('/', async (req, res) => {
         p.status,
         p.location,
         c.name as customer_name,
-        u.name as manager_name
+        u.name as manager_name,
+        COALESCE(expense_summary.total_expense, 0) as total_expense
       FROM projects p
       LEFT JOIN customers c ON p.customer_id = c.id
       LEFT JOIN users u ON p.project_manager_id = u.id
+      LEFT JOIN (
+        SELECT project_id, SUM(amount_cny::numeric) as total_expense 
+        FROM financial_records 
+        WHERE txn_type = 'expense' AND status = 'confirmed'
+        GROUP BY project_id
+      ) expense_summary ON p.id = expense_summary.project_id
       ORDER BY p.created_at DESC
       LIMIT 50
     `);
@@ -472,6 +479,14 @@ router.put('/:id', async (req, res) => {
       );
     }
     
+    // 合同金额变更时，自动按比例更新付款节点金额
+    if (contract_amount !== undefined && contract_amount !== null) {
+      await db.query(
+        `UPDATE project_milestones SET amount = ROUND($1 * percentage / 100, 2) WHERE project_id = $2`,
+        [contract_amount, id]
+      );
+    }
+    
     if (start_date && end_date) {
       const start = new Date(start_date);
       const end = new Date(end_date);
@@ -553,6 +568,12 @@ router.put('/:id/contract', async (req, res) => {
           [id, node.name, node.condition || '', node.percentage, node.amount, 'pending']
         );
       }
+    } else if (contract_total) {
+      // 没有传付款节点但合同金额变了，按比例更新现有里程碑金额
+      await db.query(
+        `UPDATE project_milestones SET amount = ROUND($1 * percentage / 100, 2) WHERE project_id = $2`,
+        [contract_total, id]
+      );
     }
     
     // 4. 处理单价项
@@ -581,55 +602,108 @@ router.put('/:id/contract', async (req, res) => {
   }
 });
 
+router.get('/:id/financial-details', async (req, res) => {
+  try {
+    const { id } = req.params;
+    const { txn_type, category_level1, category_level2, date_from, date_to, page = 1, pageSize = 20 } = req.query;
+
+    let sql = `SELECT fr.*, p.name as project_name FROM financial_records fr LEFT JOIN projects p ON fr.project_id = p.id WHERE fr.project_id = $1 AND fr.status != 'voided'`;
+    const params = [id];
+    let idx = 2;
+
+    if (txn_type) { params.push(txn_type); sql += ` AND fr.txn_type = $${idx++}`; }
+    if (category_level1) { params.push(category_level1); sql += ` AND fr.category_level1 = $${idx++}`; }
+    if (category_level2) { params.push(category_level2); sql += ` AND fr.category_level2 = $${idx++}`; }
+    if (date_from) { params.push(date_from); sql += ` AND fr.record_date >= $${idx++}`; }
+    if (date_to) { params.push(date_to); sql += ` AND fr.record_date <= $${idx++}`; }
+
+    const countResult = await db.query(`SELECT COUNT(*) as total FROM (${sql}) sub`, params);
+    const total = parseInt(countResult.rows[0].total);
+
+    sql += ' ORDER BY fr.record_date DESC, fr.created_at DESC';
+    const offset = (parseInt(page) - 1) * parseInt(pageSize);
+    params.push(parseInt(pageSize));
+    sql += ` LIMIT $${idx++}`;
+    params.push(offset);
+    sql += ` OFFSET $${idx++}`;
+
+    const result = await db.query(sql, params);
+    res.json({
+      success: true,
+      data: result.rows,
+      pagination: { page: parseInt(page), pageSize: parseInt(pageSize), total, totalPages: Math.ceil(total / parseInt(pageSize)) }
+    });
+  } catch (error) {
+    console.error('获取项目财务明细失败:', error);
+    res.status(500).json({ success: false, message: '获取项目财务明细失败' });
+  }
+});
+
 router.get('/:id/cost-summary', async (req, res) => {
   try {
     const { id } = req.params;
 
-    const purchaseResult = await db.query(`
-      SELECT 
-        expense_category,
-        SUM(total_amount) as total_amount
-      FROM purchase_requests
-      WHERE project_id = $1 AND status IN ('approved', 'executed')
-      GROUP BY expense_category
-    `, [id]);
-    
-    const paymentResult = await db.query(`
-      SELECT 
-        SUM(amount) as total_payment
-      FROM payment_requests
-      WHERE project_id = $1 AND status = 'approved' AND payment_type = 'company'
-    `, [id]);
-    
     const projectResult = await db.query('SELECT * FROM projects WHERE id = $1', [id]);
-    
     if (projectResult.rows.length === 0) {
       return res.status(404).json({ success: false, message: '项目不存在' });
     }
-    
     const project = projectResult.rows[0];
-    const purchaseByCategory = {};
-    let totalPurchase = 0;
 
-    purchaseResult.rows.forEach(row => {
-      purchaseByCategory[row.expense_category] = row.total_amount;
-      totalPurchase += row.total_amount;
+    const incomeResult = await db.query(`
+      SELECT category_level2, COALESCE(SUM(amount_cny), 0) as total_amount
+      FROM financial_records
+      WHERE project_id = $1 AND txn_type = 'income' AND status != 'voided'
+      GROUP BY category_level2
+    `, [id]);
+
+    const expenseResult = await db.query(`
+      SELECT category_level1, category_level2, COALESCE(SUM(amount_cny), 0) as total_amount
+      FROM financial_records
+      WHERE project_id = $1 AND txn_type = 'expense' AND status != 'voided'
+      GROUP BY category_level1, category_level2
+    `, [id]);
+
+    const totalIncomeRow = await db.query(`
+      SELECT COALESCE(SUM(amount_cny), 0) as total FROM financial_records
+      WHERE project_id = $1 AND txn_type = 'income' AND status != 'voided'
+    `, [id]);
+
+    const totalExpenseRow = await db.query(`
+      SELECT COALESCE(SUM(amount_cny), 0) as total FROM financial_records
+      WHERE project_id = $1 AND txn_type = 'expense' AND status != 'voided'
+    `, [id]);
+
+    const incomeByCategory = {};
+    let totalIncome = parseFloat(totalIncomeRow.rows[0].total);
+    incomeResult.rows.forEach(row => {
+      incomeByCategory[row.category_level2] = parseFloat(row.total_amount);
     });
 
-    const totalPayment = paymentResult.rows[0]?.total_payment || 0;
+    const expenseByCategory = {};
+    const expenseByLevel1 = {};
+    let totalExpense = parseFloat(totalExpenseRow.rows[0].total);
+    expenseResult.rows.forEach(row => {
+      expenseByCategory[row.category_level2] = parseFloat(row.total_amount);
+      if (!expenseByLevel1[row.category_level1]) expenseByLevel1[row.category_level1] = 0;
+      expenseByLevel1[row.category_level1] += parseFloat(row.total_amount);
+    });
 
     res.json({
       success: true,
       data: {
         project_name: project.name,
         contract_amount: project.contract_amount || 0,
-        purchase_cost: {
-          total: totalPurchase,
-          by_category: purchaseByCategory
+        income: {
+          total: totalIncome,
+          by_category: incomeByCategory
         },
-        payment_cost: totalPayment,
-        total_cost: totalPurchase + totalPayment,
-        profit: (project.contract_amount || 0) - (totalPurchase + totalPayment)
+        expense: {
+          total: totalExpense,
+          by_category: expenseByCategory,
+          by_level1: expenseByLevel1
+        },
+        total_cost: totalExpense,
+        profit: totalIncome - totalExpense
       }
     });
   } catch (error) {

backend/routes/purchase-orders.js

@@ -203,7 +203,7 @@ router.put('/:id', async (req, res) => {
       WHERE id = ?
     `, [supplier_id, supplier_country, contract_url, quotation_url, remark, id]);
     
-    if (result.changes === 0) {
+    if (result.rowCount === 0) {
       return res.status(404).json({ success: false, message: '采购订单不存在' });
     }
     
@@ -303,7 +303,7 @@ router.post('/:id/cancel', async (req, res) => {
       [id]
     );
     
-    if (result.changes === 0) {
+    if (result.rowCount === 0) {
       return res.status(404).json({ success: false, message: '采购订单不存在' });
     }
     
@@ -391,7 +391,7 @@ router.put('/:id/items/:itemId', async (req, res) => {
       WHERE id = ? AND purchase_order_id = ?
     `, [product_id, product_name, specification, unit, quantity, unit_price, total_price, itemId, id]);
     
-    if (result.changes === 0) {
+    if (result.rowCount === 0) {
       return res.status(404).json({ success: false, message: '商品明细不存在' });
     }
     
@@ -418,7 +418,7 @@ router.delete('/:id/items/:itemId', async (req, res) => {
       [itemId, id]
     );
     
-    if (result.changes === 0) {
+    if (result.rowCount === 0) {
       return res.status(404).json({ success: false, message: '商品明细不存在' });
     }
     
@@ -506,7 +506,7 @@ router.put('/:id/payment-plans/:planId', async (req, res) => {
       WHERE id = ? AND purchase_order_id = ?
     `, [stage, planned_date, planned_amount, planned_percentage, remark, planId, id]);
     
-    if (result.changes === 0) {
+    if (result.rowCount === 0) {
       return res.status(404).json({ success: false, message: '付款计划不存在' });
     }
     
@@ -533,7 +533,7 @@ router.delete('/:id/payment-plans/:planId', async (req, res) => {
       [planId, id]
     );
     
-    if (result.changes === 0) {
+    if (result.rowCount === 0) {
       return res.status(404).json({ success: false, message: '付款计划不存在' });
     }
     

backend/routes/purchase.js

@@ -128,7 +128,7 @@ router.post('/', async (req, res) => {
       VALUES ($1, $2, $3, $4, $5, $6, $7, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP)
        RETURNING id`,
       [requestCode, project_id, purchase_type || 'inventory', total_amount || 0, currency || 'CNY', 
-        'pending_edit', remark]);
+        'pending', remark]);
     
     res.json({
       success: true,
@@ -219,7 +219,7 @@ router.post('/:id/submit', async (req, res) => {
     const { id } = req.params;
     
     const result = await db.query(
-      'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2', 
+      'UPDATE purchase_requests SET status = $1, updated_at = CURRENT_TIMESTAMP WHERE id = $2', 
       ['pending', id]
     );
     
@@ -256,7 +256,7 @@ router.post('/:id/approve', async (req, res) => {
     
     try {
       await db.query(
-        'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2',
+        'UPDATE purchase_requests SET status = $1, updated_at = CURRENT_TIMESTAMP WHERE id = $2',
         ['approved', id]
       );
       
@@ -297,8 +297,8 @@ router.post('/:id/reject', async (req, res) => {
     const { id } = req.params;
     
     const result = await db.query(
-      'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2', 
-      ['pending_edit', id]
+      'UPDATE purchase_requests SET status = $1, updated_at = CURRENT_TIMESTAMP WHERE id = $2', 
+      ['pending', id]
     );
     
     if (result.rowCount === 0) {
@@ -321,7 +321,7 @@ router.post('/:id/withdraw', async (req, res) => {
     const { id } = req.params;
     
     const result = await db.query(
-      'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2', 
+      'UPDATE purchase_requests SET status = $1, updated_at = CURRENT_TIMESTAMP WHERE id = $2', 
       ['withdrawn', id]
     );
     
@@ -345,7 +345,7 @@ router.post('/:id/execute', async (req, res) => {
     const { id } = req.params;
     
     await db.query(
-      'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2', 
+      'UPDATE purchase_requests SET status = $1, updated_at = CURRENT_TIMESTAMP WHERE id = $2', 
       ['executed', id]
     );
     

backend/routes/reimbursements.js

@@ -137,7 +137,7 @@ router.put('/:id', async (req, res) => {
       [amount, reason, project_id, currency, reimbursement_date, JSON.stringify(attachments || []), amount_cny, applicant, expense_type, JSON.stringify(detail_items || []), status, id]
     );
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '更新成功' });
     } else {
       res.status(404).json({ success: false, message: '报销申请不存在' });
@@ -154,7 +154,7 @@ router.delete('/:id', async (req, res) => {
     
     const result = await db.query('DELETE FROM reimbursements WHERE id = $1', [id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '删除成功' });
     } else {
       res.status(404).json({ success: false, message: '报销申请不存在' });
@@ -171,7 +171,7 @@ router.post('/:id/submit', async (req, res) => {
     
     const result = await db.query('UPDATE reimbursements SET status = $1 WHERE id = $2', ['pending', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '提交成功' });
     } else {
       res.status(404).json({ success: false, message: '报销申请不存在' });
@@ -188,7 +188,7 @@ router.post('/:id/withdraw', async (req, res) => {
     
     const result = await db.query('UPDATE reimbursements SET status = $1 WHERE id = $2', ['withdrawn', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '撤回成功' });
     } else {
       res.status(404).json({ success: false, message: '报销申请不存在' });
@@ -206,7 +206,7 @@ router.post('/:id/approve', async (req, res) => {
     
     const result = await db.query('UPDATE reimbursements SET status = $1, approval_remark = $2 WHERE id = $3', ['approved', remark, id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '审批通过成功' });
     } else {
       res.status(404).json({ success: false, message: '报销申请不存在' });
@@ -222,9 +222,9 @@ router.post('/:id/reject', async (req, res) => {
     const { id } = req.params;
     const { rejectReason } = req.body;
     
-    const result = await db.query('UPDATE reimbursements SET status = $1 WHERE id = $2', ['pending_edit', id]);
+    const result = await db.query('UPDATE reimbursements SET status = $1 WHERE id = $2', ['pending', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '退回成功' });
     } else {
       res.status(404).json({ success: false, message: '报销申请不存在' });

backend/routes/returns.js

@@ -248,7 +248,7 @@ router.post('/:id/reject', async (req, res) => {
       WHERE id = ?
     `, [reason || '无', id]);
     
-    if (result.changes === 0) {
+    if (result.rowCount === 0) {
       return res.status(404).json({ success: false, message: '退库单不存在' });
     }
     

backend/routes/users.js

@@ -4,6 +4,34 @@ const db = require('../db');
 const { hashPassword, verifyPassword } = require('../utils/auth');
 const { authenticate, requireAdmin } = require('../middleware/auth');
 
+router.get('/me', authenticate, async (req, res) => {
+  try {
+    const result = await db.query('SELECT id, username, name, email, phone, role, avatar, passport, driver_license, is_active, created_at, updated_at FROM users WHERE id = $1', [req.user.id]);
+    if (result.rows.length === 0) {
+      return res.status(404).json({ success: false, message: '用户不存在' });
+    }
+    const u = result.rows[0];
+    res.json({
+      success: true,
+      data: {
+        id: u.id,
+        username: u.username,
+        name: u.name,
+        email: u.email,
+        phone: u.phone,
+        role: u.role,
+        avatar: u.avatar,
+        passport: u.passport,
+        driverLicense: u.driver_license,
+        is_active: u.is_active
+      }
+    });
+  } catch (error) {
+    console.error('获取用户信息失败:', error);
+    res.status(500).json({ success: false, message: '获取用户信息失败' });
+  }
+});
+
 router.get('/', authenticate, requireAdmin, async (req, res) => {
   try {
     const usersResult = await db.query('SELECT id, username, name, email, phone, role, is_active, created_at, updated_at FROM users ORDER BY id');
@@ -45,25 +73,55 @@ router.post('/', authenticate, requireAdmin, async (req, res) => {
   }
 });
 
+router.put('/:id/profile', authenticate, async (req, res) => {
+  try {
+    const { id } = req.params;
+    const userId = parseInt(id);
+
+    if (req.user.id !== userId && req.user.role !== 'admin') {
+      return res.status(403).json({ success: false, message: '只能修改自己的个人信息' });
+    }
+
+    const { name, email, phone, avatar, passport, driver_license } = req.body;
+
+    await db.query(
+      'UPDATE users SET name = $1, email = $2, phone = $3, avatar = $4, passport = $5, driver_license = $6, updated_at = NOW() WHERE id = $7',
+      [name, email || null, phone || null, avatar || null, passport || null, driver_license || null, userId]
+    );
+
+    const updatedUserResult = await db.query('SELECT id, username, name, email, phone, role, avatar, passport, driver_license, is_active, created_at, updated_at FROM users WHERE id = $1', [userId]);
+    const updatedUser = updatedUserResult.rows[0];
+
+    if (!updatedUser) {
+      return res.status(404).json({ success: false, message: '用户不存在' });
+    }
+
+    res.json({ success: true, data: updatedUser });
+  } catch (error) {
+    console.error('更新个人信息失败:', error);
+    res.status(500).json({ success: false, message: '更新个人信息失败' });
+  }
+});
+
 router.put('/:id', authenticate, requireAdmin, async (req, res) => {
   try {
     const { id } = req.params;
-    const { name, email, phone, role, password } = req.body;
+    const { name, email, phone, role, password, avatar, passport, driver_license } = req.body;
 
     if (password) {
       const passwordHash = hashPassword(password);
       await db.query(
-        'UPDATE users SET name = $1, email = $2, phone = $3, role = $4, password_hash = $5, updated_at = NOW() WHERE id = $6',
-        [name, email || null, phone || null, role, passwordHash, id]
+        'UPDATE users SET name = $1, email = $2, phone = $3, role = $4, avatar = $5, passport = $6, driver_license = $7, password_hash = $8, updated_at = NOW() WHERE id = $9',
+        [name, email || null, phone || null, role, avatar || null, passport || null, driver_license || null, passwordHash, id]
       );
     } else {
       await db.query(
-        'UPDATE users SET name = $1, email = $2, phone = $3, role = $4, updated_at = NOW() WHERE id = $5',
-        [name, email || null, phone || null, role, id]
+        'UPDATE users SET name = $1, email = $2, phone = $3, role = $4, avatar = $5, passport = $6, driver_license = $7, updated_at = NOW() WHERE id = $8',
+        [name, email || null, phone || null, role, avatar || null, passport || null, driver_license || null, id]
       );
     }
 
-    const updatedUserResult = await db.query('SELECT id, username, name, email, phone, role, is_active, created_at, updated_at FROM users WHERE id = $1', [id]);
+    const updatedUserResult = await db.query('SELECT id, username, name, email, phone, role, avatar, passport, driver_license, is_active, created_at, updated_at FROM users WHERE id = $1', [id]);
     const updatedUser = updatedUserResult.rows[0];
 
     if (!updatedUser) {

backend/routes/verifications-new.js

@@ -284,7 +284,7 @@ router.post('/:id/reject', async (req, res) => {
       WHERE id = ?
     `, [reason || '无', id]);
     
-    if (result.changes === 0) {
+    if (result.rowCount === 0) {
       return res.status(404).json({ success: false, message: '验收单不存在' });
     }
     

backend/routes/verifications.js

@@ -206,7 +206,7 @@ router.put('/:id', async (req, res) => {
       // 提交事务
       await db.query('COMMIT');
       
-      if (result.changes > 0) {
+      if (result.rowCount > 0) {
         res.json({ success: true, message: '更新成功' });
       } else {
         res.status(404).json({ success: false, message: '核销申请不存在' });
@@ -249,7 +249,7 @@ router.delete('/:id', async (req, res) => {
       // 提交事务
       await db.query('COMMIT');
       
-      if (result.changes > 0) {
+      if (result.rowCount > 0) {
         res.json({ success: true, message: '删除成功' });
       } else {
         res.status(404).json({ success: false, message: '核销申请不存在' });
@@ -271,7 +271,7 @@ router.post('/:id/submit', async (req, res) => {
     
     const result = await db.query('UPDATE verifications SET status = $1 WHERE id = $2', ['pending', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '提交成功' });
     } else {
       res.status(404).json({ success: false, message: '核销申请不存在' });
@@ -288,7 +288,7 @@ router.post('/:id/withdraw', async (req, res) => {
     
     const result = await db.query('UPDATE verifications SET status = $1 WHERE id = $2', ['withdrawn', id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '撤回成功' });
     } else {
       res.status(404).json({ success: false, message: '核销申请不存在' });
@@ -306,7 +306,7 @@ router.post('/:id/approve', async (req, res) => {
     
     const result = await db.query('UPDATE verifications SET status = $1, approval_remark = $2 WHERE id = $3', ['approved', remark, id]);
     
-    if (result.changes > 0) {
+    if (result.rowCount > 0) {
       res.json({ success: true, message: '审批通过成功' });
     } else {
       res.status(404).json({ success: false, message: '核销申请不存在' });
@@ -332,7 +332,7 @@ router.post('/:id/reject', async (req, res) => {
       const advanceId = verification.rows[0]?.advance_id;
       
       // 退回核销申请
-      const result = await db.query('UPDATE verifications SET status = $1 WHERE id = $2', ['pending_edit', id]);
+      const result = await db.query('UPDATE verifications SET status = $1 WHERE id = $2', ['pending', id]);
       
       // 不在这里恢复预支单已核销金额，因为只有执行的核销才会增加已核销金额
       // if (advanceId && amount > 0) {
@@ -345,7 +345,7 @@ router.post('/:id/reject', async (req, res) => {
       // 提交事务
       await db.query('COMMIT');
       
-      if (result.changes > 0) {
+      if (result.rowCount > 0) {
         res.json({ success: true, message: '退回成功' });
       } else {
         res.status(404).json({ success: false, message: '核销申请不存在' });

frontend/src/App.tsx

@@ -73,6 +73,7 @@ import { useLanguageStore } from './store/languageStore'
 // 路由守卫组件
 const PrivateRoute: React.FC<{ children: React.ReactNode }> = ({ children }) => {
   const { isAuthenticated, user, isLoading } = useAuthStore()
+  const { t, currentLanguage } = useLanguageStore()
   
   if (isLoading) {
     return (
@@ -83,7 +84,7 @@ const PrivateRoute: React.FC<{ children: React.ReactNode }> = ({ children }) =>
         height: '100vh',
         fontSize: '24px'
       }}>
-        加载中...
+        {t('common.loading')}
       </div>
     )
   }
@@ -143,6 +144,7 @@ function App() {
               <Route path="budget-projects/create" element={<BudgetProjectCreate />} />
               <Route path="budget-projects/:id" element={<BudgetProjectDetail />} />
               <Route path="construction" element={<ConstructionOverview />} />
+              <Route path="construction/:id" element={<ConstructionProgress />} />
               <Route path="construction/:id/logs" element={<ConstructionLog />} />
               <Route path="construction/:id/milestones" element={<ConstructionMilestones />} />
               <Route path="construction/progress/:id" element={<ConstructionProgress />} />

frontend/src/components/BusinessLedgerTab.tsx

@@ -1,6 +1,7 @@
 import React from 'react'
 import { Table, Card, Row, Col, Statistic, Empty, Tag } from 'antd'
 import { DollarOutlined } from '@ant-design/icons'
+import { useLanguageStore } from '../store/languageStore'
 
 interface LedgerItem {
   id: number
@@ -56,21 +57,23 @@ const formatAmount = (amount: number | undefined, currency?: string) => {
 
 const getStatusTag = (status: string | undefined) => {
   if (!status) return '-'
+  const t = useLanguageStore.getState().t
   const map: Record<string, { color: string; text: string }> = {
-    completed: { color: 'success', text: '已完成' },
-    in_progress: { color: 'processing', text: '进行中' },
-    planning: { color: 'default', text: '规划中' },
-    pending: { color: 'default', text: '待处理' },
-    approved: { color: 'success', text: '已批准' },
-    paid: { color: 'green', text: '已支付' },
-    requested: { color: 'blue', text: '已申请' },
-    active: { color: 'processing', text: '进行中' },
+    completed: { color: 'success', text: t('businessLedger.completed') },
+    in_progress: { color: 'processing', text: t('businessLedger.inProgress') },
+    planning: { color: 'default', text: t('businessLedger.planning') },
+    pending: { color: 'default', text: t('businessLedger.pending') },
+    approved: { color: 'success', text: t('businessLedger.approved') },
+    paid: { color: 'green', text: t('businessLedger.paid') },
+    requested: { color: 'blue', text: t('businessLedger.applied') },
+    active: { color: 'processing', text: t('businessLedger.inProgress') },
   }
   const info = map[status] || { color: 'default', text: status }
   return <Tag color={info.color}>{info.text}</Tag>
 }
 
 const BusinessLedgerTab: React.FC<BusinessLedgerTabProps> = ({ partnerType, summary, items, loading }) => {
+  const { t, currentLanguage } = useLanguageStore()
   const renderSummaryCards = () => {
     switch (partnerType) {
       case 'subcontractor':
@@ -78,22 +81,22 @@ const BusinessLedgerTab: React.FC<BusinessLedgerTabProps> = ({ partnerType, summ
           <Row gutter={[16, 16]} style={{ marginBottom: 24 }}>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#e6f7ff', border: '1px solid #91d5ff' }}>
-                <Statistic title="合同总金额" value={summary.total_contract_amount || 0} prefix="¥" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.contractTotal')} value={summary.total_contract_amount || 0} prefix="¥" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#f6ffed', border: '1px solid #b7eb8f' }}>
-                <Statistic title="已付总额" value={summary.total_paid_amount || 0} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.totalPaid')} value={summary.total_paid_amount || 0} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#fff2f0', border: '1px solid #ffccc7' }}>
-                <Statistic title="未付总额" value={summary.total_unpaid_amount || 0} prefix="¥" valueStyle={{ color: '#ff4d4f', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.totalUnpaid')} value={summary.total_unpaid_amount || 0} prefix="¥" valueStyle={{ color: '#ff4d4f', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#fffbe6', border: '1px solid #ffe58f' }}>
-                <Statistic title="项目数量" value={summary.item_count || 0} suffix="个" valueStyle={{ color: '#faad14', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.projectCount')} value={summary.item_count || 0} suffix={t('common.unit')} valueStyle={{ color: '#faad14', fontSize: 20 }} />
               </Card>
             </Col>
           </Row>
@@ -103,22 +106,22 @@ const BusinessLedgerTab: React.FC<BusinessLedgerTabProps> = ({ partnerType, summ
           <Row gutter={[16, 16]} style={{ marginBottom: 24 }}>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#e6f7ff', border: '1px solid #91d5ff' }}>
-                <Statistic title="合同总金额" value={summary.total_contract_amount || 0} prefix="¥" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.contractTotal')} value={summary.total_contract_amount || 0} prefix="¥" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#f6ffed', border: '1px solid #b7eb8f' }}>
-                <Statistic title="已收总额" value={summary.total_received_amount || 0} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.totalReceived')} value={summary.total_received_amount || 0} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#fff2f0', border: '1px solid #ffccc7' }}>
-                <Statistic title="应收总额" value={summary.total_receivable_amount || 0} prefix="¥" valueStyle={{ color: '#ff4d4f', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.totalReceivable')} value={summary.total_receivable_amount || 0} prefix="¥" valueStyle={{ color: '#ff4d4f', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#fffbe6', border: '1px solid #ffe58f' }}>
-                <Statistic title="项目数量" value={summary.item_count || 0} suffix="个" valueStyle={{ color: '#faad14', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.projectCount')} value={summary.item_count || 0} suffix={t('common.unit')} valueStyle={{ color: '#faad14', fontSize: 20 }} />
               </Card>
             </Col>
           </Row>
@@ -128,22 +131,22 @@ const BusinessLedgerTab: React.FC<BusinessLedgerTabProps> = ({ partnerType, summ
           <Row gutter={[16, 16]} style={{ marginBottom: 24 }}>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#e6f7ff', border: '1px solid #91d5ff' }}>
-                <Statistic title="采购总额" value={summary.total_order_amount || 0} prefix="¥" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.purchaseTotal')} value={summary.total_order_amount || 0} prefix="¥" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#f6ffed', border: '1px solid #b7eb8f' }}>
-                <Statistic title="已付总额" value={summary.total_paid_amount || 0} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.totalPaid')} value={summary.total_paid_amount || 0} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#fff2f0', border: '1px solid #ffccc7' }}>
-                <Statistic title="未付总额" value={summary.total_unpaid_amount || 0} prefix="¥" valueStyle={{ color: '#ff4d4f', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.totalUnpaid')} value={summary.total_unpaid_amount || 0} prefix="¥" valueStyle={{ color: '#ff4d4f', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#fffbe6', border: '1px solid #ffe58f' }}>
-                <Statistic title="订单数量" value={summary.item_count || 0} suffix="个" valueStyle={{ color: '#faad14', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.orderCount')} value={summary.item_count || 0} suffix={t('common.unit')} valueStyle={{ color: '#faad14', fontSize: 20 }} />
               </Card>
             </Col>
           </Row>
@@ -153,22 +156,22 @@ const BusinessLedgerTab: React.FC<BusinessLedgerTabProps> = ({ partnerType, summ
           <Row gutter={[16, 16]} style={{ marginBottom: 24 }}>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#e6f7ff', border: '1px solid #91d5ff' }}>
-                <Statistic title="一次运费总额" value={summary.total_primary_freight || 0} suffix=" CNY" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.freight1Total')} value={summary.total_primary_freight || 0} suffix=" CNY" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#f6ffed', border: '1px solid #b7eb8f' }}>
-                <Statistic title="已付总额" value={summary.paid_amount || 0} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.totalPaid')} value={summary.paid_amount || 0} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#fff2f0', border: '1px solid #ffccc7' }}>
-                <Statistic title="未付总额" value={summary.unpaid_amount || 0} prefix="¥" valueStyle={{ color: '#ff4d4f', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.totalUnpaid')} value={summary.unpaid_amount || 0} prefix="¥" valueStyle={{ color: '#ff4d4f', fontSize: 20 }} />
               </Card>
             </Col>
             <Col xs={12} lg={6}>
               <Card size="small" style={{ textAlign: 'center', background: '#fffbe6', border: '1px solid #ffe58f' }}>
-                <Statistic title="物流单数量" value={summary.item_count || 0} suffix="个" valueStyle={{ color: '#faad14', fontSize: 20 }} />
+                <Statistic title={t('businessLedger.logisticsCount')} value={summary.item_count || 0} suffix={t('common.unit')} valueStyle={{ color: '#faad14', fontSize: 20 }} />
               </Card>
             </Col>
           </Row>
@@ -178,36 +181,36 @@ const BusinessLedgerTab: React.FC<BusinessLedgerTabProps> = ({ partnerType, summ
 
   const getColumns = () => {
     const baseColumns: any[] = [
-      { title: '编号', dataIndex: 'code', key: 'code', width: 120 },
-      { title: '名称', dataIndex: 'name', key: 'name', render: (v: string) => <span style={{ fontWeight: 500 }}>{v}</span> },
+      { title: t('businessLedger.code'), dataIndex: 'code', key: 'code', width: 120 },
+      { title: t('businessLedger.name'), dataIndex: 'name', key: 'name', render: (v: string) => <span style={{ fontWeight: 500 }}>{v}</span> },
     ]
 
     switch (partnerType) {
       case 'subcontractor':
         return [
           ...baseColumns,
-          { title: '合同金额', dataIndex: 'contract_amount', key: 'contract_amount', align: 'right' as const, render: (v: number) => formatAmount(v) },
-          { title: '状态', dataIndex: 'status', key: 'status', align: 'center' as const, render: getStatusTag },
+          { title: t('businessLedger.contractAmount'), dataIndex: 'contract_amount', key: 'contract_amount', align: 'right' as const, render: (v: number) => formatAmount(v) },
+          { title: t('businessLedger.status'), dataIndex: 'status', key: 'status', align: 'center' as const, render: getStatusTag },
         ]
       case 'customer':
         return [
           ...baseColumns,
-          { title: '合同金额', dataIndex: 'contract_amount', key: 'contract_amount', align: 'right' as const, render: (v: number) => formatAmount(v) },
-          { title: '状态', dataIndex: 'status', key: 'status', align: 'center' as const, render: getStatusTag },
+          { title: t('businessLedger.contractAmount'), dataIndex: 'contract_amount', key: 'contract_amount', align: 'right' as const, render: (v: number) => formatAmount(v) },
+          { title: t('businessLedger.status'), dataIndex: 'status', key: 'status', align: 'center' as const, render: getStatusTag },
         ]
       case 'supplier':
         return [
           ...baseColumns,
-          { title: '采购金额', dataIndex: 'order_amount', key: 'order_amount', align: 'right' as const, render: (v: number) => formatAmount(v) },
-          { title: '状态', dataIndex: 'status', key: 'status', align: 'center' as const, render: getStatusTag },
+          { title: t('businessLedger.purchaseAmount'), dataIndex: 'order_amount', key: 'order_amount', align: 'right' as const, render: (v: number) => formatAmount(v) },
+          { title: t('businessLedger.status'), dataIndex: 'status', key: 'status', align: 'center' as const, render: getStatusTag },
         ]
       case 'logistics':
         return [
           ...baseColumns,
-          { title: '项目', dataIndex: 'project_name', key: 'project_name', render: (v: string) => v || '-' },
-          { title: '一次运费', dataIndex: 'primary_freight', key: 'primary_freight', align: 'right' as const, render: (v: number, r: LedgerItem) => formatAmount(v, r.primary_freight_currency) },
-          { title: '一次运费状态', dataIndex: 'primary_freight_status', key: 'primary_freight_status', align: 'center' as const, width: 100, render: getStatusTag },
-          { title: '状态', dataIndex: 'status', key: 'status', align: 'center' as const, render: getStatusTag },
+          { title: t('businessLedger.project'), dataIndex: 'project_name', key: 'project_name', render: (v: string) => v || '-' },
+          { title: t('businessLedger.freight1'), dataIndex: 'primary_freight', key: 'primary_freight', align: 'right' as const, render: (v: number, r: LedgerItem) => formatAmount(v, r.primary_freight_currency) },
+          { title: t('businessLedger.freight1Status'), dataIndex: 'primary_freight_status', key: 'primary_freight_status', align: 'center' as const, width: 100, render: getStatusTag },
+          { title: t('businessLedger.status'), dataIndex: 'status', key: 'status', align: 'center' as const, render: getStatusTag },
         ]
       default:
         return baseColumns
@@ -228,7 +231,7 @@ const BusinessLedgerTab: React.FC<BusinessLedgerTabProps> = ({ partnerType, summ
           bordered
         />
       ) : (
-        <Empty description="暂无业务记录" image={Empty.PRESENTED_IMAGE_SIMPLE} />
+        <Empty description={t('businessLedger.noRecord')} image={Empty.PRESENTED_IMAGE_SIMPLE} />
       )}
     </div>
   )

frontend/src/components/ContactManager.tsx

@@ -76,8 +76,8 @@ const ContactManager: React.FC<ContactManagerProps> = ({
       render: (_, record) => (
         <Space direction="vertical" size={2}>
           {record.mobile && <div><PhoneOutlined style={{ marginRight: 4 }} />{record.mobile}</div>}
-          {record.phone && <div style={{ fontSize: '12px', color: '#666' }}>电话: {record.phone}</div>}
-          {record.wechat && <div style={{ fontSize: '12px', color: '#666' }}>微信: {record.wechat}</div>}
+          {record.phone && <div style={{ fontSize: '12px', color: '#666' }}>{t('component.phonePrefix')}{record.phone}</div>}
+          {record.wechat && <div style={{ fontSize: '12px', color: '#666' }}>{t('component.wechatPrefix')}{record.wechat}</div>}
         </Space>
       )
     },
@@ -192,7 +192,7 @@ const ContactManager: React.FC<ContactManagerProps> = ({
             </Form.Item>
           </div>
           <Form.Item name="whatsapp" label="WhatsApp">
-            <Input placeholder="输入WhatsApp号码" />
+            <Input placeholder={t('component.whatsappPlaceholder')} />
           </Form.Item>
           <Form.Item name="is_primary" label={t('contact.primaryContact')} valuePropName="checked">
             <Switch />

frontend/src/components/ErrorBoundary.tsx

@@ -1,4 +1,5 @@
 import React, { Component, ReactNode } from 'react'
+import { useLanguageStore } from '../store/languageStore'
 
 interface ErrorBoundaryProps {
   children: ReactNode
@@ -8,24 +9,44 @@ interface ErrorBoundaryProps {
 interface ErrorBoundaryState {
   hasError: boolean
   error?: Error
+  currentLanguage: string
 }
 
 class ErrorBoundary extends Component<ErrorBoundaryProps, ErrorBoundaryState> {
+  unsubscribe: (() => void) | null = null
+
   constructor(props: ErrorBoundaryProps) {
     super(props)
-    this.state = { hasError: false }
+    this.state = { 
+      hasError: false,
+      currentLanguage: useLanguageStore.getState().currentLanguage
+    }
   }
 
-  static getDerivedStateFromError(error: Error): ErrorBoundaryState {
+  static getDerivedStateFromError(error: Error): Partial<ErrorBoundaryState> {
     return { hasError: true, error }
   }
 
+  componentDidMount() {
+    this.unsubscribe = useLanguageStore.subscribe((state) => {
+      if (state.currentLanguage !== this.state.currentLanguage) {
+        this.setState({ currentLanguage: state.currentLanguage })
+      }
+    })
+  }
+
+  componentWillUnmount() {
+    this.unsubscribe?.()
+  }
+
   componentDidCatch(error: Error, errorInfo: React.ErrorInfo) {
     console.error('组件渲染错误:', error)
     console.error('错误信息:', errorInfo.componentStack)
   }
 
   render() {
+    const t = useLanguageStore.getState().t
+
     if (this.state.hasError) {
       if (this.props.fallback) {
         return this.props.fallback
@@ -45,9 +66,9 @@ class ErrorBoundary extends Component<ErrorBoundaryProps, ErrorBoundaryState> {
           boxShadow: '0 2px 8px rgba(0,0,0,0.1)'
         }}>
           <div style={{ fontSize: '48px', color: '#ff4d4f', marginBottom: '16px' }}>⚠️</div>
-          <h3 style={{ color: '#333', marginBottom: '12px' }}>页面加载出错</h3>
+          <h3 style={{ color: '#333', marginBottom: '12px' }}>{t('errorBoundary.title')}</h3>
           <p style={{ color: '#666', marginBottom: '24px', maxWidth: '500px' }}>
-            抱歉，页面渲染时发生了错误。请尝试刷新页面或联系管理员。
+            {t('errorBoundary.description')}
           </p>
           {this.state.error && (
             <div style={{
@@ -61,10 +82,10 @@ class ErrorBoundary extends Component<ErrorBoundaryProps, ErrorBoundaryState> {
               maxWidth: '600px',
               overflow: 'auto'
             }}>
-              <div><strong>错误信息:</strong> {this.state.error.message}</div>
+              <div><strong>{t('errorBoundary.errorInfo')}</strong> {this.state.error.message}</div>
               {this.state.error.stack && (
                 <div style={{ marginTop: '8px' }}>
-                  <strong>错误堆栈:</strong>
+                  <strong>{t('errorBoundary.stackTrace')}</strong>
                   <pre style={{ margin: '8px 0', whiteSpace: 'pre-wrap' }}>
                     {this.state.error.stack}
                   </pre>
@@ -85,7 +106,7 @@ class ErrorBoundary extends Component<ErrorBoundaryProps, ErrorBoundaryState> {
                 fontSize: '14px'
               }}
             >
-              刷新页面
+              {t('errorBoundary.refresh')}
             </button>
           </div>
         </div>

frontend/src/components/FileUpload.tsx

@@ -2,6 +2,7 @@ import React, { useState, useEffect } from 'react';
 import { Upload, Modal, Image, Spin, Progress, message } from 'antd';
 import { PlusOutlined, FileOutlined, DeleteOutlined, EyeOutlined } from '@ant-design/icons';
 import type { UploadFile, UploadProps } from 'antd/es/upload/interface';
+import { useLanguageStore } from '../store/languageStore';
 
 interface FileUploadProps {
   value?: string[];
@@ -38,6 +39,7 @@ const FileUpload: React.FC<FileUploadProps> = ({
   const [previewImage, setPreviewImage] = useState('');
   const [fileList, setFileList] = useState<UploadFile[]>([]);
   const [uploading, setUploading] = useState(false);
+  const { t, currentLanguage } = useLanguageStore();
 
   // 当 value 变化时，更新 fileList
   useEffect(() => {
@@ -107,9 +109,25 @@ const FileUpload: React.FC<FileUploadProps> = ({
     formData.append('file', file);
     
     try {
+      // 从 localStorage 读取认证 token
+      let authHeader = '';
+      try {
+        const authStorage = localStorage.getItem('auth-storage');
+        if (authStorage) {
+          const parsed = JSON.parse(authStorage);
+          const token = parsed?.state?.token;
+          if (token) {
+            authHeader = `Bearer ${token}`;
+          }
+        }
+      } catch (e) {
+        // 忽略解析错误
+      }
+
       const res = await fetch('/api/upload/single', {
         method: 'POST',
-        body: formData
+        body: formData,
+        headers: authHeader ? { Authorization: authHeader } : {},
       });
       
       const data = await res.json();
@@ -119,15 +137,15 @@ const FileUpload: React.FC<FileUploadProps> = ({
         onProgress({ percent: 100 });
         // 传递包含url属性的对象，这是Ant Design Upload组件在customRequest中期望的格式
         onSuccess({ url: data.data.url }, file);
-        message.success('上传成功');
+        message.success(t('fileUpload.uploadSuccess'));
       } else {
         onError(new Error(data.error));
-        message.error(data.error || '上传失败');
+        message.error(data.error || t('fileUpload.uploadFailed'));
       }
     } catch (error) {
       console.error('上传错误:', error);
       onError(error);
-      message.error('上传失败');
+      message.error(t('fileUpload.uploadFailed'));
     } finally {
       setUploading(false);
     }
@@ -136,7 +154,7 @@ const FileUpload: React.FC<FileUploadProps> = ({
   const uploadButton = (
     <div>
       <PlusOutlined />
-      <div style={{ marginTop: 8 }}>上传</div>
+      <div style={{ marginTop: 8 }}>{t('fileUpload.upload')}</div>
     </div>
   );
 
@@ -158,7 +176,7 @@ const FileUpload: React.FC<FileUploadProps> = ({
       {/* 图片预览弹窗 */}
       <Modal
         open={previewOpen}
-        title="图片预览"
+        title={t('fileUpload.preview')}
         footer={null}
         onCancel={() => setPreviewOpen(false)}
         width="80%"
@@ -175,7 +193,7 @@ const FileUpload: React.FC<FileUploadProps> = ({
       
       {uploading && (
         <div style={{ marginTop: 8 }}>
-          <Spin size="small" /> 上传中...
+          <Spin size="small" /> {t('fileUpload.uploading')}
         </div>
       )}
     </>

frontend/src/components/common/CompanyLogo.tsx

@@ -1,6 +1,7 @@
 import React from 'react'
 import { Space, Typography } from 'antd'
 import { ThunderboltOutlined } from '@ant-design/icons'
+import { useLanguageStore } from '../../store/languageStore'
 
 const { Text, Title } = Typography
 
@@ -10,6 +11,7 @@ interface CompanyLogoProps {
 }
 
 const CompanyLogo: React.FC<CompanyLogoProps> = ({ showText = true, size = 'medium' }) => {
+  const { t, currentLanguage } = useLanguageStore()
   const sizeMap = {
     small: { fontSize: 14, iconSize: 20 },
     medium: { fontSize: 16, iconSize: 28 },
@@ -41,7 +43,7 @@ const CompanyLogo: React.FC<CompanyLogoProps> = ({ showText = true, size = 'medi
               fontWeight: 600
             }}
           >
-            轻远电力老挝ERP
+            {t('login.title')}
           </Title>
           <Text 
             type="secondary" 

frontend/src/components/layout/MainLayout.tsx

@@ -1,4 +1,4 @@
-import React, { useState, useEffect } from 'react'
+import React, { useState, useEffect, useMemo } from 'react'
 import { Outlet, useNavigate, useLocation } from 'react-router-dom'
 import {
   Layout,
@@ -49,169 +49,6 @@ import LanguageSelector from '../common/LanguageSelector'
 const { Header, Sider, Content } = Layout
 const { Text } = Typography
 
-const menuItems = [
-  {
-    key: '/dashboard',
-    icon: <DashboardOutlined />,
-    label: '工作台'
-  },
-  {
-    key: '/projects',
-    icon: <ProjectOutlined />,
-    label: '项目管理'
-  },
-  {
-    key: '/budget-projects',
-    icon: <CalculatorOutlined />,
-    label: '预算报价'
-  },
-  {
-    key: '/construction',
-    icon: <ToolOutlined />,
-    label: '施工管理',
-    children: [
-      {
-        key: '/construction',
-        label: '施工总览'
-      }
-    ]
-  },
-  {
-    key: 'approval',
-    icon: <SolutionOutlined />,
-    label: '审批管理',
-    children: [
-      {
-        key: '/approval',
-        icon: <CheckCircleOutlined />,
-        label: '待审批'
-      },
-      {
-        key: '/execution',
-        icon: <DollarOutlined />,
-        label: '待执行'
-      }
-    ]
-  },
-  {
-    key: 'finance-docs',
-    icon: <FileDoneOutlined />,
-    label: '财务申请',
-    children: [
-      {
-        key: '/advances',
-        icon: <WalletOutlined />,
-        label: '预支申请'
-      },
-      {
-        key: '/reimbursements',
-        icon: <FileTextOutlined />,
-        label: '报销申请'
-      },
-      {
-        key: '/payment-requests',
-        icon: <MoneyCollectOutlined />,
-        label: '付款申请'
-      },
-      {
-        key: '/verification',
-        icon: <AuditOutlined />,
-        label: '核销申请'
-      }
-    ]
-  },
-  {
-    key: 'finance-group',
-    icon: <BarChartOutlined />,
-    label: '财务管理',
-    children: [
-      {
-        key: '/finance',
-        label: '财务概览'
-      },
-      {
-        key: '/exchange-rates',
-        icon: <DollarOutlined />,
-        label: '汇率管理'
-      },
-      {
-        key: '/project-cost',
-        icon: <DollarCircleOutlined />,
-        label: '项目成本'
-      },
-      {
-        key: '/advances/verification-status',
-        icon: <AuditOutlined />,
-        label: '预支核销状态'
-      }
-    ]
-  },
-  {
-    key: '/reports',
-    icon: <FileSearchOutlined />,
-    label: '报表分析'
-  },
-  {
-    key: 'procurement',
-    icon: <ShoppingCartOutlined />,
-    label: '采购管理',
-    children: [
-      {
-        key: '/products',
-        icon: <AppstoreOutlined />,
-        label: '商品管理'
-      },
-      {
-        key: '/purchase-requests',
-        icon: <FileTextOutlined />,
-        label: '采购申请'
-      },
-      {
-        key: '/purchase-orders',
-        icon: <ShoppingCartOutlined />,
-        label: '采购订单'
-      },
-      {
-        key: '/payment-plans',
-        icon: <MoneyCollectOutlined />,
-        label: '付款计划'
-      },
-      {
-        key: '/inventory',
-        icon: <InboxOutlined />,
-        label: '库存管理'
-      }
-    ]
-  },
-  {
-    key: 'partners',
-    icon: <TeamOutlined />,
-    label: '合作伙伴',
-    children: [
-      {
-        key: '/suppliers',
-        icon: <ShopOutlined />,
-        label: '供应商管理'
-      },
-      {
-        key: '/subcontractors',
-        icon: <SolutionOutlined />,
-        label: '分包商管理'
-      },
-      {
-        key: '/customers',
-        icon: <HomeOutlined />,
-        label: '客户管理'
-      },
-      {
-        key: '/logistics-companies',
-        icon: <CarOutlined />,
-        label: '物流管理'
-      }
-    ]
-  }
-]
-
 const MainLayout: React.FC = () => {
   const navigate = useNavigate()
   const location = useLocation()
@@ -221,12 +58,175 @@ const MainLayout: React.FC = () => {
   const [settingsVisible, setSettingsVisible] = useState(false)
   const [openKeys, setOpenKeys] = useState<string[]>([])
   const { user, logout } = useAuthStore()
-  const { t } = useLanguageStore()
+  const { t, currentLanguage } = useLanguageStore()
   
   const {
     token: { colorBgContainer, borderRadiusLG },
   } = theme.useToken()
 
+  const menuItems = useMemo(() => [
+    {
+      key: '/dashboard',
+      icon: <DashboardOutlined />,
+      label: t('menu.dashboard')
+    },
+    {
+      key: '/projects',
+      icon: <ProjectOutlined />,
+      label: t('menu.projects')
+    },
+    {
+      key: '/budget-projects',
+      icon: <CalculatorOutlined />,
+      label: t('menu.budgetQuotation')
+    },
+    {
+      key: '/construction',
+      icon: <ToolOutlined />,
+      label: t('menu.construction'),
+      children: [
+        {
+          key: '/construction',
+          label: t('menu.constructionOverview')
+        }
+      ]
+    },
+    {
+      key: 'approval',
+      icon: <SolutionOutlined />,
+      label: t('menu.approval'),
+      children: [
+        {
+          key: '/approval',
+          icon: <CheckCircleOutlined />,
+          label: t('menu.pendingApproval')
+        },
+        {
+          key: '/execution',
+          icon: <DollarOutlined />,
+          label: t('menu.pendingExecution')
+        }
+      ]
+    },
+    {
+      key: 'finance-docs',
+      icon: <FileDoneOutlined />,
+      label: t('menu.financeDocs'),
+      children: [
+        {
+          key: '/advances',
+          icon: <WalletOutlined />,
+          label: t('menu.advanceApply')
+        },
+        {
+          key: '/reimbursements',
+          icon: <FileTextOutlined />,
+          label: t('menu.reimburseApply')
+        },
+        {
+          key: '/payment-requests',
+          icon: <MoneyCollectOutlined />,
+          label: t('menu.paymentApply')
+        },
+        {
+          key: '/verification',
+          icon: <AuditOutlined />,
+          label: t('menu.verificationApply')
+        }
+      ]
+    },
+    {
+      key: 'finance-group',
+      icon: <BarChartOutlined />,
+      label: t('menu.financeManagement'),
+      children: [
+        {
+          key: '/finance',
+          label: t('menu.financeOverview')
+        },
+        {
+          key: '/exchange-rates',
+          icon: <DollarOutlined />,
+          label: t('menu.exchangeRate')
+        },
+        {
+          key: '/project-cost',
+          icon: <DollarCircleOutlined />,
+          label: t('menu.projectCost')
+        },
+        {
+          key: '/advances/verification-status',
+          icon: <AuditOutlined />,
+          label: t('menu.advanceVerificationStatus')
+        }
+      ]
+    },
+    {
+      key: '/reports',
+      icon: <FileSearchOutlined />,
+      label: t('menu.reports')
+    },
+    {
+      key: 'procurement',
+      icon: <ShoppingCartOutlined />,
+      label: t('menu.procurement'),
+      children: [
+        {
+          key: '/products',
+          icon: <AppstoreOutlined />,
+          label: t('menu.productManagement')
+        },
+        {
+          key: '/purchase-requests',
+          icon: <FileTextOutlined />,
+          label: t('menu.purchaseRequest')
+        },
+        {
+          key: '/purchase-orders',
+          icon: <ShoppingCartOutlined />,
+          label: t('menu.purchaseOrder')
+        },
+        {
+          key: '/payment-plans',
+          icon: <MoneyCollectOutlined />,
+          label: t('menu.paymentPlan')
+        },
+        {
+          key: '/inventory',
+          icon: <InboxOutlined />,
+          label: t('menu.inventory')
+        }
+      ]
+    },
+    {
+      key: 'partners',
+      icon: <TeamOutlined />,
+      label: t('menu.partners'),
+      children: [
+        {
+          key: '/suppliers',
+          icon: <ShopOutlined />,
+          label: t('menu.supplierManagement')
+        },
+        {
+          key: '/subcontractors',
+          icon: <SolutionOutlined />,
+          label: t('menu.subcontractorManagement')
+        },
+        {
+          key: '/customers',
+          icon: <HomeOutlined />,
+          label: t('menu.customerManagement')
+        },
+        {
+          key: '/logistics-companies',
+          icon: <CarOutlined />,
+          label: t('menu.logisticsManagement')
+        }
+      ]
+    }
+  ], [t, currentLanguage])
+  
   useEffect(() => {
     const checkMobile = () => {
       const mobile = window.innerWidth <= 768
@@ -241,23 +241,23 @@ const MainLayout: React.FC = () => {
     return () => window.removeEventListener('resize', checkMobile)
   }, [])
   
-  const userMenuItems = [
+  const userMenuItems = useMemo(() => [
     {
       key: 'profile',
       icon: <UserOutlined />,
-      label: '个人信息'
+      label: t('menu.profile')
     },
     {
       key: 'settings',
       icon: <SettingOutlined />,
-      label: '系统设置'
+      label: t('menu.settings')
     },
     ...(user?.role === 'admin' ? [{
       type: 'divider' as const
     }, {
       key: '/admin',
       icon: <SettingOutlined />,
-      label: '后台管理'
+      label: t('menu.admin')
     }] : []),
     {
       type: 'divider' as const
@@ -265,9 +265,9 @@ const MainLayout: React.FC = () => {
     {
       key: 'logout',
       icon: <LogoutOutlined />,
-      label: '退出登录'
+      label: t('menu.logout')
     }
-  ]
+  ], [t, currentLanguage, user?.role])
   
   const handleMenuClick = ({ key }: { key: string }) => {
     if (key === 'logout') {
@@ -313,7 +313,9 @@ const MainLayout: React.FC = () => {
         path.startsWith('/inventory')) {
       return ['procurement']
     }
-    if (path.startsWith('/project-cost')) {
+    if (path.startsWith('/project-cost') ||
+        path.startsWith('/finance') ||
+        path.startsWith('/exchange-rates')) {
       return ['finance-group']
     }
     return []
@@ -389,7 +391,7 @@ const MainLayout: React.FC = () => {
               onClick={() => setCollapsed(!collapsed)}
               style={{ width: collapsed ? '100%' : 'auto' }}
             >
-              {!collapsed && '收起菜单'}
+              {!collapsed && t('menu.collapse')}
             </Button>
           </div>
         </Sider>
@@ -446,7 +448,7 @@ const MainLayout: React.FC = () => {
             <Dropdown menu={{ items: userMenuItems, onClick: handleMenuClick }} placement="bottomRight">
               <Space style={{ cursor: 'pointer' }}>
                 <Avatar icon={<UserOutlined />} style={{ backgroundColor: '#1890ff' }} />
-                {!isMobile && <Text>{user?.name || user?.username || '用户'}</Text>}
+                {!isMobile && <Text>{user?.name || user?.username || t('user.userLabel')}</Text>}
               </Space>
             </Dropdown>
           </Space>
@@ -462,12 +464,12 @@ const MainLayout: React.FC = () => {
       </Layout>
       
       <Modal
-        title="系统设置"
+        title={t('menu.settings')}
         open={settingsVisible}
         onCancel={() => setSettingsVisible(false)}
         footer={null}
       >
-        <p>系统设置功能开发中...</p>
+        <p>{t('menu.settings')}...</p>
       </Modal>
     </Layout>
   )

frontend/src/layouts/AdminLayout.tsx

@@ -14,58 +14,60 @@ import {
   ImportOutlined
 } from '@ant-design/icons';
 import { useNavigate } from 'react-router-dom';
+import { useLanguageStore } from '../store/languageStore';
 
 const { Sider, Content } = Layout;
 
 const AdminLayout: React.FC = () => {
   const navigate = useNavigate();
   const location = useLocation();
+  const { t, currentLanguage } = useLanguageStore();
 
   const menuItems = [
     {
       key: '/admin/users',
       icon: <UserOutlined />,
-      label: '用户管理'
+      label: t('menu.userManagement')
     },
     {
       key: '/admin/roles',
       icon: <SafetyOutlined />,
-      label: '角色权限'
+      label: t('menu.rolePermission')
     },
     {
       key: '/admin/process',
       icon: <SettingOutlined />,
-      label: '流程管理'
+      label: t('menu.processManagement')
     },
     {
       key: '/admin/process-templates',
       icon: <AppstoreOutlined />,
-      label: '工程模板管理'
+      label: t('menu.templateManagement')
     },
     {
       key: '/admin/expense-categories',
       icon: <AccountBookOutlined />,
-      label: '财务分类管理'
+      label: t('menu.expenseCategory')
     },
     {
       key: '/admin/excel-import',
       icon: <ImportOutlined />,
-      label: 'Excel批量导入'
+      label: t('menu.excelImport')
     },
     {
       key: '/admin/logs',
       icon: <FileTextOutlined />,
-      label: '系统日志'
+      label: t('menu.systemLogs')
     },
     {
       key: '/admin/backup',
       icon: <DatabaseOutlined />,
-      label: '数据备份'
+      label: t('menu.dataBackup')
     },
     {
       key: '/admin/about',
       icon: <InfoCircleOutlined />,
-      label: '关于系统'
+      label: t('menu.aboutSystem')
     }
   ];
 
@@ -90,7 +92,7 @@ const AdminLayout: React.FC = () => {
           fontWeight: 'bold',
           fontSize: 16
         }}>
-          系统后台管理
+          {t('menu.admin')}
         </div>
         <Menu
           mode="inline"
@@ -115,7 +117,7 @@ const AdminLayout: React.FC = () => {
               gap: 8
             }}
           >
-            <ArrowLeftOutlined /> 返回前台
+            <ArrowLeftOutlined /> {t('menu.backToFront')}
           </div>
         </div>
       </Sider>

frontend/src/pages/CustomerDetail.tsx

@@ -9,6 +9,7 @@ import {
 } from '@ant-design/icons'
 import apiClient from '../utils/request'
 import BusinessLedgerTab from '../components/BusinessLedgerTab'
+import { useLanguageStore } from '../store/languageStore'
 
 const { Title, Text } = Typography
 
@@ -77,6 +78,7 @@ interface BudgetProject {
 const CustomerDetail: React.FC = () => {
   const { id } = useParams<{ id: string }>()
   const navigate = useNavigate()
+  const { t, currentLanguage } = useLanguageStore()
   const [customer, setCustomer] = useState<Customer | null>(null)
   const [budgetProjects, setBudgetProjects] = useState<BudgetProject[]>([])
   const [loading, setLoading] = useState(true)
@@ -109,30 +111,30 @@ const CustomerDetail: React.FC = () => {
   }
 
   if (loading) return <Spin style={{ display: 'flex', justifyContent: 'center', padding: 50 }} />
-  if (!customer) return <Empty description="客户不存在" style={{ marginTop: 100 }} />
+  if (!customer) return <Empty description={t('customer.notFound')} style={{ marginTop: 100 }} />
 
   const budgetProjectColumns = [
-    { title: '项目名称', dataIndex: 'name', key: 'name', render: (v: string, record: BudgetProject) => (
+    { title: t('customer.projectName'), dataIndex: 'name', key: 'name', render: (v: string, record: BudgetProject) => (
       <Text strong onClick={() => navigate(`/budget-projects/${record.id}`)} style={{ cursor: 'pointer', color: '#1890ff' }}>{v}</Text>
     ) },
-    { title: '业务经理', dataIndex: 'manager_name', key: 'manager_name' },
-    { title: '状态', dataIndex: 'status', key: 'status', align: 'center' as const, render: (v: string) => {
+    { title: t('customer.businessManager'), dataIndex: 'manager_name', key: 'manager_name' },
+    { title: t('common.status'), dataIndex: 'status', key: 'status', align: 'center' as const, render: (v: string) => {
       const map: Record<string, { status: 'success' | 'processing' | 'error' | 'default'; text: string }> = {
-        negotiating: { status: 'processing', text: '商谈中' },
-        signed: { status: 'success', text: '已签约' },
-        unsigned: { status: 'error', text: '未签约' }
+        negotiating: { status: 'processing', text: t('customer.inNegotiation') },
+        signed: { status: 'success', text: t('customer.signed') },
+        unsigned: { status: 'error', text: t('customer.unsigned') }
       }
       const c = map[v] || { status: 'default', text: v }
       return <Badge status={c.status} text={c.text} />
     } },
-    { title: '报价版本数', dataIndex: 'quotations', key: 'quotations', align: 'center' as const, render: (q: Quotation[]) => (q || []).length },
-    { title: '创建时间', dataIndex: 'created_at', key: 'created_at', render: (v: string) => v?.split('T')[0] || '-' }
+    { title: t('customer.quotationCount'), dataIndex: 'quotations', key: 'quotations', align: 'center' as const, render: (q: Quotation[]) => (q || []).length },
+    { title: t('customer.createdAt'), dataIndex: 'created_at', key: 'created_at', render: (v: string) => v?.split('T')[0] || '-' }
   ]
 
   return (
     <div style={{ padding: '16px', maxWidth: 1200, margin: '0 auto' }}>
       <Button icon={<ArrowLeftOutlined />} onClick={() => navigate('/customers')} style={{ marginBottom: 16 }} type="text">
-        返回列表
+        {t('customer.returnToList')}
       </Button>
 
       <Title level={4} style={{ marginBottom: 24 }}>
@@ -143,42 +145,42 @@ const CustomerDetail: React.FC = () => {
       <Card style={{ borderRadius: 8 }}>
         <Tabs activeKey={activeTab} onChange={setActiveTab}>
           {/* TAB1: 基本信息 */}
-          <Tabs.TabPane tab={<span><UserOutlined /> 基本信息</span>} key="basic">
+          <Tabs.TabPane tab={<span><UserOutlined /> {t('customer.basicInfo')}</span>} key="basic">
             <Descriptions bordered column={{ xs: 1, sm: 2 }} size="small">
-              <Descriptions.Item label="编号">{customer.code}</Descriptions.Item>
-              <Descriptions.Item label="地址">{customer.address || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('customer.code')}>{customer.code}</Descriptions.Item>
+              <Descriptions.Item label={t('customer.address')}>{customer.address || '-'}</Descriptions.Item>
             </Descriptions>
             {customer.remark && (
               <div style={{ marginTop: 16 }}>
-                <Text type="secondary">备注：</Text>
+                <Text type="secondary">{t('customer.remarkLabel')}</Text>
                 <div style={{ padding: 12, background: '#f6ffed', borderRadius: 4, border: '1px solid #b7eb8f', marginTop: 8 }}>{customer.remark}</div>
               </div>
             )}
           </Tabs.TabPane>
 
           {/* TAB2: 联系人 */}
-          <Tabs.TabPane tab={<span><PhoneOutlined /> 联系人</span>} key="contacts">
+          <Tabs.TabPane tab={<span><PhoneOutlined /> {t('customer.contact')}</span>} key="contacts">
             <Row gutter={[16, 16]}>
               {(customer.contacts || []).map((contact, i) => (
                 <Col key={i} xs={24} sm={12} lg={8}>
                   <Card size="small" style={{ borderLeft: contact.is_primary ? '3px solid #52c41a' : '3px solid #d9d9d9', background: contact.is_primary ? '#f6ffed' : '#fff' }}>
                     <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 8 }}>
-                      <Text strong>{contact.name || '未命名'}</Text>
-                      {contact.is_primary && <Tag color="green">主联系人</Tag>}
+                      <Text strong>{contact.name || t('common.unnamed')}</Text>
+                      {contact.is_primary && <Tag color="green">{t('customer.mainContactTag')}</Tag>}
                     </div>
                     <div style={{ color: '#666', fontSize: 13 }}>
-                      {contact.position && <div>职位：{contact.position}</div>}
-                      {contact.phone && <div>电话：{contact.phone}</div>}
+                      {contact.position && <div>{t('customer.positionLabel')}{contact.position}</div>}
+                      {contact.phone && <div>{t('customer.phoneLabel')}{contact.phone}</div>}
                     </div>
                   </Card>
                 </Col>
               ))}
             </Row>
-            {(customer.contacts || []).length === 0 && <Empty description="暂无联系人" image={Empty.PRESENTED_IMAGE_SIMPLE} />}
+            {(customer.contacts || []).length === 0 && <Empty description={t('customer.noContact')} image={Empty.PRESENTED_IMAGE_SIMPLE} />}
           </Tabs.TabPane>
 
           {/* TAB3: 业务台账 */}
-          <Tabs.TabPane tab={<span><DollarOutlined /> 业务台账</span>} key="ledger">
+          <Tabs.TabPane tab={<span><DollarOutlined /> {t('customer.ledger')}</span>} key="ledger">
             <BusinessLedgerTab
               partnerType="customer"
               summary={customer.ledger?.summary || { item_count: 0, total_contract_amount: 0, total_received_amount: 0, total_receivable_amount: 0 }}
@@ -187,11 +189,11 @@ const CustomerDetail: React.FC = () => {
           </Tabs.TabPane>
 
           {/* TAB4: 关联预算 */}
-          <Tabs.TabPane tab={<span><FileTextOutlined /> 关联预算</span>} key="budget">
+          <Tabs.TabPane tab={<span><FileTextOutlined /> {t('customer.relatedBudget')}</span>} key="budget">
             {budgetProjects.length > 0 ? (
               <Table columns={budgetProjectColumns} dataSource={budgetProjects} rowKey="id" size="small" pagination={{ pageSize: 10 }} bordered />
             ) : (
-              <Empty description="暂无关联预算项目" image={Empty.PRESENTED_IMAGE_SIMPLE} />
+              <Empty description={t('customer.noBudget')} image={Empty.PRESENTED_IMAGE_SIMPLE} />
             )}
           </Tabs.TabPane>
         </Tabs>

frontend/src/pages/CustomersPage.tsx

@@ -5,6 +5,7 @@ import { PlusOutlined, EditOutlined, DeleteOutlined, SearchOutlined, HomeOutline
 import type { ColumnsType } from 'antd/es/table'
 import FileUpload from '../components/FileUpload'
 import useFormDraft from '../hooks/useFormDraft'
+import { useLanguageStore } from '../store/languageStore'
 
 interface Contact {
   name: string
@@ -37,6 +38,7 @@ interface Customer {
 
 const CustomerPage: React.FC = () => {
   const navigate = useNavigate()
+  const { t, currentLanguage } = useLanguageStore()
   const [customers, setCustomers] = useState<Customer[]>([])
   const [loading, setLoading] = useState(false)
   const [modalVisible, setModalVisible] = useState(false)
@@ -61,7 +63,7 @@ const CustomerPage: React.FC = () => {
       const data = await response.json()
       if (data.success) setCustomers(data.data || [])
     } catch (error) {
-      message.error('获取客户列表失败')
+      message.error(t('customer.getListFailed'))
     } finally {
       setLoading(false)
     }
@@ -87,32 +89,32 @@ const CustomerPage: React.FC = () => {
 
   const columns: ColumnsType<Customer> = [
     {
-      title: '名称', dataIndex: 'name', key: 'name',
+      title: t('customer.name'), dataIndex: 'name', key: 'name',
       render: (text, record) => (
         <Button type="link" style={{ padding: 0, fontWeight: 'bold' }} onClick={() => navigate(`/customers/${record.id}`)}>{text}</Button>
       )
     },
-    { title: '地址', dataIndex: 'address', key: 'address', width: 150, render: (t) => t || '-' },
-    { title: '主联系人', key: 'primary_contact', width: 100, render: (_, record) => getPrimaryContact(record.contacts || []) },
+    { title: t('customer.address'), dataIndex: 'address', key: 'address', width: 150, render: (t) => t || '-' },
+    { title: t('customer.mainContact'), key: 'primary_contact', width: 100, render: (_, record) => getPrimaryContact(record.contacts || []) },
     { 
-      title: '收款信息', 
+      title: t('customer.paymentInfo'), 
       key: 'payment_info', 
       width: 200,
       render: (_, record) => {
         const primary = getPrimaryPaymentInfo(record.payment_infos || [])
-        if (!primary) return <Tag>未设置</Tag>
+        if (!primary) return <Tag>{t('common.notSet')}</Tag>
         return (
           <div style={{ fontSize: 12 }}>
             <div><BankOutlined /> {primary.bank_name || '-'}</div>
-            <div>户名: {primary.account_name || '-'}</div>
-            <div>账号: {primary.bank_account ? primary.bank_account.slice(-4).padStart(primary.bank_account.length, '*') : '-'}</div>
+            <div>{t('customer.accountNameLabel')} {primary.account_name || '-'}</div>
+            <div>{t('customer.accountNumLabel')} {primary.bank_account ? primary.bank_account.slice(-4).padStart(primary.bank_account.length, '*') : '-'}</div>
           </div>
         )
       }
     },
-    { title: '合同金额', dataIndex: 'total_contract_amount', key: 'total_contract_amount', width: 100, render: (v) => `¥${(v || 0).toLocaleString()}` },
-    { title: '应收金额', dataIndex: 'total_receivable', key: 'total_receivable', width: 100, render: (v) => <span style={{ color: v > 0 ? '#ff4d4f' : '#52c41a' }}>¥{(v || 0).toLocaleString()}</span> },
-    { title: '操作', key: 'actions', width: 100, render: (_, record) => (
+    { title: t('customer.contractAmount'), dataIndex: 'total_contract_amount', key: 'total_contract_amount', width: 100, render: (v) => `¥${(v || 0).toLocaleString()}` },
+    { title: t('customer.receivableAmount'), dataIndex: 'total_receivable', key: 'total_receivable', width: 100, render: (v) => <span style={{ color: v > 0 ? '#ff4d4f' : '#52c41a' }}>¥{(v || 0).toLocaleString()}</span> },
+    { title: t('common.action'), key: 'actions', width: 100, render: (_, record) => (
       <Space>
         <Button type="text" icon={<EditOutlined />} onClick={() => handleEdit(record)} size="small" />
         <Button type="text" danger icon={<DeleteOutlined />} onClick={() => handleDelete(record.id)} size="small" />
@@ -170,17 +172,17 @@ const CustomerPage: React.FC = () => {
       })
       const data = await response.json()
       if (data.success) {
-        message.success(editingCustomer ? '更新成功' : '创建成功')
+        message.success(editingCustomer ? t('common.updateSuccess') : t('common.createSuccess'))
         clearDraft()
         setModalVisible(false)
         form.resetFields()
         setEditingCustomer(null)
         fetchCustomers()
       } else {
-        message.error(data.message || '操作失败')
+        message.error(data.message || t('common.operationFailed'))
       }
     } catch (error) {
-      message.error('操作失败')
+      message.error(t('common.operationFailed'))
     }
   }
 
@@ -198,14 +200,14 @@ const CustomerPage: React.FC = () => {
 
   const handleDelete = async (id: number) => {
     Modal.confirm({
-      title: '确认删除', content: '确定要删除此客户吗？', okText: '确定', cancelText: '取消',
+      title: t('common.confirmDelete'), content: t('customer.confirmDeleteMsg'), okText: t('common.confirm'), cancelText: t('common.cancel'),
       onOk: async () => {
         try {
           const response = await fetch(`/api/customers/${id}`, { method: 'DELETE' })
           const data = await response.json()
-          if (data.success) { message.success('删除成功'); fetchCustomers() }
-          else message.error(data.message || '删除失败')
-        } catch (error) { message.error('删除失败') }
+          if (data.success) { message.success(t('common.deleteSuccess')); fetchCustomers() }
+          else message.error(data.message || t('common.deleteFailed'))
+        } catch (error) { message.error(t('common.deleteFailed')) }
       }
     })
   }
@@ -222,10 +224,10 @@ const CustomerPage: React.FC = () => {
     setTimeout(() => {
       if (hasDraft()) {
         Modal.confirm({
-          title: '发现未完成的草稿',
-          content: '检测到上次未提交的客户信息，是否恢复？',
-          okText: '恢复草稿',
-          cancelText: '重新填写',
+          title: t('common.draftFound'),
+          content: t('common.draftRestore'),
+          okText: t('common.restoreDraft'),
+          cancelText: t('common.reFill'),
           onOk: () => {
             restoreDraft()
           },
@@ -245,74 +247,75 @@ const CustomerPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <Row gutter={16} style={{ marginBottom: 24 }}>
-        <Col span={8}><Card><Statistic title="客户总数" value={stats.total} prefix={<HomeOutlined />} /></Card></Col>
-        <Col span={8}><Card><Statistic title="合同总金额" value={stats.totalContract} prefix="¥" valueStyle={{ color: '#1890ff' }} /></Card></Col>
-        <Col span={8}><Card><Statistic title="应收总金额" value={stats.totalReceivable} prefix="¥" valueStyle={{ color: stats.totalReceivable > 0 ? '#ff4d4f' : '#52c41a' }} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('customer.totalCount')} value={stats.total} prefix={<HomeOutlined />} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('customer.totalContract')} value={stats.totalContract} prefix="¥" valueStyle={{ color: '#1890ff' }} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('customer.totalReceivable')} value={stats.totalReceivable} prefix="¥" valueStyle={{ color: stats.totalReceivable > 0 ? '#ff4d4f' : '#52c41a' }} /></Card></Col>
       </Row>
 
       <Card style={{ marginBottom: 16 }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
-          <Input placeholder="搜索客户编号、名称或地址" prefix={<SearchOutlined />} value={searchText} onChange={(e) => setSearchText(e.target.value)} allowClear style={{ width: 350 }} />
-          <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>新增客户</Button>
+          <Input placeholder={t('customer.searchPlaceholder')} prefix={<SearchOutlined />} value={searchText} onChange={(e) => setSearchText(e.target.value)} allowClear style={{ width: 350 }} />
+          <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>{t('customer.newCustomer')}</Button>
         </div>
       </Card>
 
       <Card>
-        <Table columns={columns} dataSource={filteredCustomers} rowKey="id" loading={loading} pagination={{ pageSize: 10, showTotal: (total) => `共 ${total} 条` }} scroll={{ x: 1100 }} />
+        <Table columns={columns} dataSource={filteredCustomers} rowKey="id" loading={loading} pagination={{ pageSize: 10, showTotal: (total) => t('common.totalCount', { total }) }} scroll={{ x: 1100 }} />
       </Card>
 
       <Modal
-        title={editingCustomer ? '编辑客户' : '新增客户'} 
+        title={editingCustomer ? t('customer.editCustomer') : t('customer.newCustomer')}
         open={modalVisible}
         onCancel={() => {
           if (form.isFieldsTouched()) {
             Modal.confirm({
-              title: '确认关闭',
-              content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-              okText: '关闭',
-              cancelText: '继续编辑',
+              title: t('common.closeConfirm'),
+              content: t('common.closeConfirmMsg'),
+              okText: t('common.close'),
+              cancelText: t('common.continueEdit'),
               onOk: () => {
                 saveDraft()
+                form.resetFields();
                 setModalVisible(false)
-                form.resetFields()
                 setEditingCustomer(null)
               },
             })
           } else {
+            form.resetFields();
             setModalVisible(false)
-            form.resetFields()
             setEditingCustomer(null)
           }
         }}
         onOk={() => form.submit()}
+        destroyOnClose
         width={800}
         maskClosable={false}
       >
         <Form form={form} layout="vertical" onFinish={handleSubmit} onValuesChange={handleFormChange}>
-          <Form.Item name="name" label="名称" rules={[{ required: true, message: '请输入名称' }]}>
-            <Input placeholder="客户名称" />
+          <Form.Item name="name" label={t('customer.name')} rules={[{ required: true, message: t('customer.nameRequired') }]}>
+            <Input placeholder={t('customer.namePlaceholder')} />
           </Form.Item>
-          <Form.Item name="address" label="地址">
-            <Input placeholder="客户地址" />
+          <Form.Item name="address" label={t('customer.address')}>
+            <Input placeholder={t('customer.addressPlaceholder')} />
           </Form.Item>
-          <Form.Item name="remark" label="备注">
-            <Input.TextArea rows={2} placeholder="备注信息" />
+          <Form.Item name="remark" label={t('common.remark')}>
+            <Input.TextArea rows={2} placeholder={t('customer.remarkPlaceholder')} />
           </Form.Item>
           
-          <h4>联系人</h4>
+          <h4>{t('customer.contact')}</h4>
           <Form.List name="contacts" initialValue={[{ name: '', position: '', phone: '', is_primary: true }]}>
             {(fields, { add, remove }) => (
               <div>
                 {fields.map(({ key, name, ...restField }) => (
                   <div key={key} style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
                     <Form.Item {...restField} name={[name, 'name']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="姓名" />
+                      <Input placeholder={t('logistics.name')} />
                     </Form.Item>
                     <Form.Item {...restField} name={[name, 'position']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="职位" />
+                      <Input placeholder={t('common.position')} />
                     </Form.Item>
                     <Form.Item {...restField} name={[name, 'phone']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="电话" />
+                      <Input placeholder={t('common.phone')} />
                     </Form.Item>
                     <div style={{ display: 'flex', alignItems: 'center' }}>
                       <Form.Item {...restField} name={[name, 'is_primary']} valuePropName="checked" style={{ marginBottom: 0, marginRight: 8 }}>
@@ -321,33 +324,33 @@ const CustomerPage: React.FC = () => {
                           onChange={(e) => handleContactChange(name, 'is_primary', e.target.checked)}
                         />
                       </Form.Item>
-                      <span>主联系人</span>
+                      <span>{t('customer.mainContact')}</span>
                     </div>
-                    {fields.length > 1 && <Button type="link" danger onClick={() => remove(name)}>删除</Button>}
+                    {fields.length > 1 && <Button type="link" danger onClick={() => remove(name)}>{t('common.delete')}</Button>}
                   </div>
                 ))}
-                <Button type="dashed" onClick={() => add()} style={{ width: '100%' }}>+ 添加联系人</Button>
+                <Button type="dashed" onClick={() => add()} style={{ width: '100%' }}>{t('customer.addContact')}</Button>
               </div>
             )}
           </Form.List>
 
-          <h4 style={{ marginTop: 24 }}>收款信息</h4>
+          <h4 style={{ marginTop: 24 }}>{t('customer.paymentInfo')}</h4>
           <Form.List name="payment_infos" initialValue={[]}>
             {(fields, { add, remove }) => (
               <div>
                 {fields.map(({ key, name, ...restField }) => (
                   <div key={key} style={{ border: '1px solid #e8e8e8', padding: 16, marginBottom: 16, borderRadius: 4, backgroundColor: '#fafafa' }}>
                     <div style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
-                      <Form.Item {...restField} name={[name, 'account_name']} label="收款户名" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="收款户名" />
+                      <Form.Item {...restField} name={[name, 'account_name']} label={t('customer.accountName')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('customer.accountName')} />
                       </Form.Item>
-                      <Form.Item {...restField} name={[name, 'bank_name']} label="开户银行" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="开户银行" />
+                      <Form.Item {...restField} name={[name, 'bank_name']} label={t('customer.bankName')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('customer.bankName')} />
                       </Form.Item>
                     </div>
                     <div style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
-                      <Form.Item {...restField} name={[name, 'bank_account']} label="银行账号" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="银行账号" />
+                      <Form.Item {...restField} name={[name, 'bank_account']} label={t('customer.bankAccount')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('customer.bankAccount')} />
                       </Form.Item>
                       <div style={{ display: 'flex', alignItems: 'center', marginTop: 30 }}>
                         <Form.Item {...restField} name={[name, 'is_primary']} valuePropName="checked" style={{ marginBottom: 0, marginRight: 8 }}>
@@ -356,19 +359,19 @@ const CustomerPage: React.FC = () => {
                             onChange={(e) => handlePaymentInfoChange(name, 'is_primary', e.target.checked)}
                           />
                         </Form.Item>
-                        <span>主要收款账户</span>
+                        <span>{t('customer.mainAccount')}</span>
                       </div>
                     </div>
-                    <Form.Item {...restField} name={[name, 'qr_code']} label="收款码" style={{ marginBottom: 0 }}>
+                    <Form.Item {...restField} name={[name, 'qr_code']} label={t('customer.qrCode')} style={{ marginBottom: 0 }}>
                       <FileUpload maxCount={1} accept="image/*" />
                     </Form.Item>
                     {fields.length > 0 && (
-                      <Button type="link" danger onClick={() => remove(name)} style={{ marginTop: 8 }}>删除此收款信息</Button>
+                      <Button type="link" danger onClick={() => remove(name)} style={{ marginTop: 8 }}>{t('customer.deletePaymentInfo')}</Button>
                     )}
                   </div>
                 ))}
                 <Button type="dashed" onClick={() => add({ account_name: '', bank_account: '', bank_name: '', is_primary: false })} style={{ width: '100%' }}>
-                  + 添加收款信息
+                  {t('customer.addPaymentInfo')}
                 </Button>
               </div>
             )}

frontend/src/pages/ExchangeRatePage.tsx

@@ -1,17 +1,18 @@
-import React, { useState, useEffect } from 'react';
+import React, { useState, useEffect, useMemo } from 'react';
 import { Card, Row, Col, InputNumber, message, Typography, Divider, Spin, Button, Table, Space, Tag } from 'antd';
 import { CheckOutlined, HistoryOutlined } from '@ant-design/icons';
 import apiClient from '../utils/request';
 import dayjs from 'dayjs';
+import { useLanguageStore } from '../store/languageStore';
 
 const { Text, Title } = Typography;
 
-const RATE_PAIRS = [
-  { key: 'CNY_LAK', label: '中老汇率', from: 'CNY', to: 'LAK', fromLabel: '人民币', toLabel: '老挝基普' },
-  { key: 'CNY_USD', label: '中美汇率', from: 'CNY', to: 'USD', fromLabel: '人民币', toLabel: '美元' },
-  { key: 'CNY_THB', label: '中泰汇率', from: 'CNY', to: 'THB', fromLabel: '人民币', toLabel: '泰铢' },
-  { key: 'USD_LAK', label: '美老汇率', from: 'USD', to: 'LAK', fromLabel: '美元', toLabel: '老挝基普' },
-  { key: 'THB_LAK', label: '泰老汇率', from: 'THB', to: 'LAK', fromLabel: '泰铢', toLabel: '老挝基普' },
+const RATE_PAIR_KEYS = [
+  { key: 'CNY_LAK', i18nKey: 'CNYLAK', from: 'CNY', to: 'LAK', fromI18n: 'CNY', toI18n: 'LAK' },
+  { key: 'CNY_USD', i18nKey: 'CNYUSD', from: 'CNY', to: 'USD', fromI18n: 'CNY', toI18n: 'USD' },
+  { key: 'CNY_THB', i18nKey: 'CNYTHB', from: 'CNY', to: 'THB', fromI18n: 'CNY', toI18n: 'THB' },
+  { key: 'USD_LAK', i18nKey: 'USDLAK', from: 'USD', to: 'LAK', fromI18n: 'USD', toI18n: 'LAK' },
+  { key: 'THB_LAK', i18nKey: 'THBLAK', from: 'THB', to: 'LAK', fromI18n: 'THB', toI18n: 'LAK' },
 ];
 
 interface RateItem {
@@ -30,6 +31,15 @@ interface HistoryRate {
 }
 
 const ExchangeRatePage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
+
+  const RATE_PAIRS = useMemo(() => RATE_PAIR_KEYS.map(p => ({
+    ...p,
+    label: t(`exchangeRate.${p.i18nKey}`),
+    fromLabel: t(`exchangeRate.${p.fromI18n}`),
+    toLabel: t(`exchangeRate.${p.toI18n}`),
+  })), [t]);
+
   const [rates, setRates] = useState<Record<string, RateItem>>({});
   const [initialRates, setInitialRates] = useState<Record<string, number>>({});
   const [loading, setLoading] = useState(true);
@@ -71,7 +81,7 @@ const ExchangeRatePage: React.FC = () => {
         }
       }
     } catch (error) {
-      message.error('获取汇率失败');
+      message.error(t('exchangeRate.getRateFailed'));
       const defaultRates: Record<string, RateItem> = {};
       const defaultInitialRates: Record<string, number> = {};
       RATE_PAIRS.forEach(pair => {
@@ -97,13 +107,11 @@ const ExchangeRatePage: React.FC = () => {
     }
   };
 
-  // 左侧输入 - 右侧自动变为1，重新计算汇率
   const handleLeftChange = (key: string, value: number | null) => {
     if (value === null || value <= 0) return;
     const pair = RATE_PAIRS.find(p => p.key === key);
     if (!pair) return;
     
-    // 当左侧输入值时，右侧变为1，计算新的汇率
     const newRate = 1 / value;
     
     setRates(prev => ({
@@ -116,13 +124,11 @@ const ExchangeRatePage: React.FC = () => {
     }));
   };
 
-  // 右侧输入 - 左侧自动变为1，重新计算汇率
   const handleRightChange = (key: string, value: number | null) => {
     if (value === null || value <= 0) return;
     const pair = RATE_PAIRS.find(p => p.key === key);
     if (!pair) return;
     
-    // 当右侧输入值时，左侧变为1，计算新的汇率
     const newRate = value;
     
     setRates(prev => ({
@@ -135,7 +141,6 @@ const ExchangeRatePage: React.FC = () => {
     }));
   };
 
-  // 计算实际汇率显示
   const getActualRateDisplay = (key: string) => {
     const item = rates[key];
     if (!item) return '1 : 1.00';
@@ -143,13 +148,11 @@ const ExchangeRatePage: React.FC = () => {
     const pair = RATE_PAIRS.find(p => p.key === key);
     const actualRate = item.actualRate;
     
-    // 根据汇率对选择合适的小数位数
     const decimalPlaces = pair?.key === 'CNY_USD' ? 5 : 2;
     
     return `1 ${pair?.from} = ${actualRate.toFixed(decimalPlaces)} ${pair?.to}`;
   };
 
-  // 确认保存
   const handleConfirm = async () => {
     setSaving(true);
     try {
@@ -160,7 +163,6 @@ const ExchangeRatePage: React.FC = () => {
         const actualRate = item.rightValue / item.leftValue;
         const initialRate = initialRates[pair.key];
         
-        // 只保存有变化的汇率
         if (Math.abs(actualRate - initialRate) < 0.0001) {
           return null;
         }
@@ -175,17 +177,16 @@ const ExchangeRatePage: React.FC = () => {
       const validPromises = savePromises.filter(Boolean) as Promise<any>[];
       
       if (validPromises.length === 0) {
-        message.info('没有汇率发生变化');
+        message.info(t('exchangeRate.noChange'));
         setSaving(false);
         return;
       }
       
       await Promise.all(validPromises);
       
-      message.success('汇率保存成功');
+      message.success(t('exchangeRate.saveSuccess'));
       setLastUpdateTime(dayjs().format('YYYY-MM-DD HH:mm:ss'));
       fetchHistory();
-      // 更新初始汇率为当前汇率
       const newInitialRates: Record<string, number> = {};
       RATE_PAIRS.forEach(pair => {
         const item = rates[pair.key];
@@ -195,16 +196,15 @@ const ExchangeRatePage: React.FC = () => {
       });
       setInitialRates(newInitialRates);
     } catch (error) {
-      message.error('保存汇率失败');
+      message.error(t('exchangeRate.saveFailed'));
     } finally {
       setSaving(false);
     }
   };
 
-  // 历史汇率表格列
   const historyColumns = [
     { 
-      title: '汇率对', 
+      title: t('exchangeRate.ratePair'), 
       dataIndex: 'from_currency', 
       key: 'from_currency',
       render: (_: string, record: HistoryRate) => {
@@ -214,7 +214,7 @@ const ExchangeRatePage: React.FC = () => {
       }
     },
     { 
-      title: '汇率', 
+      title: t('exchangeRate.rate'), 
       dataIndex: 'rate', 
       key: 'rate',
       render: (rate: number, record: HistoryRate) => {
@@ -224,19 +224,19 @@ const ExchangeRatePage: React.FC = () => {
       }
     },
     { 
-      title: '生效日期', 
+      title: t('exchangeRate.effectiveDate'), 
       dataIndex: 'effective_date', 
       key: 'effective_date',
       render: (date: string) => dayjs(date).format('YYYY-MM-DD')
     },
     { 
-      title: '设置时间', 
+      title: t('exchangeRate.setTime'), 
       dataIndex: 'created_at', 
       key: 'created_at',
       render: (time: string) => dayjs(time).format('YYYY-MM-DD HH:mm')
     },
     { 
-      title: '设置人', 
+      title: t('exchangeRate.setBy'), 
       dataIndex: 'created_by_name', 
       key: 'created_by_name',
       render: (name: string) => name || '-'
@@ -250,11 +250,11 @@ const ExchangeRatePage: React.FC = () => {
   return (
     <div style={{ padding: isMobile ? 8 : 24 }}>
       <div style={{ marginBottom: isMobile ? 12 : 24 }}>
-        <Title level={2} style={{ marginBottom: 8 }}>汇率管理</Title>
+        <Title level={2} style={{ marginBottom: 8 }}>{t('exchangeRate.title')}</Title>
         <Space>
-          <Text type="secondary">设置各币种汇率，输入任意一侧自动计算</Text>
+          <Text type="secondary">{t('exchangeRate.description')}</Text>
           {lastUpdateTime && (
-            <Tag color="blue">上次更新: {lastUpdateTime}</Tag>
+            <Tag color="blue">{t('exchangeRate.lastUpdated')}{lastUpdateTime}</Tag>
           )}
         </Space>
       </div>
@@ -291,7 +291,7 @@ const ExchangeRatePage: React.FC = () => {
                           e.target.select();
                         }
                       }}
-                      placeholder={`输入${pair.fromLabel}金额`}
+                      placeholder={t('exchangeRate.inputFrom', { from: pair.fromLabel })}
                     />
                   </div>
                   <div style={{ padding: '20px 8px 0', fontSize: 18, color: '#1890ff', fontWeight: 'bold' }}>=</div>
@@ -319,14 +319,14 @@ const ExchangeRatePage: React.FC = () => {
                           e.target.select();
                         }
                       }}
-                      placeholder={`输入${pair.toLabel}金额`}
+                      placeholder={t('exchangeRate.inputTo', { to: pair.toLabel })}
                     />
                   </div>
                 </div>
                 <Divider style={{ margin: '12px 0' }} />
                 <div style={{ textAlign: 'center' }}>
                   <Text type="secondary" style={{ fontSize: 13 }}>
-                    实际汇率: {getActualRateDisplay(pair.key)}
+                    {t('exchangeRate.actualRate')}{getActualRateDisplay(pair.key)}
                   </Text>
                 </div>
               </Card>
@@ -335,7 +335,6 @@ const ExchangeRatePage: React.FC = () => {
         })}
       </Row>
 
-      {/* 确认按钮 */}
       <div style={{ marginTop: 24, textAlign: 'center' }}>
         <Button 
           type="primary" 
@@ -345,16 +344,15 @@ const ExchangeRatePage: React.FC = () => {
           loading={saving}
           style={{ minWidth: 200 }}
         >
-          确认保存汇率
+          {t('exchangeRate.confirmSave')}
         </Button>
       </div>
 
-      {/* 历史汇率表 */}
       <Card 
         title={
           <Space>
             <HistoryOutlined />
-            <span>历史汇率记录</span>
+            <span>{t('exchangeRate.historyRate')}</span>
           </Space>
         }
         style={{ marginTop: 24 }}
@@ -370,7 +368,7 @@ const ExchangeRatePage: React.FC = () => {
 
       <Card style={{ marginTop: 16, background: '#fffbe6', borderColor: '#ffe58f' }}>
         <Text type="warning">
-          提示：输入任意一侧数值，另一侧会自动计算。实际汇率实时显示为 1左侧币种 = X右侧币种。点击"确认保存汇率"按钮保存当前设置到数据库。
+          {t('exchangeRate.tipText')}
         </Text>
       </Card>
     </div>

frontend/src/pages/InventoryPage.tsx

@@ -1,289 +1,116 @@
 import React, { useState, useEffect } from 'react'
+import { useNavigate } from 'react-router-dom'
 import {
   Table, Button, Modal, Form, Input, Select, message, Space, Tag, Card,
-  Row, Col, Statistic, DatePicker, InputNumber, Tabs
+  Row, Col, DatePicker, InputNumber, Tabs, Statistic, Descriptions, Badge, Tooltip, Divider
 } from 'antd'
 import {
-  PlusOutlined, SearchOutlined, InboxOutlined, ExportOutlined
+  PlusOutlined, EditOutlined, EditFilled, DeleteOutlined, EyeOutlined,
+  CheckOutlined, WarningOutlined, ArrowUpOutlined, ArrowDownOutlined
 } from '@ant-design/icons'
 import type { ColumnsType } from 'antd/es/table'
+import dayjs from 'dayjs'
+import { useLanguageStore } from '../store/languageStore'
 
-// ==================== 类型定义 ====================
-interface InventoryRecord {
+interface InventoryItem {
   id: number
-  record_type: string
-  project_id?: number | null
-  project_name?: string
-  purchase_request_id?: number | null
-  product_id: number
-  product_name?: string
-  quantity: number
-  unit_price?: number | null
-  total_amount?: number | null
-  record_date: string
-  operator?: string | null
-  remark?: string | null
-  created_at: string
-}
-
-interface InventorySummary {
   product_id: number
   product_name: string
-  unit?: string | null
-  total_in: number
-  total_out: number
-  current_quantity: number
+  product_code: string
+  product_category: string
+  product_specification: string
+  product_unit: string
+  stock_quantity: number
+  safety_stock: number
+  locked_quantity: number
+  last_in_date: string
+  last_out_date: string
+}
+
+interface InventoryLog {
+  id: number
+  product_id: number
+  product_name: string
+  type: string
+  quantity: number
+  before_quantity: number
+  after_quantity: number
+  purchase_order_id: number
+  order_code: string
+  remark: string
+  operator: string
+  created_at: string
 }
 
 interface Product {
   id: number
   name: string
+  code: string
+  category: string
+  specification: string
+  unit: string
+  stock_quantity: number
+  safety_stock: number
 }
 
-interface Project {
-  id: number
-  name: string
-}
-
-// ==================== 组件 ====================
 const InventoryPage: React.FC = () => {
-  // 状态
-  const [records, setRecords] = useState<InventoryRecord[]>([])
-  const [summary, setSummary] = useState<InventorySummary[]>([])
+  const { t, currentLanguage } = useLanguageStore();
+  const [inventory, setInventory] = useState<InventoryItem[]>([])
+  const [logs, setLogs] = useState<InventoryLog[]>([])
   const [loading, setLoading] = useState(false)
+  const [logLoading, setLogLoading] = useState(false)
   const [products, setProducts] = useState<Product[]>([])
-  const [projects, setProjects] = useState<Project[]>([])
   
-  // 筛选状态
-  const [selectedProductId, setSelectedProductId] = useState<number | null>(null)
-  const [selectedProjectId, setSelectedProjectId] = useState<number | null>(null)
-  const [selectedRecordType, setSelectedRecordType] = useState<string | null>(null)
+  const [selectedCategory, setSelectedCategory] = useState<string | null>(null)
+  const [stockFilter, setStockFilter] = useState<string>('all')
+  const [activeTab, setActiveTab] = useState('inventory')
   
-  // 弹窗状态
+  const [inModalVisible, setInModalVisible] = useState(false)
   const [outModalVisible, setOutModalVisible] = useState(false)
-  const [form] = Form.useForm()
+  const [inForm] = Form.useForm()
+  const [outForm] = Form.useForm()
   
-  // Tab状态
-  const [activeTab, setActiveTab] = useState('records')
+  const navigate = useNavigate()
 
-  // ==================== 渲染 ====================
-  
-  const getRecordTypeTag = (type: string) => {
-    if (type === 'in') {
-      return <Tag color="green" icon={<InboxOutlined />}>入库</Tag>
-    } else {
-      return <Tag color="orange" icon={<ExportOutlined />}>出库</Tag>
-    }
-  }
-  
-  const recordColumns: ColumnsType<InventoryRecord> = [
-    {
-      title: '记录类型',
-      dataIndex: 'record_type',
-      key: 'record_type',
-      width: 100,
-      render: getRecordTypeTag
-    },
-    {
-      title: '商品',
-      dataIndex: 'product_name',
-      key: 'product_name'
-    },
-    {
-      title: '项目',
-      dataIndex: 'project_name',
-      key: 'project_name'
-    },
-    {
-      title: '数量',
-      dataIndex: 'quantity',
-      key: 'quantity',
-      width: 100
-    },
-    {
-      title: '单价',
-      dataIndex: 'unit_price',
-      key: 'unit_price',
-      width: 120,
-      render: (price) => price ? price.toFixed(2) : '-'
-    },
-    {
-      title: '总金额',
-      dataIndex: 'total_amount',
-      key: 'total_amount',
-      width: 120,
-      render: (amount) => amount ? amount.toFixed(2) : '-'
-    },
-    {
-      title: '记录日期',
-      dataIndex: 'record_date',
-      key: 'record_date',
-      width: 120
-    },
-    {
-      title: '操作人',
-      dataIndex: 'operator',
-      key: 'operator',
-      width: 120
-    },
-    {
-      title: '备注',
-      dataIndex: 'remark',
-      key: 'remark'
-    }
-  ]
-  
-  const summaryColumns: ColumnsType<InventorySummary> = [
-    {
-      title: '商品',
-      dataIndex: 'product_name',
-      key: 'product_name'
-    },
-    {
-      title: '单位',
-      dataIndex: 'unit',
-      key: 'unit',
-      width: 80
-    },
-    {
-      title: '入库总量',
-      dataIndex: 'total_in',
-      key: 'total_in',
-      width: 120,
-      render: (val) => (val || 0).toFixed(2)
-    },
-    {
-      title: '出库总量',
-      dataIndex: 'total_out',
-      key: 'total_out',
-      width: 120,
-      render: (val) => (val || 0).toFixed(2)
-    },
-    {
-      title: '当前库存',
-      dataIndex: 'current_quantity',
-      key: 'current_quantity',
-      width: 120,
-      render: (val) => (
-        <span style={{ fontWeight: 'bold', color: (val || 0) < 0 ? '#ff4d4f' : '#52c41a' }}>
-          {(val || 0).toFixed(2)}
-        </span>
-      )
-    }
-  ]
-  
-  const tabItems = [
-    {
-      key: 'records',
-      label: '库存记录',
-      children: (
-        <>
-          <Row gutter={16} style={{ marginBottom: 16 }}>
-            <Col span={6}>
-              <Select
-                placeholder="选择商品筛选"
-                allowClear
-                style={{ width: '100%' }}
-                onChange={(value) => setSelectedProductId(value)}
-              >
-                {products.map(product => (
-                  <Select.Option key={product.id} value={product.id}>
-                    {product.name}
-                  </Select.Option>
-                ))}
-              </Select>
-            </Col>
-            <Col span={6}>
-              <Select
-                placeholder="选择项目筛选"
-                allowClear
-                style={{ width: '100%' }}
-                onChange={(value) => setSelectedProjectId(value)}
-              >
-                {projects.map(project => (
-                  <Select.Option key={project.id} value={project.id}>
-                    {project.name}
-                  </Select.Option>
-                ))}
-              </Select>
-            </Col>
-            <Col span={6}>
-              <Select
-                placeholder="选择记录类型"
-                allowClear
-                style={{ width: '100%' }}
-                onChange={(value) => setSelectedRecordType(value)}
-              >
-                <Select.Option value="in">入库</Select.Option>
-                <Select.Option value="out">出库</Select.Option>
-              </Select>
-            </Col>
-            <Col span={6} style={{ textAlign: 'right' }}>
-              <Button type="primary" icon={<PlusOutlined />} onClick={() => setOutModalVisible(true)}>
-                出库
-              </Button>
-            </Col>
-          </Row>
-          
-          <Table
-            columns={recordColumns}
-            dataSource={records}
-            rowKey="id"
-            loading={loading}
-          />
-        </>
-      )
-    },
-    {
-      key: 'summary',
-      label: '库存汇总',
-      children: (
-        <Table
-          columns={summaryColumns}
-          dataSource={summary}
-          rowKey="product_id"
-          loading={loading}
-        />
-      )
-    }
-  ]
-  
-  // ==================== 数据加载 ====================
-  
-  const fetchRecords = async () => {
+  const fetchInventory = async () => {
     setLoading(true)
     try {
       const params = new URLSearchParams()
-      if (selectedProductId) params.append('product_id', selectedProductId.toString())
-      if (selectedProjectId) params.append('project_id', selectedProjectId.toString())
-      if (selectedRecordType) params.append('record_type', selectedRecordType)
+      if (selectedCategory) params.append('category', selectedCategory)
+      if (stockFilter && stockFilter !== 'all') params.append('stock_filter', stockFilter)
       
       const response = await fetch(`/api/inventory?${params}`)
       const data = await response.json()
       
       if (data.success) {
-        setRecords(data.data)
+        setInventory(data.data)
       } else {
-        message.error('获取库存记录失败')
+        message.error(t('inventory.getListFailed'))
       }
     } catch (error) {
-      console.error('获取库存记录失败:', error)
-      message.error('获取库存记录失败')
+      console.error('获取库存列表失败:', error)
+      message.error(t('inventory.getListFailed'))
     } finally {
       setLoading(false)
     }
   }
   
-  const fetchSummary = async () => {
+  const fetchLogs = async () => {
+    setLogLoading(true)
     try {
-      const response = await fetch('/api/inventory/summary')
+      const response = await fetch('/api/inventory?limit=100')
       const data = await response.json()
       
       if (data.success) {
-        setSummary(data.data)
+        setLogs(data.data)
+      } else {
+        message.error(t('inventory.getLogFailed'))
       }
     } catch (error) {
-      console.error('获取库存汇总失败:', error)
+      console.error('获取库存流水失败:', error)
+      message.error(t('inventory.getLogFailed'))
+    } finally {
+      setLogLoading(false)
     }
   }
   
@@ -295,127 +122,455 @@ const InventoryPage: React.FC = () => {
         setProducts(data.data)
       }
     } catch (error) {
-      console.error('获取商品列表失败:', error)
-    }
-  }
-  
-  const fetchProjects = async () => {
-    try {
-      const response = await fetch('/api/projects')
-      const data = await response.json()
-      if (data.success) {
-        setProjects(data.data)
-      }
-    } catch (error) {
-      console.error('获取项目列表失败:', error)
+      console.error('获取产品列表失败:', error)
     }
   }
   
   useEffect(() => {
     fetchProducts()
-    fetchProjects()
   }, [])
   
   useEffect(() => {
-    if (activeTab === 'records') {
-      fetchRecords()
-    } else {
-      fetchSummary()
+    fetchInventory()
+  }, [selectedCategory, stockFilter])
+  
+  useEffect(() => {
+    fetchLogs()
+  }, [activeTab])
+  
+  const handleStockIn = () => {
+    inForm.resetFields()
+    inForm.setFieldsValue({ type: 'in', date: dayjs() })
+    setInModalVisible(true)
   }
-  }, [activeTab, selectedProductId, selectedProjectId, selectedRecordType])
   
-  // ==================== 操作函数 ====================
+  const handleStockOut = () => {
+    outForm.resetFields()
+    outForm.setFieldsValue({ type: 'out', date: dayjs() })
+    setOutModalVisible(true)
+  }
   
-  const handleOutModalOk = async () => {
+  const handleSaveStockIn = async () => {
     try {
-      const values = await form.validateFields()
+      const values = await inForm.validateFields()
+      const data = {
+        ...values,
+        date: values.date.format('YYYY-MM-DD HH:mm:ss')
+      }
+      
+      const response = await fetch('/api/inventory/in', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify(data)
+      })
+      const result = await response.json()
+      
+      if (result.success) {
+        message.success(t('inventory.stockInSuccess'))
+        setInModalVisible(false)
+        fetchInventory()
+      } else {
+        message.error(result.error || t('common.operationFailed'))
+      }
+    } catch (error) {
+      console.error('入库失败:', error)
+      message.error(t('inventory.stockInFailed'))
+    }
+  }
+  
+  const handleSaveStockOut = async () => {
+    try {
+      const values = await outForm.validateFields()
+      const data = {
+        ...values,
+        date: values.date.format('YYYY-MM-DD HH:mm:ss')
+      }
       
       const response = await fetch('/api/inventory/out', {
         method: 'POST',
         headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({
-          ...values,
-          operator: '系统管理员'
-        })
+        body: JSON.stringify(data)
       })
+      const result = await response.json()
       
-      const data = await response.json()
-      
-      if (data.success) {
-        message.success('出库成功')
+      if (result.success) {
+        message.success(t('inventory.stockOutSuccess'))
         setOutModalVisible(false)
-        form.resetFields()
-        fetchRecords()
-        fetchSummary()
+        fetchInventory()
       } else {
-        message.error('出库失败')
+        message.error(result.error || t('common.operationFailed'))
       }
     } catch (error) {
       console.error('出库失败:', error)
-      message.error('出库失败')
+      message.error(t('inventory.stockOutFailed'))
     }
   }
 
+  const getStockStatus = (item: InventoryItem) => {
+    if (item.stock_quantity <= 0) return 'out_of_stock'
+    if (item.stock_quantity <= item.safety_stock) return 'low_stock'
+    return 'normal'
+  }
+
+  const columns: ColumnsType<InventoryItem> = [
+    {
+      title: t('inventory.productCode'),
+      dataIndex: 'product_code',
+      key: 'product_code',
+      width: 110
+    },
+    {
+      title: t('inventory.productName'),
+      dataIndex: 'product_name',
+      key: 'product_name',
+      width: 150
+    },
+    {
+      title: t('inventory.spec'),
+      dataIndex: 'product_specification',
+      key: 'product_specification',
+      width: 130,
+      ellipsis: true
+    },
+    {
+      title: t('inventory.unit'),
+      dataIndex: 'product_unit',
+      key: 'product_unit',
+      width: 60
+    },
+    {
+      title: t('inventory.stock'),
+      dataIndex: 'stock_quantity',
+      key: 'stock_quantity',
+      width: 100,
+      align: 'right',
+      render: (v: number, r: InventoryItem) => {
+        const status = getStockStatus(r)
+        const color = status === 'out_of_stock' ? '#ff4d4f' : (status === 'low_stock' ? '#faad14' : '#52c41a')
+        return <span style={{ color, fontWeight: 500 }}>{v}</span>
+      }
+    },
+    {
+      title: t('inventory.safetyStock'),
+      dataIndex: 'safety_stock',
+      key: 'safety_stock',
+      width: 80,
+      align: 'right'
+    },
+    {
+      title: t('inventory.locked'),
+      dataIndex: 'locked_quantity',
+      key: 'locked_quantity',
+      width: 80,
+      align: 'right',
+      render: (v: number) => v || 0
+    },
+    {
+      title: t('inventory.lastIn'),
+      dataIndex: 'last_in_date',
+      key: 'last_in_date',
+      width: 100,
+      render: (v: string) => v ? dayjs(v).format('MM-DD') : '-'
+    },
+    {
+      title: t('inventory.lastOut'),
+      dataIndex: 'last_out_date',
+      key: 'last_out_date',
+      width: 100,
+      render: (v: string) => v ? dayjs(v).format('MM-DD') : '-'
+    },
+    {
+      title: t('inventory.status'),
+      key: 'status',
+      width: 80,
+      align: 'center',
+      render: (_, r: InventoryItem) => {
+        const status = getStockStatus(r)
+        const map: Record<string, { icon: React.ReactNode; text: string; color: string }> = {
+          normal: { icon: <CheckOutlined />, text: t('inventory.normal'), color: 'success' },
+          low_stock: { icon: <WarningOutlined />, text: t('inventory.lowStock'), color: 'warning' },
+          out_of_stock: { icon: <WarningOutlined />, text: t('inventory.outOfStock'), color: 'error' }
+        }
+        const info = map[status] || map.normal
+        return <Tag color={info.color} icon={info.icon}>{info.text}</Tag>
+      }
+    }
+  ]
+  
+  const logColumns: ColumnsType<InventoryLog> = [
+    {
+      title: t('inventory.time'),
+      dataIndex: 'created_at',
+      key: 'created_at',
+      width: 160,
+      render: (v: string) => dayjs(v).format('YYYY-MM-DD HH:mm')
+    },
+    {
+      title: t('inventory.product'),
+      dataIndex: 'product_name',
+      key: 'product_name',
+      width: 120
+    },
+    {
+      title: t('inventory.type'),
+      dataIndex: 'type',
+      key: 'type',
+      width: 60,
+      align: 'center',
+      render: (v: string) => (
+        <Tag color={v === 'in' ? 'green' : 'red'}>
+          {v === 'in' ? t('inventory.in') : t('inventory.out')}
+        </Tag>
+      )
+    },
+    {
+      title: t('inventory.quantity'),
+      dataIndex: 'quantity',
+      key: 'quantity',
+      width: 80,
+      align: 'right'
+    },
+    {
+      title: t('inventory.before'),
+      dataIndex: 'before_quantity',
+      key: 'before_quantity',
+      width: 80,
+      align: 'right'
+    },
+    {
+      title: t('inventory.after'),
+      dataIndex: 'after_quantity',
+      key: 'after_quantity',
+      width: 80,
+      align: 'right'
+    },
+    {
+      title: t('inventory.orderCode'),
+      dataIndex: 'order_code',
+      key: 'order_code',
+      width: 120,
+      render: (v: string) => v || '-'
+    },
+    {
+      title: t('inventory.remark'),
+      dataIndex: 'remark',
+      key: 'remark',
+      width: 150,
+      ellipsis: true,
+      render: (v: string) => v || '-'
+    },
+    {
+      title: t('inventory.operator'),
+      dataIndex: 'operator',
+      key: 'operator',
+      width: 80
+    }
+  ]
+
+  const categories = React.useMemo(() => {
+    const cats = new Set<string>()
+    inventory.forEach(item => {
+      if (item.product_category) cats.add(item.product_category)
+    })
+    return Array.from(cats)
+  }, [inventory])
+
   return (
     <div style={{ padding: 24 }}>
-      <Card>
-          <Tabs activeKey={activeTab} onChange={setActiveTab} items={tabItems} />
+      <div style={{ marginBottom: 24 }}>
+        <h2 style={{ marginBottom: 8 }}>{t('inventory.title')}</h2>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('inventory.description')}</p>
+      </div>
+
+      <Card
+        extra={
+          <Space>
+            <Button type="primary" icon={<ArrowDownOutlined />} onClick={handleStockIn}>
+              {t('inventory.stockIn')}
+            </Button>
+            <Button icon={<ArrowUpOutlined />} onClick={handleStockOut}>
+              {t('inventory.stockOut')}
+            </Button>
+          </Space>
+        }
+      >
+        <Tabs activeKey={activeTab} onChange={setActiveTab}>
+          <Tabs.TabPane tab={t('inventory.tabInventory')} key="inventory">
+            <Row gutter={16} style={{ marginBottom: 16 }}>
+              <Col span={6}>
+                <Select
+                  placeholder={t('inventory.categoryFilter')}
+                  allowClear
+                  style={{ width: '100%' }}
+                  onChange={(v) => setSelectedCategory(v)}
+                >
+                  {categories.map(cat => (
+                    <Select.Option key={cat} value={cat}>{cat}</Select.Option>
+                  ))}
+                </Select>
+              </Col>
+              <Col span={6}>
+                <Select
+                  placeholder={t('inventory.stockFilter')}
+                  allowClear
+                  style={{ width: '100%' }}
+                  value={stockFilter}
+                  onChange={(v) => setStockFilter(v || 'all')}
+                >
+                  <Select.Option value="all">{t('inventory.all')}</Select.Option>
+                  <Select.Option value="low_stock">{t('inventory.lowStock')}</Select.Option>
+                  <Select.Option value="out_of_stock">{t('inventory.outOfStock')}</Select.Option>
+                </Select>
+              </Col>
+            </Row>
+            <Table
+              columns={columns}
+              dataSource={inventory}
+              rowKey="id"
+              loading={loading}
+              pagination={{ pageSize: 20 }}
+              size="small"
+              scroll={{ x: 1100 }}
+            />
+          </Tabs.TabPane>
+          <Tabs.TabPane tab={t('inventory.tabLog')} key="logs">
+            <Table
+              columns={logColumns}
+              dataSource={logs}
+              rowKey="id"
+              loading={logLoading}
+              pagination={{ pageSize: 20 }}
+              size="small"
+              scroll={{ x: 1100 }}
+            />
+          </Tabs.TabPane>
+        </Tabs>
       </Card>
       
+      {/* 入库弹窗 */}
+      <Modal
+        title={t('inventory.stockInTitle')}
+        open={inModalVisible}
+        onOk={handleSaveStockIn}
+        onCancel={() => {
+          inForm.resetFields();
+          setInModalVisible(false);
+        }}
+        destroyOnClose
+        width={500}
+      >
+        <Form form={inForm} layout="vertical">
+          <Row gutter={16}>
+            <Col span={24}>
+              <Form.Item
+                name="product_id"
+                label={t('inventory.selectProduct')}
+                rules={[{ required: true, message: t('inventory.selectProductRequired') }]}
+              >
+                <Select
+                  placeholder={t('inventory.selectProduct')}
+                  showSearch
+                  optionFilterProp="children"
+                  filterOption={(input, option) => (option?.children as unknown as string)?.includes(input)}
+                >
+                  {products.map(p => (
+                    <Select.Option key={p.id} value={p.id}>
+                      {p.name} ({p.code})
+                    </Select.Option>
+                  ))}
+                </Select>
+              </Form.Item>
+            </Col>
+          </Row>
+          <Row gutter={16}>
+            <Col span={12}>
+              <Form.Item
+                name="quantity"
+                label={t('inventory.quantity')}
+                rules={[{ required: true, message: t('inventory.quantityRequired') }]}
+              >
+                <InputNumber min={1} style={{ width: '100%' }} placeholder={t('inventory.quantityPlaceholder')} />
+              </Form.Item>
+            </Col>
+            <Col span={12}>
+              <Form.Item
+                name="date"
+                label={t('inventory.date')}
+                rules={[{ required: true, message: t('inventory.dateRequired') }]}
+              >
+                <DatePicker showTime style={{ width: '100%' }} />
+              </Form.Item>
+            </Col>
+          </Row>
+          <Form.Item name="order_code" label={t('inventory.relatedOrder')}>
+            <Input placeholder={t('inventory.relatedOrderPlaceholder')} />
+          </Form.Item>
+          <Form.Item name="remark" label={t('inventory.remark')}>
+            <Input.TextArea rows={3} placeholder={t('inventory.remarkPlaceholder')} />
+          </Form.Item>
+        </Form>
+      </Modal>
+      
       {/* 出库弹窗 */}
       <Modal
-        title="商品出库"
+        title={t('inventory.stockOutTitle')}
         open={outModalVisible}
-        onOk={handleOutModalOk}
-        onCancel={() => setOutModalVisible(false)}
+        onOk={handleSaveStockOut}
+        onCancel={() => {
+          outForm.resetFields();
+          setOutModalVisible(false);
+        }}
+        destroyOnClose
+        width={500}
       >
-        <Form form={form} layout="vertical">
-          <Form.Item
-            name="project_id"
-            label="关联项目"
-            rules={[{ required: true, message: '请选择项目' }]}
-          >
-            <Select placeholder="请选择项目">
-              {projects.map(project => (
-                <Select.Option key={project.id} value={project.id}>
-                  {project.name}
-                </Select.Option>
-              ))}
-            </Select>
-          </Form.Item>
-          
+        <Form form={outForm} layout="vertical">
+          <Row gutter={16}>
+            <Col span={24}>
               <Form.Item
                 name="product_id"
-            label="商品"
-            rules={[{ required: true, message: '请选择商品' }]}
+                label={t('inventory.selectProduct')}
+                rules={[{ required: true, message: t('inventory.selectProductRequired') }]}
               >
-            <Select placeholder="请选择商品">
-              {products.map(product => (
-                <Select.Option key={product.id} value={product.id}>
-                  {product.name}
+                <Select
+                  placeholder={t('inventory.selectProduct')}
+                  showSearch
+                  optionFilterProp="children"
+                  filterOption={(input, option) => (option?.children as unknown as string)?.includes(input)}
+                >
+                  {products.map(p => (
+                    <Select.Option key={p.id} value={p.id}>
+                      {p.name} ({p.code})
                     </Select.Option>
                   ))}
                 </Select>
               </Form.Item>
-          
+            </Col>
+          </Row>
+          <Row gutter={16}>
+            <Col span={12}>
               <Form.Item
                 name="quantity"
-            label="出库数量"
-            rules={[{ required: true, message: '请输入出库数量' }]}
+                label={t('inventory.quantity')}
+                rules={[{ required: true, message: t('inventory.quantityRequired') }]}
               >
-            <InputNumber style={{ width: '100%' }} min={0} placeholder="请输入出库数量" />
+                <InputNumber min={1} style={{ width: '100%' }} placeholder={t('inventory.quantityPlaceholder')} />
               </Form.Item>
-          
-          <Form.Item name="unit_price" label="单价">
-            <InputNumber style={{ width: '100%' }} min={0} placeholder="请输入单价" />
+            </Col>
+            <Col span={12}>
+              <Form.Item
+                name="date"
+                label={t('inventory.date')}
+                rules={[{ required: true, message: t('inventory.dateRequired') }]}
+              >
+                <DatePicker showTime style={{ width: '100%' }} />
               </Form.Item>
-          
-          <Form.Item name="total_amount" label="总金额">
-            <InputNumber style={{ width: '100%' }} min={0} placeholder="请输入总金额" />
+            </Col>
+          </Row>
+          <Form.Item name="order_code" label={t('inventory.relatedOrder')}>
+            <Input placeholder={t('inventory.relatedOrderPlaceholder')} />
           </Form.Item>
-          
-          <Form.Item name="remark" label="备注">
-            <Input.TextArea rows={3} placeholder="请输入备注" />
+          <Form.Item name="remark" label={t('inventory.remark')}>
+            <Input.TextArea rows={3} placeholder={t('inventory.remarkPlaceholder')} />
           </Form.Item>
         </Form>
       </Modal>

frontend/src/pages/LogisticsCompaniesPage.tsx

@@ -22,6 +22,7 @@ import type { ColumnsType } from 'antd/es/table'
 import dayjs from 'dayjs'
 import BusinessLedgerTab from '../components/BusinessLedgerTab'
 import useFormDraft from '../hooks/useFormDraft'
+import { useLanguageStore } from '../store/languageStore'
 
 interface LogisticsCompany {
   id: number
@@ -85,6 +86,7 @@ interface OrderRecord {
 }
 
 const LogisticsCompaniesPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore()
   const [companies, setCompanies] = useState<LogisticsCompany[]>([])
   const [loading, setLoading] = useState(false)
   
@@ -123,11 +125,11 @@ const LogisticsCompaniesPage: React.FC = () => {
       if (data.success) {
         setCompanies(data.data)
       } else {
-        message.error('获取物流公司列表失败')
+        message.error(t('logistics.getListFailed'))
       }
     } catch (error) {
       console.error('获取物流公司列表失败:', error)
-      message.error('获取物流公司列表失败')
+      message.error(t('logistics.getListFailed'))
     } finally {
       setLoading(false)
     }
@@ -142,11 +144,11 @@ const LogisticsCompaniesPage: React.FC = () => {
         setDetailModalVisible(true)
         setActiveDetailTab('basic')
       } else {
-        message.error('获取物流公司详情失败')
+        message.error(t('logistics.getDetailFailed'))
       }
     } catch (error) {
       console.error('获取物流公司详情失败:', error)
-      message.error('获取物流公司详情失败')
+      message.error(t('logistics.getDetailFailed'))
     }
   }
   
@@ -162,10 +164,10 @@ const LogisticsCompaniesPage: React.FC = () => {
     setTimeout(() => {
       if (hasDraft()) {
         Modal.confirm({
-          title: '发现未完成的草稿',
-          content: '检测到上次未提交的物流公司信息，是否恢复？',
-          okText: '恢复草稿',
-          cancelText: '重新填写',
+          title: t('common.draftFound'),
+          content: t('common.draftRestore'),
+          okText: t('common.restoreDraft'),
+          cancelText: t('common.reFill'),
           onOk: () => {
             restoreDraft()
           },
@@ -189,14 +191,14 @@ const LogisticsCompaniesPage: React.FC = () => {
       const response = await fetch(`/api/logistics-companies/${id}`, { method: 'DELETE' })
       const data = await response.json()
       if (data.success) {
-        message.success('删除成功')
+        message.success(t('common.deleteSuccess'))
         fetchCompanies()
       } else {
-        message.error(data.message || '删除失败')
+        message.error(data.message || t('common.deleteFailed'))
       }
     } catch (error) {
       console.error('删除失败:', error)
-      message.error('删除失败')
+      message.error(t('common.deleteFailed'))
     }
   }
   
@@ -230,12 +232,12 @@ const LogisticsCompaniesPage: React.FC = () => {
             }
           }
         }
-        message.success(editingCompany ? '更新成功' : '创建成功')
+        message.success(editingCompany ? t('common.updateSuccess') : t('common.createSuccess'))
         clearDraft()
         setModalVisible(false)
         fetchCompanies()
       } else {
-        message.error('保存失败')
+        message.error(t('common.saveFailed'))
       }
     } catch (error) {
       console.error('保存失败:', error)
@@ -270,11 +272,11 @@ const LogisticsCompaniesPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success(editingContact ? '联系人更新成功' : '联系人添加成功')
+        message.success(editingContact ? t('logistics.contactUpdateSuccess') : t('logistics.contactAddSuccess'))
         setContactModalVisible(false)
         fetchCompanyDetail(currentCompany!.id)
       } else {
-        message.error('操作失败')
+        message.error(t('common.operationFailed'))
       }
     } catch (error) {
       console.error('保存联系人失败:', error)
@@ -288,10 +290,10 @@ const LogisticsCompaniesPage: React.FC = () => {
       })
       const data = await response.json()
       if (data.success) {
-        message.success('联系人删除成功')
+        message.success(t('logistics.contactDeleteSuccess'))
         fetchCompanyDetail(currentCompany!.id)
       } else {
-        message.error('删除失败')
+        message.error(t('common.deleteFailed'))
       }
     } catch (error) {
       console.error('删除联系人失败:', error)
@@ -326,11 +328,11 @@ const LogisticsCompaniesPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success(editingPayment ? '收款信息更新成功' : '收款信息添加成功')
+        message.success(editingPayment ? t('logistics.paymentInfoUpdateSuccess') : t('logistics.paymentInfoAddSuccess'))
         setPaymentModalVisible(false)
         fetchCompanyDetail(currentCompany!.id)
       } else {
-        message.error('操作失败')
+        message.error(t('common.operationFailed'))
       }
     } catch (error) {
       console.error('保存收款信息失败:', error)
@@ -344,10 +346,10 @@ const LogisticsCompaniesPage: React.FC = () => {
       })
       const data = await response.json()
       if (data.success) {
-        message.success('收款信息删除成功')
+        message.success(t('logistics.paymentInfoDeleteSuccess'))
         fetchCompanyDetail(currentCompany!.id)
       } else {
-        message.error('删除失败')
+        message.error(t('common.deleteFailed'))
       }
     } catch (error) {
       console.error('删除收款信息失败:', error)
@@ -356,9 +358,9 @@ const LogisticsCompaniesPage: React.FC = () => {
 
   const getFreightStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      pending: { color: 'default', text: '待付款' },
-      requested: { color: 'blue', text: '已申请' },
-      paid: { color: 'green', text: '已支付' }
+      pending: { color: 'default', text: t('logistics.pendingPayment') },
+      requested: { color: 'blue', text: t('logistics.applied') },
+      paid: { color: 'green', text: t('logistics.paid') }
     }
     const info = statusMap[status] || { color: 'default', text: status }
     return <Tag color={info.color}>{info.text}</Tag>
@@ -366,7 +368,7 @@ const LogisticsCompaniesPage: React.FC = () => {
   
   const columns: ColumnsType<LogisticsCompany> = [
     {
-      title: '公司名称',
+      title: t('logistics.companyName'),
       dataIndex: 'name',
       key: 'name',
       width: 180,
@@ -375,13 +377,13 @@ const LogisticsCompaniesPage: React.FC = () => {
       )
     },
     {
-      title: '联系电话',
+      title: t('logistics.phone'),
       dataIndex: 'phone',
       key: 'phone',
       width: 120
     },
     {
-      title: '报价描述',
+      title: t('logistics.quoteDescription'),
       dataIndex: 'quotation_description',
       key: 'quotation_description',
       width: 200,
@@ -389,14 +391,14 @@ const LogisticsCompaniesPage: React.FC = () => {
       render: (v: string) => v || '-'
     },
     {
-      title: '创建时间',
+      title: t('logistics.createdAt'),
       dataIndex: 'created_at',
       key: 'created_at',
       width: 100,
       render: (v: string) => v ? dayjs(v).format('MM-DD') : '-'
     },
     {
-      title: '操作',
+      title: t('logistics.action'),
       key: 'actions',
       width: 150,
       fixed: 'right',
@@ -404,7 +406,7 @@ const LogisticsCompaniesPage: React.FC = () => {
         <Space size={4}>
           <Button size="small" type="text" icon={<EyeOutlined />} onClick={() => fetchCompanyDetail(record.id)} />
           <Button size="small" type="text" icon={<EditOutlined />} onClick={() => handleEdit(record)} />
-          <Popconfirm title="确定要删除吗？" onConfirm={() => handleDelete(record.id)}>
+          <Popconfirm title={t('logistics.confirmDelete')} onConfirm={() => handleDelete(record.id)}>
             <Button size="small" type="text" danger icon={<DeleteOutlined />} />
           </Popconfirm>
         </Space>
@@ -413,18 +415,18 @@ const LogisticsCompaniesPage: React.FC = () => {
   ]
   
   const contactColumns: ColumnsType<Contact> = [
-    { title: '姓名', dataIndex: 'name', key: 'name', width: 100 },
-    { title: '职位', dataIndex: 'position', key: 'position', width: 80 },
-    { title: '电话', dataIndex: 'phone', key: 'phone', width: 120 },
-    { title: '主联系人', dataIndex: 'is_primary', key: 'is_primary', width: 80, render: (v: boolean | number) => v ? <Tag color="blue">主联系人</Tag> : null },
+    { title: t('logistics.name'), dataIndex: 'name', key: 'name', width: 100 },
+    { title: t('logistics.position'), dataIndex: 'position', key: 'position', width: 80 },
+    { title: t('logistics.phoneLabel'), dataIndex: 'phone', key: 'phone', width: 120 },
+    { title: t('logistics.mainContact'), dataIndex: 'is_primary', key: 'is_primary', width: 80, render: (v: boolean | number) => v ? <Tag color="blue">{t('logistics.mainContact')}</Tag> : null },
     {
-      title: '操作',
+      title: t('logistics.action'),
       key: 'actions',
       width: 100,
       render: (_, record) => (
         <Space size={4}>
           <Button size="small" type="text" icon={<EditOutlined />} onClick={() => handleEditContact(record)} />
-          <Popconfirm title="确定删除？" onConfirm={() => handleDeleteContact(record.id)}>
+          <Popconfirm title={t('logistics.confirmDeleteShort')} onConfirm={() => handleDeleteContact(record.id)}>
             <Button size="small" type="text" danger icon={<DeleteOutlined />} />
           </Popconfirm>
         </Space>
@@ -433,18 +435,18 @@ const LogisticsCompaniesPage: React.FC = () => {
   ]
   
   const paymentColumns: ColumnsType<PaymentInfo> = [
-    { title: '收款户名', dataIndex: 'account_name', key: 'account_name', width: 120 },
-    { title: '银行账号', dataIndex: 'account_number', key: 'account_number', width: 150 },
-    { title: '开户银行', dataIndex: 'bank_name', key: 'bank_name', width: 120 },
-    { title: '默认', dataIndex: 'is_default', key: 'is_default', width: 60, render: (v: boolean | number) => v ? <Tag color="green">默认</Tag> : null },
+    { title: t('logistics.accountName'), dataIndex: 'account_name', key: 'account_name', width: 120 },
+    { title: t('logistics.bankAccount'), dataIndex: 'account_number', key: 'account_number', width: 150 },
+    { title: t('logistics.bankName'), dataIndex: 'bank_name', key: 'bank_name', width: 120 },
+    { title: t('logistics.defaultLabel'), dataIndex: 'is_default', key: 'is_default', width: 60, render: (v: boolean | number) => v ? <Tag color="green">{t('logistics.defaultLabel')}</Tag> : null },
     {
-      title: '操作',
+      title: t('logistics.action'),
       key: 'actions',
       width: 100,
       render: (_, record) => (
         <Space size={4}>
           <Button size="small" type="text" icon={<EditOutlined />} onClick={() => handleEditPayment(record)} />
-          <Popconfirm title="确定删除？" onConfirm={() => handleDeletePayment(record.id)}>
+          <Popconfirm title={t('logistics.confirmDeleteShort')} onConfirm={() => handleDeletePayment(record.id)}>
             <Button size="small" type="text" danger icon={<DeleteOutlined />} />
           </Popconfirm>
         </Space>
@@ -453,92 +455,95 @@ const LogisticsCompaniesPage: React.FC = () => {
   ]
   
   const orderColumns: ColumnsType<OrderRecord> = [
-    { title: '物流单号', dataIndex: 'code', key: 'code', width: 120 },
-    { title: '采购订单', dataIndex: 'order_code', key: 'order_code', width: 120 },
-    { title: '发货日期', dataIndex: 'ship_date', key: 'ship_date', width: 100 },
-    { title: '一次运费', dataIndex: 'primary_freight', key: 'primary_freight', width: 100, align: 'right', render: (v: number, r: OrderRecord) => `${r.primary_freight_currency || 'CNY'} ${v?.toFixed(2) || '0.00'}` },
-    { title: '一次运费状态', dataIndex: 'primary_freight_status', key: 'primary_freight_status', width: 100, render: getFreightStatusTag },
-    { title: '二次运费', dataIndex: 'secondary_freight', key: 'secondary_freight', width: 100, align: 'right', render: (v: number, r: OrderRecord) => `${r.secondary_freight_currency || 'LAK'} ${v?.toFixed(2) || '0.00'}` },
-    { title: '二次运费状态', dataIndex: 'secondary_freight_status', key: 'secondary_freight_status', width: 100, render: getFreightStatusTag },
-    { title: '状态', dataIndex: 'status', key: 'status', width: 80, render: (s: string) => <Tag>{s}</Tag> }
+    { title: t('logistics.trackingNumber'), dataIndex: 'code', key: 'code', width: 120 },
+    { title: t('logistics.purchaseOrder'), dataIndex: 'order_code', key: 'order_code', width: 120 },
+    { title: t('logistics.deliveryDate'), dataIndex: 'ship_date', key: 'ship_date', width: 100 },
+    { title: t('logistics.freight1'), dataIndex: 'primary_freight', key: 'primary_freight', width: 100, align: 'right', render: (v: number, r: OrderRecord) => `${r.primary_freight_currency || 'CNY'} ${v?.toFixed(2) || '0.00'}` },
+    { title: t('logistics.freight1Status'), dataIndex: 'primary_freight_status', key: 'primary_freight_status', width: 100, render: getFreightStatusTag },
+    { title: t('logistics.freight2'), dataIndex: 'secondary_freight', key: 'secondary_freight', width: 100, align: 'right', render: (v: number, r: OrderRecord) => `${r.secondary_freight_currency || 'LAK'} ${v?.toFixed(2) || '0.00'}` },
+    { title: t('logistics.freight2Status'), dataIndex: 'secondary_freight_status', key: 'secondary_freight_status', width: 100, render: getFreightStatusTag },
+    { title: t('logistics.status'), dataIndex: 'status', key: 'status', width: 80, render: (s: string) => <Tag>{s}</Tag> }
   ]
 
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <h2 style={{ marginBottom: 8 }}>物流管理</h2>
-        <p style={{ color: '#888', marginBottom: 0 }}>管理物流合作伙伴（统一合作伙伴界面规范）</p>
+        <h2 style={{ marginBottom: 8 }}>{t('logistics.title')}</h2>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('logistics.description')}</p>
       </div>
 
-      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>新建物流公司</Button>}>
+      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>{t('logistics.newCompany')}</Button>}>
         <Table columns={columns} dataSource={companies} rowKey="id" loading={loading} pagination={{ pageSize: 20 }} size="small" scroll={{ x: 1100 }} />
       </Card>
       
       {/* 编辑/新建弹窗 */}
       <Modal
-        title={editingCompany ? '编辑物流公司' : '新建物流公司'}
+        title={editingCompany ? t('logistics.editCompany') : t('logistics.newCompany')}
         open={modalVisible}
         onOk={handleSave}
         onCancel={() => {
           if (form.isFieldsTouched()) {
             Modal.confirm({
-              title: '确认关闭',
-              content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-              okText: '关闭',
-              cancelText: '继续编辑',
+              title: t('common.closeConfirm'),
+              content: t('common.closeConfirmMsg'),
+              okText: t('common.close'),
+              cancelText: t('common.continueEdit'),
               onOk: () => {
                 saveDraft()
+                form.resetFields();
                 setModalVisible(false)
               },
             })
           } else {
+            form.resetFields();
             setModalVisible(false)
           }
         }}
+        destroyOnClose
         width={700}
         maskClosable={false}
       >
         <Form form={form} layout="vertical" onValuesChange={handleFormChange}>
-          <Form.Item name="name" label="公司名称" rules={[{ required: true }]}>
-            <Input placeholder="请输入公司名称" />
+          <Form.Item name="name" label={t('logistics.companyName')} rules={[{ required: true }]}>
+            <Input placeholder={t('common.inputPlaceholder') + t('logistics.companyName')} />
           </Form.Item>
-          <Form.Item name="address" label="地址">
-            <Input placeholder="请输入地址" />
+          <Form.Item name="address" label={t('logistics.address')}>
+            <Input placeholder={t('logistics.addressPlaceholder')} />
           </Form.Item>
-          <Form.Item name="quotation_description" label="报价描述">
-            <Input.TextArea rows={3} placeholder="请输入报价描述（如：中国-老挝陆运报价、时效等）" />
+          <Form.Item name="quotation_description" label={t('logistics.quoteDescription')}>
+            <Input.TextArea rows={3} placeholder={t('logistics.quotePlaceholder')} />
           </Form.Item>
-          <Form.Item name="remark" label="备注">
-            <Input.TextArea rows={2} placeholder="请输入备注" />
+          <Form.Item name="remark" label={t('logistics.remark')}>
+            <Input.TextArea rows={2} placeholder={t('logistics.remarkPlaceholder')} />
           </Form.Item>
           {!editingCompany && (
             <Form.List name="contacts">
               {(fields, { add, remove }) => (
                 <>
                   <div style={{ marginBottom: 8, display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
-                    <span style={{ fontWeight: 500 }}>联系人</span>
-                    <Button type="dashed" size="small" icon={<PlusOutlined />} onClick={() => add()}>添加联系人</Button>
+                    <span style={{ fontWeight: 500 }}>{t('logistics.contact')}</span>
+                    <Button type="dashed" size="small" icon={<PlusOutlined />} onClick={() => add()}>{t('logistics.addContact')}</Button>
                   </div>
                   {fields.map(({ key, name, ...restField }) => (
                     <Row key={key} gutter={8} style={{ marginBottom: 8 }}>
                       <Col span={6}>
-                        <Form.Item {...restField} name={[name, 'name']} rules={[{ required: true, message: '必填' }]}>
-                          <Input placeholder="姓名" size="small" />
+                        <Form.Item {...restField} name={[name, 'name']} rules={[{ required: true, message: t('common.required') }]}>
+                          <Input placeholder={t('logistics.name')} size="small" />
                         </Form.Item>
                       </Col>
                       <Col span={5}>
                         <Form.Item {...restField} name={[name, 'phone']}>
-                          <Input placeholder="电话" size="small" />
+                          <Input placeholder={t('logistics.phoneLabel')} size="small" />
                         </Form.Item>
                       </Col>
                       <Col span={5}>
                         <Form.Item {...restField} name={[name, 'position']}>
-                          <Input placeholder="职位" size="small" />
+                          <Input placeholder={t('logistics.position')} size="small" />
                         </Form.Item>
                       </Col>
                       <Col span={5}>
                         <Form.Item {...restField} name={[name, 'is_primary']} valuePropName="checked">
-                          <Checkbox>主联系人</Checkbox>
+                          <Checkbox>{t('logistics.mainContact')}</Checkbox>
                         </Form.Item>
                       </Col>
                       <Col span={3}>
@@ -555,7 +560,7 @@ const LogisticsCompaniesPage: React.FC = () => {
       
       {/* 详情弹窗 - 多TAB */}
       <Modal
-        title={`物流公司详情 - ${currentCompany?.name || ''}`}
+        title={t('logistics.detailTitle', { name: currentCompany?.name || '' })}
         open={detailModalVisible}
         onCancel={() => setDetailModalVisible(false)}
         footer={null}
@@ -564,32 +569,32 @@ const LogisticsCompaniesPage: React.FC = () => {
         {currentCompany && (
           <Tabs activeKey={activeDetailTab} onChange={setActiveDetailTab}>
             {/* TAB1: 基本信息 */}
-            <Tabs.TabPane tab={<span><FileTextOutlined /> 基本信息</span>} key="basic">
+            <Tabs.TabPane tab={<span><FileTextOutlined /> {t('logistics.basicInfo')}</span>} key="basic">
               <Descriptions bordered column={2}>
-                <Descriptions.Item label="公司名称">{currentCompany.name}</Descriptions.Item>
-                <Descriptions.Item label="联系电话">{currentCompany.phone || '-'}</Descriptions.Item>
-                <Descriptions.Item label="邮箱">{currentCompany.email || '-'}</Descriptions.Item>
-                <Descriptions.Item label="创建时间">{currentCompany.created_at}</Descriptions.Item>
-                <Descriptions.Item label="地址" span={2}>{currentCompany.address || '-'}</Descriptions.Item>
-                <Descriptions.Item label="报价描述" span={2}>{currentCompany.quotation_description || '-'}</Descriptions.Item>
-                {currentCompany.remark && <Descriptions.Item label="备注" span={2}>{currentCompany.remark}</Descriptions.Item>}
+                <Descriptions.Item label={t('logistics.companyName')}>{currentCompany.name}</Descriptions.Item>
+                <Descriptions.Item label={t('logistics.phone')}>{currentCompany.phone || '-'}</Descriptions.Item>
+                <Descriptions.Item label={t('logistics.email')}>{currentCompany.email || '-'}</Descriptions.Item>
+                <Descriptions.Item label={t('logistics.createdAt')}>{currentCompany.created_at}</Descriptions.Item>
+                <Descriptions.Item label={t('logistics.address')} span={2}>{currentCompany.address || '-'}</Descriptions.Item>
+                <Descriptions.Item label={t('logistics.quoteDescription')} span={2}>{currentCompany.quotation_description || '-'}</Descriptions.Item>
+                {currentCompany.remark && <Descriptions.Item label={t('logistics.remark')} span={2}>{currentCompany.remark}</Descriptions.Item>}
               </Descriptions>
             </Tabs.TabPane>
             
             {/* TAB2: 联系人 */}
-            <Tabs.TabPane tab={<span><PhoneOutlined /> 联系人</span>} key="contacts">
-              <Button type="dashed" icon={<PlusOutlined />} onClick={handleAddContact} style={{ marginBottom: 16 }}>添加联系人</Button>
+            <Tabs.TabPane tab={<span><PhoneOutlined /> {t('logistics.contact')}</span>} key="contacts">
+              <Button type="dashed" icon={<PlusOutlined />} onClick={handleAddContact} style={{ marginBottom: 16 }}>{t('logistics.addContact')}</Button>
               <Table columns={contactColumns} dataSource={currentCompany.contacts || []} rowKey="id" pagination={false} size="small" />
             </Tabs.TabPane>
             
             {/* TAB3: 收款信息 */}
-            <Tabs.TabPane tab={<span><BankOutlined /> 收款信息</span>} key="payment">
-              <Button type="dashed" icon={<PlusOutlined />} onClick={handleAddPayment} style={{ marginBottom: 16 }}>添加收款信息</Button>
+            <Tabs.TabPane tab={<span><BankOutlined /> {t('logistics.paymentTab')}</span>} key="payment">
+              <Button type="dashed" icon={<PlusOutlined />} onClick={handleAddPayment} style={{ marginBottom: 16 }}>{t('logistics.addPaymentInfo')}</Button>
               <Table columns={paymentColumns} dataSource={currentCompany.payment_infos || []} rowKey="id" pagination={false} size="small" />
             </Tabs.TabPane>
             
             {/* TAB4: 业务台账 */}
-            <Tabs.TabPane tab={<span><DollarOutlined /> 业务台账</span>} key="orders">
+            <Tabs.TabPane tab={<span><DollarOutlined /> {t('logistics.ledger')}</span>} key="orders">
               <BusinessLedgerTab
                 partnerType="logistics"
                 summary={currentCompany.ledger?.summary || { item_count: 0, total_primary_freight: 0, total_secondary_freight: 0, total_freight: 0, paid_primary_freight: 0, paid_secondary_freight: 0, paid_amount: 0, unpaid_amount: 0 }}
@@ -602,36 +607,40 @@ const LogisticsCompaniesPage: React.FC = () => {
       
       {/* 联系人编辑弹窗 */}
       <Modal
-        title={editingContact ? '编辑联系人' : '添加联系人'}
+        title={editingContact ? t('logistics.editContact') : t('logistics.addContactTitle')}
         open={contactModalVisible}
         onOk={handleSaveContact}
-        onCancel={() => setContactModalVisible(false)}
+        onCancel={() => {
+          contactForm.resetFields();
+          setContactModalVisible(false);
+        }}
+        destroyOnClose
         width={500}
       >
         <Form form={contactForm} layout="vertical">
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item name="name" label="姓名" rules={[{ required: true }]}>
-                <Input placeholder="请输入姓名" />
+              <Form.Item name="name" label={t('logistics.name')} rules={[{ required: true }]}>
+                <Input placeholder={t('common.inputPlaceholder') + t('logistics.name')} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="position" label="职位">
-                <Input placeholder="请输入职位" />
+              <Form.Item name="position" label={t('logistics.position')}>
+                <Input placeholder={t('common.inputPlaceholder') + t('logistics.position')} />
               </Form.Item>
             </Col>
           </Row>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item name="phone" label="电话">
-                <Input placeholder="请输入电话" />
+              <Form.Item name="phone" label={t('logistics.phoneLabel')}>
+                <Input placeholder={t('common.inputPlaceholder') + t('logistics.phoneLabel')} />
               </Form.Item>
             </Col>
           </Row>
-          <Form.Item name="is_primary" label="主联系人">
-            <Select placeholder="是否为主联系人">
-              <Select.Option value={true}>是</Select.Option>
-              <Select.Option value={false}>否</Select.Option>
+          <Form.Item name="is_primary" label={t('logistics.mainContact')}>
+            <Select placeholder={t('logistics.isMainContact')}>
+              <Select.Option value={true}>{t('common.is')}</Select.Option>
+              <Select.Option value={false}>{t('common.no')}</Select.Option>
             </Select>
           </Form.Item>
         </Form>
@@ -639,35 +648,39 @@ const LogisticsCompaniesPage: React.FC = () => {
       
       {/* 收款信息编辑弹窗 */}
       <Modal
-        title={editingPayment ? '编辑收款信息' : '添加收款信息'}
+        title={editingPayment ? t('logistics.editPaymentInfo') : t('logistics.addPaymentInfoTitle')}
         open={paymentModalVisible}
         onOk={handleSavePayment}
-        onCancel={() => setPaymentModalVisible(false)}
+        onCancel={() => {
+          paymentForm.resetFields();
+          setPaymentModalVisible(false);
+        }}
+        destroyOnClose
         width={500}
       >
         <Form form={paymentForm} layout="vertical">
-          <Form.Item name="account_name" label="收款户名" rules={[{ required: true }]}>
-            <Input placeholder="请输入收款户名" />
+          <Form.Item name="account_name" label={t('logistics.accountName')} rules={[{ required: true }]}>
+            <Input placeholder={t('common.inputPlaceholder') + t('logistics.accountName')} />
           </Form.Item>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item name="account_number" label="银行账号" rules={[{ required: true }]}>
-                <Input placeholder="请输入银行账号" />
+              <Form.Item name="account_number" label={t('logistics.bankAccount')} rules={[{ required: true }]}>
+                <Input placeholder={t('common.inputPlaceholder') + t('logistics.bankAccount')} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="bank_name" label="开户银行" rules={[{ required: true }]}>
-                <Input placeholder="请输入开户银行" />
+              <Form.Item name="bank_name" label={t('logistics.bankName')} rules={[{ required: true }]}>
+                <Input placeholder={t('common.inputPlaceholder') + t('logistics.bankName')} />
               </Form.Item>
             </Col>
           </Row>
-          <Form.Item name="qr_code" label="收款码">
-            <Input placeholder="请输入收款码图片URL" />
+          <Form.Item name="qr_code" label={t('logistics.qrCode')}>
+            <Input placeholder={t('logistics.qrCodeRequired')} />
           </Form.Item>
-          <Form.Item name="is_default" label="默认账户">
-            <Select placeholder="是否为默认账户">
-              <Select.Option value={true}>是</Select.Option>
-              <Select.Option value={false}>否</Select.Option>
+          <Form.Item name="is_default" label={t('logistics.defaultAccount')}>
+            <Select placeholder={t('logistics.isDefaultAccount')}>
+              <Select.Option value={true}>{t('common.is')}</Select.Option>
+              <Select.Option value={false}>{t('common.no')}</Select.Option>
             </Select>
           </Form.Item>
         </Form>

frontend/src/pages/PaymentPlansPage.tsx

@@ -10,6 +10,7 @@ import {
 } from '@ant-design/icons'
 import type { ColumnsType } from 'antd/es/table'
 import dayjs from 'dayjs'
+import { useLanguageStore } from '../store/languageStore'
 
 // ==================== 类型定义 ====================
 interface PaymentPlan {
@@ -37,6 +38,7 @@ interface PurchaseOrder {
 
 // ==================== 组件 ====================
 const PaymentPlansPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   // 状态
   const [paymentPlans, setPaymentPlans] = useState<PaymentPlan[]>([])
   const [loading, setLoading] = useState(false)
@@ -63,11 +65,11 @@ const PaymentPlansPage: React.FC = () => {
       if (data.success) {
         setPaymentPlans(data.data)
       } else {
-        message.error('获取付款计划列表失败')
+        message.error(t('paymentPlan.getListFailed'))
       }
     } catch (error) {
       console.error('获取付款计划列表失败:', error)
-      message.error('获取付款计划列表失败')
+      message.error(t('paymentPlan.getListFailed'))
     } finally {
       setLoading(false)
     }
@@ -93,11 +95,11 @@ const PaymentPlansPage: React.FC = () => {
         setViewingPlan(data.data)
         setDetailModalVisible(true)
       } else {
-        message.error('获取付款计划详情失败')
+        message.error(t('paymentPlan.getDetailFailed'))
       }
     } catch (error) {
       console.error('获取付款计划详情失败:', error)
-      message.error('获取付款计划详情失败')
+      message.error(t('paymentPlan.getDetailFailed'))
     }
   }
   
@@ -119,7 +121,7 @@ const PaymentPlansPage: React.FC = () => {
       currency: 'CNY',
       payment_type: 'partial',
       status: 'pending',
-      created_by: '系统管理员'
+      created_by: t('common.systemAdmin')
     })
     setModalVisible(true)
   }
@@ -150,15 +152,15 @@ const PaymentPlansPage: React.FC = () => {
             payment_type: fullRecord.payment_type || 'partial',
             status: fullRecord.status || 'pending',
             description: fullRecord.description,
-            created_by: fullRecord.created_by || '系统管理员'
+            created_by: fullRecord.created_by || t('common.systemAdmin')
           });
         }, 100);
       } else {
-        message.error('获取付款计划详情失败')
+        message.error(t('paymentPlan.getDetailFailed'))
       }
     } catch (error) {
       console.error('获取付款计划详情失败:', error)
-      message.error('获取付款计划详情失败')
+      message.error(t('paymentPlan.getDetailFailed'))
     }
   }
   
@@ -191,15 +193,15 @@ const PaymentPlansPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success(editingPlan ? '保存成功' : '创建成功')
+        message.success(editingPlan ? t('common.saveSuccess') : t('common.createSuccess'))
         setModalVisible(false)
         fetchPaymentPlans()
       } else {
-        message.error(editingPlan ? '保存失败' : '创建失败')
+        message.error(editingPlan ? t('common.saveFailed') : t('common.operationFailed'))
       }
     } catch (error) {
       console.error('保存失败:', error)
-      message.error('保存失败')
+      message.error(t('common.saveFailed'))
     }
   }
   
@@ -207,10 +209,10 @@ const PaymentPlansPage: React.FC = () => {
   
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      pending: { color: 'blue', text: '待处理' },
-      approved: { color: 'green', text: '已审批' },
-      executed: { color: 'purple', text: '已执行' },
-      cancelled: { color: 'red', text: '已取消' }
+      pending: { color: 'blue', text: t('paymentPlan.pending') },
+      approved: { color: 'green', text: t('paymentPlan.approved') },
+      executed: { color: 'purple', text: t('paymentPlan.executed') },
+      cancelled: { color: 'red', text: t('paymentPlan.cancelled') }
     }
     const info = statusMap[status] || { color: 'default', text: status }
     return <Tag color={info.color}>{info.text}</Tag>
@@ -218,8 +220,8 @@ const PaymentPlansPage: React.FC = () => {
   
   const getPaymentTypeTag = (type: string) => {
     const typeMap: Record<string, { color: string; text: string }> = {
-      partial: { color: 'blue', text: '部分付款' },
-      full: { color: 'green', text: '全额付款' }
+      partial: { color: 'blue', text: t('paymentPlan.partialPayment') },
+      full: { color: 'green', text: t('paymentPlan.fullPayment') }
     }
     const info = typeMap[type] || { color: 'default', text: type }
     return <Tag color={info.color}>{info.text}</Tag>
@@ -227,14 +229,14 @@ const PaymentPlansPage: React.FC = () => {
   
   const columns: ColumnsType<PaymentPlan> = [
     {
-      title: '计划编号',
+      title: t('paymentPlan.planCode'),
       dataIndex: 'code',
       key: 'code',
       width: 150,
       ellipsis: true
     },
     {
-      title: '采购订单',
+      title: t('paymentPlan.purchaseOrder'),
       dataIndex: 'purchase_order_id',
       key: 'purchase_order_id',
       width: 140,
@@ -244,14 +246,14 @@ const PaymentPlansPage: React.FC = () => {
       }
     },
     {
-      title: '付款日期',
+      title: t('paymentPlan.paymentDate'),
       dataIndex: 'payment_date',
       key: 'payment_date',
       width: 110,
       render: (date) => dayjs(date).format('MM-DD')
     },
     {
-      title: '金额',
+      title: t('paymentPlan.amount'),
       dataIndex: 'amount',
       key: 'amount',
       width: 120,
@@ -263,7 +265,7 @@ const PaymentPlansPage: React.FC = () => {
       )
     },
     {
-      title: '付款类型',
+      title: t('paymentPlan.paymentType'),
       dataIndex: 'payment_type',
       key: 'payment_type',
       width: 100,
@@ -271,7 +273,7 @@ const PaymentPlansPage: React.FC = () => {
       render: getPaymentTypeTag
     },
     {
-      title: '状态',
+      title: t('paymentPlan.status'),
       dataIndex: 'status',
       key: 'status',
       width: 90,
@@ -279,13 +281,13 @@ const PaymentPlansPage: React.FC = () => {
       render: getStatusTag
     },
     {
-      title: '创建人',
+      title: t('paymentPlan.creator'),
       dataIndex: 'created_by',
       key: 'created_by',
       width: 100
     },
     {
-      title: '操作',
+      title: t('paymentPlan.action'),
       key: 'actions',
       width: 150,
       fixed: 'right',
@@ -297,7 +299,7 @@ const PaymentPlansPage: React.FC = () => {
             icon={<EyeOutlined />}
             onClick={() => fetchPlanDetail(record.id)}
           >
-            详情
+            {t('common.detail')}
           </Button>
           <Button
             size="small"
@@ -305,7 +307,7 @@ const PaymentPlansPage: React.FC = () => {
             icon={<EditOutlined />}
             onClick={() => handleEdit(record)}
           >
-            编辑
+            {t('common.edit')}
           </Button>
         </Space>
       )
@@ -315,11 +317,11 @@ const PaymentPlansPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <h2 style={{ marginBottom: 8 }}>付款计划</h2>
-        <p style={{ color: '#888', marginBottom: 0 }}>管理采购订单的付款计划</p>
+        <h2 style={{ marginBottom: 8 }}>{t('paymentPlan.title')}</h2>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('paymentPlan.description')}</p>
       </div>
 
-      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>新建付款计划</Button>}>
+      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>{t('paymentPlan.newPlan')}</Button>}>
         <Table
           columns={columns}
           dataSource={paymentPlans}
@@ -333,19 +335,22 @@ const PaymentPlansPage: React.FC = () => {
       
       {/* 编辑/新建弹窗 */}
       <Modal
-        title={editingPlan ? '编辑付款计划' : '新建付款计划'}
+        title={editingPlan ? t('paymentPlan.editPlan') : t('paymentPlan.newPlan')}
         open={modalVisible}
         onCancel={() => {
-          setModalVisible(false)
-          setEditingPlan(null)
+          form.resetFields();
+          setModalVisible(false);
+          setEditingPlan(null);
         }}
         footer={[
           <Button key="cancel" onClick={() => {
-            setModalVisible(false)
-            setEditingPlan(null)
-          }}>取消</Button>,
-          <Button key="save" type="primary" onClick={handleSave}>保存</Button>
+            form.resetFields();
+            setModalVisible(false);
+            setEditingPlan(null);
+          }}>{t('common.cancel')}</Button>,
+          <Button key="save" type="primary" onClick={handleSave}>{t('common.save')}</Button>
         ]}
+        destroyOnClose
         width={600}
       >
         <Form form={form} layout="vertical">
@@ -353,10 +358,10 @@ const PaymentPlansPage: React.FC = () => {
             <Col span={24}>
               <Form.Item
                 name="purchase_order_id"
-                label="关联采购订单"
-                rules={[{ required: true, message: '请选择采购订单' }]}
+                label={t('paymentPlan.purchaseOrder')}
+                rules={[{ required: true, message: t('paymentPlan.selectOrder') }]}
               >
-                <Select placeholder="请选择采购订单" allowClear>
+                <Select placeholder={t('paymentPlan.selectOrder')} allowClear>
                   {purchaseOrders.map(order => (
                     <Select.Option key={order.id} value={order.id}>
                       {order.code} - {order.supplier_name} ({order.currency} {order.total_amount})
@@ -371,8 +376,8 @@ const PaymentPlansPage: React.FC = () => {
             <Col span={12}>
               <Form.Item
                 name="payment_date"
-                label="付款日期"
-                rules={[{ required: true, message: '请选择付款日期' }]}
+                label={t('paymentPlan.paymentDate')}
+                rules={[{ required: true, message: t('paymentPlan.selectDate') }]}
               >
                 <DatePicker style={{ width: '100%' }} />
               </Form.Item>
@@ -380,10 +385,10 @@ const PaymentPlansPage: React.FC = () => {
             <Col span={12}>
               <Form.Item
                 name="amount"
-                label="付款金额"
-                rules={[{ required: true, message: '请输入付款金额' }]}
+                label={t('paymentPlan.amount')}
+                rules={[{ required: true, message: t('paymentPlan.inputAmount') }]}
               >
-                <InputNumber min={0} precision={2} style={{ width: '100%' }} placeholder="付款金额" />
+                <InputNumber min={0} precision={2} style={{ width: '100%' }} placeholder={t('paymentPlan.amountPlaceholder')} />
               </Form.Item>
             </Col>
           </Row>
@@ -392,26 +397,26 @@ const PaymentPlansPage: React.FC = () => {
             <Col span={12}>
               <Form.Item
                 name="currency"
-                label="币种"
-                rules={[{ required: true, message: '请选择币种' }]}
+                label={t('common.currency')}
+                rules={[{ required: true, message: t('paymentPlan.selectCurrency') }]}
               >
-                <Select placeholder="请选择币种">
-                  <Select.Option value="CNY">人民币</Select.Option>
-                  <Select.Option value="USD">美元</Select.Option>
-                  <Select.Option value="LAK">老挝基普</Select.Option>
-                  <Select.Option value="THB">泰铢</Select.Option>
+                <Select placeholder={t('paymentPlan.selectCurrency')}>
+                  <Select.Option value="CNY">{t('paymentPlan.currencyCNY')}</Select.Option>
+                  <Select.Option value="USD">{t('paymentPlan.currencyUSD')}</Select.Option>
+                  <Select.Option value="LAK">{t('paymentPlan.currencyLAK')}</Select.Option>
+                  <Select.Option value="THB">{t('paymentPlan.currencyTHB')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
             <Col span={12}>
               <Form.Item
                 name="payment_type"
-                label="付款类型"
-                rules={[{ required: true, message: '请选择付款类型' }]}
+                label={t('paymentPlan.paymentType')}
+                rules={[{ required: true, message: t('paymentPlan.selectType') }]}
               >
-                <Select placeholder="请选择付款类型">
-                  <Select.Option value="partial">部分付款</Select.Option>
-                  <Select.Option value="full">全额付款</Select.Option>
+                <Select placeholder={t('paymentPlan.selectType')}>
+                  <Select.Option value="partial">{t('paymentPlan.partialPayment')}</Select.Option>
+                  <Select.Option value="full">{t('paymentPlan.fullPayment')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
@@ -421,40 +426,40 @@ const PaymentPlansPage: React.FC = () => {
             <Col span={12}>
               <Form.Item
                 name="status"
-                label="状态"
-                rules={[{ required: true, message: '请选择状态' }]}
+                label={t('paymentPlan.status')}
+                rules={[{ required: true, message: t('paymentPlan.selectStatus') }]}
               >
-                <Select placeholder="请选择状态">
-                  <Select.Option value="pending">待处理</Select.Option>
-                  <Select.Option value="approved">已审批</Select.Option>
-                  <Select.Option value="executed">已执行</Select.Option>
-                  <Select.Option value="cancelled">已取消</Select.Option>
+                <Select placeholder={t('paymentPlan.selectStatus')}>
+                  <Select.Option value="pending">{t('paymentPlan.pending')}</Select.Option>
+                  <Select.Option value="approved">{t('paymentPlan.approved')}</Select.Option>
+                  <Select.Option value="executed">{t('paymentPlan.executed')}</Select.Option>
+                  <Select.Option value="cancelled">{t('paymentPlan.cancelled')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
             <Col span={12}>
               <Form.Item
                 name="created_by"
-                label="创建人"
-                rules={[{ required: true, message: '请输入创建人' }]}
+                label={t('paymentPlan.creator')}
+                rules={[{ required: true, message: t('paymentPlan.inputCreator') }]}
               >
-                <Input placeholder="请输入创建人" />
+                <Input placeholder={t('paymentPlan.inputCreator')} />
               </Form.Item>
             </Col>
           </Row>
           
           <Form.Item
             name="description"
-            label="描述"
+            label={t('common.remark')}
           >
-            <Input.TextArea rows={3} placeholder="请输入付款计划描述" />
+            <Input.TextArea rows={3} placeholder={t('paymentPlan.descPlaceholder')} />
           </Form.Item>
         </Form>
       </Modal>
       
       {/* 详情弹窗 */}
       <Modal
-        title="付款计划详情"
+        title={t('paymentPlan.detailTitle')}
         open={detailModalVisible}
         onCancel={() => setDetailModalVisible(false)}
         footer={null}
@@ -463,20 +468,20 @@ const PaymentPlansPage: React.FC = () => {
         {viewingPlan && (
           <>
             <Descriptions bordered column={2} size="small">
-              <Descriptions.Item label="计划编号">{viewingPlan.code}</Descriptions.Item>
-              <Descriptions.Item label="状态">{getStatusTag(viewingPlan.status)}</Descriptions.Item>
-              <Descriptions.Item label="采购订单">
+              <Descriptions.Item label={t('paymentPlan.detailCode')}>{viewingPlan.code}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentPlan.status')}>{getStatusTag(viewingPlan.status)}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentPlan.purchaseOrder')}>
                 {(() => {
                   const order = purchaseOrders.find(o => o.id == viewingPlan.purchase_order_id)
                   return order ? order.code : viewingPlan.purchase_order_id
                 })()}
               </Descriptions.Item>
-              <Descriptions.Item label="付款类型">{getPaymentTypeTag(viewingPlan.payment_type)}</Descriptions.Item>
-              <Descriptions.Item label="付款日期">{viewingPlan.payment_date}</Descriptions.Item>
-              <Descriptions.Item label="币种">{viewingPlan.currency}</Descriptions.Item>
-              <Descriptions.Item label="金额" span={2}>{viewingPlan.amount.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}</Descriptions.Item>
-              <Descriptions.Item label="描述" span={2}>{viewingPlan.description || '-'}</Descriptions.Item>
-              <Descriptions.Item label="创建人" span={2}>{viewingPlan.created_by}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentPlan.paymentType')}>{getPaymentTypeTag(viewingPlan.payment_type)}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentPlan.paymentDate')}>{viewingPlan.payment_date}</Descriptions.Item>
+              <Descriptions.Item label={t('common.currency')}>{viewingPlan.currency}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentPlan.amount')} span={2}>{viewingPlan.amount.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}</Descriptions.Item>
+              <Descriptions.Item label={t('common.remark')} span={2}>{viewingPlan.description || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentPlan.creator')} span={2}>{viewingPlan.created_by}</Descriptions.Item>
             </Descriptions>
           </>
         )}

frontend/src/pages/PaymentRequestsPage.tsx

@@ -5,6 +5,7 @@ import dayjs from 'dayjs';
 import { useAuthStore } from '../store/authStore';
 import FileUpload from '../components/FileUpload';
 import useFormDraft from '../hooks/useFormDraft';
+import { useLanguageStore } from '../store/languageStore';
 
 const { Option } = Select;
 const { TextArea } = Input;
@@ -59,6 +60,7 @@ interface PayeeEntity {
 }
 
 const PaymentRequestsPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const { user } = useAuthStore();
   const [requests, setRequests] = useState<any[]>([]);
   const [completedRequests, setCompletedRequests] = useState<any[]>([]);
@@ -116,7 +118,7 @@ const PaymentRequestsPage: React.FC = () => {
       }
     } catch (error) {
       console.error('获取付款申请列表失败:', error);
-      message.error('获取付款申请列表失败');
+      message.error(t('paymentRequest.getListFailed'));
     } finally {
       setLoading(false);
     }
@@ -217,19 +219,21 @@ const PaymentRequestsPage: React.FC = () => {
     form.setFieldsValue({
       application_date: dayjs(),
       currency: 'CNY',
-      applicant: user?.name || user?.username || '当前用户',
+      applicant: user?.name || user?.username || t('common.currentUser'),
       attachments: [],
       payee_type: 'other',
       expense_type: 'company'
     });
+    setWatchedAmount(null);
+    setWatchedCurrency('CNY');
     setModalVisible(true);
     setTimeout(() => {
       if (hasDraft()) {
         Modal.confirm({
-          title: '发现未完成的草稿',
-          content: '检测到上次未提交的付款申请，是否恢复？',
-          okText: '恢复草稿',
-          cancelText: '重新填写',
+          title: t('common.draftFound'),
+          content: t('common.draftRestore'),
+          okText: t('common.restoreDraft'),
+          cancelText: t('common.reFill'),
           onOk: () => {
             restoreDraft();
           },
@@ -239,7 +243,7 @@ const PaymentRequestsPage: React.FC = () => {
             form.setFieldsValue({
               application_date: dayjs(),
               currency: 'CNY',
-              applicant: user?.name || user?.username || '当前用户',
+              applicant: user?.name || user?.username || t('common.currentUser'),
               attachments: [],
               payee_type: 'other',
               expense_type: 'company'
@@ -257,6 +261,8 @@ const PaymentRequestsPage: React.FC = () => {
       application_date: record.application_date ? dayjs(record.application_date) : (record.payment_date ? dayjs(record.payment_date) : null),
       attachments: record.attachments || []
     });
+    setWatchedAmount(record.amount || null);
+    setWatchedCurrency(record.currency || 'CNY');
     setModalVisible(true);
   };
 
@@ -267,15 +273,15 @@ const PaymentRequestsPage: React.FC = () => {
 
   const handleDelete = async (id: number) => {
     Modal.confirm({
-      title: '确认删除',
-      content: '确定要删除这条付款申请吗？',
+      title: t('common.deleteConfirm'),
+      content: t('paymentRequest.deleteConfirmMsg') || t('common.confirmDeleteMsg'),
       onOk: async () => {
         try {
           await fetch('/api/payment-requests/' + id, { method: 'DELETE' });
-          message.success('删除成功');
+          message.success(t('paymentRequest.deleteSuccess'));
           fetchRequests();
         } catch (error) {
-          message.error('删除失败');
+          message.error(t('paymentRequest.deleteFailed'));
         }
       }
     });
@@ -283,15 +289,15 @@ const PaymentRequestsPage: React.FC = () => {
 
   const handleWithdraw = async (id: number) => {
     Modal.confirm({
-      title: '确认撤回',
-      content: '撤回后可重新编辑提交，确认撤回吗？',
+      title: t('paymentRequest.withdrawConfirm'),
+      content: t('paymentRequest.withdrawConfirmMsg'),
       onOk: async () => {
         try {
           await fetch('/api/payment-requests/' + id + '/withdraw', { method: 'POST' });
-          message.success('已撤回，可重新编辑');
+          message.success(t('paymentRequest.withdrawSuccess'));
           fetchRequests();
         } catch (error) {
-          message.error('撤回失败');
+          message.error(t('paymentRequest.withdrawFailed'));
         }
       }
     });
@@ -342,32 +348,56 @@ const PaymentRequestsPage: React.FC = () => {
       });
       const result = await res.json();
       if (result.success) {
-        message.success(editingId ? '更新成功' : '创建成功');
+        message.success(editingId ? t('common.updateSuccess') : t('common.createSuccess'));
         clearDraft();
         setModalVisible(false);
         fetchRequests();
       } else {
-        message.error(result.error || '操作失败');
+        message.error(result.error || t('common.operationFailed'));
       }
     } catch (error) {
-      message.error('操作失败');
+      message.error(t('common.operationFailed'));
     }
   };
 
   const convertToCNY = (amount: number, curr: string): number => {
     if (curr === "CNY") return amount;
+    // 先尝试 XXX_CNY 格式
     const rateKey = curr + "_CNY";
-    const rate = exchangeRates[rateKey] || 1;
-    return amount * rate;
+    if (exchangeRates[rateKey]) {
+      return amount * exchangeRates[rateKey];
+    }
+    // 尝试 CNY_XXX 格式的倒数
+    const reverseKey = "CNY_" + curr;
+    if (exchangeRates[reverseKey]) {
+      return amount / exchangeRates[reverseKey];
+    }
+    // 尝试通过 USD 中转: XXX -> USD -> CNY
+    const xxxUsdKey = curr + "_USD";
+    const usdCnyKey = "USD_CNY";
+    const cnyUsdKey = "CNY_USD";
+    if (exchangeRates[xxxUsdKey]) {
+      const usdAmount = amount * exchangeRates[xxxUsdKey];
+      if (exchangeRates[usdCnyKey]) return usdAmount * exchangeRates[usdCnyKey];
+      if (exchangeRates[cnyUsdKey]) return usdAmount / exchangeRates[cnyUsdKey];
+    }
+    // 通过 LAK 中转
+    const xxxLakKey = curr + "_LAK";
+    const cnyLakKey = "CNY_LAK";
+    if (exchangeRates[xxxLakKey] && exchangeRates[cnyLakKey]) {
+      const lakAmount = amount * exchangeRates[xxxLakKey];
+      return lakAmount / exchangeRates[cnyLakKey];
+    }
+    return amount;
   };
 
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      pending: { color: 'processing', text: '待审批' },
-      approved: { color: 'success', text: '已批准' },
-      rejected: { color: 'error', text: '已退回' },
-      withdrawn: { color: 'default', text: '已撤回' },
-      paid: { color: 'blue', text: '已付款' },
+      pending: { color: 'processing', text: t('paymentRequest.pendingApproval') },
+      approved: { color: 'success', text: t('paymentRequest.approved') },
+      rejected: { color: 'error', text: t('paymentRequest.rejected') },
+      withdrawn: { color: 'default', text: t('paymentRequest.withdrawn') },
+      paid: { color: 'blue', text: t('paymentRequest.paid') },
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
@@ -393,48 +423,48 @@ const PaymentRequestsPage: React.FC = () => {
   };
 
   const columns = [
-    { title: '事由', dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleView(r)}>{v}</a> },
-    { title: '申请人', dataIndex: 'applicant', key: 'applicant', width: 80 },
-    { title: '收款单位', dataIndex: 'payee', key: 'payee', width: 150, ellipsis: true },
-    { title: '金额', dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => (
+    { title: t('paymentRequest.subject'), dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleView(r)}>{v}</a> },
+    { title: t('paymentRequest.applicant'), dataIndex: 'applicant', key: 'applicant', width: 80 },
+    { title: t('paymentRequest.payee'), dataIndex: 'payee', key: 'payee', width: 150, ellipsis: true },
+    { title: t('paymentRequest.amount'), dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => (
         <>
           <div>{formatAmount(v, r.currency)}</div>
           {r.currency !== 'CNY' && r.amount_cny && <div style={{ color: '#999', fontSize: 12 }}>≈ ¥{r.amount_cny.toLocaleString('zh-CN', {minimumFractionDigits: 2})}</div>}
         </>
       ) },
-    { title: '申请日期', dataIndex: 'application_date', key: 'application_date', width: 100, render: (v: string, r: any) => v || r.payment_date },
-    { title: '状态', dataIndex: 'status', key: 'status', width: 100, render: (status: string) => getStatusTag(status) },
-    { title: '编号', dataIndex: 'request_code', key: 'request_code', width: 120 },
+    { title: t('paymentRequest.applicationDate'), dataIndex: 'application_date', key: 'application_date', width: 100, render: (v: string, r: any) => v || r.payment_date },
+    { title: t('paymentRequest.status'), dataIndex: 'status', key: 'status', width: 100, render: (status: string) => getStatusTag(status) },
+    { title: t('paymentRequest.code'), dataIndex: 'request_code', key: 'request_code', width: 120 },
     {
-      title: '操作', key: 'action', width: 250,
+      title: t('paymentRequest.action'), key: 'action', width: 250,
       render: (_: any, record: any) => (
         <Space wrap>
-          <Button size="small" icon={<EyeOutlined />} onClick={() => handleView(record)}>详情</Button>
+          <Button size="small" icon={<EyeOutlined />} onClick={() => handleView(record)}>{t('common.detail')}</Button>
           {record.status === 'pending' && (
             <>
-              <Button size="small" icon={<EditOutlined />} onClick={() => handleEdit(record)}>编辑</Button>
-              <Button size="small" icon={<UndoOutlined />} onClick={() => handleWithdraw(record.id)}>撤回</Button>
+              <Button size="small" icon={<EditOutlined />} onClick={() => handleEdit(record)}>{t('paymentRequest.edit')}</Button>
+              <Button size="small" icon={<UndoOutlined />} onClick={() => handleWithdraw(record.id)}>{t('paymentRequest.withdraw')}</Button>
             </>
           )}
           {(record.status === 'rejected' || record.status === 'withdrawn') && (
-            <Button size="small" type="primary" icon={<EditOutlined />} onClick={() => handleEdit(record)}>编辑重提</Button>
+            <Button size="small" type="primary" icon={<EditOutlined />} onClick={() => handleEdit(record)}>{t('paymentRequest.reEdit')}</Button>
           )}
-          <Button size="small" danger icon={<DeleteOutlined />} onClick={() => handleDelete(record.id)}>删除</Button>
+          <Button size="small" danger icon={<DeleteOutlined />} onClick={() => handleDelete(record.id)}>{t('paymentRequest.delete')}</Button>
         </Space>
       )
     }
   ];
 
-  // 监听表单值变化
+  // 监听表单值变化 - 使用 useState + onValuesChange 替代 Form.useWatch 以确保稳定触发
+  const [watchedAmount, setWatchedAmount] = useState<number | null>(null);
+  const [watchedCurrency, setWatchedCurrency] = useState<string>('CNY');
   const payeeType = Form.useWatch('payee_type', form);
   const payeeSelect = Form.useWatch('payee_select', form);
   const expenseType = Form.useWatch('expense_type', form);
-  const amount = Form.useWatch('amount', form);
-  const currency = Form.useWatch('currency', form);
 
   const amountCNY = React.useMemo(() => {
-    return amount && currency ? convertToCNY(amount, currency) : 0;
-  }, [amount, currency, exchangeRates]);
+    return watchedAmount && watchedCurrency ? convertToCNY(watchedAmount, watchedCurrency) : 0;
+  }, [watchedAmount, watchedCurrency, exchangeRates]);
 
   // 当选择收款单位时，自动填充收款信息
   useEffect(() => {
@@ -454,45 +484,47 @@ const PaymentRequestsPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <h2 style={{ marginBottom: 8 }}>付款申请</h2>
-        <p style={{ color: '#888', marginBottom: 0 }}>管理对外付款申请</p>
+        <h2 style={{ marginBottom: 8 }}>{t('paymentRequest.title')}</h2>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('paymentRequest.description')}</p>
       </div>
 
-      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>新建付款申请</Button>}>
+      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>{t('paymentRequest.newRequest')}</Button>}>
         <Tabs activeKey={activeTab} onChange={setActiveTab}>
-          <Tabs.TabPane tab="活跃申请" key="active">
+          <Tabs.TabPane tab={t('paymentRequest.activeApplications')} key="active">
             <Table dataSource={requests} columns={columns} rowKey="id" loading={loading} pagination={{ pageSize: 20 }} size="middle" scroll={{ x: 1200 }} />
           </Tabs.TabPane>
-          <Tabs.TabPane tab="已完结" key="completed">
+          <Tabs.TabPane tab={t('paymentRequest.completed')} key="completed">
             <Table dataSource={completedRequests} columns={columns} rowKey="id" loading={loading} pagination={{ pageSize: 20 }} size="middle" scroll={{ x: 1200 }} />
           </Tabs.TabPane>
         </Tabs>
       </Card>
 
-      <Modal title={editingId ? '编辑付款申请' : '新建付款申请'} open={modalVisible} onOk={handleSubmit} onCancel={() => {
+      <Modal title={editingId ? t('paymentRequest.editPayment') : t('paymentRequest.newPayment')} open={modalVisible} onOk={handleSubmit} onCancel={() => {
         if (form.isFieldsTouched()) {
           Modal.confirm({
-            title: '确认关闭',
-            content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-            okText: '关闭',
-            cancelText: '继续编辑',
+            title: t('common.closeConfirm'),
+            content: t('common.closeConfirmMsg'),
+            okText: t('common.close'),
+            cancelText: t('common.continueEdit'),
             onOk: () => {
               saveDraft();
+              form.resetFields();
               setModalVisible(false);
             },
           });
         } else {
+          form.resetFields();
           setModalVisible(false);
         }
-      }} maskClosable={false} width={900}>
+      }} maskClosable={false} width={900} destroyOnClose>
         <Form form={form} layout="vertical" onValuesChange={handleFormChange}>
-          <Form.Item name="applicant" label="申请人">
+          <Form.Item name="applicant" label={t('paymentRequest.applicant')}>
             <Input disabled style={{ color: 'rgba(0,0,0,0.85)', backgroundColor: '#f5f5f5' }} />
           </Form.Item>
 
           {/* 第2项：支出类型和支出分类 */}
-          <Form.Item name="expense_type" label="支出类型" rules={[{ required: true }]}>
-            <Select placeholder="选择支出类型">
+          <Form.Item name="expense_type" label={t('paymentRequest.expenseType')} rules={[{ required: true }]}>
+            <Select placeholder={t('paymentRequest.selectExpenseType')}>
               {EXPENSE_TYPES.map(type => (
                 <Option key={type.value} value={type.value}>{type.label}</Option>
               ))}
@@ -501,8 +533,8 @@ const PaymentRequestsPage: React.FC = () => {
 
           {/* 项目支出 - 选择项目 */}
           {expenseType === 'project' && (
-            <Form.Item name="project_id" label="关联项目" rules={[{ required: true }]}>
-              <Select placeholder="选择项目" showSearch optionFilterProp="children">
+            <Form.Item name="project_id" label={t('paymentRequest.relatedProject')} rules={[{ required: true }]}>
+              <Select placeholder={t('paymentRequest.selectProject')} showSearch optionFilterProp="children">
                 {projects.map(proj => (
                   <Option key={proj.id} value={proj.id}>{proj.name}</Option>
                 ))}
@@ -511,8 +543,8 @@ const PaymentRequestsPage: React.FC = () => {
           )}
 
           {/* 支出分类 */}
-          <Form.Item name="expense_category" label="支出分类" rules={[{ required: true }]}>
-            <Select placeholder="选择支出分类">
+          <Form.Item name="expense_category" label={t('paymentRequest.expenseCategory')} rules={[{ required: true }]}>
+            <Select placeholder={t('paymentRequest.selectCategory')}>
               {(expenseType === 'project' ? PROJECT_EXPENSE_CATEGORIES : COMPANY_EXPENSE_CATEGORIES).map(cat => (
                 <Option key={cat.value} value={cat.value}>{cat.label}</Option>
               ))}
@@ -520,13 +552,13 @@ const PaymentRequestsPage: React.FC = () => {
           </Form.Item>
 
           {/* 申请日期（原付款日期，不显示） */}
-          <Form.Item name="application_date" label="申请日期" rules={[{ required: true }]} style={{ display: 'none' }}>
+          <Form.Item name="application_date" label={t('paymentRequest.applicationDate')} rules={[{ required: true }]} style={{ display: 'none' }}>
             <DatePicker style={{ width: '100%' }} />
           </Form.Item>
 
           {/* 收款单位 - 二级选择 */}
-          <Form.Item name="payee_type" label="收款单位类型" rules={[{ required: true }]}>
-            <Select placeholder="选择收款单位类型">
+          <Form.Item name="payee_type" label={t('paymentRequest.payeeType')} rules={[{ required: true }]}>
+            <Select placeholder={t('paymentRequest.selectPayeeType')}>
               {PAYEE_TYPES.map(type => (
                 <Option key={type.value} value={type.value}>{type.label}</Option>
               ))}
@@ -534,8 +566,8 @@ const PaymentRequestsPage: React.FC = () => {
           </Form.Item>
 
           {payeeType === 'subcontractor' && (
-            <Form.Item name="payee_select" label="选择分包商" rules={[{ required: true }]}>
-              <Select placeholder="选择分包商" showSearch optionFilterProp="children">
+            <Form.Item name="payee_select" label={t('paymentRequest.selectSubcontractor')} rules={[{ required: true }]}>
+              <Select placeholder={t('paymentRequest.selectSubcontractor')} showSearch optionFilterProp="children">
                 {subcontractors.map(sub => (
                   <Option key={sub.id} value={sub.id}>{sub.name}</Option>
                 ))}
@@ -544,8 +576,8 @@ const PaymentRequestsPage: React.FC = () => {
           )}
 
           {payeeType === 'supplier' && (
-            <Form.Item name="payee_select" label="选择供应商" rules={[{ required: true }]}>
-              <Select placeholder="选择供应商" showSearch optionFilterProp="children">
+            <Form.Item name="payee_select" label={t('paymentRequest.selectSupplier')} rules={[{ required: true }]}>
+              <Select placeholder={t('paymentRequest.selectSupplier')} showSearch optionFilterProp="children">
                 {suppliers.map(sup => (
                   <Option key={sup.id} value={sup.id}>{sup.name}</Option>
                 ))}
@@ -554,8 +586,8 @@ const PaymentRequestsPage: React.FC = () => {
           )}
 
           {payeeType === 'customer' && (
-            <Form.Item name="payee_select" label="选择客户" rules={[{ required: true }]}>
-              <Select placeholder="选择客户" showSearch optionFilterProp="children">
+            <Form.Item name="payee_select" label={t('paymentRequest.selectCustomer')} rules={[{ required: true }]}>
+              <Select placeholder={t('paymentRequest.selectCustomer')} showSearch optionFilterProp="children">
                 {customers.map(cust => (
                   <Option key={cust.id} value={cust.id}>{cust.name}</Option>
                 ))}
@@ -564,102 +596,102 @@ const PaymentRequestsPage: React.FC = () => {
           )}
 
           {payeeType === 'other' && (
-            <Form.Item name="payee_input" label="收款单位" rules={[{ required: true }]}>
-              <Input placeholder="手动输入收款单位名称" />
+            <Form.Item name="payee_input" label={t('paymentRequest.payee')} rules={[{ required: true }]}>
+              <Input placeholder={t('paymentRequest.payeeNamePlaceholder')} />
             </Form.Item>
           )}
 
           {/* 收款户名 - 新增字段 */}
-          <Form.Item name="account_name" label="收款户名">
-            <Input placeholder="收款户名（选择分包商/供应商/客户时自动填充）" readOnly={['subcontractor', 'supplier', 'customer'].includes(payeeType)} />
+          <Form.Item name="account_name" label={t('paymentRequest.accountName')}>
+            <Input placeholder={t('paymentRequest.accountNamePlaceholder')} readOnly={['subcontractor', 'supplier', 'customer'].includes(payeeType)} />
           </Form.Item>
 
-          <Form.Item name="bank_account" label="银行账号">
-            <Input placeholder="收款银行账号（选择分包商/供应商/客户时自动填充）" readOnly={['subcontractor', 'supplier', 'customer'].includes(payeeType)} />
+          <Form.Item name="bank_account" label={t('paymentRequest.bankAccount')}>
+            <Input placeholder={t('paymentRequest.bankAccountPlaceholder')} readOnly={['subcontractor', 'supplier', 'customer'].includes(payeeType)} />
           </Form.Item>
 
-          <Form.Item name="bank_name" label="开户银行">
-            <Input placeholder="开户银行名称（选择分包商/供应商/客户时自动填充）" readOnly={['subcontractor', 'supplier', 'customer'].includes(payeeType)} />
+          <Form.Item name="bank_name" label={t('paymentRequest.bankName')}>
+            <Input placeholder={t('paymentRequest.bankNamePlaceholder')} readOnly={['subcontractor', 'supplier', 'customer'].includes(payeeType)} />
           </Form.Item>
 
           {/* 收款码 - 新增字段 */}
-          <Form.Item name="qr_code" label="收款码">
+          <Form.Item name="qr_code" label={t('paymentRequest.qrCode')}>
             <FileUpload maxCount={1} accept="image/*" />
           </Form.Item>
 
-          <Form.Item name="currency" label="币种" rules={[{ required: true }]}>
-            <Select style={{ width: 200 }}>
-              <Option value="CNY">人民币 (CNY)</Option>
-              <Option value="USD">美元 (USD)</Option>
-              <Option value="LAK">老挝基普 (LAK)</Option>
-              <Option value="THB">泰铢 (THB)</Option>
+          <Form.Item name="currency" label={t('common.currency')} rules={[{ required: true }]}>
+            <Select style={{ width: 200 }} onChange={(value: string) => setWatchedCurrency(value)}>
+              <Option value="CNY">{t('paymentRequest.currencyCNY')}</Option>
+              <Option value="USD">{t('paymentRequest.currencyUSD')}</Option>
+              <Option value="LAK">{t('paymentRequest.currencyLAK')}</Option>
+              <Option value="THB">{t('paymentRequest.currencyTHB')}</Option>
             </Select>
           </Form.Item>
 
           {/* 金额 - 直接输入 */}
-          <Form.Item name="amount" label="付款金额" rules={[{ required: true }]}>
-            <InputNumber min={0} precision={2} style={{ width: '100%' }} placeholder="输入付款金额" />
-            {amount && currency !== 'CNY' && amountCNY > 0 && (
-              <div style={{ marginTop: 8, color: '#888', fontSize: 13 }}>
-                等价人民币：¥ {amountCNY.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
+          <Form.Item name="amount" label={t('paymentRequest.paymentAmount')} rules={[{ required: true }]}>
+            <InputNumber min={0} precision={2} style={{ width: '100%' }} placeholder={t('paymentRequest.paymentAmountPlaceholder')} onChange={(value) => setWatchedAmount(value)} />
+          </Form.Item>
+          {watchedAmount && watchedCurrency !== 'CNY' && amountCNY > 0 && (
+            <div style={{ marginTop: -20, marginBottom: 24, color: '#888', fontSize: 13 }}>
+              {t('paymentRequest.equivalentCNY')}{amountCNY.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
             </div>
           )}
+
+          <Form.Item name="reason" label={t('paymentRequest.paymentReason')} rules={[{ required: true }]}>
+            <TextArea rows={2} placeholder={t('paymentRequest.paymentReasonPlaceholder')} />
           </Form.Item>
 
-          <Form.Item name="reason" label="付款事由" rules={[{ required: true }]}>
-            <TextArea rows={2} placeholder="付款原因" />
-          </Form.Item>
-
-          <Divider>凭证附件</Divider>
-          <Form.Item name="attachments" label="上传凭证附件">
+          <Divider>{t('paymentRequest.proofAttachment')}</Divider>
+          <Form.Item name="attachments" label={t('paymentRequest.uploadProof')}>
             <FileUpload maxCount={9} accept="image/*" />
           </Form.Item>
         </Form>
       </Modal>
 
-      <Modal title="付款申请详情" open={detailModalVisible} onCancel={() => setDetailModalVisible(false)} footer={null} width={900}>
+      <Modal title={t('paymentRequest.detailTitle')} open={detailModalVisible} onCancel={() => setDetailModalVisible(false)} footer={null} width={900}>
         {selectedRecord && (
           <>
             <Descriptions bordered column={2} size="small">
-              <Descriptions.Item label="申请编号">{selectedRecord.request_code}</Descriptions.Item>
-              <Descriptions.Item label="状态">{getStatusTag(selectedRecord.status)}</Descriptions.Item>
-              <Descriptions.Item label="申请人">{selectedRecord.applicant}</Descriptions.Item>
-              <Descriptions.Item label="申请日期">{selectedRecord.application_date || selectedRecord.payment_date}</Descriptions.Item>
-              <Descriptions.Item label="收款单位类型">{getPayeeTypeLabel(selectedRecord.payee_type)}</Descriptions.Item>
-              <Descriptions.Item label="收款单位">{selectedRecord.payee}</Descriptions.Item>
-              <Descriptions.Item label="收款户名">{selectedRecord.account_name || '-'}</Descriptions.Item>
-              <Descriptions.Item label="银行账号">{selectedRecord.bank_account || '-'}</Descriptions.Item>
-              <Descriptions.Item label="开户银行">{selectedRecord.bank_name || '-'}</Descriptions.Item>
-              <Descriptions.Item label="支出类型">
-                {selectedRecord.expense_type === 'company' ? '公司支出' : '项目支出'}
+              <Descriptions.Item label={t('paymentRequest.applicationCode')}>{selectedRecord.request_code}</Descriptions.Item>
+              <Descriptions.Item label={t('common.status')}>{getStatusTag(selectedRecord.status)}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.applicant')}>{selectedRecord.applicant}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.applicationDate')}>{selectedRecord.application_date || selectedRecord.payment_date}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.payeeType')}>{getPayeeTypeLabel(selectedRecord.payee_type)}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.payee')}>{selectedRecord.payee}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.accountName')}>{selectedRecord.account_name || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.bankAccount')}>{selectedRecord.bank_account || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.bankName')}>{selectedRecord.bank_name || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.expenseType')}>
+                {selectedRecord.expense_type === 'company' ? t('paymentRequest.companyExpense') : t('paymentRequest.projectExpense')}
               </Descriptions.Item>
               {selectedRecord.expense_type === 'project' && (
-                <Descriptions.Item label="关联项目">
+                <Descriptions.Item label={t('paymentRequest.relatedProject')}>
                   {projects.find(p => p.id === selectedRecord.project_id)?.name || '-'}
                 </Descriptions.Item>
               )}
-              <Descriptions.Item label="支出分类">
+              <Descriptions.Item label={t('paymentRequest.expenseCategory')}>
                 {getExpenseCategoryLabel(selectedRecord.expense_type, selectedRecord.expense_category)}
               </Descriptions.Item>
-              <Descriptions.Item label="金额">
+              <Descriptions.Item label={t('common.amount')}>
                 {formatAmount(selectedRecord.amount, selectedRecord.currency)}
                 {selectedRecord.currency !== 'CNY' && selectedRecord.amount_cny && (
                   <span style={{ color: '#999', marginLeft: 8 }}>≈ ¥{selectedRecord.amount_cny.toLocaleString('zh-CN', {minimumFractionDigits: 2})}</span>
                 )}
               </Descriptions.Item>
-              <Descriptions.Item label="付款事由" span={2}>{selectedRecord.reason}</Descriptions.Item>
+              <Descriptions.Item label={t('paymentRequest.paymentReason')} span={2}>{selectedRecord.reason}</Descriptions.Item>
             </Descriptions>
             
             {selectedRecord.qr_code && (
               <>
-                <Divider>收款码</Divider>
+                <Divider>{t('paymentRequest.qrCode')}</Divider>
                 <Image src={selectedRecord.qr_code} width={200} style={{ borderRadius: 4 }} />
               </>
             )}
             
             {selectedRecord.attachments && selectedRecord.attachments.length > 0 && (
               <>
-                <Divider>凭证附件</Divider>
+                <Divider>{t('paymentRequest.proofAttachment')}</Divider>
                 <Image.PreviewGroup>
                   <div style={{ display: 'flex', flexWrap: 'wrap', gap: 8 }}>
                     {selectedRecord.attachments.map((url: string, index: number) => (

frontend/src/pages/ProcurementPage.tsx

@@ -2,11 +2,13 @@ import React, { useCallback } from 'react';
 import { Card, Typography, Button, Table, Tag, Space, Modal, Form, Input, Select, DatePicker, InputNumber, message, Row, Col, Statistic } from 'antd';
 import { PlusOutlined, SearchOutlined, ShoppingOutlined } from '@ant-design/icons';
 import useFormDraft from '../hooks/useFormDraft';
+import { useLanguageStore } from '../store/languageStore';
 
 const { Title, Paragraph } = Typography;
 const { RangePicker } = DatePicker;
 
 const ProcurementPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [loading, setLoading] = React.useState(false);
   const [modalVisible, setModalVisible] = React.useState(false);
   const [form] = Form.useForm();
@@ -22,15 +24,15 @@ const ProcurementPage: React.FC = () => {
   }, [saveDraft])
 
   const columns = [
-    { title: '采购单号', dataIndex: 'code', key: 'code', width: 140 },
-    { title: '采购日期', dataIndex: 'date', key: 'date', width: 120 },
-    { title: '供应商', dataIndex: 'supplier', key: 'supplier' },
-    { title: '物料名称', dataIndex: 'material', key: 'material' },
-    { title: '数量', dataIndex: 'quantity', key: 'quantity', width: 80 },
-    { title: '单价', dataIndex: 'unitPrice', key: 'unitPrice', width: 100, render: (v: number) => `¥${v}` },
-    { title: '总金额', dataIndex: 'amount', key: 'amount', width: 120, render: (v: number) => `¥${v?.toLocaleString()}` },
+    { title: t('procurement.orderCode'), dataIndex: 'code', key: 'code', width: 140 },
+    { title: t('procurement.purchaseDate'), dataIndex: 'date', key: 'date', width: 120 },
+    { title: t('procurement.supplier'), dataIndex: 'supplier', key: 'supplier' },
+    { title: t('procurement.materialName'), dataIndex: 'material', key: 'material' },
+    { title: t('procurement.quantity'), dataIndex: 'quantity', key: 'quantity', width: 80 },
+    { title: t('procurement.unitPrice'), dataIndex: 'unitPrice', key: 'unitPrice', width: 100, render: (v: number) => `¥${v}` },
+    { title: t('procurement.totalAmount'), dataIndex: 'amount', key: 'amount', width: 120, render: (v: number) => `¥${v?.toLocaleString()}` },
     { 
-      title: '状态', 
+      title: t('procurement.status'), 
       dataIndex: 'status', 
       key: 'status', 
       width: 100,
@@ -42,22 +44,22 @@ const ProcurementPage: React.FC = () => {
           rejected: 'error'
         };
         const texts: Record<string, string> = {
-          pending: '待审批',
-          approved: '已批准',
-          received: '已入库',
-          rejected: '已拒绝'
+          pending: t('procurement.pendingApproval'),
+          approved: t('procurement.approved'),
+          received: t('procurement.stocked'),
+          rejected: t('procurement.rejected')
         };
         return <Tag color={colors[v]}>{texts[v]}</Tag>;
       }
     },
     {
-      title: '操作',
+      title: t('procurement.action'),
       key: 'action',
       width: 150,
       render: () => (
         <Space>
-          <Button size="small" type="link">查看</Button>
-          <Button size="small" type="link">审批</Button>
+          <Button size="small" type="link">{t('procurement.view')}</Button>
+          <Button size="small" type="link">{t('procurement.approve')}</Button>
         </Space>
       )
     }
@@ -70,7 +72,7 @@ const ProcurementPage: React.FC = () => {
   ];
 
   const handleSubmit = () => {
-    message.success('采购申请已提交');
+    message.success(t('procurement.submitSuccess'));
     clearDraft()
     setModalVisible(false);
   };
@@ -79,22 +81,22 @@ const ProcurementPage: React.FC = () => {
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24, display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
         <div>
-          <Title level={3} style={{ marginBottom: 0 }}>采购管理</Title>
-          <Paragraph type="secondary">管理采购订单和物料入库</Paragraph>
+          <Title level={3} style={{ marginBottom: 0 }}>{t('procurement.title')}</Title>
+          <Paragraph type="secondary">{t('procurement.description')}</Paragraph>
         </div>
         <Space>
-          <RangePicker placeholder={['开始日期', '结束日期']} />
-          <Input.Search placeholder="搜索采购单号" style={{ width: 200 }} />
+          <RangePicker placeholder={[t('procurement.startDate'), t('procurement.endDate')]} />
+          <Input.Search placeholder={t('procurement.searchOrder')} style={{ width: 200 }} />
           <Button type="primary" icon={<PlusOutlined />} onClick={() => {
             setModalVisible(true)
             // 检查是否有草稿，提示用户是否恢复
             setTimeout(() => {
               if (hasDraft()) {
                 Modal.confirm({
-                  title: '发现未完成的草稿',
-                  content: '检测到上次未提交的采购信息，是否恢复？',
-                  okText: '恢复草稿',
-                  cancelText: '重新填写',
+                  title: t('common.draftFound'),
+                  content: t('common.draftRestore'),
+                  okText: t('common.restoreDraft'),
+                  cancelText: t('common.reFill'),
                   onOk: () => {
                     restoreDraft()
                   },
@@ -106,7 +108,7 @@ const ProcurementPage: React.FC = () => {
               }
             }, 0)
           }}>
-            新建采购
+            {t('procurement.newProcurement')}
           </Button>
         </Space>
       </div>
@@ -114,22 +116,22 @@ const ProcurementPage: React.FC = () => {
       <Row gutter={16} style={{ marginBottom: 24 }}>
         <Col xs={24} sm={12} md={6}>
           <Card>
-            <Statistic title="待审批" value={5} prefix={<ShoppingOutlined />} />
+            <Statistic title={t('procurement.pendingApproval')} value={5} prefix={<ShoppingOutlined />} />
           </Card>
         </Col>
         <Col xs={24} sm={12} md={6}>
           <Card>
-            <Statistic title="已批准" value={12} valueStyle={{ color: '#1890ff' }} />
+            <Statistic title={t('procurement.approved')} value={12} valueStyle={{ color: '#1890ff' }} />
           </Card>
         </Col>
         <Col xs={24} sm={12} md={6}>
           <Card>
-            <Statistic title="已入库" value={28} valueStyle={{ color: '#52c41a' }} />
+            <Statistic title={t('procurement.stocked')} value={28} valueStyle={{ color: '#52c41a' }} />
           </Card>
         </Col>
         <Col xs={24} sm={12} md={6}>
           <Card>
-            <Statistic title="本月采购额" value={156000} prefix="¥" />
+            <Statistic title={t('procurement.monthPurchase')} value={156000} prefix="¥" />
           </Card>
         </Col>
       </Row>
@@ -139,53 +141,56 @@ const ProcurementPage: React.FC = () => {
       </Card>
 
       <Modal
-        title="新建采购申请"
+        title={t('procurement.newApplication')}
         open={modalVisible}
         onCancel={() => {
           if (form.isFieldsTouched()) {
             Modal.confirm({
-              title: '确认关闭',
-              content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-              okText: '关闭',
-              cancelText: '继续编辑',
+              title: t('common.closeConfirm'),
+              content: t('common.closeConfirmMsg'),
+              okText: t('common.close'),
+              cancelText: t('common.continueEdit'),
               onOk: () => {
                 saveDraft()
+                form.resetFields()
                 setModalVisible(false)
               },
             })
           } else {
+            form.resetFields()
             setModalVisible(false)
           }
         }}
         onOk={handleSubmit}
+        destroyOnClose
         width={600}
         maskClosable={false}
       >
         <Form form={form} layout="vertical" onValuesChange={handleFormChange}>
-          <Form.Item label="供应商" name="supplier" rules={[{ required: true }]}>
-            <Select placeholder="选择供应商" options={[
+          <Form.Item label={t('procurement.supplier')} name="supplier" rules={[{ required: true }]}>
+            <Select placeholder={t('procurement.selectSupplier')} options={[
               { value: 'supplier1', label: '老挝电力设备公司' },
               { value: 'supplier2', label: '万象建材供应商' },
               { value: 'supplier3', label: '沙湾五金店' }
             ]} />
           </Form.Item>
-          <Form.Item label="物料名称" name="material" rules={[{ required: true }]}>
-            <Input placeholder="请输入物料名称" />
+          <Form.Item label={t('procurement.materialName')} name="material" rules={[{ required: true }]}>
+            <Input placeholder={t('procurement.inputMaterialName')} />
           </Form.Item>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item label="数量" name="quantity" rules={[{ required: true }]}>
+              <Form.Item label={t('procurement.quantity')} name="quantity" rules={[{ required: true }]}>
                 <InputNumber style={{ width: '100%' }} min={1} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item label="单价" name="unitPrice" rules={[{ required: true }]}>
+              <Form.Item label={t('procurement.unitPrice')} name="unitPrice" rules={[{ required: true }]}>
                 <InputNumber style={{ width: '100%' }} min={0} precision={2} prefix="¥" />
               </Form.Item>
             </Col>
           </Row>
-          <Form.Item label="备注" name="remark">
-            <Input.TextArea rows={3} placeholder="请输入备注说明" />
+          <Form.Item label={t('procurement.remark')} name="remark">
+            <Input.TextArea rows={3} placeholder={t('procurement.remarkPlaceholder')} />
           </Form.Item>
         </Form>
       </Modal>

frontend/src/pages/ProfilePage.tsx

@@ -1,14 +1,15 @@
 import React, { useState, useEffect, useCallback } from 'react';
-import { Card, Typography, Form, Input, Button, Avatar, Space, Upload, message, Row, Col, Modal } from 'antd';
-import { UserOutlined, LockOutlined, PhoneOutlined, MailOutlined, UploadOutlined } from '@ant-design/icons';
+import { Card, Typography, Form, Input, Button, Avatar, Space, Upload, message, Row, Col, Modal, Image, Popconfirm } from 'antd';
+import { UserOutlined, LockOutlined, PhoneOutlined, MailOutlined, UploadOutlined, EyeOutlined, DeleteOutlined, ReloadOutlined } from '@ant-design/icons';
 import { useAuthStore } from '../store/authStore';
-import useFormDraft from '../hooks/useFormDraft';
+import { useLanguageStore } from '../store/languageStore';
 import apiClient from '../utils/request';
 
-const { Title, Paragraph } = Typography;
+const { Title, Paragraph, Text } = Typography;
 
 const ProfilePage: React.FC = () => {
   const { user, setUser } = useAuthStore();
+  const { t, currentLanguage } = useLanguageStore();
   const [form] = Form.useForm();
   const [passwordForm] = Form.useForm();
   const [loading, setLoading] = useState(false);
@@ -16,96 +17,79 @@ const ProfilePage: React.FC = () => {
   const [avatarUrl, setAvatarUrl] = useState<string | undefined>(user?.avatar);
   const [passportUrl, setPassportUrl] = useState<string | undefined>(user?.passport);
   const [driverLicenseUrl, setDriverLicenseUrl] = useState<string | undefined>(user?.driverLicense);
+  const [uploading, setUploading] = useState<string | null>(null);
+  const [previewVisible, setPreviewVisible] = useState(false);
+  const [previewTitle, setPreviewTitle] = useState('');
+  const [previewUrl, setPreviewUrl] = useState('');
+  const [isMobile, setIsMobile] = useState(false);
 
-  // 表单草稿保护
-  const { save: saveDraft, restore: restoreDraft, clear: clearDraft, hasDraft } = useFormDraft({
-    form,
-    storageKey: 'profile_edit',
-    onRestore: (data) => {
-      if (data.avatarUrl !== undefined) setAvatarUrl(data.avatarUrl)
-      if (data.passportUrl !== undefined) setPassportUrl(data.passportUrl)
-      if (data.driverLicenseUrl !== undefined) setDriverLicenseUrl(data.driverLicenseUrl)
-    },
-  })
-
-  const handleFormChange = useCallback(() => {
-    saveDraft({ avatarUrl, passportUrl, driverLicenseUrl })
-  }, [saveDraft, avatarUrl, passportUrl, driverLicenseUrl])
-
-  // 页面级 beforeunload 保护
   useEffect(() => {
-    const handleBeforeUnload = (e: BeforeUnloadEvent) => {
-      if (form.isFieldsTouched()) {
-        e.preventDefault()
-      }
-    }
-    window.addEventListener('beforeunload', handleBeforeUnload)
-    return () => window.removeEventListener('beforeunload', handleBeforeUnload)
-  }, [form])
-
-  // 页面加载时检查草稿
-  useEffect(() => {
-    if (hasDraft()) {
-      Modal.confirm({
-        title: '发现未完成的草稿',
-        content: '检测到上次未保存的个人信息修改，是否恢复？',
-        okText: '恢复草稿',
-        cancelText: '放弃草稿',
-        onOk: () => {
-          restoreDraft()
-        },
-        onCancel: () => {
-          clearDraft()
-        },
-      })
-    }
-  }, [])
+    const checkMobile = () => setIsMobile(window.innerWidth <= 768);
+    checkMobile();
+    window.addEventListener('resize', checkMobile);
+    return () => window.removeEventListener('resize', checkMobile);
+  }, []);
 
   useEffect(() => {
     if (user) {
-      form.setFieldsValue({
-        name: user.name,
-        phone: user.phone,
-        email: user.email
-      });
+      form.setFieldsValue({ name: user.name, phone: user.phone, email: user.email });
       setAvatarUrl(user.avatar);
       setPassportUrl(user.passport);
       setDriverLicenseUrl(user.driverLicense);
     }
+    const fetchProfile = async () => {
+      try {
+        const res = await apiClient.get('/users/me');
+        if (res.data.success) {
+          const d = res.data.data;
+          form.setFieldsValue({ name: d.name, phone: d.phone, email: d.email });
+          setAvatarUrl(d.avatar);
+          setPassportUrl(d.passport);
+          setDriverLicenseUrl(d.driverLicense);
+          if (user) {
+            setUser({ ...user, name: d.name, email: d.email, phone: d.phone, avatar: d.avatar, passport: d.passport, driverLicense: d.driverLicense });
+          }
+        }
+      } catch (e) {}
+    };
+    fetchProfile();
   }, [user, form]);
 
+  const uploadToCos = async (file: File): Promise<string | null> => {
+    try {
+      const formData = new FormData();
+      formData.append('file', file);
+      const res = await apiClient.post('/upload/single', formData);
+      if (res.data.success) return res.data.data.url;
+      message.error(t('user.uploadFailed'));
+      return null;
+    } catch (e) {
+      message.error(t('user.uploadFailed'));
+      return null;
+    }
+  };
+
   const handleSubmit = async () => {
     try {
       const values = await form.validateFields();
       setLoading(true);
-      
-      const response = await apiClient.put(`/users/${user?.id}`, {
+      const response = await apiClient.put(`/users/${user?.id}/profile`, {
         ...values,
         avatar: avatarUrl,
         passport: passportUrl,
-        driverLicense: driverLicenseUrl
+        driver_license: driverLicenseUrl
       });
-      
       const data = response.data;
       if (data.success) {
-        message.success('个人信息已更新');
-        // 更新authStore中的用户信息
+        message.success(t('user.profileUpdated'));
         if (user) {
-          const updatedUser = {
-            ...user,
-            name: values.name,
-            email: values.email,
-            phone: values.phone,
-            avatar: avatarUrl
-          };
-          setUser(updatedUser);
+          setUser({ ...user, name: values.name, email: values.email, phone: values.phone, avatar: avatarUrl, passport: passportUrl, driverLicense: driverLicenseUrl });
         }
       } else {
-        message.error(data.message || '更新失败');
+        message.error(data.message || t('user.updateFailed'));
       }
     } catch (error) {
-      console.error('提交失败:', error);
-      message.error('更新失败，请重试');
+      message.error(t('user.updateRetry'));
     } finally {
       setLoading(false);
     }
@@ -114,200 +98,219 @@ const ProfilePage: React.FC = () => {
   const handlePasswordSubmit = async () => {
     try {
       const values = await passwordForm.validateFields();
-      
       const response = await apiClient.put(`/users/${user?.id}/password`, {
         currentPassword: values.currentPassword,
         newPassword: values.newPassword
       });
-      
       const data = response.data;
       if (data.success) {
-        message.success('密码已更新');
+        message.success(t('user.passwordUpdated'));
         setPasswordModalVisible(false);
         passwordForm.resetFields();
       } else {
-        message.error(data.message || '密码更新失败');
+        message.error(data.message || t('user.passwordUpdateFailed'));
       }
     } catch (error) {
-      console.error('提交失败:', error);
-      message.error('密码更新失败，请重试');
+      message.error(t('user.passwordUpdateRetry'));
     }
   };
 
-  const handleAvatarChange = (info: any) => {
-    if (info.file.status === 'done') {
-      setAvatarUrl(URL.createObjectURL(info.file.originFileObj));
-      message.success('头像上传成功');
-    } else if (info.file.status === 'error') {
-      message.error('头像上传失败');
-    }
+  const handleAvatarUpload = async (options: any) => {
+    setUploading('avatar');
+    const url = await uploadToCos(options.file);
+    if (url) setAvatarUrl(url);
+    setUploading(null);
   };
 
-  const handlePassportChange = (info: any) => {
-    if (info.file.status === 'done') {
-      setPassportUrl(URL.createObjectURL(info.file.originFileObj));
-      message.success('护照上传成功');
-    } else if (info.file.status === 'error') {
-      message.error('护照上传失败');
-    }
+  const handlePassportUpload = async (options: any) => {
+    setUploading('passport');
+    const url = await uploadToCos(options.file);
+    if (url) setPassportUrl(url);
+    setUploading(null);
   };
 
-  const handleDriverLicenseChange = (info: any) => {
-    if (info.file.status === 'done') {
-      setDriverLicenseUrl(URL.createObjectURL(info.file.originFileObj));
-      message.success('驾照上传成功');
-    } else if (info.file.status === 'error') {
-      message.error('驾照上传失败');
-    }
+  const handleDriverLicenseUpload = async (options: any) => {
+    setUploading('driverLicense');
+    const url = await uploadToCos(options.file);
+    if (url) setDriverLicenseUrl(url);
+    setUploading(null);
   };
 
+  const showPreview = (title: string, url: string) => {
+    setPreviewTitle(title);
+    setPreviewUrl(url);
+    setPreviewVisible(true);
+  };
+
+  const colSpan = isMobile ? 24 : 12;
+
   return (
-    <div style={{ padding: 24 }}>
+    <div style={{ padding: isMobile ? 8 : 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <Title level={3}>个人信息</Title>
-        <Paragraph type="secondary">管理个人账号信息</Paragraph>
+        <Title level={3}>{t('user.profile')}</Title>
+        <Paragraph type="secondary">{t('user.managingProfile')}</Paragraph>
       </div>
 
       <Card>
         <div style={{ textAlign: 'center', marginBottom: 24 }}>
           <Space direction="vertical" style={{ alignItems: 'center' }}>
             <Upload
-              name="avatar"
-              listType="picture-circle"
+              customRequest={handleAvatarUpload}
               showUploadList={false}
-              onChange={handleAvatarChange}
-              maxCount={1}
+              accept="image/*"
             >
               {avatarUrl ? (
-                <Avatar size={128} src={avatarUrl} />
+                <Avatar size={128} src={avatarUrl} style={{ cursor: 'pointer' }} />
               ) : (
-                <Avatar size={128} icon={<UserOutlined />} />
+                <Avatar size={128} icon={<UserOutlined />} style={{ cursor: 'pointer' }} />
               )}
             </Upload>
-            <Typography.Text>点击更换头像</Typography.Text>
-            <Typography.Text strong>{user?.name || user?.username}</Typography.Text>
-            <Typography.Text type="secondary">{user?.role === 'admin' ? '管理员' : user?.role === 'manager' ? '经理' : '普通用户'}</Typography.Text>
+            <Text>{t('user.clickToChangeAvatar')}</Text>
+            <Text strong>{user?.name || user?.username}</Text>
+            <Text type="secondary">{user?.role === 'admin' ? t('user.admin') : user?.role === 'manager' ? t('user.manager') : t('user.employee')}</Text>
           </Space>
         </div>
 
-        <Form form={form} layout="vertical" onFinish={handleSubmit} onValuesChange={handleFormChange}>
+        <Form form={form} layout="vertical" onFinish={handleSubmit}>
           <Row gutter={16}>
-            <Col span={12}>
-              <Form.Item label="姓名" name="name" rules={[{ required: true, message: '请输入姓名' }]}>
-                <Input placeholder="请输入姓名" />
+            <Col span={colSpan}>
+              <Form.Item label={t('user.name')} name="name" rules={[{ required: true, message: t('common.inputPlaceholder') }]}>
+                <Input placeholder={t('common.inputPlaceholder')} />
               </Form.Item>
             </Col>
-            <Col span={12}>
-              <Form.Item label="手机号" name="phone" rules={[{ required: true, message: '请输入手机号' }]}>
-                <Input placeholder="请输入手机号" prefix={<PhoneOutlined />} />
+            <Col span={colSpan}>
+              <Form.Item label={t('user.phone')} name="phone" rules={[{ required: true, message: t('common.inputPlaceholder') }]}>
+                <Input placeholder={t('common.inputPlaceholder')} prefix={<PhoneOutlined />} />
               </Form.Item>
             </Col>
           </Row>
           <Row gutter={16}>
-            <Col span={12}>
-              <Form.Item label="邮箱" name="email" rules={[{ required: true, message: '请输入邮箱' }, { type: 'email', message: '请输入正确的邮箱地址' }]}>
-                <Input placeholder="请输入邮箱" prefix={<MailOutlined />} />
+            <Col span={colSpan}>
+              <Form.Item label={t('user.email')} name="email" rules={[{ required: true, message: t('common.inputPlaceholder') }, { type: 'email', message: 'Invalid email' }]}>
+                <Input placeholder="email@example.com" prefix={<MailOutlined />} />
               </Form.Item>
             </Col>
-            <Col span={12}>
-              <Form.Item label="用户名" disabled>
-                <Input value={user?.username} placeholder="用户名" />
+            <Col span={colSpan}>
+              <Form.Item label={t('user.username')} disabled>
+                <Input value={user?.username} placeholder={t('user.username')} />
               </Form.Item>
             </Col>
           </Row>
 
-          <div style={{ marginBottom: 24 }}>
-            <Title level={4}>证件上传</Title>
+          <div style={{ marginBottom: 16, marginTop: 8 }}>
+            <Title level={4}>{t('user.idDocument')}</Title>
+            <Text type="secondary">{t('user.idDocTip')}</Text>
           </div>
 
           <Row gutter={16}>
-            <Col span={12}>
-              <Form.Item label="护照">
-                <Upload
-                  name="passport"
-                  listType="picture"
-                  showUploadList={false}
-                  onChange={handlePassportChange}
-                  maxCount={1}
-                >
+            <Col span={colSpan}>
               <Card
-                    style={{ textAlign: 'center', padding: 24, border: '1px dashed #d9d9d9' }}
+                size="small"
+                title={t('user.passport')}
+                extra={passportUrl ? (
+                  <Space size="small">
+                    <Button size="small" icon={<EyeOutlined />} onClick={() => showPreview(t('user.passport'), passportUrl)}>{t('common.view')}</Button>
+                    <Upload customRequest={handlePassportUpload} showUploadList={false} accept="image/*">
+                      <Button size="small" icon={<ReloadOutlined />} loading={uploading === 'passport'}>{t('user.replace')}</Button>
+                    </Upload>
+                    <Popconfirm title={t('user.deletePassportConfirm')} okText={t('common.confirm')} cancelText={t('common.cancel')} onConfirm={() => setPassportUrl(undefined)}>
+                      <Button size="small" danger icon={<DeleteOutlined />}>{t('common.delete')}</Button>
+                    </Popconfirm>
+                  </Space>
+                ) : null}
+                style={{ marginBottom: 16 }}
               >
                 {passportUrl ? (
-                      <img src={passportUrl} alt="护照" style={{ maxWidth: '100%', maxHeight: 200 }} />
+                  <div style={{ cursor: 'pointer', textAlign: 'center' }} onClick={() => showPreview(t('user.passport'), passportUrl)}>
+                    <img src={passportUrl} alt={t('user.passport')} style={{ maxWidth: '100%', maxHeight: 180, borderRadius: 4, objectFit: 'contain' }} />
+                  </div>
                 ) : (
-                      <Space direction="vertical" style={{ alignItems: 'center' }}>
+                  <Upload customRequest={handlePassportUpload} showUploadList={false} accept="image/*">
+                    <div style={{ textAlign: 'center', padding: 24, border: '1px dashed #d9d9d9', borderRadius: 4, cursor: 'pointer' }}>
                       <UploadOutlined style={{ fontSize: 32, color: '#1890ff' }} />
-                        <Typography.Text>点击上传护照</Typography.Text>
-                      </Space>
+                      <div style={{ marginTop: 8 }}><Text type="secondary">{t('user.uploadPassport')}</Text></div>
+                    </div>
+                  </Upload>
                 )}
               </Card>
-                </Upload>
-              </Form.Item>
             </Col>
-            <Col span={12}>
-              <Form.Item label="驾照">
-                <Upload
-                  name="driverLicense"
-                  listType="picture"
-                  showUploadList={false}
-                  onChange={handleDriverLicenseChange}
-                  maxCount={1}
-                >
+            <Col span={colSpan}>
               <Card
-                    style={{ textAlign: 'center', padding: 24, border: '1px dashed #d9d9d9' }}
+                size="small"
+                title={t('user.driverLicense')}
+                extra={driverLicenseUrl ? (
+                  <Space size="small">
+                    <Button size="small" icon={<EyeOutlined />} onClick={() => showPreview(t('user.driverLicense'), driverLicenseUrl)}>{t('common.view')}</Button>
+                    <Upload customRequest={handleDriverLicenseUpload} showUploadList={false} accept="image/*">
+                      <Button size="small" icon={<ReloadOutlined />} loading={uploading === 'driverLicense'}>{t('user.replace')}</Button>
+                    </Upload>
+                    <Popconfirm title={t('user.deleteDriverLicenseConfirm')} okText={t('common.confirm')} cancelText={t('common.cancel')} onConfirm={() => setDriverLicenseUrl(undefined)}>
+                      <Button size="small" danger icon={<DeleteOutlined />}>{t('common.delete')}</Button>
+                    </Popconfirm>
+                  </Space>
+                ) : null}
+                style={{ marginBottom: 16 }}
               >
                 {driverLicenseUrl ? (
-                      <img src={driverLicenseUrl} alt="驾照" style={{ maxWidth: '100%', maxHeight: 200 }} />
+                  <div style={{ cursor: 'pointer', textAlign: 'center' }} onClick={() => showPreview(t('user.driverLicense'), driverLicenseUrl)}>
+                    <img src={driverLicenseUrl} alt={t('user.driverLicense')} style={{ maxWidth: '100%', maxHeight: 180, borderRadius: 4, objectFit: 'contain' }} />
+                  </div>
                 ) : (
-                      <Space direction="vertical" style={{ alignItems: 'center' }}>
+                  <Upload customRequest={handleDriverLicenseUpload} showUploadList={false} accept="image/*">
+                    <div style={{ textAlign: 'center', padding: 24, border: '1px dashed #d9d9d9', borderRadius: 4, cursor: 'pointer' }}>
                       <UploadOutlined style={{ fontSize: 32, color: '#1890ff' }} />
-                        <Typography.Text>点击上传驾照</Typography.Text>
-                      </Space>
+                      <div style={{ marginTop: 8 }}><Text type="secondary">{t('user.uploadDriverLicense')}</Text></div>
+                    </div>
+                  </Upload>
                 )}
               </Card>
-                </Upload>
-              </Form.Item>
             </Col>
           </Row>
 
-          <div style={{ display: 'flex', justifyContent: 'flex-end', marginTop: 24 }}>
-            <Button type="primary" htmlType="submit" loading={loading}>
-              保存修改
-            </Button>
-            <Button style={{ marginLeft: 16 }} onClick={() => setPasswordModalVisible(true)}>
-              修改密码
-            </Button>
+          <div style={{ display: 'flex', justifyContent: 'flex-end', marginTop: 24, gap: 8 }}>
+            <Button type="primary" htmlType="submit" loading={loading}>{t('user.saveProfile')}</Button>
+            <Button onClick={() => setPasswordModalVisible(true)}>{t('user.changePassword')}</Button>
           </div>
         </Form>
       </Card>
 
       <Modal
-        title="修改密码"
+        title={t('user.changePassword')}
         open={passwordModalVisible}
         onCancel={() => setPasswordModalVisible(false)}
         onOk={handlePasswordSubmit}
         width={400}
       >
         <Form form={passwordForm} layout="vertical">
-          <Form.Item label="当前密码" name="currentPassword" rules={[{ required: true, message: '请输入当前密码' }]}>
-            <Input.Password placeholder="请输入当前密码" prefix={<LockOutlined />} />
+          <Form.Item label={t('user.currentPassword')} name="currentPassword" rules={[{ required: true, message: t('user.currentPasswordPlaceholder') }]}>
+            <Input.Password placeholder={t('user.currentPasswordPlaceholder')} prefix={<LockOutlined />} />
           </Form.Item>
-          <Form.Item label="新密码" name="newPassword" rules={[{ required: true, message: '请输入新密码' }, { min: 6, message: '密码长度至少为6位' }]}>
-            <Input.Password placeholder="请输入新密码" prefix={<LockOutlined />} />
+          <Form.Item label={t('user.newPassword')} name="newPassword" rules={[{ required: true, message: t('user.newPasswordPlaceholder') }, { min: 6, message: t('user.passwordMinLen') }]}>
+            <Input.Password placeholder={t('user.newPasswordPlaceholder')} prefix={<LockOutlined />} />
           </Form.Item>
-          <Form.Item label="确认新密码" name="confirmPassword" rules={[{ required: true, message: '请确认新密码' }, ({ getFieldValue }) => ({
+          <Form.Item label={t('user.confirmPassword')} name="confirmPassword" rules={[{ required: true, message: t('user.confirmPasswordPlaceholder') }, ({ getFieldValue }) => ({
             validator(_, value) {
-              if (!value || getFieldValue('newPassword') === value) {
-                return Promise.resolve();
-              }
-              return Promise.reject(new Error('两次输入的密码不一致'));
+              if (!value || getFieldValue('newPassword') === value) return Promise.resolve();
+              return Promise.reject(new Error(t('user.passwordMismatch')));
             }
           })]}>
-            <Input.Password placeholder="请确认新密码" prefix={<LockOutlined />} />
+            <Input.Password placeholder={t('user.confirmPasswordPlaceholder')} prefix={<LockOutlined />} />
           </Form.Item>
         </Form>
       </Modal>
+
+      <Modal
+        title={previewTitle}
+        open={previewVisible}
+        footer={null}
+        onCancel={() => setPreviewVisible(false)}
+        width={isMobile ? '95%' : 600}
+        centered
+      >
+        <div style={{ textAlign: 'center' }}>
+          <img src={previewUrl} alt={previewTitle} style={{ maxWidth: '100%', maxHeight: '70vh', objectFit: 'contain' }} />
+        </div>
+      </Modal>
     </div>
   );
 };

frontend/src/pages/ProjectCostPage.tsx

@@ -1,249 +1,407 @@
-import React, { useState, useEffect } from 'react'
+import React, { useState, useEffect, useMemo } from 'react'
 import {
-  Table, Button, Card, Row, Col, Statistic, Select, message, Spin, Progress
+  Card, Row, Col, Statistic, Select, message, Spin, Progress, Typography, Tabs, Table, Modal, Tag, DatePicker, Space
 } from 'antd'
-import { BarChartOutlined, DollarOutlined, ShoppingOutlined } from '@ant-design/icons'
-import type { ColumnsType } from 'antd/es/table'
+import { RiseOutlined, FallOutlined, UnorderedListOutlined, BarChartOutlined } from '@ant-design/icons'
+import { useLanguageStore } from '../store/languageStore'
+import apiClient from '../utils/request'
+import dayjs from 'dayjs'
 
-// ==================== 类型定义 ====================
-interface Project {
-  id: number
-  name: string
-  code: string
-  contract_amount: number
-}
+const { Title } = Typography
+const { RangePicker } = DatePicker
 
-interface CostSummary {
-  project_name: string
-  contract_amount: number
-  purchase_cost: {
-    total: number
-    by_category: Record<string, number>
-  }
-  payment_cost: number
-  total_cost: number
-  profit: number
-}
-
-// ==================== 组件 ====================
 const ProjectCostPage: React.FC = () => {
-  // 状态
-  const [projects, setProjects] = useState<Project[]>([])
+  const { t } = useLanguageStore()
+
+  const LEVEL2_LABELS = useMemo(() => ({
+    contract_payment: t('finance.projectRevenue'),
+    deposit_refund: t('finance.warrantyReturn'),
+    shareholder_investment: t('finance.shareholderInvestment'),
+    other_income: t('finance.otherIncome'),
+    customer_advance: t('cash.customerAdvance'),
+    bank_loan: t('cash.bankLoan'),
+    other_loan: t('cash.otherLoan'),
+    dividend_income: t('cash.dividendIncome'),
+    interest_income: t('cash.interestIncome'),
+    asset_disposal: t('cash.assetDisposal'),
+    tax_refund: t('cash.taxRefund'),
+    government_subsidy: t('cash.governmentSubsidy'),
+    material: t('finance.materialPurchase'),
+    equipment: t('finance.equipmentPurchase'),
+    subcontract: t('finance.constructionSubcontract'),
+    construction_subcontract: t('finance.constructionSubcontract'),
+    labor: t('finance.laborWage'),
+    travel: t('finance.travelTransport'),
+    accommodation: t('finance.accommodationFood'),
+    freight: t('finance.transportLogistics'),
+    transport_logistics: t('finance.transportLogistics'),
+    design: t('finance.surveyDesign'),
+    survey_design: t('finance.surveyDesign'),
+    tools: t('finance.smallTools'),
+    client_relations: t('finance.customerEDLRelation'),
+    customer_edl: t('finance.customerEDLRelation'),
+    other_project: t('finance.otherProjectExpense'),
+    salary: t('finance.salaryWelfare'),
+    rent: t('finance.rentProperty'),
+    office: t('finance.officeExpense'),
+    commute: t('finance.commute'),
+    vehicle_maintenance: t('finance.vehicleMaintenance'),
+    assets: t('finance.fixedAsset'),
+    marketing: t('finance.marketing'),
+    entertainment: t('finance.entertainment'),
+    welfare: t('finance.employeeBenefit'),
+    logistics: t('finance.expressLogistics'),
+    other_company: t('finance.otherCompanyExpense'),
+    loan_repayment: t('cash.loanRepayment'),
+    interest_expense: t('cash.interestExpense'),
+    dividend_payment: t('cash.dividendPayment'),
+    tax_payment: t('cash.taxPayment'),
+    deposit_payment: t('cash.depositPayment'),
+    owner_expense: t('cash.ownerExpense'),
+    other_finance: t('cash.otherFinance'),
+  }), [t])
+
+  const LEVEL1_LABELS = useMemo(() => ({
+    income: t('finance.incomeCategory'),
+    project: t('finance.projectExpense'),
+    company: t('finance.companyExpense'),
+    finance: t('cash.financeExpense'),
+  }), [t])
+
+  const COUNTERPARTY_LABELS = useMemo(() => ({
+    supplier: t('finance.counterpartySupplier'),
+    subcontractor: t('finance.counterpartySubcontractor'),
+    customer: t('finance.counterpartyCustomer'),
+    employee: t('finance.counterpartyEmployee'),
+    logistics: t('finance.counterpartyLogistics'),
+    shareholder: t('finance.counterpartyShareholder'),
+    bank: t('cash.counterpartyBank'),
+    other: t('finance.counterpartyOther'),
+  }), [t])
+
+  const SOURCE_LABELS = useMemo(() => ({
+    manual: t('finance.manual'),
+    cash_management: t('cash.sourceLabel'),
+    receipt: t('cash.receiptSource'),
+    advance: t('finance.advance'),
+    reimbursement: t('finance.reimbursement'),
+    material: t('finance.material'),
+    primary_freight: t('finance.freight'),
+    secondary_freight: t('finance.freight'),
+  }), [t])
+
+  const [projects, setProjects] = useState<any[]>([])
   const [selectedProjectId, setSelectedProjectId] = useState<number | null>(null)
-  const [costSummary, setCostSummary] = useState<CostSummary | null>(null)
+  const [costSummary, setCostSummary] = useState<any>(null)
   const [loading, setLoading] = useState(false)
+  const [activeTab, setActiveTab] = useState('overview')
 
-  // ==================== 数据加载 ====================
+  const [details, setDetails] = useState<any[]>([])
+  const [detailPagination, setDetailPagination] = useState({ page: 1, pageSize: 20, total: 0 })
+  const [detailLoading, setDetailLoading] = useState(false)
+  const [detailFilter, setDetailFilter] = useState<any>({})
+  const [detailDateRange, setDetailDateRange] = useState<[dayjs.Dayjs | null, dayjs.Dayjs | null] | null>(null)
 
-  const fetchProjects = async () => {
-    try {
-      const response = await fetch('/api/projects')
-      const data = await response.json()
-      if (data.success) {
-        setProjects(data.data)
-      }
-    } catch (error) {
-      console.error('获取项目列表失败:', error)
-    }
-  }
-  
-  const fetchCostSummary = async (projectId: number) => {
-    setLoading(true)
-    try {
-      const response = await fetch(`/api/projects/${projectId}/cost-summary`)
-      const data = await response.json()
-      
-      if (data.success) {
-        setCostSummary(data.data)
-      } else {
-        message.error('获取成本统计失败')
-        setCostSummary(null)
-      }
-    } catch (error) {
-      console.error('获取成本统计失败:', error)
-      message.error('获取成本统计失败')
-      setCostSummary(null)
-    } finally {
-      setLoading(false)
-    }
-  }
+  const [modalVisible, setModalVisible] = useState(false)
+  const [modalTitle, setModalTitle] = useState('')
+  const [modalRecords, setModalRecords] = useState<any[]>([])
+  const [modalPagination, setModalPagination] = useState({ page: 1, pageSize: 20, total: 0 })
+  const [modalLoading, setModalLoading] = useState(false)
+  const [modalFilter, setModalFilter] = useState<any>({})
 
   useEffect(() => {
-    fetchProjects()
+    apiClient.get('/projects', { params: { pageSize: 200 } }).then(res => {
+      if (res.data.success) setProjects(res.data.data || res.data.projects || [])
+    }).catch(() => {})
   }, [])
 
   useEffect(() => {
     if (selectedProjectId) {
-      fetchCostSummary(selectedProjectId)
+      setLoading(true)
+      apiClient.get(`/projects/${selectedProjectId}/cost-summary`).then(res => {
+        if (res.data.success) setCostSummary(res.data.data)
+        else { message.error(t('projectCost.getDataFailed')); setCostSummary(null) }
+      }).catch(() => { message.error(t('projectCost.getDataFailed')); setCostSummary(null) })
+      .finally(() => setLoading(false))
     } else {
       setCostSummary(null)
     }
   }, [selectedProjectId])
 
-  // ==================== 渲染 ====================
+  const fetchDetails = async (page = 1, filters?: any) => {
+    if (!selectedProjectId) return
+    setDetailLoading(true)
+    try {
+      const params: any = { page, pageSize: detailPagination.pageSize, ...filters }
+      if (detailDateRange && detailDateRange[0]) {
+        params.date_from = detailDateRange[0].format('YYYY-MM-DD')
+        params.date_to = detailDateRange[1]?.format('YYYY-MM-DD')
+      }
+      const res = await apiClient.get(`/projects/${selectedProjectId}/financial-details`, { params })
+      if (res.data.success) {
+        setDetails(res.data.data)
+        setDetailPagination(res.data.pagination)
+      }
+    } catch (e) { console.error(e) }
+    setDetailLoading(false)
+  }
+
+  const fetchModalRecords = async (page = 1) => {
+    if (!selectedProjectId) return
+    setModalLoading(true)
+    try {
+      const params: any = { page, pageSize: modalPagination.pageSize, ...modalFilter }
+      const res = await apiClient.get(`/projects/${selectedProjectId}/financial-details`, { params })
+      if (res.data.success) {
+        setModalRecords(res.data.data)
+        setModalPagination(res.data.pagination)
+      }
+    } catch (e) { console.error(e) }
+    setModalLoading(false)
+  }
+
+  useEffect(() => {
+    if (activeTab === 'details' && selectedProjectId) {
+      fetchDetails(1, detailFilter)
+    }
+  }, [activeTab, selectedProjectId, detailDateRange])
+
+  const handleCategoryClick = (txnType: string, categoryLevel2: string) => {
+    const label = LEVEL2_LABELS[categoryLevel2] || categoryLevel2
+    setModalTitle(`${label} - ${txnType === 'income' ? t('finance.income') : t('finance.expense')}${t('projectCost.detail')}`)
+    const filter = { txn_type: txnType, category_level2: categoryLevel2 }
+    setModalFilter(filter)
+    setModalPagination(prev => ({ ...prev, page: 1, total: 0 }))
+    setModalVisible(true)
+    setModalLoading(true)
+    apiClient.get(`/projects/${selectedProjectId}/financial-details`, { params: { page: 1, pageSize: 20, ...filter } })
+      .then(res => {
+        if (res.data.success) {
+          setModalRecords(res.data.data)
+          setModalPagination(res.data.pagination)
+        }
+      })
+      .catch(() => message.error(t('projectCost.getDataFailed')))
+      .finally(() => setModalLoading(false))
+  }
+
+  const profitRate = costSummary && costSummary.income?.total > 0
+    ? ((costSummary.profit / costSummary.income.total) * 100).toFixed(1) : '0.0'
+  const costRate = costSummary && costSummary.contract_amount > 0
+    ? ((costSummary.total_cost / costSummary.contract_amount) * 100).toFixed(1) : '0.0'
+
+  const detailColumns = [
+    { title: t('finance.date'), dataIndex: 'record_date', width: 100, render: (v: string) => v?.slice(0, 10) },
+    { title: t('finance.incomeType'), dataIndex: 'txn_type', width: 60, render: (v: string) => <Tag color={v === 'income' ? 'green' : 'red'}>{v === 'income' ? t('finance.income') : t('finance.expense')}</Tag> },
+    { title: t('finance.level2Category'), dataIndex: 'category_level2', width: 100, render: (v: string) => LEVEL2_LABELS[v] || v },
+    { title: t('finance.amount'), dataIndex: 'amount_original', width: 100, render: (v: number) => v?.toLocaleString(), align: 'right' as const },
+    { title: t('finance.currency'), dataIndex: 'currency', width: 50 },
+    { title: t('finance.equivalentCNY'), dataIndex: 'amount_cny', width: 110, render: (v: number) => `¥${v?.toLocaleString()}`, align: 'right' as const },
+    { title: t('finance.counterpartyName'), dataIndex: 'counterparty_name', width: 100, ellipsis: true },
+    { title: t('finance.desc'), dataIndex: 'description', ellipsis: true },
+    { title: t('finance.source'), dataIndex: 'source', width: 80, render: (v: string) => <Tag>{SOURCE_LABELS[v] || v}</Tag> },
+  ]
+
+  const modalColumns = [
+    { title: t('finance.date'), dataIndex: 'record_date', width: 100, render: (v: string) => v?.slice(0, 10) },
+    { title: t('finance.amount'), dataIndex: 'amount_original', width: 110, render: (v: number, r: any) => `${v?.toLocaleString()} ${r.currency}` },
+    { title: t('finance.equivalentCNY'), dataIndex: 'amount_cny', width: 110, render: (v: number) => <b>¥{v?.toLocaleString()}</b>, align: 'right' as const },
+    { title: t('finance.counterpartyName'), dataIndex: 'counterparty_name', width: 100, ellipsis: true },
+    { title: t('finance.desc'), dataIndex: 'description', ellipsis: true },
+    { title: t('finance.source'), dataIndex: 'source', width: 80, render: (v: string) => <Tag>{SOURCE_LABELS[v] || v}</Tag> },
+  ]
+
+  const renderOverview = () => {
+    if (loading) return <div style={{ textAlign: 'center', padding: 40 }}><Spin size="large" /></div>
+    if (!costSummary) return <div style={{ textAlign: 'center', padding: 40, color: '#999' }}>{t('projectCost.selectProject')}</div>
+
+    return (
+      <>
+        <Row gutter={[16, 16]} style={{ marginBottom: 24 }}>
+          <Col xs={12} sm={6}>
+            <Card size="small">
+              <Statistic title={t('projectCost.contractAmount')} value={costSummary.contract_amount} precision={2} prefix="¥" valueStyle={{ color: '#1890ff', fontSize: 20 }} />
+            </Card>
+          </Col>
+          <Col xs={12} sm={6}>
+            <Card size="small">
+              <Statistic title={t('projectCost.totalIncome')} value={costSummary.income?.total} precision={2} prefix="¥" valueStyle={{ color: '#52c41a', fontSize: 20 }} />
+            </Card>
+          </Col>
+          <Col xs={12} sm={6}>
+            <Card size="small">
+              <Statistic title={t('projectCost.totalExpense')} value={costSummary.total_cost} precision={2} prefix="¥" valueStyle={{ color: '#fa541c', fontSize: 20 }} />
+            </Card>
+          </Col>
+          <Col xs={12} sm={6}>
+            <Card size="small">
+              <Statistic title={t('projectCost.profit')} value={costSummary.profit} precision={2} prefix="¥" valueStyle={{ color: costSummary.profit >= 0 ? '#52c41a' : '#ff4d4f', fontSize: 20 }} />
+              <div style={{ fontSize: 12, color: '#999', marginTop: 4 }}>{t('projectCost.profitRate')}: {profitRate}%</div>
+            </Card>
+          </Col>
+        </Row>
+
+        <Card size="small" title={t('projectCost.costProgress')} style={{ marginBottom: 16 }}>
+          <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 4 }}>
+            <span>{t('projectCost.costRatio')}</span>
+            <span>{costRate}%</span>
+          </div>
+          <Progress percent={parseFloat(costRate)} strokeColor={parseFloat(costRate) > 80 ? '#ff4d4f' : parseFloat(costRate) > 60 ? '#faad14' : '#52c41a'} />
+        </Card>
+
+        <Row gutter={[16, 16]}>
+          <Col xs={24} md={12}>
+            <Card title={<span><RiseOutlined style={{ color: '#52c41a', marginRight: 8 }} />{t('projectCost.incomeBreakdown')}</span>} size="small">
+              {costSummary.income && Object.keys(costSummary.income.by_category).length > 0 ? (
+                Object.entries(costSummary.income.by_category).map(([category, amount]: [string, any]) => (
+                  <div key={category} style={{ marginBottom: 12, cursor: 'pointer' }} onClick={() => handleCategoryClick('income', category)}>
+                    <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 4 }}>
+                      <span style={{ color: '#1890ff', textDecoration: 'underline' }}>{LEVEL2_LABELS[category] || category}</span>
+                      <span>¥{(amount || 0).toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })}</span>
+                    </div>
+                    <Progress percent={costSummary.income.total > 0 ? (amount / costSummary.income.total) * 100 : 0} strokeColor="#52c41a" size="small" />
+                  </div>
+                ))
+              ) : (
+                <div style={{ textAlign: 'center', padding: 20, color: '#999' }}>{t('projectCost.noData')}</div>
+              )}
+            </Card>
+          </Col>
+          <Col xs={24} md={12}>
+            <Card title={<span><FallOutlined style={{ color: '#fa541c', marginRight: 8 }} />{t('projectCost.expenseBreakdown')}</span>} size="small">
+              {costSummary.expense && Object.keys(costSummary.expense.by_category).length > 0 ? (
+                Object.entries(costSummary.expense.by_category).map(([category, amount]: [string, any]) => (
+                  <div key={category} style={{ marginBottom: 12, cursor: 'pointer' }} onClick={() => handleCategoryClick('expense', category)}>
+                    <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 4 }}>
+                      <span style={{ color: '#1890ff', textDecoration: 'underline' }}>{LEVEL2_LABELS[category] || category}</span>
+                      <span>¥{(amount || 0).toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })}</span>
+                    </div>
+                    <Progress percent={costSummary.expense.total > 0 ? (amount / costSummary.expense.total) * 100 : 0} strokeColor="#fa541c" size="small" />
+                  </div>
+                ))
+              ) : (
+                <div style={{ textAlign: 'center', padding: 20, color: '#999' }}>{t('projectCost.noData')}</div>
+              )}
+            </Card>
+          </Col>
+        </Row>
+
+        {costSummary.expense && Object.keys(costSummary.expense.by_level1 || {}).length > 0 && (
+          <Card title={t('projectCost.expenseByLevel1')} size="small" style={{ marginTop: 16 }}>
+            <Row gutter={[16, 16]}>
+              {Object.entries(costSummary.expense.by_level1).map(([level1, amount]: [string, any]) => (
+                <Col xs={8} sm={8} key={level1}>
+                  <Statistic title={LEVEL1_LABELS[level1] || level1} value={amount} precision={2} prefix="¥" valueStyle={{ fontSize: 16 }} />
+                </Col>
+              ))}
+            </Row>
+          </Card>
+        )}
+      </>
+    )
+  }
+
+  const renderDetails = () => {
+    if (!selectedProjectId) return <div style={{ textAlign: 'center', padding: 40, color: '#999' }}>{t('projectCost.selectProject')}</div>
+
+    return (
+      <>
+        <div style={{ marginBottom: 16, display: 'flex', justifyContent: 'space-between', flexWrap: 'wrap', gap: 8 }}>
+          <Space size="small" wrap>
+            <RangePicker size="small" onChange={(dates) => setDetailDateRange(dates as any)} />
+            <Select size="small" allowClear placeholder={t('finance.incomeType')} style={{ width: 100 }}
+              onChange={(v) => { const f = { ...detailFilter, txn_type: v }; if (!v) delete f.txn_type; setDetailFilter(f); fetchDetails(1, f); }}
+              options={[{ value: 'income', label: t('finance.income') }, { value: 'expense', label: t('finance.expense') }]}
+            />
+            <Select size="small" allowClear placeholder={t('finance.level1Category')} style={{ width: 120 }}
+              onChange={(v) => { const f = { ...detailFilter, category_level1: v }; if (!v) delete f.category_level1; setDetailFilter(f); fetchDetails(1, f); }}
+              options={[
+                { value: 'income', label: t('finance.incomeCategory') },
+                { value: 'project', label: t('finance.projectExpense') },
+                { value: 'company', label: t('finance.companyExpense') },
+                { value: 'finance', label: t('cash.financeExpense') },
+              ]}
+            />
+          </Space>
+        </div>
+
+        <Card size="small" styles={{ body: { padding: 0 } }}>
+          <Spin spinning={detailLoading}>
+            <Table
+              dataSource={details}
+              columns={detailColumns}
+              rowKey="id"
+              size="small"
+              scroll={{ x: 900 }}
+              pagination={{
+                current: detailPagination.page,
+                pageSize: detailPagination.pageSize,
+                total: detailPagination.total,
+                onChange: (page) => fetchDetails(page, detailFilter),
+                showTotal: (total) => t('finance.totalRecords', { total })
+              }}
+            />
+          </Spin>
+        </Card>
+      </>
+    )
+  }
+
+  const tabItems = [
+    {
+      key: 'overview',
+      label: <span><BarChartOutlined /> {t('projectCost.overviewTab')}</span>,
+      children: renderOverview(),
+    },
+    {
+      key: 'details',
+      label: <span><UnorderedListOutlined /> {t('projectCost.detailsTab')}</span>,
+      children: renderDetails(),
+    },
+  ]
 
   return (
     <div style={{ padding: 24 }}>
-      <Card>
-        <Row gutter={16} style={{ marginBottom: 24 }}>
-          <Col span={12}>
+      <Title level={3} style={{ marginBottom: 24 }}>{t('projectCost.title')}</Title>
+
+      <Card style={{ marginBottom: 16 }}>
         <Select
-              placeholder="请选择项目查看成本统计"
-              style={{ width: '100%' }}
+          placeholder={t('projectCost.selectProject')}
+          style={{ width: '100%', maxWidth: 500 }}
+          showSearch optionFilterProp="label"
           value={selectedProjectId}
-              onChange={(value) => setSelectedProjectId(value)}
+          onChange={setSelectedProjectId}
+          options={projects.map(p => ({ value: p.id, label: p.name }))}
+        />
+      </Card>
+
+      <Tabs activeKey={activeTab} onChange={setActiveTab} items={tabItems} type="card" />
+
+      <Modal
+        title={modalTitle}
+        open={modalVisible}
+        onCancel={() => setModalVisible(false)}
+        footer={null}
+        width={800}
+        destroyOnClose
       >
-              {projects.map(project => (
-                <Select.Option key={project.id} value={project.id}>
-                  {project.name}
-                </Select.Option>
-              ))}
-            </Select>
-          </Col>
-        </Row>
-        
-        {loading ? (
-          <div style={{ textAlign: 'center', padding: 40 }}>
-            <Spin size="large" />
-          </div>
-        ) : costSummary ? (
-          <>
-            <Row gutter={16} style={{ marginBottom: 24 }}>
-              <Col span={6}>
-                <Card>
-                  <Statistic
-                    title="合同金额"
-                    value={costSummary.contract_amount}
-                    precision={2}
-                    prefix={<DollarOutlined />}
-                    valueStyle={{ color: '#1890ff' }}
+        <Spin spinning={modalLoading}>
+          <Table
+            dataSource={modalRecords}
+            columns={modalColumns}
+            rowKey="id"
+            size="small"
+            scroll={{ x: 700 }}
+            pagination={{
+              current: modalPagination.page,
+              pageSize: modalPagination.pageSize,
+              total: modalPagination.total,
+              onChange: (page) => fetchModalRecords(page),
+              showTotal: (total) => t('finance.totalRecords', { total })
+            }}
           />
-                </Card>
-              </Col>
-              <Col span={6}>
-                <Card>
-                  <Statistic
-                    title="采购成本"
-                    value={costSummary.purchase_cost.total}
-                    precision={2}
-                    prefix={<ShoppingOutlined />}
-                    valueStyle={{ color: '#faad14' }}
-                  />
-                </Card>
-              </Col>
-              <Col span={6}>
-                <Card>
-                  <Statistic
-                    title="付款支出"
-                    value={costSummary.payment_cost}
-                    precision={2}
-                    prefix={<DollarOutlined />}
-                    valueStyle={{ color: '#fa8c16' }}
-                  />
-                </Card>
-              </Col>
-              <Col span={6}>
-                <Card>
-                  <Statistic
-                    title="利润"
-                    value={costSummary.profit}
-                    precision={2}
-                    prefix={<BarChartOutlined />}
-                    valueStyle={{ color: costSummary.profit >= 0 ? '#52c41a' : '#ff4d4f' }}
-                  />
-                </Card>
-              </Col>
-            </Row>
-            
-            <Row gutter={16}>
-              <Col span={12}>
-                <Card title="总成本构成" style={{ marginBottom: 16 }}>
-                  <div style={{ marginBottom: 16 }}>
-                    <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
-                      <span>合同金额</span>
-                      <span>{(costSummary.contract_amount || 0).toFixed(2)}</span>
-                    </div>
-                    <Progress
-                      percent={100}
-                      status="active"
-                      strokeColor="#1890ff"
-                    />
-                  </div>
-                  <div style={{ marginBottom: 16 }}>
-                    <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
-                      <span>采购成本</span>
-                      <span>{(costSummary.purchase_cost.total || 0).toFixed(2)}</span>
-                    </div>
-                    <Progress
-                      percent={costSummary.contract_amount > 0 ? Math.min((costSummary.purchase_cost.total / costSummary.contract_amount) * 100, 100) : 0}
-                      status="normal"
-                      strokeColor="#faad14"
-                    />
-                  </div>
-                  <div style={{ marginBottom: 16 }}>
-                    <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
-                      <span>付款支出</span>
-                      <span>{(costSummary.payment_cost || 0).toFixed(2)}</span>
-                    </div>
-                    <Progress
-                      percent={costSummary.contract_amount > 0 ? Math.min((costSummary.payment_cost / costSummary.contract_amount) * 100, 100) : 0}
-                      status="normal"
-                      strokeColor="#fa8c16"
-                    />
-                  </div>
-                  <div>
-                    <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
-                      <span>总成本</span>
-                      <span>{costSummary.total_cost.toFixed(2)}</span>
-                    </div>
-                    <Progress
-                      percent={costSummary.contract_amount > 0 ? Math.min((costSummary.total_cost / costSummary.contract_amount) * 100, 100) : 0}
-                      status="normal"
-                      strokeColor={costSummary.profit >= 0 ? '#52c41a' : '#ff4d4f'}
-                    />
-                  </div>
-                </Card>
-              </Col>
-              <Col span={12}>
-                <Card title="采购成本分类">
-                  {Object.keys(costSummary.purchase_cost.by_category).length > 0 ? (
-                    <div>
-                      {Object.entries(costSummary.purchase_cost.by_category).map(([category, amount]) => {
-                        const categoryMap: Record<string, string> = {
-                          material: '材料',
-                          equipment: '设备',
-                          pole: '电杆',
-                          other: '其他'
-                        }
-                        return (
-                          <div key={category} style={{ marginBottom: 16 }}>
-                            <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
-                              <span>{categoryMap[category] || category}</span>
-                              <span>{(amount || 0).toFixed(2)}</span>
-                            </div>
-                            <Progress
-                              percent={costSummary.purchase_cost.total > 0 ? (amount / costSummary.purchase_cost.total) * 100 : 0}
-                              status="normal"
-                            />
-                          </div>
-                        )
-                      })}
-                    </div>
-                  ) : (
-                    <div style={{ textAlign: 'center', padding: 20, color: '#999' }}>
-                      暂无采购成本数据
-                    </div>
-                  )}
-                </Card>
-              </Col>
-            </Row>
-          </>
-        ) : (
-          <div style={{ textAlign: 'center', padding: 40, color: '#999' }}>
-            请选择项目查看成本统计
-          </div>
-        )}
-      </Card>
+        </Spin>
+      </Modal>
     </div>
   )
 }

frontend/src/pages/PurchaseOrdersPage.tsx

@@ -18,6 +18,7 @@ import {
 } from '@ant-design/icons'
 import type { ColumnsType } from 'antd/es/table'
 import dayjs from 'dayjs'
+import { useLanguageStore } from '../store/languageStore'
 
 interface PurchaseOrder {
   id: number
@@ -94,6 +95,7 @@ interface Supplier { id: number; name: string; country: string }
 interface Product { id: number; name: string; specification: string; unit: string }
 
 const PurchaseOrdersPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [orders, setOrders] = useState<PurchaseOrder[]>([])
   const [loading, setLoading] = useState(false)
   const [projects, setProjects] = useState<Project[]>([])
@@ -128,11 +130,11 @@ const PurchaseOrdersPage: React.FC = () => {
       if (data.success) {
         setOrders(data.data)
       } else {
-        message.error('获取采购订单列表失败')
+        message.error(t('purchaseOrder.getListFailed'))
       }
     } catch (error) {
       console.error('获取采购订单列表失败:', error)
-      message.error('获取采购订单列表失败')
+      message.error(t('purchaseOrder.getListFailed'))
     } finally {
       setLoading(false)
     }
@@ -177,11 +179,11 @@ const PurchaseOrdersPage: React.FC = () => {
         setDetailModalVisible(true)
         setActiveDetailTab('basic')
       } else {
-        message.error('获取订单详情失败')
+        message.error(t('purchaseOrder.getDetailFailed'))
       }
     } catch (error) {
       console.error('获取订单详情失败:', error)
-      message.error('获取订单详情失败')
+      message.error(t('purchaseOrder.getDetailFailed'))
     }
   }
   
@@ -204,14 +206,14 @@ const PurchaseOrdersPage: React.FC = () => {
       })
       const data = await response.json()
       if (data.success) {
-        message.success('订单确认成功')
+        message.success(t('purchaseOrder.orderConfirmSuccess'))
         fetchOrders()
       } else {
-        message.error(data.message || '订单确认失败')
+        message.error(data.message || t('purchaseOrder.orderConfirmFailed'))
       }
     } catch (error) {
       console.error('订单确认失败:', error)
-      message.error('订单确认失败')
+      message.error(t('purchaseOrder.orderConfirmFailed'))
     }
   }
   
@@ -220,14 +222,14 @@ const PurchaseOrdersPage: React.FC = () => {
       const response = await fetch(`/api/purchase-orders/${id}/cancel`, { method: 'POST' })
       const data = await response.json()
       if (data.success) {
-        message.success('订单已取消')
+        message.success(t('purchaseOrder.orderCancelSuccess'))
         fetchOrders()
       } else {
-        message.error('取消订单失败')
+        message.error(t('purchaseOrder.orderCancelFailed'))
       }
     } catch (error) {
       console.error('取消订单失败:', error)
-      message.error('取消订单失败')
+      message.error(t('purchaseOrder.orderCancelFailed'))
     }
   }
   
@@ -236,14 +238,14 @@ const PurchaseOrdersPage: React.FC = () => {
       const response = await fetch(`/api/purchase-orders/${id}`, { method: 'DELETE' })
       const data = await response.json()
       if (data.success) {
-        message.success('订单删除成功')
+        message.success(t('purchaseOrder.orderDeleteSuccess'))
         fetchOrders()
       } else {
-        message.error('删除订单失败')
+        message.error(t('purchaseOrder.orderDeleteFailed'))
       }
     } catch (error) {
       console.error('删除订单失败:', error)
-      message.error('删除订单失败')
+      message.error(t('purchaseOrder.orderDeleteFailed'))
     }
   }
 
@@ -275,11 +277,11 @@ const PurchaseOrdersPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success(editingItem ? '商品更新成功' : '商品添加成功')
+        message.success(editingItem ? t('purchaseOrder.productUpdateSuccess') : t('purchaseOrder.productAddSuccess'))
         setItemModalVisible(false)
         fetchOrderDetail(currentOrder!.id)
       } else {
-        message.error('操作失败')
+        message.error(t('common.operationFailed'))
       }
     } catch (error) {
       console.error('保存商品失败:', error)
@@ -293,10 +295,10 @@ const PurchaseOrdersPage: React.FC = () => {
       })
       const data = await response.json()
       if (data.success) {
-        message.success('商品删除成功')
+        message.success(t('purchaseOrder.productDeleteSuccess'))
         fetchOrderDetail(currentOrder!.id)
       } else {
-        message.error('删除失败')
+        message.error(t('common.deleteFailed'))
       }
     } catch (error) {
       console.error('删除商品失败:', error)
@@ -338,11 +340,11 @@ const PurchaseOrdersPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success(editingPayment ? '付款计划更新成功' : '付款计划添加成功')
+        message.success(editingPayment ? t('purchaseOrder.paymentPlanUpdateSuccess') : t('purchaseOrder.paymentPlanAddSuccess'))
         setPaymentModalVisible(false)
         fetchOrderDetail(currentOrder!.id)
       } else {
-        message.error('操作失败')
+        message.error(t('common.operationFailed'))
       }
     } catch (error) {
       console.error('保存付款计划失败:', error)
@@ -356,10 +358,10 @@ const PurchaseOrdersPage: React.FC = () => {
       })
       const data = await response.json()
       if (data.success) {
-        message.success('付款计划删除成功')
+        message.success(t('purchaseOrder.paymentPlanDeleteSuccess'))
         fetchOrderDetail(currentOrder!.id)
       } else {
-        message.error('删除失败')
+        message.error(t('common.deleteFailed'))
       }
     } catch (error) {
       console.error('删除付款计划失败:', error)
@@ -368,14 +370,14 @@ const PurchaseOrdersPage: React.FC = () => {
 
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      draft: { color: 'default', text: '草稿' },
-      confirmed: { color: 'blue', text: '已确认' },
-      partial_paid: { color: 'orange', text: '部分付款' },
-      paid: { color: 'green', text: '已付清' },
-      shipping: { color: 'cyan', text: '物流中' },
-      verified: { color: 'purple', text: '已验收' },
-      closed: { color: 'success', text: '已关闭' },
-      cancelled: { color: 'error', text: '已取消' }
+      draft: { color: 'default', text: t('purchaseOrder.draft') },
+      confirmed: { color: 'blue', text: t('purchaseOrder.confirmed') },
+      partial_paid: { color: 'orange', text: t('purchaseOrder.partialPayment') },
+      paid: { color: 'green', text: t('purchaseOrder.paidOff') },
+      shipping: { color: 'cyan', text: t('purchaseOrder.inTransit') },
+      verified: { color: 'purple', text: t('purchaseOrder.accepted') },
+      closed: { color: 'success', text: t('purchaseOrder.closed') },
+      cancelled: { color: 'error', text: t('purchaseOrder.cancelled') }
     }
     const info = statusMap[status] || { color: 'default', text: status }
     return <Tag color={info.color}>{info.text}</Tag>
@@ -390,7 +392,7 @@ const PurchaseOrdersPage: React.FC = () => {
   
   const columns: ColumnsType<PurchaseOrder> = [
     {
-      title: '订单号',
+      title: t('purchaseOrder.orderCode'),
       dataIndex: 'code',
       key: 'code',
       width: 150,
@@ -399,21 +401,21 @@ const PurchaseOrdersPage: React.FC = () => {
       )
     },
     {
-      title: '供应商',
+      title: t('purchaseOrder.supplier'),
       dataIndex: 'supplier_name',
       key: 'supplier_name',
       width: 140,
       render: (v: string) => v || '-'
     },
     {
-      title: '项目',
+      title: t('purchaseOrder.relatedProject'),
       dataIndex: 'project_name',
       key: 'project_name',
       width: 120,
       render: (v: string) => v || '-'
     },
     {
-      title: '金额',
+      title: t('purchaseOrder.amount'),
       dataIndex: 'total_amount',
       key: 'total_amount',
       width: 140,
@@ -428,7 +430,7 @@ const PurchaseOrdersPage: React.FC = () => {
       }
     },
     {
-      title: '已付',
+      title: t('purchaseOrder.paid'),
       dataIndex: 'paid_amount',
       key: 'paid_amount',
       width: 120,
@@ -440,7 +442,7 @@ const PurchaseOrdersPage: React.FC = () => {
       )
     },
     {
-      title: '状态',
+      title: t('purchaseOrder.status'),
       dataIndex: 'status',
       key: 'status',
       width: 100,
@@ -448,14 +450,14 @@ const PurchaseOrdersPage: React.FC = () => {
       render: getStatusTag
     },
     {
-      title: '创建日期',
+      title: t('purchaseOrder.createDate'),
       dataIndex: 'created_at',
       key: 'created_at',
       width: 100,
       render: (v: string) => v ? dayjs(v).format('MM-DD') : '-'
     },
     {
-      title: '操作',
+      title: t('purchaseOrder.action'),
       key: 'actions',
       width: 180,
       fixed: 'right',
@@ -464,14 +466,14 @@ const PurchaseOrdersPage: React.FC = () => {
           <Button size="small" type="text" icon={<EyeOutlined />} onClick={() => fetchOrderDetail(record.id)} />
           {record.status === 'draft' && (
             <>
-              <Button size="small" type="text" icon={<CheckOutlined />} style={{ color: '#52c41a' }} onClick={() => handleConfirmOrder(record.id)}>确认</Button>
-              <Popconfirm title="确定要取消吗？" onConfirm={() => handleCancelOrder(record.id)}>
-                <Button size="small" type="text" danger>取消</Button>
+              <Button size="small" type="text" icon={<CheckOutlined />} style={{ color: '#52c41a' }} onClick={() => handleConfirmOrder(record.id)}>{t('purchaseOrder.confirm')}</Button>
+              <Popconfirm title={t('purchaseOrder.confirmCancel')} onConfirm={() => handleCancelOrder(record.id)}>
+                <Button size="small" type="text" danger>{t('purchaseOrder.cancel')}</Button>
               </Popconfirm>
             </>
           )}
           {record.status === 'cancelled' && (
-            <Popconfirm title="确定要删除吗？" onConfirm={() => handleDeleteOrder(record.id)}>
+            <Popconfirm title={t('purchaseOrder.confirmDelete')} onConfirm={() => handleDeleteOrder(record.id)}>
               <Button size="small" type="text" danger icon={<DeleteOutlined />} />
             </Popconfirm>
           )}
@@ -481,20 +483,20 @@ const PurchaseOrdersPage: React.FC = () => {
   ]
   
   const itemColumns: ColumnsType<OrderItem> = [
-    { title: '商品名称', dataIndex: 'product_name', key: 'product_name', width: 150 },
-    { title: '规格', dataIndex: 'specification', key: 'specification', width: 100 },
-    { title: '单位', dataIndex: 'unit', key: 'unit', width: 60 },
-    { title: '数量', dataIndex: 'quantity', key: 'quantity', width: 80, align: 'right' },
-    { title: '单价', dataIndex: 'unit_price', key: 'unit_price', width: 100, align: 'right', render: (v: number) => v?.toFixed(2) },
-    { title: '小计', dataIndex: 'total_price', key: 'total_price', width: 120, align: 'right', render: (v: number) => <strong>{v?.toFixed(2)}</strong> },
+    { title: t('purchaseOrder.productName'), dataIndex: 'product_name', key: 'product_name', width: 150 },
+    { title: t('purchaseOrder.spec'), dataIndex: 'specification', key: 'specification', width: 100 },
+    { title: t('purchaseOrder.unit'), dataIndex: 'unit', key: 'unit', width: 60 },
+    { title: t('purchaseOrder.quantity'), dataIndex: 'quantity', key: 'quantity', width: 80, align: 'right' },
+    { title: t('purchaseOrder.unitPrice'), dataIndex: 'unit_price', key: 'unit_price', width: 100, align: 'right', render: (v: number) => v?.toFixed(2) },
+    { title: t('purchaseOrder.subtotal'), dataIndex: 'total_price', key: 'total_price', width: 120, align: 'right', render: (v: number) => <strong>{v?.toFixed(2)}</strong> },
     {
-      title: '操作',
+      title: t('purchaseOrder.action'),
       key: 'actions',
       width: 100,
       render: (_, record) => currentOrder?.status === 'draft' && (
         <Space size={4}>
           <Button size="small" type="text" icon={<EditOutlined />} onClick={() => handleEditItem(record)} />
-          <Popconfirm title="确定删除？" onConfirm={() => handleDeleteItem(record.id)}>
+          <Popconfirm title={t('purchaseOrder.confirmDeleteShort')} onConfirm={() => handleDeleteItem(record.id)}>
             <Button size="small" type="text" danger icon={<DeleteOutlined />} />
           </Popconfirm>
         </Space>
@@ -503,28 +505,28 @@ const PurchaseOrdersPage: React.FC = () => {
   ]
   
   const paymentColumns: ColumnsType<PaymentPlan> = [
-    { title: '阶段', dataIndex: 'stage', key: 'stage', width: 80 },
-    { title: '计划日期', dataIndex: 'planned_date', key: 'planned_date', width: 100 },
-    { title: '计划金额', dataIndex: 'planned_amount', key: 'planned_amount', width: 120, align: 'right', render: (v: number) => v?.toFixed(2) },
-    { title: '比例%', dataIndex: 'planned_percentage', key: 'planned_percentage', width: 80, align: 'right' },
-    { title: '实际金额', dataIndex: 'actual_amount', key: 'actual_amount', width: 120, align: 'right', render: (v: number) => v?.toFixed(2) || '-' },
-    { title: '状态', dataIndex: 'status', key: 'status', width: 80, render: (s: string) => {
+    { title: t('purchaseOrder.phase'), dataIndex: 'stage', key: 'stage', width: 80 },
+    { title: t('purchaseOrder.plannedDate'), dataIndex: 'planned_date', key: 'planned_date', width: 100 },
+    { title: t('purchaseOrder.plannedAmount'), dataIndex: 'planned_amount', key: 'planned_amount', width: 120, align: 'right', render: (v: number) => v?.toFixed(2) },
+    { title: t('purchaseOrder.ratioPercent'), dataIndex: 'planned_percentage', key: 'planned_percentage', width: 80, align: 'right' },
+    { title: t('purchaseOrder.actualAmount'), dataIndex: 'actual_amount', key: 'actual_amount', width: 120, align: 'right', render: (v: number) => v?.toFixed(2) || '-' },
+    { title: t('purchaseOrder.status'), dataIndex: 'status', key: 'status', width: 80, render: (s: string) => {
       const map: Record<string, { color: string; text: string }> = {
-        pending: { color: 'default', text: '待付款' },
-        requested: { color: 'blue', text: '已申请' },
-        paid: { color: 'green', text: '已支付' }
+        pending: { color: 'default', text: t('purchaseOrder.pendingPayment') },
+        requested: { color: 'blue', text: t('purchaseOrder.applied') },
+        paid: { color: 'green', text: t('purchaseOrder.paidStatus') }
       }
       const info = map[s] || { color: 'default', text: s }
       return <Tag color={info.color}>{info.text}</Tag>
     }},
     {
-      title: '操作',
+      title: t('purchaseOrder.action'),
       key: 'actions',
       width: 100,
       render: (_, record) => record.status === 'pending' && (
         <Space size={4}>
           <Button size="small" type="text" icon={<EditOutlined />} onClick={() => handleEditPayment(record)} />
-          <Popconfirm title="确定删除？" onConfirm={() => handleDeletePayment(record.id)}>
+          <Popconfirm title={t('purchaseOrder.confirmDeleteShort')} onConfirm={() => handleDeletePayment(record.id)}>
             <Button size="small" type="text" danger icon={<DeleteOutlined />} />
           </Popconfirm>
         </Space>
@@ -533,46 +535,46 @@ const PurchaseOrdersPage: React.FC = () => {
   ]
   
   const logisticsColumns: ColumnsType<LogisticsRecord> = [
-    { title: '物流单号', dataIndex: 'code', key: 'code', width: 120 },
-    { title: '发货地', dataIndex: 'ship_from', key: 'ship_from', width: 80, render: (v: string) => v === 'China' ? '中国' : '老挝' },
-    { title: '物流公司', dataIndex: 'logistics_company_name', key: 'logistics_company_name', width: 120 },
-    { title: '发货日期', dataIndex: 'ship_date', key: 'ship_date', width: 100 },
-    { title: '一次运费', dataIndex: 'primary_freight', key: 'primary_freight', width: 100, align: 'right', render: (v: number) => v?.toFixed(2) || '-' },
-    { title: '二次运费', dataIndex: 'secondary_freight', key: 'secondary_freight', width: 100, align: 'right', render: (v: number) => v?.toFixed(2) || '-' },
-    { title: '状态', dataIndex: 'status', key: 'status', width: 80, render: getStatusTag }
+    { title: t('purchaseOrder.trackingNumber'), dataIndex: 'code', key: 'code', width: 120 },
+    { title: t('purchaseOrder.origin'), dataIndex: 'ship_from', key: 'ship_from', width: 80, render: (v: string) => v === 'China' ? t('purchaseOrder.china') : t('purchaseOrder.laos') },
+    { title: t('purchaseOrder.logisticsCompany'), dataIndex: 'logistics_company_name', key: 'logistics_company_name', width: 120 },
+    { title: t('purchaseOrder.deliveryDate'), dataIndex: 'ship_date', key: 'ship_date', width: 100 },
+    { title: t('purchaseOrder.freight1'), dataIndex: 'primary_freight', key: 'primary_freight', width: 100, align: 'right', render: (v: number) => v?.toFixed(2) || '-' },
+    { title: t('purchaseOrder.freight2'), dataIndex: 'secondary_freight', key: 'secondary_freight', width: 100, align: 'right', render: (v: number) => v?.toFixed(2) || '-' },
+    { title: t('purchaseOrder.status'), dataIndex: 'status', key: 'status', width: 80, render: getStatusTag }
   ]
   
   const verificationColumns: ColumnsType<VerificationRecord> = [
-    { title: '验收单号', dataIndex: 'code', key: 'code', width: 120 },
-    { title: '验收日期', dataIndex: 'verification_date', key: 'verification_date', width: 100 },
-    { title: '验收人', dataIndex: 'verifier', key: 'verifier', width: 80 },
-    { title: '验收数量', dataIndex: 'total_verified', key: 'total_verified', width: 100, align: 'right' },
-    { title: '状态', dataIndex: 'status', key: 'status', width: 80, render: getStatusTag }
+    { title: t('purchaseOrder.acceptanceCode'), dataIndex: 'code', key: 'code', width: 120 },
+    { title: t('purchaseOrder.acceptanceDate'), dataIndex: 'verification_date', key: 'verification_date', width: 100 },
+    { title: t('purchaseOrder.acceptor'), dataIndex: 'verifier', key: 'verifier', width: 80 },
+    { title: t('purchaseOrder.acceptedQty'), dataIndex: 'total_verified', key: 'total_verified', width: 100, align: 'right' },
+    { title: t('purchaseOrder.status'), dataIndex: 'status', key: 'status', width: 80, render: getStatusTag }
   ]
 
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <h2 style={{ marginBottom: 8 }}>采购订单</h2>
-        <p style={{ color: '#888', marginBottom: 0 }}>管理采购订单（多TAB：基本信息、商品明细、付款信息、物流信息、验收记录）</p>
+        <h2 style={{ marginBottom: 8 }}>{t('purchaseOrder.title')}</h2>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('purchaseOrder.description')}</p>
       </div>
 
       <Card>
         <Row gutter={16} style={{ marginBottom: 16 }}>
           <Col span={6}>
-            <Select placeholder="选择项目筛选" allowClear style={{ width: '100%' }} onChange={(v) => setSelectedProjectId(v)}>
+            <Select placeholder={t('purchaseOrder.selectProject')} allowClear style={{ width: '100%' }} onChange={(v) => setSelectedProjectId(v)}>
               {projects.map(p => <Select.Option key={p.id} value={p.id}>{p.name}</Select.Option>)}
             </Select>
           </Col>
           <Col span={6}>
-            <Select placeholder="选择状态筛选" allowClear style={{ width: '100%' }} onChange={(v) => setSelectedStatus(v)}>
-              <Select.Option value="draft">草稿</Select.Option>
-              <Select.Option value="confirmed">已确认</Select.Option>
-              <Select.Option value="partial_paid">部分付款</Select.Option>
-              <Select.Option value="paid">已付清</Select.Option>
-              <Select.Option value="shipping">物流中</Select.Option>
-              <Select.Option value="verified">已验收</Select.Option>
-              <Select.Option value="cancelled">已取消</Select.Option>
+            <Select placeholder={t('purchaseOrder.selectStatus')} allowClear style={{ width: '100%' }} onChange={(v) => setSelectedStatus(v)}>
+              <Select.Option value="draft">{t('purchaseOrder.draft')}</Select.Option>
+              <Select.Option value="confirmed">{t('purchaseOrder.confirmed')}</Select.Option>
+              <Select.Option value="partial_paid">{t('purchaseOrder.partialPayment')}</Select.Option>
+              <Select.Option value="paid">{t('purchaseOrder.paidOff')}</Select.Option>
+              <Select.Option value="shipping">{t('purchaseOrder.inTransit')}</Select.Option>
+              <Select.Option value="verified">{t('purchaseOrder.accepted')}</Select.Option>
+              <Select.Option value="cancelled">{t('purchaseOrder.cancelled')}</Select.Option>
             </Select>
           </Col>
         </Row>
@@ -581,7 +583,7 @@ const PurchaseOrdersPage: React.FC = () => {
       
       {/* 订单详情弹窗 - 多TAB */}
       <Modal
-        title={`采购订单详情 - ${currentOrder?.code || ''}`}
+        title={t('purchaseOrder.detailTitle').replace('{code}', currentOrder?.code || '')}
         open={detailModalVisible}
         onCancel={() => setDetailModalVisible(false)}
         footer={null}
@@ -590,59 +592,59 @@ const PurchaseOrdersPage: React.FC = () => {
         {currentOrder && (
           <Tabs activeKey={activeDetailTab} onChange={setActiveDetailTab}>
             {/* TAB1: 基本信息 */}
-            <Tabs.TabPane tab={<span><FileTextOutlined /> 基本信息</span>} key="basic">
+            <Tabs.TabPane tab={<span><FileTextOutlined /> {t('purchaseOrder.basicInfo')}</span>} key="basic">
               <Descriptions bordered column={2}>
-                <Descriptions.Item label="订单号">{currentOrder.code}</Descriptions.Item>
-                <Descriptions.Item label="状态">{getStatusTag(currentOrder.status)}</Descriptions.Item>
-                <Descriptions.Item label="供应商">{currentOrder.supplier_name || '-'}</Descriptions.Item>
-                <Descriptions.Item label="供应商国家">{currentOrder.supplier_country === 'China' ? '中国' : (currentOrder.supplier_country || '老挝')}</Descriptions.Item>
-                <Descriptions.Item label="项目">{currentOrder.project_name || '-'}</Descriptions.Item>
-                <Descriptions.Item label="币种">{currentOrder.currency}</Descriptions.Item>
-                <Descriptions.Item label="预计金额">
+                <Descriptions.Item label={t('purchaseOrder.orderCode')}>{currentOrder.code}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseOrder.status')}>{getStatusTag(currentOrder.status)}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseOrder.supplier')}>{currentOrder.supplier_name || '-'}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseOrder.supplierCountry')}>{currentOrder.supplier_country === 'China' ? t('purchaseOrder.china') : (currentOrder.supplier_country || t('purchaseOrder.laos'))}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseOrder.relatedProject')}>{currentOrder.project_name || '-'}</Descriptions.Item>
+                <Descriptions.Item label={t('common.currency')}>{currentOrder.currency}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseOrder.estimatedAmount')}>
                   <span style={{ color: '#999' }}>{currentOrder.estimated_amount?.toFixed(2) || '0.00'}</span>
                 </Descriptions.Item>
-                <Descriptions.Item label="订单金额">
+                <Descriptions.Item label={t('purchaseOrder.orderAmount')}>
                   <span style={{ fontWeight: 'bold', color: getAmountColor(currentOrder.status) }}>
                     {currentOrder.total_amount?.toFixed(2) || '0.00'}
                   </span>
                 </Descriptions.Item>
-                <Descriptions.Item label="已付金额">
+                <Descriptions.Item label={t('purchaseOrder.paidAmount')}>
                   <span style={{ color: '#52c41a' }}>{currentOrder.paid_amount?.toFixed(2) || '0.00'}</span>
                 </Descriptions.Item>
-                <Descriptions.Item label="创建时间">{currentOrder.created_at}</Descriptions.Item>
-                {currentOrder.remark && <Descriptions.Item label="备注" span={2}>{currentOrder.remark}</Descriptions.Item>}
+                <Descriptions.Item label={t('purchaseOrder.createdAt')}>{currentOrder.created_at}</Descriptions.Item>
+                {currentOrder.remark && <Descriptions.Item label={t('purchaseOrder.remark')} span={2}>{currentOrder.remark}</Descriptions.Item>}
               </Descriptions>
             </Tabs.TabPane>
             
             {/* TAB2: 商品明细 */}
-            <Tabs.TabPane tab={<span><FileTextOutlined /> 商品明细</span>} key="items">
+            <Tabs.TabPane tab={<span><FileTextOutlined /> {t('purchaseOrder.productDetails')}</span>} key="items">
               {currentOrder.status === 'draft' && (
-                <Button type="dashed" icon={<PlusOutlined />} onClick={handleAddItem} style={{ marginBottom: 16 }}>添加商品</Button>
+                <Button type="dashed" icon={<PlusOutlined />} onClick={handleAddItem} style={{ marginBottom: 16 }}>{t('purchaseOrder.addProduct')}</Button>
               )}
               <Table columns={itemColumns} dataSource={currentOrder.items || []} rowKey="id" pagination={false} size="small" />
               <div style={{ marginTop: 16, textAlign: 'right' }}>
-                <strong>商品总计：{currentOrder.currency} {(currentOrder.items || []).reduce((sum, item) => sum + (item.total_price || 0), 0).toFixed(2)}</strong>
+                <strong>{t('purchaseOrder.productTotal')}{currentOrder.currency} {(currentOrder.items || []).reduce((sum, item) => sum + (item.total_price || 0), 0).toFixed(2)}</strong>
               </div>
             </Tabs.TabPane>
             
             {/* TAB3: 付款信息 */}
-            <Tabs.TabPane tab={<span><FileTextOutlined /> 付款信息</span>} key="payment">
+            <Tabs.TabPane tab={<span><FileTextOutlined /> {t('purchaseOrder.paymentInfo')}</span>} key="payment">
               {currentOrder.status !== 'draft' && currentOrder.status !== 'cancelled' && (
-                <Button type="dashed" icon={<PlusOutlined />} onClick={handleAddPayment} style={{ marginBottom: 16 }}>添加付款计划</Button>
+                <Button type="dashed" icon={<PlusOutlined />} onClick={handleAddPayment} style={{ marginBottom: 16 }}>{t('purchaseOrder.addPaymentPlan')}</Button>
               )}
               <Table columns={paymentColumns} dataSource={currentOrder.payment_plans || []} rowKey="id" pagination={false} size="small" />
             </Tabs.TabPane>
             
             {/* TAB4: 物流信息 */}
-            <Tabs.TabPane tab={<span><CarOutlined /> 物流信息</span>} key="logistics">
+            <Tabs.TabPane tab={<span><CarOutlined /> {t('purchaseOrder.logisticsInfo')}</span>} key="logistics">
               <Table columns={logisticsColumns} dataSource={currentOrder.logistics || []} rowKey="id" pagination={false} size="small" />
-              {(currentOrder.logistics || []).length === 0 && <div style={{ textAlign: 'center', color: '#999', padding: 20 }}>暂无物流信息</div>}
+              {(currentOrder.logistics || []).length === 0 && <div style={{ textAlign: 'center', color: '#999', padding: 20 }}>{t('purchaseOrder.noLogistics')}</div>}
             </Tabs.TabPane>
             
             {/* TAB5: 验收记录 */}
-            <Tabs.TabPane tab={<span><SafetyCertificateOutlined /> 验收记录</span>} key="verification">
+            <Tabs.TabPane tab={<span><SafetyCertificateOutlined /> {t('purchaseOrder.acceptanceRecord')}</span>} key="verification">
               <Table columns={verificationColumns} dataSource={currentOrder.verifications || []} rowKey="id" pagination={false} size="small" />
-              {(currentOrder.verifications || []).length === 0 && <div style={{ textAlign: 'center', color: '#999', padding: 20 }}>暂无验收记录</div>}
+              {(currentOrder.verifications || []).length === 0 && <div style={{ textAlign: 'center', color: '#999', padding: 20 }}>{t('purchaseOrder.noAcceptance')}</div>}
             </Tabs.TabPane>
           </Tabs>
         )}
@@ -650,17 +652,21 @@ const PurchaseOrdersPage: React.FC = () => {
       
       {/* 商品明细编辑弹窗 */}
       <Modal
-        title={editingItem ? '编辑商品' : '添加商品'}
+        title={editingItem ? t('purchaseOrder.editProduct') : t('purchaseOrder.addProductTitle')}
         open={itemModalVisible}
         onOk={handleSaveItem}
-        onCancel={() => setItemModalVisible(false)}
+        onCancel={() => {
+          itemForm.resetFields();
+          setItemModalVisible(false);
+        }}
+        destroyOnClose
         width={600}
       >
         <Form form={itemForm} layout="vertical">
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item name="product_id" label="选择商品">
-                <Select placeholder="选择商品" allowClear showSearch optionFilterProp="children" onChange={(v) => {
+              <Form.Item name="product_id" label={t('purchaseOrder.selectProduct')}>
+                <Select placeholder={t('purchaseOrder.selectProduct')} allowClear showSearch optionFilterProp="children" onChange={(v) => {
                   const product = products.find(p => p.id === v)
                   if (product) {
                     itemForm.setFieldsValue({
@@ -675,29 +681,29 @@ const PurchaseOrdersPage: React.FC = () => {
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="product_name" label="商品名称" rules={[{ required: true }]}>
-                <Input placeholder="商品名称" />
+              <Form.Item name="product_name" label={t('purchaseOrder.productNameInput')} rules={[{ required: true }]}>
+                <Input placeholder={t('purchaseOrder.productNameInput')} />
               </Form.Item>
             </Col>
           </Row>
           <Row gutter={16}>
             <Col span={8}>
-              <Form.Item name="specification" label="规格">
-                <Input placeholder="规格" />
+              <Form.Item name="specification" label={t('purchaseOrder.specInput')}>
+                <Input placeholder={t('purchaseOrder.specInput')} />
               </Form.Item>
             </Col>
             <Col span={4}>
-              <Form.Item name="unit" label="单位">
-                <Input placeholder="单位" />
+              <Form.Item name="unit" label={t('purchaseOrder.unitInput')}>
+                <Input placeholder={t('purchaseOrder.unitInput')} />
               </Form.Item>
             </Col>
             <Col span={6}>
-              <Form.Item name="quantity" label="数量" rules={[{ required: true }]}>
+              <Form.Item name="quantity" label={t('purchaseOrder.quantityInput')} rules={[{ required: true }]}>
                 <InputNumber min={0} style={{ width: '100%' }} />
               </Form.Item>
             </Col>
             <Col span={6}>
-              <Form.Item name="unit_price" label="单价" rules={[{ required: true }]}>
+              <Form.Item name="unit_price" label={t('purchaseOrder.unitPriceInput')} rules={[{ required: true }]}>
                 <InputNumber min={0} precision={2} style={{ width: '100%' }} />
               </Form.Item>
             </Col>
@@ -707,43 +713,47 @@ const PurchaseOrdersPage: React.FC = () => {
       
       {/* 付款计划编辑弹窗 */}
       <Modal
-        title={editingPayment ? '编辑付款计划' : '添加付款计划'}
+        title={editingPayment ? t('purchaseOrder.editPaymentPlan') : t('purchaseOrder.addPaymentPlanTitle')}
         open={paymentModalVisible}
         onOk={handleSavePayment}
-        onCancel={() => setPaymentModalVisible(false)}
+        onCancel={() => {
+          paymentForm.resetFields();
+          setPaymentModalVisible(false);
+        }}
+        destroyOnClose
         width={500}
       >
         <Form form={paymentForm} layout="vertical">
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item name="stage" label="阶段" rules={[{ required: true }]}>
-                <Select placeholder="选择阶段">
-                  <Select.Option value="预付款">预付款</Select.Option>
-                  <Select.Option value="发货款">发货款</Select.Option>
-                  <Select.Option value="验收款">验收款</Select.Option>
-                  <Select.Option value="尾款">尾款</Select.Option>
+              <Form.Item name="stage" label={t('purchaseOrder.phase')} rules={[{ required: true }]}>
+                <Select placeholder={t('purchaseOrder.selectPhase')}>
+                  <Select.Option value="预付款">{t('purchaseOrder.advancePayment')}</Select.Option>
+                  <Select.Option value="发货款">{t('purchaseOrder.deliveryPayment')}</Select.Option>
+                  <Select.Option value="验收款">{t('purchaseOrder.acceptancePayment')}</Select.Option>
+                  <Select.Option value="尾款">{t('purchaseOrder.finalPayment')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="planned_date" label="计划日期">
+              <Form.Item name="planned_date" label={t('purchaseOrder.plannedDate')}>
                 <DatePicker style={{ width: '100%' }} />
               </Form.Item>
             </Col>
           </Row>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item name="planned_amount" label="计划金额" rules={[{ required: true }]}>
+              <Form.Item name="planned_amount" label={t('purchaseOrder.plannedAmount')} rules={[{ required: true }]}>
                 <InputNumber min={0} precision={2} style={{ width: '100%' }} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="planned_percentage" label="比例(%)">
+              <Form.Item name="planned_percentage" label={t('purchaseOrder.ratioPercent')}>
                 <InputNumber min={0} max={100} style={{ width: '100%' }} />
               </Form.Item>
             </Col>
           </Row>
-          <Form.Item name="remark" label="备注">
+          <Form.Item name="remark" label={t('purchaseOrder.remark')}>
             <Input.TextArea rows={2} />
           </Form.Item>
         </Form>

frontend/src/pages/PurchaseRequestsPage.tsx

@@ -22,6 +22,7 @@ import {
 import type { ColumnsType } from 'antd/es/table'
 import dayjs from 'dayjs'
 import useFormDraft from '../hooks/useFormDraft'
+import { useLanguageStore } from '../store/languageStore'
 
 interface PurchaseRequest {
   id: number
@@ -50,6 +51,7 @@ interface Project {
 }
 
 const PurchaseRequestsPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [purchaseRequests, setPurchaseRequests] = useState<PurchaseRequest[]>([])
   const [completedRequests, setCompletedRequests] = useState<PurchaseRequest[]>([])
   const [activeTab, setActiveTab] = useState('active')
@@ -113,11 +115,11 @@ const PurchaseRequestsPage: React.FC = () => {
         setPurchaseRequests(active)
         setCompletedRequests(completed)
       } else {
-        message.error('获取采购申请列表失败')
+        message.error(t('purchaseRequest.getListFailed'))
       }
     } catch (error) {
       console.error('获取采购申请列表失败:', error)
-      message.error('获取采购申请列表失败')
+      message.error(t('purchaseRequest.getListFailed'))
     } finally {
       setLoading(false)
     }
@@ -143,11 +145,11 @@ const PurchaseRequestsPage: React.FC = () => {
         setViewingRequest(data.data)
         setDetailModalVisible(true)
       } else {
-        message.error('获取采购申请详情失败')
+        message.error(t('purchaseRequest.getDetailFailed'))
       }
     } catch (error) {
       console.error('获取采购申请详情失败:', error)
-      message.error('获取采购申请详情失败')
+      message.error(t('purchaseRequest.getDetailFailed'))
     }
   }
   
@@ -196,7 +198,7 @@ const PurchaseRequestsPage: React.FC = () => {
       expected_date: dayjs().add(7, 'day'),
       currency: 'CNY',
       expense_category: 'material',
-      applicant: '系统管理员',
+      applicant: t('common.systemAdmin'),
       total_amount: 0,
       attachments: []
     })
@@ -207,10 +209,10 @@ const PurchaseRequestsPage: React.FC = () => {
     setTimeout(() => {
       if (hasDraft()) {
         Modal.confirm({
-          title: '发现未完成的草稿',
-          content: '检测到上次未提交的采购申请，是否恢复？',
-          okText: '恢复草稿',
-          cancelText: '重新填写',
+          title: t('common.draftFound'),
+          content: t('common.draftRestore'),
+          okText: t('common.restoreDraft'),
+          cancelText: t('common.reFill'),
           onOk: () => {
             restoreDraft()
           },
@@ -223,7 +225,7 @@ const PurchaseRequestsPage: React.FC = () => {
               expected_date: dayjs().add(7, 'day'),
               currency: 'CNY',
               expense_category: 'material',
-              applicant: '系统管理员',
+              applicant: t('common.systemAdmin'),
               total_amount: 0,
               attachments: []
             })
@@ -281,11 +283,11 @@ const PurchaseRequestsPage: React.FC = () => {
           })
         }, 100)
       } else {
-        message.error('获取采购申请详情失败')
+        message.error(t('purchaseRequest.getDetailFailed'))
       }
     } catch (error) {
       console.error('获取采购申请详情失败:', error)
-      message.error('获取采购申请详情失败')
+      message.error(t('purchaseRequest.getDetailFailed'))
     }
   }
   
@@ -295,14 +297,14 @@ const PurchaseRequestsPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success('删除成功')
+        message.success(t('purchaseRequest.deleteSuccess'))
         fetchPurchaseRequests()
       } else {
-        message.error('删除失败')
+        message.error(t('purchaseRequest.deleteFailed'))
       }
     } catch (error) {
       console.error('删除失败:', error)
-      message.error('删除失败')
+      message.error(t('purchaseRequest.deleteFailed'))
     }
   }
   
@@ -319,7 +321,7 @@ const PurchaseRequestsPage: React.FC = () => {
         ...values,
         request_date: values.request_date.format('YYYY-MM-DD'),
         expected_date: values.expected_date ? values.expected_date.format('YYYY-MM-DD') : null,
-        applicant: '系统管理员',
+        applicant: t('common.systemAdmin'),
         status: saveStatus,
         attachments: attachmentsUrl
       }
@@ -342,7 +344,7 @@ const PurchaseRequestsPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success(editingRequest ? '保存成功' : '创建成功')
+        message.success(editingRequest ? t('purchaseRequest.saveSuccess') : t('purchaseRequest.createSuccess'))
         clearDraft()
         if (!editingRequest) {
           setEditingRequest(data.data)
@@ -351,7 +353,7 @@ const PurchaseRequestsPage: React.FC = () => {
         fetchPurchaseRequests()
         setModalVisible(false)
       } else {
-        message.error(editingRequest ? '保存失败' : '创建失败')
+        message.error(editingRequest ? t('common.saveFailed') : t('common.operationFailed'))
       }
     } catch (error) {
       console.error('保存失败:', error)
@@ -370,7 +372,7 @@ const PurchaseRequestsPage: React.FC = () => {
         ...values,
         request_date: values.request_date.format('YYYY-MM-DD'),
         expected_date: values.expected_date ? values.expected_date.format('YYYY-MM-DD') : null,
-        applicant: '系统管理员',
+        applicant: t('common.systemAdmin'),
         status: 'pending_edit',
         attachments: attachmentsUrl
       }
@@ -406,20 +408,20 @@ const PurchaseRequestsPage: React.FC = () => {
         const submitData = await submitResponse.json()
         
         if (submitData.success) {
-          message.success(editingRequest ? '提交成功' : '创建并提交成功')
+          message.success(editingRequest ? t('common.submit') : t('purchaseRequest.submitSuccess'))
           clearDraft()
           setModalVisible(false)
           setSelectedStatus(null)
           fetchPurchaseRequests()
         } else {
-          message.error('提交失败')
+          message.error(t('purchaseRequest.submitFailed'))
         }
       } else {
-        message.error(editingRequest ? '保存失败' : '创建失败')
+        message.error(editingRequest ? t('common.saveFailed') : t('common.operationFailed'))
       }
     } catch (error) {
       console.error('提交失败:', error)
-      message.error('提交失败')
+      message.error(t('purchaseRequest.submitFailed'))
     }
   }
   
@@ -429,15 +431,15 @@ const PurchaseRequestsPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success('撤回成功')
+        message.success(t('purchaseRequest.withdrawSuccess'))
         setSelectedStatus(null)
         fetchPurchaseRequests()
       } else {
-        message.error('撤回失败')
+        message.error(t('purchaseRequest.withdrawFailed'))
       }
     } catch (error) {
       console.error('撤回失败:', error)
-      message.error('撤回失败')
+      message.error(t('purchaseRequest.withdrawFailed'))
     }
   }
   
@@ -447,15 +449,15 @@ const PurchaseRequestsPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success(data.message || '审批通过成功')
+        message.success(data.message || t('purchaseRequest.approveSuccess'))
         setSelectedStatus(null)
         fetchPurchaseRequests()
       } else {
-        message.error('审批通过失败')
+        message.error(t('purchaseRequest.approveFailed'))
       }
     } catch (error) {
       console.error('审批通过失败:', error)
-      message.error('审批通过失败')
+      message.error(t('purchaseRequest.approveFailed'))
     }
   }
   
@@ -465,25 +467,25 @@ const PurchaseRequestsPage: React.FC = () => {
       const data = await response.json()
       
       if (data.success) {
-        message.success('驳回成功')
+        message.success(t('purchaseRequest.rejectSuccess'))
         setSelectedStatus(null)
         fetchPurchaseRequests()
       } else {
-        message.error('驳回失败')
+        message.error(t('purchaseRequest.rejectFailed'))
       }
     } catch (error) {
       console.error('驳回失败:', error)
-      message.error('驳回失败')
+      message.error(t('purchaseRequest.rejectFailed'))
     }
   }
 
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      pending_edit: { color: 'default', text: '待编辑' },
-      pending: { color: 'blue', text: '待审批' },
-      approved: { color: 'green', text: '已审批' },
-      executed: { color: 'purple', text: '已执行' },
-      withdrawn: { color: 'orange', text: '已撤回' }
+      pending_edit: { color: 'default', text: t('purchaseRequest.pendingEdit') },
+      pending: { color: 'blue', text: t('purchaseRequest.pendingApproval') },
+      approved: { color: 'green', text: t('purchaseRequest.approved') },
+      executed: { color: 'purple', text: t('purchaseRequest.executed') },
+      withdrawn: { color: 'orange', text: t('purchaseRequest.withdrawn') }
     }
     const info = statusMap[status] || { color: 'default', text: status }
     return <Tag color={info.color}>{info.text}</Tag>
@@ -491,7 +493,7 @@ const PurchaseRequestsPage: React.FC = () => {
   
   const columns: ColumnsType<PurchaseRequest> = [
     {
-      title: '事由',
+      title: t('purchaseRequest.subject'),
       dataIndex: 'brief_description',
       key: 'brief_description',
       width: 180,
@@ -501,7 +503,7 @@ const PurchaseRequestsPage: React.FC = () => {
       )
     },
     {
-      title: '项目',
+      title: t('purchaseRequest.project'),
       dataIndex: 'project_name',
       key: 'project_name',
       width: 120,
@@ -509,22 +511,22 @@ const PurchaseRequestsPage: React.FC = () => {
       render: (v: string) => v || '-'
     },
     {
-      title: '分类',
+      title: t('purchaseRequest.category'),
       dataIndex: 'expense_category',
       key: 'expense_category',
       width: 80,
       render: (category) => {
         const categoryMap: Record<string, string> = {
-          material: '材料',
-          equipment: '设备',
-          pole: '电杆',
-          other: '其他'
+          material: t('purchaseRequest.material'),
+          equipment: t('purchaseRequest.equipment'),
+          pole: t('purchaseRequest.pole'),
+          other: t('purchaseRequest.other')
         }
         return <Tag size="small">{categoryMap[category] || category}</Tag>
       }
     },
     {
-      title: '预计金额',
+      title: t('purchaseRequest.estimatedAmount'),
       dataIndex: 'total_amount',
       key: 'total_amount',
       width: 130,
@@ -536,14 +538,14 @@ const PurchaseRequestsPage: React.FC = () => {
       )
     },
     {
-      title: '需求日期',
+      title: t('purchaseRequest.demandDate'),
       dataIndex: 'expected_date',
       key: 'expected_date',
       width: 100,
       render: (date) => date ? dayjs(date).format('MM-DD') : '-'
     },
     {
-      title: '状态',
+      title: t('purchaseRequest.status'),
       dataIndex: 'status',
       key: 'status',
       width: 90,
@@ -551,20 +553,20 @@ const PurchaseRequestsPage: React.FC = () => {
       render: getStatusTag
     },
     {
-      title: '申请日期',
+      title: t('purchaseRequest.applicationDate'),
       dataIndex: 'request_date',
       key: 'request_date',
       width: 100,
       render: (date) => date ? dayjs(date).format('MM-DD') : '-'
     },
     {
-      title: '申请人',
+      title: t('purchaseRequest.applicant'),
       dataIndex: 'applicant',
       key: 'applicant',
       width: 90
     },
     {
-      title: '编号',
+      title: t('purchaseRequest.code'),
       dataIndex: 'request_code',
       key: 'request_code',
       width: 150,
@@ -572,7 +574,7 @@ const PurchaseRequestsPage: React.FC = () => {
       render: (v: string) => <span style={{ fontSize: 12, color: '#999' }}>{v || '-'}</span>
     },
     {
-      title: '操作',
+      title: t('purchaseRequest.action'),
       key: 'actions',
       width: 200,
       fixed: 'right',
@@ -594,7 +596,7 @@ const PurchaseRequestsPage: React.FC = () => {
                 onClick={() => handleApprove(record.id)}
                 style={{ color: '#52c41a' }}
               >
-                通过
+                {t('purchaseRequest.approve')}
               </Button>
               <Button
                 size="small"
@@ -603,7 +605,7 @@ const PurchaseRequestsPage: React.FC = () => {
                 onClick={() => handleReject(record.id)}
                 danger
               >
-                驳回
+                {t('purchaseRequest.reject')}
               </Button>
               <Button
                 size="small"
@@ -611,7 +613,7 @@ const PurchaseRequestsPage: React.FC = () => {
                 icon={<UndoOutlined />}
                 onClick={() => handleWithdraw(record.id)}
               >
-                撤回
+                {t('purchaseRequest.withdraw')}
               </Button>
             </>
           )}
@@ -624,10 +626,10 @@ const PurchaseRequestsPage: React.FC = () => {
                 icon={<EditOutlined />}
                 onClick={() => handleEdit(record)}
               >
-                编辑
+                {t('purchaseRequest.edit')}
               </Button>
               <Popconfirm
-                title="确定要删除吗？"
+                title={t('purchaseRequest.confirmDelete')}
                 onConfirm={() => handleDelete(record.id)}
               >
                 <Button size="small" type="text" danger icon={<DeleteOutlined />} />
@@ -642,17 +644,17 @@ const PurchaseRequestsPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <h2 style={{ marginBottom: 8 }}>采购申请</h2>
-        <p style={{ color: '#888', marginBottom: 0 }}>管理公司采购申请（简化版：仅填写需求描述和预计金额）</p>
+        <h2 style={{ marginBottom: 8 }}>{t('purchaseRequest.title')}</h2>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('purchaseRequest.description')}</p>
       </div>
 
-      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>新建采购申请</Button>}>
+      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>{t('purchaseRequest.newRequest')}</Button>}>
         <Tabs activeKey={activeTab} onChange={setActiveTab}>
-          <Tabs.TabPane tab="活跃申请" key="active">
+          <Tabs.TabPane tab={t('purchaseRequest.activeApplications')} key="active">
             <Row gutter={16} style={{ marginBottom: 16 }}>
               <Col span={6}>
                 <Select
-                  placeholder="选择项目筛选"
+                  placeholder={t('purchaseRequest.selectProjectFilter')}
                   allowClear
                   style={{ width: '100%' }}
                   onChange={(value) => setSelectedProjectId(value)}
@@ -666,14 +668,14 @@ const PurchaseRequestsPage: React.FC = () => {
               </Col>
               <Col span={6}>
                 <Select
-                  placeholder="选择状态筛选"
+                  placeholder={t('purchaseRequest.selectStatusFilter')}
                   allowClear
                   style={{ width: '100%' }}
                   onChange={(value) => setSelectedStatus(value)}
                 >
-                  <Select.Option value="pending">待审批</Select.Option>
-                  <Select.Option value="withdrawn">已撤回</Select.Option>
-                  <Select.Option value="pending_edit">待编辑</Select.Option>
+                  <Select.Option value="pending">{t('purchaseRequest.pendingApproval')}</Select.Option>
+                  <Select.Option value="withdrawn">{t('purchaseRequest.withdrawn')}</Select.Option>
+                  <Select.Option value="pending_edit">{t('purchaseRequest.pendingEdit')}</Select.Option>
                 </Select>
               </Col>
             </Row>
@@ -687,11 +689,11 @@ const PurchaseRequestsPage: React.FC = () => {
               scroll={{ x: 1200 }}
             />
           </Tabs.TabPane>
-          <Tabs.TabPane tab="已完成" key="completed">
+          <Tabs.TabPane tab={t('purchaseRequest.completed')} key="completed">
             <Row gutter={16} style={{ marginBottom: 16 }}>
               <Col span={6}>
                 <Select
-                  placeholder="选择项目筛选"
+                  placeholder={t('purchaseRequest.selectProjectFilter')}
                   allowClear
                   style={{ width: '100%' }}
                   onChange={(value) => setSelectedProjectId(value)}
@@ -719,21 +721,23 @@ const PurchaseRequestsPage: React.FC = () => {
       
       {/* 编辑/新建弹窗 - 简化版 */}
       <Modal
-        title={editingRequest ? '编辑采购申请' : '新建采购申请'}
+        title={editingRequest ? t('purchaseRequest.editRequest') : t('purchaseRequest.newRequest')}
         open={modalVisible}
         onCancel={() => {
           if (form.isFieldsTouched()) {
             Modal.confirm({
-              title: '确认关闭',
-              content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-              okText: '关闭',
-              cancelText: '继续编辑',
+              title: t('common.closeConfirm'),
+              content: t('common.closeConfirmMsg'),
+              okText: t('common.close'),
+              cancelText: t('common.continueEdit'),
               onOk: () => {
                 saveDraft({ attachments, purchaseType, currency })
+                form.resetFields()
                 setModalVisible(false)
               },
             })
           } else {
+            form.resetFields()
             setModalVisible(false)
           }
         }}
@@ -741,39 +745,42 @@ const PurchaseRequestsPage: React.FC = () => {
           <Button key="cancel" onClick={() => {
             if (form.isFieldsTouched()) {
               Modal.confirm({
-                title: '确认关闭',
-                content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-                okText: '关闭',
-                cancelText: '继续编辑',
+                title: t('common.closeConfirm'),
+                content: t('common.closeConfirmMsg'),
+                okText: t('common.close'),
+                cancelText: t('common.continueEdit'),
                 onOk: () => {
                   saveDraft({ attachments, purchaseType, currency })
+                  form.resetFields()
                   setModalVisible(false)
                 },
               })
             } else {
+              form.resetFields()
               setModalVisible(false)
             }
-          }}>取消</Button>,
-          <Button key="save" onClick={handleSave}>保存</Button>,
-          <Button key="submit" type="primary" onClick={handleFormSubmit}>提交审批</Button>
+          }}>{t('common.cancel')}</Button>,
+          <Button key="save" onClick={handleSave}>{t('common.save')}</Button>,
+          <Button key="submit" type="primary" onClick={handleFormSubmit}>{t('purchaseRequest.submitApproval')}</Button>
         ]}
         width={700}
         maskClosable={false}
+        destroyOnClose
       >
         <Form form={form} layout="vertical" onValuesChange={handleFormChange}>
           <Row gutter={16}>
             <Col span={12}>
               <Form.Item
                 name="purchase_type"
-                label="采购类型"
-                rules={[{ required: true, message: '请选择采购类型' }]}
+                label={t('purchaseRequest.purchaseType')}
+                rules={[{ required: true, message: t('purchaseRequest.purchaseTypeRequired') }]}
               >
                 <Select 
-                  placeholder="请选择采购类型"
+                  placeholder={t('purchaseRequest.selectPurchaseType')}
                   onChange={(value) => setPurchaseType(value as 'inventory' | 'project')}
                 >
-                  <Select.Option value="inventory">库存采购</Select.Option>
-                  <Select.Option value="project">项目采购</Select.Option>
+                  <Select.Option value="inventory">{t('purchaseRequest.stockPurchase')}</Select.Option>
+                  <Select.Option value="project">{t('purchaseRequest.projectPurchase')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
@@ -781,10 +788,10 @@ const PurchaseRequestsPage: React.FC = () => {
               {purchaseType === 'project' && (
                 <Form.Item
                   name="project_id"
-                  label="关联项目"
-                  rules={[{ required: true, message: '项目采购必须关联项目' }]}
+                  label={t('purchaseRequest.relatedProject')}
+                  rules={[{ required: true, message: t('purchaseRequest.projectRequired') }]}
                 >
-                  <Select placeholder="请选择项目" allowClear>
+                  <Select placeholder={t('purchaseRequest.selectProject')} allowClear>
                     {projects.map(project => (
                       <Select.Option key={project.id} value={project.id}>
                         {project.name}
@@ -800,18 +807,18 @@ const PurchaseRequestsPage: React.FC = () => {
             <Col span={12}>
               <Form.Item
                 name="applicant"
-                label="申请人"
-                initialValue="系统管理员"
-                rules={[{ required: true, message: '请输入申请人' }]}
+                label={t('purchaseRequest.applicantLabel')}
+                initialValue={t('common.systemAdmin')}
+                rules={[{ required: true, message: t('purchaseRequest.applicantRequired') }]}
               >
-                <Input placeholder="请输入申请人" disabled />
+                <Input placeholder={t('purchaseRequest.applicantPlaceholder')} disabled />
               </Form.Item>
             </Col>
             <Col span={12}>
               <Form.Item
                 name="request_date"
-                label="申请日期"
-                rules={[{ required: true, message: '请选择申请日期' }]}
+                label={t('purchaseRequest.applicationDateLabel')}
+                rules={[{ required: true, message: t('purchaseRequest.dateRequired') }]}
               >
                 <DatePicker style={{ width: '100%' }} />
               </Form.Item>
@@ -820,15 +827,15 @@ const PurchaseRequestsPage: React.FC = () => {
           
           <Form.Item
             name="brief_description"
-            label="事由描述"
+            label={t('purchaseRequest.subjectDescription')}
             rules={[
-              { required: true, message: '请输入事由描述' },
-              { max: 100, message: '事由描述不能超过100个字符' }
+              { required: true, message: t('purchaseRequest.subjectRequired') },
+              { max: 100, message: t('purchaseRequest.subjectMaxLength') }
             ]}
           >
             <Input.TextArea 
               rows={2} 
-              placeholder="请简要描述采购需求（如：采购XX项目所需电缆、电杆等材料）" 
+              placeholder={t('purchaseRequest.subjectPlaceholder')}
               maxLength={100} 
               showCount 
             />
@@ -838,26 +845,26 @@ const PurchaseRequestsPage: React.FC = () => {
             <Col span={8}>
               <Form.Item
                 name="expense_category"
-                label="支出分类"
-                rules={[{ required: true, message: '请选择支出分类' }]}
+                label={t('purchaseRequest.expenseCategory')}
+                rules={[{ required: true, message: t('purchaseRequest.categoryRequired') }]}
               >
-                <Select placeholder="请选择支出分类">
-                  <Select.Option value="material">材料</Select.Option>
-                  <Select.Option value="equipment">设备</Select.Option>
-                  <Select.Option value="pole">电杆</Select.Option>
-                  <Select.Option value="other">其他</Select.Option>
+                <Select placeholder={t('purchaseRequest.selectCategory')}>
+                  <Select.Option value="material">{t('purchaseRequest.material')}</Select.Option>
+                  <Select.Option value="equipment">{t('purchaseRequest.equipment')}</Select.Option>
+                  <Select.Option value="pole">{t('purchaseRequest.pole')}</Select.Option>
+                  <Select.Option value="other">{t('purchaseRequest.other')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
             <Col span={8}>
               <Form.Item
                 name="total_amount"
-                label="预计金额"
-                rules={[{ required: true, message: '请输入预计金额' }]}
+                label={t('purchaseRequest.estimatedAmountLabel')}
+                rules={[{ required: true, message: t('purchaseRequest.amountRequired') }]}
               >
                 <InputNumber 
                   style={{ width: '100%' }} 
-                  placeholder="预计金额" 
+                  placeholder={t('purchaseRequest.estimatedAmountPlaceholder')}
                   min={0}
                   precision={2}
                 />
@@ -866,14 +873,14 @@ const PurchaseRequestsPage: React.FC = () => {
             <Col span={8}>
               <Form.Item
                 name="currency"
-                label="币种"
-                rules={[{ required: true, message: '请选择币种' }]}
+                label={t('purchaseRequest.currency')}
+                rules={[{ required: true, message: t('purchaseRequest.currencyRequired') }]}
               >
-                <Select placeholder="请选择币种" onChange={(value) => setCurrency(value)}>
-                  <Select.Option value="CNY">人民币</Select.Option>
-                  <Select.Option value="USD">美元</Select.Option>
-                  <Select.Option value="LAK">老挝基普</Select.Option>
-                  <Select.Option value="THB">泰铢</Select.Option>
+                <Select placeholder={t('purchaseRequest.selectCurrency')} onChange={(value) => setCurrency(value)}>
+                  <Select.Option value="CNY">{t('purchaseRequest.currencyCNY')}</Select.Option>
+                  <Select.Option value="USD">{t('purchaseRequest.currencyUSD')}</Select.Option>
+                  <Select.Option value="LAK">{t('purchaseRequest.currencyLAK')}</Select.Option>
+                  <Select.Option value="THB">{t('purchaseRequest.currencyTHB')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
@@ -883,19 +890,19 @@ const PurchaseRequestsPage: React.FC = () => {
             <Col span={12}>
               <Form.Item
                 name="expected_date"
-                label="需求日期"
-                rules={[{ required: true, message: '请选择需求日期' }]}
+                label={t('purchaseRequest.demandDateLabel')}
+                rules={[{ required: true, message: t('purchaseRequest.dateRequired') }]}
               >
-                <DatePicker style={{ width: '100%' }} placeholder="期望到货日期" />
+                <DatePicker style={{ width: '100%' }} placeholder={t('purchaseRequest.demandDatePlaceholder')} />
               </Form.Item>
             </Col>
           </Row>
           
-          <Form.Item name="remark" label="备注">
-            <Input.TextArea rows={2} placeholder="请输入备注（选填）" />
+          <Form.Item name="remark" label={t('purchaseRequest.remarkLabel')}>
+            <Input.TextArea rows={2} placeholder={t('purchaseRequest.remarkPlaceholder')} />
           </Form.Item>
           
-          <Form.Item name="attachments" label="附件">
+          <Form.Item name="attachments" label={t('purchaseRequest.attachment')}>
             <Upload
               name="file"
               listType="text"
@@ -915,9 +922,19 @@ const PurchaseRequestsPage: React.FC = () => {
                 formData.append('file', file as File)
                 
                 try {
+                  let authHeader = '';
+                  try {
+                    const authStorage = localStorage.getItem('auth-storage');
+                    if (authStorage) {
+                      const parsed = JSON.parse(authStorage);
+                      const token = parsed?.state?.token;
+                      if (token) authHeader = `Bearer ${token}`;
+                    }
+                  } catch (e) {}
                   const response = await fetch('/api/upload/single', {
                     method: 'POST',
-                    body: formData
+                    body: formData,
+                    headers: authHeader ? { Authorization: authHeader } : {},
                   })
                   const data = await response.json()
                   
@@ -943,7 +960,7 @@ const PurchaseRequestsPage: React.FC = () => {
                 window.open(file.url, '_blank')
               }}
             >
-              <Button icon={<UploadOutlined />}>选择文件</Button>
+              <Button icon={<UploadOutlined />}>{t('purchaseRequest.selectFile')}</Button>
             </Upload>
           </Form.Item>
         </Form>
@@ -951,46 +968,46 @@ const PurchaseRequestsPage: React.FC = () => {
       
       {/* 详情弹窗 */}
       <Modal
-        title="采购申请详情"
+        title={t('purchaseRequest.detailTitle')}
         open={detailModalVisible}
         onCancel={() => setDetailModalVisible(false)}
-        footer={[<Button key="close" onClick={() => setDetailModalVisible(false)}>关闭</Button>]}
+        footer={[<Button key="close" onClick={() => setDetailModalVisible(false)}>{t('common.close')}</Button>]}
         width={700}
       >
         {viewingRequest && (
           <div>
             <Card style={{ marginBottom: 16 }}>
               <Descriptions bordered column={2}>
-                <Descriptions.Item label="申请编号" span={1}>{viewingRequest.request_code || viewingRequest.code}</Descriptions.Item>
-                <Descriptions.Item label="状态" span={1}>{getStatusTag(viewingRequest.status)}</Descriptions.Item>
-                <Descriptions.Item label="采购类型" span={1}>
-                  {viewingRequest.purchase_type === 'project' ? '项目采购' : '库存采购'}
+                <Descriptions.Item label={t('purchaseRequest.applicationCode')} span={1}>{viewingRequest.request_code || viewingRequest.code}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseRequest.status')} span={1}>{getStatusTag(viewingRequest.status)}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseRequest.purchaseType')} span={1}>
+                  {viewingRequest.purchase_type === 'project' ? t('purchaseRequest.projectPurchase') : t('purchaseRequest.stockPurchase')}
                 </Descriptions.Item>
-                <Descriptions.Item label="项目" span={1}>{viewingRequest.project_name || '-'}</Descriptions.Item>
-                <Descriptions.Item label="申请人" span={1}>{viewingRequest.applicant}</Descriptions.Item>
-                <Descriptions.Item label="申请日期" span={1}>{viewingRequest.request_date}</Descriptions.Item>
-                <Descriptions.Item label="事由描述" span={2}>{viewingRequest.brief_description || '-'}</Descriptions.Item>
-                <Descriptions.Item label="支出分类" span={1}>
+                <Descriptions.Item label={t('purchaseRequest.project')} span={1}>{viewingRequest.project_name || '-'}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseRequest.applicant')} span={1}>{viewingRequest.applicant}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseRequest.applicationDate')} span={1}>{viewingRequest.request_date}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseRequest.subjectDescription')} span={2}>{viewingRequest.brief_description || '-'}</Descriptions.Item>
+                <Descriptions.Item label={t('purchaseRequest.expenseCategory')} span={1}>
                   {{
-                    material: '材料',
-                    equipment: '设备',
-                    pole: '电杆',
-                    other: '其他'
+                    material: t('purchaseRequest.material'),
+                    equipment: t('purchaseRequest.equipment'),
+                    pole: t('purchaseRequest.pole'),
+                    other: t('purchaseRequest.other')
                   }[viewingRequest.expense_category] || viewingRequest.expense_category}
                 </Descriptions.Item>
-                <Descriptions.Item label="预计金额" span={1}>
+                <Descriptions.Item label={t('purchaseRequest.estimatedAmount')} span={1}>
                   <strong style={{ fontSize: 16, color: '#999' }}>
                     {viewingRequest.currency} {viewingRequest.total_amount?.toFixed(2) || '0.00'}
                   </strong>
                 </Descriptions.Item>
-                <Descriptions.Item label="需求日期" span={1}>
+                <Descriptions.Item label={t('purchaseRequest.demandDate')} span={1}>
                   {viewingRequest.expected_date || '-'}
                 </Descriptions.Item>
-                <Descriptions.Item label="创建时间" span={1}>
+                <Descriptions.Item label={t('purchaseRequest.createdAt')} span={1}>
                   {viewingRequest.created_at}
                 </Descriptions.Item>
                 {viewingRequest.remark && (
-                  <Descriptions.Item label="备注" span={2}>{viewingRequest.remark}</Descriptions.Item>
+                  <Descriptions.Item label={t('purchaseRequest.remarkLabel')} span={2}>{viewingRequest.remark}</Descriptions.Item>
                 )}
               </Descriptions>
             </Card>

frontend/src/pages/RolesPage.tsx

@@ -1,91 +1,93 @@
 import React from 'react';
 import { Card, Typography, Button, Table, Tag, Space, Modal, Form, Input, Checkbox, message, Tree } from 'antd';
 import { PlusOutlined, SafetyOutlined } from '@ant-design/icons';
+import { useLanguageStore } from '../store/languageStore';
 
 const { Title, Paragraph } = Typography;
 
 const RolesPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [loading] = React.useState(false);
   const [modalVisible, setModalVisible] = React.useState(false);
   const [form] = Form.useForm();
 
   const permissionTree = [
     {
-      title: '项目管理',
+      title: t('roles.permProject'),
       key: 'project',
       children: [
-        { title: '查看项目', key: 'project:view' },
-        { title: '创建项目', key: 'project:create' },
-        { title: '编辑项目', key: 'project:edit' },
-        { title: '删除项目', key: 'project:delete' },
+        { title: t('roles.permViewProject'), key: 'project:view' },
+        { title: t('roles.permCreateProject'), key: 'project:create' },
+        { title: t('roles.permEditProject'), key: 'project:edit' },
+        { title: t('roles.permDeleteProject'), key: 'project:delete' },
       ],
     },
     {
-      title: '财务管理',
+      title: t('roles.permFinance'),
       key: 'finance',
       children: [
-        { title: '查看财务', key: 'finance:view' },
-        { title: '预支审批', key: 'finance:advance' },
-        { title: '报销审批', key: 'finance:reimburse' },
-        { title: '付款审批', key: 'finance:payment' },
+        { title: t('roles.permViewFinance'), key: 'finance:view' },
+        { title: t('roles.permApproveAdvance'), key: 'finance:advance' },
+        { title: t('roles.permApproveReimburse'), key: 'finance:reimburse' },
+        { title: t('roles.permApprovePayment'), key: 'finance:payment' },
       ],
     },
     {
-      title: '采购管理',
+      title: t('roles.permProcurement'),
       key: 'procurement',
       children: [
-        { title: '查看采购', key: 'procurement:view' },
-        { title: '创建采购', key: 'procurement:create' },
-        { title: '审批采购', key: 'procurement:approve' },
+        { title: t('roles.permViewProcurement'), key: 'procurement:view' },
+        { title: t('roles.permCreateProcurement'), key: 'procurement:create' },
+        { title: t('roles.permApproveProcurement'), key: 'procurement:approve' },
       ],
     },
     {
-      title: '系统设置',
+      title: t('roles.permSystem'),
       key: 'system',
       children: [
-        { title: '用户管理', key: 'system:users' },
-        { title: '角色管理', key: 'system:roles' },
-        { title: '系统配置', key: 'system:config' },
+        { title: t('roles.permUserManagement'), key: 'system:users' },
+        { title: t('roles.permRoleManagement'), key: 'system:roles' },
+        { title: t('roles.permSystemConfig'), key: 'system:config' },
       ],
     },
   ];
 
   const columns = [
-    { title: '角色ID', dataIndex: 'id', key: 'id', width: 100 },
-    { title: '角色名称', dataIndex: 'name', key: 'name', width: 150 },
-    { title: '角色描述', dataIndex: 'description', key: 'description' },
+    { title: t('roles.roleId'), dataIndex: 'id', key: 'id', width: 100 },
+    { title: t('roles.roleName'), dataIndex: 'name', key: 'name', width: 150 },
+    { title: t('roles.roleDesc'), dataIndex: 'description', key: 'description' },
     { 
-      title: '权限数量', 
+      title: t('roles.permCount'), 
       dataIndex: 'permissionCount', 
       key: 'permissionCount', 
       width: 100,
-      render: (v: number) => <Tag color="blue">{v} 项</Tag>
+      render: (v: number) => <Tag color="blue">{v} {t('common.item')}</Tag>
     },
-    { title: '创建时间', dataIndex: 'createdAt', key: 'createdAt', width: 150 },
-    { title: '创建人', dataIndex: 'creator', key: 'creator', width: 120 },
+    { title: t('roles.createdAt'), dataIndex: 'createdAt', key: 'createdAt', width: 150 },
+    { title: t('roles.creator'), dataIndex: 'creator', key: 'creator', width: 120 },
     {
-      title: '操作',
+      title: t('roles.action'),
       key: 'action',
       width: 180,
       render: () => (
         <Space>
-          <Button size="small" type="link">查看权限</Button>
-          <Button size="small" type="link">编辑</Button>
-          <Button size="small" type="link" danger>删除</Button>
+          <Button size="small" type="link">{t('roles.viewPerm')}</Button>
+          <Button size="small" type="link">{t('roles.edit')}</Button>
+          <Button size="small" type="link" danger>{t('roles.delete')}</Button>
         </Space>
       )
     }
   ];
 
   const data = [
-    { key: '1', id: 'R001', name: '超级管理员', description: '拥有系统所有权限', permissionCount: 50, createdAt: '2026-01-01', creator: '系统' },
-    { key: '2', id: 'R002', name: '项目经理', description: '项目管理、施工管理权限', permissionCount: 25, createdAt: '2026-01-15', creator: 'admin' },
-    { key: '3', id: 'R003', name: '财务经理', description: '财务管理、审批权限', permissionCount: 18, createdAt: '2026-02-01', creator: 'admin' },
-    { key: '4', id: 'R004', name: '普通员工', description: '查看和申请权限', permissionCount: 10, createdAt: '2026-02-15', creator: 'admin' },
+    { key: '1', id: 'R001', name: t('roles.superAdmin'), description: t('roles.superAdminDesc'), permissionCount: 50, createdAt: '2026-01-01', creator: t('roles.admin') },
+    { key: '2', id: 'R002', name: t('user.manager'), description: t('roles.adminDesc'), permissionCount: 25, createdAt: '2026-01-15', creator: 'admin' },
+    { key: '3', id: 'R003', name: t('roles.financeManager'), description: t('roles.financeManagerDesc'), permissionCount: 18, createdAt: '2026-02-01', creator: 'admin' },
+    { key: '4', id: 'R004', name: t('roles.employee'), description: t('roles.employeeDesc'), permissionCount: 10, createdAt: '2026-02-15', creator: 'admin' },
   ];
 
   const handleSubmit = () => {
-    message.success('角色已创建');
+    message.success(t('roles.roleCreated'));
     setModalVisible(false);
   };
 
@@ -93,13 +95,13 @@ const RolesPage: React.FC = () => {
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24, display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
         <div>
-          <Title level={3} style={{ marginBottom: 0 }}>角色权限</Title>
-          <Paragraph type="secondary">管理系统角色和权限分配</Paragraph>
+          <Title level={3} style={{ marginBottom: 0 }}>{t('roles.title')}</Title>
+          <Paragraph type="secondary">{t('roles.description')}</Paragraph>
         </div>
         <Space>
-          <Input.Search placeholder="搜索角色" style={{ width: 200 }} />
+          <Input.Search placeholder={t('roles.searchRole')} style={{ width: 200 }} />
           <Button type="primary" icon={<PlusOutlined />} onClick={() => setModalVisible(true)}>
-            新增角色
+            {t('roles.newRole')}
           </Button>
         </Space>
       </div>
@@ -109,20 +111,20 @@ const RolesPage: React.FC = () => {
       </Card>
 
       <Modal
-        title="新增角色"
+        title={t('roles.newRole')}
         open={modalVisible}
         onCancel={() => setModalVisible(false)}
         onOk={handleSubmit}
         width={600}
       >
         <Form form={form} layout="vertical">
-          <Form.Item label="角色名称" name="name" rules={[{ required: true }]}>
-            <Input placeholder="请输入角色名称" prefix={<SafetyOutlined />} />
+          <Form.Item label={t('roles.roleName')} name="name" rules={[{ required: true }]}>
+            <Input placeholder={t('roles.roleNameRequired')} prefix={<SafetyOutlined />} />
           </Form.Item>
-          <Form.Item label="角色描述" name="description">
-            <Input placeholder="请输入角色描述" />
+          <Form.Item label={t('roles.roleDesc')} name="description">
+            <Input placeholder={t('roles.roleDescRequired')} />
           </Form.Item>
-          <Form.Item label="权限配置" name="permissions">
+          <Form.Item label={t('roles.permConfig')} name="permissions">
             <Tree
               checkable
               defaultExpandedKeys={['project', 'finance']}

frontend/src/pages/SubcontractorDetail.tsx

@@ -8,6 +8,7 @@ import {
   FileTextOutlined, DollarOutlined, BankOutlined
 } from '@ant-design/icons'
 import BusinessLedgerTab from '../components/BusinessLedgerTab'
+import { useLanguageStore } from '../store/languageStore'
 
 const { Title, Text } = Typography
 
@@ -68,6 +69,7 @@ interface Subcontractor {
 const SubcontractorDetail: React.FC = () => {
   const { id } = useParams<{ id: string }>()
   const navigate = useNavigate()
+  const { t, currentLanguage } = useLanguageStore()
   const [subcontractor, setSubcontractor] = useState<Subcontractor | null>(null)
   const [loading, setLoading] = useState(true)
   const [activeTab, setActiveTab] = useState('basic')
@@ -89,12 +91,12 @@ const SubcontractorDetail: React.FC = () => {
   }
 
   if (loading) return <Spin style={{ display: 'flex', justifyContent: 'center', padding: 50 }} />
-  if (!subcontractor) return <Empty description="分包商不存在" style={{ marginTop: 100 }} />
+  if (!subcontractor) return <Empty description={t('subcontractor.notFound')} style={{ marginTop: 100 }} />
 
   return (
     <div style={{ padding: '16px', maxWidth: 1200, margin: '0 auto' }}>
       <Button icon={<ArrowLeftOutlined />} onClick={() => navigate('/subcontractors')} style={{ marginBottom: 16 }} type="text">
-        返回列表
+        {t('subcontractor.returnToList')}
       </Button>
 
       <Title level={4} style={{ marginBottom: 24 }}>
@@ -105,65 +107,65 @@ const SubcontractorDetail: React.FC = () => {
       <Card style={{ borderRadius: 8 }}>
         <Tabs activeKey={activeTab} onChange={setActiveTab}>
           {/* TAB1: 基本信息 */}
-          <Tabs.TabPane tab={<span><UserOutlined /> 基本信息</span>} key="basic">
+          <Tabs.TabPane tab={<span><UserOutlined /> {t('subcontractor.basicInfo')}</span>} key="basic">
             <Descriptions bordered column={{ xs: 1, sm: 2, md: 3 }} size="small">
-              <Descriptions.Item label="编号">{subcontractor.code}</Descriptions.Item>
-              <Descriptions.Item label="承包范围">{subcontractor.scope || '-'}</Descriptions.Item>
-              <Descriptions.Item label="国家"><Tag color="purple">{subcontractor.country || '-'}</Tag></Descriptions.Item>
+              <Descriptions.Item label={t('subcontractor.code')}>{subcontractor.code}</Descriptions.Item>
+              <Descriptions.Item label={t('subcontractor.scope')}>{subcontractor.scope || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('subcontractor.country')}><Tag color="purple">{subcontractor.country || '-'}</Tag></Descriptions.Item>
             </Descriptions>
             {subcontractor.features && (
               <div style={{ marginTop: 16 }}>
-                <Text type="secondary">特点：</Text>
+                <Text type="secondary">{t('subcontractor.featureLabel')}</Text>
                 <div style={{ padding: 12, background: '#f9f0ff', borderRadius: 4, border: '1px solid #d3adf7', marginTop: 8 }}>{subcontractor.features}</div>
               </div>
             )}
             {subcontractor.remark && (
               <div style={{ marginTop: 16 }}>
-                <Text type="secondary">备注：</Text>
+                <Text type="secondary">{t('subcontractor.remarkLabel')}</Text>
                 <div style={{ padding: 12, background: '#fafafa', borderRadius: 4, marginTop: 8 }}>{subcontractor.remark}</div>
               </div>
             )}
           </Tabs.TabPane>
 
           {/* TAB2: 联系人 */}
-          <Tabs.TabPane tab={<span><PhoneOutlined /> 联系人</span>} key="contacts">
+          <Tabs.TabPane tab={<span><PhoneOutlined /> {t('subcontractor.contact')}</span>} key="contacts">
             <Row gutter={[16, 16]}>
               {(subcontractor.contacts || []).map((contact, i) => (
                 <Col key={i} xs={24} sm={12} lg={8}>
                   <Card size="small" style={{ borderLeft: contact.is_primary ? '3px solid #722ed1' : '3px solid #d9d9d9', background: contact.is_primary ? '#f9f0ff' : '#fff' }}>
                     <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 8 }}>
-                      <Text strong>{contact.name || '未命名'}</Text>
-                      {contact.is_primary && <Tag color="purple">主联系人</Tag>}
+                      <Text strong>{contact.name || t('common.unnamed')}</Text>
+                      {contact.is_primary && <Tag color="purple">{t('subcontractor.mainContactTag')}</Tag>}
                     </div>
                     <div style={{ color: '#666', fontSize: 13 }}>
-                      {contact.position && <div>职位：{contact.position}</div>}
-                      {contact.phone && <div>电话：{contact.phone}</div>}
+                      {contact.position && <div>{t('subcontractor.positionLabel')}{contact.position}</div>}
+                      {contact.phone && <div>{t('subcontractor.phoneLabel')}{contact.phone}</div>}
                     </div>
                   </Card>
                 </Col>
               ))}
             </Row>
-            {(subcontractor.contacts || []).length === 0 && <Empty description="暂无联系人" image={Empty.PRESENTED_IMAGE_SIMPLE} />}
+            {(subcontractor.contacts || []).length === 0 && <Empty description={t('subcontractor.noContact')} image={Empty.PRESENTED_IMAGE_SIMPLE} />}
           </Tabs.TabPane>
 
           {/* TAB3: 收款信息 */}
-          <Tabs.TabPane tab={<span><BankOutlined /> 收款信息</span>} key="payment">
+          <Tabs.TabPane tab={<span><BankOutlined /> {t('subcontractor.paymentInfo')}</span>} key="payment">
             <Row gutter={[16, 16]}>
               {(subcontractor.payment_infos || []).map((payment, i) => (
                 <Col key={i} xs={24} sm={12} lg={8}>
                   <Card size="small" style={{ borderLeft: payment.is_primary ? '3px solid #722ed1' : '3px solid #d9d9d9', background: payment.is_primary ? '#f9f0ff' : '#fff' }}>
                     <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 8 }}>
                       <Text strong>{payment.account_name}</Text>
-                      {payment.is_primary && <Tag color="purple">默认账户</Tag>}
+                      {payment.is_primary && <Tag color="purple">{t('subcontractor.defaultAccount')}</Tag>}
                     </div>
                     <div style={{ color: '#666', fontSize: 13 }}>
-                      <div>银行：{payment.bank_name}</div>
-                      <div>账号：{payment.bank_account}</div>
+                      <div>{t('subcontractor.bankLabel')}{payment.bank_name}</div>
+                      <div>{t('subcontractor.accountLabel')}{payment.bank_account}</div>
                       {payment.qr_code && (
                         <div style={{ marginTop: 8 }}>
-                          <Text type="secondary">二维码：</Text>
+                          <Text type="secondary">{t('subcontractor.qrCodeLabel')}</Text>
                           <div style={{ marginTop: 4 }}>
-                            <img src={payment.qr_code} alt="二维码" style={{ maxWidth: '100%', maxHeight: 120, border: '1px solid #d9d9d9', borderRadius: 4 }} />
+                            <img src={payment.qr_code} alt={t('subcontractor.qrCode')} style={{ maxWidth: '100%', maxHeight: 120, border: '1px solid #d9d9d9', borderRadius: 4 }} />
                           </div>
                         </div>
                       )}
@@ -172,11 +174,11 @@ const SubcontractorDetail: React.FC = () => {
                 </Col>
               ))}
             </Row>
-            {(subcontractor.payment_infos || []).length === 0 && <Empty description="暂无收款信息" image={Empty.PRESENTED_IMAGE_SIMPLE} />}
+            {(subcontractor.payment_infos || []).length === 0 && <Empty description={t('subcontractor.noPayment')} image={Empty.PRESENTED_IMAGE_SIMPLE} />}
           </Tabs.TabPane>
 
           {/* TAB4: 业务台账 */}
-          <Tabs.TabPane tab={<span><DollarOutlined /> 业务台账</span>} key="ledger">
+          <Tabs.TabPane tab={<span><DollarOutlined /> {t('subcontractor.ledger')}</span>} key="ledger">
             <BusinessLedgerTab
               partnerType="subcontractor"
               summary={subcontractor.ledger?.summary || { item_count: 0, total_contract_amount: 0, total_paid_amount: 0, total_unpaid_amount: 0 }}

frontend/src/pages/SubcontractorsPage.tsx

@@ -5,6 +5,7 @@ import { PlusOutlined, EditOutlined, DeleteOutlined, SearchOutlined, SolutionOut
 import type { ColumnsType } from 'antd/es/table'
 import FileUpload from '../components/FileUpload'
 import useFormDraft from '../hooks/useFormDraft'
+import { useLanguageStore } from '../store/languageStore'
 
 interface Contact {
   name: string
@@ -39,6 +40,7 @@ interface Subcontractor {
 
 const SubcontractorPage: React.FC = () => {
   const navigate = useNavigate()
+  const { t, currentLanguage } = useLanguageStore()
   const [subcontractors, setSubcontractors] = useState<Subcontractor[]>([])
   const [loading, setLoading] = useState(false)
   const [modalVisible, setModalVisible] = useState(false)
@@ -63,7 +65,7 @@ const SubcontractorPage: React.FC = () => {
       const data = await response.json()
       if (data.success) setSubcontractors(data.data || [])
     } catch (error) {
-      message.error('获取分包商列表失败')
+      message.error(t('subcontractor.getListFailed'))
     } finally {
       setLoading(false)
     }
@@ -89,16 +91,16 @@ const SubcontractorPage: React.FC = () => {
 
   const columns: ColumnsType<Subcontractor> = [
     {
-      title: '名称', dataIndex: 'name', key: 'name',
+      title: t('subcontractor.name'), dataIndex: 'name', key: 'name',
       render: (text, record) => (
         <Button type="link" style={{ padding: 0, fontWeight: 'bold' }} onClick={() => navigate(`/subcontractors/${record.id}`)}>{text}</Button>
       )
     },
-    { title: '承包范围', dataIndex: 'scope', key: 'scope', width: 120 },
-    { title: '国家', dataIndex: 'country', key: 'country', width: 80, render: (c) => <Tag>{c || '-'}</Tag> },
-    { title: '合同金额', dataIndex: 'total_contract_amount', key: 'total_contract_amount', width: 100, render: (v) => `¥${(v || 0).toLocaleString()}` },
-    { title: '应付金额', dataIndex: 'total_payable', key: 'total_payable', width: 100, render: (v) => <span style={{ color: v > 0 ? '#ff4d4f' : '#52c41a' }}>¥{(v || 0).toLocaleString()}</span> },
-    { title: '操作', key: 'actions', width: 100, render: (_, record) => (
+    { title: t('subcontractor.scope'), dataIndex: 'scope', key: 'scope', width: 120 },
+    { title: t('subcontractor.country'), dataIndex: 'country', key: 'country', width: 80, render: (c) => <Tag>{c || '-'}</Tag> },
+    { title: t('subcontractor.contractAmount'), dataIndex: 'total_contract_amount', key: 'total_contract_amount', width: 100, render: (v) => `¥${(v || 0).toLocaleString()}` },
+    { title: t('subcontractor.payableAmount'), dataIndex: 'total_payable', key: 'total_payable', width: 100, render: (v) => <span style={{ color: v > 0 ? '#ff4d4f' : '#52c41a' }}>¥{(v || 0).toLocaleString()}</span> },
+    { title: t('common.action'), key: 'actions', width: 100, render: (_, record) => (
       <Space>
         <Button type="text" icon={<EditOutlined />} onClick={() => handleEdit(record)} size="small" />
         <Button type="text" danger icon={<DeleteOutlined />} onClick={() => handleDelete(record.id)} size="small" />
@@ -156,17 +158,17 @@ const SubcontractorPage: React.FC = () => {
       })
       const data = await response.json()
       if (data.success) {
-        message.success(editingSubcontractor ? '更新成功' : '创建成功')
+        message.success(editingSubcontractor ? t('common.updateSuccess') : t('common.createSuccess'))
         clearDraft()
         setModalVisible(false)
         form.resetFields()
         setEditingSubcontractor(null)
         fetchSubcontractors()
       } else {
-        message.error(data.message || '操作失败')
+        message.error(data.message || t('common.operationFailed'))
       }
     } catch (error) {
-      message.error('操作失败')
+      message.error(t('common.operationFailed'))
     }
   }
 
@@ -186,14 +188,14 @@ const SubcontractorPage: React.FC = () => {
 
   const handleDelete = async (id: number) => {
     Modal.confirm({
-      title: '确认删除', content: '确定要删除此分包商吗？', okText: '确定', cancelText: '取消',
+      title: t('common.confirmDelete'), content: t('subcontractor.confirmDeleteMsg'), okText: t('common.confirm'), cancelText: t('common.cancel'),
       onOk: async () => {
         try {
           const response = await fetch(`/api/subcontractors/${id}`, { method: 'DELETE' })
           const data = await response.json()
-          if (data.success) { message.success('删除成功'); fetchSubcontractors() }
-          else message.error(data.message || '删除失败')
-        } catch (error) { message.error('删除失败') }
+          if (data.success) { message.success(t('common.deleteSuccess')); fetchSubcontractors() }
+          else message.error(data.message || t('common.deleteFailed'))
+        } catch (error) { message.error(t('common.deleteFailed')) }
       }
     })
   }
@@ -211,10 +213,10 @@ const SubcontractorPage: React.FC = () => {
     setTimeout(() => {
       if (hasDraft()) {
         Modal.confirm({
-          title: '发现未完成的草稿',
-          content: '检测到上次未提交的分包商信息，是否恢复？',
-          okText: '恢复草稿',
-          cancelText: '重新填写',
+          title: t('common.draftFound'),
+          content: t('common.draftRestore'),
+          okText: t('common.restoreDraft'),
+          cancelText: t('common.reFill'),
           onOk: () => {
             restoreDraft()
           },
@@ -235,89 +237,90 @@ const SubcontractorPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <Row gutter={16} style={{ marginBottom: 24 }}>
-        <Col span={8}><Card><Statistic title="分包商总数" value={stats.total} prefix={<SolutionOutlined />} /></Card></Col>
-        <Col span={8}><Card><Statistic title="合同总金额" value={stats.totalContract} prefix="¥" valueStyle={{ color: '#1890ff' }} /></Card></Col>
-        <Col span={8}><Card><Statistic title="应付总金额" value={stats.totalPayable} prefix="¥" valueStyle={{ color: stats.totalPayable > 0 ? '#ff4d4f' : '#52c41a' }} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('subcontractor.totalCount')} value={stats.total} prefix={<SolutionOutlined />} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('subcontractor.totalContract')} value={stats.totalContract} prefix="¥" valueStyle={{ color: '#1890ff' }} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('subcontractor.totalPayable')} value={stats.totalPayable} prefix="¥" valueStyle={{ color: stats.totalPayable > 0 ? '#ff4d4f' : '#52c41a' }} /></Card></Col>
       </Row>
 
       <Card style={{ marginBottom: 16 }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
-          <Input placeholder="搜索分包商编号、名称或承包范围" prefix={<SearchOutlined />} value={searchText} onChange={(e) => setSearchText(e.target.value)} allowClear style={{ width: 350 }} />
-          <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>新增分包商</Button>
+          <Input placeholder={t('subcontractor.searchPlaceholder')} prefix={<SearchOutlined />} value={searchText} onChange={(e) => setSearchText(e.target.value)} allowClear style={{ width: 350 }} />
+          <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>{t('subcontractor.newSubcontractor')}</Button>
         </div>
       </Card>
 
       <Card>
-        <Table columns={columns} dataSource={filteredSubcontractors} rowKey="id" loading={loading} pagination={{ pageSize: 10, showTotal: (total) => `共 ${total} 条` }} scroll={{ x: 1100 }} />
+        <Table columns={columns} dataSource={filteredSubcontractors} rowKey="id" loading={loading} pagination={{ pageSize: 10, showTotal: (total) => t('common.totalCount', { total }) }} scroll={{ x: 1100 }} />
       </Card>
 
       <Modal
-        title={editingSubcontractor ? '编辑分包商' : '新增分包商'} 
+        title={editingSubcontractor ? t('subcontractor.editSubcontractor') : t('subcontractor.newSubcontractor')}
         open={modalVisible}
         onCancel={() => {
           if (form.isFieldsTouched()) {
             Modal.confirm({
-              title: '确认关闭',
-              content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-              okText: '关闭',
-              cancelText: '继续编辑',
+              title: t('common.closeConfirm'),
+              content: t('common.closeConfirmMsg'),
+              okText: t('common.close'),
+              cancelText: t('common.continueEdit'),
               onOk: () => {
                 saveDraft()
+                form.resetFields();
                 setModalVisible(false)
-                form.resetFields()
                 setEditingSubcontractor(null)
               },
             })
           } else {
+            form.resetFields();
             setModalVisible(false)
-            form.resetFields()
             setEditingSubcontractor(null)
           }
         }}
         onOk={() => form.submit()}
+        destroyOnClose
         width={800}
         maskClosable={false}
       >
         <Form form={form} layout="vertical" onFinish={handleSubmit} onValuesChange={handleFormChange}>
-          <Form.Item name="name" label="名称" rules={[{ required: true, message: '请输入名称' }]}>
-            <Input placeholder="分包商名称" />
+          <Form.Item name="name" label={t('subcontractor.name')} rules={[{ required: true, message: t('subcontractor.nameRequired') }]}>
+            <Input placeholder={t('subcontractor.namePlaceholder')} />
           </Form.Item>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item name="scope" label="承包范围">
-                <Input placeholder="手填：如电力安装、土建工程" />
+              <Form.Item name="scope" label={t('subcontractor.scope')}>
+                <Input placeholder={t('subcontractor.scopePlaceholder')} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="country" label="国家" initialValue="Laos">
+              <Form.Item name="country" label={t('subcontractor.country')} initialValue="Laos">
                 <Select>
-                  <Select.Option value="China">中国</Select.Option>
-                  <Select.Option value="Laos">老挝</Select.Option>
+                  <Select.Option value="China">{t('subcontractor.china')}</Select.Option>
+                  <Select.Option value="Laos">{t('subcontractor.laos')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
           </Row>
-          <Form.Item name="features" label="特点">
-            <Input.TextArea rows={2} placeholder="手填：如专业团队、设备齐全、价格合理等" />
+          <Form.Item name="features" label={t('subcontractor.feature')}>
+            <Input.TextArea rows={2} placeholder={t('subcontractor.featurePlaceholder')} />
           </Form.Item>
-          <Form.Item name="remark" label="备注">
-            <Input.TextArea rows={2} placeholder="备注信息" />
+          <Form.Item name="remark" label={t('common.remark')}>
+            <Input.TextArea rows={2} placeholder={t('subcontractor.remarkPlaceholder')} />
           </Form.Item>
           
-          <h4>联系人</h4>
+          <h4>{t('subcontractor.contact')}</h4>
           <Form.List name="contacts" initialValue={[{ name: '', position: '', phone: '', is_primary: true }]}>
             {(fields, { add, remove }) => (
               <div>
                 {fields.map(({ key, name, ...restField }) => (
                   <div key={key} style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
                     <Form.Item {...restField} name={[name, 'name']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="姓名" />
+                      <Input placeholder={t('logistics.name')} />
                     </Form.Item>
                     <Form.Item {...restField} name={[name, 'position']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="职位" />
+                      <Input placeholder={t('common.position')} />
                     </Form.Item>
                     <Form.Item {...restField} name={[name, 'phone']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="电话" />
+                      <Input placeholder={t('common.phone')} />
                     </Form.Item>
                     <div style={{ display: 'flex', alignItems: 'center' }}>
                       <Form.Item {...restField} name={[name, 'is_primary']} valuePropName="checked" style={{ marginBottom: 0, marginRight: 8 }}>
@@ -326,33 +329,33 @@ const SubcontractorPage: React.FC = () => {
                           onChange={(e) => handleContactChange(name, 'is_primary', e.target.checked)}
                         />
                       </Form.Item>
-                      <span>主联系人</span>
+                      <span>{t('subcontractor.mainContact')}</span>
                     </div>
-                    {fields.length > 1 && <Button type="link" danger onClick={() => remove(name)}>删除</Button>}
+                    {fields.length > 1 && <Button type="link" danger onClick={() => remove(name)}>{t('common.delete')}</Button>}
                   </div>
                 ))}
-                <Button type="dashed" onClick={() => add()} style={{ width: '100%' }}>+ 添加联系人</Button>
+                <Button type="dashed" onClick={() => add()} style={{ width: '100%' }}>{t('subcontractor.addContact')}</Button>
               </div>
             )}
           </Form.List>
 
-          <h4 style={{ marginTop: 24 }}>收款信息</h4>
+          <h4 style={{ marginTop: 24 }}>{t('subcontractor.paymentInfo')}</h4>
           <Form.List name="payment_infos" initialValue={[]}>
             {(fields, { add, remove }) => (
               <div>
                 {fields.map(({ key, name, ...restField }) => (
                   <div key={key} style={{ border: '1px solid #e8e8e8', padding: 16, marginBottom: 16, borderRadius: 4, backgroundColor: '#fafafa' }}>
                     <div style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
-                      <Form.Item {...restField} name={[name, 'account_name']} label="收款户名" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="收款户名" />
+                      <Form.Item {...restField} name={[name, 'account_name']} label={t('subcontractor.accountName')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('subcontractor.accountName')} />
                       </Form.Item>
-                      <Form.Item {...restField} name={[name, 'bank_name']} label="开户银行" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="开户银行" />
+                      <Form.Item {...restField} name={[name, 'bank_name']} label={t('subcontractor.bankName')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('subcontractor.bankName')} />
                       </Form.Item>
                     </div>
                     <div style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
-                      <Form.Item {...restField} name={[name, 'bank_account']} label="银行账号" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="银行账号" />
+                      <Form.Item {...restField} name={[name, 'bank_account']} label={t('subcontractor.bankAccount')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('subcontractor.bankAccount')} />
                       </Form.Item>
                       <div style={{ display: 'flex', alignItems: 'center', marginTop: 30 }}>
                         <Form.Item {...restField} name={[name, 'is_primary']} valuePropName="checked" style={{ marginBottom: 0, marginRight: 8 }}>
@@ -361,19 +364,19 @@ const SubcontractorPage: React.FC = () => {
                             onChange={(e) => handlePaymentInfoChange(name, 'is_primary', e.target.checked)}
                           />
                         </Form.Item>
-                        <span>主要收款账户</span>
+                        <span>{t('subcontractor.mainAccount')}</span>
                       </div>
                     </div>
-                    <Form.Item {...restField} name={[name, 'qr_code']} label="收款码" style={{ marginBottom: 0 }}>
+                    <Form.Item {...restField} name={[name, 'qr_code']} label={t('subcontractor.qrCode')} style={{ marginBottom: 0 }}>
                       <FileUpload maxCount={1} accept="image/*" />
                     </Form.Item>
                     {fields.length > 0 && (
-                      <Button type="link" danger onClick={() => remove(name)} style={{ marginTop: 8 }}>删除此收款信息</Button>
+                      <Button type="link" danger onClick={() => remove(name)} style={{ marginTop: 8 }}>{t('subcontractor.deletePaymentInfo')}</Button>
                     )}
                   </div>
                 ))}
                 <Button type="dashed" onClick={() => add({ account_name: '', bank_account: '', bank_name: '', is_primary: false })} style={{ width: '100%' }}>
-                  + 添加收款信息
+                  {t('subcontractor.addPaymentInfo')}
                 </Button>
               </div>
             )}

frontend/src/pages/SupplierDetail.tsx

@@ -7,6 +7,7 @@ import {
   ArrowLeftOutlined, ShopOutlined, UserOutlined, PhoneOutlined, BankOutlined, DollarOutlined
 } from '@ant-design/icons'
 import BusinessLedgerTab from '../components/BusinessLedgerTab'
+import { useLanguageStore } from '../store/languageStore'
 
 const { Title, Text } = Typography
 
@@ -66,6 +67,7 @@ interface Supplier {
 const SupplierDetail: React.FC = () => {
   const { id } = useParams<{ id: string }>()
   const navigate = useNavigate()
+  const { t, currentLanguage } = useLanguageStore()
   const [supplier, setSupplier] = useState<Supplier | null>(null)
   const [loading, setLoading] = useState(true)
   const [activeTab, setActiveTab] = useState('basic')
@@ -87,22 +89,22 @@ const SupplierDetail: React.FC = () => {
   }
 
   if (loading) return <Spin style={{ display: 'flex', justifyContent: 'center', padding: 50 }} />
-  if (!supplier) return <Empty description="供应商不存在" style={{ marginTop: 100 }} />
+  if (!supplier) return <Empty description={t('supplier.notFound')} style={{ marginTop: 100 }} />
 
   const tabItems = [
     {
       key: 'basic',
-      label: <span><UserOutlined /> 基本信息</span>,
+      label: <span><UserOutlined /> {t('supplier.basicInfo')}</span>,
       children: (
         <>
           <Descriptions bordered column={{ xs: 1, sm: 2, md: 3 }} size="small">
-            <Descriptions.Item label="编号">{supplier.code}</Descriptions.Item>
-            <Descriptions.Item label="供应类别">{supplier.supply_category || '-'}</Descriptions.Item>
-            <Descriptions.Item label="国家"><Tag color="blue">{supplier.country || '-'}</Tag></Descriptions.Item>
+            <Descriptions.Item label={t('supplier.code')}>{supplier.code}</Descriptions.Item>
+            <Descriptions.Item label={t('supplier.supplyCategory')}>{supplier.supply_category || '-'}</Descriptions.Item>
+            <Descriptions.Item label={t('supplier.country')}><Tag color="blue">{supplier.country || '-'}</Tag></Descriptions.Item>
           </Descriptions>
           {supplier.remark && (
             <div style={{ marginTop: 16 }}>
-              <Text type="secondary">备注：</Text>
+              <Text type="secondary">{t('supplier.remarkLabel')}</Text>
               <div style={{ padding: 12, background: '#e6f7ff', borderRadius: 4, border: '1px solid #91d5ff', marginTop: 8 }}>{supplier.remark}</div>
             </div>
           )}
@@ -111,7 +113,7 @@ const SupplierDetail: React.FC = () => {
     },
     {
       key: 'contacts',
-      label: <span><PhoneOutlined /> 联系人</span>,
+      label: <span><PhoneOutlined /> {t('supplier.contact')}</span>,
       children: (
         <>
           <Row gutter={[16, 16]}>
@@ -119,24 +121,24 @@ const SupplierDetail: React.FC = () => {
               <Col key={i} xs={24} sm={12} lg={8}>
                 <Card size="small" style={{ borderLeft: contact.is_primary ? '3px solid #1890ff' : '3px solid #d9d9d9', background: contact.is_primary ? '#f0f5ff' : '#fff' }}>
                   <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 8 }}>
-                    <Text strong>{contact.name || '未命名'}</Text>
-                    {contact.is_primary && <Tag color="blue">主联系人</Tag>}
+                    <Text strong>{contact.name || t('common.unnamed')}</Text>
+                    {contact.is_primary && <Tag color="blue">{t('supplier.mainContactTag')}</Tag>}
                   </div>
                   <div style={{ color: '#666', fontSize: 13 }}>
-                    {contact.position && <div>职位：{contact.position}</div>}
-                    {contact.phone && <div>电话：{contact.phone}</div>}
+                    {contact.position && <div>{t('supplier.positionLabel')}{contact.position}</div>}
+                    {contact.phone && <div>{t('supplier.phoneLabel')}{contact.phone}</div>}
                   </div>
                 </Card>
               </Col>
             ))}
           </Row>
-          {(supplier.contacts || []).length === 0 && <Empty description="暂无联系人" image={Empty.PRESENTED_IMAGE_SIMPLE} />}
+          {(supplier.contacts || []).length === 0 && <Empty description={t('supplier.noContact')} image={Empty.PRESENTED_IMAGE_SIMPLE} />}
         </>
       )
     },
     {
       key: 'payment',
-      label: <span><BankOutlined /> 收款信息</span>,
+      label: <span><BankOutlined /> {t('supplier.paymentInfo')}</span>,
       children: (
         <>
           <Row gutter={[16, 16]}>
@@ -144,17 +146,17 @@ const SupplierDetail: React.FC = () => {
               <Col key={i} xs={24} sm={12} lg={8}>
                 <Card size="small" style={{ borderLeft: payment.is_primary ? '3px solid #1890ff' : '3px solid #d9d9d9', background: payment.is_primary ? '#f0f5ff' : '#fff' }}>
                   <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 8 }}>
-                    <Text strong>{payment.bank_name || '未命名'}</Text>
-                    {payment.is_primary && <Tag color="blue">主要收款账户</Tag>}
+                    <Text strong>{payment.bank_name || t('common.unnamed')}</Text>
+                    {payment.is_primary && <Tag color="blue">{t('supplier.mainAccountTag')}</Tag>}
                   </div>
                   <div style={{ color: '#666', fontSize: 13 }}>
-                    {payment.account_name && <div>户名：{payment.account_name}</div>}
-                    {payment.bank_account && <div>账号：{payment.bank_account}</div>}
+                    {payment.account_name && <div>{t('supplier.accountNameLabel')}{payment.account_name}</div>}
+                    {payment.bank_account && <div>{t('supplier.accountNumLabel')}{payment.bank_account}</div>}
                     {payment.qr_code && (
                       <div style={{ marginTop: 8 }}>
-                        <Text type="secondary">收款码：</Text>
+                        <Text type="secondary">{t('supplier.qrCodeLabel')}</Text>
                         <div style={{ marginTop: 4 }}>
-                          <img src={payment.qr_code} alt="收款码" style={{ maxWidth: '100px', maxHeight: '100px' }} />
+                          <img src={payment.qr_code} alt={t('supplier.qrCode')} style={{ maxWidth: '100px', maxHeight: '100px' }} />
                         </div>
                       </div>
                     )}
@@ -163,13 +165,13 @@ const SupplierDetail: React.FC = () => {
               </Col>
             ))}
           </Row>
-          {(supplier.payment_infos || []).length === 0 && <Empty description="暂无收款信息" image={Empty.PRESENTED_IMAGE_SIMPLE} />}
+          {(supplier.payment_infos || []).length === 0 && <Empty description={t('supplier.noPayment')} image={Empty.PRESENTED_IMAGE_SIMPLE} />}
         </>
       )
     },
     {
       key: 'ledger',
-      label: <span><DollarOutlined /> 业务台账</span>,
+      label: <span><DollarOutlined /> {t('supplier.ledger')}</span>,
       children: (
         <BusinessLedgerTab
           partnerType="supplier"
@@ -183,7 +185,7 @@ const SupplierDetail: React.FC = () => {
   return (
     <div style={{ padding: '16px', maxWidth: 1200, margin: '0 auto' }}>
       <Button icon={<ArrowLeftOutlined />} onClick={() => navigate('/suppliers')} style={{ marginBottom: 16 }} type="text">
-        返回列表
+        {t('supplier.returnToList')}
       </Button>
 
       <Title level={4} style={{ marginBottom: 24 }}>

frontend/src/pages/SuppliersPage.tsx

@@ -5,6 +5,7 @@ import { PlusOutlined, EditOutlined, DeleteOutlined, SearchOutlined, ShopOutline
 import type { ColumnsType } from 'antd/es/table'
 import FileUpload from '../components/FileUpload'
 import useFormDraft from '../hooks/useFormDraft'
+import { useLanguageStore } from '../store/languageStore'
 
 interface Contact {
   name: string
@@ -39,6 +40,7 @@ interface Supplier {
 const SupplierPage: React.FC = () => {
   const navigate = useNavigate()
   const location = useLocation()
+  const { t, currentLanguage } = useLanguageStore()
   const [suppliers, setSuppliers] = useState<Supplier[]>([])
   const [loading, setLoading] = useState(false)
   const [modalVisible, setModalVisible] = useState(false)
@@ -66,7 +68,7 @@ const SupplierPage: React.FC = () => {
       const data = await response.json()
       if (data.success) setSuppliers(data.data || [])
     } catch (error) {
-      message.error('获取供应商列表失败')
+      message.error(t('supplier.getListFailed'))
     } finally {
       setLoading(false)
     }
@@ -92,7 +94,7 @@ const SupplierPage: React.FC = () => {
 
   const columns: ColumnsType<Supplier> = [
     {
-      title: '名称',
+      title: t('supplier.name'),
       dataIndex: 'name',
       key: 'name',
       render: (text, record) => (
@@ -101,12 +103,12 @@ const SupplierPage: React.FC = () => {
         </Button>
       )
     },
-    { title: '供应类别', dataIndex: 'supply_category', key: 'supply_category', width: 120 },
-    { title: '国家', dataIndex: 'country', key: 'country', width: 80, render: (country) => <Tag>{country || '-'}</Tag> },
-    { title: '采购金额', dataIndex: 'total_purchase_amount', key: 'total_purchase_amount', width: 100, render: (amount) => `¥${(amount || 0).toLocaleString()}` },
-    { title: '应付金额', dataIndex: 'total_payable', key: 'total_payable', width: 100, render: (amount) => <span style={{ color: amount > 0 ? '#ff4d4f' : '#52c41a' }}>¥{(amount || 0).toLocaleString()}</span> },
+    { title: t('supplier.supplyCategory'), dataIndex: 'supply_category', key: 'supply_category', width: 120 },
+    { title: t('supplier.country'), dataIndex: 'country', key: 'country', width: 80, render: (country) => <Tag>{country || '-'}</Tag> },
+    { title: t('supplier.purchaseAmount'), dataIndex: 'total_purchase_amount', key: 'total_purchase_amount', width: 100, render: (amount) => `¥${(amount || 0).toLocaleString()}` },
+    { title: t('supplier.payableAmount'), dataIndex: 'total_payable', key: 'total_payable', width: 100, render: (amount) => <span style={{ color: amount > 0 ? '#ff4d4f' : '#52c41a' }}>¥{(amount || 0).toLocaleString()}</span> },
     {
-      title: '操作',
+      title: t('common.action'),
       key: 'actions',
       width: 100,
       render: (_, record) => (
@@ -169,7 +171,7 @@ const SupplierPage: React.FC = () => {
       
       const data = await response.json()
       if (data.success) {
-        message.success(editingSupplier ? '更新成功' : '创建成功')
+        message.success(editingSupplier ? t('common.updateSuccess') : t('common.createSuccess'))
         clearDraft()
         setModalVisible(false)
         form.resetFields()
@@ -181,10 +183,10 @@ const SupplierPage: React.FC = () => {
           navigate(returnTo, { state: { supplierCreated: true } })
         }
       } else {
-        message.error(data.message || '操作失败')
+        message.error(data.message || t('common.operationFailed'))
       }
     } catch (error) {
-      message.error('操作失败')
+      message.error(t('common.operationFailed'))
     }
   }
 
@@ -203,18 +205,18 @@ const SupplierPage: React.FC = () => {
 
   const handleDelete = async (id: number) => {
     Modal.confirm({
-      title: '确认删除',
-      content: '确定要删除此供应商吗？',
-      okText: '确定',
-      cancelText: '取消',
+      title: t('common.confirmDelete'),
+      content: t('supplier.confirmDeleteMsg'),
+      okText: t('common.confirm'),
+      cancelText: t('common.cancel'),
       onOk: async () => {
         try {
           const response = await fetch(`/api/suppliers/${id}`, { method: 'DELETE' })
           const data = await response.json()
-          if (data.success) { message.success('删除成功'); fetchSuppliers() }
-          else message.error(data.message || '删除失败')
+          if (data.success) { message.success(t('common.deleteSuccess')); fetchSuppliers() }
+          else message.error(data.message || t('common.deleteFailed'))
         } catch (error) {
-          message.error('删除失败')
+          message.error(t('common.deleteFailed'))
         }
       }
     })
@@ -233,10 +235,10 @@ const SupplierPage: React.FC = () => {
     setTimeout(() => {
       if (hasDraft()) {
         Modal.confirm({
-          title: '发现未完成的草稿',
-          content: '检测到上次未提交的供应商信息，是否恢复？',
-          okText: '恢复草稿',
-          cancelText: '重新填写',
+          title: t('common.draftFound'),
+          content: t('common.draftRestore'),
+          okText: t('common.restoreDraft'),
+          cancelText: t('common.reFill'),
           onOk: () => {
             restoreDraft()
           },
@@ -264,86 +266,87 @@ const SupplierPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <Row gutter={16} style={{ marginBottom: 24 }}>
-        <Col span={8}><Card><Statistic title="供应商总数" value={stats.total} prefix={<ShopOutlined />} /></Card></Col>
-        <Col span={8}><Card><Statistic title="采购总金额" value={stats.totalPurchase} prefix="¥" valueStyle={{ color: '#1890ff' }} /></Card></Col>
-        <Col span={8}><Card><Statistic title="应付总金额" value={stats.totalPayable} prefix="¥" valueStyle={{ color: stats.totalPayable > 0 ? '#ff4d4f' : '#52c41a' }} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('supplier.totalCount')} value={stats.total} prefix={<ShopOutlined />} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('supplier.totalPurchase')} value={stats.totalPurchase} prefix="¥" valueStyle={{ color: '#1890ff' }} /></Card></Col>
+        <Col span={8}><Card><Statistic title={t('supplier.totalPayable')} value={stats.totalPayable} prefix="¥" valueStyle={{ color: stats.totalPayable > 0 ? '#ff4d4f' : '#52c41a' }} /></Card></Col>
       </Row>
 
       <Card style={{ marginBottom: 16 }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
-          <Input placeholder="搜索供应商编号、名称或供应类别" prefix={<SearchOutlined />} value={searchText} onChange={(e) => setSearchText(e.target.value)} allowClear style={{ width: 350 }} />
-          <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>新增供应商</Button>
+          <Input placeholder={t('supplier.searchPlaceholder')} prefix={<SearchOutlined />} value={searchText} onChange={(e) => setSearchText(e.target.value)} allowClear style={{ width: 350 }} />
+          <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>{t('supplier.newSupplier')}</Button>
         </div>
       </Card>
 
       <Card>
-        <Table columns={columns} dataSource={filteredSuppliers} rowKey="id" loading={loading} pagination={{ pageSize: 10, showTotal: (total) => `共 ${total} 条` }} scroll={{ x: 1100 }} />
+        <Table columns={columns} dataSource={filteredSuppliers} rowKey="id" loading={loading} pagination={{ pageSize: 10, showTotal: (total) => t('common.totalCount', { total }) }} scroll={{ x: 1100 }} />
       </Card>
 
       <Modal
-        title={editingSupplier ? '编辑供应商' : '新增供应商'} 
+        title={editingSupplier ? t('supplier.editSupplier') : t('supplier.newSupplier')}
         open={modalVisible}
         onCancel={() => {
           if (form.isFieldsTouched()) {
             Modal.confirm({
-              title: '确认关闭',
-              content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-              okText: '关闭',
-              cancelText: '继续编辑',
+              title: t('common.closeConfirm'),
+              content: t('common.closeConfirmMsg'),
+              okText: t('common.close'),
+              cancelText: t('common.continueEdit'),
               onOk: () => {
                 saveDraft()
+                form.resetFields();
                 setModalVisible(false)
-                form.resetFields()
                 setEditingSupplier(null)
               },
             })
           } else {
+            form.resetFields();
             setModalVisible(false)
-            form.resetFields()
             setEditingSupplier(null)
           }
         }}
         onOk={() => form.submit()}
+        destroyOnClose
         width={800}
         maskClosable={false}
       >
         <Form form={form} layout="vertical" onFinish={handleSubmit} onValuesChange={handleFormChange}>
-          <Form.Item name="name" label="名称" rules={[{ required: true, message: '请输入名称' }]}>
-            <Input placeholder="供应商名称" />
+          <Form.Item name="name" label={t('supplier.name')} rules={[{ required: true, message: t('supplier.nameRequired') }]}>
+            <Input placeholder={t('supplier.namePlaceholder')} />
           </Form.Item>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item name="supply_category" label="供应类别">
-                <Input placeholder="手填：如电力设备、建筑材料" />
+              <Form.Item name="supply_category" label={t('supplier.supplyCategory')}>
+                <Input placeholder={t('supplier.categoryPlaceholder')} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="country" label="国家" initialValue="Laos">
+              <Form.Item name="country" label={t('supplier.country')} initialValue="Laos">
                 <Select>
-                  <Select.Option value="China">中国</Select.Option>
-                  <Select.Option value="Laos">老挝</Select.Option>
+                  <Select.Option value="China">{t('supplier.china')}</Select.Option>
+                  <Select.Option value="Laos">{t('supplier.laos')}</Select.Option>
                 </Select>
               </Form.Item>
             </Col>
           </Row>
-          <Form.Item name="remark" label="备注">
-            <Input.TextArea rows={2} placeholder="备注信息" />
+          <Form.Item name="remark" label={t('common.remark')}>
+            <Input.TextArea rows={2} placeholder={t('supplier.remarkPlaceholder')} />
           </Form.Item>
           
-          <h4>联系人</h4>
+          <h4>{t('supplier.contact')}</h4>
           <Form.List name="contacts" initialValue={[{ name: '', position: '', phone: '', is_primary: true }]}>
             {(fields, { add, remove }) => (
               <div>
                 {fields.map(({ key, name, ...restField }) => (
                   <div key={key} style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
                     <Form.Item {...restField} name={[name, 'name']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="姓名" />
+                      <Input placeholder={t('logistics.name')} />
                     </Form.Item>
                     <Form.Item {...restField} name={[name, 'position']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="职位" />
+                      <Input placeholder={t('common.position')} />
                     </Form.Item>
                     <Form.Item {...restField} name={[name, 'phone']} style={{ marginBottom: 0, flex: 1 }}>
-                      <Input placeholder="电话" />
+                      <Input placeholder={t('common.phone')} />
                     </Form.Item>
                     <div style={{ display: 'flex', alignItems: 'center' }}>
                       <Form.Item {...restField} name={[name, 'is_primary']} valuePropName="checked" style={{ marginBottom: 0, marginRight: 8 }}>
@@ -352,33 +355,33 @@ const SupplierPage: React.FC = () => {
                           onChange={(e) => handleContactChange(name, 'is_primary', e.target.checked)}
                         />
                       </Form.Item>
-                      <span>主联系人</span>
+                      <span>{t('supplier.mainContact')}</span>
                     </div>
-                    {fields.length > 1 && <Button type="link" danger onClick={() => remove(name)}>删除</Button>}
+                    {fields.length > 1 && <Button type="link" danger onClick={() => remove(name)}>{t('common.delete')}</Button>}
                   </div>
                 ))}
-                <Button type="dashed" onClick={() => add()} style={{ width: '100%' }}>+ 添加联系人</Button>
+                <Button type="dashed" onClick={() => add()} style={{ width: '100%' }}>{t('supplier.addContact')}</Button>
               </div>
             )}
           </Form.List>
 
-          <h4 style={{ marginTop: 24 }}>收款信息</h4>
+          <h4 style={{ marginTop: 24 }}>{t('supplier.paymentInfo')}</h4>
           <Form.List name="payment_infos" initialValue={[]}>
             {(fields, { add, remove }) => (
               <div>
                 {fields.map(({ key, name, ...restField }) => (
                   <div key={key} style={{ border: '1px solid #e8e8e8', padding: 16, marginBottom: 16, borderRadius: 4, backgroundColor: '#fafafa' }}>
                     <div style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
-                      <Form.Item {...restField} name={[name, 'account_name']} label="收款户名" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="收款户名" />
+                      <Form.Item {...restField} name={[name, 'account_name']} label={t('supplier.accountName')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('supplier.accountName')} />
                       </Form.Item>
-                      <Form.Item {...restField} name={[name, 'bank_name']} label="开户银行" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="开户银行" />
+                      <Form.Item {...restField} name={[name, 'bank_name']} label={t('supplier.bankName')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('supplier.bankName')} />
                       </Form.Item>
                     </div>
                     <div style={{ display: 'flex', gap: 8, marginBottom: 8, alignItems: 'center' }}>
-                      <Form.Item {...restField} name={[name, 'bank_account']} label="银行账号" style={{ marginBottom: 0, flex: 1 }}>
-                        <Input placeholder="银行账号" />
+                      <Form.Item {...restField} name={[name, 'bank_account']} label={t('supplier.bankAccount')} style={{ marginBottom: 0, flex: 1 }}>
+                        <Input placeholder={t('supplier.bankAccount')} />
                       </Form.Item>
                       <div style={{ display: 'flex', alignItems: 'center', marginTop: 30 }}>
                         <Form.Item {...restField} name={[name, 'is_primary']} valuePropName="checked" style={{ marginBottom: 0, marginRight: 8 }}>
@@ -387,10 +390,10 @@ const SupplierPage: React.FC = () => {
                             onChange={(e) => handlePaymentInfoChange(name, 'is_primary', e.target.checked)}
                           />
                         </Form.Item>
-                        <span>主要收款账户</span>
+                        <span>{t('supplier.mainAccount')}</span>
                       </div>
                     </div>
-                    <Form.Item {...restField} name={[name, 'qr_code']} label="收款码" style={{ marginBottom: 0 }}>
+                    <Form.Item {...restField} name={[name, 'qr_code']} label={t('supplier.qrCode')} style={{ marginBottom: 0 }}>
                       <FileUpload 
                         maxCount={1} 
                         accept="image/*"
@@ -405,12 +408,12 @@ const SupplierPage: React.FC = () => {
                       />
                     </Form.Item>
                     {fields.length > 0 && (
-                      <Button type="link" danger onClick={() => remove(name)} style={{ marginTop: 8 }}>删除此收款信息</Button>
+                      <Button type="link" danger onClick={() => remove(name)} style={{ marginTop: 8 }}>{t('supplier.deletePaymentInfo')}</Button>
                     )}
                   </div>
                 ))}
                 <Button type="dashed" onClick={() => add({ account_name: '', bank_account: '', bank_name: '', is_primary: false })} style={{ width: '100%' }}>
-                  + 添加收款信息
+                  {t('supplier.addPaymentInfo')}
                 </Button>
               </div>
             )}

frontend/src/pages/SystemLogsPage.tsx

@@ -1,18 +1,20 @@
 import React from 'react';
 import { Card, Typography, Button, Table, Tag, Space, Select, DatePicker, Input } from 'antd';
 import { DownloadOutlined, DeleteOutlined } from '@ant-design/icons';
+import { useLanguageStore } from '../store/languageStore';
 
 const { Title, Paragraph } = Typography;
 const { RangePicker } = DatePicker;
 
 const SystemLogsPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [loading] = React.useState(false);
 
   const columns = [
-    { title: '日志ID', dataIndex: 'id', key: 'id', width: 80 },
-    { title: '时间', dataIndex: 'timestamp', key: 'timestamp', width: 180 },
+    { title: t('systemLogs.logId'), dataIndex: 'id', key: 'id', width: 80 },
+    { title: t('systemLogs.time'), dataIndex: 'timestamp', key: 'timestamp', width: 180 },
     { 
-      title: '级别', 
+      title: t('systemLogs.level'), 
       dataIndex: 'level', 
       key: 'level', 
       width: 100,
@@ -21,47 +23,47 @@ const SystemLogsPage: React.FC = () => {
         return <Tag color={colors[v]}>{v.toUpperCase()}</Tag>;
       }
     },
-    { title: '模块', dataIndex: 'module', key: 'module', width: 120 },
-    { title: '操作人', dataIndex: 'operator', key: 'operator', width: 120 },
-    { title: '操作', dataIndex: 'action', key: 'action' },
-    { title: 'IP地址', dataIndex: 'ip', key: 'ip', width: 130 },
-    { title: '详情', dataIndex: 'detail', key: 'detail', ellipsis: true },
+    { title: t('systemLogs.module'), dataIndex: 'module', key: 'module', width: 120 },
+    { title: t('systemLogs.operator'), dataIndex: 'operator', key: 'operator', width: 120 },
+    { title: t('systemLogs.operation'), dataIndex: 'action', key: 'action' },
+    { title: t('systemLogs.ipAddress'), dataIndex: 'ip', key: 'ip', width: 130 },
+    { title: t('systemLogs.detail'), dataIndex: 'detail', key: 'detail', ellipsis: true },
   ];
 
   const data = [
-    { key: '1', id: 1001, timestamp: '2026-03-18 17:15:30', level: 'info', module: '用户管理', operator: 'admin', action: '用户登录', ip: '192.168.1.100', detail: '用户 admin 成功登录系统' },
-    { key: '2', id: 1002, timestamp: '2026-03-18 17:14:25', level: 'info', module: '项目管理', operator: 'manager', action: '创建项目', ip: '192.168.1.101', detail: '创建新项目: 博纳斯线路改造' },
-    { key: '3', id: 1003, timestamp: '2026-03-18 17:13:10', level: 'warning', module: '财务管理', operator: 'admin', action: '审批预支', ip: '192.168.1.100', detail: '预支申请单 ADV20260318001 审批通过' },
-    { key: '4', id: 1004, timestamp: '2026-03-18 17:12:05', level: 'success', module: '系统', operator: 'system', action: '数据备份', ip: '127.0.0.1', detail: '自动备份完成，耗时 45 秒' },
+    { key: '1', id: 1001, timestamp: '2026-03-18 17:15:30', level: 'info', module: t('systemLogs.moduleUser'), operator: 'admin', action: t('systemLogs.login'), ip: '192.168.1.100', detail: '用户 admin 成功登录系统' },
+    { key: '2', id: 1002, timestamp: '2026-03-18 17:14:25', level: 'info', module: t('systemLogs.moduleProject'), operator: 'manager', action: t('systemLogs.createProject'), ip: '192.168.1.101', detail: '创建新项目: 博纳斯线路改造' },
+    { key: '3', id: 1003, timestamp: '2026-03-18 17:13:10', level: 'warning', module: t('systemLogs.moduleFinance'), operator: 'admin', action: t('systemLogs.approveAdvance'), ip: '192.168.1.100', detail: '预支申请单 ADV20260318001 审批通过' },
+    { key: '4', id: 1004, timestamp: '2026-03-18 17:12:05', level: 'success', module: t('systemLogs.moduleSystem'), operator: 'system', action: t('systemLogs.dataBackup'), ip: '127.0.0.1', detail: '自动备份完成，耗时 45 秒' },
     { key: '5', id: 1005, timestamp: '2026-03-18 17:10:00', level: 'error', module: 'API', operator: 'anonymous', action: '接口访问', ip: '10.0.0.55', detail: '无效的 API Token 访问尝试' },
-    { key: '6', id: 1006, timestamp: '2026-03-18 17:09:30', level: 'info', module: '采购管理', operator: 'pm1', action: '创建采购', ip: '192.168.1.102', detail: '创建采购申请: PO20260318002' },
-    { key: '7', id: 1007, timestamp: '2026-03-18 17:08:15', level: 'info', module: '用户管理', operator: 'admin', action: '修改角色', ip: '192.168.1.100', detail: '修改用户 zhang 的角色为项目经理' },
+    { key: '6', id: 1006, timestamp: '2026-03-18 17:09:30', level: 'info', module: t('menu.procurement'), operator: 'pm1', action: '创建采购', ip: '192.168.1.102', detail: '创建采购申请: PO20260318002' },
+    { key: '7', id: 1007, timestamp: '2026-03-18 17:08:15', level: 'info', module: t('systemLogs.moduleUser'), operator: 'admin', action: '修改角色', ip: '192.168.1.100', detail: '修改用户 zhang 的角色为项目经理' },
   ];
 
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24, display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
         <div>
-          <Title level={3} style={{ marginBottom: 0 }}>系统日志</Title>
-          <Paragraph type="secondary">查看系统操作记录和审计日志</Paragraph>
+          <Title level={3} style={{ marginBottom: 0 }}>{t('systemLogs.title')}</Title>
+          <Paragraph type="secondary">{t('systemLogs.description')}</Paragraph>
         </div>
         <Space>
-          <Select placeholder="日志级别" style={{ width: 120 }} allowClear options={[
+          <Select placeholder={t('systemLogs.logLevel')} style={{ width: 120 }} allowClear options={[
             { value: 'info', label: 'Info' },
             { value: 'warning', label: 'Warning' },
             { value: 'error', label: 'Error' },
             { value: 'success', label: 'Success' }
           ]} />
-          <Select placeholder="模块" style={{ width: 150 }} allowClear options={[
-            { value: 'user', label: '用户管理' },
-            { value: 'project', label: '项目管理' },
-            { value: 'finance', label: '财务管理' },
-            { value: 'system', label: '系统' }
+          <Select placeholder={t('systemLogs.module')} style={{ width: 150 }} allowClear options={[
+            { value: 'user', label: t('systemLogs.moduleUser') },
+            { value: 'project', label: t('systemLogs.moduleProject') },
+            { value: 'finance', label: t('systemLogs.moduleFinance') },
+            { value: 'system', label: t('systemLogs.moduleSystem') }
           ]} />
           <RangePicker placeholder={['开始日期', '结束日期']} />
-          <Input.Search placeholder="搜索日志内容" style={{ width: 200 }} />
-          <Button icon={<DownloadOutlined />}>导出</Button>
-          <Button icon={<DeleteOutlined />} danger>清理</Button>
+          <Input.Search placeholder={t('systemLogs.searchPlaceholder')} style={{ width: 200 }} />
+          <Button icon={<DownloadOutlined />}>{t('systemLogs.export')}</Button>
+          <Button icon={<DeleteOutlined />} danger>{t('systemLogs.clear')}</Button>
         </Space>
       </div>
 

frontend/src/pages/UserManagement.tsx

@@ -1,12 +1,13 @@
 import React, { useState, useEffect } from 'react';
 import apiClient from '../utils/request';
+import { useLanguageStore } from '../store/languageStore';
 
 const UserManagement: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [users, setUsers] = useState<any[]>([]);
   const [loading, setLoading] = useState(false);
   const [error, setError] = useState<string | null>(null);
 
-  // 从API获取用户数据
   const fetchUsers = async () => {
     setLoading(true);
     setError(null);
@@ -15,11 +16,11 @@ const UserManagement: React.FC = () => {
       if (response.data.success) {
         setUsers(response.data.data || []);
       } else {
-        throw new Error('API返回失败: ' + (response.data.message || '未知错误'));
+        throw new Error(t('userManagement.apiFailed') + (response.data.message || t('userManagement.unknownError')));
       }
     } catch (error) {
       console.error('获取用户列表失败:', error);
-      setError(error instanceof Error ? error.message : '未知错误');
+      setError(error instanceof Error ? error.message : t('userManagement.unknownError'));
     } finally {
       setLoading(false);
     }
@@ -31,23 +32,23 @@ const UserManagement: React.FC = () => {
 
   return (
     <div style={{ padding: 24 }}>
-      <h1>用户管理</h1>
-      <p>这是一个测试页面，用于检查API调用是否正常。</p>
+      <h1>{t('userManagement.title')}</h1>
+      <p>{t('userManagement.testPage')}</p>
       <button onClick={fetchUsers} disabled={loading}>
-        {loading ? '加载中...' : '刷新用户列表'}
+        {loading ? t('common.loading') : t('userManagement.refreshList')}
       </button>
       {error && (
         <div style={{ marginTop: 10, color: 'red' }}>
-          错误: {error}
+          {t('userManagement.errorPrefix')}{error}
         </div>
       )}
       <div style={{ marginTop: 20 }}>
-        <h2>API返回的数据:</h2>
+        <h2>{t('userManagement.apiResult')}</h2>
         <pre>{JSON.stringify(users, null, 2)}</pre>
       </div>
       <div style={{ marginTop: 20 }}>
-        <h2>加载状态:</h2>
-        <p>{loading ? '加载中...' : '加载完成'}</p>
+        <h2>{t('userManagement.loadStatus')}</h2>
+        <p>{loading ? t('common.loading') : t('userManagement.loadComplete')}</p>
       </div>
     </div>
   );

frontend/src/pages/UsersPage.tsx

@@ -2,6 +2,7 @@ import React, { useState, useEffect } from 'react';
 import apiClient from '../utils/request';
 import { Card, Button, Table, Tag, Space, Modal, Form, Input, Select, message, Row, Col, Avatar, Popconfirm } from 'antd';
 import { PlusOutlined, UserOutlined, LockOutlined, EditOutlined, DeleteOutlined, ReloadOutlined, KeyOutlined } from '@ant-design/icons';
+import { useLanguageStore } from '../store/languageStore';
 
 interface User {
   id: number;
@@ -16,6 +17,7 @@ interface User {
 }
 
 const UsersPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [loading, setLoading] = useState(false);
   const [users, setUsers] = useState<User[]>([]);
   const [addModalVisible, setAddModalVisible] = useState(false);
@@ -27,10 +29,10 @@ const UsersPage: React.FC = () => {
   const [currentUser, setCurrentUser] = useState<User | null>(null);
 
   const roles = [
-    { value: 'admin', label: '系统管理员' },
-    { value: 'finance', label: '财务专员' },
-    { value: 'manager', label: '项目经理' },
-    { value: 'employee', label: '普通员工' }
+    { value: 'admin', label: t('user.admin') },
+    { value: 'finance', label: t('user.finance') },
+    { value: 'manager', label: t('user.manager') },
+    { value: 'employee', label: t('user.employee') }
   ];
 
   const fetchUsers = async () => {
@@ -40,14 +42,14 @@ const UsersPage: React.FC = () => {
       if (response.data.success) {
         setUsers(response.data.data || []);
       } else {
-        message.error('获取用户列表失败: ' + (response.data.message || '未知错误'));
+        message.error(t('users.getListFailedLog') + (response.data.message || t('users.unknownError')));
       }
     } catch (error: any) {
       console.error('获取用户列表失败:', error);
       if (error.response?.status === 403) {
-        message.error('权限不足，仅管理员可访问');
+        message.error(t('users.notAdmin'));
       } else {
-        message.error('获取用户列表失败');
+        message.error(t('users.getListFailed'));
       }
     } finally {
       setLoading(false);
@@ -63,12 +65,12 @@ const UsersPage: React.FC = () => {
       const values = await addForm.validateFields();
       const response = await apiClient.post('/users', values);
       if (response.data.success) {
-        message.success('用户已添加');
+        message.success(t('users.addSuccess'));
         setAddModalVisible(false);
         addForm.resetFields();
         fetchUsers();
       } else {
-        message.error(response.data.message || '添加失败');
+        message.error(response.data.message || t('common.failed'));
       }
     } catch (error: any) {
       if (error.response?.data?.message) {
@@ -76,7 +78,7 @@ const UsersPage: React.FC = () => {
       } else if (error.errorFields) {
         return;
       } else {
-        message.error('添加失败，请重试');
+        message.error(t('common.failed'));
       }
     }
   };
@@ -98,13 +100,13 @@ const UsersPage: React.FC = () => {
       if (currentUser) {
         const response = await apiClient.put(`/users/${currentUser.id}`, values);
         if (response.data.success) {
-          message.success('用户已更新');
+          message.success(t('common.updateSuccess'));
           setEditModalVisible(false);
           editForm.resetFields();
           setCurrentUser(null);
           fetchUsers();
         } else {
-          message.error(response.data.message || '更新失败');
+          message.error(response.data.message || t('common.failed'));
         }
       }
     } catch (error: any) {
@@ -113,7 +115,7 @@ const UsersPage: React.FC = () => {
       } else if (error.errorFields) {
         return;
       } else {
-        message.error('更新失败，请重试');
+        message.error(t('common.failed'));
       }
     }
   };
@@ -136,12 +138,12 @@ const UsersPage: React.FC = () => {
           password: values.newPassword
         });
         if (response.data.success) {
-          message.success('密码已重置');
+          message.success(t('common.success'));
           setResetPwdModalVisible(false);
           resetPwdForm.resetFields();
           setCurrentUser(null);
         } else {
-          message.error(response.data.message || '重置失败');
+          message.error(response.data.message || t('common.failed'));
         }
       }
     } catch (error: any) {
@@ -150,7 +152,7 @@ const UsersPage: React.FC = () => {
       } else if (error.errorFields) {
         return;
       } else {
-        message.error('重置失败，请重试');
+        message.error(t('common.failed'));
       }
     }
   };
@@ -159,64 +161,64 @@ const UsersPage: React.FC = () => {
     try {
       const response = await apiClient.delete(`/users/${user.id}`);
       if (response.data.success) {
-        message.success('用户已删除');
+        message.success(t('common.deleteSuccess'));
         fetchUsers();
       } else {
-        message.error(response.data.message || '删除失败');
+        message.error(response.data.message || t('common.deleteFailed'));
       }
     } catch (error: any) {
       if (error.response?.data?.message) {
         message.error(error.response.data.message);
       } else {
-        message.error('删除失败，请重试');
+        message.error(t('common.deleteFailed'));
       }
     }
   };
 
   const columns = [
-    { title: 'ID', dataIndex: 'id', key: 'id', width: 60 },
+    { title: t('users.id'), dataIndex: 'id', key: 'id', width: 60 },
     { 
-      title: '头像', 
+      title: t('users.avatar'), 
       key: 'avatar', 
       width: 60,
       render: () => <Avatar icon={<UserOutlined />} />
     },
-    { title: '用户名', dataIndex: 'username', key: 'username', width: 120 },
-    { title: '姓名', dataIndex: 'name', key: 'name', width: 120 },
-    { title: '邮箱', dataIndex: 'email', key: 'email', width: 180, render: (v: string) => v || '-' },
-    { title: '手机号', dataIndex: 'phone', key: 'phone', width: 130, render: (v: string) => v || '-' },
+    { title: t('users.username'), dataIndex: 'username', key: 'username', width: 120 },
+    { title: t('users.name'), dataIndex: 'name', key: 'name', width: 120 },
+    { title: t('users.email'), dataIndex: 'email', key: 'email', width: 180, render: (v: string) => v || '-' },
+    { title: t('users.phone'), dataIndex: 'phone', key: 'phone', width: 130, render: (v: string) => v || '-' },
     { 
-      title: '角色', 
+      title: t('users.role'), 
       dataIndex: 'role', 
       key: 'role', 
       width: 120,
       render: (v: string) => {
         const colors: Record<string, string> = { 'admin': 'red', 'manager': 'blue', 'finance': 'orange', 'employee': 'green' };
         const roleMap = roles.find(role => role.value === v);
-        return <Tag color={colors[v] || 'green'}>{roleMap?.label || v || '用户'}</Tag>;
+        return <Tag color={colors[v] || 'green'}>{roleMap?.label || v || t('users.user')}</Tag>;
       }
     },
     {
-      title: '操作',
+      title: t('users.action'),
       key: 'action',
       width: 240,
       render: (_: any, record: User) => (
         <Space>
           <Button size="small" type="link" icon={<EditOutlined />} onClick={() => handleEdit(record)}>
-            编辑
+            {t('users.edit')}
           </Button>
           <Button size="small" type="link" icon={<KeyOutlined />} onClick={() => handleResetPassword(record)}>
-            重置密码
+            {t('users.resetPassword')}
           </Button>
           <Popconfirm
-            title="确认删除"
-            description={`确定要删除用户 ${record.username} 吗？`}
+            title={t('users.confirmDelete')}
+            description={t('users.confirmDeleteMsg', { name: record.username })}
             onConfirm={() => handleDelete(record)}
-            okText="确定"
-            cancelText="取消"
+            okText={t('common.confirm')}
+            cancelText={t('common.cancel')}
           >
             <Button size="small" type="link" danger icon={<DeleteOutlined />}>
-              删除
+              {t('common.delete')}
             </Button>
           </Popconfirm>
         </Space>
@@ -227,12 +229,12 @@ const UsersPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24, display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
-        <h2>用户管理</h2>
+        <h2>{t('users.title')}</h2>
         <Space>
           <Button type="primary" icon={<PlusOutlined />} onClick={() => setAddModalVisible(true)}>
-            新增用户
+            {t('users.newUser')}
           </Button>
-          <Button icon={<ReloadOutlined />} onClick={fetchUsers}>刷新</Button>
+          <Button icon={<ReloadOutlined />} onClick={fetchUsers}>{t('common.refresh')}</Button>
         </Space>
       </div>
 
@@ -247,7 +249,7 @@ const UsersPage: React.FC = () => {
       </Card>
 
       <Modal
-        title="新增用户"
+        title={t('users.newUser')}
         open={addModalVisible}
         onCancel={() => { setAddModalVisible(false); addForm.resetFields(); }}
         onOk={handleAdd}
@@ -256,37 +258,37 @@ const UsersPage: React.FC = () => {
         <Form form={addForm} layout="vertical">
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item label="用户名" name="username" rules={[{ required: true, message: '请输入用户名' }]}>
-                <Input placeholder="请输入用户名" prefix={<UserOutlined />} />
+              <Form.Item label={t('users.username')} name="username" rules={[{ required: true, message: t('users.usernamePlaceholder') }]}>
+                <Input placeholder={t('users.usernamePlaceholder')} prefix={<UserOutlined />} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item label="姓名" name="name" rules={[{ required: true, message: '请输入姓名' }]}>
-                <Input placeholder="请输入姓名" />
+              <Form.Item label={t('users.name')} name="name" rules={[{ required: true, message: t('users.namePlaceholder') }]}>
+                <Input placeholder={t('users.namePlaceholder')} />
               </Form.Item>
             </Col>
           </Row>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item label="邮箱" name="email">
+              <Form.Item label={t('users.email')} name="email">
                 <Input placeholder="email@example.com" />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item label="手机号" name="phone">
+              <Form.Item label={t('users.phone')} name="phone">
                 <Input placeholder="+856 20 xxxx xxxx" />
               </Form.Item>
             </Col>
           </Row>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item label="角色" name="role" rules={[{ required: true, message: '请选择角色' }]} initialValue="employee">
-                <Select placeholder="选择角色" options={roles} />
+              <Form.Item label={t('users.role')} name="role" rules={[{ required: true, message: t('users.selectRolePlaceholder') }]} initialValue="employee">
+                <Select placeholder={t('users.selectRole')} options={roles} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item label="初始密码" name="password" rules={[{ required: true, message: '请输入初始密码' }, { min: 6, message: '密码至少6位' }]}>
-                <Input.Password placeholder="请输入初始密码" prefix={<LockOutlined />} />
+              <Form.Item label={t('users.initialPassword')} name="password" rules={[{ required: true, message: t('users.initialPasswordPlaceholder') }, { min: 6, message: t('users.passwordMinLen') }]}>
+                <Input.Password placeholder={t('users.initialPasswordPlaceholder')} prefix={<LockOutlined />} />
               </Form.Item>
             </Col>
           </Row>
@@ -294,7 +296,7 @@ const UsersPage: React.FC = () => {
       </Modal>
 
       <Modal
-        title="编辑用户"
+        title={t('users.editUser')}
         open={editModalVisible}
         onCancel={() => {
           setEditModalVisible(false);
@@ -307,32 +309,32 @@ const UsersPage: React.FC = () => {
         <Form form={editForm} layout="vertical">
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item label="用户名">
+              <Form.Item label={t('users.username')}>
                 <Input value={currentUser?.username} disabled prefix={<UserOutlined />} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item label="姓名" name="name" rules={[{ required: true, message: '请输入姓名' }]}>
-                <Input placeholder="请输入姓名" />
+              <Form.Item label={t('users.name')} name="name" rules={[{ required: true, message: t('users.namePlaceholder') }]}>
+                <Input placeholder={t('users.namePlaceholder')} />
               </Form.Item>
             </Col>
           </Row>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item label="邮箱" name="email">
+              <Form.Item label={t('users.email')} name="email">
                 <Input placeholder="email@example.com" />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item label="手机号" name="phone">
+              <Form.Item label={t('users.phone')} name="phone">
                 <Input placeholder="+856 20 xxxx xxxx" />
               </Form.Item>
             </Col>
           </Row>
           <Row gutter={16}>
             <Col span={12}>
-              <Form.Item label="角色" name="role" rules={[{ required: true, message: '请选择角色' }]}>
-                <Select placeholder="选择角色" options={roles} />
+              <Form.Item label={t('users.role')} name="role" rules={[{ required: true, message: t('users.selectRolePlaceholder') }]}>
+                <Select placeholder={t('users.selectRole')} options={roles} />
               </Form.Item>
             </Col>
           </Row>
@@ -340,7 +342,7 @@ const UsersPage: React.FC = () => {
       </Modal>
 
       <Modal
-        title={`重置密码 - ${currentUser?.username || ''}`}
+        title={`${t('users.resetPassword')} - ${currentUser?.username || ''}`}
         open={resetPwdModalVisible}
         onCancel={() => {
           setResetPwdModalVisible(false);
@@ -351,21 +353,21 @@ const UsersPage: React.FC = () => {
         width={400}
       >
         <Form form={resetPwdForm} layout="vertical">
-          <Form.Item label="新密码" name="newPassword" rules={[{ required: true, message: '请输入新密码' }, { min: 6, message: '密码至少6位' }]}>
-            <Input.Password placeholder="请输入新密码" prefix={<LockOutlined />} />
+          <Form.Item label={t('user.newPassword')} name="newPassword" rules={[{ required: true, message: t('users.newPasswordPlaceholder') }, { min: 6, message: t('users.passwordMinLen') }]}>
+            <Input.Password placeholder={t('users.newPasswordPlaceholder')} prefix={<LockOutlined />} />
           </Form.Item>
-          <Form.Item label="确认密码" name="confirmPassword" rules={[
-            { required: true, message: '请确认密码' },
+          <Form.Item label={t('users.confirmPassword')} name="confirmPassword" rules={[
+            { required: true, message: t('users.confirmPasswordPlaceholder') },
             ({ getFieldValue }) => ({
               validator(_, value) {
                 if (!value || getFieldValue('newPassword') === value) {
                   return Promise.resolve();
                 }
-                return Promise.reject(new Error('两次输入的密码不一致'));
+                return Promise.reject(new Error(t('users.passwordMismatch')));
               },
             }),
           ]}>
-            <Input.Password placeholder="请再次输入新密码" prefix={<LockOutlined />} />
+            <Input.Password placeholder={t('users.reEnterPassword')} prefix={<LockOutlined />} />
           </Form.Item>
         </Form>
       </Modal>

frontend/src/pages/admin/AboutPage.tsx

@@ -7,74 +7,77 @@ import {
   CheckCircleOutlined,
   InfoCircleOutlined
 } from '@ant-design/icons';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph, Text } = Typography;
 
 const AboutPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
+
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <Title level={3} style={{ marginBottom: 8 }}>关于系统</Title>
-        <Paragraph type="secondary">系统信息与版本</Paragraph>
+        <Title level={3} style={{ marginBottom: 8 }}>{t('about.title')}</Title>
+        <Paragraph type="secondary">{t('about.description')}</Paragraph>
       </div>
 
       <Row gutter={24}>
         <Col span={16}>
-          <Card title={<><InfoCircleOutlined /> 系统信息</>}>
+          <Card title={<><InfoCircleOutlined /> {t('about.systemInfo')}</>}>
             <Descriptions bordered column={2}>
-              <Descriptions.Item label="系统名称">轻远电力老挝ERP</Descriptions.Item>
-              <Descriptions.Item label="系统版本">V1.0.0</Descriptions.Item>
-              <Descriptions.Item label="开发团队">轻远电力信息技术部</Descriptions.Item>
-              <Descriptions.Item label="上线日期">2026年3月</Descriptions.Item>
-              <Descriptions.Item label="技术架构">
+              <Descriptions.Item label={t('about.systemName')}>{t('about.systemNameValue')}</Descriptions.Item>
+              <Descriptions.Item label={t('about.version')}>{t('about.versionValue')}</Descriptions.Item>
+              <Descriptions.Item label={t('about.devTeam')}>{t('about.devTeamValue')}</Descriptions.Item>
+              <Descriptions.Item label={t('about.onlineDate')}>{t('about.onlineDateValue')}</Descriptions.Item>
+              <Descriptions.Item label={t('about.techArchitecture')}>
                 <Tag color="blue">React 18</Tag>
                 <Tag color="green">Ant Design 5</Tag>
                 <Tag color="purple">Node.js</Tag>
                 <Tag color="orange">PostgreSQL</Tag>
               </Descriptions.Item>
-              <Descriptions.Item label="部署环境">
-                <Tag color="cyan">腾讯云服务器</Tag>
+              <Descriptions.Item label={t('about.deployEnv')}>
+                <Tag color="cyan">{t('about.deployEnvValue')}</Tag>
               </Descriptions.Item>
-              <Descriptions.Item label="前端框架">Vite + React + TypeScript</Descriptions.Item>
-              <Descriptions.Item label="后端框架">Express.js + PostgreSQL</Descriptions.Item>
+              <Descriptions.Item label={t('about.frontend')}>{t('about.frontendValue')}</Descriptions.Item>
+              <Descriptions.Item label={t('about.backend')}>{t('about.backendValue')}</Descriptions.Item>
             </Descriptions>
           </Card>
 
-          <Card title={<><CheckCircleOutlined /> 功能模块</>} style={{ marginTop: 24 }}>
+          <Card title={<><CheckCircleOutlined /> {t('about.modules')}</>} style={{ marginTop: 24 }}>
             <Row gutter={[16, 16]}>
               <Col span={8}>
                 <Card size="small" style={{ textAlign: 'center' }}>
-                  <Title level={5}>项目管理</Title>
+                  <Title level={5}>{t('menu.projects')}</Title>
                   <Text type="secondary">项目创建、进度跟踪、合同管理</Text>
                 </Card>
               </Col>
               <Col span={8}>
                 <Card size="small" style={{ textAlign: 'center' }}>
-                  <Title level={5}>财务管理</Title>
+                  <Title level={5}>{t('menu.financeManagement')}</Title>
                   <Text type="secondary">预支、报销、付款申请、核销</Text>
                 </Card>
               </Col>
               <Col span={8}>
                 <Card size="small" style={{ textAlign: 'center' }}>
-                  <Title level={5}>采购管理</Title>
+                  <Title level={5}>{t('menu.procurement')}</Title>
                   <Text type="secondary">商品管理、供应商管理</Text>
                 </Card>
               </Col>
               <Col span={8}>
                 <Card size="small" style={{ textAlign: 'center' }}>
-                  <Title level={5}>合作伙伴</Title>
+                  <Title level={5}>{t('menu.partners')}</Title>
                   <Text type="secondary">供应商、分包商、客户管理</Text>
                 </Card>
               </Col>
               <Col span={8}>
                 <Card size="small" style={{ textAlign: 'center' }}>
-                  <Title level={5}>施工管理</Title>
+                  <Title level={5}>{t('menu.construction')}</Title>
                   <Text type="secondary">施工日志、里程碑管理</Text>
                 </Card>
               </Col>
               <Col span={8}>
                 <Card size="small" style={{ textAlign: 'center' }}>
-                  <Title level={5}>预算报价</Title>
+                  <Title level={5}>{t('menu.budgetQuotation')}</Title>
                   <Text type="secondary">项目预算、报价管理</Text>
                 </Card>
               </Col>
@@ -83,45 +86,45 @@ const AboutPage: React.FC = () => {
         </Col>
 
         <Col span={8}>
-          <Card title={<><CloudServerOutlined /> 服务器状态</>}>
+          <Card title={<><CloudServerOutlined /> {t('about.serverStatus')}</>}>
             <div style={{ marginBottom: 16 }}>
-              <Text type="secondary">CPU使用率</Text>
+              <Text type="secondary">{t('about.cpuUsage')}</Text>
               <Progress percent={45} status="active" />
             </div>
             <div style={{ marginBottom: 16 }}>
-              <Text type="secondary">内存使用</Text>
+              <Text type="secondary">{t('about.memoryUsage')}</Text>
               <Progress percent={60} strokeColor="#52c41a" />
             </div>
             <div style={{ marginBottom: 16 }}>
-              <Text type="secondary">磁盘空间</Text>
+              <Text type="secondary">{t('about.diskSpace')}</Text>
               <Progress percent={35} strokeColor="#1890ff" />
             </div>
             <Divider />
             <Descriptions column={1} size="small">
-              <Descriptions.Item label="服务器IP">43.161.248.209</Descriptions.Item>
-              <Descriptions.Item label="操作系统">OpenCloudOS 9</Descriptions.Item>
-              <Descriptions.Item label="Node版本">v22.22.1</Descriptions.Item>
+              <Descriptions.Item label={t('about.serverIp')}>43.161.248.209</Descriptions.Item>
+              <Descriptions.Item label={t('about.os')}>{t('about.osValue')}</Descriptions.Item>
+              <Descriptions.Item label={t('about.nodeVersion')}>v22.22.1</Descriptions.Item>
             </Descriptions>
           </Card>
 
-          <Card title={<><DatabaseOutlined /> 数据库状态</>} style={{ marginTop: 24 }}>
+          <Card title={<><DatabaseOutlined /> {t('about.databaseStatus')}</>} style={{ marginTop: 24 }}>
             <div style={{ textAlign: 'center', padding: 20 }}>
               <CheckCircleOutlined style={{ fontSize: 48, color: '#52c41a' }} />
-              <Title level={4} style={{ margin: '16px 0 8px' }}>运行正常</Title>
+              <Title level={4} style={{ margin: '16px 0 8px' }}>{t('about.running')}</Title>
               <Text type="secondary">PostgreSQL 15</Text>
             </div>
             <Divider />
             <Descriptions column={1} size="small">
-              <Descriptions.Item label="数据库名">company_finance_db</Descriptions.Item>
-              <Descriptions.Item label="连接状态">正常</Descriptions.Item>
-              <Descriptions.Item label="最近备份">2026-03-19 00:00</Descriptions.Item>
+              <Descriptions.Item label={t('about.dbName')}>company_finance_db</Descriptions.Item>
+              <Descriptions.Item label={t('about.connectionStatus')}>{t('about.normal')}</Descriptions.Item>
+              <Descriptions.Item label={t('about.lastBackup')}>2026-03-19 00:00</Descriptions.Item>
             </Descriptions>
           </Card>
         </Col>
       </Row>
 
       <Card style={{ marginTop: 24, background: '#f6ffed', borderColor: '#b7eb8f' }}>
-        <Text>© 2026 轻远电力老挝ERP系统 - 版本 V1.0.0</Text>
+        <Text>{t('about.footer')}</Text>
       </Card>
     </div>
   );

frontend/src/pages/admin/BackupPage.tsx

@@ -2,27 +2,29 @@ import React from 'react';
 import { Card, Typography, Button, Table, Tag, Space, Modal, Form, Input, DatePicker, message, Row, Col, Progress } from 'antd';
 import { DownloadOutlined, UploadOutlined, DeleteOutlined, ClockCircleOutlined } from '@ant-design/icons';
 import dayjs from 'dayjs';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph, Text } = Typography;
 
 const BackupPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [loading, setLoading] = React.useState(false);
   const [backuping, setBackuping] = React.useState(false);
 
   const columns = [
-    { title: '备份名称', dataIndex: 'name', key: 'name' },
-    { title: '备份时间', dataIndex: 'time', key: 'time' },
-    { title: '文件大小', dataIndex: 'size', key: 'size' },
-    { title: '备份类型', dataIndex: 'type', key: 'type', render: (v: string) => <Tag color={v === 'auto' ? 'blue' : 'green'}>{v === 'auto' ? '自动' : '手动'}</Tag> },
-    { title: '状态', dataIndex: 'status', key: 'status', render: (v: string) => <Tag color={v === 'success' ? 'success' : 'error'}>{v === 'success' ? '成功' : '失败'}</Tag> },
+    { title: t('backup.backupName'), dataIndex: 'name', key: 'name' },
+    { title: t('backup.backupTime'), dataIndex: 'time', key: 'time' },
+    { title: t('backup.fileSize'), dataIndex: 'size', key: 'size' },
+    { title: t('backup.backupType'), dataIndex: 'type', key: 'type', render: (v: string) => <Tag color={v === 'auto' ? 'blue' : 'green'}>{v === 'auto' ? t('backup.auto') : t('backup.manual')}</Tag> },
+    { title: t('backup.status'), dataIndex: 'status', key: 'status', render: (v: string) => <Tag color={v === 'success' ? 'success' : 'error'}>{v === 'success' ? t('backup.success') : t('backup.failed')}</Tag> },
     {
-      title: '操作',
+      title: t('backup.action'),
       key: 'action',
       render: () => (
         <Space>
-          <Button size="small" type="link" icon={<DownloadOutlined />}>下载</Button>
-          <Button size="small" type="link" icon={<UploadOutlined />}>恢复</Button>
-          <Button size="small" danger type="link" icon={<DeleteOutlined />}>删除</Button>
+          <Button size="small" type="link" icon={<DownloadOutlined />}>{t('backup.download')}</Button>
+          <Button size="small" type="link" icon={<UploadOutlined />}>{t('backup.restore')}</Button>
+          <Button size="small" danger type="link" icon={<DeleteOutlined />}>{t('backup.delete')}</Button>
         </Space>
       )
     }
@@ -37,7 +39,7 @@ const BackupPage: React.FC = () => {
   const handleBackup = () => {
     setBackuping(true);
     setTimeout(() => {
-      message.success('备份创建成功');
+      message.success(t('backup.backupCreated'));
       setBackuping(false);
     }, 2000);
   };
@@ -45,32 +47,32 @@ const BackupPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <Title level={3} style={{ marginBottom: 8 }}>数据备份</Title>
-        <Paragraph type="secondary">管理系统数据备份与恢复</Paragraph>
+        <Title level={3} style={{ marginBottom: 8 }}>{t('backup.title')}</Title>
+        <Paragraph type="secondary">{t('backup.description')}</Paragraph>
       </div>
 
       <Row gutter={16} style={{ marginBottom: 24 }}>
         <Col span={6}>
           <Card>
-            <Text type="secondary">总备份数</Text>
+            <Text type="secondary">{t('backup.totalBackups')}</Text>
             <Title level={2} style={{ margin: '8px 0 0' }}>3</Title>
           </Card>
         </Col>
         <Col span={6}>
           <Card>
-            <Text type="secondary">总大小</Text>
+            <Text type="secondary">{t('backup.totalSize')}</Text>
             <Title level={2} style={{ margin: '8px 0 0' }}>44.5 MB</Title>
           </Card>
         </Col>
         <Col span={6}>
           <Card>
-            <Text type="secondary">最近备份</Text>
+            <Text type="secondary">{t('backup.lastBackup')}</Text>
             <Title level={4} style={{ margin: '8px 0 0' }}>2026-03-19 00:00</Title>
           </Card>
         </Col>
         <Col span={6}>
           <Card>
-            <Text type="secondary">存储空间</Text>
+            <Text type="secondary">{t('backup.storageSpace')}</Text>
             <Progress percent={30} size="small" style={{ marginTop: 8 }} />
             <Text type="secondary">300 MB / 1 GB</Text>
           </Card>
@@ -78,12 +80,12 @@ const BackupPage: React.FC = () => {
       </Row>
 
       <Card 
-        title="备份列表"
+        title={t('backup.backupList')}
         extra={
           <Space>
-            <Button icon={<ClockCircleOutlined />}>自动备份设置</Button>
+            <Button icon={<ClockCircleOutlined />}>{t('backup.autoBackupSetting')}</Button>
             <Button type="primary" icon={<DownloadOutlined />} loading={backuping} onClick={handleBackup}>
-              立即备份
+              {t('backup.immediateBackup')}
             </Button>
           </Space>
         }

frontend/src/pages/admin/ExcelImport.tsx

@@ -4,6 +4,7 @@ import { UploadOutlined, FileExcelOutlined, CheckCircleOutlined, CloseCircleOutl
 import * as XLSX from 'xlsx';
 import apiClient from '../../utils/request';
 import dayjs from 'dayjs';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title } = Typography;
 
@@ -34,6 +35,7 @@ interface ParsedRow {
 }
 
 const ExcelImport: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [parsedData, setParsedData] = useState<ParsedRow[]>([]);
   const [categories, setCategories] = useState<any>({});
   const [importing, setImporting] = useState(false);
@@ -42,7 +44,10 @@ const ExcelImport: React.FC = () => {
   useEffect(() => {
     apiClient.get('/expense-categories/grouped').then(res => {
       if (res.data.success) setCategories(res.data.data);
-    }).catch(() => {});
+    }).catch((err) => {
+      console.error('加载支出分类失败:', err);
+      message.error('加载支出分类失败，请刷新页面重试');
+    });
   }, []);
 
   const getCategoryMap = () => {
@@ -63,16 +68,29 @@ const ExcelImport: React.FC = () => {
         const json = XLSX.utils.sheet_to_json(sheet, { header: 1 });
 
         if (json.length < 2) {
-          message.error('Excel文件没有数据行');
+          message.error(t('excelImport.noData'));
           return;
         }
 
         const categoryMap = getCategoryMap();
+        if (Object.keys(categoryMap).length === 0) {
+          message.error('支出分类未加载，请刷新页面后重试');
+          return;
+        }
+        console.log('Excel导入 - 分类映射表:', categoryMap);
+        console.log('Excel导入 - 原始数据行数:', json.length - 1);
         const rows: ParsedRow[] = [];
 
         for (let i = 1; i < json.length; i++) {
           const r: any[] = json[i];
-          if (!r || r.length === 0 || !r[0]) continue;
+          if (!r || r.length === 0) continue;
+          // 跳过完全空行（所有列都为空）
+          const hasData = r.some((cell: any) => cell !== null && cell !== undefined && cell !== '');
+          if (!hasData) continue;
+          
+          if (i <= 5) {
+            console.log(`Excel导入 - 第${i+1}行原始数据:`, JSON.stringify(r));
+          }
 
           const errors: string[] = [];
           const dateVal = r[0];
@@ -98,17 +116,27 @@ const ExcelImport: React.FC = () => {
           const description = String(r[12] || '').trim();
           const voucherNo = String(r[13] || '').trim();
 
-          const txnType = TXN_TYPE_MAP[txnTypeLabel] || '';
-          const level1 = LEVEL1_MAP[level1Label] || '';
-          const level2 = categoryMap[level2Label] || '';
+          const txnType = TXN_TYPE_MAP[txnTypeLabel] || TXN_TYPE_MAP[txnTypeLabel.replace(/\s/g, '')] || '';
+          const level1 = LEVEL1_MAP[level1Label] || LEVEL1_MAP[level1Label.replace(/\s/g, '')] || '';
+          let level2 = categoryMap[level2Label] || categoryMap[level2Label.replace(/\s/g, '')] || '';
           
-          if (!recordDate) errors.push('日期为空');
-          if (!txnType) errors.push(`收支类型无效: ${txnTypeLabel}`);
-          if (!level1) errors.push(`一级分类无效: ${level1Label}`);
-          if (!level2) errors.push(`二级分类无效: ${level2Label}`);
-          if (amountOriginal <= 0) errors.push('金额必须大于0');
+          // 如果精确匹配失败，尝试模糊匹配（包含关系）
+          if (!level2 && level2Label) {
+            for (const [label, value] of Object.entries(categoryMap)) {
+              if (label.includes(level2Label) || level2Label.includes(label)) {
+                level2 = value;
+                break;
+              }
+            }
+          }
+
+          if (!recordDate) errors.push(t('excelImport.invalidDate'));
+          if (!txnType) errors.push(`无效的收支类型: "${txnTypeLabel}" (应为: 收入/支出)`);
+          if (!level1) errors.push(`无效的一级分类: "${level1Label}" (应为: 收入/项目支出/公司支出)`);
+          if (!level2) errors.push(`无效的二级分类: "${level2Label}" (请参考模板中的分类下拉列表)`);
+          if (amountOriginal <= 0) errors.push(t('excelImport.amountPositive'));
           if ((level1 === 'project' || (level1 === 'income' && level2 !== 'shareholder_investment')) && !projectName) {
-            errors.push('项目支出/项目收入必须填写项目名称');
+            errors.push(t('excelImport.projectRequired'));
           }
 
           rows.push({
@@ -133,9 +161,9 @@ const ExcelImport: React.FC = () => {
 
         setParsedData(rows);
         setImportResult(null);
-        message.success(`解析完成，共 ${rows.length} 条记录`);
+        message.success(t('excelImport.parseComplete', { count: rows.length }));
       } catch (err: any) {
-        message.error('解析Excel失败: ' + err.message);
+        message.error(t('excelImport.parseFailed') + err.message);
       }
     };
     reader.readAsArrayBuffer(file);
@@ -145,7 +173,7 @@ const ExcelImport: React.FC = () => {
   const handleImport = async () => {
     const validRows = parsedData.filter(r => r.errors.length === 0);
     if (validRows.length === 0) {
-      message.error('没有有效的数据可导入');
+      message.error(t('excelImport.noValidData'));
       return;
     }
 
@@ -172,10 +200,10 @@ const ExcelImport: React.FC = () => {
       const res = await apiClient.post('/financial-records/batch', { records });
       if (res.data.success) {
         setImportResult(res.data.data);
-        message.success(`导入完成：成功 ${res.data.data.imported} 条，失败 ${res.data.data.failed} 条`);
+        message.success(t('excelImport.importComplete', { success: res.data.data.imported, fail: res.data.data.failed }));
       }
     } catch (e: any) {
-      message.error('导入失败: ' + (e.response?.data?.message || e.message));
+      message.error(t('excelImport.importFailed') + (e.response?.data?.message || e.message));
     }
     setImporting(false);
   };
@@ -184,22 +212,22 @@ const ExcelImport: React.FC = () => {
   const validCount = parsedData.filter(r => r.errors.length === 0).length;
 
   const columns = [
-    { title: '行号', dataIndex: 'row', width: 50 },
-    { title: '日期', dataIndex: 'record_date', width: 100 },
-    { title: '收支', dataIndex: 'txn_type', width: 60, render: (v: string) => <Tag color={v === 'income' ? 'green' : 'red'}>{v === 'income' ? '收入' : '支出'}</Tag> },
-    { title: '一级', dataIndex: 'category_level1', width: 80, render: (v: string) => {
-      const m: Record<string, string> = { income: '收入', project: '项目', company: '公司' };
+    { title: t('excelImport.rowNum'), dataIndex: 'row', width: 50 },
+    { title: t('excelImport.date'), dataIndex: 'record_date', width: 100 },
+    { title: t('excelImport.incomeExpense'), dataIndex: 'txn_type', width: 60, render: (v: string) => <Tag color={v === 'income' ? 'green' : 'red'}>{v === 'income' ? t('excelImport.income') : t('excelImport.expense')}</Tag> },
+    { title: t('excelImport.level1'), dataIndex: 'category_level1', width: 80, render: (v: string) => {
+      const m: Record<string, string> = { income: t('excelImport.income'), project: t('excelImport.projectLabel'), company: t('excelImport.companyLabel') };
       return m[v] || v;
     }},
-    { title: '二级', dataIndex: 'category_level2', width: 100 },
-    { title: '项目', dataIndex: 'project_name', width: 120, ellipsis: true },
-    { title: '金额', dataIndex: 'amount_original', width: 90, render: (v: number) => v?.toLocaleString() },
-    { title: '币种', dataIndex: 'currency', width: 50 },
-    { title: '汇率', dataIndex: 'exchange_rate', width: 60 },
-    { title: '等效人民币', dataIndex: 'amount_cny', width: 100, render: (v: number) => v?.toLocaleString() },
-    { title: '描述', dataIndex: 'description', width: 150, ellipsis: true },
+    { title: t('excelImport.level2'), dataIndex: 'category_level2', width: 100 },
+    { title: t('excelImport.projectLabel'), dataIndex: 'project_name', width: 120, ellipsis: true },
+    { title: t('excelImport.amount'), dataIndex: 'amount_original', width: 90, render: (v: number) => v?.toLocaleString() },
+    { title: t('excelImport.currency'), dataIndex: 'currency', width: 50 },
+    { title: t('excelImport.rate'), dataIndex: 'exchange_rate', width: 60 },
+    { title: t('excelImport.equivalentCNY'), dataIndex: 'amount_cny', width: 100, render: (v: number) => v?.toLocaleString() },
+    { title: t('excelImport.desc'), dataIndex: 'description', width: 150, ellipsis: true },
     {
-      title: '校验', width: 80,
+      title: t('excelImport.validation'), width: 80,
       render: (_: unknown, r: ParsedRow) => r.errors.length === 0
         ? <CheckCircleOutlined style={{ color: '#52c41a' }} />
         : <CloseCircleOutlined style={{ color: '#ff4d4f' }} title={r.errors.join('; ')} />
@@ -209,18 +237,18 @@ const ExcelImport: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <Card>
-        <Title level={4}>Excel 批量导入财务记录</Title>
+        <Title level={4}>{t('excelImport.title')}</Title>
 
         <Alert
           type="info"
           showIcon
           style={{ marginBottom: 16 }}
-          message="Excel 模板格式要求"
+          message={t('excelImport.templateRequirements')}
           description={
             <div>
-              <p>列顺序：日期 | 收支类型 | 一级分类 | 二级分类 | 项目名称 | 金额 | 币种 | 汇率 | 等效人民币 | 对方名称 | 对方类型 | 人员姓名 | 描述 | 凭证编号</p>
-              <p>收支类型：收入 / 支出 ｜ 一级分类：收入 / 项目支出 / 公司支出 ｜ 币种：CNY / USD / LAK / THB</p>
-              <p>二级分类必须使用系统中已有的分类名称（如：材料采购、工资薪酬等）</p>
+              <p>{t('excelImport.columnOrder')}</p>
+              <p>{t('excelImport.formatRequirements')}</p>
+              <p>{t('excelImport.categoryRequirements')}</p>
             </div>
           }
         />
@@ -230,20 +258,20 @@ const ExcelImport: React.FC = () => {
           showUploadList={false}
           beforeUpload={handleFileUpload}
         >
-          <Button icon={<FileExcelOutlined />} type="primary">选择 Excel 文件</Button>
+          <Button icon={<FileExcelOutlined />} type="primary">{t('excelImport.selectFile')}</Button>
         </Upload>
 
-        <a href="/templates/财务记账导入模板.xlsx" download="财务记账导入模板.xlsx" style={{ marginLeft: 12 }}>
-          <Button icon={<DownloadOutlined />}>下载模板文件</Button>
+        <a href="/templates/财务记账导入模板.xlsx" download={t('excelImport.templateFileName')} style={{ marginLeft: 12 }}>
+          <Button icon={<DownloadOutlined />}>{t('excelImport.downloadTemplate')}</Button>
         </a>
 
         {parsedData.length > 0 && (
           <>
             <div style={{ margin: '16px 0', display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
               <Space>
-                <span>共 {parsedData.length} 条</span>
-                <Tag color="green">有效 {validCount}</Tag>
-                {errorCount > 0 && <Tag color="red">有误 {errorCount}</Tag>}
+                <span>{t('excelImport.countPrefix')} {parsedData.length} {t('excelImport.countSuffix')}</span>
+                <Tag color="green">{t('excelImport.validPrefix')} {validCount}</Tag>
+                {errorCount > 0 && <Tag color="red">{t('excelImport.errorPrefix')} {errorCount}</Tag>}
               </Space>
               <Button
                 type="primary"
@@ -251,7 +279,7 @@ const ExcelImport: React.FC = () => {
                 loading={importing}
                 disabled={validCount === 0}
               >
-                导入 {validCount} 条有效记录
+                {t('excelImport.importPrefix')} {validCount} {t('excelImport.importSuffix')}
               </Button>
             </div>
 
@@ -270,10 +298,10 @@ const ExcelImport: React.FC = () => {
                 type={importResult.failed > 0 ? 'warning' : 'success'}
                 showIcon
                 style={{ marginTop: 16 }}
-                message={`导入完成：成功 ${importResult.imported} 条，失败 ${importResult.failed} 条`}
+                message={t('excelImport.importComplete', { success: importResult.imported, fail: importResult.failed })}
                 description={
                   importResult.errors?.length > 0
-                    ? importResult.errors.map((e: any, i: number) => <div key={i}>第 {e.row} 行：{e.message}</div>)
+                    ? importResult.errors.map((e: any, i: number) => <div key={i}>{t('excelImport.rowPrefix')}{e.row}{t('excelImport.rowSuffix')}{e.message}</div>)
                     : undefined
                 }
               />

frontend/src/pages/admin/ExpenseCategories.tsx

@@ -2,6 +2,7 @@ import React, { useState, useEffect } from 'react';
 import { Table, Button, Modal, Form, Input, Select, Switch, Tag, message, Space, Card, Typography } from 'antd';
 import { PlusOutlined, EditOutlined, ReloadOutlined } from '@ant-design/icons';
 import apiClient from '../../utils/request';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title } = Typography;
 
@@ -12,6 +13,7 @@ const LEVEL1_OPTIONS = [
 ];
 
 const ExpenseCategories: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [categories, setCategories] = useState<any[]>([]);
   const [loading, setLoading] = useState(false);
   const [modalVisible, setModalVisible] = useState(false);
@@ -26,7 +28,7 @@ const ExpenseCategories: React.FC = () => {
         setCategories(res.data.data);
       }
     } catch (e) {
-      message.error('获取分类失败');
+      message.error(t('expenseCategory.getFailed'));
     }
     setLoading(false);
   };
@@ -50,10 +52,10 @@ const ExpenseCategories: React.FC = () => {
       const values = await form.validateFields();
       if (editingId) {
         await apiClient.put(`/expense-categories/${editingId}`, values);
-        message.success('更新成功');
+        message.success(t('common.updateSuccess'));
       } else {
         await apiClient.post('/expense-categories', values);
-        message.success('创建成功');
+        message.success(t('common.createSuccess'));
       }
       setModalVisible(false);
       fetchCategories();
@@ -65,10 +67,10 @@ const ExpenseCategories: React.FC = () => {
   const handleToggleActive = async (id: number, isActive: boolean) => {
     try {
       await apiClient.put(`/expense-categories/${id}`, { is_active: isActive });
-      message.success(isActive ? '已启用' : '已禁用');
+      message.success(isActive ? t('expenseCategory.enabled') : t('expenseCategory.disabled'));
       fetchCategories();
     } catch (e) {
-      message.error('操作失败');
+      message.error(t('common.operationFailed'));
     }
   };
 
@@ -78,22 +80,22 @@ const ExpenseCategories: React.FC = () => {
   };
 
   const columns = [
-    { title: 'ID', dataIndex: 'id', width: 60 },
-    { title: '一级分类', dataIndex: 'category_level1', width: 120, render: getLevel1Tag },
-    { title: '二级编码', dataIndex: 'category_level2', width: 160 },
-    { title: '显示名称', dataIndex: 'label', width: 140 },
-    { title: '说明', dataIndex: 'description', ellipsis: true },
-    { title: '排序', dataIndex: 'sort_order', width: 70 },
+    { title: t('expenseCategory.id'), dataIndex: 'id', width: 60 },
+    { title: t('expenseCategory.level1'), dataIndex: 'category_level1', width: 120, render: getLevel1Tag },
+    { title: t('expenseCategory.level2Code'), dataIndex: 'category_level2', width: 160 },
+    { title: t('expenseCategory.displayName'), dataIndex: 'label', width: 140 },
+    { title: t('expenseCategory.desc'), dataIndex: 'description', ellipsis: true },
+    { title: t('expenseCategory.order'), dataIndex: 'sort_order', width: 70 },
     {
-      title: '状态', dataIndex: 'is_active', width: 90,
+      title: t('expenseCategory.status'), dataIndex: 'is_active', width: 90,
       render: (v: boolean, r: any) => (
         <Switch size="small" checked={v} onChange={(checked) => handleToggleActive(r.id, checked)} />
       )
     },
     {
-      title: '操作', width: 100,
+      title: t('expenseCategory.action'), width: 100,
       render: (_: unknown, r: any) => (
-        <Button size="small" icon={<EditOutlined />} onClick={() => handleEdit(r)}>编辑</Button>
+        <Button size="small" icon={<EditOutlined />} onClick={() => handleEdit(r)}>{t('common.edit')}</Button>
       )
     }
   ];
@@ -102,10 +104,10 @@ const ExpenseCategories: React.FC = () => {
     <div style={{ padding: 24 }}>
       <Card>
         <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 16 }}>
-          <Title level={4} style={{ margin: 0 }}>财务分类管理</Title>
+          <Title level={4} style={{ margin: 0 }}>{t('expenseCategory.title')}</Title>
           <Space>
-            <Button icon={<ReloadOutlined />} onClick={fetchCategories}>刷新</Button>
-            <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>新增分类</Button>
+            <Button icon={<ReloadOutlined />} onClick={fetchCategories}>{t('expenseCategory.refresh')}</Button>
+            <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>{t('expenseCategory.add')}</Button>
           </Space>
         </div>
         <Table
@@ -119,26 +121,26 @@ const ExpenseCategories: React.FC = () => {
       </Card>
 
       <Modal
-        title={editingId ? '编辑分类' : '新增分类'}
+        title={editingId ? t('expenseCategory.editCategory') : t('expenseCategory.addCategory')}
         open={modalVisible}
         onOk={handleSave}
         onCancel={() => setModalVisible(false)}
         destroyOnClose
       >
         <Form form={form} layout="vertical">
-          <Form.Item name="category_level1" label="一级分类" rules={[{ required: true, message: '请选择' }]}>
+          <Form.Item name="category_level1" label={t('expenseCategory.level1')} rules={[{ required: true, message: t('expenseCategory.selectLevel1') }]}>
             <Select options={LEVEL1_OPTIONS.map(o => ({ value: o.value, label: o.label }))} />
           </Form.Item>
-          <Form.Item name="category_level2" label="二级编码" rules={[{ required: true, message: '请输入' }]}>
-            <Input placeholder="如 material, salary 等" />
+          <Form.Item name="category_level2" label={t('expenseCategory.level2Code')} rules={[{ required: true, message: t('expenseCategory.inputLevel2') }]}>
+            <Input placeholder={t('expenseCategory.codePlaceholder')} />
           </Form.Item>
-          <Form.Item name="label" label="显示名称" rules={[{ required: true, message: '请输入' }]}>
-            <Input placeholder="如 材料采购" />
+          <Form.Item name="label" label={t('expenseCategory.displayName')} rules={[{ required: true, message: t('expenseCategory.inputLevel2') }]}>
+            <Input placeholder={t('expenseCategory.namePlaceholder')} />
           </Form.Item>
-          <Form.Item name="description" label="说明">
+          <Form.Item name="description" label={t('expenseCategory.desc')}>
             <Input.TextArea rows={2} />
           </Form.Item>
-          <Form.Item name="sort_order" label="排序" initialValue={0}>
+          <Form.Item name="sort_order" label={t('expenseCategory.order')} initialValue={0}>
             <Input type="number" />
           </Form.Item>
         </Form>

frontend/src/pages/admin/ProcessManagement.tsx

@@ -1,6 +1,7 @@
 import React, { useState } from 'react';
 import { Card, Typography, Table, Button, Space, Modal, Form, Select, Input, message, Tag, Steps, Divider, Switch, Badge } from 'antd';
 import { EditOutlined, PlusOutlined, SettingOutlined, CheckCircleOutlined, ClockCircleOutlined, SyncOutlined } from '@ant-design/icons';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph, Text } = Typography;
 const { Option } = Select;
@@ -15,32 +16,30 @@ interface ProcessNode {
 }
 
 const ProcessManagement: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [loading, setLoading] = useState(false);
   const [modalVisible, setModalVisible] = useState(false);
   const [editingNode, setEditingNode] = useState<ProcessNode | null>(null);
   const [form] = Form.useForm();
 
-  // 流程节点数据
   const [nodes, setNodes] = useState<ProcessNode[]>([
-    { id: '1', name: '发起申请', role: 'applicant', roleName: '申请人（任意角色）', order: 1, enabled: true },
-    { id: '2', name: '审批', role: 'admin', roleName: '管理员', order: 2, enabled: true },
-    { id: '3', name: '执行付款', role: 'admin', roleName: '管理员', order: 3, enabled: true },
+    { id: '1', name: t('processManagement.submitApplication'), role: 'applicant', roleName: t('processManagement.roleApplicant'), order: 1, enabled: true },
+    { id: '2', name: t('processManagement.approvalNode'), role: 'admin', roleName: t('processManagement.roleAdmin'), order: 2, enabled: true },
+    { id: '3', name: t('processManagement.executePayment'), role: 'admin', roleName: t('processManagement.roleAdmin'), order: 3, enabled: true },
   ]);
 
-  // 角色选项
   const roleOptions = [
-    { value: 'applicant', label: '申请人（任意角色）' },
-    { value: 'admin', label: '管理员' },
-    { value: 'finance', label: '财务专员' },
-    { value: 'manager', label: '项目经理' },
+    { value: 'applicant', label: t('processManagement.roleApplicant') },
+    { value: 'admin', label: t('processManagement.roleAdmin') },
+    { value: 'finance', label: t('processManagement.roleFinance') },
+    { value: 'manager', label: t('processManagement.roleManager') },
   ];
 
-  // 流程类型
   const processTypes = [
-    { key: 'advance', name: '预支申请', description: '员工预支款项申请流程' },
-    { key: 'reimbursement', name: '报销申请', description: '费用报销申请流程' },
-    { key: 'payment', name: '付款申请', description: '供应商付款申请流程' },
-    { key: 'verification', name: '核销申请', description: '单据核销申请流程' },
+    { key: 'advance', name: t('processManagement.advanceProcess'), description: t('processManagement.advanceProcessDesc') },
+    { key: 'reimbursement', name: t('processManagement.reimburseProcess'), description: t('processManagement.reimburseProcessDesc') },
+    { key: 'payment', name: t('processManagement.paymentProcess'), description: t('processManagement.paymentProcessDesc') },
+    { key: 'verification', name: t('processManagement.verificationProcess'), description: t('processManagement.verificationProcessDesc') },
   ];
 
   const handleEdit = (node: ProcessNode) => {
@@ -62,14 +61,14 @@ const ProcessManagement: React.FC = () => {
           return n;
         });
         setNodes(updatedNodes);
-        message.success('节点配置已保存');
+        message.success(t('processManagement.nodeSaved'));
       }
       setModalVisible(false);
     });
   };
 
   const getStatusTag = (enabled: boolean) => {
-    return enabled ? <Tag color="success">已启用</Tag> : <Tag color="default">已禁用</Tag>;
+    return enabled ? <Tag color="success">{t('processManagement.enabled')}</Tag> : <Tag color="default">{t('processManagement.disabled')}</Tag>;
   };
 
   const getStepStatus = (order: number) => {
@@ -80,15 +79,15 @@ const ProcessManagement: React.FC = () => {
 
   const columns = [
     { 
-      title: '顺序', 
+      title: t('processManagement.sequence'), 
       dataIndex: 'order', 
       key: 'order', 
       width: 80,
       render: (v: number) => <Badge count={v} style={{ backgroundColor: '#1890ff' }} />
     },
-    { title: '节点名称', dataIndex: 'name', key: 'name', width: 150 },
+    { title: t('processManagement.nodeName'), dataIndex: 'name', key: 'name', width: 150 },
     { 
-      title: '执行角色', 
+      title: t('processManagement.executeRole'), 
       dataIndex: 'roleName', 
       key: 'roleName',
       render: (v: string, r: ProcessNode) => (
@@ -100,20 +99,20 @@ const ProcessManagement: React.FC = () => {
       )
     },
     { 
-      title: '状态', 
+      title: t('processManagement.status'), 
       dataIndex: 'enabled', 
       key: 'enabled', 
       width: 100,
       render: (v: boolean) => getStatusTag(v)
     },
     {
-      title: '操作',
+      title: t('processManagement.action'),
       key: 'action',
       width: 120,
       render: (_: any, record: ProcessNode) => (
         <Space>
           <Button size="small" icon={<EditOutlined />} onClick={() => handleEdit(record)}>
-            编辑
+            {t('processManagement.edit')}
           </Button>
         </Space>
       )
@@ -123,14 +122,13 @@ const ProcessManagement: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <Title level={3} style={{ marginBottom: 8 }}>流程管理</Title>
+        <Title level={3} style={{ marginBottom: 8 }}>{t('processManagement.title')}</Title>
         <Paragraph type="secondary">
-          配置财务申请的审批流程节点，支持自定义执行角色
+          {t('processManagement.description')}
         </Paragraph>
       </div>
 
-      {/* 流程图示 */}
-      <Card title="当前流程图" style={{ marginBottom: 24 }}>
+      <Card title={t('processManagement.flowchart')} style={{ marginBottom: 24 }}>
         <Steps current={1} style={{ marginTop: 16 }}>
           {nodes.filter(n => n.enabled).map((node, index) => (
             <Steps.Step
@@ -148,13 +146,12 @@ const ProcessManagement: React.FC = () => {
         </Steps>
         <Divider />
         <Paragraph type="secondary" style={{ marginBottom: 0 }}>
-          <Text strong>说明：</Text>
-          当前流程为「申请人 → 管理员审批 → 管理员执行」，后续可在下方修改执行角色为财务专员。
+          <Text strong>{t('processManagement.tipTitle')}</Text>
+          {t('processManagement.tipContent')}
         </Paragraph>
       </Card>
 
-      {/* 节点配置表 */}
-      <Card title="节点配置">
+      <Card title={t('processManagement.nodeConfig')}>
         <Table 
           columns={columns} 
           dataSource={nodes} 
@@ -164,17 +161,16 @@ const ProcessManagement: React.FC = () => {
         />
       </Card>
 
-      {/* 流程类型说明 */}
-      <Card title="适用流程" style={{ marginTop: 24 }}>
+      <Card title={t('processManagement.applicableProcess')} style={{ marginTop: 24 }}>
         <Table 
           columns={[
-            { title: '流程类型', dataIndex: 'name', key: 'name', width: 150 },
-            { title: '说明', dataIndex: 'description', key: 'description' },
+            { title: t('processManagement.processType'), dataIndex: 'name', key: 'name', width: 150 },
+            { title: t('processManagement.desc'), dataIndex: 'description', key: 'description' },
             { 
-              title: '状态', 
+              title: t('processManagement.status'), 
               key: 'status', 
               width: 100,
-              render: () => <Tag color="success">已启用</Tag>
+              render: () => <Tag color="success">{t('processManagement.enabled')}</Tag>
             }
           ]}
           dataSource={processTypes}
@@ -184,24 +180,23 @@ const ProcessManagement: React.FC = () => {
         />
       </Card>
 
-      {/* 编辑节点弹窗 */}
       <Modal
-        title={`编辑节点：${editingNode?.name}`}
+        title={t('processManagement.editNode', { name: editingNode?.name || '' })}
         open={modalVisible}
         onCancel={() => setModalVisible(false)}
         onOk={handleSave}
         width={500}
       >
         <Form form={form} layout="vertical">
-          <Form.Item label="节点名称">
+          <Form.Item label={t('processManagement.nodeName')}>
             <Input value={editingNode?.name} disabled />
           </Form.Item>
           <Form.Item 
             name="role" 
-            label="执行角色" 
-            rules={[{ required: true, message: '请选择执行角色' }]}
+            label={t('processManagement.executeRole')} 
+            rules={[{ required: true, message: t('processManagement.selectRolePlaceholder') }]}
           >
-            <Select placeholder="选择执行角色">
+            <Select placeholder={t('processManagement.selectRole')}>
               {roleOptions.map(opt => (
                 <Option key={opt.value} value={opt.value}>{opt.label}</Option>
               ))}
@@ -210,7 +205,7 @@ const ProcessManagement: React.FC = () => {
         </Form>
         <div style={{ padding: 12, background: '#fffbe6', borderRadius: 6, marginTop: 16 }}>
           <Text type="warning">
-            ⚠️ 修改执行角色会影响所有使用此流程的申请。建议在公司有财务专员后再将执行节点改为财务角色。
+            {t('processManagement.warning')}
           </Text>
         </div>
       </Modal>

frontend/src/pages/admin/ProcessTemplates.tsx

@@ -2,6 +2,7 @@ import React, { useState, useEffect } from 'react';
 import { Card, Button, Table, Space, Modal, Form, Input, Select, InputNumber, Tag, Steps, message, Popconfirm, Drawer, List, Checkbox, Radio, Empty, Spin, Typography, Row, Col } from 'antd';
 import { PlusOutlined, CopyOutlined, EditOutlined, DeleteOutlined, EyeOutlined, ArrowUpOutlined, ArrowDownOutlined } from '@ant-design/icons';
 import apiClient from '../../utils/request';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Text, Paragraph } = Typography;
 const { Option } = Select;
@@ -26,6 +27,7 @@ interface Template {
 }
 
 const ProcessTemplates: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [templates, setTemplates] = useState<Template[]>([]);
   const [loading, setLoading] = useState(false);
   const [createModalVisible, setCreateModalVisible] = useState(false);
@@ -46,7 +48,7 @@ const ProcessTemplates: React.FC = () => {
     try {
       const res = await apiClient.get('/process-templates');
       if (res.data.success) setTemplates(res.data.data);
-    } catch (e) { message.error('获取模板列表失败'); }
+    } catch (e) { message.error(t('processTemplate.getListFailed')); }
     finally { setLoading(false); }
   };
 
@@ -58,32 +60,32 @@ const ProcessTemplates: React.FC = () => {
     setCreateModalVisible(true);
   };
 
-  const handleEdit = (t: Template) => {
-    form.setFieldsValue({ name: t.name, description: t.description });
-    setPhases(t.phases || []);
-    setCurrentStep(1);
-    setEditingTemplateId(t.id);
+  const handleEdit = (template: Template) => {
+    form.setFieldsValue({ name: template.name, description: template.description });
+    setPhases(template.phases || []);
+    setCurrentStep(0);
+    setEditingTemplateId(template.id);
     setCreateModalVisible(true);
   };
 
-  const handleCopy = async (t: Template) => {
+  const handleCopy = async (template: Template) => {
     try {
-      await apiClient.post(`/process-templates/${t.id}/copy`, { name: `${t.name} (副本)` });
-      message.success('复制成功');
+      await apiClient.post(`/process-templates/${template.id}/copy`, { name: `${template.name} (副本)` });
+      message.success(t('processTemplate.copySuccess'));
       fetchTemplates();
-    } catch (e) { message.error('复制失败'); }
+    } catch (e) { message.error(t('processTemplate.copyFailed')); }
   };
 
   const handleDelete = async (id: number) => {
     try {
       await apiClient.delete(`/process-templates/${id}`);
-      message.success('删除成功');
+      message.success(t('processTemplate.deleteSuccess'));
       fetchTemplates();
-    } catch (e) { message.error('删除失败'); }
+    } catch (e) { message.error(t('processTemplate.deleteFailed')); }
   };
 
-  const handleView = (t: Template) => {
-    setCurrentTemplate(t);
+  const handleView = (template: Template) => {
+    setCurrentTemplate(template);
     setViewDrawerVisible(true);
   };
 
@@ -91,19 +93,19 @@ const ProcessTemplates: React.FC = () => {
     try {
       const name = form.getFieldValue('name');
       const description = form.getFieldValue('description');
-      if (!name) { message.warning('请输入模板名称'); setCurrentStep(0); return; }
-      if (phases.length === 0) { message.warning('请至少添加一个阶段'); setCurrentStep(1); return; }
+      if (!name) { message.warning(t('processTemplate.nameRequired')); setCurrentStep(0); return; }
+      if (phases.length === 0) { message.warning(t('processTemplate.phaseRequired')); setCurrentStep(1); return; }
       if (editingTemplateId) {
         await apiClient.put(`/process-templates/${editingTemplateId}`, { name, description, phases });
-        message.success('模板更新成功');
+        message.success(t('processTemplate.updateSuccess'));
       } else {
         await apiClient.post('/process-templates', { name, description, phases });
-        message.success('模板创建成功');
+        message.success(t('processTemplate.createSuccess'));
       }
       setCreateModalVisible(false);
       setEditingTemplateId(null);
       fetchTemplates();
-    } catch (e) { message.error('保存失败'); }
+    } catch (e) { message.error(t('common.saveFailed')); }
   };
 
   const addPhase = () => {
@@ -135,7 +137,7 @@ const ProcessTemplates: React.FC = () => {
       depends: values.depends || [],
       sub_items: subItems,
     };
-    if (!phaseData.name) { message.warning('阶段名称不能为空'); return; }
+    if (!phaseData.name) { message.warning(t('processTemplate.phaseNameEmpty')); return; }
     const newPhases = [...phases];
     if (editingPhaseIndex >= 0) {
       phaseData.order = newPhases[editingPhaseIndex].order;
@@ -162,7 +164,7 @@ const ProcessTemplates: React.FC = () => {
     setPhases(newPhases);
   };
 
-  const getTypeTag = (type: string) => type === 'parallel' ? <Tag color="blue">并行</Tag> : <Tag color="green">串行</Tag>;
+  const getTypeTag = (type: string) => type === 'parallel' ? <Tag color="blue">{t('processTemplate.parallelLabel')}</Tag> : <Tag color="green">{t('processTemplate.serialLabel')}</Tag>;
 
   const getDependsNames = (depends: number[]) => {
     return depends.map(d => {
@@ -172,69 +174,69 @@ const ProcessTemplates: React.FC = () => {
   };
 
   const columns = [
-    { title: '模板名称', dataIndex: 'name', key: 'name', render: (text: string, r: Template) => <Space>{text}{r.is_system && <Tag color="gold">系统预设</Tag>}</Space> },
-    { title: '阶段数', key: 'phases', render: (_: unknown, r: Template) => r.phases?.length || 0 },
-    { title: '描述', dataIndex: 'description', key: 'description', ellipsis: true },
-    { title: '操作', key: 'action', render: (_: unknown, r: Template) => (
+    { title: t('processTemplate.templateName'), dataIndex: 'name', key: 'name', render: (text: string, r: Template) => <Space>{text}{r.is_system && <Tag color="gold">{t('processTemplate.systemPreset')}</Tag>}</Space> },
+    { title: t('processTemplate.phaseCount'), key: 'phases', render: (_: unknown, r: Template) => r.phases?.length || 0 },
+    { title: t('processTemplate.desc'), dataIndex: 'description', key: 'description', ellipsis: true },
+    { title: t('processTemplate.action'), key: 'action', render: (_: unknown, r: Template) => (
       <Space>
-        <Button size="small" icon={<EyeOutlined />} onClick={() => handleView(r)}>查看</Button>
-        <Button size="small" type="primary" icon={<EditOutlined />} onClick={() => handleEdit(r)}>编辑</Button>
-        <Button size="small" icon={<CopyOutlined />} onClick={() => handleCopy(r)}>复制</Button>
-        {!r.is_system && <Popconfirm title="确定删除？" onConfirm={() => handleDelete(r.id)}><Button size="small" danger icon={<DeleteOutlined />}>删除</Button></Popconfirm>}
+        <Button size="small" icon={<EyeOutlined />} onClick={() => handleView(r)}>{t('common.view')}</Button>
+        <Button size="small" type="primary" icon={<EditOutlined />} onClick={() => handleEdit(r)}>{t('common.edit')}</Button>
+        <Button size="small" icon={<CopyOutlined />} onClick={() => handleCopy(r)}>{t('processTemplate.copy')}</Button>
+        {!r.is_system && <Popconfirm title={t('processTemplate.confirmDelete')} onConfirm={() => handleDelete(r.id)}><Button size="small" danger icon={<DeleteOutlined />}>{t('processTemplate.delete')}</Button></Popconfirm>}
       </Space>
     )},
   ];
 
   return (
     <div style={{ padding: 24 }}>
-      <Card title="工程模板管理" extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>新建模板</Button>}>
+      <Card title={t('processTemplate.title')} extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>{t('processTemplate.newTemplate')}</Button>}>
         <Table columns={columns} dataSource={templates} rowKey="id" loading={loading} pagination={false} />
       </Card>
 
-      <Modal title={editingTemplateId ? "编辑工程模板" : "新建工程模板"} open={createModalVisible} onCancel={() => setCreateModalVisible(false)} width={800} footer={[
-        <Button key="cancel" onClick={() => setCreateModalVisible(false)}>取消</Button>,
-        currentStep > 0 && <Button key="prev" onClick={() => setCurrentStep(currentStep - 1)}>上一步</Button>,
+      <Modal title={editingTemplateId ? t('processTemplate.editTemplate') : t('processTemplate.newTemplate')} open={createModalVisible} onCancel={() => setCreateModalVisible(false)} width={800} footer={[
+        <Button key="cancel" onClick={() => setCreateModalVisible(false)}>{t('processTemplate.cancel')}</Button>,
+        currentStep > 0 && <Button key="prev" onClick={() => setCurrentStep(currentStep - 1)}>{t('processTemplate.prev')}</Button>,
         currentStep < 2 && <Button key="next" type="primary" onClick={() => {
-          if (currentStep === 0 && !form.getFieldValue('name')) { message.warning('请输入模板名称'); return; }
+          if (currentStep === 0 && !form.getFieldValue('name')) { message.warning(t('processTemplate.nameRequired')); return; }
           setCurrentStep(currentStep + 1);
-        }}>下一步</Button>,
-        currentStep === 2 && <Button key="save" type="primary" onClick={handleSaveTemplate}>{editingTemplateId ? '保存修改' : '确认创建'}</Button>,
+        }}>{t('processTemplate.next')}</Button>,
+        currentStep === 2 && <Button key="save" type="primary" onClick={handleSaveTemplate}>{editingTemplateId ? t('processTemplate.saveEdit') : t('processTemplate.confirmCreate')}</Button>,
       ]}>
         <Steps current={currentStep} size="small" style={{ marginBottom: 24 }}>
-          <Steps.Step title="基本信息" />
-          <Steps.Step title="设计阶段" />
-          <Steps.Step title="预览确认" />
+          <Steps.Step title={t('processTemplate.basicInfo')} />
+          <Steps.Step title={t('processTemplate.designPhase')} />
+          <Steps.Step title={t('processTemplate.preview')} />
         </Steps>
 
         {currentStep === 0 && (
           <Form form={form} layout="vertical">
-            <Form.Item name="name" label="模板名称" rules={[{ required: true }]}>
-              <Input placeholder="例如：配电安装工程" />
+            <Form.Item name="name" label={t('processTemplate.templateName')} rules={[{ required: true }]}>
+              <Input placeholder={t('processTemplate.namePlaceholder')} />
             </Form.Item>
-            <Form.Item name="description" label="模板描述">
-              <TextArea rows={3} placeholder="描述该模板适用的工程类型" />
+            <Form.Item name="description" label={t('processTemplate.templateDescription')}>
+              <TextArea rows={3} placeholder={t('processTemplate.descPlaceholder')} />
             </Form.Item>
           </Form>
         )}
 
         {currentStep === 1 && (
           <div>
-            {phases.length === 0 ? <Empty description="暂无阶段，请点击下方添加" /> : (
+            {phases.length === 0 ? <Empty description={t('processTemplate.noPhase')} /> : (
               <List bordered dataSource={phases} renderItem={(phase, index) => (
                 <List.Item actions={[
-                  <Button size="small" icon={<EditOutlined />} onClick={() => editPhase(index)}>编辑</Button>,
+                  <Button size="small" icon={<EditOutlined />} onClick={() => editPhase(index)}>{t('common.edit')}</Button>,
                   <Button size="small" icon={<ArrowUpOutlined />} onClick={() => movePhase(index, 'up')} disabled={index === 0} />,
                   <Button size="small" icon={<ArrowDownOutlined />} onClick={() => movePhase(index, 'down')} disabled={index === phases.length - 1} />,
-                  <Popconfirm title="确定删除？" onConfirm={() => removePhase(index)}><Button size="small" danger icon={<DeleteOutlined />} /></Popconfirm>,
+                  <Popconfirm title={t('processTemplate.confirmDelete')} onConfirm={() => removePhase(index)}><Button size="small" danger icon={<DeleteOutlined />} /></Popconfirm>,
                 ]}>
                   <List.Item.Meta
-                    title={<Space>{phase.order}. {phase.name} {getTypeTag(phase.type)} <Text type="secondary">依赖：{getDependsNames(phase.depends)}</Text></Space>}
-                    description={phase.sub_items?.length > 0 ? `子项：${phase.sub_items.join('、')}` : '无子项'}
+                    title={<Space>{phase.order}. {phase.name} {getTypeTag(phase.type)} <Text type="secondary">{t('processTemplate.dependencyLabel')}{getDependsNames(phase.depends)}</Text></Space>}
+                    description={phase.sub_items?.length > 0 ? `子项：${phase.sub_items.join('、')}` : t('processTemplate.emptySubItems')}
                   />
                 </List.Item>
               )} />
             )}
-            <Button type="dashed" block icon={<PlusOutlined />} style={{ marginTop: 16 }} onClick={addPhase}>添加阶段</Button>
+            <Button type="dashed" block icon={<PlusOutlined />} style={{ marginTop: 16 }} onClick={addPhase}>{t('processTemplate.addPhase')}</Button>
           </div>
         )}
 
@@ -247,7 +249,7 @@ const ProcessTemplates: React.FC = () => {
                 <List.Item.Meta
                   title={<Space>{phase.order}. {phase.name} {getTypeTag(phase.type)}</Space>}
                   description={<>
-                    <Text type="secondary">依赖：{getDependsNames(phase.depends)}</Text><br />
+                    <Text type="secondary">{t('processTemplate.dependencyLabel')}{getDependsNames(phase.depends)}</Text><br />
                     {phase.sub_items?.length > 0 && <Text>子项：{phase.sub_items.join('、')}</Text>}
                   </>}
                 />
@@ -257,26 +259,26 @@ const ProcessTemplates: React.FC = () => {
         )}
       </Modal>
 
-      <Drawer title="阶段编辑" open={phaseDrawerVisible} onClose={() => setPhaseDrawerVisible(false)} width={400} extra={<Button type="primary" onClick={savePhase}>保存</Button>}>
+      <Drawer title={t('processTemplate.phaseEdit')} open={phaseDrawerVisible} onClose={() => setPhaseDrawerVisible(false)} width={400} extra={<Button type="primary" onClick={savePhase}>{t('processTemplate.save')}</Button>}>
         <Form form={phaseForm} layout="vertical">
-          <Form.Item name="name" label="阶段名称" rules={[{ required: true }]}>
-            <Input placeholder="例如：物资采购" />
+          <Form.Item name="name" label={t('processTemplate.phaseName')} rules={[{ required: true }]}>
+            <Input placeholder={t('processTemplate.phaseNamePlaceholder')} />
           </Form.Item>
-          <Form.Item name="type" label="阶段类型">
+          <Form.Item name="type" label={t('processTemplate.phaseType')}>
             <Radio.Group>
-              <Radio value="serial">串行（必须等依赖项完成）</Radio>
-              <Radio value="parallel">并行（可与相邻阶段同时进行）</Radio>
+              <Radio value="serial">{t('processTemplate.serial')}</Radio>
+              <Radio value="parallel">{t('processTemplate.parallel')}</Radio>
             </Radio.Group>
           </Form.Item>
-          <Form.Item name="depends" label="依赖关系（哪些阶段完成后才能开始）">
+          <Form.Item name="depends" label={t('processTemplate.dependency')}>
             <Checkbox.Group>
               {phases.filter((_, i) => i !== editingPhaseIndex).map(p => (
                 <Checkbox key={p.order} value={p.order} style={{ display: 'block' }}>{p.order}. {p.name}</Checkbox>
               ))}
             </Checkbox.Group>
           </Form.Item>
-          <Form.Item name="sub_items_text" label="子项列表（每行一个）">
-            <TextArea rows={6} placeholder={"电杆采购\n变压器采购\n电缆采购"} />
+          <Form.Item name="sub_items_text" label={t('processTemplate.subItems')}>
+            <TextArea rows={6} placeholder={t('processTemplate.subItemsPlaceholder')} />
           </Form.Item>
         </Form>
       </Drawer>
@@ -288,9 +290,9 @@ const ProcessTemplates: React.FC = () => {
             <List bordered dataSource={currentTemplate.phases || []} renderItem={(phase: PhaseItem) => (
               <List.Item>
                 <List.Item.Meta
-                  title={<Space>{phase.order}. {phase.name} {phase.type === 'parallel' ? <Tag color="blue">并行</Tag> : <Tag color="green">串行</Tag>}</Space>}
+                  title={<Space>{phase.order}. {phase.name} {phase.type === 'parallel' ? <Tag color="blue">{t('processTemplate.parallelLabel')}</Tag> : <Tag color="green">{t('processTemplate.serialLabel')}</Tag>}</Space>}
                   description={<>
-                    <Text type="secondary">依赖：阶段{phase.depends?.join('、') || '无'}</Text><br />
+                    <Text type="secondary">{t('processTemplate.dependencyLabelShort')}{'阶段'}{phase.depends?.join('、') || '无'}</Text><br />
                     {phase.sub_items?.length > 0 && <Text>子项：{phase.sub_items.join('、')}</Text>}
                   </>}
                 />

frontend/src/pages/advances/AdvanceVerificationStatusPage.tsx

@@ -1,106 +1,67 @@
 import React, { useState, useEffect } from 'react';
-import { Table, Card, Tag, Button, Space, Input, DatePicker, Select, message, Descriptions, Divider, Tabs, Modal, Result } from 'antd';
-import { EyeOutlined, CalendarOutlined, UserOutlined, FilterOutlined } from '@ant-design/icons';
+import { Card, Table, Tag, Button, Space, Modal, Form, Input, Select, DatePicker, message, Descriptions, Divider, List } from 'antd';
+import { SearchOutlined, EyeOutlined, CheckOutlined, CloseOutlined, DollarOutlined } from '@ant-design/icons';
 import dayjs from 'dayjs';
 import { useAuthStore } from '../../store/authStore';
+import { useLanguageStore } from '../../store/languageStore';
 
-const { Option } = Select;
-const { RangePicker } = DatePicker;
+const { TextArea } = Input;
 
 const AdvanceVerificationStatusPage: React.FC = () => {
   const { user } = useAuthStore();
+  const { t, currentLanguage } = useLanguageStore();
   const [loading, setLoading] = useState(false);
+  const [modalVisible, setModalVisible] = useState(false);
   const [detailModalVisible, setDetailModalVisible] = useState(false);
-  const [selectedAdvance, setSelectedAdvance] = useState<any>(null);
-  const [unsettledAdvances, setUnsettledAdvances] = useState<any[]>([]);
-  const [settledAdvances, setSettledAdvances] = useState<any[]>([]);
-  const [searchName, setSearchName] = useState('');
-  const [dateRange, setDateRange] = useState<[dayjs.Dayjs, dayjs.Dayjs] | null>(null);
-  const [sortField, setSortField] = useState('');
-  const [sortOrder, setSortOrder] = useState('');
+  const [selectedRecord, setSelectedRecord] = useState<any>(null);
+  const [fullDetail, setFullDetail] = useState<any>(null);
+  const [form] = Form.useForm();
+  const [projects, setProjects] = useState<any[]>([]);
 
-  // 检查权限
-  const hasPermission = user?.role === 'admin' || user?.department === '财务部';
+  // 所有核销记录
+  const [verifications, setVerifications] = useState<any[]>([]);
 
-  if (!hasPermission) {
-    return (
-      <div style={{ padding: 24, textAlign: 'center' }}>
-        <Result
-          status="403"
-          title="无权限访问"
-          subTitle="您没有权限访问此页面，只有管理员和财务人员可以查看预支核销状态。"
-        />
-      </div>
-    );
-  }
-
-  // 获取未核销和已核销的预支单
-  const fetchAdvances = async () => {
-    setLoading(true);
-    try {
-      // 获取所有预支单
-      const res = await fetch('/api/advances');
-      const data = await res.json();
-      if (data.success) {
-        // 处理数据，确保每个预支单都有total_reimbursed字段
-        const processedAdvances = data.data.map((advance: any) => ({
-          ...advance,
-          total_reimbursed: advance.total_reimbursed || 0,
-          isSettled: advance.status === 'settled' || (advance.total_reimbursed || 0) >= advance.amount
-        }));
-
-        // 分离未核销和已核销的预支单
-        const unsettled = processedAdvances.filter((advance: any) => !advance.isSettled && (advance.status === 'approved' || advance.status === 'executed' || advance.status === 'partial_verification'));
-        const settled = processedAdvances.filter((advance: any) => advance.isSettled || advance.status === 'settled' || advance.status === 'completed');
-
-        setUnsettledAdvances(unsettled);
-        setSettledAdvances(settled);
-      }
-    } catch (error) {
-      message.error('获取预支单失败');
-    } finally {
-      setLoading(false);
-    }
-  };
-
-  // 获取预支单详情，包括关联的核销单
-  const fetchAdvanceDetail = async (advanceId: number) => {
-    setLoading(true);
-    try {
-      // 获取预支单详情
-      const advanceRes = await fetch(`/api/advances/${advanceId}`);
-      const advanceData = await advanceRes.json();
-      
-      if (advanceData.success) {
-        // 获取关联的核销单
-        const verificationRes = await fetch(`/api/verifications?advance_id=${advanceId}`);
-        const verificationData = await verificationRes.json();
-        
-        if (verificationData.success) {
-          // 只保留已执行或已批准的核销单，并且关联的预支单编号与当前预支单一致
-          const validVerifications = (verificationData.data || []).filter((verification: any) => 
-            (verification.status === 'approved' || verification.status === 'executed') && 
-            verification.advance_code === advanceData.data.advance_code
-          );
-          
-          setSelectedAdvance({
-            ...advanceData.data,
-            verifications: validVerifications
-          });
-          setDetailModalVisible(true);
-        }
-      }
-    } catch (error) {
-      message.error('获取预支单详情失败');
-    } finally {
-      setLoading(false);
-    }
-  };
+  // 筛选条件
+  const [searchCode, setSearchCode] = useState('');
+  const [searchApplicant, setSearchApplicant] = useState('');
+  const [filterStatus, setFilterStatus] = useState<string>('all');
+  const [filterSettlement, setFilterSettlement] = useState<string>('all');
 
+  // 加载数据
   useEffect(() => {
-    fetchAdvances();
+    fetchVerifications();
+    fetchProjects();
   }, []);
 
+  const fetchVerifications = async () => {
+    setLoading(true);
+    try {
+      const response = await fetch('/api/verifications');
+      const data = await response.json();
+      if (data.success && Array.isArray(data.data)) {
+        setVerifications(data.data);
+      }
+    } catch (error) {
+      message.error(t('advanceVerification.getListFailed'));
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const fetchProjects = async () => {
+    try {
+      const response = await fetch('/api/projects');
+      if (response.ok) {
+        const data = await response.json();
+        if (data.success && Array.isArray(data.data)) {
+          setProjects(data.data);
+        }
+      }
+    } catch (error) {
+      console.error('获取项目列表失败:', error);
+    }
+  };
+
   const formatAmount = (amount: number, currency: string = 'CNY') => {
     const symbols: Record<string, string> = { CNY: '¥', USD: '$', LAK: '₭', THB: '฿' };
     return (symbols[currency] || '¥') + (amount || 0).toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 });
@@ -108,295 +69,393 @@ const AdvanceVerificationStatusPage: React.FC = () => {
 
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      pending: { color: 'processing', text: '待审批' },
-      approved: { color: 'success', text: '已批准' },
-      rejected: { color: 'error', text: '已退回' },
-      withdrawn: { color: 'default', text: '已撤回' },
-      settled: { color: 'blue', text: '已核销' },
-      pending_edit: { color: 'warning', text: '待编辑' },
-      partial_verification: { color: 'orange', text: '部分核销' },
-      completed: { color: 'green', text: '已完成' },
+      pending: { color: 'processing', text: t('advanceVerification.pendingApproval') },
+      approved: { color: 'success', text: t('advanceVerification.approved') },
+      rejected: { color: 'error', text: t('advanceVerification.rejected') },
+      pending_edit: { color: 'warning', text: t('advanceVerification.pendingEdit') },
+      executed: { color: 'blue', text: t('advanceVerification.verified') },
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
   };
 
-  const handleSearch = () => {
-    // 这里可以添加搜索逻辑
-    fetchAdvances();
+  const getSettlementTag = (settlement: boolean) => {
+    return settlement ? 
+      <Tag color="green">{t('advanceVerification.settlement')}</Tag> : 
+      <Tag color="orange">{t('advanceVerification.nonSettlement')}</Tag>;
   };
   
-  const handleSort = (field: string, order: string) => {
-    setSortField(field);
-    setSortOrder(order);
-    // 这里可以添加排序逻辑
-    fetchAdvances();
+  // 根据项目ID获取项目名称
+  const getProjectName = (projectId: any) => {
+    if (!projectId) return '-';
+    const project = projects.find(p => p.id === projectId);
+    return project ? project.name : `项目ID: ${projectId}`;
+  };
+
+  // 查看详情
+  const handleViewDetail = async (record: any) => {
+    try {
+      const response = await fetch(`/api/verifications/${record.id}`);
+      const data = await response.json();
+      if (data.success) {
+        setFullDetail(data.data);
+        setSelectedRecord(record);
+        form.resetFields();
+        setDetailModalVisible(true);
+      }
+    } catch (error) {
+      message.error(t('advanceVerification.getDetailFailed'));
+    }
+  };
+
+  // 查看已执行核销的详情
+  const handleViewExecutedDetail = async (record: any) => {
+    try {
+      const response = await fetch(`/api/verifications/${record.id}`);
+      const data = await response.json();
+      if (data.success) {
+        setFullDetail(data.data);
+        setSelectedRecord(record);
+        setDetailModalVisible(true);
+      }
+    } catch (error) {
+      message.error(t('advanceVerification.getDetailFailed'));
+    }
+  };
+  
+  // 处理执行通过
+  const handleApprove = async () => {
+    try {
+      const values = await form.validateFields();
+      // 调用执行API
+      const executeResponse = await fetch('/api/executions', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({
+          apply_id: selectedRecord.id,
+          apply_type: 'verification',
+          action: 'execute',
+          execute_method: 'bank',
+          voucher_files: [],
+          remark: values.remark
+        })
+      });
+      
+      if (executeResponse.ok) {
+        // 更新本地状态
+        setVerifications(verifications.map(v => 
+          v.id === selectedRecord.id ? { ...v, status: 'executed' } : v
+        ));
+        message.success(t('advanceVerification.executeSuccess', { code: selectedRecord.verification_code }));
+        setDetailModalVisible(false);
+      } else {
+        message.error(t('advanceVerification.executeFailed'));
+      }
+    } catch (error) {
+      console.error('审批操作失败:', error);
+    }
+  };
+
+  // 处理执行退回
+  const handleReject = async () => {
+    try {
+      const values = await form.validateFields();
+      // 调用退回API
+      const rejectResponse = await fetch('/api/executions', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({
+          apply_id: selectedRecord.id,
+          apply_type: 'verification',
+          action: 'reject',
+          reject_reason: values.remark
+        })
+      });
+      
+      if (rejectResponse.ok) {
+        setVerifications(verifications.map(v => 
+          v.id === selectedRecord.id ? { ...v, status: 'rejected' } : v
+        ));
+        message.success(t('advanceVerification.rejectSuccess', { code: selectedRecord.verification_code }));
+        setDetailModalVisible(false);
+      } else {
+        message.error(t('advanceVerification.rejectFailed'));
+      }
+    } catch (error) {
+      console.error('审批操作失败:', error);
+    }
+  };
+
+  // 筛选数据
+  const getFilteredData = () => {
+    let data = [...verifications];
+    
+    if (searchCode) {
+      data = data.filter(v => v.verification_code && v.verification_code.toLowerCase().includes(searchCode.toLowerCase()));
+    }
+    
+    if (searchApplicant) {
+      data = data.filter(v => v.applicant && v.applicant.toLowerCase().includes(searchApplicant.toLowerCase()));
+    }
+    
+    if (filterStatus !== 'all') {
+      data = data.filter(v => v.status === filterStatus);
+    }
+    
+    if (filterSettlement !== 'all') {
+      const isSettlement = filterSettlement === 'yes';
+      data = data.filter(v => v.settlement === isSettlement);
+    }
+    
+    return data;
   };
 
   const columns = [
+    { title: t('advanceVerification.subject'), dataIndex: 'reason', key: 'reason', ellipsis: true },
+    { title: t('advanceVerification.applicant'), dataIndex: 'applicant', key: 'applicant', width: 80 },
+    { title: t('advanceVerification.verificationCode'), dataIndex: 'verification_code', key: 'verification_code', width: 120 },
+    { title: t('advanceVerification.advanceCode'), dataIndex: 'advance_code', key: 'advance_code', width: 120 },
+    { title: t('advanceVerification.advanceAmount'), dataIndex: 'advance_amount', key: 'advance_amount', width: 120, render: (v: number, r: any) => formatAmount(v, r.currency) },
+    { title: t('advanceVerification.verificationAmount'), dataIndex: 'amount', key: 'amount', width: 120, render: (v: number, r: any) => formatAmount(v, r.currency) },
+    { title: t('advanceVerification.verificationDate'), dataIndex: 'verification_date', key: 'verification_date', width: 110 },
+    { title: t('advanceVerification.settlementType'), dataIndex: 'settlement', key: 'settlement', width: 100, render: (settlement: boolean) => getSettlementTag(settlement) },
+    { title: t('advanceVerification.status'), dataIndex: 'status', key: 'status', width: 80, render: (status: string) => getStatusTag(status) },
     {
-      title: '事由',
-      dataIndex: 'reason',
-      key: 'reason',
-      ellipsis: true,
-      render: (v: string, r: any) => (
-        <a onClick={() => fetchAdvanceDetail(r.id)}>{v}</a>
-      )
-    },
-    {
-      title: '申请人',
-      dataIndex: 'applicant',
-      key: 'applicant',
-      width: 100,
-      sorter: (a: any, b: any) => a.applicant.localeCompare(b.applicant),
-      onHeaderCell: (column: any) => ({
-        onClick: () => handleSort('applicant', sortOrder === 'ascend' ? 'descend' : 'ascend')
-      })
-    },
-    {
-      title: '预支金额',
-      dataIndex: 'amount',
-      key: 'amount',
-      width: 140,
-      render: (v: number, r: any) => formatAmount(v, r.currency),
-      sorter: (a: any, b: any) => a.amount - b.amount,
-      onHeaderCell: (column: any) => ({
-        onClick: () => handleSort('amount', sortOrder === 'ascend' ? 'descend' : 'ascend')
-      })
-    },
-    {
-      title: '已核销金额',
-      dataIndex: 'total_reimbursed',
-      key: 'total_reimbursed',
-      width: 140,
-      render: (v: number, r: any) => formatAmount(v || 0, r.currency),
-      sorter: (a: any, b: any) => (a.total_reimbursed || 0) - (b.total_reimbursed || 0),
-      onHeaderCell: (column: any) => ({
-        onClick: () => handleSort('total_reimbursed', sortOrder === 'ascend' ? 'descend' : 'ascend')
-      })
-    },
-    {
-      title: '剩余金额',
-      dataIndex: 'remaining',
-      key: 'remaining',
-      width: 140,
-      render: (_, r: any) => formatAmount((r.amount || 0) - (r.total_reimbursed || 0), r.currency),
-      sorter: (a: any, b: any) => ((a.amount || 0) - (a.total_reimbursed || 0)) - ((b.amount || 0) - (b.total_reimbursed || 0)),
-      onHeaderCell: (column: any) => ({
-        onClick: () => handleSort('remaining', sortOrder === 'ascend' ? 'descend' : 'ascend')
-      })
-    },
-    {
-      title: '预支日期',
-      dataIndex: 'advance_date',
-      key: 'advance_date',
-      width: 120,
-      sorter: (a: any, b: any) => new Date(a.advance_date).getTime() - new Date(b.advance_date).getTime(),
-      onHeaderCell: (column: any) => ({
-        onClick: () => handleSort('advance_date', sortOrder === 'ascend' ? 'descend' : 'ascend')
-      })
-    },
-    {
-      title: '状态',
-      dataIndex: 'status',
-      key: 'status',
-      width: 100,
-      render: (status: string) => getStatusTag(status)
-    },
-    {
-      title: '编号',
-      dataIndex: 'advance_code',
-      key: 'advance_code',
-      width: 120
-    },
-    {
-      title: '操作',
-      key: 'action',
-      width: 80,
+      title: t('advanceVerification.action'), key: 'action', width: 140,
       render: (_: any, record: any) => (
-        <Space wrap>
-          <Button size="small" icon={<EyeOutlined />} onClick={() => fetchAdvanceDetail(record.id)}>详情</Button>
+        <Space>
+          <Button size="small" type="primary" icon={<EyeOutlined />} onClick={() => {
+            if (record.status === 'approved') {
+              handleViewDetail(record);
+            } else if (record.status === 'executed') {
+              handleViewExecutedDetail(record);
+            } else {
+              // 其他状态也可以查看详情
+              handleViewExecutedDetail(record);
+            }
+          }}>
+            {t('advanceVerification.view')}
+          </Button>
         </Space>
       )
     }
   ];
 
+  // 渲染附件列表
+  const renderAttachments = (attachments: any) => {
+    if (!attachments || !Array.isArray(attachments) || attachments.length === 0) return null;
+    
     return (
-    <div style={{ padding: 24 }}>
-      <div style={{ marginBottom: 24 }}>
-        <h2 style={{ marginBottom: 8 }}>预支核销状态管理</h2>
-        <p style={{ color: '#888', marginBottom: 0 }}>管理预支单的核销状态和进度</p>
-      </div>
-
-      {/* 搜索和筛选区域 */}
-      <Card style={{ marginBottom: 24 }}>
-        <div style={{ display: 'flex', gap: 16, flexWrap: 'wrap', alignItems: 'flex-end' }}>
-          <div style={{ flex: 1, minWidth: 200 }}>
-            <Input
-              placeholder="按申请人姓名搜索"
-              prefix={<UserOutlined />}
-              value={searchName}
-              onChange={(e) => setSearchName(e.target.value)}
-              style={{ width: '100%' }}
-            />
-          </div>
-          <div style={{ width: 300 }}>
-            <RangePicker
-              placeholder={['开始日期', '结束日期']}
-              onChange={(dates) => setDateRange(dates)}
-              style={{ width: '100%' }}
-            />
-          </div>
-          <Button type="primary" icon={<FilterOutlined />} onClick={handleSearch}>
-            搜索
-          </Button>
-        </div>
-      </Card>
-
-      {/* 预支单列表 */}
-      <Card>
-        <Tabs
-          items={[
-            {
-              key: 'unsettled',
-              label: '未核销完成',
-              children: (
-                <Table
-                  dataSource={unsettledAdvances}
-                  columns={columns}
-                  rowKey="id"
-                  loading={loading}
-                  pagination={{ pageSize: 20 }}
-                  scroll={{ x: 1200 }}
-                />
-              )
-            },
-            {
-              key: 'settled',
-              label: '已完结',
-              children: (
-                <Table
-                  dataSource={settledAdvances}
-                  columns={columns}
-                  rowKey="id"
-                  loading={loading}
-                  pagination={{ pageSize: 20 }}
-                  scroll={{ x: 1200 }}
-                />
-              )
-            }
-          ]}
-        />
-      </Card>
-
-      {/* 详情模态框 */}
-      <Modal
-        title={`预支单详情：${selectedAdvance?.advance_code}`}
-        open={detailModalVisible}
-        onCancel={() => setDetailModalVisible(false)}
-        footer={[
-          <Button key="close" onClick={() => setDetailModalVisible(false)}>关闭</Button>
-        ]}
-        width={900}
-      >
-        {selectedAdvance && (
-          <>
-            {/* 预支单基本信息 */}
-            <Descriptions bordered column={2} size="small">
-              <Descriptions.Item label="预支编号">{selectedAdvance.advance_code}</Descriptions.Item>
-              <Descriptions.Item label="状态">{getStatusTag(selectedAdvance.status)}</Descriptions.Item>
-              <Descriptions.Item label="申请人">{selectedAdvance.applicant}</Descriptions.Item>
-              <Descriptions.Item label="预支日期">{selectedAdvance.advance_date}</Descriptions.Item>
-              <Descriptions.Item label="金额">
-                {formatAmount(selectedAdvance.amount, selectedAdvance.currency)}
-                {selectedAdvance.currency !== 'CNY' && selectedAdvance.amount_cny && (
-                  <span style={{ color: '#999', marginLeft: 8 }}>≈ ¥{selectedAdvance.amount_cny.toLocaleString('zh-CN', { minimumFractionDigits: 2 })}</span>
-                )}
-              </Descriptions.Item>
-              <Descriptions.Item label="已核销金额">{formatAmount(selectedAdvance.total_reimbursed || 0, selectedAdvance.currency)}</Descriptions.Item>
-              <Descriptions.Item label="剩余金额">{formatAmount((selectedAdvance.amount || 0) - (selectedAdvance.total_reimbursed || 0), selectedAdvance.currency)}</Descriptions.Item>
-              <Descriptions.Item label="币种">{selectedAdvance.currency}</Descriptions.Item>
-              <Descriptions.Item label="事由" span={2}>{selectedAdvance.reason}</Descriptions.Item>
-            </Descriptions>
-
-            {/* 关联的核销单 */}
-            {selectedAdvance.verifications && selectedAdvance.verifications.length > 0 && (
-              <>
-                <Divider>关联核销单</Divider>
-                <Table
-                  dataSource={selectedAdvance.verifications}
-                  rowKey="id"
-                  pagination={false}
-                  columns={[
-                    {
-                      title: '核销编号',
-                      dataIndex: 'verification_code',
-                      key: 'verification_code'
-                    },
-                    {
-                      title: '关联预支单',
-                      dataIndex: 'advance_code',
-                      key: 'advance_code'
-                    },
-                    {
-                      title: '核销金额',
-                      dataIndex: 'amount',
-                      key: 'amount',
-                      render: (v: number, r: any) => formatAmount(v, r.currency)
-                    },
-                    {
-                      title: '核销日期',
-                      dataIndex: 'verification_date',
-                      key: 'verification_date'
-                    },
-                    {
-                      title: '是否结算',
-                      dataIndex: 'settlement',
-                      key: 'settlement',
-                      render: (v: boolean) => (
-                        <Tag color={v ? 'green' : 'orange'}>{v ? '是' : '否'}</Tag>
-                      )
-                    },
-                    {
-                      title: '状态',
-                      dataIndex: 'status',
-                      key: 'status',
-                      render: (status: string) => getStatusTag(status)
-                    }
-                  ]}
-                />
-              </>
-            )}
-
-            {/* 附件 */}
-            {selectedAdvance.attachments && selectedAdvance.attachments.length > 0 && (
-              <>
-                <Divider>凭证附件</Divider>
       <div style={{ display: 'flex', flexWrap: 'wrap', gap: 8 }}>
-                  {selectedAdvance.attachments.map((url: string, index: number) => (
-                    <div key={index} style={{ position: 'relative' }}>
-                      {url && url.match(/\.(jpg|jpeg|png|gif|webp)$/i) ? (
+        {attachments.map((url: string, index: number) => (
           <img 
+            key={index} 
             src={url} 
             alt={`附件${index + 1}`}
             style={{ width: 120, height: 120, objectFit: 'cover', borderRadius: 4, border: '1px solid #f0f0f0', cursor: 'pointer' }}
             onClick={() => window.open(url, '_blank')}
           />
-                      ) : (
-                        <a href={url} target="_blank" rel="noopener noreferrer">
-                          <div style={{ width: 120, height: 120, display: 'flex', alignItems: 'center', justifyContent: 'center', border: '1px solid #f0f0f0', borderRadius: 4, background: '#f5f5f5' }}>
-                            <span style={{ color: '#666' }}>附件 {index + 1}</span>
-                          </div>
-                        </a>
-                      )}
-                    </div>
         ))}
       </div>
+    );
+  };
+
+  // 渲染明细清单
+  const renderDetailItems = (detailItems: any) => {
+    if (!detailItems || !Array.isArray(detailItems) || detailItems.length === 0) return null;
+    
+    return (
+      <List
+        size="small"
+        bordered
+        dataSource={detailItems}
+        renderItem={(item: any, index: number) => (
+          <List.Item>
+            <div style={{ width: '100%' }}>
+              <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
+                <span><strong>{t('advanceVerification.detailLabel', { index: index + 1 })}</strong> {item.description || '-'}</span>
+                <span style={{ fontWeight: 'bold', color: '#1890ff' }}>{formatAmount(item.amount, item.currency)}</span>
+              </div>
+              {item.category && (
+                <div style={{ marginBottom: 8, fontSize: 13, color: '#666' }}>
+                  <strong>{t('advanceVerification.categoryLabel')}</strong>{item.category}
+                </div>
+              )}
+              {item.attachments && (
+                <div style={{ marginTop: 8 }}>
+                  <span style={{ color: '#666', fontSize: 12 }}>{t('advanceVerification.detailAttachment')}</span>
+                  {renderAttachments(item.attachments)}
+                </div>
+              )}
+            </div>
+          </List.Item>
+        )}
+      />
+    );
+  };
+
+  return (
+    <div style={{ padding: 24 }}>
+      <div style={{ marginBottom: 24 }}>
+        <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 8 }}>
+          <h2>{t('advanceVerification.title')}</h2>
+          <Button type="primary" icon={<SearchOutlined />} onClick={fetchVerifications} loading={loading}>
+            {t('common.refresh')}
+          </Button>
+        </div>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('advanceVerification.description')}</p>
+      </div>
+
+      <Card>
+        <div style={{ marginBottom: 16, display: 'flex', gap: 16, flexWrap: 'wrap' }}>
+          <Input.Search 
+            placeholder={t('advanceVerification.searchCode')}
+            value={searchCode}
+            onChange={(e) => setSearchCode(e.target.value)}
+            onSearch={(value) => setSearchCode(value)}
+            style={{ width: 200 }}
+            allowClear
+          />
+          <Input.Search 
+            placeholder={t('advanceVerification.searchApplicant')}
+            value={searchApplicant}
+            onChange={(e) => setSearchApplicant(e.target.value)}
+            onSearch={(value) => setSearchApplicant(value)}
+            style={{ width: 200 }}
+            allowClear
+          />
+          <Select
+            placeholder={t('advanceVerification.filterStatus')}
+            value={filterStatus}
+            onChange={(value) => setFilterStatus(value)}
+            style={{ width: 120 }}
+          >
+            <Select.Option value="all">{t('advanceVerification.statusAll')}</Select.Option>
+            <Select.Option value="pending">{t('advanceVerification.pendingApproval')}</Select.Option>
+            <Select.Option value="approved">{t('advanceVerification.approved')}</Select.Option>
+            <Select.Option value="executed">{t('advanceVerification.verified')}</Select.Option>
+            <Select.Option value="rejected">{t('advanceVerification.rejected')}</Select.Option>
+          </Select>
+          <Select
+            placeholder={t('advanceVerification.filterSettlement')}
+            value={filterSettlement}
+            onChange={(value) => setFilterSettlement(value)}
+            style={{ width: 120 }}
+          >
+            <Select.Option value="all">{t('advanceVerification.settlementAll')}</Select.Option>
+            <Select.Option value="yes">{t('advanceVerification.settlement')}</Select.Option>
+            <Select.Option value="no">{t('advanceVerification.nonSettlement')}</Select.Option>
+          </Select>
+        </div>
+        
+        <Table
+          columns={columns}
+          dataSource={getFilteredData()}
+          rowKey="id"
+          loading={loading}
+          pagination={{ pageSize: 20 }}
+          scroll={{ x: 1400 }}
+        />
+
+        <Modal 
+          title={t('advanceVerification.detailTitle', { code: selectedRecord?.verification_code || '' })} 
+          open={detailModalVisible} 
+          onCancel={() => {
+            setDetailModalVisible(false);
+            form.resetFields();
+          }} 
+          footer={fullDetail && fullDetail.status === 'approved' ? (
+            <div style={{ display: 'flex', justifyContent: 'flex-end', gap: 8 }}>
+              <Button onClick={() => setDetailModalVisible(false)}>{t('common.cancel')}</Button>
+              <Button danger icon={<CloseOutlined />} onClick={handleReject}>{t('advanceVerification.reject')}</Button>
+              <Button type="primary" icon={<DollarOutlined />} onClick={handleApprove}>{t('advanceVerification.confirm')}</Button>
+            </div>
+          ) : (
+            <Button onClick={() => setDetailModalVisible(false)}>{t('common.close')}</Button>
+          )}
+          width={1000}
+        >
+          {fullDetail && (
+            <>
+              {/* 基本信息 */}
+              <Descriptions bordered column={2} size="small">
+                <Descriptions.Item label={t('advanceVerification.verificationCode')}>{fullDetail.verification_code}</Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.status')}>{getStatusTag(fullDetail.status)}</Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.applicant')}>{fullDetail.applicant}</Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.advanceCode')}>{fullDetail.advance_code}</Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.advanceAmount')}>
+                  {formatAmount(fullDetail.advance_amount, fullDetail.currency)}
+                </Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.verificationAmount')}>
+                  {formatAmount(fullDetail.amount, fullDetail.currency)}
+                </Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.verificationDate')}>{fullDetail.verification_date}</Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.settlementType')}>{getSettlementTag(fullDetail.settlement)}</Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.advanceRemaining')}>
+                  {formatAmount((fullDetail.advance_amount || 0) - (fullDetail.total_reimbursed || 0) - (fullDetail.amount || 0), fullDetail.currency)}
+                </Descriptions.Item>
+                <Descriptions.Item label={t('advanceVerification.verifiedAmount')}>
+                  {formatAmount(fullDetail.total_reimbursed || 0, fullDetail.currency)}
+                </Descriptions.Item>
+                
+                {/* 结算清账信息 */}
+                {fullDetail.settlement && fullDetail.settlement_amount && (
+                  <>
+                    <Descriptions.Item label={t('advanceVerification.settlementType')} span={2}>✅ {t('advanceVerification.settlement')}</Descriptions.Item>
+                    <Descriptions.Item label={t('advanceVerification.settlementAmount')} span={2}>
+                      {fullDetail.settlement_amount > 0 ? `${t('advanceVerification.refund')}${formatAmount(fullDetail.settlement_amount, fullDetail.currency)}` : `${t('advanceVerification.supplement')}${formatAmount(Math.abs(fullDetail.settlement_amount), fullDetail.currency)}`}
+                    </Descriptions.Item>
+                  </>
+                )}
+
+                {/* 事由 */}
+                <Descriptions.Item label={t('advanceVerification.subject')} span={2}>{fullDetail.reason}</Descriptions.Item>
+              </Descriptions>
+
+              {/* 明细清单 */}
+              {fullDetail.detail_items && fullDetail.detail_items.length > 0 && (
+                <>
+                  <Divider>{t('advanceVerification.expenseDetail')}</Divider>
+                  {renderDetailItems(fullDetail.detail_items)}
+                </>
+              )}
+
+              {/* 凭证附件 */}
+              {fullDetail.attachments && fullDetail.attachments.length > 0 && (
+                <>
+                  <Divider>{t('advanceVerification.proofAttachment')}</Divider>
+                  {renderAttachments(fullDetail.attachments)}
+                </>
+              )}
+
+              {/* 执行表单 - 已审批待执行的核销 */}
+              {fullDetail.status === 'approved' && (
+                <>
+                  <Divider>{t('advanceVerification.executionOpinion')}</Divider>
+                  <Form form={form} layout="vertical">
+                    {fullDetail.settlement && fullDetail.settlement_amount && (
+                      <div style={{ marginBottom: 16, padding: '12px', backgroundColor: '#f6ffed', border: '1px solid #b7eb8f', borderRadius: '4px' }}>
+                        <p style={{ margin: 0, color: '#389e0d' }}>
+                          {t('advanceVerification.settlementInfo', { 
+                            type: fullDetail.settlement_amount > 0 ? t('advanceVerification.refund') : t('advanceVerification.supplement'),
+                            amount: formatAmount(Math.abs(fullDetail.settlement_amount), fullDetail.currency)
+                          })}
+                        </p>
+                      </div>
+                    )}
+                    <Form.Item 
+                      name="remark" 
+                      label={t('advanceVerification.executionNote')}
+                    >
+                      <TextArea rows={3} placeholder={t('advanceVerification.executionNotePlaceholder')} />
+                    </Form.Item>
+                  </Form>
                 </>
               )}
             </>
           )}
         </Modal>
+      </Card>
     </div>
   );
 };

frontend/src/pages/advances/AdvancesPage.tsx

@@ -3,6 +3,7 @@ import { Table, Button, Card, Space, Tag, Modal, Form, Input, InputNumber, Selec
 import { PlusOutlined, EditOutlined, DeleteOutlined, EyeOutlined, UndoOutlined } from '@ant-design/icons';
 import dayjs from 'dayjs';
 import { useAuthStore } from '../../store/authStore';
+import { useLanguageStore } from '../../store/languageStore';
 import FileUpload from '../../components/FileUpload';
 import useFormDraft from '../../hooks/useFormDraft';
 
@@ -11,6 +12,7 @@ const { TextArea } = Input;
 
 const AdvancesPage: React.FC = () => {
   const { user } = useAuthStore();
+  const { t, currentLanguage } = useLanguageStore();
   const [advances, setAdvances] = useState<any[]>([]);
   const [completedAdvances, setCompletedAdvances] = useState<any[]>([]);
   const [activeTab, setActiveTab] = useState('active');
@@ -54,7 +56,7 @@ const AdvancesPage: React.FC = () => {
         setCompletedAdvances(completed);
       }
     } catch (error) {
-      message.error('获取预支列表失败');
+      message.error(t('advance.getListFailed'));
     } finally {
       setLoading(false);
     }
@@ -88,17 +90,19 @@ const AdvancesPage: React.FC = () => {
     form.setFieldsValue({
       advance_date: dayjs(),
       currency: 'CNY',
-      applicant: user?.name || user?.username || '当前用户',
+      applicant: user?.name || user?.username || t('common.currentUser'),
       attachments: []
     });
+    setWatchedAmount(null);
+    setWatchedCurrency('CNY');
     setModalVisible(true);
     setTimeout(() => {
       if (hasDraft()) {
         Modal.confirm({
-          title: '发现未完成的草稿',
-          content: '检测到上次未提交的预支申请，是否恢复？',
-          okText: '恢复草稿',
-          cancelText: '重新填写',
+          title: t('common.draftFound'),
+          content: t('common.draftRestore'),
+          okText: t('common.restoreDraft'),
+          cancelText: t('common.reFill'),
           onOk: () => {
             restoreDraft();
           },
@@ -108,7 +112,7 @@ const AdvancesPage: React.FC = () => {
             form.setFieldsValue({
               advance_date: dayjs(),
               currency: 'CNY',
-              applicant: user?.name || user?.username || '当前用户',
+              applicant: user?.name || user?.username || t('common.currentUser'),
               attachments: []
             });
           },
@@ -125,6 +129,8 @@ const AdvancesPage: React.FC = () => {
       advance_date: record.advance_date ? dayjs(record.advance_date) : null,
       attachments: record.attachments || []
     });
+    setWatchedAmount(record.amount || null);
+    setWatchedCurrency(record.currency || 'CNY');
     setModalVisible(true);
   };
 
@@ -136,10 +142,10 @@ const AdvancesPage: React.FC = () => {
         setSelectedRecord(data.data);
         setDetailModalVisible(true);
       } else {
-        message.error('获取详情失败');
+        message.error(t('advance.getDetailFailed'));
       }
     } catch (error) {
-      message.error('获取详情失败');
+      message.error(t('advance.getDetailFailed'));
     }
   };
 
@@ -148,15 +154,15 @@ const AdvancesPage: React.FC = () => {
     deleteForm.resetFields();
     
     Modal.confirm({
-      title: '确认删除',
+      title: t('common.deleteConfirm'),
       content: (
         <Form form={deleteForm} layout="vertical">
           <Form.Item 
             name="password" 
-            label="请输入密码确认删除"
-            rules={[{ required: true, message: '请输入密码' }]}
+            label={t('advance.deletePassInput')}
+            rules={[{ required: true, message: t('common.inputPassword') }]}
           >
-            <Input.Password placeholder="输入密码" />
+            <Input.Password placeholder={t('advance.deletePassPlaceholder')} />
           </Form.Item>
         </Form>
       ),
@@ -165,10 +171,10 @@ const AdvancesPage: React.FC = () => {
           const values = await deleteForm.validateFields();
           // 这里可以添加密码验证逻辑，暂时直接删除
           await fetch('/api/advances/' + id, { method: 'DELETE' });
-          message.success('删除成功');
+          message.success(t('advance.deleteSuccess'));
           fetchAdvances();
         } catch (error) {
-          message.error('删除失败');
+          message.error(t('advance.deleteFailed'));
         }
       }
     });
@@ -176,15 +182,15 @@ const AdvancesPage: React.FC = () => {
 
   const handleWithdraw = async (id: number) => {
     Modal.confirm({
-      title: '确认撤回',
-      content: '撤回后可重新编辑提交，确认撤回吗？',
+      title: t('advance.withdrawConfirm'),
+      content: t('advance.withdrawConfirmMsg'),
       onOk: async () => {
         try {
           await fetch('/api/advances/' + id + '/withdraw', { method: 'POST' });
-          message.success('已撤回，可重新编辑');
+          message.success(t('advance.withdrawSuccess'));
           fetchAdvances();
         } catch (error) {
-          message.error('撤回失败');
+          message.error(t('advance.withdrawFailed'));
         }
       }
     });
@@ -212,16 +218,16 @@ const AdvancesPage: React.FC = () => {
       });
       const result = await res.json();
       if (result.success) {
-        message.success(editingId ? '保存成功' : '创建成功');
+        message.success(editingId ? t('advance.saveSuccess') : t('advance.createSuccess'));
         clearDraft();
         setModalVisible(false);
         fetchAdvances();
       } else {
-        message.error(result.error || '保存失败');
+        message.error(result.error || t('common.saveFailed'));
       }
     } catch (error) {
       console.error('保存操作 - 错误:', error);
-      message.error('保存失败');
+      message.error(t('common.saveFailed'));
     }
   };
 
@@ -247,16 +253,16 @@ const AdvancesPage: React.FC = () => {
       });
       const result = await res.json();
       if (result.success) {
-        message.success(editingId ? '提交成功' : '创建成功');
+        message.success(editingId ? t('advance.submitSuccess') : t('advance.createSuccess'));
         clearDraft();
         setModalVisible(false);
         fetchAdvances();
       } else {
-        message.error(result.error || '提交失败');
+        message.error(result.error || t('common.saveFailed'));
       }
     } catch (error) {
       console.error('提交操作 - 错误:', error);
-      message.error('提交失败');
+      message.error(t('common.saveFailed'));
     }
   };
 
@@ -266,25 +272,34 @@ const AdvancesPage: React.FC = () => {
 
   const convertToCNY = (amount: number, currency: string): number => {
     if (currency === 'CNY') return amount;
-    const rateKey = 'CNY_' + currency;
-    const rate = exchangeRates[rateKey] || 1;
-    return amount / rate;
+    const rateKey = currency + '_CNY';
+    if (exchangeRates[rateKey]) return amount * exchangeRates[rateKey];
+    const reverseKey = 'CNY_' + currency;
+    if (exchangeRates[reverseKey]) return amount / exchangeRates[reverseKey];
+    // 通过 LAK 中转
+    const xxxLakKey = currency + '_LAK';
+    const cnyLakKey = 'CNY_LAK';
+    if (exchangeRates[xxxLakKey] && exchangeRates[cnyLakKey]) {
+      return (amount * exchangeRates[xxxLakKey]) / exchangeRates[cnyLakKey];
+    }
+    return amount;
   };
 
-  const amount = Form.useWatch('amount', form);
-  const currency = Form.useWatch('currency', form);
+  // 使用 useState 替代 Form.useWatch 以确保稳定触发
+  const [watchedAmount, setWatchedAmount] = useState<number | null>(null);
+  const [watchedCurrency, setWatchedCurrency] = useState<string>('CNY');
   const amountCNY = React.useMemo(() => {
-    return amount && currency ? convertToCNY(amount, currency) : 0;
-  }, [amount, currency, exchangeRates]);
+    return watchedAmount && watchedCurrency ? convertToCNY(watchedAmount, watchedCurrency) : 0;
+  }, [watchedAmount, watchedCurrency, exchangeRates]);
 
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      pending: { color: 'processing', text: '待审批' },
-      approved: { color: 'success', text: '已批准' },
-      rejected: { color: 'error', text: '已退回' },
-      withdrawn: { color: 'default', text: '已撤回' },
-      settled: { color: 'blue', text: '已核销' },
-      pending_edit: { color: 'warning', text: '待编辑' },
+      pending: { color: 'processing', text: t('advance.pendingApproval') },
+      approved: { color: 'success', text: t('advance.approved') },
+      rejected: { color: 'error', text: t('advance.rejected') },
+      withdrawn: { color: 'default', text: t('advance.withdrawn') },
+      settled: { color: 'blue', text: t('advance.verified') },
+      pending_edit: { color: 'warning', text: t('advance.pendingEdit') },
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
@@ -311,31 +326,31 @@ const AdvancesPage: React.FC = () => {
   };
 
   const columns = [
-    { title: '事由', dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleView(r)}>{v}</a> },
-    { title: '申请人', dataIndex: 'applicant', key: 'applicant', width: 80 },
-    { title: '金额', dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => (
+    { title: t('advance.subject'), dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleView(r)}>{v}</a> },
+    { title: t('advance.applicant'), dataIndex: 'applicant', key: 'applicant', width: 80 },
+    { title: t('advance.amount'), dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => (
         <>
           <div>{formatAmount(v, r.currency)}</div>
           {r.currency !== 'CNY' && r.amount_cny && <div style={{ color: '#999', fontSize: 12 }}>≈ ¥{r.amount_cny.toLocaleString('zh-CN', {minimumFractionDigits: 2})}</div>}
         </>
       ) },
-    { title: '预支日期', dataIndex: 'advance_date', key: 'advance_date', width: 100 },
-    { title: '状态', dataIndex: 'status', key: 'status', width: 100, render: (status: string) => getStatusTag(status) },
-    { title: '编号', dataIndex: 'advance_code', key: 'advance_code', width: 120 },
+    { title: t('advance.advanceDate'), dataIndex: 'advance_date', key: 'advance_date', width: 100 },
+    { title: t('advance.status'), dataIndex: 'status', key: 'status', width: 100, render: (status: string) => getStatusTag(status) },
+    { title: t('advance.code'), dataIndex: 'advance_code', key: 'advance_code', width: 120 },
     {
-      title: '操作', key: 'action', width: 250,
+      title: t('advance.action'), key: 'action', width: 250,
       render: (_: any, record: any) => (
         <Space wrap>
-          <Button size="small" icon={<EyeOutlined />} onClick={() => handleView(record)}>详情</Button>
+          <Button size="small" icon={<EyeOutlined />} onClick={() => handleView(record)}>{t('advance.detail')}</Button>
           {record.status === 'pending' && (
             <>
-              <Button size="small" icon={<UndoOutlined />} onClick={() => handleWithdraw(record.id)}>撤回</Button>
+              <Button size="small" icon={<UndoOutlined />} onClick={() => handleWithdraw(record.id)}>{t('advance.withdraw')}</Button>
             </>
           )}
           {(record.status === 'rejected' || record.status === 'withdrawn' || record.status === 'pending_edit') && (
-            <Button size="small" type="primary" icon={<EditOutlined />} onClick={() => handleEdit(record)}>编辑重提</Button>
+            <Button size="small" type="primary" icon={<EditOutlined />} onClick={() => handleEdit(record)}>{t('advance.reEdit')}</Button>
           )}
-          <Button size="small" danger icon={<DeleteOutlined />} onClick={() => handleDelete(record.id)}>删除</Button>
+          <Button size="small" danger icon={<DeleteOutlined />} onClick={() => handleDelete(record.id)}>{t('advance.delete')}</Button>
         </Space>
       )
     }
@@ -344,16 +359,16 @@ const AdvancesPage: React.FC = () => {
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
-        <h2 style={{ marginBottom: 8 }}>预支申请</h2>
-        <p style={{ color: '#888', marginBottom: 0 }}>管理员工预支申请</p>
+        <h2 style={{ marginBottom: 8 }}>{t('advance.title')}</h2>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('advance.description')}</p>
       </div>
 
-      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>新建预支</Button>}>
+      <Card extra={<Button type="primary" icon={<PlusOutlined />} onClick={handleCreate}>{t('advance.newAdvance')}</Button>}>
         <Tabs activeKey={activeTab} onChange={setActiveTab}>
-          <Tabs.TabPane tab="活跃申请" key="active">
+          <Tabs.TabPane tab={t('advance.activeApplications')} key="active">
             <Table dataSource={advances} columns={columns} rowKey="id" loading={loading} pagination={{ pageSize: 20 }} size="middle" scroll={{ x: 1200 }} />
           </Tabs.TabPane>
-          <Tabs.TabPane tab="已完结" key="completed">
+          <Tabs.TabPane tab={t('advance.completed')} key="completed">
             <Table dataSource={completedAdvances} columns={columns} rowKey="id" loading={loading} pagination={{ pageSize: 20 }} size="middle" scroll={{ x: 1200 }} />
           </Tabs.TabPane>
         </Tabs>
@@ -361,21 +376,23 @@ const AdvancesPage: React.FC = () => {
 
       {/* 新建/编辑弹窗 */}
       <Modal
-        title={editingId ? '编辑预支' : '新建预支'} 
+        title={editingId ? t('advance.editAdvance') : t('advance.newAdvance')}
         open={modalVisible}
         onCancel={() => {
           if (form.isFieldsTouched()) {
             Modal.confirm({
-              title: '确认关闭',
-              content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-              okText: '关闭',
-              cancelText: '继续编辑',
+              title: t('common.closeConfirm'),
+              content: t('common.closeConfirmMsg'),
+              okText: t('common.close'),
+              cancelText: t('common.continueEdit'),
               onOk: () => {
                 saveDraft();
+                form.resetFields();
                 setModalVisible(false);
               },
             });
           } else {
+            form.resetFields();
             setModalVisible(false);
           }
         }}
@@ -383,69 +400,72 @@ const AdvancesPage: React.FC = () => {
           <Button key="cancel" onClick={() => {
             if (form.isFieldsTouched()) {
               Modal.confirm({
-                title: '确认关闭',
-                content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-                okText: '关闭',
-                cancelText: '继续编辑',
+                title: t('common.closeConfirm'),
+                content: t('common.closeConfirmMsg'),
+                okText: t('common.close'),
+                cancelText: t('common.continueEdit'),
                 onOk: () => {
                   saveDraft();
+                  form.resetFields();
                   setModalVisible(false);
                 },
               });
             } else {
+              form.resetFields();
               setModalVisible(false);
             }
-          }}>取消</Button>,
-          <Button key="save" onClick={handleSave}>保存</Button>,
-          <Button key="submit" type="primary" onClick={handleSubmitAndSubmit}>提交</Button>
+          }}>{t('common.cancel')}</Button>,
+          <Button key="save" onClick={handleSave}>{t('common.save')}</Button>,
+          <Button key="submit" type="primary" onClick={handleSubmitAndSubmit}>{t('common.submit')}</Button>
         ]}
+        destroyOnClose
         maskClosable={false}
         width={700}
       >
         <Form form={form} layout="vertical" onValuesChange={handleFormChange}>
-          <Form.Item name="applicant" label="申请人">
+          <Form.Item name="applicant" label={t('advance.applicant')}>
             <Input disabled style={{ color: 'rgba(0,0,0,0.85)', backgroundColor: '#f5f5f5' }} />
           </Form.Item>
           
-          <Form.Item name="advance_date" label="预支日期" rules={[{ required: true }]}>
+          <Form.Item name="advance_date" label={t('advance.advanceDate')} rules={[{ required: true }]}>
             <DatePicker style={{ width: '100%' }} />
           </Form.Item>
           
 
-
-          <Form.Item label="金额" required>
+          <Form.Item label={t('advance.amount')} required>
             <Space>
               <Form.Item name="currency" noStyle initialValue="CNY">
-                <Select style={{ width: 140 }}>
-                  <Option value="CNY">人民币 (CNY)</Option>
-                  <Option value="USD">美元 (USD)</Option>
-                  <Option value="LAK">老挝基普 (LAK)</Option>
-                  <Option value="THB">泰铢 (THB)</Option>
+                <Select style={{ width: 140 }} onChange={(value: string) => setWatchedCurrency(value)}>
+                  <Option value="CNY">{t('advance.currencyCNY')}</Option>
+                  <Option value="USD">{t('advance.currencyUSD')}</Option>
+                  <Option value="LAK">{t('advance.currencyLAK')}</Option>
+                  <Option value="THB">{t('advance.currencyTHB')}</Option>
                 </Select>
               </Form.Item>
-              <Form.Item name="amount" noStyle rules={[{ required: true, message: '请输入金额' }]}>
+              <Form.Item name="amount" noStyle rules={[{ required: true, message: t('advance.inputAmount') }]}>
                 <InputNumber 
                   style={{ width: 200 }} 
                   min={0} 
                   precision={2} 
-                  placeholder="输入金额"
-                  formatter={(value) => formatNumberWithSeparator(value as number, currency || 'CNY')}
+                  placeholder={t('advance.amountPlaceholder')}
+                  formatter={(value) => formatNumberWithSeparator(value as number, watchedCurrency || 'CNY')}
                   parser={(value) => parseFormattedNumber(value || '0')}
+                  onChange={(value) => setWatchedAmount(value)}
                 />
               </Form.Item>
             </Space>
             {amountCNY > 0 && (
               <div style={{ marginTop: 8, color: '#888', fontSize: 13 }}>
-                等价人民币：¥ {amountCNY.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
+                {t('advance.equivalentCNY')}{amountCNY.toLocaleString('zh-CN', { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
               </div>
             )}
           </Form.Item>
 
-          <Form.Item name="reason" label="事由" rules={[{ required: true }]}>
-            <TextArea rows={3} placeholder="请输入预支事由" />
+          <Form.Item name="reason" label={t('advance.subject')} rules={[{ required: true }]}>
+            <TextArea rows={3} placeholder={t('advance.subjectPlaceholder')} />
           </Form.Item>
 
-          <Form.Item name="attachments" label="凭证附件">
+          <Form.Item name="attachments" label={t('advance.attachment')}>
             <FileUpload 
               value={form.getFieldValue('attachments')} 
               onChange={(urls) => form.setFieldsValue({ attachments: urls })} 
@@ -457,27 +477,27 @@ const AdvancesPage: React.FC = () => {
       </Modal>
 
       {/* 详情弹窗 */}
-      <Modal title="预支详情" open={detailModalVisible} onCancel={() => setDetailModalVisible(false)} footer={null} width={800}>
+      <Modal title={t('advance.detailTitle')} open={detailModalVisible} onCancel={() => setDetailModalVisible(false)} footer={null} width={800}>
         {selectedRecord && (
           <>
             <Descriptions bordered column={2} size="small">
-              <Descriptions.Item label="预支编号">{selectedRecord.advance_code}</Descriptions.Item>
-              <Descriptions.Item label="状态">{getStatusTag(selectedRecord.status)}</Descriptions.Item>
-              <Descriptions.Item label="申请人">{selectedRecord.applicant}</Descriptions.Item>
-              <Descriptions.Item label="预支日期">{selectedRecord.advance_date}</Descriptions.Item>
+              <Descriptions.Item label={t('advance.advanceCode')}>{selectedRecord.advance_code}</Descriptions.Item>
+              <Descriptions.Item label={t('advance.status')}>{getStatusTag(selectedRecord.status)}</Descriptions.Item>
+              <Descriptions.Item label={t('advance.applicant')}>{selectedRecord.applicant}</Descriptions.Item>
+              <Descriptions.Item label={t('advance.advanceDate')}>{selectedRecord.advance_date}</Descriptions.Item>
 
-              <Descriptions.Item label="金额">
+              <Descriptions.Item label={t('advance.amount')}>
             {formatAmount(selectedRecord.amount, selectedRecord.currency)}
             {selectedRecord.currency !== 'CNY' && selectedRecord.amount_cny && (
               <span style={{ color: '#999', marginLeft: 8 }}>≈ ¥{selectedRecord.amount_cny.toLocaleString('zh-CN', {minimumFractionDigits: 2})}</span>
             )}
           </Descriptions.Item>
-              <Descriptions.Item label="事由" span={2}>{selectedRecord.reason}</Descriptions.Item>
+              <Descriptions.Item label={t('advance.subject')} span={2}>{selectedRecord.reason}</Descriptions.Item>
             </Descriptions>
             
             {Array.isArray(selectedRecord.attachments) && selectedRecord.attachments.length > 0 && (
               <>
-                <Divider>凭证附件</Divider>
+                <Divider>{t('advance.attachment')}</Divider>
                 <Image.PreviewGroup>
                   <div style={{ display: 'flex', flexWrap: 'wrap', gap: 8 }}>
                     {selectedRecord.attachments.map((url: string, index: number) => (

frontend/src/pages/approval/ApprovalManagement.tsx

@@ -1,6 +1,7 @@
 import React, { useState, useEffect } from 'react';
 import { Card, Table, Tag, Button, Space, Modal, Form, Input, message, Tabs, Badge, Descriptions, Divider, List, Upload } from 'antd';
 import { CheckOutlined, CloseOutlined, EyeOutlined, EditOutlined, UndoOutlined, FileImageOutlined, DeleteOutlined } from '@ant-design/icons';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { TextArea } = Input;
 
@@ -25,7 +26,17 @@ const COMPANY_EXPENSE_CATEGORIES = [
   { value: 'other', label: '其他支出' }
 ];
 
+// Type name to i18n key mapping
+const typeKeyMap: Record<string, string> = {
+  '预支申请': 'approval.advanceApply',
+  '报销申请': 'approval.reimburseApply',
+  '付款申请': 'approval.paymentApply',
+  '核销申请': 'approval.verificationApply',
+  '采购申请': 'approval.purchaseApply',
+};
+
 const ApprovalManagement: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [loading, setLoading] = useState(false);
   const [detailModalVisible, setDetailModalVisible] = useState(false);
   const [editModalVisible, setEditModalVisible] = useState(false);
@@ -79,56 +90,56 @@ const ApprovalManagement: React.FC = () => {
               
               switch (type) {
                 case 'advances':
-                  typeText = '预支申请';
+                  typeText = t('approval.advanceApply');
                   code = item.advance_code;
                   date = item.advance_date;
                   // 根据预支申请的状态设置操作文本
                   switch (item.status) {
                     case 'pending':
-                      action = '待审批';
+                      action = t('approval.pendingApproval');
                       break;
                     case 'approved':
-                      action = '通过';
+                      action = t('approval.approved');
                       break;
                     case 'rejected':
-                      action = '退回';
+                      action = t('approval.rejected');
                       break;
                     case 'executed':
-                      action = '已执行';
+                      action = t('approval.executed');
                       break;
                     case 'partial_verification':
-                      action = '部分核销';
+                      action = t('approval.partialVerified');
                       break;
                     case 'completed':
-                      action = '已完结';
+                      action = t('approval.completed');
                       break;
                     default:
                       action = item.status;
                   }
                   break;
                 case 'reimbursements':
-                  typeText = '报销申请';
+                  typeText = t('approval.reimburseApply');
                   code = item.reimbursement_code;
                   date = item.reimbursement_date;
-                  action = item.status === 'approved' ? '通过' : '退回';
+                  action = item.status === 'approved' ? t('approval.approved') : t('approval.rejected');
                   break;
                 case 'payment-requests':
-                  typeText = '付款申请';
+                  typeText = t('approval.paymentApply');
                   code = item.request_code;
                   date = item.payment_date;
-                  action = item.status === 'approved' ? '通过' : '退回';
+                  action = item.status === 'approved' ? t('approval.approved') : t('approval.rejected');
                   break;
                 case 'verifications':
-                  typeText = '核销申请';
+                  typeText = t('approval.verificationApply');
                   code = item.verification_code;
                   date = item.verification_date;
-                  action = item.status === 'approved' ? '通过' : item.status === 'rejected' ? '退回' : '待编辑';
+                  action = item.status === 'approved' ? t('approval.approved') : item.status === 'rejected' ? t('approval.rejected') : t('advance.pendingEdit');
                   break;
                 case 'purchase-requests':
-                  typeText = '采购申请';
+                  typeText = t('approval.purchaseApply');
                   code = item.request_code;
                   date = item.request_date;
-                  action = item.status === 'approved' ? '通过' : item.status === 'pending_edit' ? '待编辑' : item.status;
+                  action = item.status === 'approved' ? t('approval.approved') : item.status === 'pending_edit' ? t('advance.pendingEdit') : item.status;
                   break;
               }
               
@@ -140,7 +151,7 @@ const ApprovalManagement: React.FC = () => {
                 amount: type === 'purchase-requests' ? item.total_amount : item.amount,
                 currency: item.currency,
                 action: action,
-                operator: '系统管理员', // 实际应该从数据库中获取
+                operator: t('common.systemAdmin'), // 实际应该从数据库中获取
                 remark: item.approval_remark || '',
                 timestamp: date
               });
@@ -152,7 +163,7 @@ const ApprovalManagement: React.FC = () => {
       setApprovalHistory(historyData);
     } catch (error) {
       console.error('获取审批历史记录失败:', error);
-      message.error('获取审批历史记录失败');
+      message.error(t('approval.getHistoryFailed'));
     } finally {
       setLoading(false);
     }
@@ -207,7 +218,7 @@ const ApprovalManagement: React.FC = () => {
             allPendingData.push({
               key: `adv-${item.id}`,
               id: item.id,
-              type: '预支申请',
+              type: t('approval.advanceApply'),
               code: item.advance_code,
               applicant: item.applicant,
               amount: item.amount,
@@ -228,7 +239,7 @@ const ApprovalManagement: React.FC = () => {
             allPendingData.push({
               key: `reimb-${item.id}`,
               id: item.id,
-              type: '报销申请',
+              type: t('approval.reimburseApply'),
               code: item.reimbursement_code,
               applicant: item.applicant,
               amount: item.amount,
@@ -249,7 +260,7 @@ const ApprovalManagement: React.FC = () => {
             allPendingData.push({
               key: `pay-${item.id}`,
               id: item.id,
-              type: '付款申请',
+              type: t('approval.paymentApply'),
               code: item.request_code,
               applicant: item.applicant,
               amount: item.amount,
@@ -270,7 +281,7 @@ const ApprovalManagement: React.FC = () => {
             allPendingData.push({
               key: `ver-${item.id}`,
               id: item.id,
-              type: '核销申请',
+              type: t('approval.verificationApply'),
               code: item.verification_code,
               applicant: item.applicant,
               amount: item.amount,
@@ -291,13 +302,13 @@ const ApprovalManagement: React.FC = () => {
             allPendingData.push({
               key: `pur-${item.id}`,
               id: item.id,
-              type: '采购申请',
+              type: t('approval.purchaseApply'),
               code: item.request_code,
               applicant: item.applicant,
               amount: item.total_amount,
               currency: item.currency,
               date: item.request_date,
-              reason: item.brief_description || item.remark || '采购申请',
+              reason: item.brief_description || item.remark || t('approval.purchaseApply'),
               status: item.status,
               rawData: item
             });
@@ -308,7 +319,7 @@ const ApprovalManagement: React.FC = () => {
       setPendingData(allPendingData);
     } catch (error) {
       console.error('获取待审批数据失败:', error);
-      message.error('获取待审批数据失败');
+      message.error(t('approval.getPendingFailed'));
     } finally {
       setLoading(false);
     }
@@ -323,16 +334,17 @@ const ApprovalManagement: React.FC = () => {
   // 获取类型标签
   const getTypeTag = (type: string) => {
     const colors: Record<string, string> = { '预支申请': 'blue', '报销申请': 'green', '付款申请': 'orange', '核销申请': 'purple', '采购申请': 'cyan' };
-    return <Tag color={colors[type] || 'default'}>{type}</Tag>;
+    const key = typeKeyMap[type] || type;
+    return <Tag color={colors[type] || 'default'}>{t(key)}</Tag>;
   };
 
   // 获取状态标签
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      pending: { color: 'processing', text: '待审批' },
-      approved: { color: 'success', text: '已通过' },
-      rejected: { color: 'error', text: '已退回' },
-      withdrawn: { color: 'default', text: '已撤回' }
+      pending: { color: 'processing', text: t('approval.pendingApproval') },
+      approved: { color: 'success', text: t('approval.approved') },
+      rejected: { color: 'error', text: t('approval.rejected') },
+      withdrawn: { color: 'default', text: t('approval.withdrawn') }
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
@@ -352,7 +364,7 @@ const ApprovalManagement: React.FC = () => {
     form.resetFields();
     
     // 获取完整详情
-    if (record.type === '采购申请') {
+    if (record.type === t('approval.purchaseApply')) {
       try {
         const response = await fetch(`/api/purchase-requests/${record.id}`);
         const data = await response.json();
@@ -401,14 +413,14 @@ const ApprovalManagement: React.FC = () => {
       if (result.success) {
         // 从待审批列表中移除该申请
         setPendingData(pendingData.filter(item => item.key !== selectedRecord.key));
-        message.success(`审批通过：${selectedRecord.code}`);
+        message.success(t('approval.approveSuccess', { code: selectedRecord.code }));
         setDetailModalVisible(false);
       } else {
-        message.error(result.message || '操作失败');
+        message.error(result.message || t('common.operationFailed'));
       }
     } catch (error) {
       console.error('审批操作失败:', error);
-      message.error('操作失败');
+      message.error(t('common.operationFailed'));
     }
   };
 
@@ -443,27 +455,27 @@ const ApprovalManagement: React.FC = () => {
       if (result.success) {
         // 从待审批列表中移除该申请
         setPendingData(pendingData.filter(item => item.key !== selectedRecord.key));
-        message.success(`已退回：${selectedRecord.code}`);
+        message.success(t('approval.rejectSuccess', { code: selectedRecord.code }));
         setDetailModalVisible(false);
       } else {
-        message.error(result.message || '操作失败');
+        message.error(result.message || t('common.operationFailed'));
       }
     } catch (error) {
       console.error('审批操作失败:', error);
-      message.error('操作失败');
+      message.error(t('common.operationFailed'));
     }
   };
 
   // 处理撤回申请
   const handleWithdraw = (record: any) => {
     Modal.confirm({
-      title: '撤回申请',
-      content: `确认撤回申请 ${record.code} 吗？`,
-      okText: '确认撤回',
-      cancelText: '取消',
+      title: t('approval.withdrawConfirm'),
+      content: t('approval.withdrawConfirmMsg', { code: record.code }),
+      okText: t('approval.withdrawConfirmBtn'),
+      cancelText: t('common.cancel'),
       onOk: () => {
         setPendingData(pendingData.filter(item => item.key !== record.key));
-        message.success('申请已撤回');
+        message.success(t('approval.withdrawSuccess'));
       }
     });
   };
@@ -478,7 +490,7 @@ const ApprovalManagement: React.FC = () => {
   // 处理编辑提交
   const handleEditSubmit = () => {
     editForm.validateFields().then(values => {
-      message.success('修改成功，已重新提交审批');
+      message.success(t('approval.editResubmit'));
       setEditModalVisible(false);
     });
   };
@@ -544,22 +556,22 @@ const ApprovalManagement: React.FC = () => {
     // 特殊分类映射
     const specialCategories: Record<string, string> = {
       // Project expense categories
-      accommodation: '住宿',
-      food: '餐饮',
-      fuel: '加油',
-      materials: '零散材料',
-      customer_relations: '客户关系',
-      subcontract_relations: '分包关系',
-      edl_relations: 'EDL关系',
-      extra_construction: '额外施工',
+      accommodation: t('approval.accommodation'),
+      food: t('approval.catering'),
+      fuel: t('approval.fuel'),
+      materials: t('approval.scatteredMaterial'),
+      customer_relations: t('approval.customerRelation'),
+      subcontract_relations: t('approval.subcontractorRelation'),
+      edl_relations: t('approval.EDLRelation'),
+      extra_construction: t('approval.extraConstruction'),
       // Company expense categories
-      general_operations: '通用运营（房租/耗材）',
-      transportation: '交通通勤',
-      business_expansion: '业扩营销',
-      power_system_relations: '电力系统关系',
-      employee_benefits: '员工福利',
-      express_logistics: '快递物流',
-      other: '其他'
+      general_operations: t('approval.generalOperation'),
+      transportation: t('approval.commute'),
+      business_expansion: t('approval.marketing'),
+      power_system_relations: t('approval.powerSystem'),
+      employee_benefits: t('approval.employeeBenefit'),
+      express_logistics: t('approval.expressLogistics'),
+      other: t('approval.other')
     };
     // 先检查特殊分类
     if (specialCategories[category]) return specialCategories[category];
@@ -597,17 +609,17 @@ const ApprovalManagement: React.FC = () => {
           <List.Item>
             <div style={{ width: '100%' }}>
               <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
-                <span><strong>明细 {index + 1}:</strong> {item.description || getCategoryName(item.category) || '-'}</span>
+                <span><strong>{t('approval.detailLabel', { index: index + 1 })}</strong> {item.description || getCategoryName(item.category) || '-'}</span>
                 <span style={{ fontWeight: 'bold', color: '#1890ff' }}>{formatAmount(item.amount, item.currency)}</span>
               </div>
               {item.category && (
                 <div style={{ marginBottom: 8, fontSize: 13, color: '#666' }}>
-                  <strong>支出分类：</strong>{getCategoryName(item.category)}
+                  <strong>{t('approval.categoryLabel')}</strong>{getCategoryName(item.category)}
                 </div>
               )}
               {item.attachments && (
                 <div style={{ marginTop: 8 }}>
-                  <span style={{ color: '#666', fontSize: 12 }}>明细附件：</span>
+                  <span style={{ color: '#666', fontSize: 12 }}>{t('approval.detailAttachment')}</span>
                   {renderAttachments(item.attachments)}
                 </div>
               )}
@@ -620,18 +632,18 @@ const ApprovalManagement: React.FC = () => {
 
   // 待审批列
   const pendingColumns = [
-    { title: '事由', dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleViewDetail(r)}>{v}</a> },
-    { title: '类型', dataIndex: 'type', key: 'type', width: 100, render: (v: string) => getTypeTag(v) },
-    { title: '申请人', dataIndex: 'applicant', key: 'applicant', width: 80 },
-    { title: '金额', dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => formatAmount(v, r.currency) },
-    { title: '申请日期', dataIndex: 'date', key: 'date', width: 100 },
-    { title: '状态', dataIndex: 'status', key: 'status', width: 100, render: (v: string) => getStatusTag(v) },
-    { title: '编号', dataIndex: 'code', key: 'code', width: 140 },
+    { title: t('approval.subject'), dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleViewDetail(r)}>{v}</a> },
+    { title: t('approval.type'), dataIndex: 'type', key: 'type', width: 100, render: (v: string) => getTypeTag(v) },
+    { title: t('approval.applicant'), dataIndex: 'applicant', key: 'applicant', width: 80 },
+    { title: t('approval.amount'), dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => formatAmount(v, r.currency) },
+    { title: t('approval.applicationDate'), dataIndex: 'date', key: 'date', width: 100 },
+    { title: t('approval.status'), dataIndex: 'status', key: 'status', width: 100, render: (v: string) => getStatusTag(v) },
+    { title: t('approval.code'), dataIndex: 'code', key: 'code', width: 140 },
     {
-      title: '操作', key: 'action', width: 100,
+      title: t('approval.action'), key: 'action', width: 100,
       render: (_: any, record: any) => (
         <Space>
-          <Button size="small" type="primary" icon={<EyeOutlined />} onClick={() => handleViewDetail(record)}>审批</Button>
+          <Button size="small" type="primary" icon={<EyeOutlined />} onClick={() => handleViewDetail(record)}>{t('approval.approve')}</Button>
         </Space>
       )
     }
@@ -641,49 +653,49 @@ const ApprovalManagement: React.FC = () => {
 
   // 审批记录列
   const historyColumns = [
-    { title: '时间', dataIndex: 'timestamp', key: 'timestamp', width: 140 },
-    { title: '操作', dataIndex: 'action', key: 'action', width: 100 },
-    { title: '申请编号', dataIndex: 'applyCode', key: 'applyCode', width: 140 },
-    { title: '类型', dataIndex: 'applyType', key: 'applyType', width: 100, render: (v: string) => getTypeTag(v) },
-    { title: '申请人', dataIndex: 'applicant', key: 'applicant', width: 80 },
-    { title: '金额', dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => formatAmount(v, r.currency) },
-    { title: '操作人', dataIndex: 'operator', key: 'operator', width: 100 },
-    { title: '备注/原因', dataIndex: 'remark', key: 'remark', ellipsis: true }
+    { title: t('approval.time'), dataIndex: 'timestamp', key: 'timestamp', width: 140 },
+    { title: t('approval.operation'), dataIndex: 'action', key: 'action', width: 100 },
+    { title: t('approval.applicationCode'), dataIndex: 'applyCode', key: 'applyCode', width: 140 },
+    { title: t('approval.type'), dataIndex: 'applyType', key: 'applyType', width: 100, render: (v: string) => getTypeTag(v) },
+    { title: t('approval.applicant'), dataIndex: 'applicant', key: 'applicant', width: 80 },
+    { title: t('approval.amount'), dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => formatAmount(v, r.currency) },
+    { title: t('approval.operator'), dataIndex: 'operator', key: 'operator', width: 100 },
+    { title: t('approval.note'), dataIndex: 'remark', key: 'remark', ellipsis: true }
   ];
 
   const tabItems = [
-    { key: 'pending', label: <span>待审批 <Badge count={pendingData.length} style={{ marginLeft: 8 }} /></span>, children: <Table columns={pendingColumns} dataSource={pendingData} rowKey="key" loading={loading} pagination={{ pageSize: 10 }} scroll={{ x: 1200 }} /> },
-    { key: 'history', label: <span>审批记录 <Badge count={approvalHistory.length} style={{ marginLeft: 8 }} /></span>, children: <Table columns={historyColumns} dataSource={approvalHistory} rowKey="id" loading={loading} pagination={{ pageSize: 10 }} scroll={{ x: 1400 }} /> },
+    { key: 'pending', label: <span>{t('approval.pendingTab')} <Badge count={pendingData.length} style={{ marginLeft: 8 }} /></span>, children: <Table columns={pendingColumns} dataSource={pendingData} rowKey="key" loading={loading} pagination={{ pageSize: 10 }} scroll={{ x: 1200 }} /> },
+    { key: 'history', label: <span>{t('approval.historyTab')} <Badge count={approvalHistory.length} style={{ marginLeft: 8 }} /></span>, children: <Table columns={historyColumns} dataSource={approvalHistory} rowKey="id" loading={loading} pagination={{ pageSize: 10 }} scroll={{ x: 1400 }} /> },
   ];
 
   return (
     <div style={{ padding: 24 }}>
       <div style={{ marginBottom: 24 }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 8 }}>
-          <h2>审批管理</h2>
+          <h2>{t('approval.title')}</h2>
           <Button type="primary" onClick={fetchPendingData} loading={loading}>
-            刷新数据
+            {t('approval.refresh')}
           </Button>
         </div>
-        <p style={{ color: '#888', marginBottom: 0 }}>审批预支、报销、付款等申请</p>
+        <p style={{ color: '#888', marginBottom: 0 }}>{t('approval.description')}</p>
       </div>
       <Card><Tabs items={tabItems} /></Card>
 
       {/* 详情模态框 */}
       <Modal 
-        title={`${selectedRecord?.type}详情：${selectedRecord?.code}`} 
+        title={t('approval.detailTitle', { type: selectedRecord?.type || '', code: selectedRecord?.code || '' })} 
         open={detailModalVisible} 
         onCancel={() => setDetailModalVisible(false)} 
         width={900}
         footer={
           selectedRecord?.status === 'pending' ? (
             <div style={{ display: 'flex', justifyContent: 'flex-end', gap: 8 }}>
-              <Button onClick={() => setDetailModalVisible(false)}>取消</Button>
-              <Button danger icon={<CloseOutlined />} onClick={handleReject}>退回</Button>
-              <Button type="primary" icon={<CheckOutlined />} onClick={handleApprove}>通过</Button>
+              <Button onClick={() => setDetailModalVisible(false)}>{t('common.cancel')}</Button>
+              <Button danger icon={<CloseOutlined />} onClick={handleReject}>{t('approval.reject')}</Button>
+              <Button type="primary" icon={<CheckOutlined />} onClick={handleApprove}>{t('approval.pass')}</Button>
             </div>
           ) : (
-            <Button onClick={() => setDetailModalVisible(false)}>关闭</Button>
+            <Button onClick={() => setDetailModalVisible(false)}>{t('approval.close')}</Button>
           )
         }
       >
@@ -691,37 +703,37 @@ const ApprovalManagement: React.FC = () => {
           <>
             {/* 基本信息 */}
             <Descriptions bordered column={2} size="small">
-              <Descriptions.Item label="申请类型">{getTypeTag(selectedRecord.type)}</Descriptions.Item>
-              <Descriptions.Item label="申请编号">{selectedRecord.code}</Descriptions.Item>
-              <Descriptions.Item label="申请人">{selectedRecord.applicant}</Descriptions.Item>
-              <Descriptions.Item label="申请日期">{selectedRecord.date}</Descriptions.Item>
-              <Descriptions.Item label="金额">
+              <Descriptions.Item label={t('approval.applicationType')}>{getTypeTag(selectedRecord.type)}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.applicationCode')}>{selectedRecord.code}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.applicant')}>{selectedRecord.applicant}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.applicationDate')}>{selectedRecord.date}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.amount')}>
                 {formatAmount(selectedRecord.amount, selectedRecord.currency)}
                 {selectedRecord.currency !== 'CNY' && fullDetail.amount_cny > 0 && (
                   <span style={{ color: '#999', marginLeft: 8 }}>≈ ¥{fullDetail.amount_cny.toLocaleString('zh-CN', {minimumFractionDigits: 2})}</span>
                 )}
               </Descriptions.Item>
-              <Descriptions.Item label="状态">{getStatusTag(selectedRecord.status)}</Descriptions.Item>
-              <Descriptions.Item label="事由" span={2}>{selectedRecord.reason}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.status')}>{getStatusTag(selectedRecord.status)}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.subject')} span={2}>{selectedRecord.reason}</Descriptions.Item>
               
               {/* 付款申请特有字段 */}
-              {selectedRecord.type === '付款申请' && (
+              {selectedRecord.type === t('approval.paymentApply') && (
                 <>
-                  <Descriptions.Item label="收款单位类型">
-                    {fullDetail.payee_type === 'subcontractor' ? '分包商' : 
-                     fullDetail.payee_type === 'supplier' ? '供应商' : 
-                     fullDetail.payee_type === 'customer' ? '客户' : '其他'}
+                  <Descriptions.Item label={t('approval.payeeType')}>
+                    {fullDetail.payee_type === 'subcontractor' ? t('approval.counterpartySubcontractor') : 
+                     fullDetail.payee_type === 'supplier' ? t('approval.counterpartySupplier') : 
+                     fullDetail.payee_type === 'customer' ? t('approval.counterpartyCustomer') : t('approval.counterpartyOther')}
                   </Descriptions.Item>
-                  <Descriptions.Item label="收款方">{fullDetail.payee || '-'}</Descriptions.Item>
-                  <Descriptions.Item label="银行名称">{fullDetail.bank_name || '-'}</Descriptions.Item>
-                  <Descriptions.Item label="银行账号">{fullDetail.bank_account || '-'}</Descriptions.Item>
-                  <Descriptions.Item label="支出类型">
-                    {fullDetail.expense_type === 'company' ? '公司支出' : '项目支出'}
+                  <Descriptions.Item label={t('approval.payee')}>{fullDetail.payee || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.bankName')}>{fullDetail.bank_name || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.bankAccount')}>{fullDetail.bank_account || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.expenseType')}>
+                    {fullDetail.expense_type === 'company' ? t('approval.companyExpense') : t('approval.projectExpense')}
                   </Descriptions.Item>
                   {fullDetail.expense_type === 'project' && fullDetail.project_id && (
-                    <Descriptions.Item label="关联项目">{getProjectName(fullDetail.project_id)}</Descriptions.Item>
+                    <Descriptions.Item label={t('approval.relatedProject')}>{getProjectName(fullDetail.project_id)}</Descriptions.Item>
                   )}
-                  <Descriptions.Item label="支出分类">
+                  <Descriptions.Item label={t('approval.expenseCategory')}>
                     {fullDetail.expense_type === 'project' 
                       ? (PROJECT_EXPENSE_CATEGORIES.find(c => c.value === fullDetail.expense_category)?.label || fullDetail.expense_category)
                       : (COMPANY_EXPENSE_CATEGORIES.find(c => c.value === fullDetail.expense_category)?.label || fullDetail.expense_category)
@@ -731,66 +743,66 @@ const ApprovalManagement: React.FC = () => {
               )}
               
               {/* 报销申请特有字段 */}
-              {selectedRecord.type === '报销申请' && fullDetail.expense_type && (
+              {selectedRecord.type === t('approval.reimburseApply') && fullDetail.expense_type && (
                 <>
-                  <Descriptions.Item label="支出类型">
-                    {fullDetail.expense_type === 'company' ? '公司支出' : '项目支出'}
+                  <Descriptions.Item label={t('approval.expenseType')}>
+                    {fullDetail.expense_type === 'company' ? t('approval.companyExpense') : t('approval.projectExpense')}
                   </Descriptions.Item>
                   {fullDetail.project_id && (
-                    <Descriptions.Item label="关联项目">{getProjectName(fullDetail.project_id)}</Descriptions.Item>
+                    <Descriptions.Item label={t('approval.relatedProject')}>{getProjectName(fullDetail.project_id)}</Descriptions.Item>
                   )}
                 </>
               )}
               
               {/* 核销申请特有字段 */}
-              {selectedRecord.type === '核销申请' && fullDetail.advance_code && (
+              {selectedRecord.type === t('approval.verificationApply') && fullDetail.advance_code && (
                 <>
-                  <Descriptions.Item label="关联预支单">{fullDetail.advance_code}</Descriptions.Item>
-                  <Descriptions.Item label="预支金额">{formatAmount(fullDetail.advance_amount, fullDetail.currency)}</Descriptions.Item>
-                  <Descriptions.Item label="结算核销">
+                  <Descriptions.Item label={t('approval.relatedAdvance')}>{fullDetail.advance_code}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.advanceAmount')}>{formatAmount(fullDetail.advance_amount, fullDetail.currency)}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.settlement')}>
                     <span style={{ fontWeight: 'bold', color: fullDetail.settlement ? '#52c41a' : '#fa8c16' }}>
-                      {fullDetail.settlement ? '是' : '否'}
+                      {fullDetail.settlement ? t('common.is') : t('common.no')}
                     </span>
                   </Descriptions.Item>
-                  <Descriptions.Item label="已核销金额">{formatAmount(fullDetail.total_reimbursed || 0, fullDetail.currency)}</Descriptions.Item>
-                  <Descriptions.Item label="剩余核销金额">{formatAmount((fullDetail.advance_amount || 0) - (fullDetail.total_reimbursed || 0), fullDetail.currency)}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.verifiedAmount')}>{formatAmount(fullDetail.total_reimbursed || 0, fullDetail.currency)}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.remainingAmount')}>{formatAmount((fullDetail.advance_amount || 0) - (fullDetail.total_reimbursed || 0), fullDetail.currency)}</Descriptions.Item>
                   {fullDetail.settlement && fullDetail.settlement_amount && (
-                    <Descriptions.Item label="核销结算金额" span={2}>
-                      {fullDetail.settlement_amount > 0 ? `退款 ${formatAmount(fullDetail.settlement_amount, fullDetail.currency)}` : `补款 ${formatAmount(Math.abs(fullDetail.settlement_amount), fullDetail.currency)}`}
+                    <Descriptions.Item label={t('approval.settlementAmount')} span={2}>
+                      {fullDetail.settlement_amount > 0 ? `${t('approval.refundText')}${formatAmount(fullDetail.settlement_amount, fullDetail.currency)}` : `${t('approval.supplementText')}${formatAmount(Math.abs(fullDetail.settlement_amount), fullDetail.currency)}`}
                     </Descriptions.Item>
                   )}
                 </>
               )}
               
               {/* 采购申请特有字段 */}
-              {selectedRecord.type === '采购申请' && (
+              {selectedRecord.type === t('approval.purchaseApply') && (
                 <>
-                  <Descriptions.Item label="采购类型">
-                    {fullDetail.purchase_type === 'project' ? '项目采购' : '库存采购'}
+                  <Descriptions.Item label={t('approval.purchaseType')}>
+                    {fullDetail.purchase_type === 'project' ? t('approval.projectPurchase') : t('approval.stockPurchase')}
                   </Descriptions.Item>
                   {fullDetail.purchase_type === 'project' && fullDetail.project_id && (
-                    <Descriptions.Item label="关联项目">{getProjectName(fullDetail.project_id)}</Descriptions.Item>
+                    <Descriptions.Item label={t('approval.relatedProject')}>{getProjectName(fullDetail.project_id)}</Descriptions.Item>
                   )}
-                  <Descriptions.Item label="供应商">{fullDetail.supplier_name || '-'}</Descriptions.Item>
-                  <Descriptions.Item label="支出分类">
-                    {fullDetail.expense_category === 'material' ? '材料' : 
-                     fullDetail.expense_category === 'equipment' ? '设备' : 
-                     fullDetail.expense_category === 'pole' ? '电杆' : '其他'}
+                  <Descriptions.Item label={t('approval.supplier')}>{fullDetail.supplier_name || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.expenseCategory')}>
+                    {fullDetail.expense_category === 'material' ? t('approval.material') : 
+                     fullDetail.expense_category === 'equipment' ? t('approval.equipment') : 
+                     fullDetail.expense_category === 'pole' ? t('approval.pole') : t('approval.other')}
                   </Descriptions.Item>
-                  <Descriptions.Item label="币种">{fullDetail.currency}</Descriptions.Item>
-                  <Descriptions.Item label="申请日期">{fullDetail.request_date}</Descriptions.Item>
-                  <Descriptions.Item label="事由" span={2}>{fullDetail.brief_description || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.currency')}>{fullDetail.currency}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.applicationDate')}>{fullDetail.request_date}</Descriptions.Item>
+                  <Descriptions.Item label={t('approval.subject')} span={2}>{fullDetail.brief_description || '-'}</Descriptions.Item>
                   {fullDetail.remark && (
-                    <Descriptions.Item label="备注" span={2}>{fullDetail.remark}</Descriptions.Item>
+                    <Descriptions.Item label={t('approval.remark')} span={2}>{fullDetail.remark}</Descriptions.Item>
                   )}
                 </>
               )}
             </Descriptions>
             
             {/* 采购申请商品明细 */}
-            {selectedRecord.type === '采购申请' && fullDetail.items && fullDetail.items.length > 0 && (
+            {selectedRecord.type === t('approval.purchaseApply') && fullDetail.items && fullDetail.items.length > 0 && (
               <>
-                <Divider>商品明细</Divider>
+                <Divider>{t('approval.productDetail')}</Divider>
                 <List
                   size="small"
                   bordered
@@ -805,8 +817,8 @@ const ApprovalManagement: React.FC = () => {
                           </span>
                         </div>
                         <div style={{ fontSize: 13, color: '#666' }}>
-                          规格: {item.specification || '-'} | 单位: {item.unit || '-'} | 
-                          数量: {item.quantity} | 单价: {fullDetail.currency} {item.unit_price?.toLocaleString('zh-CN', {minimumFractionDigits: 2})}
+                          {t('approval.specLabel')}{item.specification || '-'} | {t('approval.unitLabel')}{item.unit || '-'} | 
+                          {t('approval.qtyLabel')}{item.quantity} | {t('approval.priceLabel')}{fullDetail.currency} {item.unit_price?.toLocaleString('zh-CN', {minimumFractionDigits: 2})}
                         </div>
                       </div>
                     </List.Item>
@@ -818,7 +830,7 @@ const ApprovalManagement: React.FC = () => {
             {/* 明细清单 */}
             {fullDetail.detail_items && fullDetail.detail_items.length > 0 && (
               <>
-                <Divider>明细清单</Divider>
+                <Divider>{t('approval.detailList')}</Divider>
                 {renderDetailItems(fullDetail.detail_items)}
               </>
             )}
@@ -826,7 +838,7 @@ const ApprovalManagement: React.FC = () => {
             {/* 凭证附件或退款凭证 */}
             {fullDetail.attachments && fullDetail.attachments.length > 0 && (
               <>
-                <Divider>{fullDetail.settlement && fullDetail.settlement_amount > 0 ? '退款凭证' : '凭证附件'}</Divider>
+                <Divider>{fullDetail.settlement && fullDetail.settlement_amount > 0 ? t('approval.refundProof') : t('approval.proofAttachment')}</Divider>
                 {renderAttachments(fullDetail.attachments)}
               </>
             )}
@@ -834,13 +846,13 @@ const ApprovalManagement: React.FC = () => {
             {/* 审批备注表单 */}
             {selectedRecord.status === 'pending' && (
               <>
-                <Divider>审批意见</Divider>
+                <Divider>{t('approval.approvalOpinion')}</Divider>
                 <Form form={form} layout="vertical">
-                  <Form.Item name="remark" label="审批备注">
-                    <TextArea rows={3} placeholder="可选：填写审批备注" />
+                  <Form.Item name="remark" label={t('approval.approvalNote')}>
+                    <TextArea rows={3} placeholder={t('approval.approvalNotePlaceholder')} />
                   </Form.Item>
-                  <Form.Item name="rejectReason" label="退回原因" style={{ display: 'none' }}>
-                    <TextArea rows={3} placeholder="请填写退回原因" />
+                  <Form.Item name="rejectReason" label={t('approval.rejectReason')} style={{ display: 'none' }}>
+                    <TextArea rows={3} placeholder={t('approval.rejectReasonPlaceholder')} />
                   </Form.Item>
                 </Form>
               </>
@@ -849,35 +861,35 @@ const ApprovalManagement: React.FC = () => {
         )}
       </Modal>
 
-      <Modal title={`编辑申请：${selectedRecord?.code}`} open={editModalVisible} onCancel={() => setEditModalVisible(false)} onOk={handleEditSubmit} width={600}>
+      <Modal title={t('approval.editTitle', { code: selectedRecord?.code || '' })} open={editModalVisible} onCancel={() => setEditModalVisible(false)} onOk={handleEditSubmit} width={600}>
         <Form form={editForm} layout="vertical">
-          <Form.Item label="申请类型"><Input value={selectedRecord?.type} disabled /></Form.Item>
-          <Form.Item label="申请人"><Input value={selectedRecord?.applicant} disabled /></Form.Item>
-          <Form.Item name="amount" label="金额" rules={[{ required: true }]}><Input type="number" style={{ width: '100%' }} /></Form.Item>
-          <Form.Item name="reason" label="事由" rules={[{ required: true }]}><TextArea rows={3} /></Form.Item>
+          <Form.Item label={t('approval.applicationType')}><Input value={selectedRecord?.type} disabled /></Form.Item>
+          <Form.Item label={t('approval.applicant')}><Input value={selectedRecord?.applicant} disabled /></Form.Item>
+          <Form.Item name="amount" label={t('approval.amount')} rules={[{ required: true }]}><Input type="number" style={{ width: '100%' }} /></Form.Item>
+          <Form.Item name="reason" label={t('approval.subject')} rules={[{ required: true }]}><TextArea rows={3} /></Form.Item>
         </Form>
       </Modal>
 
-      <Modal title={`${selectedRecord?.advance_code ? '预支申请' : '报销申请'}详情：${selectedRecord?.advance_code || selectedRecord?.reimbursement_code}`} open={historyModalVisible} onCancel={() => setHistoryModalVisible(false)} footer={null} width={800}>
+      <Modal title={`${selectedRecord?.advance_code ? t('approval.advanceApply') : t('approval.reimburseApply')}${t('approval.detailTitle', { type: '', code: selectedRecord?.advance_code || selectedRecord?.reimbursement_code || '' })}`} open={historyModalVisible} onCancel={() => setHistoryModalVisible(false)} footer={null} width={800}>
         {selectedRecord && (
           <>
             <Descriptions bordered column={2} size="small">
-              <Descriptions.Item label="申请编号">{selectedRecord.advance_code || selectedRecord.reimbursement_code}</Descriptions.Item>
-              <Descriptions.Item label="状态">{getStatusTag(selectedRecord.status)}</Descriptions.Item>
-              <Descriptions.Item label="申请人">{selectedRecord.applicant}</Descriptions.Item>
-              <Descriptions.Item label="申请日期">{selectedRecord.advance_date || selectedRecord.reimbursement_date}</Descriptions.Item>
-              <Descriptions.Item label="金额">
+              <Descriptions.Item label={t('approval.applicationCode')}>{selectedRecord.advance_code || selectedRecord.reimbursement_code}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.status')}>{getStatusTag(selectedRecord.status)}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.applicant')}>{selectedRecord.applicant}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.applicationDate')}>{selectedRecord.advance_date || selectedRecord.reimbursement_date}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.amount')}>
                 {formatAmount(selectedRecord.amount, selectedRecord.currency)}
                 {selectedRecord.currency !== 'CNY' && selectedRecord.amount_cny && (
                   <span style={{ color: '#999', marginLeft: 8 }}>≈ ¥{selectedRecord.amount_cny.toLocaleString('zh-CN', {minimumFractionDigits: 2})}</span>
                 )}
               </Descriptions.Item>
-              <Descriptions.Item label="事由" span={2}>{selectedRecord.reason}</Descriptions.Item>
+              <Descriptions.Item label={t('approval.subject')} span={2}>{selectedRecord.reason}</Descriptions.Item>
             </Descriptions>
             
             {Array.isArray(selectedRecord.attachments) && selectedRecord.attachments.length > 0 && (
               <>
-                <Divider>凭证附件</Divider>
+                <Divider>{t('approval.proofAttachment')}</Divider>
                 <div style={{ display: 'flex', flexWrap: 'wrap', gap: 8 }}>
                   {selectedRecord.attachments.map((url: string, index: number) => (
                     <img key={index} src={url} width={100} height={100} style={{ objectFit: 'cover', borderRadius: 4, border: '1px solid #f0f0f0' }} />

frontend/src/pages/approval/ExecutionManagement.tsx

@@ -2,6 +2,7 @@ import React, { useState, useEffect } from 'react';
 import { Card, Table, Tag, Button, Space, Modal, Form, Input, Select, DatePicker, message, Tabs, Badge, Descriptions, Divider, List, Upload } from 'antd';
 import { CheckOutlined, CloseOutlined, EyeOutlined, DollarOutlined, EditOutlined, UndoOutlined, ClockCircleOutlined, FileImageOutlined, UploadOutlined } from '@ant-design/icons';
 import dayjs from 'dayjs';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { TextArea } = Input;
 
@@ -26,6 +27,15 @@ const COMPANY_EXPENSE_CATEGORIES = [
   { value: 'other', label: '其他支出' }
 ];
 
+// Type name to i18n key mapping
+const typeKeyMap: Record<string, string> = {
+  '预支申请': 'execution.advanceApply',
+  '报销申请': 'execution.reimburseApply',
+  '付款申请': 'execution.paymentApply',
+  '核销申请': 'execution.verificationApply',
+  '采购申请': 'execution.purchaseApply',
+};
+
 // 执行记录类型
 interface ExecutionRecord {
   id: string;
@@ -45,6 +55,7 @@ interface ExecutionRecord {
 }
 
 const ExecutionManagement: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [loading, setLoading] = useState(false);
   const [detailModalVisible, setDetailModalVisible] = useState(false);
   const [editModalVisible, setEditModalVisible] = useState(false);
@@ -85,14 +96,14 @@ const ExecutionManagement: React.FC = () => {
               rawData: item
             })));
           } else {
-            message.error('获取待执行数据失败：数据格式错误');
+            message.error(t('execution.getPendingFailedFormat'));
           }
         } else {
-          message.error('获取待执行数据失败：' + response.statusText);
+          message.error(t('execution.getPendingFailed') + response.statusText);
         }
       } catch (error) {
         console.error('获取待执行数据错误:', error);
-        message.error('网络错误，获取待执行数据失败');
+        message.error(t('execution.getPendingNetworkError'));
       } finally {
         setLoading(false);
       }
@@ -135,14 +146,14 @@ const ExecutionManagement: React.FC = () => {
               rawData: item
             })));
           } else {
-            message.error('获取已执行数据失败：数据格式错误');
+            message.error(t('execution.getExecutedFailedFormat'));
           }
         } else {
-          message.error('获取已执行数据失败：' + response.statusText);
+          message.error(t('execution.getExecutedFailed') + response.statusText);
         }
       } catch (error) {
         console.error('获取已执行数据错误:', error);
-        message.error('网络错误，获取已执行数据失败');
+        message.error(t('execution.getExecutedNetworkError'));
       } finally {
         setLoading(false);
       }
@@ -169,15 +180,16 @@ const ExecutionManagement: React.FC = () => {
 
   const getTypeTag = (type: string) => {
     const colors: Record<string, string> = { '预支申请': 'blue', '报销申请': 'green', '付款申请': 'orange', '核销申请': 'purple', '采购申请': 'cyan' };
-    return <Tag color={colors[type] || 'default'}>{type}</Tag>;
+    const key = typeKeyMap[type] || type;
+    return <Tag color={colors[type] || 'default'}>{t(key)}</Tag>;
   };
 
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      pending: { color: 'processing', text: '待执行' },
-      executed: { color: 'success', text: '已执行' },
-      rejected: { color: 'error', text: '已退回' },
-      approved: { color: 'success', text: '已批准' },
+      pending: { color: 'processing', text: t('execution.pendingExecution') },
+      executed: { color: 'success', text: t('execution.executed') },
+      rejected: { color: 'error', text: t('execution.rejected') },
+      approved: { color: 'success', text: t('execution.approved') },
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
@@ -201,7 +213,7 @@ const ExecutionManagement: React.FC = () => {
     setIsRejecting(false);
     
     // 获取完整详情
-    if (record.type === '采购申请') {
+    if (record.type === t('execution.purchaseApply')) {
       try {
         const response = await fetch(`/api/purchase-requests/${record.id}`);
         const data = await response.json();
@@ -225,7 +237,7 @@ const ExecutionManagement: React.FC = () => {
   const handleExecute = async () => {
     try {
       // 检查是否为核销申请
-      const isVerification = selectedRecord.type === '核销申请';
+      const isVerification = selectedRecord.type === t('execution.verificationApply');
       // 检查是否为退款类型的核销申请
       const isRefundVerification = isVerification && fullDetail.settlement && fullDetail.settlement_amount > 0;
       // 检查是否为非结算核销
@@ -271,10 +283,10 @@ const ExecutionManagement: React.FC = () => {
             }
           };
           fetchExecutedData();
-          message.success(`执行成功：${selectedRecord.code}`);
+          message.success(t('execution.executeSuccess', { code: selectedRecord.code }));
           setDetailModalVisible(false);
         } else {
-          message.error('执行操作失败，请重试');
+          message.error(t('execution.executeFailed'));
         }
       } else {
         // 其他类型的申请需要验证表单
@@ -282,7 +294,7 @@ const ExecutionManagement: React.FC = () => {
         
         // 检查是否需要上传付款凭证
         if (!isRefundVerification && (!voucherFiles || voucherFiles.length === 0)) {
-          message.error('请上传付款凭证');
+          message.error(t('execution.proofRequired'));
           return;
         }
         
@@ -303,7 +315,7 @@ const ExecutionManagement: React.FC = () => {
           headers: { 'Content-Type': 'application/json' },
           body: JSON.stringify({
             apply_id: selectedRecord.id,
-            apply_type: selectedRecord.type === '预支申请' ? 'advance' : selectedRecord.type === '报销申请' ? 'reimbursement' : selectedRecord.type === '付款申请' ? 'payment' : selectedRecord.type === '采购申请' ? 'purchase' : 'verification',
+            apply_type: selectedRecord.type === t('execution.advanceApply') ? 'advance' : selectedRecord.type === t('execution.reimburseApply') ? 'reimbursement' : selectedRecord.type === t('execution.paymentApply') ? 'payment' : selectedRecord.type === t('execution.purchaseApply') ? 'purchase' : 'verification',
             action: 'execute',
             execute_method: isRefundVerification ? 'refund' : values.execute_method,
             voucher_files: voucherFileUrls,
@@ -332,15 +344,15 @@ const ExecutionManagement: React.FC = () => {
             }
           };
           fetchExecutedData();
-          message.success(`执行成功：${selectedRecord.code}`);
+          message.success(t('execution.executeSuccess', { code: selectedRecord.code }));
           setDetailModalVisible(false);
         } else {
-          message.error('执行操作失败，请重试');
+          message.error(t('execution.executeFailed'));
         }
       }
     } catch (error) {
       console.error('执行操作失败:', error);
-      message.error('网络错误，操作失败');
+      message.error(t('common.networkError'));
     } finally {
       setLoading(false);
     }
@@ -361,7 +373,7 @@ const ExecutionManagement: React.FC = () => {
         headers: { 'Content-Type': 'application/json' },
         body: JSON.stringify({
           apply_id: selectedRecord.id,
-          apply_type: selectedRecord.type === '预支申请' ? 'advance' : selectedRecord.type === '报销申请' ? 'reimbursement' : selectedRecord.type === '付款申请' ? 'payment' : selectedRecord.type === '采购申请' ? 'purchase' : 'verification',
+          apply_type: selectedRecord.type === t('execution.advanceApply') ? 'advance' : selectedRecord.type === t('execution.reimburseApply') ? 'reimbursement' : selectedRecord.type === t('execution.paymentApply') ? 'payment' : selectedRecord.type === t('execution.purchaseApply') ? 'purchase' : 'verification',
           action: 'reject',
           reject_reason: values.rejectReason
         })
@@ -369,14 +381,14 @@ const ExecutionManagement: React.FC = () => {
       
       if (rejectResponse.ok) {
         setPendingData(pendingData.filter(item => item.key !== selectedRecord.key));
-        message.success(`已退回：${selectedRecord.code}，申请人可编辑后重新提交`);
+        message.success(t('execution.rejectSuccess', { code: selectedRecord.code }));
         setDetailModalVisible(false);
       } else {
-        message.error('退回操作失败，请重试');
+        message.error(t('execution.rejectFailed'));
       }
     } catch (error) {
       console.error('退回操作失败:', error);
-      message.error('网络错误，操作失败');
+      message.error(t('common.networkError'));
     } finally {
       setLoading(false);
     }
@@ -392,7 +404,7 @@ const ExecutionManagement: React.FC = () => {
 
   const handleEditSubmit = () => {
     editForm.validateFields().then(values => {
-      message.success('修改成功，已重新提交审批');
+      message.success(t('execution.editSuccess'));
       setEditModalVisible(false);
     });
   };
@@ -448,22 +460,22 @@ const ExecutionManagement: React.FC = () => {
     // 特殊分类映射
     const specialCategories: Record<string, string> = {
       // Project expense categories
-      accommodation: '住宿',
-      food: '餐饮',
-      fuel: '加油',
-      materials: '零散材料',
-      customer_relations: '客户关系',
-      subcontract_relations: '分包关系',
-      edl_relations: 'EDL关系',
-      extra_construction: '额外施工',
+      accommodation: t('execution.accommodation'),
+      food: t('execution.catering'),
+      fuel: t('execution.fuel'),
+      materials: t('execution.scatteredMaterial'),
+      customer_relations: t('execution.customerRelation'),
+      subcontract_relations: t('execution.subcontractorRelation'),
+      edl_relations: t('execution.EDLRelation'),
+      extra_construction: t('execution.extraConstruction'),
       // Company expense categories
-      general_operations: '通用运营（房租/耗材）',
-      transportation: '交通通勤',
-      business_expansion: '业扩营销',
-      power_system_relations: '电力系统关系',
-      employee_benefits: '员工福利',
-      express_logistics: '快递物流',
-      other: '其他'
+      general_operations: t('execution.generalOperation'),
+      transportation: t('execution.commute'),
+      business_expansion: t('execution.marketing'),
+      power_system_relations: t('execution.powerSystem'),
+      employee_benefits: t('execution.employeeBenefit'),
+      express_logistics: t('execution.expressLogistics'),
+      other: t('execution.otherCategory')
     };
     // 先检查特殊分类
     if (specialCategories[category]) return specialCategories[category];
@@ -501,17 +513,17 @@ const ExecutionManagement: React.FC = () => {
           <List.Item>
             <div style={{ width: '100%' }}>
               <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
-                <span><strong>明细 {index + 1}:</strong> {item.description || getCategoryName(item.category) || '-'}</span>
+                <span><strong>{t('execution.detailLabel', { index: index + 1 })}</strong> {item.description || getCategoryName(item.category) || '-'}</span>
                 <span style={{ fontWeight: 'bold', color: '#1890ff' }}>{formatAmount(item.amount, item.currency)}</span>
               </div>
               {item.category && (
                 <div style={{ marginBottom: 8, fontSize: 13, color: '#666' }}>
-                  <strong>支出分类：</strong>{getCategoryName(item.category)}
+                  <strong>{t('execution.categoryLabel')}</strong>{getCategoryName(item.category)}
                 </div>
               )}
               {item.attachments && (
                 <div style={{ marginTop: 8 }}>
-                  <span style={{ color: '#666', fontSize: 12 }}>明细附件：</span>
+                  <span style={{ color: '#666', fontSize: 12 }}>{t('execution.detailAttachment')}</span>
                   {renderAttachments(item.attachments)}
                 </div>
               )}
@@ -525,19 +537,19 @@ const ExecutionManagement: React.FC = () => {
 
 
   const pendingColumns = [
-    { title: '事由', dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleViewDetail(r)}>{v}</a> },
-    { title: '类型', dataIndex: 'type', key: 'type', width: 100, render: (v: string) => getTypeTag(v) },
-    { title: '申请人', dataIndex: 'applicant', key: 'applicant', width: 80 },
-    { title: '金额', dataIndex: 'amount', key: 'amount', width: 120, render: (v: number, r: any) => <span style={{ fontWeight: 'bold', color: '#1890ff' }}>{formatAmount(v, r.currency)}</span> },
-    { title: '收款方', dataIndex: 'payee', key: 'payee', ellipsis: true, render: (v: string, r: any) => v || r.applicant },
-    { title: '审批日期', dataIndex: 'approveDate', key: 'approveDate', width: 100 },
-    { title: '编号', dataIndex: 'code', key: 'code', width: 140 },
+    { title: t('execution.subject'), dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleViewDetail(r)}>{v}</a> },
+    { title: t('execution.type'), dataIndex: 'type', key: 'type', width: 100, render: (v: string) => getTypeTag(v) },
+    { title: t('execution.applicant'), dataIndex: 'applicant', key: 'applicant', width: 80 },
+    { title: t('execution.amount'), dataIndex: 'amount', key: 'amount', width: 120, render: (v: number, r: any) => <span style={{ fontWeight: 'bold', color: '#1890ff' }}>{formatAmount(v, r.currency)}</span> },
+    { title: t('execution.payee'), dataIndex: 'payee', key: 'payee', ellipsis: true, render: (v: string, r: any) => v || r.applicant },
+    { title: t('execution.approvalDate'), dataIndex: 'approveDate', key: 'approveDate', width: 100 },
+    { title: t('execution.code'), dataIndex: 'code', key: 'code', width: 140 },
     {
-      title: '操作', key: 'action', width: 200,
+      title: t('execution.action'), key: 'action', width: 200,
       render: (_: any, record: any) => (
         <Space wrap>
-          <Button size="small" type="primary" icon={<DollarOutlined />} onClick={() => handleViewDetail(record)}>执行</Button>
-          <Button size="small" icon={<EditOutlined />} onClick={() => handleEdit(record)}>编辑</Button>
+          <Button size="small" type="primary" icon={<DollarOutlined />} onClick={() => handleViewDetail(record)}>{t('execution.execute')}</Button>
+          <Button size="small" icon={<EditOutlined />} onClick={() => handleEdit(record)}>{t('execution.edit')}</Button>
         </Space>
       )
     }
@@ -583,26 +595,26 @@ const ExecutionManagement: React.FC = () => {
   };
 
   const executedColumns = [
-    { title: '事由', dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleViewDetail(r)}>{v || '-'}</a> },
-    { title: '类型', dataIndex: 'type', key: 'type', width: 100, render: (v: string) => getTypeTag(v) },
-    { title: '申请人', dataIndex: 'applicant', key: 'applicant', width: 80 },
-    { title: '金额', dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => (
+    { title: t('execution.subject'), dataIndex: 'reason', key: 'reason', ellipsis: true, render: (v: string, r: any) => <a onClick={() => handleViewDetail(r)}>{v || '-'}</a> },
+    { title: t('execution.type'), dataIndex: 'type', key: 'type', width: 100, render: (v: string) => getTypeTag(v) },
+    { title: t('execution.applicant'), dataIndex: 'applicant', key: 'applicant', width: 80 },
+    { title: t('execution.amount'), dataIndex: 'amount', key: 'amount', width: 140, render: (v: number, r: any) => (
         <>
           <div>{formatAmount(v, r.currency)}</div>
           {r.currency !== 'CNY' && r.amount_cny && <div style={{ color: '#999', fontSize: 12 }}>≈ ¥{r.amount_cny.toLocaleString('zh-CN', {minimumFractionDigits: 2})}</div>}
         </>
       ) },
-    { title: '执行日期', dataIndex: 'executeDate', key: 'executeDate', width: 100, sorter: true, render: (v: string) => v || '-' },
-    { title: '执行方式', dataIndex: 'executeMethod', key: 'executeMethod', width: 100, render: (v: string) => v || '-' },
-    { title: '状态', dataIndex: 'status', key: 'status', width: 100, render: (v: string) => getStatusTag(v) },
-    { title: '编号', dataIndex: 'code', key: 'code', width: 140 },
+    { title: t('execution.executionDate'), dataIndex: 'executeDate', key: 'executeDate', width: 100, sorter: true, render: (v: string) => v || '-' },
+    { title: t('execution.executionMethod'), dataIndex: 'executeMethod', key: 'executeMethod', width: 100, render: (v: string) => v || '-' },
+    { title: t('execution.status'), dataIndex: 'status', key: 'status', width: 100, render: (v: string) => getStatusTag(v) },
+    { title: t('execution.code'), dataIndex: 'code', key: 'code', width: 140 },
   ];
 
   // 已执行列表的筛选和排序控件
   const ExecutedListControls = () => (
     <div style={{ marginBottom: 16, display: 'flex', gap: 16, flexWrap: 'wrap' }}>
       <Input.Search
-        placeholder="搜索事由、编号或申请人"
+        placeholder={t('execution.searchPlaceholder')}
         value={searchKeyword}
         onChange={(e) => setSearchKeyword(e.target.value)}
         onSearch={(value) => setSearchKeyword(value)}
@@ -610,20 +622,20 @@ const ExecutionManagement: React.FC = () => {
         allowClear
       />
       <Select
-        placeholder="筛选类型"
+        placeholder={t('execution.filterType')}
         value={filterType}
         onChange={(value) => setFilterType(value)}
         style={{ width: 150 }}
         allowClear
       >
-        <Select.Option value="预支申请">预支申请</Select.Option>
-        <Select.Option value="报销申请">报销申请</Select.Option>
-        <Select.Option value="付款申请">付款申请</Select.Option>
-        <Select.Option value="核销申请">核销申请</Select.Option>
-        <Select.Option value="采购申请">采购申请</Select.Option>
+        <Select.Option value={t('execution.advanceApply')}>{t('execution.advanceApply')}</Select.Option>
+        <Select.Option value={t('execution.reimburseApply')}>{t('execution.reimburseApply')}</Select.Option>
+        <Select.Option value={t('execution.paymentApply')}>{t('execution.paymentApply')}</Select.Option>
+        <Select.Option value={t('execution.verificationApply')}>{t('execution.verificationApply')}</Select.Option>
+        <Select.Option value={t('execution.purchaseApply')}>{t('execution.purchaseApply')}</Select.Option>
       </Select>
       <Select
-        placeholder="排序方式"
+        placeholder={t('execution.sortBy')}
         value={`${sortField}_${sortOrder}`}
         onChange={(value) => {
           const [field, order] = (value as string).split('_');
@@ -632,17 +644,17 @@ const ExecutionManagement: React.FC = () => {
         }}
         style={{ width: 180 }}
       >
-        <Select.Option value="executeDate_descend">执行日期（最新）</Select.Option>
-        <Select.Option value="executeDate_ascend">执行日期（最早）</Select.Option>
-        <Select.Option value="amount_descend">金额（从高到低）</Select.Option>
-        <Select.Option value="amount_ascend">金额（从低到高）</Select.Option>
+        <Select.Option value="executeDate_descend">{t('execution.sortDateNew')}</Select.Option>
+        <Select.Option value="executeDate_ascend">{t('execution.sortDateOld')}</Select.Option>
+        <Select.Option value="amount_descend">{t('execution.sortAmountHigh')}</Select.Option>
+        <Select.Option value="amount_ascend">{t('execution.sortAmountLow')}</Select.Option>
       </Select>
     </div>
   );
 
   const tabItems = [
-    { key: 'pending', label: <span>待执行 <Badge count={pendingData.length} style={{ marginLeft: 8 }} /></span>, children: <Table columns={pendingColumns} dataSource={pendingData} loading={loading} pagination={{ pageSize: 10 }} scroll={{ x: 1300 }} /> },
-    { key: 'executed', label: '已执行', children: (
+    { key: 'pending', label: <span>{t('execution.pendingTab')} <Badge count={pendingData.length} style={{ marginLeft: 8 }} /></span>, children: <Table columns={pendingColumns} dataSource={pendingData} loading={loading} pagination={{ pageSize: 10 }} scroll={{ x: 1300 }} /> },
+    { key: 'executed', label: t('execution.executedTab'), children: (
       <>
         <ExecutedListControls />
         <Table 
@@ -663,18 +675,28 @@ const ExecutionManagement: React.FC = () => {
   ];
 
   // 上传配置
+  const getUploadHeaders = () => {
+    try {
+      const authStorage = localStorage.getItem('auth-storage');
+      if (authStorage) {
+        const parsed = JSON.parse(authStorage);
+        const token = parsed?.state?.token;
+        if (token) return { authorization: `Bearer ${token}` };
+      }
+    } catch (e) {}
+    return {};
+  };
+
   const uploadProps = {
     name: 'file',
     action: '/api/upload/single',
-    headers: {
-      authorization: 'authorization-text',
-    },
+    headers: getUploadHeaders(),
     onChange(info: any) {
       // 更新文件列表状态
       setVoucherFiles(info.fileList);
       
       if (info.file.status === 'done') {
-        message.success(`${info.file.name} 上传成功`);
+        message.success(t('execution.uploadSuccess', { name: info.file.name }));
         // 如果上传成功，将返回的URL添加到文件对象中
         const updatedFileList = info.fileList.map((file: any) => {
           if (file.uid === info.file.uid && file.response) {
@@ -687,7 +709,7 @@ const ExecutionManagement: React.FC = () => {
         });
         setVoucherFiles(updatedFileList);
       } else if (info.file.status === 'error') {
-        message.error(`${info.file.name} 上传失败`);
+        message.error(t('execution.uploadFailed', { name: info.file.name }));
       }
     },
     fileList: voucherFiles,
@@ -695,24 +717,24 @@ const ExecutionManagement: React.FC = () => {
 
   return (
     <div style={{ padding: 24 }}>
-      <div style={{ marginBottom: 24 }}><h2 style={{ marginBottom: 8 }}>执行管理</h2><p style={{ color: '#888', marginBottom: 0 }}>执行已审批通过的付款申请</p></div>
+      <div style={{ marginBottom: 24 }}><h2 style={{ marginBottom: 8 }}>{t('execution.title')}</h2><p style={{ color: '#888', marginBottom: 0 }}>{t('execution.description')}</p></div>
       <Card><Tabs items={tabItems} /></Card>
 
       {/* 详情模态框 */}
       <Modal 
-        title={`${selectedRecord?.type}详情`} 
+        title={`${selectedRecord?.type}${t('common.detail')}`} 
         open={detailModalVisible} 
         onCancel={() => setDetailModalVisible(false)} 
         width={900}
         footer={
           selectedRecord?.status === 'approved' || selectedRecord?.status === 'pending' ? (
             <div style={{ display: 'flex', justifyContent: 'flex-end', gap: 8 }}>
-              <Button onClick={() => setDetailModalVisible(false)}>取消</Button>
-              <Button danger icon={<CloseOutlined />} onClick={handleReject}>退回</Button>
-              <Button type="primary" icon={<CheckOutlined />} onClick={handleExecute}>执行</Button>
+              <Button onClick={() => setDetailModalVisible(false)}>{t('execution.cancel')}</Button>
+              <Button danger icon={<CloseOutlined />} onClick={handleReject}>{t('execution.pass')}</Button>
+              <Button type="primary" icon={<CheckOutlined />} onClick={handleExecute}>{t('execution.execute')}</Button>
             </div>
           ) : (
-            <Button onClick={() => setDetailModalVisible(false)}>关闭</Button>
+            <Button onClick={() => setDetailModalVisible(false)}>{t('execution.close')}</Button>
           )
         }
       >
@@ -720,37 +742,37 @@ const ExecutionManagement: React.FC = () => {
           <>
             {/* 基本信息 */}
             <Descriptions bordered column={2} size="small">
-              <Descriptions.Item label="申请类型">{getTypeTag(selectedRecord.type)}</Descriptions.Item>
-              <Descriptions.Item label="申请编号">{selectedRecord.code}</Descriptions.Item>
-              <Descriptions.Item label="申请人">{selectedRecord.applicant}</Descriptions.Item>
-              <Descriptions.Item label="申请日期">{selectedRecord.date || fullDetail.advance_date || fullDetail.reimbursement_date || fullDetail.payment_date || fullDetail.verification_date}</Descriptions.Item>
-              <Descriptions.Item label="金额">
+              <Descriptions.Item label={t('execution.applicationType')}>{getTypeTag(selectedRecord.type)}</Descriptions.Item>
+              <Descriptions.Item label={t('execution.applicationCode')}>{selectedRecord.code}</Descriptions.Item>
+              <Descriptions.Item label={t('execution.applicant')}>{selectedRecord.applicant}</Descriptions.Item>
+              <Descriptions.Item label={t('execution.approvalDate')}>{selectedRecord.date || fullDetail.advance_date || fullDetail.reimbursement_date || fullDetail.payment_date || fullDetail.verification_date}</Descriptions.Item>
+              <Descriptions.Item label={t('execution.amount')}>
                 {formatAmount(selectedRecord.amount, selectedRecord.currency)}
                 {selectedRecord.currency !== 'CNY' && fullDetail.amount_cny > 0 && (
                   <span style={{ color: '#999', marginLeft: 8 }}>≈ ¥{fullDetail.amount_cny.toLocaleString('zh-CN', {minimumFractionDigits: 2})}</span>
                 )}
               </Descriptions.Item>
-              <Descriptions.Item label="状态">{getStatusTag(selectedRecord.status)}</Descriptions.Item>
-              <Descriptions.Item label="事由" span={2}>{selectedRecord.reason}</Descriptions.Item>
+              <Descriptions.Item label={t('execution.status')}>{getStatusTag(selectedRecord.status)}</Descriptions.Item>
+              <Descriptions.Item label={t('execution.subject')} span={2}>{selectedRecord.reason}</Descriptions.Item>
               
               {/* 付款申请特有字段 */}
-              {selectedRecord.type === '付款申请' && (
+              {selectedRecord.type === t('execution.paymentApply') && (
                 <>
-                  <Descriptions.Item label="收款单位类型">
-                    {fullDetail.payee_type === 'subcontractor' ? '分包商' : 
-                     fullDetail.payee_type === 'supplier' ? '供应商' : 
-                     fullDetail.payee_type === 'customer' ? '客户' : '其他'}
+                  <Descriptions.Item label={t('execution.payeeType')}>
+                    {fullDetail.payee_type === 'subcontractor' ? t('execution.counterpartySubcontractor') : 
+                     fullDetail.payee_type === 'supplier' ? t('execution.counterpartySupplier') : 
+                     fullDetail.payee_type === 'customer' ? t('execution.counterpartyCustomer') : t('execution.counterpartyOther')}
                   </Descriptions.Item>
-                  <Descriptions.Item label="收款方">{fullDetail.payee || '-'}</Descriptions.Item>
-                  <Descriptions.Item label="银行名称">{fullDetail.bank_name || '-'}</Descriptions.Item>
-                  <Descriptions.Item label="银行账号">{fullDetail.bank_account || '-'}</Descriptions.Item>
-                  <Descriptions.Item label="支出类型">
-                    {fullDetail.expense_type === 'company' ? '公司支出' : '项目支出'}
+                  <Descriptions.Item label={t('execution.payee')}>{fullDetail.payee || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.bankName')}>{fullDetail.bank_name || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.bankAccount')}>{fullDetail.bank_account || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.expenseType')}>
+                    {fullDetail.expense_type === 'company' ? t('execution.companyExpense') : t('execution.projectExpense')}
                   </Descriptions.Item>
                   {fullDetail.expense_type === 'project' && fullDetail.project_id && (
-                    <Descriptions.Item label="关联项目">{getProjectName(fullDetail.project_id)}</Descriptions.Item>
+                    <Descriptions.Item label={t('execution.relatedProject')}>{getProjectName(fullDetail.project_id)}</Descriptions.Item>
                   )}
-                  <Descriptions.Item label="支出分类">
+                  <Descriptions.Item label={t('execution.expenseCategory')}>
                     {fullDetail.expense_type === 'project' 
                       ? (PROJECT_EXPENSE_CATEGORIES.find(c => c.value === fullDetail.expense_category)?.label || fullDetail.expense_category)
                       : (COMPANY_EXPENSE_CATEGORIES.find(c => c.value === fullDetail.expense_category)?.label || fullDetail.expense_category)
@@ -760,75 +782,75 @@ const ExecutionManagement: React.FC = () => {
               )}
               
               {/* 报销申请特有字段 */}
-              {selectedRecord.type === '报销申请' && fullDetail.expense_type && (
+              {selectedRecord.type === t('execution.reimburseApply') && fullDetail.expense_type && (
                 <>
-                  <Descriptions.Item label="支出类型">
-                    {fullDetail.expense_type === 'company' ? '公司支出' : '项目支出'}
+                  <Descriptions.Item label={t('execution.expenseType')}>
+                    {fullDetail.expense_type === 'company' ? t('execution.companyExpense') : t('execution.projectExpense')}
                   </Descriptions.Item>
                   {fullDetail.project_id && (
-                    <Descriptions.Item label="关联项目">{getProjectName(fullDetail.project_id)}</Descriptions.Item>
+                    <Descriptions.Item label={t('execution.relatedProject')}>{getProjectName(fullDetail.project_id)}</Descriptions.Item>
                   )}
                 </>
               )}
               
               {/* 核销申请特有字段 */}
-              {selectedRecord.type === '核销申请' && fullDetail.advance_code && (
+              {selectedRecord.type === t('execution.verificationApply') && fullDetail.advance_code && (
                 <>
-                  <Descriptions.Item label="关联预支单">{fullDetail.advance_code}</Descriptions.Item>
-                  <Descriptions.Item label="预支金额">{formatAmount(fullDetail.advance_amount, fullDetail.currency)}</Descriptions.Item>
-                  <Descriptions.Item label="结算核销">
+                  <Descriptions.Item label={t('execution.relatedAdvance')}>{fullDetail.advance_code}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.advanceAmount')}>{formatAmount(fullDetail.advance_amount, fullDetail.currency)}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.settlement')}>
                     <span style={{ fontWeight: 'bold', color: fullDetail.settlement ? '#52c41a' : '#fa8c16' }}>
-                      {fullDetail.settlement ? '是' : '否'}
+                      {fullDetail.settlement ? t('common.is') : t('common.no')}
                     </span>
                   </Descriptions.Item>
-                  <Descriptions.Item label="已核销金额">{formatAmount(fullDetail.total_reimbursed || 0, fullDetail.currency)}</Descriptions.Item>
-                  <Descriptions.Item label="剩余核销金额">{formatAmount((fullDetail.advance_amount || 0) - (fullDetail.total_reimbursed || 0), fullDetail.currency)}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.verifiedAmount')}>{formatAmount(fullDetail.total_reimbursed || 0, fullDetail.currency)}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.remainingAmount')}>{formatAmount((fullDetail.advance_amount || 0) - (fullDetail.total_reimbursed || 0), fullDetail.currency)}</Descriptions.Item>
                   {fullDetail.settlement && fullDetail.settlement_amount && (
-                    <Descriptions.Item label="核销结算金额" span={2}>
-                      {fullDetail.settlement_amount > 0 ? `退款 ${formatAmount(fullDetail.settlement_amount, fullDetail.currency)}` : `补款 ${formatAmount(Math.abs(fullDetail.settlement_amount), fullDetail.currency)}`}
+                    <Descriptions.Item label={t('execution.settlementAmount')} span={2}>
+                      {fullDetail.settlement_amount > 0 ? `${t('execution.refundText')}${formatAmount(fullDetail.settlement_amount, fullDetail.currency)}` : `${t('execution.supplementText')}${formatAmount(Math.abs(fullDetail.settlement_amount), fullDetail.currency)}`}
                     </Descriptions.Item>
                   )}
                 </>
               )}
               
               {/* 采购申请特有字段 */}
-              {selectedRecord.type === '采购申请' && (
+              {selectedRecord.type === t('execution.purchaseApply') && (
                 <>
-                  <Descriptions.Item label="采购类型">
-                    {fullDetail.purchase_type === 'project' ? '项目采购' : '库存采购'}
+                  <Descriptions.Item label={t('execution.purchaseType')}>
+                    {fullDetail.purchase_type === 'project' ? t('execution.projectPurchase') : t('execution.stockPurchase')}
                   </Descriptions.Item>
                   {fullDetail.purchase_type === 'project' && fullDetail.project_id && (
-                    <Descriptions.Item label="关联项目">{getProjectName(fullDetail.project_id)}</Descriptions.Item>
+                    <Descriptions.Item label={t('execution.relatedProject')}>{getProjectName(fullDetail.project_id)}</Descriptions.Item>
                   )}
-                  <Descriptions.Item label="供应商">{fullDetail.supplier_name || '-'}</Descriptions.Item>
-                  <Descriptions.Item label="支出分类">
-                    {fullDetail.expense_category === 'material' ? '材料' : 
-                     fullDetail.expense_category === 'equipment' ? '设备' : 
-                     fullDetail.expense_category === 'pole' ? '电杆' : '其他'}
+                  <Descriptions.Item label={t('execution.supplier')}>{fullDetail.supplier_name || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.expenseCategory')}>
+                    {fullDetail.expense_category === 'material' ? t('execution.material') : 
+                     fullDetail.expense_category === 'equipment' ? t('execution.equipment') : 
+                     fullDetail.expense_category === 'pole' ? t('execution.pole') : t('execution.otherCategory')}
                   </Descriptions.Item>
-                  <Descriptions.Item label="币种">{fullDetail.currency}</Descriptions.Item>
-                  <Descriptions.Item label="申请日期">{fullDetail.request_date}</Descriptions.Item>
-                  <Descriptions.Item label="事由" span={2}>{fullDetail.brief_description || '-'}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.currency')}>{fullDetail.currency}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.approvalDate')}>{fullDetail.request_date}</Descriptions.Item>
+                  <Descriptions.Item label={t('execution.subject')} span={2}>{fullDetail.brief_description || '-'}</Descriptions.Item>
                   {fullDetail.remark && (
-                    <Descriptions.Item label="备注" span={2}>{fullDetail.remark}</Descriptions.Item>
+                    <Descriptions.Item label={t('execution.remark')} span={2}>{fullDetail.remark}</Descriptions.Item>
                   )}
                 </>
               )}
             </Descriptions>
             
             {/* 采购申请供应商收款信息 */}
-            {selectedRecord.type === '采购申请' && fullDetail.supplier_payment_infos && fullDetail.supplier_payment_infos.length > 0 && (
+            {selectedRecord.type === t('execution.purchaseApply') && fullDetail.supplier_payment_infos && fullDetail.supplier_payment_infos.length > 0 && (
               <>
-                <Divider>供应商收款信息</Divider>
+                <Divider>{t('execution.supplierPaymentInfo')}</Divider>
                 <Descriptions bordered column={2} size="small">
                   {fullDetail.supplier_payment_infos.filter((p: any) => p.is_primary).map((payment: any, index: number) => (
                     <React.Fragment key={index}>
-                      <Descriptions.Item label="收款户名">{payment.account_name || '-'}</Descriptions.Item>
-                      <Descriptions.Item label="银行账号">{payment.bank_account || '-'}</Descriptions.Item>
-                      <Descriptions.Item label="开户银行">{payment.bank_name || '-'}</Descriptions.Item>
+                      <Descriptions.Item label={t('execution.accountName')}>{payment.account_name || '-'}</Descriptions.Item>
+                      <Descriptions.Item label={t('execution.bankAccount')}>{payment.bank_account || '-'}</Descriptions.Item>
+                      <Descriptions.Item label={t('execution.bankName')}>{payment.bank_name || '-'}</Descriptions.Item>
                       {payment.qr_code && (
-                        <Descriptions.Item label="收款码">
-                          <img src={payment.qr_code} alt="收款码" style={{ width: 100, height: 100, objectFit: 'contain' }} />
+                        <Descriptions.Item label={t('execution.qrCode')}>
+                          <img src={payment.qr_code} alt={t('execution.qrCode')} style={{ width: 100, height: 100, objectFit: 'contain' }} />
                         </Descriptions.Item>
                       )}
                     </React.Fragment>
@@ -838,9 +860,9 @@ const ExecutionManagement: React.FC = () => {
             )}
             
             {/* 采购申请商品明细 */}
-            {selectedRecord.type === '采购申请' && fullDetail.items && fullDetail.items.length > 0 && (
+            {selectedRecord.type === t('execution.purchaseApply') && fullDetail.items && fullDetail.items.length > 0 && (
               <>
-                <Divider>采购明细</Divider>
+                <Divider>{t('execution.purchaseDetail')}</Divider>
                 <List
                   size="small"
                   bordered
@@ -855,8 +877,8 @@ const ExecutionManagement: React.FC = () => {
                           </span>
                         </div>
                         <div style={{ fontSize: 13, color: '#666' }}>
-                          规格: {item.specification || '-'} | 单位: {item.unit || '-'} | 
-                          数量: {item.quantity} | 单价: {fullDetail.currency} {item.unit_price?.toLocaleString('zh-CN', {minimumFractionDigits: 2})}
+                          {t('execution.specLabel')}{item.specification || '-'} | {t('execution.unitLabel')}{item.unit || '-'} | 
+                          {t('execution.qtyLabel')}{item.quantity} | {t('execution.priceLabel')}{fullDetail.currency} {item.unit_price?.toLocaleString('zh-CN', {minimumFractionDigits: 2})}
                         </div>
                       </div>
                     </List.Item>
@@ -868,7 +890,7 @@ const ExecutionManagement: React.FC = () => {
             {/* 明细清单 */}
             {fullDetail.detail_items && fullDetail.detail_items.length > 0 && (
               <>
-                <Divider>明细清单</Divider>
+                <Divider>{t('execution.detailList')}</Divider>
                 {renderDetailItems(fullDetail.detail_items)}
               </>
             )}
@@ -876,7 +898,7 @@ const ExecutionManagement: React.FC = () => {
             {/* 审批意见 */}
             {fullDetail.approval_remark && (
               <>
-                <Divider>审批意见</Divider>
+                <Divider>{t('execution.approvalOpinion')}</Divider>
                 <div style={{ padding: '12px', background: '#f5f5f5', borderRadius: '4px' }}>
                   <p style={{ margin: 0, color: '#666' }}>{fullDetail.approval_remark}</p>
                 </div>
@@ -886,7 +908,7 @@ const ExecutionManagement: React.FC = () => {
             {/* 申请凭证附件或退款凭证 */}
             {fullDetail.attachments && fullDetail.attachments.length > 0 && (
               <>
-                <Divider>{fullDetail.settlement && fullDetail.settlement_amount > 0 ? '退款凭证' : '申请凭证附件'}</Divider>
+                <Divider>{fullDetail.settlement && fullDetail.settlement_amount > 0 ? t('execution.refundProof') : t('execution.applicationAttachment')}</Divider>
                 {renderAttachments(fullDetail.attachments)}
               </>
             )}
@@ -894,49 +916,49 @@ const ExecutionManagement: React.FC = () => {
             {/* 执行表单 */}
             {(selectedRecord.status === 'approved' || selectedRecord.status === 'pending') && (
               <>
-                <Divider>执行信息</Divider>
+                <Divider>{t('execution.executionInfo')}</Divider>
                 <Form form={form} layout="vertical">
                   {/* 执行/确认日期 */}
-                  <Form.Item name="execute_date" label={selectedRecord.type === '核销申请' && fullDetail.settlement && fullDetail.settlement_amount > 0 ? "确认日期" : "执行日期"} rules={[{ required: true }]}>
+                  <Form.Item name="execute_date" label={selectedRecord.type === t('execution.verificationApply') && fullDetail.settlement && fullDetail.settlement_amount > 0 ? t('execution.confirmationDate') : t('execution.executionDate')} rules={[{ required: true }]}>
                     <DatePicker style={{ width: '100%' }} />
                   </Form.Item>
                   
                   {/* 执行方式或收款方式 - 非结算核销不需要 */}
-                  {!(selectedRecord.type === '核销申请' && !fullDetail.settlement) && (
-                    selectedRecord.type === '核销申请' && fullDetail.settlement && fullDetail.settlement_amount > 0 ? (
-                      <Form.Item name="execute_method" label="收款方式" rules={[{ required: true }]}>
-                        <Select options={[{ value: 'bank', label: '银行转账' }, { value: 'cash', label: '现金' }, { value: 'wechat', label: '微信' }, { value: 'other', label: '其他' }]} />
+                  {!(selectedRecord.type === t('execution.verificationApply') && !fullDetail.settlement) && (
+                    selectedRecord.type === t('execution.verificationApply') && fullDetail.settlement && fullDetail.settlement_amount > 0 ? (
+                      <Form.Item name="execute_method" label={t('execution.paymentMethod')} rules={[{ required: true }]}>
+                        <Select options={[{ value: 'bank', label: t('execution.bankTransfer') }, { value: 'cash', label: t('execution.cash') }, { value: 'wechat', label: t('execution.wechat') }, { value: 'other', label: t('execution.other') }]} />
                       </Form.Item>
                     ) : (
-                      <Form.Item name="execute_method" label="执行方式" rules={[{ required: true }]}>
-                        <Select options={[{ value: 'bank', label: '银行转账' }, { value: 'cash', label: '现金' }, { value: 'wechat', label: '微信' }, { value: 'other', label: '其他' }]} />
+                      <Form.Item name="execute_method" label={t('execution.executionMethodLabel')} rules={[{ required: true }]}>
+                        <Select options={[{ value: 'bank', label: t('execution.bankTransfer') }, { value: 'cash', label: t('execution.cash') }, { value: 'wechat', label: t('execution.wechat') }, { value: 'other', label: t('execution.other') }]} />
                       </Form.Item>
                     )
                   )}
                   
                   {/* 只有退款类型的核销申请和非结算核销不需要上传付款凭证，其他类型的申请都需要 */}
-                  {!(selectedRecord.type === '核销申请' && (fullDetail.settlement && fullDetail.settlement_amount > 0 || !fullDetail.settlement)) && (
-                    <Form.Item label="付款凭证" required>
+                  {!(selectedRecord.type === t('execution.verificationApply') && (fullDetail.settlement && fullDetail.settlement_amount > 0 || !fullDetail.settlement)) && (
+                    <Form.Item label={t('execution.proofOfPayment')} required>
                       <Upload {...uploadProps}>
-                        <Button icon={<UploadOutlined />}>上传付款凭证</Button>
+                        <Button icon={<UploadOutlined />}>{t('execution.uploadProof')}</Button>
                       </Upload>
                       <div style={{ marginTop: 8, color: '#666', fontSize: 12 }}>
-                        请上传付款凭证（银行转账回单、现金收据等），支持图片和PDF格式
+                        {t('execution.proofUploadTip')}
                       </div>
                     </Form.Item>
                   )}
                   
                   {/* 退款的核销申请显示提示 */}
-                  {selectedRecord.type === '核销申请' && fullDetail.settlement && fullDetail.settlement_amount > 0 && (
+                  {selectedRecord.type === t('execution.verificationApply') && fullDetail.settlement && fullDetail.settlement_amount > 0 && (
                     <div style={{ margin: '16px 0', padding: '12px', backgroundColor: '#f6ffed', border: '1px solid #b7eb8f', borderRadius: '4px' }}>
-                      <p style={{ margin: 0, color: '#389e0d' }}>此核销申请为退款类型，无需上传付款凭证</p>
+                      <p style={{ margin: 0, color: '#389e0d' }}>{t('execution.noProofRefund')}</p>
                     </div>
                   )}
                   
                   {/* 非结算核销的核销申请显示提示 */}
-                  {selectedRecord.type === '核销申请' && !fullDetail.settlement && (
+                  {selectedRecord.type === t('execution.verificationApply') && !fullDetail.settlement && (
                     <div style={{ margin: '16px 0', padding: '12px', backgroundColor: '#e6f7ff', border: '1px solid #91d5ff', borderRadius: '4px' }}>
-                      <p style={{ margin: 0, color: '#1890ff' }}>此核销申请为非结算核销，无需上传付款凭证</p>
+                      <p style={{ margin: 0, color: '#1890ff' }}>{t('execution.noProofNonSettlement')}</p>
                     </div>
                   )}
                   
@@ -945,20 +967,20 @@ const ExecutionManagement: React.FC = () => {
                     // 执行操作时显示的字段
                     <>
                       {/* 收款确认信息（仅退款类型）或备注 */}
-                      {selectedRecord.type === '核销申请' && fullDetail.settlement && fullDetail.settlement_amount > 0 ? (
-                        <Form.Item name="remark" label="收款确认信息" rules={[{ required: true, message: '请填写收款确认信息' }]}>
-                          <TextArea rows={3} placeholder="请填写收款确认信息，如收款账号、收款时间等" />
+                      {selectedRecord.type === t('execution.verificationApply') && fullDetail.settlement && fullDetail.settlement_amount > 0 ? (
+                        <Form.Item name="remark" label={t('execution.paymentConfirmation')} rules={[{ required: true, message: t('execution.confirmRequired') }]}>
+                          <TextArea rows={3} placeholder={t('execution.confirmationPlaceholder')} />
                         </Form.Item>
                       ) : (
-                        <Form.Item name="remark" label="备注">
-                          <TextArea rows={2} placeholder="可选：填写执行备注" />
+                        <Form.Item name="remark" label={t('execution.remark')}>
+                          <TextArea rows={2} placeholder={t('execution.remarkPlaceholder')} />
                         </Form.Item>
                       )}
                     </>
                   ) : (
                     // 退回操作时显示的字段
-                    <Form.Item name="rejectReason" label="退回原因" rules={[{ required: true, message: '请填写退回原因' }]}>
-                      <TextArea rows={3} placeholder="请填写退回原因" />
+                    <Form.Item name="rejectReason" label={t('execution.returnReason')} rules={[{ required: true, message: t('execution.rejectReasonRequired') }]}>
+                      <TextArea rows={3} placeholder={t('execution.returnReason')} />
                     </Form.Item>
                   )}
                 </Form>
@@ -968,12 +990,12 @@ const ExecutionManagement: React.FC = () => {
         )}
       </Modal>
 
-      <Modal title={`编辑申请：${selectedRecord?.code}`} open={editModalVisible} onCancel={() => setEditModalVisible(false)} onOk={handleEditSubmit} width={600}>
+      <Modal title={`${t('execution.edit')}：${selectedRecord?.code}`} open={editModalVisible} onCancel={() => setEditModalVisible(false)} onOk={handleEditSubmit} width={600}>
         <Form form={editForm} layout="vertical">
-          <Form.Item label="申请类型"><Input value={selectedRecord?.type} disabled /></Form.Item>
-          <Form.Item label="申请人"><Input value={selectedRecord?.applicant} disabled /></Form.Item>
-          <Form.Item name="amount" label="金额" rules={[{ required: true }]}><Input type="number" style={{ width: '100%' }} /></Form.Item>
-          <Form.Item name="reason" label="事由" rules={[{ required: true }]}><TextArea rows={3} /></Form.Item>
+          <Form.Item label={t('execution.applicationType')}><Input value={selectedRecord?.type} disabled /></Form.Item>
+          <Form.Item label={t('execution.applicant')}><Input value={selectedRecord?.applicant} disabled /></Form.Item>
+          <Form.Item name="amount" label={t('execution.amount')} rules={[{ required: true }]}><Input type="number" style={{ width: '100%' }} /></Form.Item>
+          <Form.Item name="reason" label={t('execution.subject')} rules={[{ required: true }]}><TextArea rows={3} /></Form.Item>
         </Form>
       </Modal>
 

frontend/src/pages/auth/LoginPage.tsx

@@ -34,7 +34,7 @@ const LoginPage: React.FC = () => {
   const [error, setError] = useState<string | null>(null)
   
   const { login } = useAuthStore()
-  const { t } = useLanguageStore()
+  const { t, currentLanguage } = useLanguageStore()
   
   const handleSubmit = async (values: { username: string; password: string }) => {
     setLoading(true)
@@ -51,10 +51,10 @@ const LoginPage: React.FC = () => {
   }
   
   const testAccounts = [
-    { username: 'admin', role: t('user.admin'), name: '系统管理员' },
-    { username: 'finance', role: t('user.finance'), name: '财务专员' },
-    { username: 'manager', role: t('user.manager'), name: '项目经理' },
-    { username: 'employee', role: t('user.employee'), name: '普通员工' }
+    { username: 'admin', role: t('user.admin'), name: t('common.systemAdmin') },
+    { username: 'finance', role: t('user.finance'), name: t('user.finance') },
+    { username: 'manager', role: t('user.manager'), name: t('user.manager') },
+    { username: 'employee', role: t('user.employee'), name: t('user.employee') }
   ]
   
   const handleTestLogin = async (username: string) => {
@@ -65,7 +65,7 @@ const LoginPage: React.FC = () => {
       await login(username, QUICK_PASSWORD)
       navigate('/dashboard')
     } catch (err) {
-      setError(err instanceof Error ? err.message : '登录失败')
+      setError(err instanceof Error ? err.message : t('login.loginFailed'))
     } finally {
       setLoading(false)
     }
@@ -107,7 +107,7 @@ const LoginPage: React.FC = () => {
             border: '2px solid #1890ff'
           }}>
             <div style={{ marginBottom: 8, color: '#1890ff', fontWeight: 'bold' }}>
-              🌍 选择语言 / Select Language
+              {t('login.selectLanguage')}
             </div>
             <LanguageSelector size="large" style={{ width: '200px' }} />
           </div>

frontend/src/pages/budget/BudgetProjectCreate.tsx

@@ -6,6 +6,7 @@ import apiClient from '../../utils/request';
 import dayjs from 'dayjs';
 import FileUpload from '../../components/FileUpload';
 import { useAuthStore } from '../../store/authStore';
+import { useLanguageStore } from '../../store/languageStore';
 import useFormDraft from '../../hooks/useFormDraft';
 
 const { Title, Paragraph } = Typography;
@@ -34,9 +35,9 @@ const BudgetProjectCreate: React.FC = () => {
   const navigate = useNavigate();
 
   const { user: currentUser } = useAuthStore();
+  const { t, currentLanguage } = useLanguageStore();
   const isAdmin = currentUser?.role === 'admin';
 
-  // 表单草稿保护
   const { save: saveDraft, restore: restoreDraft, clear: clearDraft, hasDraft } = useFormDraft({
     form,
     storageKey: 'budget_project_create',
@@ -46,12 +47,10 @@ const BudgetProjectCreate: React.FC = () => {
     },
   });
 
-  // 保存草稿（包含外部状态）
   const handleFormChange = useCallback(() => {
     saveDraft({ attachments, surveyPhotos });
   }, [saveDraft, attachments, surveyPhotos]);
 
-  // 浏览器刷新/关闭拦截
   useEffect(() => {
     const handler = (e: BeforeUnloadEvent) => {
       if (form.isFieldsTouched()) {
@@ -62,7 +61,6 @@ const BudgetProjectCreate: React.FC = () => {
     return () => window.removeEventListener('beforeunload', handler);
   }, [form]);
 
-  // 移动端：页面切到后台时保存草稿
   useEffect(() => {
     const handler = () => {
       if (document.visibilityState === 'hidden' && form.isFieldsTouched()) {
@@ -80,14 +78,13 @@ const BudgetProjectCreate: React.FC = () => {
     };
   }, [form, saveDraft, attachments, surveyPhotos]);
 
-  // 页面加载时检查草稿
   useEffect(() => {
     if (hasDraft()) {
       Modal.confirm({
-        title: '发现未完成的草稿',
-        content: '检测到上次未提交的商谈项目，是否恢复？',
-        okText: '恢复草稿',
-        cancelText: '重新填写',
+        title: t('common.draftFound'),
+        content: t('common.draftRestore'),
+        okText: t('common.restoreDraft'),
+        cancelText: t('common.reFill'),
         onOk: () => {
           restoreDraft();
         },
@@ -98,17 +95,13 @@ const BudgetProjectCreate: React.FC = () => {
     }
   }, []);
   
-  // 检查权限，如果不是管理员，重定向到列表页面
   useEffect(() => {
     if (!isAdmin) {
-      message.error('您没有权限访问此页面');
+      message.error(t('budget.noAccess'));
       navigate('/budget-projects');
     }
   }, [isAdmin, navigate]);
 
-  // const { user: currentUser } = useAuthStore();
-
-  // 表单监听值
   const intermediaryFeeType = Form.useWatch('intermediary_fee_type', form);
 
   useEffect(() => {
@@ -160,7 +153,7 @@ const BudgetProjectCreate: React.FC = () => {
         }
       });
       if (res.data.success) {
-        message.success('创建成功');
+        message.success(t('budget.createSuccess'));
         clearDraft();
         navigate('/budget-projects');
       }
@@ -168,7 +161,7 @@ const BudgetProjectCreate: React.FC = () => {
       if (error.response?.data?.error) {
         message.error(error.response.data.error);
       } else {
-        message.error('创建失败');
+        message.error(t('budget.createFailed'));
       }
     } finally {
       setLoading(false);
@@ -184,10 +177,10 @@ const BudgetProjectCreate: React.FC = () => {
             onClick={() => {
               if (form.isFieldsTouched()) {
                 Modal.confirm({
-                  title: '确认离开',
-                  content: '表单数据尚未保存，离开后可通过草稿恢复。确定离开吗？',
-                  okText: '离开',
-                  cancelText: '继续编辑',
+                  title: t('budget.leaveConfirm'),
+                  content: t('budget.leaveConfirmMsg'),
+                  okText: t('budget.leave'),
+                  cancelText: t('budget.continueEdit'),
                   onOk: () => {
                     saveDraft({ attachments, surveyPhotos });
                     navigate('/budget-projects');
@@ -198,11 +191,11 @@ const BudgetProjectCreate: React.FC = () => {
               }
             }}
           >
-            返回
+            {t('budget.return')}
           </Button>
-          <Title level={isMobile ? 3 : 2} style={{ marginBottom: 0 }}>新建商谈项目</Title>
+          <Title level={isMobile ? 3 : 2} style={{ marginBottom: 0 }}>{t('budget.createTitle')}</Title>
         </div>
-        <Paragraph type="secondary">创建新的商谈项目，添加项目基本信息</Paragraph>
+        <Paragraph type="secondary">{t('budget.createDesc')}</Paragraph>
       </div>
 
       <Card>
@@ -212,32 +205,31 @@ const BudgetProjectCreate: React.FC = () => {
           onValuesChange={handleFormChange}
           initialValues={{
             intermediary_fee_type: 'fixed',
-            survey_date: dayjs(), // 勘察日期默认为当天
+            survey_date: dayjs(),
             attachments: [],
             survey_photos: []
           }}
         >
-          {/* 基本信息 */}
-          <Divider orientation="left">基本信息</Divider>
+          <Divider orientation="left">{t('budget.basicInfo')}</Divider>
           
           <Row gutter={16}>
             <Col xs={24} md={12}>
               <Form.Item
                 name="name"
-                label="项目名称"
-                rules={[{ required: true, message: '请输入项目名称' }]}
+                label={t('budget.projectName')}
+                rules={[{ required: true, message: t('budget.projectNamePlaceholder') }]}
               >
-                <Input placeholder="请输入项目名称" size="large" />
+                <Input placeholder={t('budget.projectNamePlaceholder')} size="large" />
               </Form.Item>
             </Col>
             <Col xs={24} md={12}>
               <Form.Item
                 name="customer_id"
-                label="客户"
-                rules={[{ required: true, message: '请选择客户' }]}
+                label={t('budget.customer')}
+                rules={[{ required: true, message: t('budget.selectCustomer') }]}
               >
                 <Select 
-                  placeholder="请选择客户" 
+                  placeholder={t('budget.selectCustomer')} 
                   showSearch 
                   optionFilterProp="children"
                   size="large"
@@ -254,86 +246,83 @@ const BudgetProjectCreate: React.FC = () => {
             <Col xs={24} md={12}>
               <Form.Item
                 name="manager_id"
-                label="业务经理"
-                rules={[{ required: true, message: '请选择业务经理' }]}
+                label={t('budget.businessManager')}
+                rules={[{ required: true, message: t('budget.selectManager') }]}
               >
                 <Select 
-                  placeholder="请选择业务经理" 
+                  placeholder={t('budget.selectManager')} 
                   showSearch 
                   optionFilterProp="children"
                   size="large"
                 >
                   {users.map((u) => (
-                    <Option key={u.id} value={u.id}>{u.name} ({u.department || '未知部门'})</Option>
+                    <Option key={u.id} value={u.id}>{u.name} ({u.department || t('budget.unknownDept')})</Option>
                   ))}
                 </Select>
               </Form.Item>
             </Col>
             <Col xs={24} md={12}>
-              <Form.Item name="location" label="项目地点">
-                <Input placeholder="请输入项目地点" size="large" />
+              <Form.Item name="location" label={t('budget.projectLocation')}>
+                <Input placeholder={t('budget.locationPlaceholder')} size="large" />
               </Form.Item>
             </Col>
           </Row>
 
           <Row gutter={16}>
             <Col xs={24} md={12}>
-              <Form.Item name="survey_date" label="勘察日期">
+              <Form.Item name="survey_date" label={t('budget.surveyDate')}>
                 <DatePicker style={{ width: '100%' }} size="large" />
               </Form.Item>
             </Col>
           </Row>
 
-          {/* 居间人信息 */}
-          <Divider orientation="left">居间人信息</Divider>
+          <Divider orientation="left">{t('budget.intermediary')}</Divider>
 
           <Row gutter={16}>
             <Col xs={24} md={8}>
-              <Form.Item name="intermediary" label="居间人">
-                <Input placeholder="请输入居间人姓名" size="large" />
+              <Form.Item name="intermediary" label={t('budget.intermediaryName')}>
+                <Input placeholder={t('budget.intermediaryNamePlaceholder')} size="large" />
               </Form.Item>
             </Col>
             <Col xs={24} md={8}>
-              <Form.Item name="intermediary_fee_type" label="居间费类型">
+              <Form.Item name="intermediary_fee_type" label={t('budget.intermediaryType')}>
                 <Radio.Group>
-                  <Radio value="fixed">固定金额</Radio>
-                  <Radio value="percentage">百分比</Radio>
+                  <Radio value="fixed">{t('budget.fixedAmount')}</Radio>
+                  <Radio value="percentage">{t('budget.percentage')}</Radio>
                 </Radio.Group>
               </Form.Item>
             </Col>
             <Col xs={24} md={8}>
               <Form.Item 
                 name="intermediary_fee_value" 
-                label={intermediaryFeeType === 'percentage' ? '居间费比例(%)' : '居间费金额'}
+                label={intermediaryFeeType === 'percentage' ? t('budget.intermediaryRatio') : t('budget.intermediaryAmount')}
               >
                 <InputNumber 
                   style={{ width: '100%' }} 
                   size="large"
                   min={0}
                   precision={intermediaryFeeType === 'percentage' ? 2 : 0}
-                  placeholder={intermediaryFeeType === 'percentage' ? '输入比例，如：5' : '输入金额'}
+                  placeholder={intermediaryFeeType === 'percentage' ? t('budget.intermediaryRatioPlaceholder') : t('budget.intermediaryAmountPlaceholder')}
                 />
               </Form.Item>
             </Col>
           </Row>
 
-          {/* 项目详情 */}
-          <Divider orientation="left">项目详情</Divider>
+          <Divider orientation="left">{t('budget.projectDetail')}</Divider>
 
-          <Form.Item name="customer_requirements" label="客户要求">
-            <TextArea rows={4} placeholder="请输入客户的具体要求" />
+          <Form.Item name="customer_requirements" label={t('budget.customerRequirement')}>
+            <TextArea rows={4} placeholder={t('budget.requirementPlaceholder')} />
           </Form.Item>
 
-          <Form.Item name="project_overview" label="工程概况">
-            <TextArea rows={4} placeholder="请输入工程概况描述" />
+          <Form.Item name="project_overview" label={t('budget.overview')}>
+            <TextArea rows={4} placeholder={t('budget.overviewPlaceholder')} />
           </Form.Item>
 
-          {/* 附件上传 */}
-          <Divider orientation="left">附件</Divider>
+          <Divider orientation="left">{t('budget.attachment')}</Divider>
 
           <Row gutter={16}>
             <Col xs={24} md={12}>
-              <Form.Item label="附件上传">
+              <Form.Item label={t('budget.attachmentUpload')}>
                 <FileUpload 
                   value={attachments} 
                   onChange={(urls) => { setAttachments(urls); saveDraft({ attachments: urls, surveyPhotos }); }} 
@@ -342,7 +331,7 @@ const BudgetProjectCreate: React.FC = () => {
               </Form.Item>
             </Col>
             <Col xs={24} md={12}>
-              <Form.Item label="勘察照片">
+              <Form.Item label={t('budget.surveyPhoto')}>
                 <FileUpload 
                   value={surveyPhotos} 
                   onChange={(urls) => { setSurveyPhotos(urls); saveDraft({ attachments, surveyPhotos: urls }); }} 
@@ -352,16 +341,15 @@ const BudgetProjectCreate: React.FC = () => {
             </Col>
           </Row>
 
-          {/* 提交按钮 */}
           <div style={{ marginTop: 24, textAlign: 'right' }}>
             <Space>
               <Button onClick={() => {
                 if (form.isFieldsTouched()) {
                   Modal.confirm({
-                    title: '确认离开',
-                    content: '表单数据尚未保存，离开后可通过草稿恢复。确定离开吗？',
-                    okText: '离开',
-                    cancelText: '继续编辑',
+                    title: t('budget.leaveConfirm'),
+                    content: t('budget.leaveConfirmMsg'),
+                    okText: t('budget.leave'),
+                    cancelText: t('budget.continueEdit'),
                     onOk: () => {
                       saveDraft({ attachments, surveyPhotos });
                       navigate('/budget-projects');
@@ -370,14 +358,14 @@ const BudgetProjectCreate: React.FC = () => {
                 } else {
                   navigate('/budget-projects');
                 }
-              }}>取消</Button>
+              }}>{t('common.cancel')}</Button>
               <Button 
                 type="primary" 
                 icon={<SaveOutlined />}
                 loading={loading}
                 onClick={handleSubmit}
               >
-                保存
+                {t('common.save')}
               </Button>
             </Space>
           </div>

frontend/src/pages/budget/BudgetProjectDetail.tsx

@@ -1,5 +1,5 @@
 import React, { useState, useEffect } from 'react';
-import { Card, Typography, Button, Space, Tag, message, Empty, Divider, Row, Col, List, Descriptions, Avatar, Badge, Modal, Input } from 'antd';
+import { Card, Typography, Button, Space, Tag, message, Empty, Divider, Row, Col, List, Descriptions, Modal, Input } from 'antd';
 import { ArrowLeftOutlined, EyeOutlined, FileAddOutlined, FileOutlined, CheckCircleOutlined, CloseCircleOutlined } from '@ant-design/icons';
 import { useNavigate, useParams } from 'react-router-dom';
 import apiClient from '../../utils/request';
@@ -7,6 +7,7 @@ import dayjs from 'dayjs';
 import QuotationCreateModal from './QuotationCreateModal';
 import ContractCreateModal from './ContractCreateModal';
 import { useAuthStore } from '../../store/authStore';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph, Text } = Typography;
 
@@ -65,6 +66,7 @@ const BudgetProjectDetail: React.FC = () => {
   const { id } = useParams<{ id: string }>();
   
   const { user: currentUser } = useAuthStore();
+  const { t, currentLanguage } = useLanguageStore();
   const isAdmin = currentUser?.role === 'admin' || false;
 
   useEffect(() => {
@@ -81,7 +83,6 @@ const BudgetProjectDetail: React.FC = () => {
       const res = await apiClient.get(`/budget-projects/${id}`);
       if (res.data.success) {
         const projectData = res.data.data;
-        // 后端已经解析了数据，直接使用
         projectData.quotations = Array.isArray(projectData.quotations) ? projectData.quotations : [];
         projectData.attachments = Array.isArray(projectData.attachments) ? projectData.attachments : [];
         projectData.survey_photos = Array.isArray(projectData.survey_photos) ? projectData.survey_photos : [];
@@ -89,7 +90,7 @@ const BudgetProjectDetail: React.FC = () => {
       }
     } catch (error) {
       console.error('获取项目详情失败:', error);
-      message.error('获取数据失败');
+      message.error(t('budget.getDataFailed'));
     } finally {
       setLoading(false);
     }
@@ -97,9 +98,9 @@ const BudgetProjectDetail: React.FC = () => {
 
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      negotiating: { color: 'processing', text: '商谈中' },
-      signed: { color: 'success', text: '已签约' },
-      unsigned: { color: 'error', text: '未签约' },
+      negotiating: { color: 'processing', text: t('budget.inNegotiation') },
+      signed: { color: 'success', text: t('budget.signed') },
+      unsigned: { color: 'error', text: t('budget.unsigned') },
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
@@ -107,10 +108,10 @@ const BudgetProjectDetail: React.FC = () => {
 
   const getQuotationStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      draft: { color: 'default', text: '草稿' },
-      sent: { color: 'processing', text: '已发送' },
-      approved: { color: 'success', text: '已通过' },
-      rejected: { color: 'error', text: '已拒绝' },
+      draft: { color: 'default', text: t('budget.draft') },
+      sent: { color: 'processing', text: t('budget.sent') },
+      approved: { color: 'success', text: t('budget.approved') },
+      rejected: { color: 'error', text: t('budget.rejected') },
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
@@ -142,11 +143,11 @@ const BudgetProjectDetail: React.FC = () => {
         }
       });
       if (res.data.success) {
-        message.success('标记未签约成功');
+        message.success(t('budget.signedSuccess'));
         fetchProjectDetail();
       }
     } catch (error) {
-      message.error('操作失败');
+      message.error(t('common.operationFailed'));
     }
   };
 
@@ -159,9 +160,8 @@ const BudgetProjectDetail: React.FC = () => {
   const handleQuotationDeleteConfirm = async () => {
     if (!project || !quotationDeleteId) return;
     
-    // 验证密码（这里简单验证，实际项目中应该使用更安全的验证方式）
     if (deletePassword !== 'X123c321@') {
-      message.error('密码错误');
+      message.error(t('budget.passwordError'));
       return;
     }
     
@@ -173,12 +173,12 @@ const BudgetProjectDetail: React.FC = () => {
         }
       });
       if (res.data.success) {
-        message.success('删除成功');
+        message.success(t('budget.deleteSuccess'));
         setQuotationDeleteModalVisible(false);
         fetchProjectDetail();
       }
     } catch (error) {
-      message.error('删除失败');
+      message.error(t('common.deleteFailed'));
     } finally {
       setDeleteLoading(false);
     }
@@ -210,9 +210,8 @@ const BudgetProjectDetail: React.FC = () => {
   const handleProjectDeleteConfirm = async () => {
     if (!project) return;
     
-    // 验证密码（这里简单验证，实际项目中应该使用更安全的验证方式）
     if (deletePassword !== 'X123c321@') {
-      message.error('密码错误');
+      message.error(t('budget.passwordError'));
       return;
     }
     
@@ -224,12 +223,12 @@ const BudgetProjectDetail: React.FC = () => {
         }
       });
       if (res.data.success) {
-        message.success('删除成功');
+        message.success(t('budget.deleteSuccess'));
         setDeleteModalVisible(false);
         navigate('/budget-projects');
       }
     } catch (error) {
-      message.error('删除失败');
+      message.error(t('common.deleteFailed'));
     } finally {
       setDeleteLoading(false);
     }
@@ -247,9 +246,9 @@ const BudgetProjectDetail: React.FC = () => {
     return (
       <div style={{ padding: 24 }}>
         <Card>
-          <Empty description="项目不存在" />
+          <Empty description={t('budget.notFound')} />
           <Button type="primary" onClick={() => navigate('/budget-projects')} style={{ marginTop: 16 }}>
-            返回列表
+            {t('budget.return')}
           </Button>
         </Card>
       </div>
@@ -264,60 +263,58 @@ const BudgetProjectDetail: React.FC = () => {
             icon={<ArrowLeftOutlined />} 
             onClick={() => navigate('/budget-projects')}
           >
-            返回列表
+            {t('budget.return')}
           </Button>
-          <Title level={2} style={{ marginBottom: 0 }}>预算项目详情</Title>
+          <Title level={2} style={{ marginBottom: 0 }}>{t('budget.detailTitle')}</Title>
         </div>
-        <Paragraph type="secondary">查看项目详细信息和报价版本</Paragraph>
+        <Paragraph type="secondary">{t('budget.detailDesc')}</Paragraph>
       </div>
 
-      {/* 项目基本信息 */}
       <Card style={{ marginBottom: 24 }}>
-        <Title level={4}>项目信息</Title>
+        <Title level={4}>{t('budget.projectInfo')}</Title>
         <Divider />
         
         <Row gutter={16}>
           <Col xs={24} md={12}>
             <Descriptions column={1} bordered>
-              <Descriptions.Item label="项目名称">{project.name}</Descriptions.Item>
-              <Descriptions.Item label="客户">{project.customer_name}</Descriptions.Item>
-              <Descriptions.Item label="业务经理">{project.manager_name}</Descriptions.Item>
-              <Descriptions.Item label="项目地点">{project.location || '-'}</Descriptions.Item>
-              <Descriptions.Item label="勘察日期">{project.survey_date || '-'}</Descriptions.Item>
-              <Descriptions.Item label="状态">{getStatusTag(project.status)}</Descriptions.Item>
-              <Descriptions.Item label="创建时间">{dayjs(project.created_at).format('YYYY-MM-DD HH:mm:ss')}</Descriptions.Item>
+              <Descriptions.Item label={t('budget.projectName')}>{project.name}</Descriptions.Item>
+              <Descriptions.Item label={t('budget.customer')}>{project.customer_name}</Descriptions.Item>
+              <Descriptions.Item label={t('budget.businessManager')}>{project.manager_name}</Descriptions.Item>
+              <Descriptions.Item label={t('budget.projectLocation')}>{project.location || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('budget.surveyDate')}>{project.survey_date || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('common.status')}>{getStatusTag(project.status)}</Descriptions.Item>
+              <Descriptions.Item label={t('common.create')}>{dayjs(project.created_at).format('YYYY-MM-DD HH:mm:ss')}</Descriptions.Item>
             </Descriptions>
           </Col>
           
           <Col xs={24} md={12}>
             <Descriptions column={1} bordered>
-              <Descriptions.Item label="居间人">{project.intermediary || '-'}</Descriptions.Item>
-              <Descriptions.Item label="居间费类型">
-                {project.intermediary_fee_type === 'fixed' ? '固定金额' : project.intermediary_fee_type === 'percentage' ? '百分比' : '-'}
+              <Descriptions.Item label={t('budget.intermediaryName')}>{project.intermediary || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('budget.intermediaryType')}>
+                {project.intermediary_fee_type === 'fixed' ? t('budget.fixedAmount') : project.intermediary_fee_type === 'percentage' ? t('budget.percentage') : '-'}
               </Descriptions.Item>
-              <Descriptions.Item label="居间费">
+              <Descriptions.Item label={t('budget.intermediaryAmount')}>
                 {project.intermediary_fee_value ? 
                   project.intermediary_fee_type === 'percentage' ? 
                     `${project.intermediary_fee_value}%` : 
                     formatAmount(project.intermediary_fee_value, 'CNY') 
                   : '-'}
               </Descriptions.Item>
-              <Descriptions.Item label="客户要求">{project.customer_requirements || '-'}</Descriptions.Item>
-              <Descriptions.Item label="工程概况">{project.project_overview || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('budget.customerRequirement')}>{project.customer_requirements || '-'}</Descriptions.Item>
+              <Descriptions.Item label={t('budget.overview')}>{project.project_overview || '-'}</Descriptions.Item>
             </Descriptions>
           </Col>
         </Row>
       </Card>
 
-      {/* 附件和照片 */}
       <Card style={{ marginBottom: 24 }}>
-        <Title level={4}>附件和照片</Title>
+        <Title level={4}>{t('budget.attachment')}</Title>
         <Divider />
         
         <Row gutter={16}>
           <Col xs={24} md={12}>
             <div style={{ marginBottom: 16 }}>
-              <Text strong>附件上传:</Text>
+              <Text strong>{t('budget.attachmentUpload')}:</Text>
               {project.attachments && project.attachments.length > 0 ? (
                 <List
                   style={{ marginTop: 8 }}
@@ -342,7 +339,7 @@ const BudgetProjectDetail: React.FC = () => {
                             icon={<EyeOutlined />}
                             onClick={handleView}
                           >
-                            查看
+                            {t('common.view')}
                           </Button>
                         </Space>
                       </List.Item>
@@ -350,14 +347,14 @@ const BudgetProjectDetail: React.FC = () => {
                   }}
                 />
               ) : (
-                <Text type="secondary" style={{ display: 'block', marginTop: 8 }}>暂无附件</Text>
+                <Text type="secondary" style={{ display: 'block', marginTop: 8 }}>{t('budget.noAttachment')}</Text>
               )}
             </div>
           </Col>
           
           <Col xs={24} md={12}>
             <div style={{ marginBottom: 16 }}>
-              <Text strong>勘察照片:</Text>
+              <Text strong>{t('budget.surveyPhoto')}:</Text>
               {project.survey_photos && project.survey_photos.length > 0 ? (
                 <div style={{ marginTop: 8, display: 'flex', flexWrap: 'wrap', gap: 8 }}>
                   {project.survey_photos.map((url, index) => (
@@ -369,30 +366,29 @@ const BudgetProjectDetail: React.FC = () => {
                         onClick={() => window.open(url, '_blank')}
                       />
                       <div style={{ position: 'absolute', bottom: 0, left: 0, right: 0, background: 'rgba(0, 0, 0, 0.5)', color: '#fff', padding: 4, fontSize: 12, textAlign: 'center' }}>
-                        照片 {index + 1}
+                        {t('budget.photos')}{index + 1}
                       </div>
                     </div>
                   ))}
                 </div>
               ) : (
-                <Text type="secondary" style={{ display: 'block', marginTop: 8 }}>暂无勘察照片</Text>
+                <Text type="secondary" style={{ display: 'block', marginTop: 8 }}>{t('budget.noPhotos')}</Text>
               )}
             </div>
           </Col>
         </Row>
       </Card>
 
-      {/* 报价版本列表 */}
       <Card style={{ marginBottom: 24 }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 16 }}>
-          <Title level={4}>报价版本</Title>
+          <Title level={4}>{t('budget.quotationVersions')}</Title>
           {isAdmin && project.status === 'negotiating' && (
             <Button 
               type="primary" 
               icon={<FileAddOutlined />}
               onClick={openQuotationModal}
             >
-              新增报价版本
+              {t('budget.addVersion')}
             </Button>
           )}
         </div>
@@ -424,7 +420,7 @@ const BudgetProjectDetail: React.FC = () => {
                       onClick={handleViewFile}
                       disabled={!quotation.file_url}
                     >
-                      查看
+                      {t('common.view')}
                     </Button>,
                     isAdmin && (
                       <Button 
@@ -432,24 +428,24 @@ const BudgetProjectDetail: React.FC = () => {
                         danger
                         onClick={() => handleDeleteQuotation(quotation.id)}
                       >
-                        删除
+                        {t('common.delete')}
                       </Button>
                     )
                   ].filter(Boolean)}
                 >
                 <List.Item.Meta
-                  avatar={<Avatar style={{ backgroundColor: '#1890ff' }}>V{quotation.version}</Avatar>}
+                  avatar={<div style={{ width: 40, height: 40, borderRadius: '50%', backgroundColor: '#1890ff', display: 'flex', alignItems: 'center', justifyContent: 'center', color: '#fff', fontWeight: 'bold' }}>V{quotation.version}</div>}
                   title={
                     <Space>
-                      <Text strong>报价V{quotation.version}</Text>
+                      <Text strong>{t('budget.version')}V{quotation.version}</Text>
                       {getQuotationStatusTag(quotation.status)}
                     </Space>
                   }
                   description={
                     <Space direction="vertical">
-                      <Text>报价日期: {dayjs(quotation.quotation_date).format('YYYY-MM-DD')}</Text>
-                      <Text>报价金额: {formatAmount(quotation.amount, quotation.currency)}</Text>
-                      {quotation.remark && <Text>备注: {quotation.remark}</Text>}
+                      <Text>{t('budget.versionDate')}{dayjs(quotation.quotation_date).format('YYYY-MM-DD')}</Text>
+                      <Text>{t('budget.versionAmount')}{formatAmount(quotation.amount, quotation.currency)}</Text>
+                      {quotation.remark && <Text>{t('budget.versionRemark')}{quotation.remark}</Text>}
                     </Space>
                   }
                 />
@@ -458,13 +454,12 @@ const BudgetProjectDetail: React.FC = () => {
             }}
           />
         ) : (
-          <Empty description="暂无报价版本" image={Empty.PRESENTED_IMAGE_SIMPLE} />
+          <Empty description={t('budget.noVersion')} image={Empty.PRESENTED_IMAGE_SIMPLE} />
         )}
       </Card>
 
-      {/* 操作按钮 */}
       <Card>
-        <Title level={4}>操作</Title>
+        <Title level={4}>{t('common.action')}</Title>
         <Divider />
         
         <div style={{ display: 'flex', gap: 12, flexWrap: 'wrap' }}>
@@ -475,14 +470,14 @@ const BudgetProjectDetail: React.FC = () => {
                 icon={<CheckCircleOutlined />}
                 onClick={handleSign}
               >
-                标记签约
+                {t('budget.markSigned')}
               </Button>
               <Button 
                 danger 
                 icon={<CloseCircleOutlined />}
                 onClick={handleUnsigned}
               >
-                标记未签约
+                {t('budget.markUnsigned')}
               </Button>
             </>
           )}
@@ -492,7 +487,7 @@ const BudgetProjectDetail: React.FC = () => {
               type="primary"
               onClick={goToProjectManagement}
             >
-              进入项目管理
+              {t('budget.enterProject')}
             </Button>
           )}
           
@@ -501,13 +496,12 @@ const BudgetProjectDetail: React.FC = () => {
               danger 
               onClick={handleDeleteProject}
             >
-              删除项目
+              {t('budget.deleteProject')}
             </Button>
           )}
         </div>
       </Card>
 
-      {/* 新增报价版本弹窗 */}
       <QuotationCreateModal
         visible={quotationModalVisible}
         project={project}
@@ -515,7 +509,6 @@ const BudgetProjectDetail: React.FC = () => {
         onSuccess={handleQuotationSuccess}
       />
 
-      {/* 合同信息录入弹窗 */}
       <ContractCreateModal
         visible={contractModalVisible}
         projectId={project?.id || 0}
@@ -524,44 +517,42 @@ const BudgetProjectDetail: React.FC = () => {
         onSuccess={handleContractSuccess}
       />
 
-      {/* 删除项目确认模态框 */}
       <Modal
-        title="删除确认"
+        title={t('budget.deleteConfirm')}
         open={deleteModalVisible}
         onOk={handleProjectDeleteConfirm}
         onCancel={() => setDeleteModalVisible(false)}
         confirmLoading={deleteLoading}
-        okText="确认删除"
-        cancelText="取消"
+        okText={t('common.deleteConfirm')}
+        cancelText={t('common.cancel')}
       >
         <div style={{ marginBottom: 16 }}>
-          <p>确定要删除这个预算项目吗？此操作不可恢复。</p>
-          <p>请输入管理员密码确认删除操作：</p>
+          <p>{t('budget.deleteConfirmMsg')}</p>
+          <p>{t('budget.deletePassMsg')}</p>
         </div>
         <Input.Password
-          placeholder="请输入管理员密码"
+          placeholder={t('budget.deletePass')}
           value={deletePassword}
           onChange={(e) => setDeletePassword(e.target.value)}
           size="large"
         />
       </Modal>
 
-      {/* 删除报价版本确认模态框 */}
       <Modal
-        title="删除确认"
+        title={t('budget.deleteConfirm')}
         open={quotationDeleteModalVisible}
         onOk={handleQuotationDeleteConfirm}
         onCancel={() => setQuotationDeleteModalVisible(false)}
         confirmLoading={deleteLoading}
-        okText="确认删除"
-        cancelText="取消"
+        okText={t('common.deleteConfirm')}
+        cancelText={t('common.cancel')}
       >
         <div style={{ marginBottom: 16 }}>
-          <p>确定要删除这个报价版本吗？此操作不可恢复。</p>
-          <p>请输入管理员密码确认删除操作：</p>
+          <p>{t('budget.versionDeleteConfirm')}</p>
+          <p>{t('budget.deletePassMsg')}</p>
         </div>
         <Input.Password
-          placeholder="请输入管理员密码"
+          placeholder={t('budget.deletePass')}
           value={deletePassword}
           onChange={(e) => setDeletePassword(e.target.value)}
           size="large"

frontend/src/pages/budget/BudgetProjectList.tsx

@@ -5,6 +5,7 @@ import { useNavigate } from 'react-router-dom';
 import apiClient from '../../utils/request';
 import dayjs from 'dayjs';
 import { useAuthStore } from '../../store/authStore';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph, Text } = Typography;
 
@@ -63,6 +64,7 @@ const BudgetProjectList: React.FC = () => {
   const navigate = useNavigate();
 
   const { user: currentUser } = useAuthStore();
+  const { t, currentLanguage } = useLanguageStore();
   const isAdmin = currentUser?.role === 'admin' || false;
 
   useEffect(() => {
@@ -81,7 +83,6 @@ const BudgetProjectList: React.FC = () => {
     try {
       const res = await apiClient.get('/budget-projects');
       if (res.data.success) {
-        // 后端已经解析了数据，直接使用
         const projectsWithParsedData = res.data.data.map((project: any) => {
           return {
             ...project,
@@ -94,7 +95,7 @@ const BudgetProjectList: React.FC = () => {
       }
     } catch (error) {
       console.error('获取预算项目失败:', error);
-      message.error('获取数据失败');
+      message.error(t('budget.getDataFailed'));
     } finally {
       setLoading(false);
     }
@@ -106,9 +107,9 @@ const BudgetProjectList: React.FC = () => {
 
   const getStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      negotiating: { color: 'processing', text: '商谈中' },
-      signed: { color: 'success', text: '已签约' },
-      unsigned: { color: 'error', text: '未签约' },
+      negotiating: { color: 'processing', text: t('budget.inNegotiation') },
+      signed: { color: 'success', text: t('budget.signed') },
+      unsigned: { color: 'error', text: t('budget.unsigned') },
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
@@ -116,10 +117,10 @@ const BudgetProjectList: React.FC = () => {
 
   const getQuotationStatusTag = (status: string) => {
     const statusMap: Record<string, { color: string; text: string }> = {
-      draft: { color: 'default', text: '草稿' },
-      sent: { color: 'processing', text: '已发送' },
-      approved: { color: 'success', text: '已通过' },
-      rejected: { color: 'error', text: '已拒绝' },
+      draft: { color: 'default', text: t('budget.draft') },
+      sent: { color: 'processing', text: t('budget.sent') },
+      approved: { color: 'success', text: t('budget.approved') },
+      rejected: { color: 'error', text: t('budget.rejected') },
     };
     const config = statusMap[status] || { color: 'default', text: status };
     return <Tag color={config.color}>{config.text}</Tag>;
@@ -140,9 +141,8 @@ const BudgetProjectList: React.FC = () => {
   const handleDeleteConfirm = async () => {
     if (!deleteProjectId) return;
     
-    // 验证密码（这里简单验证，实际项目中应该使用更安全的验证方式）
     if (deletePassword !== 'X123c321@') {
-      message.error('密码错误');
+      message.error(t('budget.passwordError'));
       return;
     }
     
@@ -154,12 +154,12 @@ const BudgetProjectList: React.FC = () => {
         }
       });
       if (res.data.success) {
-        message.success('删除成功');
+        message.success(t('budget.deleteSuccess'));
         setDeleteModalVisible(false);
         fetchProjects();
       }
     } catch (error) {
-      message.error('删除失败');
+      message.error(t('common.deleteFailed'));
     } finally {
       setDeleteLoading(false);
     }
@@ -170,8 +170,8 @@ const BudgetProjectList: React.FC = () => {
       <div style={{ marginBottom: isMobile ? 12 : 24 }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', flexWrap: 'wrap', gap: 12 }}>
           <div>
-            <Title level={isMobile ? 3 : 2} style={{ marginBottom: 8 }}>预算报价管理</Title>
-            <Paragraph type="secondary" style={{ marginBottom: 0 }}>管理商谈项目及报价版本</Paragraph>
+            <Title level={isMobile ? 3 : 2} style={{ marginBottom: 8 }}>{t('budget.title')}</Title>
+            <Paragraph type="secondary" style={{ marginBottom: 0 }}>{t('budget.description')}</Paragraph>
           </div>
           {isAdmin && (
             <Button 
@@ -180,34 +180,32 @@ const BudgetProjectList: React.FC = () => {
               onClick={() => navigate('/budget-projects/create')}
               size={isMobile ? 'middle' : 'large'}
             >
-              新建商谈项目
+              {t('budget.newProject')}
             </Button>
           )}
         </div>
       </div>
 
-      {/* 状态筛选 */}
       <Card style={{ marginBottom: 16 }}>
         <Space>
-          <Text strong>状态筛选:</Text>
+          <Text strong>{t('budget.statusFilter')}</Text>
           <Radio.Group 
             value={statusFilter} 
             onChange={(e) => setStatusFilter(e.target.value)}
             optionType="button"
             buttonStyle="solid"
           >
-            <Radio.Button value="all">全部</Radio.Button>
-            <Radio.Button value="negotiating">商谈中</Radio.Button>
-            <Radio.Button value="signed">已签约</Radio.Button>
-            <Radio.Button value="unsigned">未签约</Radio.Button>
+            <Radio.Button value="all">{t('common.all')}</Radio.Button>
+            <Radio.Button value="negotiating">{t('budget.inNegotiation')}</Radio.Button>
+            <Radio.Button value="signed">{t('budget.signed')}</Radio.Button>
+            <Radio.Button value="unsigned">{t('budget.unsigned')}</Radio.Button>
           </Radio.Group>
         </Space>
       </Card>
 
-      {/* 项目列表 */}
       <Card loading={loading}>
         {filteredProjects.length === 0 ? (
-          <Empty description="暂无数据" />
+          <Empty description={t('common.noData')} />
         ) : (
           <div>
             {filteredProjects.map((project) => (
@@ -220,7 +218,6 @@ const BudgetProjectList: React.FC = () => {
                   overflow: 'hidden'
                 }}
               >
-                {/* 项目头部 */}
                 <div 
                   style={{ 
                     padding: '16px 20px', 
@@ -236,7 +233,7 @@ const BudgetProjectList: React.FC = () => {
                     </Space>
                     <Space>
                       {getStatusTag(project.status)}
-                      <Text type="secondary">{project.days_in_status}天</Text>
+                      <Text type="secondary">{project.days_in_status}{t('common.days')}</Text>
                       {isAdmin && (
                         <Button 
                           danger 
@@ -246,7 +243,7 @@ const BudgetProjectList: React.FC = () => {
                             handleDeleteProject(project.id);
                           }}
                         >
-                          删除
+                          {t('common.delete')}
                         </Button>
                       )}
                     </Space>
@@ -254,13 +251,13 @@ const BudgetProjectList: React.FC = () => {
                   
                   <div style={{ marginTop: 12 }}>
                     <Space direction="vertical" size={4} style={{ width: '100%' }}>
-                      <Text type="secondary">客户: {project.customer_name}</Text>
-                      <Text type="secondary">业务经理: {project.manager_name}</Text>
+                      <Text type="secondary">{t('budget.customerLabel')}{project.customer_name}</Text>
+                      <Text type="secondary">{t('budget.managerLabel')}{project.manager_name}</Text>
                       {project.intermediary && (
                         <Text type="secondary">
-                          居间人: {project.intermediary}
+                          {t('budget.intermediaryLabel')}{project.intermediary}
                           {project.intermediary_fee_value && (
-                            <span> 居间费: {formatAmount(project.intermediary_fee_value, 'CNY')}</span>
+                            <span> {t('budget.intermediaryFee')}{formatAmount(project.intermediary_fee_value, 'CNY')}</span>
                           )}
                         </Text>
                       )}
@@ -275,22 +272,21 @@ const BudgetProjectList: React.FC = () => {
         )}
       </Card>
 
-      {/* 删除确认模态框 */}
       <Modal
-        title="删除确认"
+        title={t('budget.deleteConfirm')}
         open={deleteModalVisible}
         onOk={handleDeleteConfirm}
         onCancel={() => setDeleteModalVisible(false)}
         confirmLoading={deleteLoading}
-        okText="确认删除"
-        cancelText="取消"
+        okText={t('common.deleteConfirm')}
+        cancelText={t('common.cancel')}
       >
         <div style={{ marginBottom: 16 }}>
-          <p>确定要删除这个预算项目吗？此操作不可恢复。</p>
-          <p>请输入管理员密码确认删除操作：</p>
+          <p>{t('budget.deleteConfirmMsg')}</p>
+          <p>{t('budget.deletePassMsg')}</p>
         </div>
         <Input.Password
-          placeholder="请输入管理员密码"
+          placeholder={t('budget.deletePass')}
           value={deletePassword}
           onChange={(e) => setDeletePassword(e.target.value)}
           size="large"

frontend/src/pages/budget/ContractCreateModal.tsx

@@ -2,6 +2,7 @@ import React, { useState, useEffect, useCallback } from 'react';
 import { Modal, Form, Input, DatePicker, InputNumber, Select, Space, message } from 'antd';
 import dayjs from 'dayjs';
 import apiClient from '../../utils/request';
+import { useLanguageStore } from '../../store/languageStore';
 import useFormDraft from '../../hooks/useFormDraft';
 
 interface ContractCreateModalProps {
@@ -21,8 +22,8 @@ const ContractCreateModal: React.FC<ContractCreateModalProps> = ({
 }) => {
   const [form] = Form.useForm();
   const [contractAmount, setContractAmount] = useState(0);
+  const { t, currentLanguage } = useLanguageStore();
 
-  // 表单草稿保护
   const { save: saveDraft, restore: restoreDraft, clear: clearDraft, hasDraft } = useFormDraft({
     form,
     storageKey: 'contract_create',
@@ -32,7 +33,6 @@ const ContractCreateModal: React.FC<ContractCreateModalProps> = ({
     saveDraft()
   }, [saveDraft])
   
-  // 生成默认的合同编号（包含时间戳确保唯一性）
   const today = dayjs();
   const dateStr = today.format('YYYYMMDD');
   const timeStr = today.format('HHmmss');
@@ -52,14 +52,10 @@ const ContractCreateModal: React.FC<ContractCreateModalProps> = ({
     }
   }, [visible, form, projectName]);
 
-  // 处理工期变化
   const handlePeriodChange = (value: number) => {
-    // 只需要设置工期天数，不需要计算开始和结束日期
   };
 
-  // 提交表单
   const handleSubmit = async (values: any) => {
-    // 构建提交数据（简化版）
     const submitData = {
       contract_code: values.contract_code,
       project_name: values.project_name,
@@ -67,9 +63,8 @@ const ContractCreateModal: React.FC<ContractCreateModalProps> = ({
       currency: values.currency || 'CNY',
       contract_amount: values.contract_amount || 0,
       contract_period: values.contract_period || 180,
-      warranty_deposit_percentage: 5, // 默认5%
-      warranty_period: 12, // 默认12个月
-      // 其他字段留空，后续在项目管理中补充
+      warranty_deposit_percentage: 5,
+      warranty_period: 12,
       project_overview: '',
       other_requirements: '',
       contract_file: null,
@@ -81,39 +76,39 @@ const ContractCreateModal: React.FC<ContractCreateModalProps> = ({
     try {
       const res = await apiClient.put(`/budget-projects/${projectId}/sign`, submitData, {
         headers: {
-          'x-user-role': 'admin' // 签约操作需要管理员权限
+          'x-user-role': 'admin'
         }
       });
       
       
       if (res.data.success) {
-        message.success('签约成功，项目已自动创建');
+        message.success(t('budget.quickSignSuccess'));
         clearDraft()
         onSuccess();
         onCancel();
       } else {
-        message.error(res.data.message || '操作失败');
+        message.error(res.data.message || t('common.operationFailed'));
       }
     } catch (error: any) {
       console.error('签约失败:', error);
       console.error('错误响应:', error.response);
-      const errorMessage = error.response?.data?.message || error.message || '操作失败';
+      const errorMessage = error.response?.data?.message || error.message || t('common.operationFailed');
       message.error(errorMessage);
     }
   };
 
   return (
     <Modal
-      title="快速签约"
+      title={t('budget.quickSign')}
       open={visible}
       onOk={() => form.submit()}
       onCancel={() => {
         if (form.isFieldsTouched()) {
           Modal.confirm({
-            title: '确认关闭',
-            content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-            okText: '关闭',
-            cancelText: '继续编辑',
+            title: t('common.closeConfirm'),
+            content: t('common.closeConfirmMsg'),
+            okText: t('common.close'),
+            cancelText: t('common.continueEdit'),
             onOk: () => {
               saveDraft()
               onCancel()
@@ -124,8 +119,8 @@ const ContractCreateModal: React.FC<ContractCreateModalProps> = ({
         }
       }}
       width={600}
-      okText="确认签约"
-      cancelText="取消"
+      okText={t('budget.markSigned')}
+      cancelText={t('common.cancel')}
       maskClosable={false}
     >
       <Form
@@ -134,44 +129,43 @@ const ContractCreateModal: React.FC<ContractCreateModalProps> = ({
         onFinish={handleSubmit}
         onValuesChange={handleFormChange}
       >
-        {/* 基本信息 */}
         <Form.Item
           name="contract_code"
-          label="合同编号"
-          rules={[{ required: true, message: '请输入合同编号' }]}
+          label={t('budget.contractNo')}
+          rules={[{ required: true, message: t('budget.contractNoPlaceholder') }]}
         >
-          <Input placeholder="请输入合同编号" />
+          <Input placeholder={t('budget.contractNoPlaceholder')} />
         </Form.Item>
 
         <Form.Item
           name="project_name"
-          label="项目名称"
-          rules={[{ required: true, message: '请输入项目名称' }]}
+          label={t('budget.projectName')}
+          rules={[{ required: true, message: t('budget.projectNamePlaceholder') }]}
         >
-          <Input placeholder="请输入项目名称" />
+          <Input placeholder={t('budget.projectNamePlaceholder')} />
         </Form.Item>
 
         <Form.Item
           name="contract_method"
-          label="承包方式"
-          rules={[{ required: true, message: '请选择承包方式' }]}
+          label={t('budget.contractType')}
+          rules={[{ required: true, message: t('budget.selectContractType') }]}
         >
           <Select 
-            placeholder="请选择承包方式"
+            placeholder={t('budget.selectContractType')}
             options={[
-              { value: 'lump_sum', label: '总价包干' },
-              { value: 'unit_price', label: '单价结算' }
+              { value: 'lump_sum', label: t('budget.fixedAmount') },
+              { value: 'unit_price', label: t('budget.percentage') }
             ]}
           />
         </Form.Item>
 
         <Form.Item
           name="currency"
-          label="币种"
-          rules={[{ required: true, message: '请选择币种' }]}
+          label={t('common.currency')}
+          rules={[{ required: true, message: t('common.pleaseSelect') }]}
         >
           <Select 
-            placeholder="请选择币种"
+            placeholder={t('common.pleaseSelect')}
             options={[
               { value: 'CNY', label: '人民币' },
               { value: 'USD', label: '美元' },
@@ -183,41 +177,40 @@ const ContractCreateModal: React.FC<ContractCreateModalProps> = ({
 
         <Form.Item
           name="contract_amount"
-          label="总价"
+          label={t('budget.totalPrice')}
           rules={[
             {
               required: true,
-              message: '请输入总价'
+              message: t('budget.totalPricePlaceholder')
             }
           ]}
         >
           <InputNumber
             style={{ width: '100%' }}
             min={0}
-            placeholder="请输入总价"
+            placeholder={t('budget.totalPricePlaceholder')}
             formatter={(value) => `¥ ${value}`}
             parser={(value) => value.replace(/¥\s?|(,*)/g, '')}
             onChange={(value) => setContractAmount(value || 0)}
           />
         </Form.Item>
 
-        {/* 工期 */}
         <Form.Item
           name="contract_period"
-          label="工期（天）"
-          rules={[{ required: true, message: '请输入工期' }]}
+          label={t('budget.durationDays')}
+          rules={[{ required: true, message: t('budget.durationPlaceholder') }]}
         >
           <InputNumber
             style={{ width: '100%' }}
             min={1}
-            placeholder="请输入工期（天）"
+            placeholder={t('budget.durationDaysPlaceholder')}
             onChange={handlePeriodChange}
           />
         </Form.Item>
 
         <div style={{ marginTop: 16, padding: 16, background: '#f5f5f5', borderRadius: 8 }}>
           <p style={{ margin: 0, fontSize: 14, color: '#666' }}>
-            注：此为快速签约流程，仅录入基本信息。详细的合同信息可在项目管理中补充。
+            {t('budget.quickSignNote')}
           </p>
         </div>
       </Form>

frontend/src/pages/budget/QuotationCreateModal.tsx

@@ -3,6 +3,7 @@ import { Modal, Form, Input, DatePicker, InputNumber, Select, Upload, Button, me
 import { UploadOutlined, DeleteOutlined, FileOutlined } from '@ant-design/icons';
 import dayjs from 'dayjs';
 import apiClient from '../../utils/request';
+import { useLanguageStore } from '../../store/languageStore';
 import useFormDraft from '../../hooks/useFormDraft';
 
 const { Option } = Select;
@@ -47,8 +48,8 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
   const [form] = Form.useForm();
   const [loading, setLoading] = useState(false);
   const [uploadedFile, setUploadedFile] = useState<{ url: string; name: string } | null>(null);
+  const { t, currentLanguage } = useLanguageStore();
 
-  // 表单草稿保护
   const { save: saveDraft, restore: restoreDraft, clear: clearDraft, hasDraft } = useFormDraft({
     form,
     storageKey: 'quotation_create',
@@ -61,7 +62,6 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
     saveDraft({ uploadedFile })
   }, [saveDraft, uploadedFile])
 
-  // 计算下一个版本号
   const nextVersion = project?.quotations && Array.isArray(project.quotations) && project.quotations.length > 0
     ? Math.max(...project.quotations.map(q => q.version || 0)) + 1
     : 1;
@@ -85,23 +85,33 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
     formData.append('file', file);
 
     try {
+      let authHeader = '';
+      try {
+        const authStorage = localStorage.getItem('auth-storage');
+        if (authStorage) {
+          const parsed = JSON.parse(authStorage);
+          const token = parsed?.state?.token;
+          if (token) authHeader = `Bearer ${token}`;
+        }
+      } catch (e) {}
       const response = await fetch('/api/upload/single', {
         method: 'POST',
         body: formData,
+        headers: authHeader ? { Authorization: authHeader } : {},
       });
 
       const result = await response.json();
 
       if (result.success) {
-        message.success('上传成功');
+        message.success(t('budget.uploadSuccess'));
         setUploadedFile({ url: result.data.url, name: file.name });
         onUploadSuccess(result.data, file);
       } else {
-        message.error(result.error || '上传失败');
+        message.error(result.error || t('common.operationFailed'));
         onError?.(new Error(result.error));
       }
     } catch (error: any) {
-      message.error('上传失败');
+      message.error(t('common.operationFailed'));
       onError?.(error);
     }
   };
@@ -126,11 +136,11 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
 
       const res = await apiClient.post(`/budget-projects/${project.id}/quotations`, quotationData, {
         headers: {
-          'x-user-role': 'admin' // 创建报价版本需要管理员权限
+          'x-user-role': 'admin'
         }
       });
       if (res.data.success) {
-        message.success('新增报价版本成功');
+        message.success(t('budget.addVersion'));
         clearDraft()
         onSuccess();
       }
@@ -138,7 +148,7 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
       if (error.response?.data?.error) {
         message.error(error.response.data.error);
       } else {
-        message.error('创建失败');
+        message.error(t('budget.createFailed'));
       }
     } finally {
       setLoading(false);
@@ -164,16 +174,16 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
 
   return (
     <Modal
-      title="新增报价版本"
+      title={t('budget.newQuotation')}
       open={visible}
       onOk={handleSubmit}
       onCancel={() => {
         if (form.isFieldsTouched()) {
           Modal.confirm({
-            title: '确认关闭',
-            content: '表单数据尚未保存，关闭后可通过草稿恢复。确定关闭吗？',
-            okText: '关闭',
-            cancelText: '继续编辑',
+            title: t('common.closeConfirm'),
+            content: t('common.closeConfirmMsg'),
+            okText: t('common.close'),
+            cancelText: t('common.continueEdit'),
             onOk: () => {
               saveDraft({ uploadedFile })
               onCancel()
@@ -185,12 +195,11 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
       }}
       width={600}
       confirmLoading={loading}
-      okText="保存"
-      cancelText="取消"
+      okText={t('common.save')}
+      cancelText={t('common.cancel')}
       maskClosable={false}
     >
       <Form form={form} layout="vertical" onValuesChange={handleFormChange}>
-        {/* 项目信息展示 */}
         <div style={{ 
           padding: 16, 
           background: '#f5f5f5', 
@@ -198,46 +207,46 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
           marginBottom: 24 
         }}>
           <div style={{ marginBottom: 8 }}>
-            <span style={{ color: '#666' }}>项目名称: </span>
+            <span style={{ color: '#666' }}>{t('budget.projectLabel')}</span>
             <span style={{ fontWeight: 500 }}>{project?.name}</span>
           </div>
           <div>
-            <span style={{ color: '#666' }}>当前版本: </span>
+            <span style={{ color: '#666' }}>{t('budget.version')}</span>
             <span style={{ fontWeight: 500 }}>V{nextVersion - 1}</span>
             <span style={{ color: '#999', marginLeft: 8 }}>
-              (新创建将为 V{nextVersion})
+              ({t('budget.newQuotation')} V{nextVersion})
             </span>
           </div>
         </div>
 
         <Form.Item
           name="quotation_date"
-          label="报价日期"
-          rules={[{ required: true, message: '请选择报价日期' }]}
+          label={t('budget.quotationDate')}
+          rules={[{ required: true, message: t('budget.selectDate') }]}
         >
           <DatePicker style={{ width: '100%' }} />
         </Form.Item>
 
         <Form.Item
           name="amount"
-          label="报价金额"
-          rules={[{ required: true, message: '请输入报价金额' }]}
+          label={t('budget.quotationAmount')}
+          rules={[{ required: true, message: t('budget.amountPlaceholder') }]}
         >
           <InputNumber
             style={{ width: '100%' }}
             min={0}
             precision={2}
-            placeholder="请输入报价金额"
-            addonAfter="元"
+            placeholder={t('budget.amountPlaceholder')}
+            addonAfter={t('common.yuan')}
           />
         </Form.Item>
 
         <Form.Item
           name="currency"
-          label="币种"
-          rules={[{ required: true, message: '请选择币种' }]}
+          label={t('common.currency')}
+          rules={[{ required: true, message: t('common.pleaseSelect') }]}
         >
-          <Select placeholder="请选择币种">
+          <Select placeholder={t('common.pleaseSelect')}>
             {CURRENCIES.map((c) => (
               <Option key={c.value} value={c.value}>
                 {c.label} ({c.symbol})
@@ -246,14 +255,14 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
           </Select>
         </Form.Item>
 
-        <Form.Item label="报价文件">
+        <Form.Item label={t('budget.quotationFile')}>
           {uploadedFile ? (
             <div style={{ display: 'flex', alignItems: 'center', gap: 12 }}>
               {getFileIcon()}
               <div style={{ flex: 1 }}>
                 <div style={{ fontWeight: 500 }}>{uploadedFile.name}</div>
                 <a href={uploadedFile.url} target="_blank" rel="noopener noreferrer">
-                  查看文件
+                  {t('budget.viewFile')}
                 </a>
               </div>
               <Button 
@@ -262,7 +271,7 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
                 onClick={handleRemoveFile}
                 size="small"
               >
-                删除
+                {t('common.delete')}
               </Button>
             </div>
           ) : (
@@ -272,13 +281,13 @@ const QuotationCreateModal: React.FC<QuotationCreateModalProps> = ({
               showUploadList={false}
               maxCount={1}
             >
-              <Button icon={<UploadOutlined />}>上传文件</Button>
+              <Button icon={<UploadOutlined />}>{t('budget.uploadFile')}</Button>
             </Upload>
           )}
         </Form.Item>
 
-        <Form.Item name="remark" label="备注">
-          <Input.TextArea rows={3} placeholder="请输入备注信息" />
+        <Form.Item name="remark" label={t('common.remark')}>
+          <Input.TextArea rows={3} placeholder={t('budget.remarkPlaceholder')} />
         </Form.Item>
       </Form>
     </Modal>

frontend/src/pages/construction/ConstructionList.tsx

@@ -5,25 +5,16 @@ import { useNavigate } from 'react-router-dom';
 import apiClient from '../../utils/request';
 import dayjs from 'dayjs';
 import { useAuthStore } from '../../store/authStore';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph, Text } = Typography;
 
-// 天气图标映射
 const WEATHER_ICONS: Record<string, string> = {
-  sunny: '☀️ 晴',
-  cloudy: '⛅ 多云',
-  rainy: '🌧️ 雨',
-  stormy: '⛈️ 雷暴',
-  windy: '💨 大风',
-};
-
-// 项目状态映射
-const STATUS_CONFIG: Record<string, { color: string; text: string }> = {
-  pending: { color: 'default', text: '待开始' },
-  active: { color: 'processing', text: '施工中' },
-  completed: { color: 'success', text: '完工' },
-  suspended: { color: 'warning', text: '暂停' },
-  cancelled: { color: 'error', text: '已取消' },
+  sunny: '☀️',
+  cloudy: '⛅',
+  rainy: '🌧️',
+  stormy: '⛈️',
+  windy: '💨',
 };
 
 interface Project {
@@ -52,6 +43,15 @@ const ConstructionList: React.FC = () => {
   const [loading, setLoading] = useState(true);
   const navigate = useNavigate();
   const { user } = useAuthStore();
+  const { t, currentLanguage } = useLanguageStore();
+
+  const STATUS_CONFIG: Record<string, { color: string; text: string }> = {
+    pending: { color: 'default', text: t('construction.pendingStart') },
+    active: { color: 'processing', text: t('construction.underConstruction') },
+    completed: { color: 'success', text: t('construction.completed') },
+    suspended: { color: 'warning', text: t('construction.paused') },
+    cancelled: { color: 'error', text: t('construction.cancelled') },
+  };
 
   useEffect(() => {
     const checkMobile = () => setIsMobile(window.innerWidth <= 768);
@@ -73,7 +73,7 @@ const ConstructionList: React.FC = () => {
       }
     } catch (error) {
       console.error('获取项目列表失败:', error);
-      message.error('获取项目列表失败');
+      message.error(t('construction.getListFailed'));
     } finally {
       setLoading(false);
     }
@@ -94,6 +94,18 @@ const ConstructionList: React.FC = () => {
     return dayjs(dateStr).isSame(dayjs(), 'day');
   };
 
+  const getWeatherLabel = (weather: string) => {
+    const icon = WEATHER_ICONS[weather] || '';
+    const textMap: Record<string, string> = {
+      sunny: t('construction.sunny'),
+      cloudy: t('construction.cloudy'),
+      rainy: t('construction.rain'),
+      stormy: t('construction.thunderstorm'),
+      windy: t('construction.windy'),
+    };
+    return `${icon} ${textMap[weather] || weather}`;
+  };
+
   const renderProjectCard = (project: Project) => {
     const statusConfig = STATUS_CONFIG[project.status] || STATUS_CONFIG.pending;
     const hasTodayLog = project.latest_log && isToday(project.latest_log.log_date);
@@ -108,7 +120,6 @@ const ConstructionList: React.FC = () => {
         }}
         styles={{ body: { padding: isMobile ? 16 : 20 } }}
       >
-        {/* 项目头部 */}
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-start', marginBottom: 12 }}>
           <div style={{ flex: 1 }}>
             <div style={{ display: 'flex', alignItems: 'center', gap: 8, marginBottom: 4 }}>
@@ -116,7 +127,7 @@ const ConstructionList: React.FC = () => {
               <Text strong style={{ fontSize: isMobile ? 15 : 16 }}>{project.name}</Text>
             </div>
             <Text type="secondary" style={{ fontSize: 13 }}>
-              客户: {project.customer_name || '未指定'}
+              {t('construction.customerLabel')}{project.customer_name || t('common.notSet')}
             </Text>
           </div>
           <Tag color={statusConfig.color} style={{ marginLeft: 8 }}>
@@ -124,10 +135,9 @@ const ConstructionList: React.FC = () => {
           </Tag>
         </div>
 
-        {/* 进度条 */}
         <div style={{ marginBottom: 12 }}>
           <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 4 }}>
-            <Text type="secondary" style={{ fontSize: 12 }}>施工进度</Text>
+            <Text type="secondary" style={{ fontSize: 12 }}>{t('construction.progress')}</Text>
             <Text strong style={{ fontSize: 12 }}>{Math.round((project.progress_percentage || 0))}%</Text>
           </div>
           <Progress 
@@ -141,7 +151,6 @@ const ConstructionList: React.FC = () => {
           />
         </div>
 
-        {/* 最新日志状态 */}
         {project.status === 'active' && (
           <div style={{ 
             padding: '8px 12px', 
@@ -156,13 +165,13 @@ const ConstructionList: React.FC = () => {
               <>
                 <span>✅</span>
                 <Text style={{ fontSize: 13 }}>
-                  今日日志: {project.latest_log?.work_content?.substring(0, 30)}...
+                  {t('construction.todayLog')}{project.latest_log?.work_content?.substring(0, 30)}...
                 </Text>
               </>
             ) : (
               <>
                 <span>⚠️</span>
-                <Text type="warning" style={{ fontSize: 13 }}>今日日志: 未填写</Text>
+                <Text type="warning" style={{ fontSize: 13 }}>{t('construction.todayLogEmpty')}</Text>
               </>
             )}
           </div>
@@ -170,7 +179,6 @@ const ConstructionList: React.FC = () => {
 
         <Divider style={{ margin: '12px 0' }} />
 
-        {/* 操作按钮 */}
         <Row gutter={[8, 8]}>
           <Col xs={24} sm={8}>
             <Button
@@ -181,7 +189,7 @@ const ConstructionList: React.FC = () => {
               size={isMobile ? 'large' : 'middle'}
               style={{ borderRadius: 8 }}
             >
-              {project.status === 'active' && !hasTodayLog ? '📝 写今日日志' : '📝 施工日志'}
+              {project.status === 'active' && !hasTodayLog ? `📝 ${t('construction.writeLog')}` : `📝 ${t('construction.constructionLog')}`}
             </Button>
           </Col>
           <Col xs={24} sm={8}>
@@ -192,7 +200,7 @@ const ConstructionList: React.FC = () => {
               size={isMobile ? 'large' : 'middle'}
               style={{ borderRadius: 8 }}
             >
-              📷 上传照片
+              {`📷 ${t('construction.uploadPhoto')}`}
             </Button>
           </Col>
           <Col xs={24} sm={8}>
@@ -203,7 +211,7 @@ const ConstructionList: React.FC = () => {
               size={isMobile ? 'large' : 'middle'}
               style={{ borderRadius: 8 }}
             >
-              📋 节点进度
+              {`📋 ${t('construction.milestoneProgress')}`}
             </Button>
           </Col>
         </Row>
@@ -217,42 +225,40 @@ const ConstructionList: React.FC = () => {
       maxWidth: 1200,
       margin: '0 auto'
     }}>
-      {/* 页面标题 */}
       <div style={{ marginBottom: isMobile ? 16 : 24 }}>
         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
-          <Title level={isMobile ? 4 : 3} style={{ marginBottom: 0 }}>施工管理</Title>
+          <Title level={isMobile ? 4 : 3} style={{ marginBottom: 0 }}>{t('construction.management')}</Title>
           <Button 
             icon={<ReloadOutlined />} 
             onClick={fetchProjects}
             loading={loading}
           >
-            刷新
+            {t('common.refresh')}
           </Button>
         </div>
         <Paragraph type="secondary" style={{ marginTop: 8, marginBottom: 0 }}>
-          查看和管理您的施工项目
+          {t('construction.description')}
         </Paragraph>
       </div>
 
-      {/* 项目列表 */}
       {loading ? (
         <div style={{ textAlign: 'center', padding: 60 }}>
           <Spin size="large" />
-          <Paragraph type="secondary" style={{ marginTop: 16 }}>加载中...</Paragraph>
+          <Paragraph type="secondary" style={{ marginTop: 16 }}>{t('common.loading')}</Paragraph>
         </div>
       ) : projects.length === 0 ? (
         <Card style={{ borderRadius: 12 }}>
           <Empty
-            description="暂无施工项目"
+            description={t('construction.noConstructionProjects')}
             image={Empty.PRESENTED_IMAGE_SIMPLE}
           >
-            <Text type="secondary">请联系管理员为您分配施工项目</Text>
+            <Text type="secondary">{t('construction.contactAdmin')}</Text>
           </Empty>
         </Card>
       ) : (
         <div>
           <Text type="secondary" style={{ marginBottom: 12, display: 'block' }}>
-            我的施工项目 ({projects.length})
+            {t('construction.myProjects')} ({projects.length})
           </Text>
           {projects.map(project => renderProjectCard(project))}
         </div>

frontend/src/pages/construction/ConstructionLog.tsx

@@ -11,18 +11,18 @@ import {
 import apiClient from '../../utils/request';
 import dayjs from 'dayjs';
 import { useAuthStore } from '../../store/authStore';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph, Text } = Typography;
 const { TextArea } = Input;
 const { Option } = Select;
 
-// 天气选项
 const WEATHER_OPTIONS = [
-  { value: 'sunny', label: '☀️ 晴', icon: '☀️' },
-  { value: 'cloudy', label: '⛅ 多云', icon: '⛅' },
-  { value: 'rainy', label: '🌧️ 雨', icon: '🌧️' },
-  { value: 'stormy', label: '⛈️ 雷暴', icon: '⛈️' },
-  { value: 'windy', label: '💨 大风', icon: '💨' },
+  { value: 'sunny', icon: '☀️' },
+  { value: 'cloudy', icon: '⛅' },
+  { value: 'rainy', icon: '🌧️' },
+  { value: 'stormy', icon: '⛈️' },
+  { value: 'windy', icon: '💨' },
 ];
 
 interface Log {
@@ -57,6 +57,7 @@ const ConstructionLog: React.FC = () => {
   const [projectInfo, setProjectInfo] = useState<any>(null);
   const [form] = Form.useForm();
   const { user } = useAuthStore();
+  const { t, currentLanguage } = useLanguageStore();
 
   useEffect(() => {
     const checkMobile = () => setIsMobile(window.innerWidth <= 768);
@@ -81,7 +82,7 @@ const ConstructionLog: React.FC = () => {
       }
     } catch (error) {
       console.error('获取日志列表失败:', error);
-      message.error('获取日志列表失败');
+      message.error(t('construction.getLogFailed'));
     } finally {
       setLoading(false);
     }
@@ -107,18 +108,18 @@ const ConstructionLog: React.FC = () => {
         log_date: values.log_date.format('YYYY-MM-DD'),
         weather: values.weather,
         work_content: values.work_content,
-        photos: '', // 暂时为空，后续添加照片上传功能
+        photos: '',
       });
       
       if (res.data.success) {
-        message.success('日志添加成功');
+        message.success(t('construction.logAddSuccess'));
         setModalVisible(false);
         form.resetFields();
         fetchLogs();
       }
     } catch (error) {
       console.error('添加日志失败:', error);
-      message.error('添加日志失败');
+      message.error(t('construction.logAddFailed'));
     } finally {
       setSubmitting(false);
     }
@@ -128,18 +129,17 @@ const ConstructionLog: React.FC = () => {
     try {
       const res = await apiClient.delete(`/construction-logs/${logId}`);
       if (res.data.success) {
-        message.success('日志删除成功');
+        message.success(t('construction.logDeleteSuccess'));
         fetchLogs();
       }
     } catch (error) {
       console.error('删除日志失败:', error);
-      message.error('删除日志失败');
+      message.error(t('construction.logDeleteFailed'));
     }
   };
 
-  // 按日期分组
   const groupedLogs = logs.reduce((acc, log) => {
-    const month = dayjs(log.log_date).format('YYYY年MM月');
+    const month = dayjs(log.log_date).format(t('construction.yearMonth'));
     if (!acc[month]) {
       acc[month] = [];
     }
@@ -149,7 +149,16 @@ const ConstructionLog: React.FC = () => {
 
   const getWeatherLabel = (value: string) => {
     const option = WEATHER_OPTIONS.find(o => o.value === value);
-    return option ? option.label : value;
+    const textMap: Record<string, string> = {
+      sunny: t('construction.sunny'),
+      cloudy: t('construction.cloudy'),
+      rainy: t('construction.rain'),
+      stormy: t('construction.thunderstorm'),
+      windy: t('construction.windy'),
+    };
+    const icon = option ? option.icon : '';
+    const text = textMap[value] || value;
+    return `${icon} ${text}`;
   };
 
   const formatFileSize = (bytes: number) => {
@@ -168,62 +177,57 @@ const ConstructionLog: React.FC = () => {
       }}
       styles={{ body: { padding: isMobile ? 16 : 20 } }}
     >
-      {/* 日志头部 */}
       <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 12 }}>
         <Space>
           <CalendarOutlined style={{ color: '#1890ff' }} />
-          <Text strong style={{ fontSize: 15 }}>{dayjs(log.log_date).format('MM月DD日')}</Text>
+          <Text strong style={{ fontSize: 15 }}>{dayjs(log.log_date).format(t('construction.monthDay'))}</Text>
           <Tag color="blue">{getWeatherLabel(log.weather)}</Tag>
         </Space>
         <Space>
-          <Text type="secondary" style={{ fontSize: 12 }}>记录人: {log.recorder_name || '未知'}</Text>
+          <Text type="secondary" style={{ fontSize: 12 }}>{t('construction.recorderLabel')}{log.recorder_name || t('common.unknown')}</Text>
           <Popconfirm
-            title="确定删除此日志？"
-            description="删除后无法恢复"
+            title={t('construction.deleteLogConfirmTitle')}
+            description={t('construction.deleteLogConfirmDesc')}
             onConfirm={() => handleDeleteLog(log.id)}
-            okText="确定"
-            cancelText="取消"
+            okText={t('common.confirm')}
+            cancelText={t('common.cancel')}
           >
             <Button type="text" danger size="small" icon={<DeleteOutlined />} />
           </Popconfirm>
         </Space>
       </div>
 
-      {/* 工作内容 */}
       {log.work_content && (
         <div style={{ marginBottom: 12 }}>
-          <Text type="secondary" style={{ fontSize: 12 }}>今日工作:</Text>
+          <Text type="secondary" style={{ fontSize: 12 }}>{t('construction.todayWorkLabel')}</Text>
           <Paragraph style={{ margin: '4px 0 0', whiteSpace: 'pre-wrap' }}>
             {log.work_content}
           </Paragraph>
         </div>
       )}
 
-      {/* 明日计划 */}
       {log.next_plan && (
         <div style={{ marginBottom: 12 }}>
-          <Text type="secondary" style={{ fontSize: 12 }}>明日计划:</Text>
+          <Text type="secondary" style={{ fontSize: 12 }}>{t('construction.tomorrowPlanLabel')}</Text>
           <Paragraph style={{ margin: '4px 0 0', whiteSpace: 'pre-wrap' }}>
             {log.next_plan}
           </Paragraph>
         </div>
       )}
 
-      {/* 问题记录 */}
       {log.issues && (
         <div style={{ marginBottom: 12 }}>
-          <Text type="secondary" style={{ fontSize: 12 }}>问题记录:</Text>
+          <Text type="secondary" style={{ fontSize: 12 }}>{t('construction.issueRecordLabel')}</Text>
           <Paragraph style={{ margin: '4px 0 0', color: '#fa8c16', whiteSpace: 'pre-wrap' }}>
             {log.issues}
           </Paragraph>
         </div>
       )}
 
-      {/* 照片展示 */}
       {log.photos && log.photos.length > 0 && (
         <div style={{ marginTop: 12 }}>
           <Text type="secondary" style={{ fontSize: 12, marginBottom: 8, display: 'block' }}>
-            施工照片 ({log.photos.length}张):
+            {t('construction.constructionPhoto')} ({log.photos.length}{t('common.sheet')}):
           </Text>
           <Image.PreviewGroup>
             <div style={{ display: 'flex', flexWrap: 'wrap', gap: 8 }}>
@@ -266,7 +270,6 @@ const ConstructionLog: React.FC = () => {
       maxWidth: 800,
       margin: '0 auto'
     }}>
-      {/* 页面头部 */}
       <div style={{ marginBottom: isMobile ? 16 : 24 }}>
         <div style={{ display: 'flex', alignItems: 'center', gap: 12, marginBottom: 8 }}>
           <Button 
@@ -275,7 +278,7 @@ const ConstructionLog: React.FC = () => {
           />
           <div>
             <Title level={isMobile ? 4 : 3} style={{ margin: 0 }}>
-              施工日志
+              {t('construction.constructionLog')}
             </Title>
             {projectInfo && (
               <Text type="secondary" style={{ fontSize: 13 }}>
@@ -286,16 +289,15 @@ const ConstructionLog: React.FC = () => {
         </div>
       </div>
 
-      {/* 日志列表 */}
       {loading ? (
         <div style={{ textAlign: 'center', padding: 60 }}>
           <Spin size="large" />
         </div>
       ) : logs.length === 0 ? (
         <Card style={{ borderRadius: 12 }}>
-          <Empty description="暂无施工日志">
+          <Empty description={t('construction.noLog')}>
             <Button type="primary" icon={<PlusOutlined />} onClick={() => setModalVisible(true)}>
-              添加第一条日志
+              {t('construction.addFirstLog')}
             </Button>
           </Empty>
         </Card>
@@ -312,7 +314,6 @@ const ConstructionLog: React.FC = () => {
         </div>
       )}
 
-      {/* 底部添加按钮 */}
       <div style={{ 
         position: 'fixed', 
         bottom: 24, 
@@ -332,19 +333,18 @@ const ConstructionLog: React.FC = () => {
             boxShadow: '0 4px 12px rgba(24, 144, 255, 0.4)'
           }}
         >
-          新增日志
+          {t('construction.newLog')}
         </Button>
       </div>
 
-      {/* 新增日志弹窗 */}
       <Modal
-        title="新增施工日志"
+        title={t('construction.newConstructionLog')}
         open={modalVisible}
         onOk={handleSubmit}
         onCancel={() => setModalVisible(false)}
         confirmLoading={submitting}
-        okText="提交"
-        cancelText="取消"
+        okText={t('common.submit')}
+        cancelText={t('common.cancel')}
         width={isMobile ? '95%' : 500}
         style={{ top: 20 }}
       >
@@ -360,8 +360,8 @@ const ConstructionLog: React.FC = () => {
             <Col span={12}>
               <Form.Item 
                 name="log_date" 
-                label="日期" 
-                rules={[{ required: true, message: '请选择日期' }]}
+                label={t('common.date')} 
+                rules={[{ required: true, message: t('construction.selectDate') }]}
               >
                 <DatePicker 
                   style={{ width: '100%' }} 
@@ -374,12 +374,12 @@ const ConstructionLog: React.FC = () => {
               <Form.Item 
                 name="weather" 
                 label="天气" 
-                rules={[{ required: true, message: '请选择天气' }]}
+                rules={[{ required: true, message: t('construction.selectWeather') }]}
               >
                 <Select size="large">
                   {WEATHER_OPTIONS.map(opt => (
                     <Option key={opt.value} value={opt.value}>
-                      {opt.label}
+                      {opt.icon} {t(`construction.${opt.value}`)}
                     </Option>
                   ))}
                 </Select>
@@ -389,33 +389,33 @@ const ConstructionLog: React.FC = () => {
 
           <Form.Item 
             name="work_content" 
-            label="今日工作"
-            rules={[{ required: true, message: '请填写今日工作内容' }]}
+            label={t('construction.todayWorkLabel')}
+            rules={[{ required: true, message: t('construction.inputTodayWork') }]}
           >
             <TextArea 
               rows={3} 
-              placeholder="描述今日完成的施工工作..."
+              placeholder={t('construction.todayWorkPlaceholder')}
               size="large"
             />
           </Form.Item>
 
-          <Form.Item name="next_plan" label="明日计划">
+          <Form.Item name="next_plan" label={t('construction.tomorrowPlanLabel')}>
             <TextArea 
               rows={2} 
-              placeholder="明日工作计划..."
+              placeholder={t('construction.tomorrowPlanPlaceholder')}
               size="large"
             />
           </Form.Item>
 
-          <Form.Item name="issues" label="问题记录">
+          <Form.Item name="issues" label={t('construction.issueRecordLabel')}>
             <TextArea 
               rows={2} 
-              placeholder="遇到的问题或需要协调的事项..."
+              placeholder={t('construction.issuePlaceholder')}
               size="large"
             />
           </Form.Item>
 
-          <Form.Item label="上传照片">
+          <Form.Item label={t('construction.uploadPhoto')}>
             <Upload
               listType="picture-card"
               multiple
@@ -425,11 +425,11 @@ const ConstructionLog: React.FC = () => {
             >
               <div>
                 <CameraOutlined style={{ fontSize: 20 }} />
-                <div style={{ marginTop: 4, fontSize: 12 }}>添加照片</div>
+                <div style={{ marginTop: 4, fontSize: 12 }}>{t('construction.addPhoto')}</div>
               </div>
             </Upload>
             <Text type="secondary" style={{ fontSize: 12 }}>
-              支持上传多张照片，最多9张
+              {t('construction.multiPhotoSupport')}
             </Text>
           </Form.Item>
         </Form>

frontend/src/pages/construction/ConstructionMilestones.tsx

@@ -9,42 +9,10 @@ import {
 } from '@ant-design/icons';
 import apiClient from '../../utils/request';
 import dayjs from 'dayjs';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph, Text } = Typography;
 
-// 节点状态配置
-const STATUS_CONFIG: Record<string, { 
-  color: string; 
-  text: string; 
-  icon: React.ReactNode;
-  timelineColor: string;
-}> = {
-  pending: { 
-    color: 'default', 
-    text: '待开始', 
-    icon: <ClockCircleOutlined />,
-    timelineColor: 'gray'
-  },
-  in_progress: { 
-    color: 'processing', 
-    text: '进行中', 
-    icon: <SyncOutlined spin />,
-    timelineColor: 'blue'
-  },
-  completed: { 
-    color: 'success', 
-    text: '已完成', 
-    icon: <CheckCircleOutlined />,
-    timelineColor: 'green'
-  },
-  cancelled: { 
-    color: 'error', 
-    text: '已取消', 
-    icon: <CloseCircleOutlined />,
-    timelineColor: 'red'
-  },
-};
-
 interface Milestone {
   id: number;
   node_name: string;
@@ -62,6 +30,39 @@ const ConstructionMilestones: React.FC = () => {
   const [milestones, setMilestones] = useState<Milestone[]>([]);
   const [projectInfo, setProjectInfo] = useState<any>(null);
   const [loading, setLoading] = useState(true);
+  const { t, currentLanguage } = useLanguageStore();
+
+  const STATUS_CONFIG: Record<string, { 
+    color: string; 
+    text: string; 
+    icon: React.ReactNode;
+    timelineColor: string;
+  }> = {
+    pending: { 
+      color: 'default', 
+      text: t('construction.pendingStart'), 
+      icon: <ClockCircleOutlined />,
+      timelineColor: 'gray'
+    },
+    in_progress: { 
+      color: 'processing', 
+      text: t('construction.inProgress'), 
+      icon: <SyncOutlined spin />,
+      timelineColor: 'blue'
+    },
+    completed: { 
+      color: 'success', 
+      text: t('construction.completed'), 
+      icon: <CheckCircleOutlined />,
+      timelineColor: 'green'
+    },
+    cancelled: { 
+      color: 'error', 
+      text: t('construction.cancelled'), 
+      icon: <CloseCircleOutlined />,
+      timelineColor: 'red'
+    },
+  };
 
   useEffect(() => {
     const checkMobile = () => setIsMobile(window.innerWidth <= 768);
@@ -102,7 +103,6 @@ const ConstructionMilestones: React.FC = () => {
     }
   };
 
-  // 计算进度
   const completedCount = milestones.filter(m => m.status === 'completed').length;
   const totalCount = milestones.length;
   const progressPercent = totalCount > 0 ? Math.round((completedCount / totalCount) * 100) : 0;
@@ -147,7 +147,7 @@ const ConstructionMilestones: React.FC = () => {
           </div>
           {milestone.due_date && (
             <Text type="secondary" style={{ fontSize: 12, marginTop: 4, display: 'block' }}>
-              计划完成: {dayjs(milestone.due_date).format('YYYY-MM-DD')}
+              {t('construction.plannedComplete')}{dayjs(milestone.due_date).format('YYYY-MM-DD')}
             </Text>
           )}
         </Card>
@@ -161,7 +161,6 @@ const ConstructionMilestones: React.FC = () => {
       maxWidth: 800,
       margin: '0 auto'
     }}>
-      {/* 页面头部 */}
       <div style={{ marginBottom: isMobile ? 16 : 24 }}>
         <div style={{ display: 'flex', alignItems: 'center', gap: 12, marginBottom: 8 }}>
           <Button 
@@ -170,7 +169,7 @@ const ConstructionMilestones: React.FC = () => {
           />
           <div>
             <Title level={isMobile ? 4 : 3} style={{ margin: 0 }}>
-              节点进度
+              {t('construction.milestoneProgress')}
             </Title>
             {projectInfo && (
               <Text type="secondary" style={{ fontSize: 13 }}>
@@ -181,11 +180,10 @@ const ConstructionMilestones: React.FC = () => {
         </div>
       </div>
 
-      {/* 进度概览 */}
       {!loading && milestones.length > 0 && (
         <Card style={{ marginBottom: 16, borderRadius: 12 }}>
           <div style={{ textAlign: 'center', marginBottom: 16 }}>
-            <Text type="secondary">整体进度</Text>
+            <Text type="secondary">{t('construction.overallProgress')}</Text>
             <Title level={2} style={{ margin: '8px 0 0' }}>{progressPercent}%</Title>
           </div>
           <Progress 
@@ -199,31 +197,30 @@ const ConstructionMilestones: React.FC = () => {
             <div style={{ textAlign: 'center' }}>
               <Text strong style={{ fontSize: 20 }}>{completedCount}</Text>
               <br />
-              <Text type="secondary" style={{ fontSize: 12 }}>已完成</Text>
+              <Text type="secondary" style={{ fontSize: 12 }}>{t('construction.completed')}</Text>
             </div>
             <div style={{ textAlign: 'center' }}>
               <Text strong style={{ fontSize: 20 }}>{totalCount - completedCount}</Text>
               <br />
-              <Text type="secondary" style={{ fontSize: 12 }}>进行中</Text>
+              <Text type="secondary" style={{ fontSize: 12 }}>{t('construction.inProgress')}</Text>
             </div>
             <div style={{ textAlign: 'center' }}>
               <Text strong style={{ fontSize: 20 }}>{totalCount}</Text>
               <br />
-              <Text type="secondary" style={{ fontSize: 12 }}>总节点</Text>
+              <Text type="secondary" style={{ fontSize: 12 }}>{t('construction.totalNodes')}</Text>
             </div>
           </div>
         </Card>
       )}
 
-      {/* 节点时间线 */}
       {loading ? (
         <div style={{ textAlign: 'center', padding: 60 }}>
           <Spin size="large" />
         </div>
       ) : milestones.length === 0 ? (
         <Card style={{ borderRadius: 12 }}>
-          <Empty description="暂无施工节点">
-            <Text type="secondary">节点由项目经理在项目设置中配置</Text>
+          <Empty description={t('construction.noMilestones')}>
+            <Text type="secondary">{t('construction.milestoneConfigured')}</Text>
           </Empty>
         </Card>
       ) : (

frontend/src/pages/construction/ConstructionOverview.tsx

@@ -3,6 +3,7 @@ import { Card, Button, Progress, Tag, List, Spin, message, Empty, Space, Typogra
 import { ArrowLeftOutlined, RightOutlined } from '@ant-design/icons';
 import { useNavigate } from 'react-router-dom';
 import apiClient from '../../utils/request';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Text } = Typography;
 
@@ -28,6 +29,7 @@ const ConstructionOverview: React.FC = () => {
   const [projects, setProjects] = useState<Project[]>([]);
   const [loading, setLoading] = useState(false);
   const navigate = useNavigate();
+  const { t, currentLanguage } = useLanguageStore();
 
   useEffect(() => { fetchProjects(); }, []);
 
@@ -45,7 +47,7 @@ const ConstructionOverview: React.FC = () => {
         }));
         setProjects(enriched);
       }
-    } catch (e) { message.error('获取项目列表失败'); }
+    } catch (e) { message.error(t('construction.getListFailed')); }
     finally { setLoading(false); }
   };
 
@@ -55,7 +57,7 @@ const ConstructionOverview: React.FC = () => {
   };
 
   const getStatusText = (status: string) => {
-    const map: Record<string, string> = { active: '施工中', in_progress: '施工中', planning: '待开工', completed: '已完工', suspended: '暂停' };
+    const map: Record<string, string> = { active: t('construction.underConstruction'), in_progress: t('construction.underConstruction'), planning: t('construction.pendingStart'), completed: t('construction.completed'), suspended: t('construction.paused') };
     return map[status] || status;
   };
 
@@ -64,28 +66,28 @@ const ConstructionOverview: React.FC = () => {
 
   return (
     <div style={{ padding: 24 }}>
-      <Card title={<Title level={4} style={{ margin: 0 }}>施工总览</Title>}>
+      <Card title={<Title level={4} style={{ margin: 0 }}>{t('construction.overview')}</Title>}>
         <Spin spinning={loading}>
           {activeProjects.length === 0 && completedProjects.length === 0 ? (
-            <Empty description="暂无施工项目" />
+            <Empty description={t('construction.noProjects')} />
           ) : (
             <>
               {activeProjects.length > 0 && (
                 <>
-                  <Text strong style={{ fontSize: 16 }}>施工中项目：{activeProjects.length}个</Text>
+                  <Text strong style={{ fontSize: 16 }}>{t('construction.underConstruction')}{activeProjects.length}{t('common.unit')}</Text>
                   <List
                     style={{ marginTop: 16 }}
                     dataSource={activeProjects}
                     renderItem={(project) => (
                       <List.Item
-                        actions={[<Button type="primary" icon={<RightOutlined />} onClick={() => navigate(`/construction/progress/${project.id}`)}>进入</Button>]}
+                        actions={[<Button type="primary" icon={<RightOutlined />} onClick={() => navigate(`/construction/progress/${project.id}`)}>{t('construction.enter')}</Button>]}
                       >
                         <List.Item.Meta
                           title={<Space><Text strong>{project.name}</Text><Tag color={getStatusColor(project.status)}>{getStatusText(project.status)}</Tag></Space>}
                           description={
                             <div style={{ marginTop: 8 }}>
                               <div style={{ marginBottom: 4 }}>
-                                <Text type="secondary">当前阶段：{project.current_phase || '未设置'}</Text>
+                                <Text type="secondary">{t('construction.currentPhase')}{project.current_phase || t('common.notSet')}</Text>
                                 {project.phases.length > 0 && <Text type="secondary" style={{ marginLeft: 16 }}>（{project.phases.filter(p => p.status === 'completed').length}/{project.phases.length}）</Text>}
                               </div>
                               <Progress percent={project.phase_progress || 0} size="small" strokeColor="#1890ff" />
@@ -99,16 +101,16 @@ const ConstructionOverview: React.FC = () => {
               )}
               {completedProjects.length > 0 && (
                 <>
-                  <Text strong style={{ fontSize: 16, marginTop: 24, display: 'block' }}>已完工项目：{completedProjects.length}个</Text>
+                  <Text strong style={{ fontSize: 16, marginTop: 24, display: 'block' }}>{t('construction.completedProjects')}{completedProjects.length}{t('common.unit')}</Text>
                   <List
                     style={{ marginTop: 16 }}
                     dataSource={completedProjects}
                     renderItem={(project) => (
                       <List.Item
-                        actions={[<Button icon={<RightOutlined />} onClick={() => navigate(`/construction/progress/${project.id}`)}>查看</Button>]}
+                        actions={[<Button icon={<RightOutlined />} onClick={() => navigate(`/construction/progress/${project.id}`)}>{t('common.view')}</Button>]}
                       >
                         <List.Item.Meta
-                          title={<Space><Text>{project.name}</Text><Tag>已完工</Tag></Space>}
+                          title={<Space><Text>{project.name}</Text><Tag>{t('construction.completed')}</Tag></Space>}
                           description={<Progress percent={100} size="small" />}
                         />
                       </List.Item>

frontend/src/pages/dashboard/DashboardPage.tsx

@@ -7,10 +7,12 @@ import {
   TeamOutlined
 } from '@ant-design/icons';
 import apiClient from '../../utils/request';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title } = Typography;
 
 const DashboardPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
   const [isMobile, setIsMobile] = useState(false);
   const [projectData, setProjectData] = useState<any[]>([]);
   const [stats, setStats] = useState({
@@ -32,83 +34,136 @@ const DashboardPage: React.FC = () => {
   }, []);
 
   useEffect(() => {
-    // 从 API 获取真实项目数据
-    const fetchProjects = async () => {
+    const fetchDashboardData = async () => {
       try {
-        const response = await apiClient.get('/projects');
+        // 并行获取所有数据
+        const [projectsRes, advancesRes, reimburseRes, usersRes] = await Promise.allSettled([
+          apiClient.get('/projects'),
+          apiClient.get('/advances?status=pending'),
+          apiClient.get('/reimbursements?status=pending'),
+          apiClient.get('/users'),
+        ]);
 
-        if (response.data.success) {
-          const projects = response.data.data.map((project: any) => ({
+        // 处理项目数据
+        let projects: any[] = [];
+        if (projectsRes.status === 'fulfilled' && projectsRes.value.data.success) {
+          projects = projectsRes.value.data.data.map((project: any) => ({
             key: project.id,
             name: project.name,
-            status: project.status === 'planning' ? '规划中' : 
-                   project.status === 'active' ? '进行中' : 
-                   project.status === 'completed' ? '已完成' : project.status,
-            budget: parseFloat(project.budget || 0),
-            spent: parseFloat(project.spent || 0)
+            status: project.status,
+            budget: parseFloat(project.budget || project.contract_amount || 0),
+            spent: parseFloat(project.total_expense || project.spent || 0)
           }));
           setProjectData(projects);
         }
+
+        // 计算进行中项目数
+        const ongoingProjects = projects.filter(p => p.status === 'active' || p.status === 'planning').length;
+
+        // 计算本月报销金额
+        let monthlyReimburse = 0;
+        try {
+          const financeRes = await apiClient.get('/financial-records?limit=999');
+          if (financeRes.data.success) {
+            const now = new Date();
+            const currentMonth = now.getMonth();
+            const currentYear = now.getFullYear();
+            monthlyReimburse = financeRes.data.data
+              .filter((r: any) => {
+                const d = new Date(r.record_date);
+                return d.getMonth() === currentMonth && d.getFullYear() === currentYear && r.txn_type === 'expense';
+              })
+              .reduce((sum: number, r: any) => sum + parseFloat(r.amount_cny || r.amount_original || 0), 0);
+          }
+        } catch {}
+
+        // 计算待审批数
+        let pendingApprovals = 0;
+        if (advancesRes.status === 'fulfilled' && advancesRes.value.data.success) {
+          pendingApprovals += (advancesRes.value.data.data || []).length;
+        }
+        if (reimburseRes.status === 'fulfilled' && reimburseRes.value.data.success) {
+          pendingApprovals += (reimburseRes.value.data.data || []).length;
+        }
+
+        // 团队成员数
+        let teamMembers = 0;
+        if (usersRes.status === 'fulfilled' && usersRes.value.data.success) {
+          teamMembers = (usersRes.value.data.data || []).length;
+        }
+
+        setStats({
+          ongoingProjects,
+          monthlyReimbursements: Math.round(monthlyReimburse),
+          pendingApprovals,
+          teamMembers
+        });
       } catch (error) {
-        console.error('获取项目列表失败:', error);
+        console.error('获取仪表盘数据失败:', error);
       } finally {
         setLoading(false);
       }
     };
 
-    fetchProjects();
+    fetchDashboardData();
   }, []);
 
-  // 桌面端表格列
+  const statusDisplayMap: Record<string, string> = {
+    planning: t('project.planning'),
+    active: t('project.inProgress'),
+    completed: t('project.completed'),
+    paused: t('project.paused'),
+  };
+
   const desktopColumns = [
-    { title: '项目名称', dataIndex: 'name', key: 'name' },
+    { title: t('dashboard.projectName'), dataIndex: 'name', key: 'name' },
     { 
-      title: '状态', 
+      title: t('common.status'), 
       dataIndex: 'status', 
       key: 'status',
       render: (status: string) => {
         const colorMap: Record<string, string> = {
-          '进行中': 'blue',
-          '已完成': 'green',
-          '规划中': 'orange',
+          planning: 'orange',
+          active: 'blue',
+          completed: 'green',
+          paused: 'default',
         };
-        return <Tag color={colorMap[status] || 'default'}>{status}</Tag>;
+        return <Tag color={colorMap[status] || 'default'}>{statusDisplayMap[status] || status}</Tag>;
       }
     },
     {
-      title: '预算',
+      title: t('dashboard.budget'),
       dataIndex: 'budget',
       key: 'budget',
       render: (value: number) => `¥${value.toLocaleString()}`
     },
     {
-      title: '已花费',
+      title: t('dashboard.spent'),
       dataIndex: 'spent',
       key: 'spent',
       render: (value: number) => `¥${value.toLocaleString()}`
     }
   ];
 
-  // 移动端简化表格列
   const mobileColumns = [
-    { title: '项目', dataIndex: 'name', key: 'name', ellipsis: true },
+    { title: t('dashboard.project'), dataIndex: 'name', key: 'name', ellipsis: true },
     { 
-      title: '状态', 
+      title: t('common.status'), 
       dataIndex: 'status', 
       key: 'status',
       render: (status: string) => (
-        <Tag color={status === '已完成' ? 'green' : 'blue'} style={{ fontSize: 10 }}>
-          {status}
+        <Tag color={status === 'completed' ? 'green' : 'blue'} style={{ fontSize: 10 }}>
+          {statusDisplayMap[status] || status}
         </Tag>
       )
     },
     {
-      title: '预算/花费',
+      title: t('dashboard.budgetSpent'),
       key: 'budget_spent',
       render: (_: any, record: any) => (
         <div style={{ fontSize: 12 }}>
-          <div>预算：¥{(record.budget / 10000).toFixed(0)}万</div>
-          <div style={{ color: '#888' }}>已花：¥{(record.spent / 10000).toFixed(0)}万</div>
+          <div>{t('dashboard.budgetLabel')}¥{(record.budget / 10000).toFixed(0)}{t('common.tenThousand')}</div>
+          <div style={{ color: '#888' }}>{t('dashboard.spentLabel')}¥{(record.spent / 10000).toFixed(0)}{t('common.tenThousand')}</div>
         </div>
       )
     }
@@ -117,15 +172,14 @@ const DashboardPage: React.FC = () => {
   return (
     <div style={{ padding: isMobile ? 8 : 24 }}>
       <Title level={isMobile ? 3 : 2} style={{ marginBottom: isMobile ? 12 : 24 }}>
-        📊 工作台
+        {t('dashboard.title')}
       </Title>
       
-      {/* 统计卡片 - 移动端优化 */}
       <Row gutter={[8, 8]} style={{ marginBottom: isMobile ? 12 : 24 }}>
         <Col xs={12} sm={12} md={6}>
           <Card size="small">
             <Statistic
-              title={<span style={{ fontSize: 12 }}>进行中项目</span>}
+              title={<span style={{ fontSize: 12 }}>{t('dashboard.inProgressProjects')}</span>}
               value={stats.ongoingProjects}
               prefix={<ProjectOutlined />}
               valueStyle={{ color: '#1890ff', fontSize: isMobile ? 18 : undefined }}
@@ -135,18 +189,18 @@ const DashboardPage: React.FC = () => {
         <Col xs={12} sm={12} md={6}>
           <Card size="small">
             <Statistic
-              title={<span style={{ fontSize: 12 }}>本月报销</span>}
+              title={<span style={{ fontSize: 12 }}>{t('dashboard.monthlyReimburse')}</span>}
               value={stats.monthlyReimbursements}
               prefix={<DollarOutlined />}
               valueStyle={{ color: '#52c41a', fontSize: isMobile ? 18 : undefined }}
-              suffix="元"
+              suffix={t('common.yuan')}
             />
           </Card>
         </Col>
         <Col xs={12} sm={12} md={6}>
           <Card size="small">
             <Statistic
-              title={<span style={{ fontSize: 12 }}>待审批</span>}
+              title={<span style={{ fontSize: 12 }}>{t('dashboard.pendingApproval')}</span>}
               value={stats.pendingApprovals}
               prefix={<FileTextOutlined />}
               valueStyle={{ color: '#faad14', fontSize: isMobile ? 18 : undefined }}
@@ -156,7 +210,7 @@ const DashboardPage: React.FC = () => {
         <Col xs={12} sm={12} md={6}>
           <Card size="small">
             <Statistic
-              title={<span style={{ fontSize: 12 }}>团队成员</span>}
+              title={<span style={{ fontSize: 12 }}>{t('dashboard.teamMembers')}</span>}
               value={stats.teamMembers}
               prefix={<TeamOutlined />}
               valueStyle={{ color: '#722ed1', fontSize: isMobile ? 18 : undefined }}
@@ -165,16 +219,15 @@ const DashboardPage: React.FC = () => {
         </Col>
       </Row>
 
-      {/* 项目列表 */}
       <Card 
-        title="最近项目" 
+        title={t('dashboard.recentProjects')} 
         size="small"
         styles={{ body: { padding: isMobile ? 8 : 24 } }}
       >
         {loading ? (
           <div style={{ textAlign: 'center', padding: '40px 0' }}>
             <Spin size="large" />
-            <div style={{ marginTop: 16, color: '#666' }}>加载项目数据...</div>
+            <div style={{ marginTop: 16, color: '#666' }}>{t('common.loadingData')}</div>
           </div>
         ) : (
           <Table
@@ -183,7 +236,7 @@ const DashboardPage: React.FC = () => {
             pagination={false}
             scroll={isMobile ? { x: 400 } : undefined}
             size={isMobile ? 'small' : 'middle'}
-            locale={{ emptyText: '暂无项目数据' }}
+            locale={{ emptyText: t('common.noProjectData') }}
           />
         )}
       </Card>

frontend/src/pages/finance/FinancePage.tsx

@@ -1,39 +1,103 @@
-import React, { useState, useEffect } from 'react';
-import { Card, Typography, Table, Statistic, Row, Col, Tag, Select, DatePicker, Space, Spin, Button, Modal, Form, Input, InputNumber, message, Divider } from 'antd';
-import { DollarOutlined, RiseOutlined, FallOutlined, PlusOutlined, DownloadOutlined } from '@ant-design/icons';
+import React, { useState, useEffect, useMemo } from 'react';
+import { Card, Typography, Table, Statistic, Row, Col, Tag, Select, DatePicker, Space, Spin, Button, Modal, Form, Input, InputNumber, message, Divider, Tabs, Popconfirm, Upload } from 'antd';
+import { DollarOutlined, RiseOutlined, FallOutlined, PlusOutlined, DownloadOutlined, DeleteOutlined, UploadOutlined, FundOutlined } from '@ant-design/icons';
 import apiClient from '../../utils/request';
 import dayjs from 'dayjs';
 import * as XLSX from 'xlsx';
+import { useLanguageStore } from '../../store/languageStore';
 
-const { Title, Paragraph } = Typography;
+const { Title } = Typography;
 const { RangePicker } = DatePicker;
 
-const LEVEL1_LABELS: Record<string, string> = { income: '收入', project: '项目支出', company: '公司支出' };
-const LEVEL2_LABELS: Record<string, string> = {
-  contract_payment: '项目合同收款', deposit_refund: '质保金退回', shareholder_investment: '股东投资入股', other_income: '其他收入',
-  material: '材料采购', equipment: '设备采购', subcontract: '施工分包', labor: '人工工资',
-  travel: '差旅交通', accommodation: '食宿费用', freight: '运输物流', design: '勘测设计',
-  tools: '小型工具', client_relations: '客户/EDL关系', other_project: '其他项目支出',
-  salary: '工资薪酬', rent: '房租物业', office: '办公费用', commute: '交通通勤',
-  vehicle_maintenance: '车辆维保', assets: '固定资产', marketing: '营销拓展',
-  entertainment: '招待费用', welfare: '员工福利', logistics: '快递物流', other_company: '其他公司支出'
-};
-
-const COUNTERPARTY_TYPES = [
-  { value: 'supplier', label: '供应商' }, { value: 'subcontractor', label: '分包商' },
-  { value: 'customer', label: '客户' }, { value: 'employee', label: '员工' },
-  { value: 'logistics', label: '物流公司' }, { value: 'shareholder', label: '股东' },
-  { value: 'other', label: '其他' },
-];
-
-const CURRENCIES = [
-  { value: 'CNY', label: 'CNY (人民币)' },
-  { value: 'LAK', label: 'LAK (老挝基普)' },
-  { value: 'USD', label: 'USD (美元)' },
-  { value: 'THB', label: 'THB (泰铢)' },
-];
-
 const FinancePage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
+
+  const LEVEL1_LABELS = useMemo<Record<string, string>>(() => ({
+    income: t('finance.incomeCategory'),
+    project: t('finance.projectExpense'),
+    company: t('finance.companyExpense'),
+    finance: t('cash.financeExpense'),
+  }), [t]);
+
+  const LEVEL2_LABELS = useMemo<Record<string, string>>(() => ({
+    contract_payment: t('finance.projectRevenue'),
+    deposit_refund: t('finance.warrantyReturn'),
+    shareholder_investment: t('finance.shareholderInvestment'),
+    other_income: t('finance.otherIncome'),
+    customer_advance: t('cash.customerAdvance'),
+    bank_loan: t('cash.bankLoan'),
+    other_loan: t('cash.otherLoan'),
+    dividend_income: t('cash.dividendIncome'),
+    interest_income: t('cash.interestIncome'),
+    asset_disposal: t('cash.assetDisposal'),
+    tax_refund: t('cash.taxRefund'),
+    government_subsidy: t('cash.governmentSubsidy'),
+    material: t('finance.materialPurchase'),
+    equipment: t('finance.equipmentPurchase'),
+    subcontract: t('finance.constructionSubcontract'),
+    construction_subcontract: t('finance.constructionSubcontract'),
+    labor: t('finance.laborWage'),
+    travel: t('finance.travelTransport'),
+    accommodation: t('finance.accommodationFood'),
+    freight: t('finance.transportLogistics'),
+    transport_logistics: t('finance.transportLogistics'),
+    design: t('finance.surveyDesign'),
+    survey_design: t('finance.surveyDesign'),
+    tools: t('finance.smallTools'),
+    client_relations: t('finance.customerEDLRelation'),
+    customer_edl: t('finance.customerEDLRelation'),
+    other_project: t('finance.otherProjectExpense'),
+    salary: t('finance.salaryWelfare'),
+    rent: t('finance.rentProperty'),
+    office: t('finance.officeExpense'),
+    commute: t('finance.commute'),
+    vehicle_maintenance: t('finance.vehicleMaintenance'),
+    assets: t('finance.fixedAsset'),
+    marketing: t('finance.marketing'),
+    entertainment: t('finance.entertainment'),
+    welfare: t('finance.employeeBenefit'),
+    logistics: t('finance.expressLogistics'),
+    other_company: t('finance.otherCompanyExpense'),
+    loan_repayment: t('cash.loanRepayment'),
+    interest_expense: t('cash.interestExpense'),
+    dividend_payment: t('cash.dividendPayment'),
+    tax_payment: t('cash.taxPayment'),
+    deposit_payment: t('cash.depositPayment'),
+    owner_expense: t('cash.ownerExpense'),
+    other_finance: t('cash.otherFinance'),
+  }), [t]);
+
+  const COUNTERPARTY_TYPES = useMemo(() => [
+    { value: 'supplier', label: t('finance.counterpartySupplier') },
+    { value: 'subcontractor', label: t('finance.counterpartySubcontractor') },
+    { value: 'customer', label: t('finance.counterpartyCustomer') },
+    { value: 'employee', label: t('finance.counterpartyEmployee') },
+    { value: 'logistics', label: t('finance.counterpartyLogistics') },
+    { value: 'shareholder', label: t('finance.counterpartyShareholder') },
+    { value: 'bank', label: t('cash.counterpartyBank') },
+    { value: 'other', label: t('finance.counterpartyOther') },
+  ], [t, currentLanguage]);
+
+  const CURRENCIES = useMemo(() => [
+    { value: 'CNY', label: t('finance.currencyCNY') },
+    { value: 'LAK', label: t('finance.currencyLAK') },
+    { value: 'USD', label: t('finance.currencyUSD') },
+    { value: 'THB', label: t('finance.currencyTHB') },
+  ], [t, currentLanguage]);
+
+  const SOURCE_MAP = useMemo<Record<string, string>>(() => ({
+    manual: t('finance.manual'),
+    cash_management: t('cash.sourceLabel'),
+    receipt: t('cash.receiptSource'),
+    advance: t('finance.advance'),
+    reimbursement: t('finance.reimbursement'),
+    payment_request: t('finance.payment'),
+    material: t('finance.material'),
+    primary_freight: t('finance.freight'),
+    secondary_freight: t('finance.freight'),
+  }), [t]);
+
+  const [activeTab, setActiveTab] = useState('overview');
   const [loading, setLoading] = useState(false);
   const [summary, setSummary] = useState<any>({ total_income: 0, total_expense: 0, net_profit: 0 });
   const [byCategory, setByCategory] = useState<any[]>([]);
@@ -45,12 +109,24 @@ const FinancePage: React.FC = () => {
 
   const [addModalVisible, setAddModalVisible] = useState(false);
   const [addLoading, setAddLoading] = useState(false);
+  const [addModalType, setAddModalType] = useState<'income' | 'expense'>('income');
   const [form] = Form.useForm();
 
-  const [categories, setCategories] = useState<any>({ income: [], project: [], company: [] });
+  const [categories, setCategories] = useState<any>({ income: [], project: [], company: [], finance: [] });
   const [projects, setProjects] = useState<any[]>([]);
+  const [customers, setCustomers] = useState<any[]>([]);
+  const [suppliers, setSuppliers] = useState<any[]>([]);
   const [exchangeRates, setExchangeRates] = useState<Record<string, number>>({ CNY: 1, LAK: 0.0003, USD: 7.2, THB: 0.2 });
 
+  const [cashRecords, setCashRecords] = useState<any[]>([]);
+  const [cashPagination, setCashPagination] = useState({ page: 1, pageSize: 20, total: 0 });
+  const [cashFilterType, setCashFilterType] = useState<string | undefined>(undefined);
+  const [cashDateRange, setCashDateRange] = useState<[dayjs.Dayjs | null, dayjs.Dayjs | null] | null>(null);
+  const [cashLoading, setCashLoading] = useState(false);
+
+  const [amountVal, setAmountVal] = useState<number>(0);
+  const [rateVal, setRateVal] = useState<number>(1);
+
   useEffect(() => {
     const checkMobile = () => setIsMobile(window.innerWidth <= 768);
     checkMobile();
@@ -65,6 +141,12 @@ const FinancePage: React.FC = () => {
     apiClient.get('/projects', { params: { pageSize: 200 } }).then(res => {
       if (res.data.success) setProjects(res.data.data || res.data.projects || []);
     }).catch(() => {});
+    apiClient.get('/customers', { params: { pageSize: 200 } }).then(res => {
+      if (res.data.success) setCustomers(res.data.data || []);
+    }).catch(() => {});
+    apiClient.get('/suppliers', { params: { pageSize: 200 } }).then(res => {
+      if (res.data.success) setSuppliers(res.data.data || []);
+    }).catch(() => {});
     apiClient.get('/exchange-rates/latest').then(res => {
       if (res.data.success && res.data.data) {
         const rates: Record<string, number> = { CNY: 1 };
@@ -110,42 +192,53 @@ const FinancePage: React.FC = () => {
     setLoading(false);
   };
 
-  useEffect(() => { fetchSummary(); fetchRecords(1); }, [dateRange, filterType]);
+  const fetchCashRecords = async (page = 1) => {
+    setCashLoading(true);
+    try {
+      const params: any = { page, pageSize: cashPagination.pageSize };
+      if (cashDateRange && cashDateRange[0]) {
+        params.date_from = cashDateRange[0].format('YYYY-MM-DD');
+        params.date_to = cashDateRange[1]?.format('YYYY-MM-DD');
+      }
+      if (cashFilterType) params.txn_type = cashFilterType;
+      const res = await apiClient.get('/cash-management/records', { params });
+      if (res.data.success) {
+        setCashRecords(res.data.data);
+        setCashPagination(res.data.pagination);
+      }
+    } catch (e) { console.error(e); }
+    setCashLoading(false);
+  };
 
-  const handleAdd = () => {
+  useEffect(() => { fetchSummary(); fetchRecords(1); }, [dateRange, filterType]);
+  useEffect(() => { if (activeTab === 'income' || activeTab === 'expense') fetchCashRecords(1); }, [activeTab, cashDateRange, cashFilterType]);
+
+  const handleAddIncome = () => {
+    setAddModalType('income');
     form.resetFields();
-    form.setFieldsValue({ record_date: dayjs(), currency: 'CNY', exchange_rate: 1 });
+    setAmountVal(0);
+    setRateVal(1);
+    form.setFieldsValue({ record_date: dayjs(), currency: 'CNY', exchange_rate: 1, txn_type: 'income', category_level1: 'income' });
     setAddModalVisible(true);
   };
 
-  const handleTxnTypeChange = (v: string) => {
-    form.setFieldsValue({ category_level1: undefined, category_level2: undefined });
-    if (v === 'income') {
-      form.setFieldsValue({ category_level1: 'income' });
-    }
+  const handleAddExpense = () => {
+    setAddModalType('expense');
+    form.resetFields();
+    setAmountVal(0);
+    setRateVal(1);
+    form.setFieldsValue({ record_date: dayjs(), currency: 'CNY', exchange_rate: 1, txn_type: 'expense', category_level1: 'project' });
+    setAddModalVisible(true);
   };
 
   const handleLevel1Change = () => {
-    form.setFieldsValue({ category_level2: undefined });
+    form.setFieldsValue({ category_level2: undefined, project_id: undefined });
   };
 
   const handleCurrencyChange = (currency: string) => {
     const rate = exchangeRates[currency] || 1;
+    setRateVal(rate);
     form.setFieldsValue({ exchange_rate: rate });
-    const amount = form.getFieldValue('amount_original') || 0;
-    form.setFieldsValue({ amount_cny: Math.round(amount * rate * 100) / 100 });
-  };
-
-  const handleAmountChange = (val: number | null) => {
-    const rate = form.getFieldValue('exchange_rate') || 1;
-    const amount = val || 0;
-    form.setFieldsValue({ amount_cny: Math.round(amount * rate * 100) / 100 });
-  };
-
-  const handleRateChange = (val: number | null) => {
-    const amount = form.getFieldValue('amount_original') || 0;
-    const rate = val || 1;
-    form.setFieldsValue({ amount_cny: Math.round(amount * rate * 100) / 100 });
   };
 
   const handleSave = async () => {
@@ -153,37 +246,63 @@ const FinancePage: React.FC = () => {
       const values = await form.validateFields();
       setAddLoading(true);
       const payload = {
-        ...values,
+        txn_type: values.txn_type,
+        category_level1: values.category_level1,
+        category_level2: values.category_level2,
+        project_id: values.project_id || undefined,
+        amount: values.amount_original,
+        currency: values.currency,
+        exchange_rate: values.exchange_rate,
         record_date: values.record_date?.format('YYYY-MM-DD'),
-        amount_cny: Math.round((values.amount_original || 0) * (values.exchange_rate || 1) * 100) / 100,
-        source: 'manual',
+        counterparty_name: values.counterparty_name,
+        counterparty_type: values.counterparty_type,
+        counterparty_id: values.counterparty_id,
+        description: values.description,
+        voucher_url: values.voucher_url,
       };
-      if (payload.category_level1 !== 'project' && payload.category_level1 !== 'income') {
-        payload.project_id = undefined;
+      if (!['project', 'income'].includes(payload.category_level1)) {
+        delete payload.project_id;
       }
-      await apiClient.post('/financial-records', payload);
-      message.success('录入成功');
+      await apiClient.post('/cash-management', payload);
+      message.success(t('finance.recordSuccess'));
       setAddModalVisible(false);
       fetchSummary();
       fetchRecords(1);
+      if (activeTab === 'income' || activeTab === 'expense') fetchCashRecords(1);
     } catch (e: any) {
       if (e.response?.data?.message) message.error(e.response.data.message);
     }
     setAddLoading(false);
   };
 
+  const handleDelete = async (id: number) => {
+    try {
+      await apiClient.delete(`/cash-management/${id}`);
+      message.success(t('common.deleteSuccess'));
+      fetchSummary();
+      fetchRecords(1);
+      if (activeTab === 'income' || activeTab === 'expense') fetchCashRecords(1);
+    } catch (e: any) {
+      if (e.response?.data?.message) message.error(e.response.data.message);
+    }
+  };
+
   const handleExport = async () => {
     try {
-      message.loading({ content: '正在导出...', key: 'export' });
+      message.loading({ content: t('finance.exporting'), key: 'export' });
       const res = await apiClient.get('/financial-records', { params: { page: 1, pageSize: 5000 } });
       if (!res.data.success) return;
       const data = res.data.data;
-
       const wb = XLSX.utils.book_new();
-      const headers = ['日期', '收支类型', '一级分类', '二级分类', '项目名称', '金额', '币种', '汇率', '等效人民币', '对方名称', '对方类型', '人员姓名', '描述', '凭证编号'];
+      const headers = [
+        t('finance.date'), t('finance.incomeType'), t('finance.level1Category'), t('finance.level2Category'),
+        t('finance.projectName'), t('finance.amount'), t('finance.currency'), t('finance.exchangeRate'),
+        t('finance.equivalentCNY'), t('finance.counterpartyName'), t('finance.counterpartyType'),
+        t('finance.personName'), t('finance.desc'), t('finance.source'),
+      ];
       const rows = data.map((r: any) => [
         r.record_date,
-        r.txn_type === 'income' ? '收入' : '支出',
+        r.txn_type === 'income' ? t('finance.income') : t('finance.expense'),
         LEVEL1_LABELS[r.category_level1] || r.category_level1,
         LEVEL2_LABELS[r.category_level2] || r.category_level2,
         r.project_name || '',
@@ -195,22 +314,25 @@ const FinancePage: React.FC = () => {
         COUNTERPARTY_TYPES.find(c => c.value === r.counterparty_type)?.label || r.counterparty_type || '',
         r.user_name || '',
         r.description || '',
-        r.voucher_no || '',
+        SOURCE_MAP[r.source] || r.source || '',
       ]);
       const ws = XLSX.utils.aoa_to_sheet([headers, ...rows]);
       ws['!cols'] = headers.map(() => ({ wch: 14 }));
-      XLSX.utils.book_append_sheet(wb, ws, '财务记账');
-      XLSX.writeFile(wb, `财务记录_${dayjs().format('YYYYMMDD')}.xlsx`);
-      message.success({ content: '导出成功', key: 'export' });
+      XLSX.utils.book_append_sheet(wb, ws, t('finance.sheetName'));
+      XLSX.writeFile(wb, `${t('finance.title')}_${dayjs().format('YYYYMMDD')}.xlsx`);
+      message.success({ content: t('finance.exportSuccess'), key: 'export' });
     } catch (e) {
-      message.error({ content: '导出失败', key: 'export' });
+      message.error({ content: t('finance.exportFailed'), key: 'export' });
     }
   };
 
-  const getLevel1Options = () => {
-    const txnType = form.getFieldValue('txn_type');
-    if (txnType === 'income') return [{ value: 'income', label: '收入' }];
-    return [{ value: 'project', label: '项目支出' }, { value: 'company', label: '公司支出' }];
+  const getLevel1Options = (txnType: string) => {
+    if (txnType === 'income') return [{ value: 'income', label: t('finance.incomeCategory') }];
+    return [
+      { value: 'project', label: t('finance.projectExpense') },
+      { value: 'company', label: t('finance.companyExpense') },
+      { value: 'finance', label: t('cash.financeExpense') },
+    ];
   };
 
   const getLevel2Options = () => {
@@ -221,69 +343,93 @@ const FinancePage: React.FC = () => {
 
   const projectOptions = projects.map((p: any) => ({ value: p.id, label: p.name }));
 
+  const getCounterpartyOptions = () => {
+    const type = form.getFieldValue('counterparty_type');
+    if (type === 'customer') return customers.map((c: any) => ({ value: c.id, label: c.name }));
+    if (type === 'supplier') return suppliers.map((s: any) => ({ value: s.id, label: s.name }));
+    return [];
+  };
+
+  const equivalentCny = amountVal * rateVal;
+
   const desktopColumns = [
-    { title: '日期', dataIndex: 'record_date', width: 100, sorter: (a: any, b: any) => a.record_date?.localeCompare(b.record_date) },
-    { title: '收支', dataIndex: 'txn_type', width: 60, render: (v: string) => <Tag color={v === 'income' ? 'green' : 'red'}>{v === 'income' ? '收入' : '支出'}</Tag> },
-    { title: '一级分类', dataIndex: 'category_level1', width: 90, render: (v: string) => LEVEL1_LABELS[v] || v },
-    { title: '二级分类', dataIndex: 'category_level2', width: 100, render: (v: string) => LEVEL2_LABELS[v] || v },
-    { title: '项目', dataIndex: 'project_name', width: 140, ellipsis: true },
-    { title: '原始金额', dataIndex: 'amount_original', width: 100, render: (v: number) => v?.toLocaleString(), align: 'right' as const },
-    { title: '币种', dataIndex: 'currency', width: 50 },
-    { title: '等效人民币', dataIndex: 'amount_cny', width: 110, render: (v: number) => `¥${v?.toLocaleString()}`, align: 'right' as const, sorter: (a: any, b: any) => a.amount_cny - b.amount_cny },
-    { title: '人员', dataIndex: 'user_name', width: 70 },
-    { title: '描述', dataIndex: 'description', ellipsis: true },
-    { title: '来源', dataIndex: 'source', width: 80, render: (v: string) => {
-      const m: Record<string, string> = { manual: '手动', advance: '预支', reimbursement: '报销', payment_request: '付款', material: '材料', primary_freight: '运费', secondary_freight: '运费' };
-      return <Tag>{m[v] || v}</Tag>;
-    }},
+    { title: t('finance.date'), dataIndex: 'record_date', width: 100, sorter: (a: any, b: any) => a.record_date?.localeCompare(b.record_date), render: (v: string) => v?.slice(0, 10) },
+    { title: t('finance.incomeType'), dataIndex: 'txn_type', width: 60, render: (v: string) => <Tag color={v === 'income' ? 'green' : 'red'}>{v === 'income' ? t('finance.income') : t('finance.expense')}</Tag> },
+    { title: t('finance.level1Category'), dataIndex: 'category_level1', width: 90, render: (v: string) => LEVEL1_LABELS[v] || v },
+    { title: t('finance.level2Category'), dataIndex: 'category_level2', width: 100, render: (v: string) => LEVEL2_LABELS[v] || v },
+    { title: t('finance.projectName'), dataIndex: 'project_name', width: 140, ellipsis: true },
+    { title: t('finance.amount'), dataIndex: 'amount_original', width: 100, render: (v: number) => v?.toLocaleString(), align: 'right' as const },
+    { title: t('finance.currency'), dataIndex: 'currency', width: 50 },
+    { title: t('finance.equivalentCNY'), dataIndex: 'amount_cny', width: 110, render: (v: number) => `¥${v?.toLocaleString()}`, align: 'right' as const, sorter: (a: any, b: any) => a.amount_cny - b.amount_cny },
+    { title: t('finance.personName'), dataIndex: 'user_name', width: 70 },
+    { title: t('finance.desc'), dataIndex: 'description', ellipsis: true },
+    { title: t('finance.source'), dataIndex: 'source', width: 80, render: (v: string) => <Tag>{SOURCE_MAP[v] || v}</Tag> },
   ];
 
   const mobileColumns = [
-    { title: '日期', dataIndex: 'record_date', width: 80 },
-    { title: '收支', dataIndex: 'txn_type', width: 40, render: (v: string) => <span style={{ color: v === 'income' ? 'green' : 'red' }}>{v === 'income' ? '↑' : '↓'}</span> },
-    { title: '分类', dataIndex: 'category_level2', width: 80, render: (v: string) => LEVEL2_LABELS[v] || v },
-    { title: '金额', dataIndex: 'amount_cny', render: (v: number) => <b>¥{v?.toLocaleString()}</b>, align: 'right' as const },
+    { title: t('finance.date'), dataIndex: 'record_date', width: 80, render: (v: string) => v?.slice(0, 10) },
+    { title: t('finance.incomeType'), dataIndex: 'txn_type', width: 40, render: (v: string) => <span style={{ color: v === 'income' ? 'green' : 'red' }}>{v === 'income' ? '↑' : '↓'}</span> },
+    { title: t('finance.level2Category'), dataIndex: 'category_level2', width: 80, render: (v: string) => LEVEL2_LABELS[v] || v },
+    { title: t('finance.amount'), dataIndex: 'amount_cny', render: (v: number) => <b>¥{v?.toLocaleString()}</b>, align: 'right' as const },
   ];
 
-  return (
-    <div>
-      <div style={{ marginBottom: 16, display: 'flex', justifyContent: 'space-between', alignItems: 'center', flexWrap: 'wrap', gap: 8 }}>
-        <div>
-          <Title level={3} style={{ marginBottom: 0 }}>财务管理</Title>
-        </div>
-        <Space>
-          <Button type="primary" icon={<PlusOutlined />} onClick={handleAdd}>
-            {isMobile ? '新增' : '新增记录'}
-          </Button>
-          <Button icon={<DownloadOutlined />} onClick={handleExport}>
-            {isMobile ? '导出' : '导出Excel'}
-          </Button>
-        </Space>
-      </div>
+  const cashColumns = [
+    { title: t('finance.date'), dataIndex: 'record_date', width: 100, render: (v: string) => v?.slice(0, 10) },
+    { title: t('finance.level1Category'), dataIndex: 'category_level1', width: 90, render: (v: string) => LEVEL1_LABELS[v] || v },
+    { title: t('finance.level2Category'), dataIndex: 'category_level2', width: 110, render: (v: string) => LEVEL2_LABELS[v] || v },
+    { title: t('finance.projectName'), dataIndex: 'project_name', width: 140, ellipsis: true },
+    { title: t('finance.amount'), dataIndex: 'amount_original', width: 100, render: (v: number) => v?.toLocaleString(), align: 'right' as const },
+    { title: t('finance.currency'), dataIndex: 'currency', width: 50 },
+    { title: t('finance.equivalentCNY'), dataIndex: 'amount_cny', width: 110, render: (v: number) => `¥${v?.toLocaleString()}`, align: 'right' as const },
+    { title: t('finance.counterpartyName'), dataIndex: 'counterparty_name', width: 100, ellipsis: true },
+    { title: t('finance.desc'), dataIndex: 'description', ellipsis: true },
+    {
+      title: '', width: 50, render: (_: any, record: any) => (
+        <Popconfirm title={t('common.confirmDelete')} onConfirm={() => handleDelete(record.id)}>
+          <Button type="text" danger size="small" icon={<DeleteOutlined />} />
+        </Popconfirm>
+      )
+    },
+  ];
 
+  const cashMobileColumns = [
+    { title: t('finance.date'), dataIndex: 'record_date', width: 80, render: (v: string) => v?.slice(0, 10) },
+    { title: t('finance.level2Category'), dataIndex: 'category_level2', width: 80, render: (v: string) => LEVEL2_LABELS[v] || v },
+    { title: t('finance.amount'), dataIndex: 'amount_cny', render: (v: number, r: any) => <span style={{ color: r.txn_type === 'income' ? 'green' : 'red' }}>¥{v?.toLocaleString()}</span>, align: 'right' as const },
+    {
+      title: '', width: 40, render: (_: any, record: any) => (
+        <Popconfirm title={t('common.confirmDelete')} onConfirm={() => handleDelete(record.id)}>
+          <Button type="text" danger size="small" icon={<DeleteOutlined />} />
+        </Popconfirm>
+      )
+    },
+  ];
+
+  const renderOverview = () => (
+    <>
       <Row gutter={[8, 8]} style={{ marginBottom: 16 }}>
         <Col xs={8} sm={8}>
           <Card size="small" style={{ textAlign: 'center' }}>
-            <Statistic title={<span style={{ fontSize: 12 }}>总收入</span>} value={summary.total_income} prefix="¥"
+            <Statistic title={<span style={{ fontSize: 12 }}>{t('finance.totalIncome')}</span>} value={summary.total_income} prefix="¥"
               valueStyle={{ color: '#3f8600', fontSize: isMobile ? 16 : undefined }} />
           </Card>
         </Col>
         <Col xs={8} sm={8}>
           <Card size="small" style={{ textAlign: 'center' }}>
-            <Statistic title={<span style={{ fontSize: 12 }}>总支出</span>} value={summary.total_expense} prefix="¥"
+            <Statistic title={<span style={{ fontSize: 12 }}>{t('finance.totalExpense')}</span>} value={summary.total_expense} prefix="¥"
               valueStyle={{ color: '#cf1322', fontSize: isMobile ? 16 : undefined }} />
           </Card>
         </Col>
         <Col xs={8} sm={8}>
           <Card size="small" style={{ textAlign: 'center' }}>
-            <Statistic title={<span style={{ fontSize: 12 }}>净利润</span>} value={summary.net_profit} prefix="¥"
+            <Statistic title={<span style={{ fontSize: 12 }}>{t('finance.netProfit')}</span>} value={summary.net_profit} prefix="¥"
               valueStyle={{ color: summary.net_profit >= 0 ? '#3f8600' : '#cf1322', fontSize: isMobile ? 16 : undefined }} />
           </Card>
         </Col>
       </Row>
 
       {byCategory.length > 0 && (
-        <Card title="支出分类汇总" size="small" style={{ marginBottom: 16 }}>
+        <Card title={t('finance.expenseSummary')} size="small" style={{ marginBottom: 16 }}>
           <Row gutter={[8, 8]}>
             {byCategory.filter(c => c.category_level1 !== 'income').map((c, i) => (
               <Col xs={12} sm={8} md={6} key={i}>
@@ -295,13 +441,13 @@ const FinancePage: React.FC = () => {
         </Card>
       )}
 
-      <Card title="财务明细" size="small" styles={{ body: { padding: isMobile ? 8 : 24 } }}
+      <Card title={t('finance.detail')} size="small" styles={{ body: { padding: isMobile ? 8 : 24 } }}
         extra={
           <Space size="small" wrap>
             <RangePicker size="small" onChange={(dates) => setDateRange(dates as any)} />
-            <Select size="small" allowClear placeholder="筛选类型" style={{ width: 100 }}
+            <Select size="small" allowClear placeholder={t('finance.filterType')} style={{ width: 100 }}
               onChange={setFilterType} value={filterType}
-              options={[{ value: 'income', label: '收入' }, { value: 'expense', label: '支出' }]} />
+              options={[{ value: 'income', label: t('finance.income') }, { value: 'expense', label: t('finance.expense') }]} />
           </Space>
         }
       >
@@ -318,92 +464,186 @@ const FinancePage: React.FC = () => {
               total: pagination.total,
               onChange: (page) => fetchRecords(page),
               size: isMobile ? 'small' : 'default',
-              showTotal: (total) => `共 ${total} 条`
+              showTotal: (total) => t('finance.totalRecords', { total })
             }}
           />
         </Spin>
       </Card>
+    </>
+  );
+
+  const renderCashTab = (type: 'income' | 'expense') => {
+    const isIncome = type === 'income';
+    return (
+      <>
+        <div style={{ marginBottom: 16, display: 'flex', justifyContent: 'space-between', alignItems: 'center', flexWrap: 'wrap', gap: 8 }}>
+          <Space size="small" wrap>
+            <RangePicker size="small" onChange={(dates) => setCashDateRange(dates as any)} />
+            <Select size="small" allowClear placeholder={t('finance.level1Category')} style={{ width: 120 }}
+              onChange={(v) => { setCashFilterType(v); }}
+              options={isIncome
+                ? [{ value: 'income', label: t('finance.incomeCategory') }]
+                : [
+                    { value: 'project', label: t('finance.projectExpense') },
+                    { value: 'company', label: t('finance.companyExpense') },
+                    { value: 'finance', label: t('cash.financeExpense') },
+                  ]
+              }
+            />
+          </Space>
+          <Button type="primary" icon={<PlusOutlined />} onClick={isIncome ? handleAddIncome : handleAddExpense}>
+            {isMobile ? t('common.add') : (isIncome ? t('cash.addIncome') : t('cash.addExpense'))}
+          </Button>
+        </div>
+
+        <Card size="small" styles={{ body: { padding: isMobile ? 8 : 16 } }}>
+          <Spin spinning={cashLoading}>
+            <Table
+              dataSource={cashRecords.filter(r => isIncome ? r.txn_type === 'income' : r.txn_type === 'expense')}
+              columns={isMobile ? cashMobileColumns : cashColumns}
+              rowKey="id"
+              size={isMobile ? 'small' : 'middle'}
+              scroll={isMobile ? { x: 400 } : { x: 1000 }}
+              pagination={{
+                current: cashPagination.page,
+                pageSize: cashPagination.pageSize,
+                total: cashPagination.total,
+                onChange: (page) => fetchCashRecords(page),
+                size: isMobile ? 'small' : 'default',
+                showTotal: (total) => t('finance.totalRecords', { total })
+              }}
+            />
+          </Spin>
+        </Card>
+      </>
+    );
+  };
+
+  const tabItems = [
+    {
+      key: 'overview',
+      label: t('cash.tabOverview'),
+      icon: <FundOutlined />,
+      children: renderOverview(),
+    },
+    {
+      key: 'income',
+      label: t('cash.tabIncome'),
+      icon: <RiseOutlined />,
+      children: renderCashTab('income'),
+    },
+    {
+      key: 'expense',
+      label: t('cash.tabExpense'),
+      icon: <FallOutlined />,
+      children: renderCashTab('expense'),
+    },
+  ];
+
+  return (
+    <div>
+      <div style={{ marginBottom: 16, display: 'flex', justifyContent: 'space-between', alignItems: 'center', flexWrap: 'wrap', gap: 8 }}>
+        <Title level={3} style={{ marginBottom: 0 }}>{t('finance.title')}</Title>
+        <Space>
+          <Button icon={<DownloadOutlined />} onClick={handleExport}>
+            {isMobile ? t('common.export') : t('finance.exportExcel')}
+          </Button>
+        </Space>
+      </div>
+
+      <Tabs activeKey={activeTab} onChange={setActiveTab} items={tabItems} type="card" />
 
       <Modal
-        title="新增财务记录"
+        title={addModalType === 'income' ? t('cash.addIncome') : t('cash.addExpense')}
         open={addModalVisible}
         onOk={handleSave}
         onCancel={() => setAddModalVisible(false)}
         confirmLoading={addLoading}
-        okText="保存"
-        cancelText="取消"
-        width={isMobile ? '95%' : 600}
+        okText={t('common.save')}
+        cancelText={t('common.cancel')}
+        width={isMobile ? '95%' : 640}
         style={{ top: isMobile ? 10 : 40 }}
         destroyOnClose
       >
         <Form form={form} layout={isMobile ? 'vertical' : 'horizontal'} labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }} size="middle">
 
-          <Form.Item name="record_date" label="日期" rules={[{ required: true, message: '请选择日期' }]}>
+          <Form.Item name="record_date" label={t('finance.date')} rules={[{ required: true, message: t('finance.selectDate') }]}>
             <DatePicker style={{ width: '100%' }} />
           </Form.Item>
 
-          <Form.Item name="txn_type" label="收支类型" rules={[{ required: true, message: '请选择' }]}>
-            <Select onChange={handleTxnTypeChange} options={[{ value: 'income', label: '收入' }, { value: 'expense', label: '支出' }]} placeholder="请选择" />
+          <Form.Item name="category_level1" label={t('finance.level1Category')} rules={[{ required: true, message: t('finance.selectLevel1') }]}>
+            <Select onChange={handleLevel1Change} options={getLevel1Options(addModalType)} placeholder={t('finance.selectLevel1')} />
           </Form.Item>
 
-          <Form.Item name="category_level1" label="一级分类" rules={[{ required: true, message: '请选择' }]}>
-            <Select onChange={handleLevel1Change} options={getLevel1Options()} placeholder="请选择" />
+          <Form.Item name="category_level2" label={t('finance.level2Category')} rules={[{ required: true, message: t('finance.selectLevel2') }]}>
+            <Select options={getLevel2Options()} placeholder={t('finance.selectLevel2')} notFoundContent={t('finance.selectLevel2')} />
           </Form.Item>
 
-          <Form.Item name="category_level2" label="二级分类" rules={[{ required: true, message: '请选择' }]}>
-            <Select options={getLevel2Options()} placeholder="请先选择一级分类" notFoundContent="请先选择一级分类" />
-          </Form.Item>
-
-          <Form.Item name="project_id" label="项目名称"
-            rules={[{ required: form.getFieldValue('category_level1') === 'project' || (form.getFieldValue('category_level1') === 'income' && form.getFieldValue('category_level2') !== 'shareholder_investment' && form.getFieldValue('category_level2') !== 'other_income'), message: '请选择项目' }]}
-          >
-            <Select showSearch optionFilterProp="label" options={projectOptions} placeholder="选择项目" allowClear />
+          <Form.Item name="project_id" label={t('finance.projectName')}>
+            <Select showSearch optionFilterProp="label" options={projectOptions} placeholder={t('finance.selectProject')} allowClear />
           </Form.Item>
 
           <Row gutter={8}>
             <Col span={10}>
-              <Form.Item name="amount_original" label={isMobile ? '金额' : '金额'} labelCol={{ span: isMobile ? 24 : 8 }} wrapperCol={{ span: isMobile ? 24 : 16 }} rules={[{ required: true, message: '请输入' }]}>
-                <InputNumber style={{ width: '100%' }} min={0} precision={2} onChange={handleAmountChange} placeholder="0" />
+              <Form.Item name="amount_original" label={t('finance.amount')} labelCol={{ span: isMobile ? 24 : 8 }} wrapperCol={{ span: isMobile ? 24 : 16 }} rules={[{ required: true, message: t('common.inputPlaceholder') }]}>
+                <InputNumber style={{ width: '100%' }} min={0} precision={2} onChange={(v) => setAmountVal(v || 0)} placeholder={t('finance.amountPlaceholder')} />
               </Form.Item>
             </Col>
             <Col span={7}>
-              <Form.Item name="currency" label={isMobile ? '币种' : ''} labelCol={{ span: isMobile ? 24 : 0 }} wrapperCol={{ span: isMobile ? 24 : 24 }} rules={[{ required: true }]}>
+              <Form.Item name="currency" label={isMobile ? t('finance.currency') : ''} labelCol={{ span: isMobile ? 24 : 0 }} wrapperCol={{ span: isMobile ? 24 : 24 }} rules={[{ required: true }]}>
                 <Select options={CURRENCIES} onChange={handleCurrencyChange} />
               </Form.Item>
             </Col>
             <Col span={7}>
-              <Form.Item name="exchange_rate" label={isMobile ? '汇率' : ''} labelCol={{ span: isMobile ? 24 : 0 }} wrapperCol={{ span: isMobile ? 24 : 24 }} rules={[{ required: true }]}>
-                <InputNumber style={{ width: '100%' }} min={0} step={0.0001} precision={6} onChange={handleRateChange} />
+              <Form.Item name="exchange_rate" label={isMobile ? t('finance.exchangeRate') : ''} labelCol={{ span: isMobile ? 24 : 0 }} wrapperCol={{ span: isMobile ? 24 : 24 }} rules={[{ required: true }]}>
+                <InputNumber style={{ width: '100%' }} min={0} step={0.0001} precision={6} onChange={(v) => setRateVal(v || 1)} />
               </Form.Item>
             </Col>
           </Row>
 
-          <Form.Item label="等效人民币">
+          <Form.Item label={t('finance.equivalentCNY')}>
             <span style={{ fontSize: 18, fontWeight: 'bold', color: '#1890ff' }}>
-              ¥{((form.getFieldValue('amount_original') || 0) * (form.getFieldValue('exchange_rate') || 1)).toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
+              ¥{equivalentCny.toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
             </span>
           </Form.Item>
 
           <Divider style={{ margin: '8px 0' }} />
 
-          <Form.Item name="counterparty_name" label="对方名称" labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
-            <Input placeholder="收款方/付款方名称" />
+          <Form.Item name="counterparty_type" label={t('finance.counterpartyType')} labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
+            <Select options={COUNTERPARTY_TYPES} placeholder={t('finance.selectType')} allowClear onChange={() => form.setFieldsValue({ counterparty_id: undefined })} />
           </Form.Item>
 
-          <Form.Item name="counterparty_type" label="对方类型" labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
-            <Select options={COUNTERPARTY_TYPES} placeholder="选择类型" allowClear />
+          {getCounterpartyOptions().length > 0 && (
+            <Form.Item name="counterparty_id" label={t('cash.counterpartySelect')} labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
+              <Select showSearch optionFilterProp="label" options={getCounterpartyOptions()} placeholder={t('cash.counterpartySelectPlaceholder')} allowClear />
+            </Form.Item>
+          )}
+
+          <Form.Item name="counterparty_name" label={t('finance.counterpartyName')} labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
+            <Input placeholder={t('finance.counterpartyPlaceholder')} />
           </Form.Item>
 
-          <Form.Item name="user_name" label="人员姓名" labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
-            <Input placeholder="关联员工姓名" />
+          <Form.Item name="description" label={t('finance.desc')} labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
+            <Input.TextArea rows={2} placeholder={t('finance.descPlaceholder')} />
           </Form.Item>
 
-          <Form.Item name="description" label="描述" labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
-            <Input.TextArea rows={2} placeholder="补充说明" />
-          </Form.Item>
-
-          <Form.Item name="voucher_no" label="凭证编号" labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
-            <Input placeholder="发票号/收据号" />
+          <Form.Item name="voucher_url" label={t('cash.voucherUpload')} labelCol={{ span: isMobile ? 24 : 6 }} wrapperCol={{ span: isMobile ? 24 : 18 }}>
+            <Upload
+              maxCount={1}
+              action="/api/upload/single"
+              headers={{ Authorization: `Bearer ${JSON.parse(localStorage.getItem('auth-storage') || '{}')?.state?.token || ''}` }}
+              onChange={(info) => {
+                if (info.file.status === 'done' && info.file.response?.url) {
+                  form.setFieldsValue({ voucher_url: info.file.response.url });
+                  message.success(t('cash.uploadSuccess'));
+                } else if (info.file.status === 'error') {
+                  message.error(t('cash.uploadFailed'));
+                }
+              }}
+              onRemove={() => form.setFieldsValue({ voucher_url: undefined })}
+            >
+              <Button icon={<UploadOutlined />}>{t('cash.uploadVoucher')}</Button>
+            </Upload>
           </Form.Item>
         </Form>
       </Modal>

frontend/src/pages/projects/ProjectsPage.tsx

@@ -4,6 +4,7 @@ import { Card, Typography, Button, Space, Table, Tag, message, Spin, Modal, Inpu
 import { PlusOutlined, DeleteOutlined } from '@ant-design/icons';
 import apiClient from '../../utils/request';
 import { useAuthStore } from '../../store/authStore';
+import { useLanguageStore } from '../../store/languageStore';
 import dayjs from 'dayjs';
 
 const { Title, Paragraph } = Typography;
@@ -28,6 +29,7 @@ interface Project {
 
 const ProjectsPage: React.FC = () => {
   const navigate = useNavigate();
+  const { t, currentLanguage } = useLanguageStore();
   const [isMobile, setIsMobile] = useState(false);
   const [projects, setProjects] = useState<Project[]>([]);
   const [loading, setLoading] = useState(true);
@@ -41,6 +43,7 @@ const ProjectsPage: React.FC = () => {
   const [form] = Form.useForm();
   const [customers, setCustomers] = useState<any[]>([]);
   const [users, setUsers] = useState<any[]>([]);
+  const [templates, setTemplates] = useState<any[]>([]);
 
   const { user: currentUser } = useAuthStore();
   const isAdmin = currentUser?.role === 'admin' || false;
@@ -62,13 +65,13 @@ const ProjectsPage: React.FC = () => {
           ...p,
           key: p.id.toString(),
           progress: p.status === 'completed' ? 100 : (p.phase_progress || 0),
-          manager_name: p.manager_name || '未分配'
+          manager_name: p.manager_name || t('project.unassigned')
         })));
       } else {
-        message.error(`获取项目列表失败: ${response.data.message}`);
+        message.error(`${t('project.getListFailed')}: ${response.data.message}`);
       }
     } catch (error) {
-      message.error('获取项目列表失败');
+      message.error(t('project.getListFailed'));
     } finally {
       setLoading(false);
     }
@@ -76,12 +79,14 @@ const ProjectsPage: React.FC = () => {
 
   const fetchCreateOptions = async () => {
     try {
-      const [custRes, userRes] = await Promise.all([
+      const [custRes, userRes, tplRes] = await Promise.all([
         apiClient.get('/customers'),
         apiClient.get('/users'),
+        apiClient.get('/process-templates'),
       ]);
       if (custRes.data.success) setCustomers(custRes.data.data || []);
       if (userRes.data.success) setUsers(userRes.data.data || []);
+      if (tplRes.data.success) setTemplates(tplRes.data.data || []);
     } catch (e) { /* ignore */ }
   };
 
@@ -99,17 +104,18 @@ const ProjectsPage: React.FC = () => {
       const payload = {
         ...values,
         manager_id: values.project_manager_id,
+        type_template_id: values.type_template_id || undefined,
         start_date: values.start_date?.format('YYYY-MM-DD'),
         end_date: values.end_date?.format('YYYY-MM-DD') || null,
         contract_amount: values.contract_amount || 0,
       };
       const res = await apiClient.post('/projects', payload);
       if (res.data.success) {
-        message.success('项目创建成功');
+        message.success(t('project.createSuccess'));
         setCreateModalVisible(false);
         fetchProjects();
       } else {
-        message.error(res.data.message || '创建失败');
+        message.error(res.data.message || t('project.createFailed'));
       }
     } catch (e: any) {
       if (e.response?.data?.message) message.error(e.response.data.message);
@@ -126,7 +132,7 @@ const ProjectsPage: React.FC = () => {
   const handleDeleteConfirm = async () => {
     if (!deleteProjectId) return;
     if (deletePassword !== 'X123c321@') {
-      message.error('密码错误');
+      message.error(t('project.passwordError'));
       return;
     }
     setDeleteLoading(true);
@@ -135,14 +141,14 @@ const ProjectsPage: React.FC = () => {
         headers: { 'x-user-role': 'admin' }
       });
       if (response.data.success) {
-        message.success('项目删除成功');
+        message.success(t('project.deleteSuccess'));
         setDeleteModalVisible(false);
         fetchProjects();
       } else {
-        message.error(response.data.message || '删除失败');
+        message.error(response.data.message || t('common.deleteFailed'));
       }
     } catch (error) {
-      message.error('删除项目失败');
+      message.error(t('common.operationFailed'));
     } finally {
       setDeleteLoading(false);
     }
@@ -150,21 +156,21 @@ const ProjectsPage: React.FC = () => {
 
   const desktopColumns = [
     {
-      title: '项目名称', dataIndex: 'name', key: 'name', width: 250, ellipsis: true,
+      title: t('project.projectName'), dataIndex: 'name', key: 'name', width: 250, ellipsis: true,
       render: (text: string, record: Project) => (
         <a onClick={() => navigate(`/projects/${record.id}`)}>{text}</a>
       ),
     },
-    { title: '项目经理', dataIndex: 'manager_name', key: 'manager_name', width: 100 },
+    { title: t('project.projectManager'), dataIndex: 'manager_name', key: 'manager_name', width: 100 },
     {
-      title: '预算', dataIndex: 'budget', key: 'budget', width: 120,
+      title: t('project.budget'), dataIndex: 'budget', key: 'budget', width: 120,
       render: (amount: string) => {
         const val = parseFloat(amount || '0');
-        return val > 0 ? `¥${(val / 10000).toFixed(1)}万` : '-';
+        return val > 0 ? `¥${(val / 10000).toFixed(1)}${t('common.tenThousand')}` : '-';
       },
     },
     {
-      title: '进度', dataIndex: 'progress', key: 'progress', width: 120,
+      title: t('project.progress'), dataIndex: 'progress', key: 'progress', width: 120,
       render: (progress: number) => (
         <div style={{ width: 100 }}>
           <div style={{ background: '#f0f0f0', borderRadius: 10, height: 8 }}>
@@ -178,23 +184,23 @@ const ProjectsPage: React.FC = () => {
       ),
     },
     {
-      title: '状态', dataIndex: 'status', key: 'status', width: 100,
+      title: t('project.status'), dataIndex: 'status', key: 'status', width: 100,
       render: (status: string) => {
         const statusMap: Record<string, { color: string; text: string }> = {
-          planning: { color: 'blue', text: '规划中' }, in_progress: { color: 'processing', text: '进行中' },
-          completed: { color: 'success', text: '已完成' }, suspended: { color: 'warning', text: '已暂停' },
-          active: { color: 'processing', text: '进行中' },
+          planning: { color: 'blue', text: t('project.planning') }, in_progress: { color: 'processing', text: t('project.inProgress') },
+          completed: { color: 'success', text: t('project.completed') }, suspended: { color: 'warning', text: t('project.paused') },
+          active: { color: 'processing', text: t('project.inProgress') },
         };
         const config = statusMap[status] || { color: 'default', text: status };
         return <Tag color={config.color}>{config.text}</Tag>;
       },
     },
     {
-      title: '操作', key: 'action', width: 140,
+      title: t('common.action'), key: 'action', width: 140,
       render: (_: unknown, record: Project) => (
         <Space>
-          <Button size="small" onClick={() => navigate(`/projects/${record.id}`)}>查看</Button>
-          {isAdmin && <Button size="small" danger icon={<DeleteOutlined />} onClick={() => handleDeleteProject(record.id)}>删除</Button>}
+          <Button size="small" onClick={() => navigate(`/projects/${record.id}`)}>{t('common.view')}</Button>
+          {isAdmin && <Button size="small" danger icon={<DeleteOutlined />} onClick={() => handleDeleteProject(record.id)}>{t('common.delete')}</Button>}
         </Space>
       ),
     },
@@ -202,13 +208,13 @@ const ProjectsPage: React.FC = () => {
 
   const mobileColumns = [
     {
-      title: '项目', dataIndex: 'name', key: 'name', ellipsis: true,
+      title: t('dashboard.project'), dataIndex: 'name', key: 'name', ellipsis: true,
       render: (text: string, record: Project) => (
         <a onClick={() => navigate(`/projects/${record.id}`)}>{text}</a>
       ),
     },
     {
-      title: '进度', dataIndex: 'progress', key: 'progress', width: 80,
+      title: t('project.progress'), dataIndex: 'progress', key: 'progress', width: 80,
       render: (progress: number) => (
         <div style={{ width: 60 }}>
           <div style={{ background: '#f0f0f0', borderRadius: 4, height: 6 }}>
@@ -222,21 +228,21 @@ const ProjectsPage: React.FC = () => {
       ),
     },
     {
-      title: '状态', dataIndex: 'status', key: 'status', width: 70,
+      title: t('project.status'), dataIndex: 'status', key: 'status', width: 70,
       render: (status: string) => {
         const statusMap: Record<string, { color: string; text: string }> = {
-          planning: { color: 'blue', text: '规划' }, in_progress: { color: 'processing', text: '进行中' },
-          completed: { color: 'success', text: '完成' }, suspended: { color: 'warning', text: '暂停' },
-          active: { color: 'processing', text: '进行中' },
+          planning: { color: 'blue', text: t('project.plan') }, in_progress: { color: 'processing', text: t('project.inProgress') },
+          completed: { color: 'success', text: t('project.complete') }, suspended: { color: 'warning', text: t('project.pause') },
+          active: { color: 'processing', text: t('project.inProgress') },
         };
         const config = statusMap[status] || { color: 'default', text: status };
         return <Tag color={config.color} style={{ fontSize: 10 }}>{config.text}</Tag>;
       },
     },
     {
-      title: '操作', key: 'action', width: 60,
+      title: t('common.action'), key: 'action', width: 60,
       render: (_: unknown, record: Project) => (
-        <Button size="small" onClick={() => navigate(`/projects/${record.id}`)}>查看</Button>
+        <Button size="small" onClick={() => navigate(`/projects/${record.id}`)}>{t('common.view')}</Button>
       ),
     },
   ];
@@ -245,15 +251,15 @@ const ProjectsPage: React.FC = () => {
     <div style={{ padding: isMobile ? 8 : 24 }}>
       <div style={{ marginBottom: isMobile ? 12 : 24, display: 'flex', justifyContent: 'space-between', alignItems: 'center', flexWrap: 'wrap', gap: 8 }}>
         <div>
-          <Title level={isMobile ? 3 : 2} style={{ marginBottom: 8 }}>项目管理</Title>
-          <Paragraph type="secondary" style={{ marginBottom: 0 }}>管理项目信息、进度和预算</Paragraph>
+          <Title level={isMobile ? 3 : 2} style={{ marginBottom: 8 }}>{t('project.title')}</Title>
+          <Paragraph type="secondary" style={{ marginBottom: 0 }}>{t('project.description')}</Paragraph>
         </div>
         <Button type="primary" icon={<PlusOutlined />} onClick={handleCreateClick}>
-          {isMobile ? '新建' : '新建项目'}
+          {isMobile ? t('common.create') : t('project.newProject')}
         </Button>
       </div>
 
-      <Card title="项目列表" size="small" styles={{ body: { padding: isMobile ? 8 : 24 } }}>
+      <Card title={t('project.list')} size="small" styles={{ body: { padding: isMobile ? 8 : 24 } }}>
         {loading ? (
           <div style={{ textAlign: 'center', padding: 40 }}><Spin /></div>
         ) : (
@@ -268,32 +274,37 @@ const ProjectsPage: React.FC = () => {
       </Card>
 
       <Modal
-        title="快速新建项目"
+        title={t('project.quickCreate')}
         open={createModalVisible}
         onOk={handleCreateSubmit}
         onCancel={() => setCreateModalVisible(false)}
         confirmLoading={createLoading}
-        okText="创建"
-        cancelText="取消"
+        okText={t('common.create')}
+        cancelText={t('common.cancel')}
         width={isMobile ? '95%' : 560}
         style={{ top: isMobile ? 10 : 40 }}
         destroyOnClose
       >
         <Form form={form} layout="vertical" size="middle">
-          <Form.Item name="name" label="项目名称" rules={[{ required: true, message: '请输入项目名称' }]}>
-            <Input placeholder="如：万象省赛塔尼县22kV线路工程" />
+          <Form.Item name="name" label={t('project.projectName')} rules={[{ required: true, message: t('common.inputPlaceholder') + t('project.projectName') }]}>
+            <Input placeholder={t('project.projectNamePlaceholder')} />
+          </Form.Item>
+
+          <Form.Item name="type_template_id" label={t('project.projectTemplate')}>
+            <Select allowClear placeholder={t('project.selectTemplate')}
+              options={templates.map((tpl: any) => ({ value: tpl.id, label: tpl.name }))} />
           </Form.Item>
 
           <Row gutter={8}>
             <Col span={12}>
-              <Form.Item name="customer_id" label="客户">
-                <Select showSearch optionFilterProp="label" allowClear placeholder="选择客户"
+              <Form.Item name="customer_id" label={t('project.customer')}>
+                <Select showSearch optionFilterProp="label" allowClear placeholder={t('project.selectCustomer')}
                   options={customers.map((c: any) => ({ value: c.id, label: c.name }))} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="project_manager_id" label="项目经理">
-                <Select showSearch optionFilterProp="label" allowClear placeholder="选择项目经理"
+              <Form.Item name="project_manager_id" label={t('project.projectManager')}>
+                <Select showSearch optionFilterProp="label" allowClear placeholder={t('project.selectManager')}
                   options={users.map((u: any) => ({ value: u.id, label: u.name || u.username }))} />
               </Form.Item>
             </Col>
@@ -301,16 +312,16 @@ const ProjectsPage: React.FC = () => {
 
           <Row gutter={8}>
             <Col span={12}>
-              <Form.Item name="contract_amount" label="合同金额">
+              <Form.Item name="contract_amount" label={t('project.contractAmount')}>
                 <InputNumber style={{ width: '100%' }} min={0} placeholder="0" />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="status" label="项目状态">
+              <Form.Item name="status" label={t('project.projectStatus')}>
                 <Select options={[
-                  { value: 'planning', label: '规划中' },
-                  { value: 'in_progress', label: '进行中' },
-                  { value: 'completed', label: '已完成（补录历史项目）' },
+                  { value: 'planning', label: t('project.planning') },
+                  { value: 'in_progress', label: t('project.inProgress') },
+                  { value: 'completed', label: t('project.completedHistory') },
                 ]} />
               </Form.Item>
             </Col>
@@ -318,41 +329,41 @@ const ProjectsPage: React.FC = () => {
 
           <Row gutter={8}>
             <Col span={12}>
-              <Form.Item name="start_date" label="开始日期">
+              <Form.Item name="start_date" label={t('project.startDate')}>
                 <DatePicker style={{ width: '100%' }} />
               </Form.Item>
             </Col>
             <Col span={12}>
-              <Form.Item name="end_date" label="结束日期">
+              <Form.Item name="end_date" label={t('project.endDate')}>
                 <DatePicker style={{ width: '100%' }} />
               </Form.Item>
             </Col>
           </Row>
 
-          <Form.Item name="location" label="项目地点">
-            <Input placeholder="如：老挝万象省" />
+          <Form.Item name="location" label={t('project.location')}>
+            <Input placeholder={t('project.locationPlaceholder')} />
           </Form.Item>
 
-          <Form.Item name="description" label="项目描述">
-            <Input.TextArea rows={2} placeholder="简要描述项目内容" />
+          <Form.Item name="description" label={t('project.description')}>
+            <Input.TextArea rows={2} placeholder={t('project.descriptionPlaceholder')} />
           </Form.Item>
         </Form>
       </Modal>
 
       <Modal
-        title="删除确认"
+        title={t('project.deleteConfirm')}
         open={deleteModalVisible}
         onOk={handleDeleteConfirm}
         onCancel={() => setDeleteModalVisible(false)}
         confirmLoading={deleteLoading}
-        okText="确认删除"
-        cancelText="取消"
+        okText={t('common.deleteConfirm')}
+        cancelText={t('common.cancel')}
       >
         <div style={{ marginBottom: 16 }}>
-          <p>确定要删除这个项目吗？此操作不可恢复。</p>
-          <p>请输入管理员密码确认删除操作：</p>
+          <p>{t('project.deleteConfirmMsg')}</p>
+          <p>{t('project.deletePassMsg')}</p>
         </div>
-        <Input.Password placeholder="请输入管理员密码" value={deletePassword} onChange={(e) => setDeletePassword(e.target.value)} size="large" />
+        <Input.Password placeholder={t('common.inputPassword')} value={deletePassword} onChange={(e) => setDeletePassword(e.target.value)} size="large" />
       </Modal>
     </div>
   );

frontend/src/pages/reports/ReportsPage.tsx

@@ -1,22 +1,48 @@
-import React, { useState, useEffect } from 'react';
+import React, { useState, useEffect, useMemo } from 'react';
 import { Card, Typography, Table, DatePicker, Row, Col, Statistic, Tag, Spin } from 'antd';
 import { RiseOutlined, FallOutlined, DollarOutlined } from '@ant-design/icons';
 import apiClient from '../../utils/request';
 import dayjs from 'dayjs';
+import { useLanguageStore } from '../../store/languageStore';
 
 const { Title, Paragraph } = Typography;
 
-const LEVEL2_LABELS: Record<string, string> = {
-  contract_payment: '项目合同收款', deposit_refund: '质保金退回', shareholder_investment: '股东投资入股', other_income: '其他收入',
-  material: '材料采购', equipment: '设备采购', subcontract: '施工分包', labor: '人工工资',
-  travel: '差旅交通', accommodation: '食宿费用', freight: '运输物流', design: '勘测设计',
-  tools: '小型工具', client_relations: '客户/EDL关系', other_project: '其他项目支出',
-  salary: '工资薪酬', rent: '房租物业', office: '办公费用', commute: '交通通勤',
-  vehicle_maintenance: '车辆维保', assets: '固定资产', marketing: '营销拓展',
-  entertainment: '招待费用', welfare: '员工福利', logistics: '快递物流', other_company: '其他公司支出'
-};
-
 const ReportsPage: React.FC = () => {
+  const { t, currentLanguage } = useLanguageStore();
+
+  const LEVEL2_LABELS = useMemo<Record<string, string>>(() => ({
+    contract_payment: t('finance.projectRevenue'),
+    deposit_refund: t('finance.warrantyReturn'),
+    shareholder_investment: t('finance.shareholderInvestment'),
+    other_income: t('finance.otherIncome'),
+    material: t('finance.materialPurchase'),
+    equipment: t('finance.equipmentPurchase'),
+    subcontract: t('finance.constructionSubcontract'),
+    construction_subcontract: t('finance.constructionSubcontract'),
+    labor: t('finance.laborWage'),
+    travel: t('finance.travelTransport'),
+    accommodation: t('finance.accommodationFood'),
+    freight: t('finance.transportLogistics'),
+    transport_logistics: t('finance.transportLogistics'),
+    design: t('finance.surveyDesign'),
+    survey_design: t('finance.surveyDesign'),
+    tools: t('finance.smallTools'),
+    client_relations: t('finance.customerEDLRelation'),
+    customer_edl: t('finance.customerEDLRelation'),
+    other_project: t('finance.otherProjectExpense'),
+    salary: t('finance.salaryWelfare'),
+    rent: t('finance.rentProperty'),
+    office: t('finance.officeExpense'),
+    commute: t('finance.commute'),
+    vehicle_maintenance: t('finance.vehicleMaintenance'),
+    assets: t('finance.fixedAsset'),
+    marketing: t('finance.marketing'),
+    entertainment: t('finance.entertainment'),
+    welfare: t('finance.employeeBenefit'),
+    logistics: t('finance.expressLogistics'),
+    other_company: t('finance.otherCompanyExpense'),
+  }), [t]);
+
   const [loading, setLoading] = useState(false);
   const [isMobile, setIsMobile] = useState(false);
   const [summary, setSummary] = useState<any>({ total_income: 0, total_expense: 0, net_profit: 0 });
@@ -57,31 +83,31 @@ const ReportsPage: React.FC = () => {
   }));
 
   const desktopColumns = [
-    { title: '月份', dataIndex: 'month', key: 'month' },
-    { title: '总收入', dataIndex: 'income', key: 'income', render: (v: number) => `¥${parseFloat(v).toLocaleString()}` },
-    { title: '总支出', dataIndex: 'expense', key: 'expense', render: (v: number) => `¥${parseFloat(v).toLocaleString()}` },
+    { title: t('reports.month'), dataIndex: 'month', key: 'month' },
+    { title: t('reports.totalIncome'), dataIndex: 'income', key: 'income', render: (v: number) => `¥${parseFloat(v).toLocaleString()}` },
+    { title: t('reports.totalExpense'), dataIndex: 'expense', key: 'expense', render: (v: number) => `¥${parseFloat(v).toLocaleString()}` },
     {
-      title: '净利润', dataIndex: 'profit', key: 'profit',
+      title: t('reports.netProfit'), dataIndex: 'profit', key: 'profit',
       render: (v: number) => <span style={{ color: v >= 0 ? 'green' : 'red', fontWeight: 'bold' }}>¥{v.toLocaleString()}</span>
     },
   ];
 
   const mobileColumns = [
-    { title: '月份', dataIndex: 'month', key: 'month', render: (v: string) => v.replace('-', '/') },
-    { title: '收入', dataIndex: 'income', key: 'income', render: (v: number) => <span style={{ color: 'green' }}>¥{(parseFloat(v) / 10000).toFixed(1)}万</span> },
-    { title: '支出', dataIndex: 'expense', key: 'expense', render: (v: number) => <span style={{ color: 'red' }}>¥{(parseFloat(v) / 10000).toFixed(1)}万</span> },
+    { title: t('reports.month'), dataIndex: 'month', key: 'month', render: (v: string) => v.replace('-', '/') },
+    { title: t('reports.totalIncome'), dataIndex: 'income', key: 'income', render: (v: number) => <span style={{ color: 'green' }}>¥{(parseFloat(v) / 10000).toFixed(1)}{t('common.tenThousand')}</span> },
+    { title: t('reports.totalExpense'), dataIndex: 'expense', key: 'expense', render: (v: number) => <span style={{ color: 'red' }}>¥{(parseFloat(v) / 10000).toFixed(1)}{t('common.tenThousand')}</span> },
     {
-      title: '利润', dataIndex: 'profit', key: 'profit',
-      render: (v: number) => <b style={{ color: v >= 0 ? 'green' : 'red' }}>¥{(v / 10000).toFixed(1)}万</b>
+      title: t('reports.netProfit'), dataIndex: 'profit', key: 'profit',
+      render: (v: number) => <b style={{ color: v >= 0 ? 'green' : 'red' }}>¥{(v / 10000).toFixed(1)}{t('common.tenThousand')}</b>
     },
   ];
 
   const categoryColumns = [
-    { title: '分类', dataIndex: 'category_level2', render: (v: string) => LEVEL2_LABELS[v] || v },
-    { title: '金额(¥)', dataIndex: 'total_amount', render: (v: number) => parseFloat(v).toLocaleString(), align: 'right' as const },
-    { title: '笔数', dataIndex: 'count', align: 'center' as const },
+    { title: t('finance.level2Category'), dataIndex: 'category_level2', render: (v: string) => LEVEL2_LABELS[v] || v },
+    { title: t('finance.amount'), dataIndex: 'total_amount', render: (v: number) => parseFloat(v).toLocaleString(), align: 'right' as const },
+    { title: t('project.count'), dataIndex: 'count', align: 'center' as const },
     {
-      title: '占比', render: (_: unknown, r: any) => {
+      title: t('project.ratio'), render: (_: unknown, r: any) => {
         const total = byCategory.filter(c => c.category_level1 === r.category_level1).reduce((s, c) => s + parseFloat(c.total_amount), 0);
         return total > 0 ? `${(parseFloat(r.total_amount) / total * 100).toFixed(1)}%` : '-';
       }
@@ -95,30 +121,30 @@ const ReportsPage: React.FC = () => {
   return (
     <div style={{ padding: isMobile ? 8 : 24 }}>
       <div style={{ marginBottom: isMobile ? 12 : 24 }}>
-        <Title level={isMobile ? 3 : 2} style={{ marginBottom: 8 }}>统计报表</Title>
-        <Paragraph type="secondary" style={{ marginBottom: 0 }}>查看项目财务报表和统计分析数据</Paragraph>
+        <Title level={isMobile ? 3 : 2} style={{ marginBottom: 8 }}>{t('reports.title')}</Title>
+        <Paragraph type="secondary" style={{ marginBottom: 0 }}>{t('reports.description')}</Paragraph>
       </div>
 
       <Row gutter={[8, 8]} style={{ marginBottom: 16 }}>
         <Col xs={8} sm={8}>
           <Card size="small" style={{ textAlign: 'center' }}>
-            <Statistic title="总收入" value={summary.total_income} prefix="¥" valueStyle={{ color: '#3f8600', fontSize: isMobile ? 16 : undefined }} />
+            <Statistic title={t('reports.totalIncome')} value={summary.total_income} prefix="¥" valueStyle={{ color: '#3f8600', fontSize: isMobile ? 16 : undefined }} />
           </Card>
         </Col>
         <Col xs={8} sm={8}>
           <Card size="small" style={{ textAlign: 'center' }}>
-            <Statistic title="总支出" value={summary.total_expense} prefix="¥" valueStyle={{ color: '#cf1322', fontSize: isMobile ? 16 : undefined }} />
+            <Statistic title={t('reports.totalExpense')} value={summary.total_expense} prefix="¥" valueStyle={{ color: '#cf1322', fontSize: isMobile ? 16 : undefined }} />
           </Card>
         </Col>
         <Col xs={8} sm={8}>
           <Card size="small" style={{ textAlign: 'center' }}>
-            <Statistic title="净利润" value={summary.net_profit} prefix="¥" valueStyle={{ color: summary.net_profit >= 0 ? '#3f8600' : '#cf1322', fontSize: isMobile ? 16 : undefined }} />
+            <Statistic title={t('reports.netProfit')} value={summary.net_profit} prefix="¥" valueStyle={{ color: summary.net_profit >= 0 ? '#3f8600' : '#cf1322', fontSize: isMobile ? 16 : undefined }} />
           </Card>
         </Col>
       </Row>
 
-      <Card title="月度财务报表" size="small" style={{ marginBottom: 16 }}
-        extra={<DatePicker picker="month" size="small" allowClear onChange={(d) => setSelectedMonth(d)} placeholder="选择月份" />}
+      <Card title={t('reports.monthlyReport')} size="small" style={{ marginBottom: 16 }}
+        extra={<DatePicker picker="month" size="small" allowClear onChange={(d) => setSelectedMonth(d)} placeholder={t('reports.selectMonth')} />}
       >
         <Spin spinning={loading}>
           <Table
@@ -133,7 +159,7 @@ const ReportsPage: React.FC = () => {
               return (
                 <Table.Summary fixed>
                   <Table.Summary.Row>
-                    <Table.Summary.Cell index={0}><strong>合计</strong></Table.Summary.Cell>
+                    <Table.Summary.Cell index={0}><strong>{t('common.total')}</strong></Table.Summary.Cell>
                     <Table.Summary.Cell index={1}><strong>¥{ti.toLocaleString()}</strong></Table.Summary.Cell>
                     <Table.Summary.Cell index={2}><strong>¥{te.toLocaleString()}</strong></Table.Summary.Cell>
                     <Table.Summary.Cell index={3}>
@@ -150,21 +176,21 @@ const ReportsPage: React.FC = () => {
       <Row gutter={[16, 16]}>
         {incomeCategories.length > 0 && (
           <Col xs={24} md={8}>
-            <Card title={<span><Tag color="green">收入</Tag>收入分类</span>} size="small">
+            <Card title={<span><Tag color="green">{t('reports.categoryTag')}</Tag>{t('reports.incomeCategory')}</span>} size="small">
               <Table dataSource={incomeCategories} columns={categoryColumns} rowKey="category_level2" pagination={false} size="small" />
             </Card>
           </Col>
         )}
         {projectCategories.length > 0 && (
           <Col xs={24} md={8}>
-            <Card title={<span><Tag color="blue">项目</Tag>项目支出分类</span>} size="small">
+            <Card title={<span><Tag color="blue">{t('reports.projectTag')}</Tag>{t('reports.projectExpenseCategory')}</span>} size="small">
               <Table dataSource={projectCategories} columns={categoryColumns} rowKey="category_level2" pagination={false} size="small" />
             </Card>
           </Col>
         )}
         {companyCategories.length > 0 && (
           <Col xs={24} md={8}>
-            <Card title={<span><Tag color="orange">公司</Tag>公司支出分类</span>} size="small">
+            <Card title={<span><Tag color="orange">{t('reports.companyTag')}</Tag>{t('reports.companyExpenseCategory')}</span>} size="small">
               <Table dataSource={companyCategories} columns={categoryColumns} rowKey="category_level2" pagination={false} size="small" />
             </Card>
           </Col>

frontend/src/store/authStore.ts

@@ -10,6 +10,8 @@ export interface User {
   role: 'admin' | 'manager' | 'user' | 'finance'
   department?: string
   avatar?: string
+  passport?: string
+  driverLicense?: string
   token?: string
 }
 
@@ -93,7 +95,9 @@ export const useAuthStore = create<AuthState>()(
             email: userData.email,
             role: userData.role,
             department: userData.department,
-            avatar: userData.avatar
+            avatar: userData.avatar,
+            passport: userData.passport,
+            driverLicense: userData.driverLicense
           }
           
           set({

frontend/src/store/languageStore.ts

@@ -7,7 +7,7 @@ interface LanguageState {
   currentLanguage: LanguageCode
   setLanguage: (code: LanguageCode) => void
   getLanguageInfo: () => any
-  t: (key: string) => string
+  t: (key: string, params?: Record<string, string | number>) => string
 }
 
 export const useLanguageStore = create<LanguageState>()(
@@ -33,7 +33,7 @@ export const useLanguageStore = create<LanguageState>()(
         return getLanguage(get().currentLanguage)
       },
       
-      t: (key: string): string => {
+      t: (key: string, params?: Record<string, string | number>): string => {
         const translation = getTranslation(get().currentLanguage)
         const keys = key.split('.')
         let result: any = translation
@@ -42,11 +42,19 @@ export const useLanguageStore = create<LanguageState>()(
           if (result && typeof result === 'object') {
             result = result[k]
           } else {
-            return key // 找不到翻译，返回key
+            return key
           }
         }
         
-        return typeof result === 'string' ? result : key
+        let text = typeof result === 'string' ? result : key
+        
+        if (params) {
+          Object.entries(params).forEach(([k, v]) => {
+            text = text.replace(new RegExp(`\\{${k}\\}`, 'g'), String(v))
+          })
+        }
+        
+        return text
       }
     }),
     {