style:更新所有Modal弹窗样式使用自定义风格

frontend/src/components/ChapterContentComparison.tsx

@@ -28,6 +28,7 @@ const ChapterContentComparison: React.FC<ChapterContentComparisonProps> = ({
 }) => {
   const [applying, setApplying] = useState(false);
   const [viewMode, setViewMode] = useState<'split' | 'unified'>('split');
+  const [modal, contextHolder] = Modal.useModal();
 
   const originalWordCount = originalContent.length;
   const wordCountDiff = wordCount - originalWordCount;
@@ -85,9 +86,10 @@ const ChapterContentComparison: React.FC<ChapterContentComparisonProps> = ({
   };
 
   const handleDiscard = () => {
-    Modal.confirm({
+    modal.confirm({
       title: '确认放弃',
       content: '确定要放弃新生成的内容吗？此操作不可恢复。',
+      centered: true,
       okText: '确定放弃',
       cancelText: '取消',
       okButtonProps: { danger: true },
@@ -100,7 +102,9 @@ const ChapterContentComparison: React.FC<ChapterContentComparisonProps> = ({
   };
 
   return (
-    <Modal
+    <>
+      {contextHolder}
+      <Modal
       title={`内容对比 - ${chapterTitle}`}
       open={visible}
       onCancel={onClose}
@@ -215,7 +219,8 @@ const ChapterContentComparison: React.FC<ChapterContentComparisonProps> = ({
           }}
         />
       </div>
-    </Modal>
+      </Modal>
+    </>
   );
 };
 

frontend/src/components/ChapterRegenerationModal.tsx

@@ -55,6 +55,7 @@ const ChapterRegenerationModal: React.FC<ChapterRegenerationModalProps> = ({
   hasAnalysis
 }) => {
   const [form] = Form.useForm();
+  const [modal, contextHolder] = Modal.useModal();
   const [loading, setLoading] = useState(false);
   const [progress, setProgress] = useState(0);
   const [status, setStatus] = useState<'idle' | 'generating' | 'success' | 'error'>('idle');
@@ -202,9 +203,10 @@ const ChapterRegenerationModal: React.FC<ChapterRegenerationModalProps> = ({
 
   const handleCancel = () => {
     if (loading) {
-      Modal.confirm({
+      modal.confirm({
         title: '确认取消',
         content: '生成正在进行中，确定要取消吗？',
+        centered: true,
         onOk: () => {
           setLoading(false);
           setStatus('idle');
@@ -217,7 +219,9 @@ const ChapterRegenerationModal: React.FC<ChapterRegenerationModalProps> = ({
   };
 
   return (
-    <Modal
+    <>
+      {contextHolder}
+      <Modal
       title={`重新生成章节 - 第${chapterNumber}章：${chapterTitle}`}
       open={visible}
       onCancel={handleCancel}
@@ -386,7 +390,8 @@ const ChapterRegenerationModal: React.FC<ChapterRegenerationModalProps> = ({
         message={`正在重新生成中... (已生成 ${wordCount} 字)`}
         title="重新生成章节"
       />
-    </Modal>
+      </Modal>
+    </>
   );
 };
 

frontend/src/components/CharacterCareerCard.tsx

@@ -57,6 +57,7 @@ export const CharacterCareerCard: React.FC<Props> = ({
     const [mainForm] = Form.useForm();
     const [subForm] = Form.useForm();
     const [progressForm] = Form.useForm();
+    const [modal, contextHolder] = Modal.useModal();
 
     useEffect(() => {
         fetchCharacterCareers();
@@ -149,9 +150,10 @@ export const CharacterCareerCard: React.FC<Props> = ({
     };
 
     const handleRemoveSubCareer = (careerId: string) => {
-        Modal.confirm({
+        modal.confirm({
             title: '确认删除',
             content: '确定要移除这个副职业吗？',
+            centered: true,
             onOk: async () => {
                 try {
                     await axios.delete(
@@ -237,6 +239,7 @@ export const CharacterCareerCard: React.FC<Props> = ({
 
     return (
         <>
+            {contextHolder}
             <Card
                 title={
                     <Space>