feat: add dark theme support with CSS custom properties and Naive UI integration

Implement runtime theme switching using CSS custom properties delegated through SCSS variables, with light/dark/system modes, FOUC prevention, sidebar toggle, and settings selector. Add theme-aware video assets for sidebar and chat thinking indicator.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
ekko
2026-04-16 23:13:04 +08:00
co-authored by Claude Opus 4.6
parent 076a7c2a38
commit b5aeb876b8
32 changed files with 465 additions and 126 deletions
@@ -0,0 +1,47 @@
<script setup lang="ts">
import { useTheme } from '@/composables/useTheme'
const { isDark, toggleTheme } = useTheme()
</script>
<template>
<button class="theme-switch" :title="isDark ? 'Light mode' : 'Dark mode'" @click="toggleTheme">
<!-- Sun icon (shown in dark mode) -->
<svg v-if="isDark" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<circle cx="12" cy="12" r="5" />
<line x1="12" y1="1" x2="12" y2="3" />
<line x1="12" y1="21" x2="12" y2="23" />
<line x1="4.22" y1="4.22" x2="5.64" y2="5.64" />
<line x1="18.36" y1="18.36" x2="19.78" y2="19.78" />
<line x1="1" y1="12" x2="3" y2="12" />
<line x1="21" y1="12" x2="23" y2="12" />
<line x1="4.22" y1="19.78" x2="5.64" y2="18.36" />
<line x1="18.36" y1="5.64" x2="19.78" y2="4.22" />
</svg>
<!-- Moon icon (shown in light mode) -->
<svg v-else width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z" />
</svg>
</button>
</template>
<style scoped lang="scss">
.theme-switch {
display: flex;
align-items: center;
justify-content: center;
width: 28px;
height: 28px;
border: none;
background: transparent;
border-radius: 4px;
cursor: pointer;
color: var(--text-muted);
transition: color 0.15s ease, background-color 0.15s ease;
&:hover {
color: var(--text-primary);
background: rgba(var(--accent-primary-rgb), 0.06);
}
}
</style>