ai-dimension/client/src/App.vue

<template>
  <view class="app-root">
    <slot />
  </view>
</template>

<script setup>
import { onLaunch, onShow, onHide } from '@dcloudio/uni-app'

onLaunch(() => {
  initTheme()
})

onShow(() => {})
onHide(() => {})

// 主题：'auto'（默认，跟随系统）| 'light' | 'dark'
function initTheme() {
  const theme = uni.getStorageSync('theme') || 'auto'
  applyTheme(theme)
  // auto 模式下监听系统切换（H5）
  if (theme === 'auto' && typeof window !== 'undefined' && window.matchMedia) {
    const mq = window.matchMedia('(prefers-color-scheme: dark)')
    const onChange = () => applyTheme('auto')
    if (mq.addEventListener) mq.addEventListener('change', onChange)
    else if (mq.addListener) mq.addListener(onChange)
  }
}

function resolveTheme(theme) {
  if (theme !== 'auto') return theme
  if (typeof window !== 'undefined' && window.matchMedia) {
    return window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light'
  }
  return 'light'
}

function applyTheme(theme) {
  const resolved = resolveTheme(theme)
  try {
    // H5 环境：操作 document class
    const root = document.documentElement
    root.classList.remove('theme-dark', 'theme-light')
    root.classList.add(resolved === 'dark' ? 'theme-dark' : 'theme-light')
  } catch (e) {
    // 小程序环境：document 不存在，深色由 manifest darkmode + CSS 媒体查询接管
  }
  applyTabBarTheme(resolved)
}

function applyTabBarTheme(theme) {
  try {
    if (theme === 'dark') {
      uni.setTabBarStyle({
        color: 'rgba(255,255,255,0.35)',
        selectedColor: '#a2b2ff',
        backgroundColor: '#181828',
        borderStyle: 'black'
      })
    } else {
      uni.setTabBarStyle({
        color: 'rgba(0,0,0,0.3)',
        selectedColor: '#5b5ff8',
        backgroundColor: '#ffffff',
        borderStyle: 'white'
      })
    }
  } catch (e) {
    // 非 tabBar 页面或不支持时忽略
  }
}
</script>

<style lang="scss">
/* ============================================
   宇之然AI维度 — 全局主题
   变量 mixin 唯一出处：styles/theme.scss
   ============================================ */

/* 小程序基础：浅色默认 */
page {
  @include theme-light-vars;

  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  background-color: var(--bg-primary);
  color: var(--text-secondary);
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
}

/* H5：html 类切换主题（需覆盖 page 上的浅色定义，特异性更高） */
/* #ifdef H5 */
html.theme-light page { @include theme-light-vars; }
html.theme-dark, html.theme-dark page { @include theme-dark-vars; }
/* #endif */

/* 小程序：跟随系统深色（需 manifest darkmode: true） */
/* #ifdef MP-WEIXIN */
@media (prefers-color-scheme: dark) {
  page { @include theme-dark-vars; }
}
/* #endif */

view {
  box-sizing: border-box;
}

::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

/* 页面布局统一 */
.page-layout {
  min-height: 100vh;
  padding: 0 20px 30px;
  background: var(--bg-primary);
}

.page-subtitle {
  display: block;
  font-size: 13px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

/* 卡片通用 */
.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow, none);
  transition: all 0.3s ease;
}

.gradient-brand {
  background: linear-gradient(135deg, var(--color-brand), var(--color-brand-light));
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-brand-light), var(--color-brand));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 区块标题（统一） */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 24px 0 12px;

  .section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .section-more {
    font-size: 12px;
    color: var(--text-tertiary);
  }
}
</style>