admin.xpcool.com/apps/web-tdesign/src/styles/theme.css

/**
 * 全局主题美化
 * 设计语言：跟随系统主题色（可在偏好设置中切换主题色）；柔和圆角；轻投影；有纵深的浅色背景。
 * 说明：Vben 的 useTDesignDesignTokens 会用 JS 根据主题色动态把 --td-* 品牌色写到
 *       documentElement 上，因此这里不再用固定色值覆盖品牌色，改为引用 --primary
 *       变量，保证切换主题色时整个系统颜色同步变化。
 */

:root {
  /* —— 品牌主色：跟随系统主题色（--primary），支持在系统内切换 —— */
  --td-brand-color: var(--primary);
  --td-brand-color-hover: var(--primary-600);
  --td-brand-color-active: var(--primary-700);
  --td-brand-color-disabled: var(--primary-200);
  --td-brand-color-light: var(--primary-50);
  --td-brand-color-light-hover: var(--primary-100);
  --td-brand-color-light-active: var(--primary-200);

  /* —— 圆角：更现代、更柔 —— */
  --td-radius-small: 6px !important;
  --td-radius-medium: 10px !important;
  --td-radius-large: 14px !important;
  --td-radius-round: 999px !important;
  --td-radius-circle: 50% !important;

  /* —— 投影：更轻、更有层次 —— */
  --td-shadow-1: 0 1px 2px rgb(16 24 40 / 4%),
    0 1px 3px rgb(16 24 40 / 6%) !important;
  --td-shadow-2: 0 2px 4px rgb(16 24 40 / 4%),
    0 8px 24px rgb(16 24 40 / 6%) !important;
  --td-shadow-3: 0 4px 8px rgb(16 24 40 / 5%),
    0 16px 40px rgb(16 24 40 / 8%) !important;

  /* —— 边框：更淡 —— */
  --td-component-stroke: #eef0f5 !important;
  --td-border-level-1-color: #eef0f5 !important;
  --td-bg-color-page: #f5f7fb !important;
}

/* 页面整体：不再纯白，带极淡的冷色纵深 */
html {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC',
    'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizelegibility;
}

body {
  background-color: #f5f7fb;
  background-image: radial-gradient(
      1200px 600px at 100% -10%,
      color-mix(in srgb, var(--primary) 8%, transparent),
      transparent 60%
    ),
    radial-gradient(
      900px 500px at -10% 110%,
      color-mix(in srgb, var(--primary) 7%, transparent),
      transparent 55%
    );
  background-attachment: fixed;
}

/* 内容区卡片化：让所有 TDesign 卡片更精致 */
.t-card {
  overflow: hidden;
  border-color: var(--td-border-level-1-color);
  border-radius: var(--td-radius-large);
  box-shadow: var(--td-shadow-2);
}

.t-card__header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--td-border-level-1-color);
}

.t-card__title {
  font-size: 15px;
  font-weight: 600;
  color: #1d2129;
}

.t-card__body {
  padding: 16px 20px;
}

/* 表格更透气 */
.t-table {
  --td-table-bg-color: transparent;
}

.t-table__header th {
  font-weight: 600;
  color: #4e5969;
  background-color: #fafbff !important;
}

/* 主按钮：带品牌渐变，更出彩（跟随主题色） */
.t-button--theme-primary:not(.t-button--variant-outline):not(
    .t-button--variant-text
  ):not(.t-button--variant-dashed) {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-700) 100%
  );
  border: none;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--primary) 28%, transparent);
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}

.t-button--theme-primary:not(.t-button--variant-outline):not(
    .t-button--variant-text
  ):not(.t-button--variant-dashed):hover {
  box-shadow: 0 6px 16px color-mix(in srgb, var(--primary) 36%, transparent);
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.t-button--theme-primary:not(.t-button--variant-outline):not(
    .t-button--variant-text
  ):not(.t-button--variant-dashed):active {
  transform: translateY(0);
}

/* 滚动条：纤细、克制 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-thumb {
  background: rgb(29 33 41 / 18%);
  border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgb(29 33 41 / 30%);
}

::-webkit-scrollbar-track {
  background: transparent;
}

/* 暗色模式：收敛背景纵深，保持卡片质感 */
html[theme-mode='dark'] body {
  background-color: #16171a;
  background-image: radial-gradient(
      1200px 600px at 100% -10%,
      color-mix(in srgb, var(--primary) 14%, transparent),
      transparent 60%
    ),
    radial-gradient(
      900px 500px at -10% 110%,
      color-mix(in srgb, var(--primary) 12%, transparent),
      transparent 55%
    );
}

html[theme-mode='dark'] .t-card {
  border-color: rgb(255 255 255 / 8%);
}

html[theme-mode='dark'] .t-card__header {
  border-bottom-color: rgb(255 255 255 / 8%);
}

html[theme-mode='dark'] .t-table__header th {
  background-color: rgb(255 255 255 / 4%) !important;
}

/* —— 业务页统一：页面标题 + 筛选/表格卡片 —— */
.wb-page-head {
  margin-bottom: 16px;
}

.wb-page-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: #1d2129;
}

.wb-page-sub {
  margin: 4px 0 0;
  font-size: 13px;
  color: #86909c;
}

.wb-filter-card {
  margin-bottom: 16px;
}

.wb-filter-card .t-card__body {
  padding: 16px 20px;
}

html[theme-mode='dark'] .wb-page-title {
  color: rgb(255 255 255 / 90%);
}

html[theme-mode='dark'] .wb-page-sub {
  color: rgb(255 255 255 / 50%);
}