/* Aurora Admin 组件库文档 — 文档站样式（复用 colors_and_type.css 设计令牌） */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--au-font-family);
  color: var(--au-color-text-body);
  background: var(--au-color-page-bg);
  font-size: 14px;
  line-height: 22px;
}
.hidden { display: none !important; }
a { color: var(--au-color-brand); text-decoration: none; }
a:hover { color: var(--au-color-brand-hover); }

/* ================= 顶部导航 ================= */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 60px;
  background: var(--au-color-card-bg);
  border-bottom: 1px solid var(--au-color-border);
  z-index: 100;
}
.topbar-inner {
  max-width: 1440px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  gap: var(--au-space-24);
  padding: 0 var(--au-space-24);
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--au-color-text-title);
  flex-shrink: 0;
}
.logo:hover { color: var(--au-color-text-title); }
.logo-mark {
  width: 32px; height: 32px;
  border-radius: var(--au-radius-large);
  background: var(--au-color-brand);
  color: var(--au-color-text-inverse);
  font-weight: 600;
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
}
.logo-text { font-size: 16px; font-weight: 600; white-space: nowrap; }
.logo-text em { font-style: normal; font-weight: 500; color: var(--au-color-text-secondary); }
.ver {
  font-family: var(--au-font-family-num);
  font-size: 12px;
  color: var(--au-color-brand);
  background: var(--au-color-brand-bg);
  border-radius: var(--au-radius-small);
  padding: 0 6px;
  line-height: 18px;
}

.search-trigger {
  flex: 1;
  max-width: 360px;
  height: 34px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: var(--au-radius-base);
  background: var(--au-color-page-bg);
  color: var(--au-color-text-placeholder);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.search-trigger:hover { background: var(--au-color-table-header-bg); border-color: var(--au-color-border); }
.search-trigger .st-text { flex: 1; text-align: left; }
.search-trigger kbd {
  font-family: var(--au-font-family-num);
  font-size: 11px;
  color: var(--au-color-text-secondary);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-small);
  background: var(--au-color-card-bg);
  padding: 1px 5px;
}

.topnav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--au-space-8);
  height: 100%;
}
.topnav a {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 var(--au-space-12);
  color: var(--au-color-text-body);
  font-size: 14px;
}
.topnav a:hover { color: var(--au-color-brand); }
.topnav a.active { color: var(--au-color-brand); font-weight: 500; }

/* 语言切换：中/EN 双段，当前语言高亮 */
.lang-toggle {
  margin-left: 12px; height: 28px; padding: 0 10px;
  display: inline-flex; align-items: center; gap: 2px;
  border: 1px solid var(--au-color-border); border-radius: var(--au-radius-base);
  background: var(--au-color-card-bg); cursor: pointer;
  font-family: var(--au-font-family-num); font-size: 12px;
  color: var(--au-color-text-secondary);
  transition: border-color .15s;
}
.lang-toggle:hover { border-color: var(--au-color-brand); }
.lang-toggle .lang-sep { opacity: .4; margin: 0 2px; }
.lang-toggle .lang-zh,
.lang-toggle .lang-en { padding: 0 2px; }
.lang-toggle .active { color: var(--au-color-brand); font-weight: 600; }
.topnav a.active::after {
  content: '';
  position: absolute;
  left: 12px; right: 12px; bottom: 0;
  height: 2px;
  background: var(--au-color-brand);
  border-radius: 1px 1px 0 0;
}

/* ================= 三栏布局 ================= */
.body-wrap {
  display: flex;
  padding-top: 60px;
  max-width: 1440px;
  margin: 0 auto;
  min-height: 100vh;
  align-items: flex-start;
}

/* ---- 左侧栏 ---- */
.sidebar {
  width: 240px;
  flex-shrink: 0;
  position: sticky;
  top: 60px;
  height: calc(100vh - 60px);
  overflow-y: auto;
  padding: var(--au-space-16) var(--au-space-8) var(--au-space-32);
  border-right: 1px solid var(--au-color-border);
  background: var(--au-color-card-bg);
}
.side-link {
  display: flex;
  align-items: center;
  height: 34px;
  padding: 0 var(--au-space-12);
  border-radius: var(--au-radius-base);
  color: var(--au-color-text-body);
  font-size: 14px;
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  font-family: inherit;
}
.side-link:hover { background: var(--au-color-table-header-bg); color: var(--au-color-brand); }
.side-link.active { background: var(--au-color-brand-bg); color: var(--au-color-brand); font-weight: 500; }
.side-group {
  margin-top: var(--au-space-16);
  padding: 0 var(--au-space-12) var(--au-space-4);
  font-size: 12px;
  color: var(--au-color-text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.side-group .cnt {
  font-family: var(--au-font-family-num);
  background: var(--au-color-table-header-bg);
  border-radius: var(--au-radius-small);
  padding: 0 6px;
  line-height: 18px;
  font-size: 11px;
}
.side-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  height: 32px;
  padding: 0 var(--au-space-12);
  border-radius: var(--au-radius-base);
  color: var(--au-color-text-body);
  font-size: 13px;
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  font-family: inherit;
}
.side-item:hover { background: var(--au-color-table-header-bg); color: var(--au-color-brand); }
.side-item.active { background: var(--au-color-brand-bg); color: var(--au-color-brand); font-weight: 500; }
.side-item .zh { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-item .en {
  font-family: var(--au-font-family-num);
  font-size: 11px;
  color: var(--au-color-text-secondary);
  flex-shrink: 0;
}
.side-item.active .en { color: var(--au-color-brand); opacity: .7; }

/* ---- 内容区 ---- */
.content {
  flex: 1;
  min-width: 0;
  padding: var(--au-space-32) var(--au-space-40) var(--au-space-64);
}
.page-inner { max-width: 880px; margin: 0 auto; }

.page-title {
  font-size: 26px;
  line-height: 34px;
  font-weight: 600;
  color: var(--au-color-text-title);
  margin: 0 0 4px;
}
.page-desc {
  color: var(--au-color-text-secondary);
  margin: 0 0 var(--au-space-24);
  font-size: 14px;
}
.page-desc strong { font-family: var(--au-font-family-num); color: var(--au-color-text-body); }

/* ---- 组件总览网格 ---- */
.ov-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--au-space-16);
}
.ov-card {
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-large);
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow .2s, transform .2s, border-color .2s;
}
.ov-card:hover {
  box-shadow: var(--au-shadow-medium);
  border-color: var(--au-color-brand);
  transform: translateY(-2px);
}
.ov-thumb {
  height: 150px;
  background: var(--au-color-card-bg);
  border-bottom: 1px solid var(--au-color-border);
  overflow: hidden;
  position: relative;
}
.ov-thumb iframe {
  width: 260%;
  height: 260%;
  border: none;
  transform: scale(.4);
  transform-origin: 0 0;
  pointer-events: none;
}
.ov-thumb .ph {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--au-color-text-placeholder);
  font-size: 12px;
}
.ov-info { padding: 10px var(--au-space-12) 12px; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.ov-info .zh { font-size: 14px; font-weight: 500; color: var(--au-color-text-title); }
.ov-card:hover .ov-info .zh { color: var(--au-color-brand); }
.ov-info .en { font-family: var(--au-font-family-num); font-size: 12px; color: var(--au-color-text-secondary); }

/* ---- 组件详情 ---- */
.detail-head h1 {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 26px;
  font-weight: 600;
  color: var(--au-color-text-title);
  margin: 0 0 6px;
}
.detail-head h1 .en {
  font-family: var(--au-font-family-num);
  font-size: 16px;
  font-weight: 400;
  color: var(--au-color-text-secondary);
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: var(--au-space-24); }
.chip {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-radius: var(--au-radius-small);
  font-size: 12px;
  background: var(--au-color-table-header-bg);
  color: var(--au-color-text-secondary);
  white-space: nowrap;
}
.chip.blue { background: var(--au-color-brand-bg); color: var(--au-color-brand); }
a.chip:hover { color: var(--au-color-brand); }

.sec { margin-bottom: var(--au-space-40); }
.sec > h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--au-color-text-title);
  margin: 0 0 var(--au-space-12);
  padding-bottom: var(--au-space-8);
  border-bottom: 1px solid var(--au-color-border);
}

/* 规格说明 */
.spec-box {
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-left: 3px solid var(--au-color-brand);
  border-radius: var(--au-radius-medium);
  padding: var(--au-space-16) var(--au-space-20);
}
.spec-box ul { margin: 0; padding-left: 18px; }
.spec-box li { margin: 4px 0; }
.spec-box p { margin: 6px 0; }
.spec-box table { border-collapse: collapse; margin: 8px 0; width: 100%; }
.spec-box th, .spec-box td {
  border: 1px solid var(--au-color-border);
  padding: 6px 10px;
  font-size: 13px;
  text-align: left;
}
.spec-box th { background: var(--au-color-table-header-bg); font-weight: 500; }

/* 代码演示卡片 */
.demo-card {
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-large);
  overflow: hidden;
}
.demo-stage { position: relative; }
.demo-stage iframe {
  display: block;
  width: 100%;
  height: 420px;
  border: none;
  background: var(--au-color-card-bg);
}
.demo-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px var(--au-space-16);
  border-top: 1px solid var(--au-color-border);
  background: var(--au-color-card-bg);
}
.demo-toolbar .dt-left, .demo-toolbar .dt-right { display: flex; align-items: center; gap: 4px; }
.tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 28px;
  padding: 0 10px;
  border: none;
  border-radius: var(--au-radius-base);
  background: transparent;
  color: var(--au-color-text-secondary);
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
}
.tool-btn:hover { color: var(--au-color-brand); background: var(--au-color-brand-bg); }
.tool-btn .arr { transition: transform .2s; font-size: 10px; }
.tool-btn.open .arr { transform: rotate(180deg); }

.demo-code {
  border-top: 1px solid var(--au-color-border);
  background: var(--au-color-tooltip-bg);
}
.demo-code .code-tabs {
  display: flex;
  gap: 2px;
  padding: 6px 12px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.demo-code .code-tabs button {
  border: none;
  background: transparent;
  color: #8B95A7;
  font-size: 12px;
  font-family: var(--au-font-family-num);
  padding: 6px 12px;
  cursor: pointer;
  border-radius: var(--au-radius-base) var(--au-radius-base) 0 0;
}
.demo-code .code-tabs button.active { color: #fff; background: rgba(255,255,255,.08); }
.demo-code pre {
  margin: 0;
  padding: var(--au-space-16);
  overflow: auto;
  max-height: 420px;
}
.demo-code code {
  font-family: Consolas, "JetBrains Mono", Menlo, monospace;
  font-size: 12.5px;
  line-height: 20px;
  color: #D6DEEB;
  white-space: pre;
}

/* 设计契约 */
.contract-block { margin-bottom: var(--au-space-20); }
.contract-block h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--au-color-text-title);
  margin: 0 0 8px;
}
.dim-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 6px 0; }
.dim-row .dim-name { width: 90px; color: var(--au-color-text-secondary); font-size: 13px; flex-shrink: 0; }
.dim-chip {
  font-family: var(--au-font-family-num);
  font-size: 12px;
  background: var(--au-color-brand-bg);
  color: var(--au-color-brand);
  border-radius: var(--au-radius-small);
  padding: 1px 8px;
}
.kv-table { border-collapse: collapse; width: 100%; }
.kv-table th, .kv-table td {
  border: 1px solid var(--au-color-border);
  padding: 8px 12px;
  font-size: 13px;
  text-align: left;
  vertical-align: top;
}
.kv-table th {
  width: 160px;
  background: var(--au-color-table-header-bg);
  font-weight: 500;
  color: var(--au-color-text-title);
}
.callout {
  border-radius: var(--au-radius-medium);
  padding: 10px var(--au-space-16);
  font-size: 13px;
  margin-top: var(--au-space-12);
}
.callout.warn { background: #FFF7E6; border: 1px solid #FFE58F; color: #AD6800; }
.callout.note { background: var(--au-color-brand-bg); border: 1px solid rgba(47,84,235,.25); color: var(--au-color-brand-active); }
.callout ul { margin: 4px 0; padding-left: 18px; }

/* 实现资源表 */
.res-table { border-collapse: collapse; width: 100%; background: var(--au-color-card-bg); }
.res-table th, .res-table td {
  border: 1px solid var(--au-color-border);
  padding: 8px 12px;
  font-size: 13px;
  text-align: left;
}
.res-table th { background: var(--au-color-table-header-bg); font-weight: 500; }
.res-table td.num { font-family: var(--au-font-family-num); }

/* 上一篇/下一篇 */
.pager { display: flex; justify-content: space-between; gap: var(--au-space-16); margin-top: var(--au-space-48); }
.pager a {
  flex: 1;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-large);
  background: var(--au-color-card-bg);
  padding: var(--au-space-12) var(--au-space-16);
  transition: border-color .15s, box-shadow .15s;
}
.pager a:hover { border-color: var(--au-color-brand); box-shadow: var(--au-shadow-low); text-decoration: none; }
.pager a.next { text-align: right; }
.pager .dir { font-size: 12px; color: var(--au-color-text-secondary); display: block; }
.pager .name { font-size: 15px; font-weight: 500; color: var(--au-color-brand); }

/* ---- 设计规范页 ---- */
.tok-group { margin-bottom: var(--au-space-32); }
.tok-group > h2 {
  font-size: 18px;
  font-weight: 600;
  color: var(--au-color-text-title);
  margin: 0 0 var(--au-space-12);
}
.tok-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: var(--au-space-12); }
.tok-card {
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-medium);
  overflow: hidden;
}
.tok-swatch { height: 56px; border-bottom: 1px solid var(--au-color-border); }
/* 令牌导出卡：无 swatch，整卡可点下载 */
.tok-export { display: block; padding: 12px; text-decoration: none; transition: border-color .15s, box-shadow .15s; }
.tok-export:hover { border-color: var(--au-color-brand); box-shadow: var(--au-shadow-low); }
.tok-export .t-val { color: var(--au-color-text-title); font-size: 13px; margin: 4px 0 2px; }
.tok-meta { padding: 8px 12px; }
.tok-meta .t-name { font-family: var(--au-font-family-num); font-size: 12px; color: var(--au-color-text-title); word-break: break-all; }
.tok-meta .t-val { font-family: var(--au-font-family-num); font-size: 12px; color: var(--au-color-brand); }
.tok-meta .t-cmt { font-size: 11px; color: var(--au-color-text-secondary); margin-top: 2px; }
.type-row {
  display: flex;
  align-items: baseline;
  gap: var(--au-space-16);
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-medium);
  padding: 10px 16px;
  margin-bottom: 8px;
}
.type-sample { color: var(--au-color-text-title); white-space: nowrap; }
.type-meta { color: var(--au-color-text-secondary); font-size: 12px; font-family: var(--au-font-family-num); }
.space-row { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
.space-bar { height: 16px; background: var(--au-color-brand-bg); border: 1px solid var(--au-color-brand); border-radius: 2px; }
.space-meta { font-family: var(--au-font-family-num); font-size: 12px; color: var(--au-color-text-secondary); }
.radius-row { display: flex; gap: var(--au-space-16); flex-wrap: wrap; }
.radius-demo {
  width: 96px; height: 72px;
  background: var(--au-color-brand-bg);
  border: 2px solid var(--au-color-brand);
  display: flex; align-items: flex-end; justify-content: center;
  font-size: 12px; color: var(--au-color-brand-active);
  padding-bottom: 4px;
  font-family: var(--au-font-family-num);
}
.shadow-row { display: flex; gap: var(--au-space-24); flex-wrap: wrap; }
.shadow-demo {
  width: 140px; height: 80px;
  background: var(--au-color-card-bg);
  border-radius: var(--au-radius-medium);
  display: flex; align-items: flex-end; justify-content: center;
  font-size: 12px; color: var(--au-color-text-secondary);
  padding-bottom: 8px;
}
.ctrl-row { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.ctrl-pill {
  background: var(--au-color-brand);
  color: var(--au-color-text-inverse);
  border-radius: var(--au-radius-base);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 13px;
}

/* ---- 右侧目录 ---- */
.toc {
  width: 180px;
  flex-shrink: 0;
  position: sticky;
  top: 60px;
  height: calc(100vh - 60px);
  overflow-y: auto;
  padding: var(--au-space-32) var(--au-space-16) var(--au-space-32) 0;
  font-size: 13px;
}
.toc-title { color: var(--au-color-text-title); font-weight: 500; margin-bottom: 8px; padding-left: 10px; }
.toc a {
  display: block;
  color: var(--au-color-text-secondary);
  padding: 4px 10px;
  border-left: 2px solid var(--au-color-border);
  line-height: 20px;
}
.toc a:hover { color: var(--au-color-brand); }
.toc a.active { color: var(--au-color-brand); border-left-color: var(--au-color-brand); font-weight: 500; }

/* ---- 搜索弹窗 ---- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: var(--au-color-mask);
  z-index: 200;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
}
.modal {
  width: 560px;
  max-width: calc(100vw - 48px);
  max-height: 70vh;
  background: var(--au-color-card-bg);
  border-radius: var(--au-radius-large);
  box-shadow: var(--au-shadow-high);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.modal-input-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--au-color-border);
  color: var(--au-color-text-secondary);
}
#search-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 15px;
  font-family: inherit;
  color: var(--au-color-text-body);
  background: transparent;
}
/* 搜索弹窗：分类过滤 chips + 命中高亮 */
.search-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 16px 8px;
  border-bottom: 1px solid var(--au-color-border);
}
.sc-chip {
  border: 1px solid var(--au-color-border);
  background: transparent;
  color: var(--au-color-text-secondary);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 12px;
  line-height: 18px;
  cursor: pointer;
  font-family: inherit;
}
.sc-chip:hover { border-color: var(--au-color-brand); color: var(--au-color-brand); }
.sc-chip.active {
  background: var(--au-color-brand-bg);
  border-color: var(--au-color-brand);
  color: var(--au-color-brand);
}
.sr-item .sr-name mark {
  background: transparent;
  color: var(--au-color-brand);
  font-weight: 600;
  padding: 0;
}
.search-results { flex: 1; overflow-y: auto; padding: 8px; }
.sr-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--au-radius-base);
  cursor: pointer;
}
.sr-item .sr-name { font-size: 14px; color: var(--au-color-text-body); }
.sr-item .sr-name .en { font-family: var(--au-font-family-num); color: var(--au-color-text-secondary); margin-left: 8px; font-size: 12px; }
.sr-item .sr-cat { font-size: 11px; color: var(--au-color-text-secondary); background: var(--au-color-table-header-bg); border-radius: var(--au-radius-small); padding: 0 6px; line-height: 18px; flex-shrink: 0; }
.sr-item:hover, .sr-item.hover { background: var(--au-color-brand-bg); }
.sr-item:hover .sr-name, .sr-item.hover .sr-name { color: var(--au-color-brand); }
.sr-empty { padding: 32px; text-align: center; color: var(--au-color-text-secondary); }
/* 更新日志页 */
.cl-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.cl-date { font-family: var(--au-font-family-num); font-size: 13px; color: var(--au-color-text-secondary); }
.cl-sec-title { font-size: 15px; font-weight: 600; color: var(--au-color-text-title); margin: 14px 0 6px; }
/* 相关组件（交叉引用） */
.rel-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: var(--au-space-12); }
.rel-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-base);
  background: var(--au-color-card-bg);
  text-decoration: none;
}
.rel-card:hover { border-color: var(--au-color-brand); background: var(--au-color-brand-bg); }
.rel-card strong { font-size: 14px; color: var(--au-color-text-title); }
.rel-card span { font-family: var(--au-font-family-num); font-size: 12px; color: var(--au-color-text-secondary); }
.rel-card .rel-why { font-style: normal; font-size: 12px; color: var(--au-color-text-secondary); line-height: 1.5; }
.modal-foot {
  display: flex;
  gap: var(--au-space-16);
  padding: 8px 16px;
  border-top: 1px solid var(--au-color-border);
  color: var(--au-color-text-secondary);
  font-size: 12px;
}

/* ---- 致命错误 ---- */
.fatal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--au-color-page-bg);
  color: var(--au-color-error);
  font-size: 16px;
  z-index: 999;
}

/* ---- 首页落地页 ---- */
.home .hero {
  background: linear-gradient(180deg, var(--au-color-brand-bg) 0%, var(--au-color-page-bg) 100%);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-large);
  padding: 56px 48px 40px;
  text-align: center;
  margin-bottom: var(--au-space-40);
}
.hero-kicker {
  font-family: var(--au-font-family-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--au-color-brand);
  margin-bottom: 12px;
}
.hero-title {
  margin: 0 0 12px;
  font-size: 40px;
  line-height: 52px;
  font-weight: 600;
  color: var(--au-color-text-title);
}
.hero-sub {
  margin: 0 auto var(--au-space-24);
  max-width: 560px;
  font-size: 15px;
  color: var(--au-color-text-secondary);
}
.hero-actions { display: flex; justify-content: center; gap: var(--au-space-12); margin-bottom: var(--au-space-32); }
.btn-primary-lg, .btn-ghost-lg {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 var(--au-space-20);
  border-radius: var(--au-radius-base);
  font-size: 14px;
  cursor: pointer;
}
.btn-primary-lg { background: var(--au-color-brand); color: var(--au-color-text-inverse); }
.btn-primary-lg:hover { background: var(--au-color-brand-hover); color: var(--au-color-text-inverse); }
.btn-ghost-lg { border: 1px solid var(--au-color-border); background: var(--au-color-card-bg); color: var(--au-color-text-body); }
.btn-ghost-lg:hover { border-color: var(--au-color-brand); color: var(--au-color-brand); }
.hero-stats { display: flex; justify-content: center; gap: var(--au-space-40); }
.hero-stats .stat { display: flex; flex-direction: column; align-items: center; }
.hero-stats strong { font-family: var(--au-font-family-num); font-size: 26px; font-weight: 600; color: var(--au-color-brand); line-height: 34px; }
.hero-stats span { font-size: 12px; color: var(--au-color-text-secondary); }
.stat-sub { font-style: normal; font-size: 11px; color: var(--au-color-success); font-family: var(--au-font-family-num); }
/* Playground 在线试玩 */
.demo-playbar { display: flex; gap: 8px; justify-content: center; padding: 6px 0 2px; }
.play-btn {
  border: 1px solid var(--au-color-border);
  background: var(--au-color-card-bg);
  color: var(--au-color-text-secondary);
  font-size: 12px;
  border-radius: 999px;
  padding: 3px 12px;
  cursor: pointer;
  font-family: inherit;
}
.play-btn:hover { color: var(--au-color-brand); border-color: var(--au-color-brand); }
.play-btn.ghost { background: transparent; }
.pg-textarea {
  width: 100%;
  min-height: 220px;
  padding: 12px;
  border: none;
  outline: none;
  resize: vertical;
  background: #101216;
  color: #C9CDD4;
  font-family: Consolas, Monaco, monospace;
  font-size: 12px;
  line-height: 1.6;
  tab-size: 2;
}

.home-h2 { font-size: 20px; font-weight: 600; color: var(--au-color-text-title); margin: 0 0 var(--au-space-16); }
.feat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--au-space-16); margin-bottom: var(--au-space-32); }
.feat-card {
  display: flex;
  gap: 12px;
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-large);
  padding: var(--au-space-16);
}
.feat-icon {
  width: 36px; height: 36px;
  flex-shrink: 0;
  border-radius: var(--au-radius-medium);
  background: var(--au-color-brand-bg);
  color: var(--au-color-brand);
  display: flex; align-items: center; justify-content: center;
}
.feat-body h3 { margin: 0 0 4px; font-size: 14px; color: var(--au-color-text-title); }
.feat-body p { margin: 0; font-size: 12.5px; color: var(--au-color-text-secondary); line-height: 19px; }
.core-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: var(--au-space-12); margin-bottom: var(--au-space-32); }
.core-card {
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-medium);
  padding: 12px 16px;
  transition: border-color .15s, box-shadow .15s;
}
.core-card:hover { border-color: var(--au-color-brand); box-shadow: var(--au-shadow-low); text-decoration: none; }
.core-zh { font-size: 14px; font-weight: 500; color: var(--au-color-text-title); }
.core-card:hover .core-zh { color: var(--au-color-brand); }
.core-en { font-family: var(--au-font-family-num); font-size: 12px; color: var(--au-color-text-secondary); }
.batch-wrap { display: flex; flex-wrap: wrap; gap: var(--au-space-8); }
.batch-chip {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 12px;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-base);
  background: var(--au-color-card-bg);
  font-size: 13px;
  color: var(--au-color-text-body);
}
.batch-chip:hover { border-color: var(--au-color-brand); color: var(--au-color-brand); text-decoration: none; }

/* ---- 快速开始 ---- */
.guide-p { color: var(--au-color-text-body); margin: 0 0 12px; }
.guide-p code, .page-desc code {
  font-family: Consolas, Menlo, monospace;
  font-size: 12.5px;
  background: var(--au-color-table-header-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-small);
  padding: 1px 6px;
  color: var(--au-color-brand-active);
}
.code-inline {
  margin: 0 0 12px;
  padding: var(--au-space-16);
  background: var(--au-color-tooltip-bg);
  border-radius: var(--au-radius-medium);
  overflow: auto;
}
.code-inline code {
  font-family: Consolas, "JetBrains Mono", Menlo, monospace;
  font-size: 12.5px;
  line-height: 20px;
  color: #D6DEEB;
  white-space: pre;
}
.guide-ul { margin: 0; padding-left: 18px; }
.guide-ul li { margin: 6px 0; }

/* ---- 侧栏类目英文副标 ---- */
.side-group .cat-zh { font-style: normal; }
.side-group .cat-en {
  font-style: normal;
  font-family: var(--au-font-family-num);
  font-size: 10px;
  letter-spacing: .04em;
  color: var(--au-color-text-placeholder);
  margin-left: 6px;
}

/* ---- 组件页一句话描述 ---- */
.detail-head .page-desc { margin: 0 0 var(--au-space-12); font-size: 14px; }

/* ---- 演示块小标题（Element 风格） ---- */
.demo-intro { margin-bottom: var(--au-space-12); }
.demo-intro h3 { margin: 0 0 4px; font-size: 15px; font-weight: 600; color: var(--au-color-text-title); }
.demo-intro p { margin: 0; font-size: 13px; color: var(--au-color-text-secondary); }

/* ---- Element 风格展开条（底部整行居中箭头） ---- */
.demo-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  border-top: 1px solid var(--au-color-border);
  background: var(--au-color-card-bg);
  color: var(--au-color-text-secondary);
  cursor: pointer;
  transition: background .15s, color .15s;
  user-select: none;
}
.demo-strip:hover { background: var(--au-color-table-header-bg); color: var(--au-color-brand); }
.demo-strip .arr { font-size: 11px; }

/* ---- 演示代码区头部：tabs + 复制 ---- */
.code-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 12px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.code-copy {
  border: 1px solid rgba(255,255,255,.18);
  background: transparent;
  color: #AAB4C6;
  font-size: 12px;
  font-family: inherit;
  border-radius: var(--au-radius-base);
  height: 26px;
  padding: 0 10px;
  cursor: pointer;
  margin-bottom: 6px;
}
.code-copy:hover { color: #fff; border-color: rgba(255,255,255,.4); }

/* ---- 总览过滤条 ---- */
.ov-filter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--au-space-12);
  flex-wrap: wrap;
  margin-bottom: var(--au-space-16);
}
.filter-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.filter-chip {
  height: 26px;
  padding: 0 12px;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-base);
  background: var(--au-color-card-bg);
  color: var(--au-color-text-secondary);
  font-size: 12.5px;
  font-family: inherit;
  cursor: pointer;
}
.filter-chip:hover { color: var(--au-color-brand); border-color: var(--au-color-brand); }
.filter-chip.active {
  background: var(--au-color-brand);
  border-color: var(--au-color-brand);
  color: var(--au-color-text-inverse);
}
.filter-input {
  width: 200px;
  height: 30px;
  padding: 0 10px;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-base);
  font-size: 13px;
  font-family: inherit;
  color: var(--au-color-text-body);
  outline: none;
  background: var(--au-color-card-bg);
}
.filter-input:focus { border-color: var(--au-color-brand); box-shadow: 0 0 0 2px var(--au-color-focus-ring); }

/* ---- 悬浮工具（主题 + 回顶） ---- */
.fab-stack {
  position: fixed;
  right: 24px;
  bottom: 32px;
  z-index: 150;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.fab {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--au-color-border);
  background: var(--au-color-card-bg);
  color: var(--au-color-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--au-shadow-medium);
  transition: color .15s, border-color .15s, transform .15s;
}
.fab:hover { color: var(--au-color-brand); border-color: var(--au-color-brand); transform: translateY(-2px); }
.fab[style*="flex"] { display: flex; }

.theme-panel {
  width: 280px;
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-large);
  box-shadow: var(--au-shadow-high);
  padding: var(--au-space-16);
}
.tp-head { font-size: 14px; font-weight: 600; color: var(--au-color-text-title); margin-bottom: 12px; }
/* 主题预设 */
.tp-presets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 12px;
}
.tp-preset {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--au-color-border);
  background: transparent;
  border-radius: var(--au-radius-small);
  padding: 4px 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
  color: var(--au-color-text-secondary);
}
.tp-preset:hover { border-color: var(--au-color-brand); color: var(--au-color-brand); }
.tp-swatch { width: 14px; height: 14px; border-radius: 4px; flex-shrink: 0; box-shadow: inset 0 0 0 1px rgba(0,0,0,.08); }
.tp-preset-label { white-space: nowrap; }
.tp-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.tp-row input[type=color] {
  width: 36px;
  height: 26px;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-small);
  background: var(--au-color-card-bg);
  padding: 1px;
  cursor: pointer;
}
.tp-label { flex: 1; font-size: 13px; color: var(--au-color-text-body); }
.tp-val { font-family: var(--au-font-family-num); font-size: 12px; color: var(--au-color-text-secondary); text-transform: uppercase; }
.tp-actions { display: flex; gap: 8px; margin-top: 12px; }
.tp-btn {
  flex: 1;
  height: 30px;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-base);
  background: var(--au-color-card-bg);
  color: var(--au-color-text-body);
  font-size: 12.5px;
  font-family: inherit;
  cursor: pointer;
}
.tp-btn:hover { border-color: var(--au-color-brand); color: var(--au-color-brand); }
.tp-btn.primary {
  background: var(--au-color-brand);
  border-color: var(--au-color-brand);
  color: var(--au-color-text-inverse);
}
.tp-btn.primary:hover { background: var(--au-color-brand-hover); color: var(--au-color-text-inverse); }
.tp-note { margin-top: 10px; font-size: 11.5px; color: var(--au-color-text-secondary); line-height: 17px; }

/* ---- 顶栏框架选择器 ---- */
.fw-select-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-base);
  background: var(--au-color-card-bg);
  flex-shrink: 0;
}
.fw-label { font-size: 12px; color: var(--au-color-text-secondary); }
#fw-select {
  border: none;
  outline: none;
  background: transparent;
  font-size: 13px;
  font-family: var(--au-font-family-num);
  color: var(--au-color-brand);
  font-weight: 500;
  cursor: pointer;
}

/* ---- 其他端折叠 ---- */
.other-files { margin-top: 10px; }
.other-files summary {
  cursor: pointer;
  font-size: 13px;
  color: var(--au-color-text-secondary);
  user-select: none;
}
.other-files summary:hover { color: var(--au-color-brand); }
.other-files ul { margin: 8px 0 0; }
.other-files a { font-size: 13px; }

/* ---- 深色模式（html.aa-dark 覆盖站点级令牌；.design_library 令牌文件不动，演示 iframe 保持浅色） ---- */
html.aa-dark {
  --au-color-page-bg: #14161C;
  --au-color-card-bg: #1D2027;
  --au-color-table-header-bg: #23262F;
  --au-color-disabled-bg: #262A33;
  --au-color-tag-green-bg: #16261A;
  --au-color-text-title: #E8EAED;
  --au-color-text-body: #C9CDD4;
  --au-color-text-secondary: #8B95A7;
  --au-color-text-placeholder: #5C6470;
  --au-color-border: #2E323C;
  --au-color-mask: rgba(0, 0, 0, 0.6);
  --au-color-mask-strong: rgba(0, 0, 0, 0.75);
  /* 品牌色族：暗色下整体提亮一档，保证链接/选中态在深底上的对比度 */
  --au-color-brand: #5B7CFA;
  --au-color-brand-hover: #7B97FF;
  --au-color-brand-active: #4364D9;
  --au-color-brand-bg: rgba(91, 124, 250, 0.18);
  --au-color-focus-ring: rgba(91, 124, 250, 0.5);
  /* 语义色：暗色下提亮，深底可辨 */
  --au-color-success: #6CD03C;
  --au-color-warning: #FFC53D;
  --au-color-error: #FF5C5C;
  --au-color-info: #40A9FF;
  /* 阴影在深色下加重才能形成层次 */
  --au-shadow-low: 0 1px 4px rgba(0, 0, 0, 0.5);
  --au-shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.55);
  --au-shadow-high: 0 8px 24px rgba(0, 0, 0, 0.65);
}
html.aa-dark body { background: var(--au-color-page-bg); }
html.aa-dark .topbar { background: rgba(20, 22, 28, 0.92); }
html.aa-dark .demo-stage iframe { background: #F5F7FA; } /* 演示页保持浅色基调，避免 5 端样例反色失真 */
html.aa-dark .demo-code { background: #101216; }
html.aa-dark .a11y-key kbd { background: #262A33; border-color: #3A404C; border-bottom-color: #4A5160; }

/* ---- 演示说明脚注 ---- */
.demo-note { color: var(--au-color-text-placeholder); font-size: 12px; margin-top: 2px; }

/* ---- 场景速览（微用例卡片） ---- */
.scenario-wrap {
  margin: 4px 0 16px;
  padding: 14px 16px;
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-medium);
}
.scenario-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--au-color-text-title);
  margin-bottom: 10px;
}
.scenario-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.scenario-chip {
  height: 28px;
  padding: 0 12px;
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-base);
  background: var(--au-color-card-bg);
  font-size: 12.5px;
  color: var(--au-color-text-body);
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
  font-family: inherit;
}
.scenario-chip:hover {
  border-color: var(--au-color-brand);
  color: var(--au-color-brand);
  background: var(--au-color-brand-bg);
}
.scenario-chip:active { transform: translateY(1px); }

/* ---- 2.5 组件 API 规范表 ---- */
.api-section { margin-top: 8px; }
.api-subhead {
  font-size: 15px;
  font-weight: 600;
  color: var(--au-color-text-title);
  margin: 20px 0 10px;
}
.api-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 13px;
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-medium);
  overflow: hidden;
}
.api-table th {
  background: var(--au-color-table-header-bg);
  color: var(--au-color-text-title);
  font-weight: 600;
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--au-color-border);
}
.api-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--au-color-border);
  color: var(--au-color-text-body);
  vertical-align: middle;
}
.api-table tr:last-child td { border-bottom: none; }
.api-table tr:hover td { background: var(--au-color-brand-bg); }
.prop-name code {
  color: var(--au-color-brand);
  background: var(--au-color-brand-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}
.prop-type code {
  color: #722ED1;
  background: #F9F0FF;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
}
.prop-def code {
  color: var(--au-color-text-secondary);
  font-family: Consolas, Monaco, monospace;
}
.prop-desc { line-height: 1.5; color: var(--au-color-text-body); }
.badge-req {
  display: inline-block;
  background: #FFF1F0;
  color: #F5222D;
  border: 1px solid #FFA39E;
  border-radius: 3px;
  padding: 1px 6px;
  font-size: 11px;
  font-weight: 500;
}
.badge-opt {
  display: inline-block;
  background: #F5F5F5;
  color: #8C8C8C;
  border: 1px solid #E8E8E8;
  border-radius: 3px;
  padding: 1px 6px;
  font-size: 11px;
}

/* ---- 2.6 无障碍指引 ---- */
.a11y-section { margin-top: 8px; }
.a11y-intro {
  color: var(--au-color-text-secondary);
  font-size: 13px;
  margin-bottom: 14px;
  line-height: 1.6;
}
.a11y-key kbd {
  display: inline-block;
  background: #FAFAFA;
  border: 1px solid #D9D9D9;
  border-bottom: 2px solid #BFBFBF;
  border-radius: 4px;
  padding: 2px 8px;
  font-family: Consolas, Monaco, monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--au-color-text-title);
}

/* ---- 2.7 设计避坑指南 (Do's & Don'ts) ---- */
.dodont-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 12px;
}
@media (max-width: 768px) {
  .dodont-grid { grid-template-columns: 1fr; }
}
.dodont-card {
  background: var(--au-color-card-bg);
  border: 1px solid var(--au-color-border);
  border-radius: var(--au-radius-medium);
  padding: 16px 20px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.03);
}
.dodont-card.do {
  border-top: 3px solid #52C41A;
}
.dodont-card.dont {
  border-top: 3px solid #F5222D;
}
.dodont-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--au-color-text-title);
}
.dodont-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--au-color-text-body);
  font-size: 13px;
  line-height: 22px;
}

/* ---- 轻量语法高亮着色 ---- */
.hl-tag { color: #2F54EB; font-weight: 600; }
.hl-attr { color: #13C2C2; }
.hl-str { color: #52C41A; }
.hl-com { color: #8C8C8C; font-style: italic; }
.hl-kw { color: #722ED1; font-weight: 600; }
.hl-num { color: #FA8C16; }

/* ---- 响应式 ---- */
@media (max-width: 1200px) { .toc { display: none; } }
@media (max-width: 900px) {
  .sidebar { display: none; }
  .search-trigger .st-text { display: none; }
  .search-trigger kbd { display: none; }
  .content { padding: var(--au-space-24) var(--au-space-16); }
}