/* 首页与文档共用的基础样式：重置、页眉、页脚、按钮、搜索。依赖 tokens.css。 */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: 84px; }
body {
  margin: 0; min-height: 100vh; background: var(--bg); color: var(--text);
  font: 400 16px/1.75 var(--font-sans); font-synthesis: none; text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
img, svg, video, canvas { max-width: 100%; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
::selection { background: rgba(34, 228, 255, .28); }
code, kbd, pre, samp { font-family: var(--font-mono); }
kbd {
  display: inline-flex; align-items: center; justify-content: center; min-width: 20px; height: 20px; padding: 0 5px;
  border: 1px solid var(--border-strong); border-bottom-width: 2px; border-radius: 5px; font-size: 11px; line-height: 1;
  color: var(--text-muted); background: var(--surface-2);
}
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip-link {
  position: fixed; left: 16px; top: -60px; z-index: 100; padding: 10px 14px; border-radius: var(--radius-sm);
  background: var(--accent); color: var(--accent-contrast); font-weight: 600; transition: top var(--dur-fast);
}
.skip-link:focus { top: 12px; text-decoration: none; }

/* 图标按钮 */
.icon-btn {
  display: inline-grid; place-items: center; width: 36px; height: 36px; padding: 0; border: 1px solid transparent;
  border-radius: var(--radius-sm); background: transparent; color: var(--text-2);
  transition: background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }

/* 按钮 */
.btn {
  --btn-bg: var(--surface-2); --btn-fg: var(--text); --btn-border: var(--border-strong);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 44px; padding: 0 18px;
  border: 1px solid var(--btn-border); border-radius: 999px; background: var(--btn-bg); color: var(--btn-fg);
  font-size: 15px; font-weight: 600; letter-spacing: .01em; white-space: nowrap; text-decoration: none;
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast), border-color var(--dur-fast), box-shadow var(--dur-mid);
}
.btn:hover { text-decoration: none; transform: translateY(-1px); border-color: var(--text-muted); }
.btn:active { transform: translateY(0); }
.btn--primary {
  --btn-bg: var(--brand-gradient); --btn-fg: #041019; --btn-border: transparent;
  background: var(--brand-gradient); box-shadow: 0 0 0 1px rgba(110, 238, 255, .25), 0 8px 30px rgba(34, 228, 255, .25);
}
.btn--primary:hover { box-shadow: 0 0 0 1px rgba(110, 238, 255, .5), 0 12px 40px rgba(79, 123, 255, .4); border-color: transparent; }
.btn--ghost { --btn-bg: rgba(255, 255, 255, .03); --btn-border: rgba(255, 255, 255, .14); backdrop-filter: blur(10px); }
.btn--sm { height: 34px; padding: 0 14px; font-size: 13px; }

/* 页眉 */
.site-header {
  position: sticky; top: 0; z-index: 40; border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
}
.site-header__inner { display: flex; align-items: center; gap: 22px; height: 64px; max-width: 1440px; margin: 0 auto; padding: 0 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 750; letter-spacing: -.02em; }
.brand:hover { text-decoration: none; }
.brand__name { font-size: 19px; }
.logo-mark { flex-shrink: 0; max-width: none; }
.site-nav { display: flex; gap: 4px; }
.site-nav a {
  padding: 6px 12px; border-radius: 999px; color: var(--text-2); font-size: 14px; font-weight: 500;
  transition: color var(--dur-fast), background var(--dur-fast);
}
.site-nav a:hover, .site-nav a[aria-current] { color: var(--text); background: var(--surface-2); text-decoration: none; }
.site-header__actions { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.search-trigger {
  display: inline-flex; align-items: center; gap: 8px; height: 36px; min-width: 210px; padding: 0 8px 0 12px;
  border: 1px solid var(--border); border-radius: 999px; background: var(--surface); color: var(--text-muted); font-size: 13px;
  transition: border-color var(--dur-fast), color var(--dur-fast);
}
.search-trigger:hover { border-color: var(--border-strong); color: var(--text-2); }
.search-trigger__kbd { margin-left: auto; }
.theme-toggle__sun { display: none; }
:root[data-theme="light"] .theme-toggle__sun { display: inline-flex; }
:root[data-theme="light"] .theme-toggle__moon { display: none; }
.sidebar-toggle { display: none; }

/* 页脚 */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-elev); color: var(--text-muted); font-size: 14px; }
.site-footer__inner { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 2fr); gap: 48px; max-width: 1240px; margin: 0 auto; padding: 56px 24px 32px; }
.site-footer__brand p { max-width: 320px; margin: 14px 0 0; line-height: 1.7; }
.site-footer__cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.site-footer__cols h2 { margin: 0 0 12px; color: var(--text); font-size: 13px; font-weight: 650; letter-spacing: .04em; }
.site-footer__cols a { display: block; padding: 4px 0; color: var(--text-muted); }
.site-footer__cols a:hover { color: var(--text); }
.site-footer__legal {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; max-width: 1240px; margin: 0 auto;
  padding: 18px 24px 28px; border-top: 1px solid var(--border); font-size: 12px;
}

/* 搜索对话框 */
.search-dialog { position: fixed; inset: 0; z-index: 90; display: grid; justify-items: center; align-items: start; padding: 10vh 16px 16px; }
.search-dialog[hidden] { display: none; }
.search-dialog__backdrop { position: absolute; inset: 0; background: rgba(3, 6, 12, .62); backdrop-filter: blur(4px); }
.search-dialog__panel {
  position: relative; display: flex; flex-direction: column; width: min(680px, 100%); max-height: 76vh; overflow: hidden;
  border: 1px solid var(--border-strong); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-lg);
  animation: dialog-in var(--dur-mid) var(--ease-out);
}
@keyframes dialog-in { from { opacity: 0; transform: translateY(-8px) scale(.985); } }
.search-dialog__field { display: flex; align-items: center; gap: 12px; padding: 0 14px; border-bottom: 1px solid var(--border); color: var(--text-muted); }
.search-dialog__field input { flex: 1; min-width: 0; height: 58px; border: 0; outline: 0; background: transparent; color: var(--text); font-size: 16px; }
.search-dialog__field input::-webkit-search-cancel-button { display: none; }
.search-dialog__esc { border: 0; padding: 0; background: transparent; }
.search-dialog__results { flex: 1; overflow: auto; margin: 0; padding: 8px; list-style: none; }
.search-dialog__results:empty { display: none; }
.search-result a {
  display: block; padding: 10px 12px; border-radius: var(--radius-md); color: var(--text); text-decoration: none;
}
.search-result[aria-selected="true"] a, .search-result a:hover { background: var(--accent-soft); }
.search-result__path { display: block; color: var(--text-muted); font-size: 12px; }
.search-result__title { display: block; font-weight: 600; font-size: 15px; }
.search-result__snippet { display: block; margin-top: 2px; overflow: hidden; color: var(--text-2); font-size: 13px; line-height: 1.6; text-overflow: ellipsis; white-space: nowrap; }
.search-result mark { padding: 0 1px; border-radius: 3px; background: rgba(34, 228, 255, .22); color: inherit; }
.search-dialog__empty { padding: 28px 16px; color: var(--text-muted); text-align: center; font-size: 14px; }
.search-dialog__hint { display: flex; flex-wrap: wrap; gap: 6px 16px; margin: 0; padding: 10px 16px; border-top: 1px solid var(--border); color: var(--text-muted); font-size: 12px; }
.search-dialog__hint span { display: inline-flex; align-items: center; gap: 4px; }
.search-dialog__hint span:last-child { margin-left: auto; }

@media (max-width: 960px) {
  .site-nav { display: none; }
  .search-trigger { min-width: 0; width: 36px; padding: 0; justify-content: center; border-color: transparent; background: transparent; }
  .search-trigger__label, .search-trigger__kbd { display: none; }
  .site-header__inner { gap: 10px; padding: 0 16px; height: 58px; }
  .site-footer__inner { grid-template-columns: 1fr; gap: 32px; padding-top: 40px; }
}
@media (max-width: 560px) {
  .site-footer__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-dialog { padding-top: 12px; }
  .search-dialog__panel { max-height: calc(100dvh - 24px); }
  .search-dialog__hint span:not(:last-child) { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}
:root[data-motion="reduce"] *, :root[data-motion="reduce"] *::before, :root[data-motion="reduce"] *::after {
  animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important;
}

/* 状态标签与能力矩阵（首页与文档共用） */
.chip {
  --chip: var(--state-na); display: inline-flex; align-items: center; gap: 6px; height: 24px; padding: 0 9px 0 8px; border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--chip) 38%, transparent); background: color-mix(in srgb, var(--chip) 12%, transparent);
  color: var(--text); font-size: 12px; font-weight: 600; line-height: 1; white-space: nowrap;
}
.chip i { width: 7px; height: 7px; border-radius: 50%; background: var(--chip); box-shadow: 0 0 0 3px color-mix(in srgb, var(--chip) 20%, transparent); }
.chip--done { --chip: var(--state-done); }
.chip--partial { --chip: var(--state-partial); }
.chip--none { --chip: var(--state-none); }
.chip--na { --chip: var(--state-na); color: var(--text-muted); }
.chip--opt { --chip: var(--brand-violet); }
.chip--no { --chip: var(--brand-cyan); }
.chip--partial i { background: linear-gradient(90deg, var(--chip) 50%, transparent 50%); border: 1px solid var(--chip); }
.chip--none i { background: transparent; border: 1.5px solid var(--chip); }
.chip--na i { width: 8px; height: 2px; border-radius: 1px; box-shadow: none; }
:root[data-theme="light"] .chip--partial { --chip: #d97706; }
:root[data-theme="light"] .chip--done { --chip: #059669; }
:root[data-theme="light"] .chip--none { --chip: #dc2626; }
:root[data-theme="light"] .chip--opt { --chip: #6d5cff; }
:root[data-theme="light"] .chip--no { --chip: #0891b2; }
.matrix-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 18px 0 14px; }
.matrix-legend__sep { width: 1px; height: 18px; margin: 0 4px; background: var(--border-strong); }
.matrix { margin: 0 0 24px; overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); scrollbar-width: thin; }
.matrix__table { width: 100%; min-width: 900px; border-collapse: collapse; table-layout: fixed; font-size: 13px; line-height: 1.55; }
.matrix__table thead th:first-child { width: 20%; }
.matrix__table thead th {
  position: sticky; top: 0; padding: 12px 14px; border-bottom: 1px solid var(--border); background: var(--surface-2); color: var(--text-muted);
  font-size: 12px; font-weight: 650; letter-spacing: .04em; text-align: left; white-space: nowrap;
}
.matrix__table tbody th, .matrix__table td { padding: 14px; border-bottom: 1px solid var(--border); vertical-align: top; text-align: left; }
.matrix__table tbody tr:last-child > * { border-bottom: 0; }
.matrix__table tbody tr { transition: background var(--dur-fast); }
.matrix__table tbody tr:hover { background: color-mix(in srgb, var(--accent) 4%, transparent); }
.matrix__table tbody th { color: var(--text); font-size: 14px; font-weight: 650; white-space: normal; }
.matrix__table tbody th a { color: var(--text); text-decoration: none; }
.matrix__table tbody th a:hover { color: var(--accent-text); }
.matrix__gaps { display: block; margin-top: 6px; color: var(--text-muted); font-size: 12px; font-weight: 400; line-height: 1.55; }
.matrix__note { display: block; margin-top: 7px; color: var(--text-2); font-size: 12.5px; overflow-wrap: anywhere; }
.matrix__table tbody th a.matrix__verified { display: block; width: fit-content; margin-top: 6px; color: var(--accent-text); font-size: 12px; font-weight: 500; }

/* 已验收工作流与大类状态使用独立计数，不把分类标签画成完成百分比。 */
.plan-overview { margin: 26px 0; padding: 22px; border: 1px solid var(--border-strong); border-radius: var(--radius-lg); background: var(--surface); }
.plan-overview__head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.plan-overview .plan-overview__head :is(h2, h3) { margin: 0; padding: 0; border: 0; font-size: 20px; line-height: 1.5; }
.plan-overview .plan-overview__head p { margin: 5px 0 0; color: var(--text-2); font-size: 13px; }
.plan-overview__progress { display: flex; align-items: center; gap: 16px; margin: 18px 0; }
.plan-overview progress { flex: 1; width: 100%; min-width: 0; height: 10px; appearance: none; border: 0; border-radius: 999px; overflow: hidden; background: var(--surface-3); accent-color: var(--state-done); }
.plan-overview progress::-webkit-progress-bar { background: var(--surface-3); border-radius: 999px; }
.plan-overview progress::-webkit-progress-value { background: var(--state-done); border-radius: 999px; }
.plan-overview progress::-moz-progress-bar { background: var(--state-done); border-radius: 999px; }
.plan-overview .plan-overview__progress strong { color: var(--ok-text); font: 700 24px var(--font-mono); }
.plan-overview .plan-overview__groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 24px; margin: 0; padding: 0; list-style: none; }
.plan-overview .plan-overview__groups li { min-width: 0; margin: 0; }
.plan-overview .plan-overview__groups a { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 14px; padding: 10px 0; color: var(--text); font-size: 14px; border-bottom: 1px solid var(--border); }
.plan-overview__groups span { color: var(--text-2); font: 12px var(--font-mono); }
.plan-overview .plan-overview__note { margin: 16px 0 0; color: var(--text-muted); font-size: 12px; line-height: 1.7; }
.verified-workflows { margin: 26px 0; padding: 22px; border: 1px solid color-mix(in srgb, var(--state-done) 30%, var(--border)); border-radius: var(--radius-lg); background: var(--surface); }
.verified-workflows__header { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px 20px; margin-bottom: 18px; }
.verified-workflows .verified-workflows__header :is(h2, h3) { margin: 0; padding: 0; border: 0; color: var(--text); font-size: 19px; line-height: 1.5; }
.verified-workflows .verified-workflows__header strong { color: var(--ok-text); font-family: var(--font-mono); }
.verified-workflows .verified-workflows__header p { margin: 0; color: var(--text-2); font-size: 12px; line-height: 1.7; }
.verified-workflows .verified-workflows__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 24px; margin: 0; padding: 0; list-style: none; }
.verified-workflows .verified-workflows__list li { display: flex; align-items: flex-start; gap: 10px; min-width: 0; margin: 0; }
.verified-workflows__list li > div { min-width: 0; }
.verified-workflows__check { flex: 0 0 20px; color: var(--ok-text); font-weight: 700; line-height: 1.7; }
.verified-workflows .verified-workflows__list a { color: var(--text); font-size: 14px; font-weight: 600; line-height: 1.7; overflow-wrap: anywhere; }
.verified-workflows__list small { display: block; margin-top: 3px; color: var(--text-2); font-size: 12px; line-height: 1.65; }
.verified-workflows .verified-workflows__note { margin: 16px 0 0; color: var(--text-muted); font-size: 12px; line-height: 1.7; }
@media (max-width: 680px) {
  .plan-overview { padding: 18px 16px; }
  .plan-overview .plan-overview__groups { grid-template-columns: minmax(0, 1fr); }
  .verified-workflows { padding: 18px 16px; }
  .verified-workflows .verified-workflows__list { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 820px) {
  .matrix { overflow: visible; border: 0; background: none; }
  .matrix__table { min-width: 0; }
  .matrix__table thead { display: none; }
  .matrix__table, .matrix__table tbody, .matrix__table tr, .matrix__table th, .matrix__table td { display: block; width: auto; }
  .matrix__table tbody tr { margin-bottom: 14px; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface); overflow: hidden; }
  .matrix__table tbody th { padding: 14px 16px; background: var(--surface-2); }
  .matrix__table td { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 4px 12px; align-items: start; padding: 10px 16px; }
  .matrix__table td::before { content: attr(data-label); grid-row: span 2; padding-top: 3px; color: var(--text-muted); font-size: 12px; }
  .matrix__table td .chip { justify-self: start; }
  .matrix__note { margin-top: 2px; }
}