/* OpenClaw.NET 中文文档站 — 主题样式 */

:root {
  color-scheme: light;
  --topbar-h: 58px;
  --radius: 10px;
  --radius-sm: 6px;
  --maxw: 1560px;

  --bg: #ffffff;
  --bg-soft: #f6f8fa;
  --bg-sunken: #eef1f5;
  --bg-header: rgba(255, 255, 255, 0.86);
  --border: #d1d9e0;
  --border-soft: #e6eaef;
  --text: #3d4450;
  --text-strong: #10161f;
  --muted: #6b7480;
  --accent: #2f6feb;
  --accent-hover: #1f57c4;
  --accent-soft: rgba(47, 111, 235, 0.1);
  --link: #0a62d0;
  --mark-bg: #fff2b8;
  --mark-text: #24292f;
  --tip-bg: #ddf4ff;
  --ok-bg: #dafbe1;
  --warn-bg: #fff8c5;
  --danger-bg: #ffebe9;
  --shadow: 0 1px 2px rgba(16, 22, 31, 0.06), 0 8px 24px rgba(16, 22, 31, 0.06);
  --code-bg: #0d1117;
  --code-text: #e6edf3;
  --code-border: #21262d;
  --tok-comment: #8b949e;
  --tok-key: #ff7b72;
  --tok-str: #a5d6ff;
  --tok-num: #79c0ff;
  --tok-fn: #d2a8ff;
  --tok-type: #7ee787;
  --tok-attr: #ffa657;
  --tok-tag: #7ee787;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d1117;
  --bg-soft: #131a22;
  --bg-sunken: #0a0e14;
  --bg-header: rgba(13, 17, 23, 0.86);
  --border: #2a323d;
  --border-soft: #1d242e;
  --text: #b9c2ce;
  --text-strong: #f0f4f8;
  --muted: #8b949e;
  --accent: #6ea8fe;
  --accent-hover: #8fc0ff;
  --accent-soft: rgba(110, 168, 254, 0.14);
  --link: #6ea8fe;
  --mark-bg: #5a4a00;
  --mark-text: #f5e6a8;
  --tip-bg: #123047;
  --ok-bg: #0f2f1c;
  --warn-bg: #3a2f00;
  --danger-bg: #3d1416;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 28px rgba(0, 0, 0, 0.45);
  --code-bg: #010409;
  --code-text: #e6edf3;
  --code-border: #21262d;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topbar-h) + 18px); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC",
    Roboto, Helvetica, Arial, sans-serif;
  font-size: 15.5px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

::selection { background: var(--accent-soft); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent); color: #fff; padding: 10px 16px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 60;
  height: var(--topbar-h);
  display: flex; align-items: center; gap: 12px;
  padding: 0 18px;
  background: var(--bg-header);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border-soft);
}

.brand {
  display: flex; align-items: center; gap: 9px;
  font-weight: 700; font-size: 15.5px; color: var(--text-strong);
  letter-spacing: 0.2px; white-space: nowrap;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 26px; height: 26px; border-radius: 7px; flex: none;
  background: linear-gradient(135deg, var(--accent), #7b5cf0);
  color: #fff; font-size: 14px; font-weight: 800;
  display: grid; place-items: center;
  box-shadow: 0 2px 8px rgba(47, 111, 235, 0.35);
}
.brand-sub { color: var(--muted); font-weight: 500; font-size: 13.5px; }

.icon-btn {
  width: 34px; height: 34px; flex: none;
  display: grid; place-items: center;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg); color: var(--text);
  cursor: pointer; font-size: 15px;
}
.icon-btn:hover { background: var(--bg-soft); border-color: var(--accent); color: var(--accent); }
.menu-btn { display: none; }

/* ---------- Search ---------- */
.search { position: relative; margin-left: auto; width: min(420px, 42vw); }
.search input {
  width: 100%; height: 36px;
  padding: 0 74px 0 34px;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg-soft); color: var(--text-strong);
  font: inherit; font-size: 14px; outline: none;
}
.search input::placeholder { color: var(--muted); }
.search input:focus {
  background: var(--bg); border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.search-icon {
  position: absolute; left: 11px; top: 50%; transform: translateY(-50%);
  color: var(--muted); font-size: 13px; pointer-events: none;
}
.search-kbd {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  font-size: 11px; color: var(--muted);
  border: 1px solid var(--border); border-radius: 5px;
  padding: 1px 6px; background: var(--bg); pointer-events: none;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}
.search-results {
  position: absolute; top: calc(100% + 8px); right: 0; left: 0;
  max-height: min(66vh, 520px); overflow-y: auto;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  display: none; padding: 6px; z-index: 80;
}
.search-results.open { display: block; }
.search-results a {
  display: block; padding: 9px 11px; border-radius: 7px; color: var(--text);
}
.search-results a:hover, .search-results a.sel {
  background: var(--accent-soft); text-decoration: none;
}
.sr-title { font-weight: 600; font-size: 14px; color: var(--text-strong); }
.sr-path { font-size: 11.5px; color: var(--muted); font-family: ui-monospace, Consolas, monospace; }
.sr-snip { font-size: 12.5px; color: var(--muted); margin-top: 2px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.sr-empty { padding: 18px 12px; text-align: center; color: var(--muted); font-size: 13.5px; }
.sr-group { padding: 8px 11px 4px; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); font-weight: 700; }

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 268px minmax(0, 1fr) 236px;
  max-width: var(--maxw); margin: 0 auto; align-items: start;
}
.layout.no-toc { grid-template-columns: 268px minmax(0, 1fr); }
.layout.no-toc .toc { display: none; }

.sidebar {
  position: sticky; top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto; overscroll-behavior: contain;
  padding: 20px 10px 60px 18px;
  border-right: 1px solid var(--border-soft);
  scrollbar-width: thin;
}
.content { min-width: 0; padding: 30px 44px 80px; }
.toc {
  position: sticky; top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h)); overflow-y: auto;
  padding: 30px 18px 60px 6px; font-size: 13.2px; scrollbar-width: thin;
}

/* ---------- Sidebar nav ---------- */
.nav-home { margin-bottom: 14px; }
.nav-home a {
  display: block; padding: 7px 10px; border-radius: 7px;
  font-size: 13.6px; font-weight: 600; color: var(--text-strong);
  background: var(--bg-soft); border: 1px solid var(--border-soft);
}
.nav-home a:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

.nav-group { margin-bottom: 20px; }
.nav-title {
  font-size: 11.5px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase;
  color: var(--muted); padding: 0 10px 6px;
}
.nav-list { list-style: none; margin: 0; padding: 0; }
.nav-list a {
  display: block; padding: 5px 10px; border-radius: 6px;
  color: var(--text); font-size: 13.6px; line-height: 1.5;
  border-left: 2px solid transparent;
}
.nav-list a:hover { background: var(--bg-soft); text-decoration: none; color: var(--text-strong); }
.nav-list a.active {
  background: var(--accent-soft); color: var(--accent);
  font-weight: 600; border-left-color: var(--accent);
}
.nav-list a.active:hover { text-decoration: none; }
.nav-sub { margin: 2px 0 2px 8px; padding-left: 8px; border-left: 1px solid var(--border-soft); }

/* ---------- TOC ---------- */
.toc-title { font-size: 11.5px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.toc nav ul { list-style: none; margin: 0; padding: 0; }
.toc a {
  display: block; padding: 3.5px 0 3.5px 10px;
  color: var(--muted); border-left: 2px solid var(--border-soft); font-size: 13px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.toc a:hover { color: var(--accent); border-left-color: var(--accent); text-decoration: none; }
.toc a.lvl-3 { padding-left: 22px; font-size: 12.5px; }
.toc a.active { color: var(--accent); border-left-color: var(--accent); font-weight: 600; }

/* ---------- Breadcrumb ---------- */
.crumb { font-size: 12.5px; color: var(--muted); margin-bottom: 12px; }
.crumb span { margin: 0 6px; opacity: .55; }

/* ---------- Document typography ---------- */
.doc-title {
  font-size: 32px; line-height: 1.3; font-weight: 800;
  color: var(--text-strong); margin: 0 0 18px; letter-spacing: -0.4px;
}
.doc-meta { font-size: 12.5px; color: var(--muted); margin: -10px 0 24px; }

.doc h1, .doc h2, .doc h3, .doc h4, .doc h5, .doc h6 {
  color: var(--text-strong); font-weight: 700; line-height: 1.35;
  scroll-margin-top: calc(var(--topbar-h) + 20px);
}
.doc h1 { font-size: 30px; margin: 34px 0 16px; }
.doc h2 {
  font-size: 22px; margin: 38px 0 14px; padding-bottom: 8px;
  border-bottom: 1px solid var(--border-soft);
}
.doc h3 { font-size: 17.5px; margin: 28px 0 10px; }
.doc h4 { font-size: 15.5px; margin: 22px 0 8px; }
.doc p { margin: 0 0 15px; }
.doc ul, .doc ol { margin: 0 0 15px; padding-left: 24px; }
.doc li { margin: 5px 0; }
.doc li > ul, .doc li > ol { margin: 4px 0; }
.doc hr { border: 0; border-top: 1px solid var(--border-soft); margin: 30px 0; }
.doc blockquote {
  margin: 0 0 16px; padding: 10px 16px;
  border-left: 3px solid var(--accent);
  background: var(--bg-soft); border-radius: 0 6px 6px 0; color: var(--text);
}
.doc blockquote p:last-child { margin-bottom: 0; }
.doc strong { color: var(--text-strong); font-weight: 700; }

.doc table {
  border-collapse: collapse; width: 100%; margin: 0 0 18px;
  font-size: 13.8px; display: block; overflow-x: auto;
}
.doc th, .doc td { border: 1px solid var(--border); padding: 8px 12px; text-align: left; vertical-align: top; }
.doc th { background: var(--bg-soft); font-weight: 700; color: var(--text-strong); white-space: nowrap; }
.doc tbody tr:nth-child(2n) { background: color-mix(in srgb, var(--bg-soft) 45%, transparent); }

.doc img { max-width: 100%; border-radius: 8px; }

.doc code {
  font-family: ui-monospace, "Cascadia Code", "JetBrains Mono", Consolas,
    "Sarasa Mono SC", "Microsoft YaHei Mono", monospace;
  font-size: 0.875em;
  background: var(--bg-sunken); color: var(--text-strong);
  padding: 0.18em 0.4em; border-radius: 5px;
  border: 1px solid var(--border-soft);
  word-break: break-word;
}

.doc pre {
  margin: 0 0 18px; padding: 0;
  background: var(--code-bg); color: var(--code-text);
  border: 1px solid var(--code-border); border-radius: var(--radius);
  overflow: hidden; position: relative;
}
.doc pre code {
  display: block; padding: 14px 16px; overflow-x: auto;
  background: none; border: 0; color: inherit; font-size: 13px; line-height: 1.62;
  border-radius: 0; white-space: pre; tab-size: 4;
}
.code-lang {
  position: absolute; top: 0; right: 0;
  font-size: 10.5px; letter-spacing: .07em; text-transform: uppercase;
  color: #8b949e; background: rgba(255, 255, 255, 0.05);
  padding: 3px 9px; border-bottom-left-radius: 7px; border-left: 1px solid var(--code-border);
  border-bottom: 1px solid var(--code-border); pointer-events: none;
}
.copy-btn {
  position: absolute; top: 7px; left: 8px;
  font-size: 11px; color: #c9d1d9; background: rgba(255, 255, 255, 0.08);
  border: 1px solid #30363d; border-radius: 6px; padding: 2px 8px;
  cursor: pointer; opacity: 0; transition: opacity .15s;
}
.doc pre:hover .copy-btn, .copy-btn:focus { opacity: 1; }
.copy-btn:hover { background: rgba(255, 255, 255, 0.16); color: #fff; }
.copy-btn.done { color: #7ee787; border-color: #2ea043; }

.mermaid-box { margin: 0 0 18px; }
.mermaid-box.is-rendered {
  background: var(--bg-soft); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 18px; text-align: center; overflow-x: auto;
}
.mermaid-box.is-rendered pre { margin: 0; background: none; border: 0; }
.mermaid-box .mermaid-note { font-size: 11.5px; color: #8b949e; padding: 4px 10px; }

.hljs-comment, .hljs-quote { color: var(--tok-comment); font-style: italic; }
.hljs-keyword, .hljs-selector-tag, .hljs-literal, .hljs-doctag { color: var(--tok-key); }
.hljs-string, .hljs-regexp, .hljs-addition, .hljs-attribute { color: var(--tok-str); }
.hljs-number, .hljs-symbol, .hljs-bullet { color: var(--tok-num); }
.hljs-title, .hljs-section, .hljs-name, .hljs-title.function_ { color: var(--tok-fn); }
.hljs-type, .hljs-class .hljs-title, .hljs-title.class_, .hljs-built_in { color: var(--tok-type); }
.hljs-attr, .hljs-variable, .hljs-template-variable { color: var(--tok-attr); }
.hljs-tag { color: var(--tok-tag); }
.hljs-meta { color: var(--tok-comment); }
.hljs-emphasis { font-style: italic; }
.hljs-strong { font-weight: 700; }

.anchor {
  margin-left: 8px; color: var(--muted); opacity: 0;
  font-weight: 400; text-decoration: none; font-size: .8em;
  transition: opacity .12s;
}
.doc h1:hover .anchor, .doc h2:hover .anchor, .doc h3:hover .anchor,
.doc h4:hover .anchor, .doc h5:hover .anchor, .doc h6:hover .anchor { opacity: .65; }
.anchor:hover { opacity: 1 !important; text-decoration: none; }

.ext-link {
  color: var(--muted); border-bottom: 1px dashed var(--border);
  cursor: help; text-decoration: none;
}
.ext-link:hover { color: var(--accent); border-bottom-color: var(--accent); }
a.dead-anchor {
  color: var(--warn-link, #9a6700);
  border-bottom: 1px dotted currentColor; opacity: .85;
}
[data-theme="dark"] a.dead-anchor { --warn-link: #d29922; }

/* ---------- Pager ---------- */
.pager { display: flex; gap: 12px; margin-top: 46px; }
.pager a {
  flex: 1 1 0; padding: 13px 16px; border: 1px solid var(--border);
  border-radius: var(--radius); background: var(--bg);
  color: var(--text); min-width: 0;
}
.pager a:hover { border-color: var(--accent); background: var(--bg-soft); text-decoration: none; }
.pager .dir { font-size: 11.5px; color: var(--muted); display: block; margin-bottom: 2px; }
.pager .ttl { color: var(--text-strong); font-weight: 600; font-size: 14px; display: block;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pager .next { text-align: right; }

/* ---------- Footer ---------- */
.doc-foot {
  margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--border-soft);
  font-size: 12.5px; color: var(--muted);
}
.doc-foot a { color: var(--link); }

.to-top {
  position: fixed; right: 22px; bottom: 22px; z-index: 50;
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--bg); color: var(--text);
  cursor: pointer; box-shadow: var(--shadow); font-size: 15px;
  opacity: 0; pointer-events: none; transition: opacity .2s;
}
.to-top.show { opacity: 1; pointer-events: auto; }
.to-top:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- Landing ---------- */
.landing { max-width: 1080px; margin: 0 auto; padding: 12px 44px 90px; }
.hero { text-align: center; padding: 46px 0 34px; }
.hero-badge {
  display: inline-block; font-size: 12px; font-weight: 600; color: var(--accent);
  background: var(--accent-soft); border: 1px solid transparent;
  padding: 4px 12px; border-radius: 999px; margin-bottom: 18px;
}
.hero h1 {
  font-size: 44px; line-height: 1.15; font-weight: 800; letter-spacing: -1.1px;
  color: var(--text-strong); margin: 0 0 14px;
}
.hero p.lede { font-size: 17px; color: var(--muted); max-width: 660px; margin: 0 auto 26px; }
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 10px 20px; border-radius: 9px; font-weight: 600; font-size: 14.5px;
  border: 1px solid transparent;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { border-color: var(--border); color: var(--text-strong); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 8px 0 44px; }
.stat {
  border: 1px solid var(--border-soft); border-radius: var(--radius);
  padding: 16px 18px; background: var(--bg-soft);
}
.stat b { display: block; font-size: 26px; font-weight: 800; color: var(--text-strong); line-height: 1.2; }
.stat span { font-size: 12.5px; color: var(--muted); }

.sec-title { font-size: 22px; font-weight: 700; color: var(--text-strong); margin: 0 0 6px; }
.sec-sub { color: var(--muted); font-size: 14px; margin: 0 0 20px; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(258px, 1fr)); gap: 14px; margin-bottom: 46px; }
.card {
  display: block; border: 1px solid var(--border-soft); border-radius: var(--radius);
  padding: 16px 18px; background: var(--bg); color: var(--text);
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.card:hover {
  text-decoration: none; border-color: var(--accent);
  transform: translateY(-2px); box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 5px; font-size: 15.5px; font-weight: 700; color: var(--text-strong); }
.card p { margin: 0; font-size: 13.2px; color: var(--muted); line-height: 1.6; }
.card .grp { font-size: 11px; color: var(--accent); font-weight: 700; letter-spacing: .05em; }

.group-block { margin-bottom: 34px; }
.group-block > h3 {
  font-size: 13px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 10px; padding-bottom: 7px; border-bottom: 1px solid var(--border-soft);
}
.link-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 6px 16px; }
.link-grid a {
  display: block; padding: 5px 8px; border-radius: 6px; font-size: 13.8px; color: var(--text);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.link-grid a:hover { background: var(--bg-soft); color: var(--accent); text-decoration: none; }

.site-foot {
  margin-top: 50px; padding-top: 22px; border-top: 1px solid var(--border-soft);
  color: var(--muted); font-size: 13px; line-height: 1.9;
}
.site-foot code {
  font-family: ui-monospace, Consolas, monospace; font-size: 12.5px;
  background: var(--bg-sunken); padding: 1px 5px; border-radius: 4px;
}

.scrim {
  position: fixed; inset: 0; background: rgba(9, 13, 20, .5);
  z-index: 55; display: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 1240px) {
  .layout { grid-template-columns: 258px minmax(0, 1fr); }
  .toc { display: none; }
}
@media (max-width: 900px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .menu-btn { display: grid; }
  .sidebar {
    position: fixed; z-index: 58; top: var(--topbar-h); left: 0; bottom: 0;
    width: 282px; height: auto; background: var(--bg);
    transform: translateX(-102%); transition: transform .22s ease;
    box-shadow: var(--shadow);
  }
  .sidebar.open { transform: none; }
  .scrim.open { display: block; }
  .content { padding: 22px 20px 70px; }
  .landing { padding: 8px 20px 70px; }
  .brand-sub { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 32px; }
  .pager { flex-direction: column; }
}
@media (max-width: 560px) {
  .search { width: 100%; }
  .search-kbd { display: none; }
  .doc-title { font-size: 25px; }
  .stats { grid-template-columns: 1fr 1fr; }
}

@media print {
  .topbar, .sidebar, .toc, .pager, .to-top, .copy-btn { display: none !important; }
  .layout { display: block; }
  .content { padding: 0; }
  .doc pre { background: #f6f8fa; color: #111; }
}