:root{--bg:#ffffff;--fg:#1f2328;--muted:#59636e;--line:#d1d9e0;--soft:#f6f8fa;--accent:#0969da;--accent-bg:#ddf4ff;
--code-bg:#f0f2f5;--warn:#9a6700;--warn-bg:#fff8c5;--bad:#cf222e;--bad-bg:#ffebe9;--ok:#1a7f37;--ok-bg:#dafbe1;--sidebar:#f6f8fa;}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--bg:#0d1117;--fg:#e6edf3;--muted:#9198a1;--line:#30363d;--soft:#161b22;
--accent:#4493f8;--accent-bg:#121d2f;--code-bg:#161b22;--warn:#d29922;--warn-bg:#272115;--bad:#f85149;--bad-bg:#2b1a1c;--ok:#3fb950;--ok-bg:#12261e;--sidebar:#010409;}}
:root[data-theme="dark"]{--bg:#0d1117;--fg:#e6edf3;--muted:#9198a1;--line:#30363d;--soft:#161b22;--accent:#4493f8;--accent-bg:#121d2f;
--code-bg:#161b22;--warn:#d29922;--warn-bg:#272115;--bad:#f85149;--bad-bg:#2b1a1c;--ok:#3fb950;--ok-bg:#12261e;--sidebar:#010409;}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
code,pre,kbd{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em}
code{background:var(--code-bg);padding:.1em .35em;border-radius:4px}
pre{background:var(--code-bg);padding:12px 14px;border-radius:6px;overflow-x:auto;line-height:1.45}pre code{background:none;padding:0}
.layout{display:grid;grid-template-columns:270px minmax(0,1fr);min-height:100vh}
.side{background:var(--sidebar);border-right:1px solid var(--line);padding:14px 12px 40px;position:sticky;top:0;height:100vh;overflow-y:auto}
.side h1{font-size:15px;margin:2px 0 10px}.side h1 a{color:var(--fg)}
.side h2{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:16px 0 4px}
.side ul{list-style:none;margin:0;padding:0}.side li a{display:block;padding:3px 8px;border-radius:5px;color:var(--fg);font-size:13.5px}
.side li a:hover{background:var(--soft);text-decoration:none}.side li a.cur{background:var(--accent-bg);color:var(--accent);font-weight:600}
.side .layer{color:var(--muted);font-size:11px;margin-left:4px}
/* --- sidebar search + tree (public site) --- */
.sbar{display:flex;gap:6px;position:sticky;top:-14px;z-index:3;background:var(--sidebar);padding:6px 0 8px}
.sbar input{flex:1;min-width:0;padding:6px 9px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);font-size:13px}
.sbar input:focus{outline:2px solid var(--accent);outline-offset:-1px}
.sbar .tbtn{padding:5px 8px;font-size:13px;flex:0 0 auto}
.side .res{position:static;box-shadow:none;max-height:none;margin-bottom:10px}
.side .res a{padding:6px 8px;font-size:13px}
.side .res .s{font-size:11.5px;line-height:1.35;max-height:2.7em;overflow:hidden}
.tree ul{list-style:none;margin:0;padding:0}
.trow{display:flex;align-items:flex-start;border-radius:5px}
.trow:hover{background:var(--soft)}
.tw{border:0;background:none;color:var(--muted);cursor:pointer;font-size:9px;line-height:2.1;padding:0;width:15px;flex:0 0 15px;text-align:left}
.tw.leaf{visibility:hidden}
.tlab{display:block;flex:1;min-width:0;padding:3px 6px 3px 0;color:var(--fg);font-size:13.2px;word-wrap:break-word}
span.tlab{cursor:pointer}
a.tlab:hover{text-decoration:underline}
.tlab.cur{color:var(--accent);font-weight:600}
.troot>li>.trow{margin-top:14px}
.troot>li>.trow>.tlab{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600}
.troot>li>.trow>.tw{line-height:1.9}
.main{padding:22px 40px 80px;max-width:1120px}
.top{display:flex;gap:10px;align-items:center;margin-bottom:12px}
.search{position:relative;flex:1}.search input{width:100%;padding:8px 12px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);font-size:14px}
.search .res{position:absolute;left:0;right:0;top:38px;background:var(--bg);border:1px solid var(--line);border-radius:6px;box-shadow:0 8px 24px rgba(0,0,0,.18);max-height:60vh;overflow:auto;z-index:9;display:none}
.search .res a{display:block;padding:7px 12px;border-bottom:1px solid var(--line);color:var(--fg)}.search .res a:hover,.search .res a.sel{background:var(--soft);text-decoration:none}
.search .res .k{font-size:11px;color:var(--muted);text-transform:uppercase;margin-right:6px}.search .res .s{color:var(--muted);font-size:12.5px;display:block}
.tbtn{border:1px solid var(--line);background:var(--bg);color:var(--fg);border-radius:6px;padding:7px 10px;cursor:pointer}
.crumbs{font-size:12.5px;color:var(--muted);margin-bottom:6px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 18px}.chip{font-size:12px;border:1px solid var(--line);border-radius:999px;padding:1px 9px;color:var(--muted);background:var(--soft)}
.chip.st-verified{color:var(--ok);background:var(--ok-bg);border-color:transparent}.chip.st-draft{color:var(--warn);background:var(--warn-bg);border-color:transparent}
.chip.st-generated{color:var(--accent);background:var(--accent-bg);border-color:transparent}
.content{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:36px}
@media(max-width:1100px){.content{grid-template-columns:1fr}.toc{display:none}}
@media(max-width:800px){.layout{grid-template-columns:1fr}.side{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}.main{padding:16px}}
.toc{position:sticky;top:20px;align-self:start;font-size:12.5px;max-height:90vh;overflow:auto}
.toc h4{margin:0 0 6px;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.toc a{display:block;color:var(--muted);padding:2px 0 2px 8px;border-left:2px solid var(--line)}.toc a.l3{padding-left:20px}.toc a:hover{color:var(--accent);border-color:var(--accent);text-decoration:none}
.article h1{font-size:28px;margin:0 0 6px;line-height:1.25}.article h2{font-size:21px;margin:34px 0 10px;padding-bottom:5px;border-bottom:1px solid var(--line)}
.article h3{font-size:17px;margin:26px 0 8px}.article h4{margin:18px 0 6px}
.article h1 .anchor,.article h2 .anchor,.article h3 .anchor,.article h4 .anchor{opacity:0;margin-left:8px;font-weight:400;color:var(--muted)}
.article h2:hover .anchor,.article h3:hover .anchor,.article h4:hover .anchor{opacity:1}
.article p,.article ul,.article ol{margin:0 0 12px}.article li{margin:2px 0}.article li>ul,.article li>ol{margin:2px 0 4px}
.table-wrap{overflow-x:auto;margin:0 0 14px}table{border-collapse:collapse;width:100%;font-size:14px}
th,td{border:1px solid var(--line);padding:6px 10px;text-align:left;vertical-align:top}th{background:var(--soft)}
blockquote{margin:0 0 14px;padding:8px 14px;border-left:4px solid var(--line);background:var(--soft);color:var(--fg)}
blockquote.admonition.warning,blockquote.admonition.trap{border-color:var(--warn);background:var(--warn-bg)}
blockquote.admonition.invariant,blockquote.admonition.rule{border-color:var(--accent);background:var(--accent-bg)}
blockquote.admonition.tip{border-color:var(--ok);background:var(--ok-bg)}
.wikilink-missing{color:var(--bad);background:var(--bad-bg);border-bottom:1px dashed var(--bad);padding:0 3px;border-radius:3px}
.wikilink-offsite{color:var(--muted);border-bottom:1px dotted var(--line)}
.sdk-note{font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:6px 10px;margin-bottom:14px;background:var(--soft)}
hr{border:0;border-top:1px solid var(--line);margin:24px 0}
img{max-width:100%}
.foot{margin-top:44px;border-top:1px solid var(--line);padding-top:16px;font-size:13.5px;color:var(--muted)}
.foot h3{font-size:12px;text-transform:uppercase;letter-spacing:.06em;margin:14px 0 4px;color:var(--muted)}
.foot ul{margin:0;padding-left:18px}.foot code{font-size:.9em}.foot .muted{color:var(--muted);font-size:12.5px}
.gen-note{font-size:12.5px;color:var(--muted);border:1px dashed var(--line);border-radius:6px;padding:6px 10px;margin-bottom:14px}