/* Docs site styling — same design tokens as site/index.html (kept in sync by hand rather than by a
   shared build step, since this static site has none) so docs.xauto.dev reads as the same product
   as xauto.dev rather than a different tool bolted on. */
:root{
  --paper:#EDEFF5;
  --surface:#FFFFFF;
  --surface-2:#F5F6FA;
  --line:#C6CBDA;
  --line-soft:#DCE0EB;
  --fg:#111522;
  --fg-2:#454B63;
  --fg-3:#636985;
  --indigo:#4C56D6;
  --indigo-ink:#3B44BE;
  --indigo-wash:#ECEDFB;
  --on-indigo:#FFFFFF;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#090D15;--surface:#101623;--surface-2:#0C121D;--line:#2B3552;--line-soft:#1D2438;
    --fg:#EAECF5;--fg-2:#A6ADC6;--fg-3:#7E86A3;--indigo:#8A92F7;--indigo-ink:#A5ABFB;
    --indigo-wash:#1A1F3D;--on-indigo:#0C1018;
  }
}
:root[data-theme="dark"]{
  --paper:#090D15;--surface:#101623;--surface-2:#0C121D;--line:#2B3552;--line-soft:#1D2438;
  --fg:#EAECF5;--fg-2:#A6ADC6;--fg-3:#7E86A3;--indigo:#8A92F7;--indigo-ink:#A5ABFB;
  --indigo-wash:#1A1F3D;--on-indigo:#0C1018;
}

*{box-sizing:border-box}
body{
  margin:0;background:var(--paper);color:var(--fg);
  font-family:"IBM Plex Sans","Segoe UI",system-ui,sans-serif;font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:Archivo,"Segoe UI",system-ui,sans-serif;font-weight:700;letter-spacing:-.02em;line-height:1.2;margin:0}
p{margin:0}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}

.skip{position:absolute;left:-9999px;top:0;z-index:60;background:var(--indigo);color:var(--on-indigo);padding:10px 16px;border-radius:0 0 4px 0;font-size:14px;font-weight:600;text-decoration:none}
.skip:focus{left:0}
#main:focus{outline:none}

header{position:sticky;top:0;z-index:40;background:var(--paper);border-bottom:1px solid var(--line-soft)}
.bar{display:flex;align-items:center;gap:24px;height:58px}
.mark{display:flex;align-items:center;gap:8px;font-family:Archivo,sans-serif;font-weight:700;font-size:17px;text-decoration:none}
.mark .glyph{width:24px;height:24px;flex:none}
.mark-sub{font-family:"IBM Plex Mono",monospace;font-weight:400;font-size:12px;color:var(--fg-3);letter-spacing:.04em;margin-left:-2px}
nav.links{display:flex;gap:20px;margin-left:auto}
nav.links a{font-size:14px;color:var(--fg-2);text-decoration:none}
nav.links a:hover{color:var(--fg)}
.btn{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;padding:8px 14px;border-radius:4px;border:1px solid var(--line);color:var(--fg);text-decoration:none}
.btn:hover{border-color:var(--indigo);color:var(--indigo)}

/* ---------- docs layout: nav | article | table of contents ---------- */
.docs-grid{
  display:grid;
  grid-template-columns:220px minmax(0,1fr) 200px;
  gap:40px;
  padding:36px 28px 72px;
  align-items:start;
}
.nav{position:sticky;top:78px;display:flex;flex-direction:column;gap:18px;font-size:13.5px}
.nav-h{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--fg-3);margin-bottom:6px}
.nav-link{display:block;padding:5px 0;color:var(--fg-2);text-decoration:none;border-left:2px solid transparent;padding-left:10px;margin-left:-10px}
.nav-link:hover{color:var(--fg)}
.nav-link.active{color:var(--indigo);border-left-color:var(--indigo);font-weight:500}

.doc{min-width:0;max-width:72ch}
.doc-summary{color:var(--fg-2);font-size:16px;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--line-soft)}
.doc h1{font-size:clamp(24px,3vw,32px);margin-bottom:20px}
.doc h2{font-size:19px;margin-top:34px;padding-top:20px;border-top:1px solid var(--line-soft)}
.doc h2:first-child{margin-top:0;padding-top:0;border-top:0}
.doc h3{font-size:15.5px;margin-top:22px}
.doc h4{font-size:14px;margin-top:16px;color:var(--fg-2)}
.doc p{color:var(--fg-2);font-size:14.5px;line-height:1.65;margin:12px 0}
.doc ul,.doc ol{margin:10px 0;padding-left:22px;color:var(--fg-2);font-size:14.5px;line-height:1.6}
.doc li{margin:5px 0}
.doc li > p{margin:4px 0}
.doc a{color:var(--indigo);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:2px}
.doc a:hover{text-decoration-color:currentColor}
.doc code{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.87em;background:var(--surface-2);border:1px solid var(--line-soft);border-radius:3px;padding:1px 5px}
.doc pre{overflow-x:auto;background:var(--surface-2);border:1px solid var(--line-soft);border-radius:5px;padding:14px 16px;margin:14px 0}
.doc pre code{border:0;background:none;padding:0;font-size:13px;line-height:1.55}
.doc blockquote{border-left:2px solid var(--indigo);padding-left:14px;color:var(--fg-2);margin:14px 0;font-size:14.5px}
.doc hr{border:0;border-top:1px solid var(--line-soft);margin:28px 0}
.doc .tbl{overflow-x:auto;margin:14px 0}
.doc table{border-collapse:collapse;width:100%;font-size:13.5px}
.doc th{text-align:left;color:var(--fg-3);font-weight:500;padding:7px 10px;border-bottom:1px solid var(--line)}
.doc td{padding:7px 10px;border-bottom:1px solid var(--line-soft);color:var(--fg-2);vertical-align:top}

.toc-col{position:sticky;top:78px}
.toc{display:flex;flex-direction:column;gap:2px;font-size:12.5px}
.toc-h{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.11em;text-transform:uppercase;color:var(--fg-3);margin-bottom:6px}
.toc-link{color:var(--fg-2);text-decoration:none;padding:3px 0;border-left:2px solid transparent;padding-left:10px}
.toc-link:hover{color:var(--fg)}
.toc-l3{padding-left:20px}

footer{border-top:1px solid var(--line-soft)}
.foot-bar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:22px 0;font-size:13px;color:var(--fg-3)}
.foot-bar a{color:var(--fg-3);text-decoration:none}
.foot-bar a:hover{color:var(--fg)}

@media (max-width:1000px){
  .docs-grid{grid-template-columns:200px minmax(0,1fr);}
  .toc-col{display:none}
}
@media (max-width:760px){
  .docs-grid{grid-template-columns:minmax(0,1fr);gap:24px;padding:24px 20px 56px}
  .nav{position:static;flex-direction:row;flex-wrap:wrap;gap:14px 22px}
  .nav-sec{display:contents}
  nav.links{display:none}
  .wrap{padding:0 18px}
}