:root{--navy:#0e3a5c;--blue:#10466f;--accent:#256ab2;--ink:#1c2733;--muted:#5b6b7a;
  --bg:#f5f8fb;--surface:#fff;--line:#dbe4ee;--soft:#eef4fa;--anno:#f05e18;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --serif:Georgia,"Times New Roman",serif;}
*{box-sizing:border-box}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.62;font-size:16px}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #ffb972;outline-offset:3px;border-radius:4px}
.wiki-skip{position:fixed;left:14px;top:8px;z-index:100;background:#fff;color:var(--navy);font-weight:700;
  padding:9px 14px;border-radius:7px;transform:translateY(-150%);transition:transform .15s}
.wiki-skip:focus{transform:translateY(0)}
/* header */
.wiki-top{background:var(--navy);color:#fff;position:sticky;top:0;z-index:20;box-shadow:0 2px 8px rgba(14,58,92,.25)}
.wiki-top-in{max-width:1220px;margin:0 auto;padding:11px 22px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.wiki-brand{color:#fff;font-weight:700;font-size:1.2rem;letter-spacing:.3px}
.wiki-brand span{color:#9cc4e8}.wiki-brand em{font-style:normal;font-weight:500;color:#9cc4e8;font-size:.95rem;border-left:1px solid rgba(255,255,255,.3);padding-left:10px;margin-left:4px}
.wiki-top-right{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.wiki-lang,.wiki-back{color:#cfe1f2;border:1px solid rgba(156,196,232,.5);border-radius:999px;padding:5px 13px;font-size:.85rem;font-weight:600}
.wiki-lang:hover,.wiki-back:hover{background:rgba(255,255,255,.12);text-decoration:none}
.wiki-demo{background:var(--accent);color:#fff;border-radius:8px;padding:7px 16px;font-weight:600;font-size:.9rem}
.wiki-demo:hover{background:#225f9f;text-decoration:none}
/* shell */
.wiki-shell{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:264px 1fr;gap:0;align-items:start}
.wiki-nav-toggle{display:none}
.wiki-sidebar{position:sticky;top:60px;align-self:start;max-height:calc(100vh - 60px);overflow:auto;
  padding:22px 18px 40px;border-right:1px solid var(--line)}
.wiki-side-search label{display:block;font-weight:650;font-size:.78rem;color:var(--muted);margin:0 0 5px}
.wiki-side-search input{width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:8px;font-size:.9rem;background:var(--surface)}
#wiki-search-results{margin-top:6px}
#wiki-search-results a{display:block;padding:7px 10px;border:1px solid var(--line);border-top:none;background:var(--surface);font-size:.85rem}
#wiki-search-results a:first-child{border-top:1px solid var(--line);border-radius:8px 8px 0 0}
#wiki-search-results a:last-child{border-radius:0 0 8px 8px}
#wiki-search-results a:hover{background:var(--soft);text-decoration:none}
#wiki-search-results .rc{color:var(--muted);font-size:.75rem}
.wiki-side-cat{margin-top:20px}
.wiki-side-cat h4{margin:0 0 7px;font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.wiki-side-cat ul{list-style:none;margin:0;padding:0}
.wiki-side-cat li{margin:1px 0}
.wiki-side-cat a{display:block;padding:5px 10px;border-radius:7px;color:var(--ink);font-size:.92rem}
.wiki-side-cat a:hover{background:var(--soft);text-decoration:none}
.wiki-side-cat li.active a{background:var(--navy);color:#fff;font-weight:600}
/* main */
.wiki-main{padding:26px 40px 60px;min-width:0}
.wiki-crumbs{color:var(--muted);font-size:.85rem;margin-bottom:12px}
.wiki-crumbs a{color:var(--muted)}.wiki-crumbs span{color:var(--ink)}
.wiki-content{max-width:820px}
.wiki-content h1{font-family:var(--serif);font-size:2.15rem;line-height:1.15;margin:0 0 4px;
  padding-bottom:12px;border-bottom:2px solid var(--line);font-weight:600}
.wiki-content h2{font-family:var(--serif);font-size:1.5rem;margin:34px 0 10px;padding-bottom:6px;
  border-bottom:1px solid var(--line);font-weight:600;scroll-margin-top:70px}
.wiki-content h3{font-size:1.18rem;margin:24px 0 8px;color:var(--blue);scroll-margin-top:70px}
.wiki-content p{margin:12px 0}
.wiki-content ul,.wiki-content ol{margin:12px 0;padding-left:26px}
.wiki-content li{margin:6px 0}
.wiki-content strong{color:var(--ink)}
.wiki-content code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.88em;background:var(--soft);
  border:1px solid var(--line);border-radius:5px;padding:1px 6px}
.wiki-content blockquote{margin:16px 0;padding:2px 18px;border-left:4px solid var(--accent);
  background:var(--soft);border-radius:0 8px 8px 0;color:var(--muted)}
.wiki-content table{border-collapse:collapse;width:100%;margin:16px 0;font-size:.94rem;background:var(--surface)}
.wiki-content th,.wiki-content td{border:1px solid var(--line);padding:8px 11px;text-align:left;vertical-align:top}
.wiki-content thead th{background:var(--soft)}
/* figure */
.wiki-fig{margin:22px 0;border:1px solid var(--line);border-radius:12px;padding:12px;background:var(--surface);
  box-shadow:0 3px 14px rgba(14,58,92,.06)}
.wiki-fig img{width:100%;height:auto;border-radius:7px;display:block}
.wiki-fig figcaption{margin-top:9px;font-size:.86rem;color:var(--muted);text-align:center}
/* toc */
.wiki-toc{display:table;margin:6px 0 20px;border:1px solid var(--line);border-radius:10px;
  background:var(--surface);padding:12px 18px 12px 10px}
.wiki-toc-h{font-weight:700;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);
  padding-left:14px;margin-bottom:4px}
.wiki-toc ol{margin:0;padding-left:26px}.wiki-toc ol ol{padding-left:20px}
.wiki-toc li{margin:3px 0;font-size:.92rem}
/* infobox */
.wiki-infobox{float:right;width:300px;margin:0 0 18px 24px;border:1px solid var(--line);border-radius:12px;
  overflow:hidden;background:var(--surface);font-size:.86rem}
.wiki-infobox-h{background:var(--navy);color:#fff;font-weight:700;padding:10px 14px;text-align:center;font-family:var(--serif)}
.wiki-infobox table{width:100%;border-collapse:collapse}
.wiki-infobox th,.wiki-infobox td{padding:8px 12px;border-top:1px solid var(--line);text-align:left;vertical-align:top}
.wiki-infobox th{width:42%;color:var(--muted);font-weight:600}
/* see also + footer */
.wiki-seealso{margin-top:36px}
.wiki-seealso h2{font-family:var(--serif);font-size:1.25rem;border-bottom:1px solid var(--line);padding-bottom:6px}
.wiki-foot{margin-top:44px;border-top:1px solid var(--line);padding-top:18px;color:var(--muted);font-size:.82rem;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.wiki-foot a{color:var(--muted)}
/* home grid */
.wiki-home-cats{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin:22px 0}
.wiki-home-cat{border:1px solid var(--line);border-radius:12px;padding:18px 20px;background:var(--surface)}
.wiki-home-cat h3{margin:0 0 8px;color:var(--navy);font-family:var(--serif)}
.wiki-home-cat ul{list-style:none;margin:0;padding:0}
.wiki-home-cat li{margin:5px 0}
@media(max-width:900px){
  .wiki-shell{grid-template-columns:1fr}
  .wiki-nav-toggle{display:flex;align-items:center;justify-content:space-between;margin:14px 20px 0;padding:10px 13px;
    border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--navy);font-weight:700;cursor:pointer}
  .wiki-nav-toggle::after{content:"+";font-size:1.2rem;line-height:1}
  .wiki-nav-toggle[aria-expanded="true"]::after{content:"−"}
  .wiki-sidebar{display:none;position:static;max-height:min(70vh,640px);border-right:none;border-bottom:1px solid var(--line);
    overflow:auto;padding:16px 20px 24px}
  .wiki-sidebar.open{display:block}
  .wiki-main{padding:22px 20px 50px}
  .wiki-infobox{float:none;width:auto;margin:0 0 18px}
  .wiki-content h1{font-size:1.75rem}
}
@media(max-width:520px){
  .wiki-top-in{padding:9px 14px;align-items:flex-start}
  .wiki-brand{font-size:1.05rem}.wiki-brand em{display:none}
  .wiki-top-right{gap:5px}.wiki-lang,.wiki-back{padding:4px 9px;font-size:.76rem}.wiki-demo{padding:5px 10px;font-size:.78rem}
  .wiki-main{padding-left:16px;padding-right:16px}.wiki-nav-toggle{margin-left:16px;margin-right:16px}
  .wiki-content table{display:block;overflow-x:auto}
}