:root{--bg:#f7f6f2;--surface:#ffffff;--ink:#1c1f26;--muted:#5b6170;--line:#e2e0d8;--accent:#2f5bd3;--accent-soft:#e6ecfb;
--c1:#b45309;--c2:#be185d;--c3:#047857;--c4:#6d28d9;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#12151b;--surface:#1a1e26;--ink:#e8eaf0;--muted:#a3aab8;--line:#2b313d;--accent:#8fb0ff;--accent-soft:#1e2944;
--c1:#fbbf24;--c2:#f472b6;--c3:#34d399;--c4:#a78bfa;color-scheme:dark}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--accent)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
header.site{border-bottom:1px solid var(--line);background:var(--surface)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;padding-top:14px;padding-bottom:14px}
.brand{font-weight:700;font-size:18px;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
nav.top{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:14px}
nav.top a{text-decoration:none;color:var(--muted)}
nav.top a:hover,nav.top a[aria-current=page]{color:var(--ink);text-decoration:underline}
main{padding:32px 0 48px}
h1{font-size:clamp(28px,6vw,38px);line-height:1.15;margin:0 0 8px;letter-spacing:-.02em}
h2{font-size:22px;line-height:1.25;margin:36px 0 10px}
h3{font-size:17px;margin:22px 0 6px}
.lead{font-size:18px;color:var(--muted);margin:0 0 24px}
.updated{font-size:14px;color:var(--muted)}
.lang{display:inline-block;font-size:14px;margin:4px 0 20px;padding:6px 12px;border:1px solid var(--line);border-radius:999px;text-decoration:none;background:var(--surface)}
.channels{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.channels li{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;border-top:4px solid var(--c)}
.channels li.c1{--c:var(--c1)}.channels li.c2{--c:var(--c2)}.channels li.c3{--c:var(--c3)}.channels li.c4{--c:var(--c4)}
.channels b{display:block;font-size:17px}
.channels span{display:block;color:var(--muted);font-size:14px;margin:2px 0 8px}
.channels a{font-size:14px;font-weight:600;text-decoration:none}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:16px 0}
.notice{background:var(--accent-soft);border-radius:10px;padding:12px 14px;font-size:15px}
ol,ul{padding-left:22px}
li{margin:4px 0}
hr.sep{border:0;border-top:1px solid var(--line);margin:48px 0 8px}
footer.site{border-top:1px solid var(--line);background:var(--surface);font-size:14px;color:var(--muted)}
footer.site .wrap{padding-top:18px;padding-bottom:24px;display:flex;flex-direction:column;gap:8px}
footer.site nav{display:flex;flex-wrap:wrap;gap:4px 16px}
footer.site a{color:var(--muted)}
code{overflow-wrap:anywhere}