:root{--bg:#fafafa;--ink:#111827;--mute:#6b7280;--line:#e5e7eb;--accent:#5b5bf6}
@media (prefers-color-scheme:dark){:root{--bg:#0b0d12;--ink:#e8ebf2;--mute:#9aa1ad;--line:#232836;--accent:#8b8bff}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,sans-serif}
main{max-width:760px;margin:0 auto;padding:48px 20px 64px}a{color:var(--accent)}
header{display:flex;align-items:center;gap:12px;margin-bottom:32px}.logo{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,#e8516a,#5b5bf6 55%,#e0a100);display:grid;place-items:center;color:#fff;font-weight:800}
h1{font-size:30px;letter-spacing:-.02em;margin:0}h2{font-size:20px;margin:32px 0 8px}h3{font-size:16px;margin:20px 0 4px}
.sub{color:var(--mute)}footer{margin-top:48px;padding-top:16px;border-top:1px solid var(--line);font-size:14px;color:var(--mute);display:flex;gap:16px;flex-wrap:wrap}
ul{padding-left:20px}code{font-size:14px}