*{box-sizing:border-box}
:root{--bg:#0b0d12;--fg:#e7e9ee;--muted:#8b93a7;--card:#141824;--line:#232a3a;--acc:#6ea8fe}
@media (prefers-color-scheme:light){:root{--bg:#f7f8fb;--fg:#12151c;--muted:#5d6577;--card:#fff;--line:#e3e6ee;--acc:#1f6feb}}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
.top{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid var(--line)}
.logo{font-weight:700;letter-spacing:.02em}
nav a{color:var(--muted);text-decoration:none;margin-left:18px;font-size:15px}
nav a:hover{color:var(--acc)}
main{max-width:920px;margin:0 auto;padding:40px 24px 64px}
h1{font-size:clamp(28px,5vw,44px);margin:0 0 12px;line-height:1.15}
.lead{color:var(--muted);font-size:18px;margin:0 0 32px}
code{background:var(--card);border:1px solid var(--line);padding:2px 6px;border-radius:6px;font-size:.9em}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;margin:0 0 18px}
.card h2{margin:0 0 14px;font-size:18px}
.card h3{margin:0 0 8px;font-size:16px}
.card p{margin:0;color:var(--muted);font-size:15px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid .card{margin:0}
dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:8px 18px}
dt{color:var(--muted);font-size:14px}
dd{margin:0;font-variant-numeric:tabular-nums;font-size:14px;word-break:break-all}
.muted{color:var(--muted)}
.foot{padding:20px 24px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;max-width:920px;margin:0 auto}
.view{animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}