:root{--bg:#fbfaf7;--fg:#1d2430;--muted:#5b6575;--line:#e6e2d9;--brand:#1f3a5f;--accent:#f6c453;--card:#fff;--max:960px}
@media (prefers-color-scheme:dark){:root{--bg:#12161d;--fg:#e8ecf2;--muted:#a3adbb;--line:#2a313c;--brand:#9cc0ec;--card:#1a2029}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--brand)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--fg);text-decoration:none;letter-spacing:.2px}
.brand img{width:32px;height:32px}
nav a{color:var(--muted);text-decoration:none;margin-left:18px;font-size:15px}
nav a:first-child{margin-left:0}
nav a:hover,nav a[aria-current]{color:var(--fg)}
main{padding:48px 0 64px}
h1{font-size:clamp(30px,5vw,44px);line-height:1.15;margin:0 0 16px;letter-spacing:-.5px}
h2{font-size:24px;margin:40px 0 12px}
h3{font-size:19px;margin:28px 0 8px}
.lead{font-size:20px;color:var(--muted);max-width:640px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px}
.card h3{margin-top:0}
.card p{color:var(--muted);margin:0 0 12px}
.tag{display:inline-block;font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:2px 10px;margin-bottom:10px}
dl.facts{display:grid;grid-template-columns:max-content 1fr;gap:6px 20px;margin:0}
dl.facts dt{color:var(--muted)}
dl.facts dd{margin:0}
.prose{max-width:720px}
.prose li{margin:4px 0}
.note{color:var(--muted);font-size:15px}
footer.site{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:14px}
footer.site .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
footer.site a{color:var(--muted)}
@media (max-width:560px){nav a{margin-left:12px}main{padding-top:32px}dl.facts{grid-template-columns:1fr}dl.facts dd{margin-bottom:8px}}