:root{--bg:#f7f7f4;--panel:#fff;--ink:#16181d;--ink-soft:#4a4f5a;--ink-mute:#6b7180;--line:#e4e4de;--accent:#0f766e;--accent-ink:#0b5a54}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0f1113;--panel:#171a1d;--ink:#eceef0;--ink-soft:#b7bcc4;--ink-mute:#8b919b;--line:#262a2f;--accent:#2dd4bf;--accent-ink:#5eead4}}
:root[data-theme="dark"]{--bg:#0f1113;--panel:#171a1d;--ink:#eceef0;--ink-soft:#b7bcc4;--ink-mute:#8b919b;--line:#262a2f;--accent:#2dd4bf;--accent-ink:#5eead4}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent-ink)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
header{border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{font-weight:700;font-size:18px;color:var(--ink);text-decoration:none}
header a.back{font-size:14px;color:var(--ink-soft);text-decoration:none}
main{padding:36px 0 24px}
h1{font-size:clamp(28px,5vw,36px);line-height:1.2;letter-spacing:-.02em;margin:0 0 6px}
h2{font-size:20px;margin:32px 0 8px}
.updated{color:var(--ink-mute);font-size:14px;margin:0 0 24px}
p,li{color:var(--ink-soft)}li{margin:5px 0}
.note{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:20px 0}
.note p{margin:0}
table{width:100%;border-collapse:collapse;font-size:15px;margin:10px 0}
th,td{text-align:left;vertical-align:top;padding:9px 10px;border-bottom:1px solid var(--line);color:var(--ink-soft)}
th{color:var(--ink);font-weight:600}
footer{border-top:1px solid var(--line);margin-top:24px;padding:22px 0 40px;color:var(--ink-mute);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}