:root{color-scheme:light dark;--fg:#1d2330;--bg:#fff;--muted:#5b6475;--line:#d9dde5;--accent:#2a5bd7}
@media(prefers-color-scheme:dark){:root{--fg:#e6e9ef;--bg:#14171d;--muted:#9aa3b2;--line:#2a2f3a;--accent:#7ea2ff}}
body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--fg);background:var(--bg)}
main,header,footer{max-width:46rem;margin:0 auto;padding:1rem 1.25rem}
header{border-bottom:1px solid var(--line)}header a{font-weight:600;color:var(--fg);text-decoration:none}
nav a{margin-left:1rem;color:var(--muted)}a{color:var(--accent)}
h1{font-size:1.8rem;line-height:1.25}h2{font-size:1.2rem;margin-top:2rem}
table{border-collapse:collapse;width:100%}th,td{border:1px solid var(--line);padding:.45rem .6rem;text-align:left;vertical-align:top;font-size:.95rem}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;margin-top:3rem}