:root { --bg:#ffffff; --fg:#1b1f24; --muted:#5b6570; --accent:#0b6bcb; --line:#e3e7ec; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#12161b; --fg:#e8ecf0; --muted:#9aa5b1; --accent:#6db2ff; --line:#28313b; }
}
* { box-sizing: border-box; }
body { margin:0; background:var(--bg); color:var(--fg); font:17px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif; }
main { max-width:740px; margin:0 auto; padding:32px 16px 64px; }
h1 { font-size:1.9rem; line-height:1.25; margin:0 0 .3em; }
h2 { font-size:1.25rem; margin:2em 0 .4em; padding-top:.6em; border-top:1px solid var(--line); }
a { color:var(--accent); }
.muted { color:var(--muted); font-size:.95rem; }
table { border-collapse:collapse; width:100%; margin:1em 0; font-size:.95rem; }
th, td { border:1px solid var(--line); padding:8px 10px; text-align:left; vertical-align:top; }
th { background:var(--line); }
footer { margin-top:3em; color:var(--muted); font-size:.9rem; }