:root{--bg:#fafaf9;--fg:#1c1917;--muted:#57534e;--link:#1d4ed8;--line:#e7e5e4}
@media (prefers-color-scheme:dark){:root{--bg:#0c0a09;--fg:#f5f5f4;--muted:#a8a29e;--link:#93c5fd;--line:#292524}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{max-width:720px;margin:0 auto;padding:48px 16px 64px}
h1{font-size:2rem;line-height:1.2;margin:.2em 0 .4em}
h2{font-size:1.15rem;margin:2em 0 .4em}
a{color:var(--link)}
.lead{font-size:1.15rem;color:var(--muted)}
.meta{color:var(--muted);font-size:.9rem}
.links{padding-left:1.2em}
footer{margin-top:48px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}