:root{color-scheme:light dark;--fg:#16181d;--bg:#ffffff;--muted:#5b6270}@media (prefers-color-scheme:dark){:root{--fg:#e8eaee;--bg:#14161a;--muted:#9aa2b1}}*{box-sizing:border-box}body{margin:0;padding:2rem 1.25rem;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.6}main{max-width:42rem;margin-inline:auto}h1{font-size:clamp(1.75rem,5vw,2.5rem);line-height:1.15;margin-block:0 .75rem}.meta{color:var(--muted);font-size:.875rem}