:root{color-scheme:light}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#111827;background:#fff;line-height:1.6}
main{max-width:800px;margin:0 auto;padding:48px 20px 56px}
h1{font-size:2rem;line-height:1.2;margin:0 0 1rem;font-weight:700}
h2{font-size:1.25rem;line-height:1.3;margin:2rem 0 .75rem;font-weight:650}
p,li{font-size:1rem;color:#1f2937}
ul{padding-left:1.2rem}
a{color:#0f766e;text-decoration:none}a:hover{text-decoration:underline}
small,.muted{color:#6b7280}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#f3f4f6;padding:.1rem .35rem;border-radius:4px}