:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: #0f172a; background: #f8fafc; }
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.55; }
header, main { width: min(100% - 32px, 760px); margin-inline: auto; }
header { padding: 20px 0 12px; }
header a { color: #2563eb; text-decoration: none; font-size: .9rem; }
main { padding: 8px 0 40px; }
h1 { margin: 0 0 8px; font-size: clamp(1.6rem, 5vw, 2rem); }
.intro { margin: 0 0 20px; color: #475569; }
section { margin: 12px 0; padding: 18px; background: white; border: 1px solid #e2e8f0; border-radius: 12px; }
h2 { margin: 0 0 8px; font-size: 1.08rem; }
p { margin: 6px 0; }
ul { margin: 8px 0 0; padding-left: 1.2rem; }
a { color: #1d4ed8; overflow-wrap: anywhere; }
.license { color: #334155; font-weight: 600; }
small { color: #64748b; }
@media (max-width: 480px) { section { padding: 15px; } }