:root { --bg: #fbfaf7; --text: #1d1c1a; --muted: #6b6760; --link: #8a4b14; --line: #e4e0d8; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #151413; --text: #ebe7e0; --muted: #a29d94; --link: #e0a467; --line: #2c2a27; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.65 Georgia, "Times New Roman", serif; }
main { max-width: 720px; margin: 0 auto; padding: 48px 16px 24px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 12px; }
h2 { font-size: 1.15rem; margin: 32px 0 8px; }
.lead { font-size: 1.1rem; }
.muted { color: var(--muted); }
a { color: var(--link); }
code { font: 0.9em ui-monospace, Consolas, monospace; }
ul { padding-left: 1.2em; }
footer { max-width: 720px; margin: 0 auto; padding: 16px 16px 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.85rem; }