:root {
  --bg: #F5F3EE; --surface: #FFFFFF; --text: #172126; --text-2: #4B5A60; --border: #D8D6CF; --accent: #A5512B;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0E1518; --surface: #151F23; --text: #F4F1EA; --text-2: #C5CED1; --border: #2D3A3F; --accent: #D77A4B; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 48px 20px 64px; }
header { margin-bottom: 32px; }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--text-2); margin: 0 0 8px; }
h1 { font-size: 32px; line-height: 1.2; margin: 0; }
.rule { width: 48px; height: 3px; background: var(--accent); margin-top: 16px; }
h2 { font-size: 20px; margin: 32px 0 8px; }
p, li { color: var(--text); }
.muted { color: var(--text-2); font-size: 15px; }
section { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 4px 20px 20px; margin: 16px 0; }
a { color: var(--accent); }
footer { margin-top: 40px; color: var(--text-2); font-size: 14px; }
nav a { margin-right: 16px; }