:root { --bg: #ffffff; --fg: #1c1f1d; --muted: #6b726e; --accent: #1f9d55; --card: #f3f6f4; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #0e110f; --fg: #e8eeea; --muted: #8d9792; --accent: #3ccf7b; --card: #1a1f1c; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 48px 16px 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 12px; }
h2 { font-size: 1.2rem; margin: 36px 0 8px; }
h3 { font-size: 1rem; margin: 20px 0 4px; }
a { color: var(--accent); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .8rem; color: var(--accent); margin: 0 0 8px; }
.eyebrow a { text-decoration: none; }
.muted { color: var(--muted); font-size: .9rem; }
.card { background: var(--card); border-radius: 14px; padding: 4px 18px; margin: 16px 0; }
ul { padding-left: 20px; }