:root { color-scheme: light dark; --fg: #1a1c1b; --muted: #5b6360; --bg: #f7faf8; --accent: #006a60; }
@media (prefers-color-scheme: dark) { :root { --fg: #e0e3e1; --muted: #a9b1ae; --bg: #0e1513; --accent: #82d5c8; } }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
h1 { font-size: 1.7rem; line-height: 1.25; }
h2 { font-size: 1.15rem; margin-top: 1.8em; }
.meta { color: var(--muted); }
a { color: var(--accent); }
hr { margin: 48px 0; border: 0; border-top: 1px solid var(--muted); opacity: .4; }