:root { --bg: #faf6ef; --ink: #3a3128; --muted: #8a7f70; --accent: #f08c2e; color-scheme: light; }
@media (prefers-color-scheme: dark) { :root { --bg: #1a1714; --ink: #f2e9dc; --muted: #a09584; color-scheme: dark; } }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 ui-rounded, 'SF Pro Rounded', system-ui, sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 24px 16px 48px; }
a { color: var(--accent); }
h1 { font-size: 30px; margin: 8px 0 16px; }
h2 { font-size: 19px; margin: 28px 0 6px; }
.back { font-weight: 700; text-decoration: none; }
.todo { background: #ffe7a3; color: #5a4100; padding: 0 4px; border-radius: 4px; font-weight: 700; }
.muted { color: var(--muted); font-size: 14px; }