:root { --bg: #fbf6ed; --ink: #1d3b2a; --muted: #5d6b60; }
@media (prefers-color-scheme: dark) { :root { --bg: #14201a; --ink: #eef0e6; --muted: #a9b3a8; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif; }
main { max-width: 640px; margin: 0 auto; padding: 64px 20px 96px; }
h1 { font: 600 40px/1.1 Georgia, serif; margin: 24px 0 8px; }
h2 { font-size: 17px; margin: 36px 0 4px; }
p, li { color: var(--ink); }
.lead { color: var(--muted); font-size: 19px; margin-top: 0; }
a { color: inherit; }
footer { margin-top: 56px; color: var(--muted); font-size: 14px; }
img { width: 72px; height: 72px; border-radius: 16px; }