:root { color-scheme: light; }
body { margin: 0; font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif; color: #173028; background: #f6f3ec; line-height: 1.6; }
main { max-width: 720px; margin: 0 auto; padding: 40px 20px 60px; }
h1 { font-size: 2rem; margin: 0 0 4px; color: #173c33; }
h2 { font-size: 1.15rem; margin: 32px 0 6px; color: #173c33; }
p, li { font-size: 1rem; }
.lead { font-size: 1.15rem; color: #3a4f47; }
a { color: #1c5b4d; }
footer { margin-top: 40px; font-size: 0.85rem; color: #6b7a73; border-top: 1px solid rgba(23,48,40,.12); padding-top: 16px; }
nav a { margin-right: 16px; }