:root { font-family: Georgia, "Times New Roman", serif; line-height: 1.55; color: #1a1a1a; }
body { margin: 0; background: #faf9f7; }
header, footer { background: #1f3d2b; color: #f5f5f0; padding: 1rem 1.25rem; }
header a { color: #f5f5f0; text-decoration: none; font-weight: 600; }
main { max-width: 42rem; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; }
h1 { font-size: 1.75rem; line-height: 1.25; }
h2 { font-size: 1.2rem; margin-top: 1.75rem; }
a { color: #0b5; }
.toc { padding-left: 1.2rem; }
.toc li { margin: 0.6rem 0; }
.nav { margin-top: 2rem; }
footer p { margin: 0; font-size: 0.9rem; opacity: 0.9; }