:root { --ink: #16302a; --leaf: #45672d; --paper: #f4eed7; --muted: #4e5f48; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 32px 20px 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 4px; }
h2 { font-size: 1.3rem; margin: 32px 0 8px; color: var(--leaf); }
h3 { font-size: 1.05rem; margin: 20px 0 4px; }
p, li { color: var(--muted); }
a { color: var(--leaf); }
nav { font-size: .95rem; margin-bottom: 24px; }
nav a { margin-right: 16px; }
.lang { border-top: 2px solid #d9d2b6; margin-top: 40px; padding-top: 8px; }
.small { font-size: .9rem; }