:root { color-scheme: light; --text: #0f2a1f; --dim: #54695f; --accent: #109866; --line: #dfe9e3; }
* { box-sizing: border-box; }
body { margin: 0; background: #f6faf7; color: var(--text); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 32px 18px 64px; }
h1 { font-size: 30px; line-height: 1.2; margin: 0 0 6px; letter-spacing: -0.02em; }
h2 { font-size: 20px; margin: 34px 0 8px; padding-top: 18px; border-top: 1px solid var(--line); }
h3 { font-size: 16px; margin: 22px 0 4px; }
p, li { color: var(--text); }
ul { padding-left: 20px; }
li { margin: 6px 0; }
a { color: var(--accent); }
.meta { color: var(--dim); font-size: 14px; margin: 0 0 20px; }
.lead { font-size: 17px; }