:root { color-scheme: dark; }
body { margin: 0; background: #111116; color: #F4F3F8; font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 48px 20px 80px; }
h1 { font-size: 34px; line-height: 1.15; margin: 0 0 8px; font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: 20px; margin: 36px 0 8px; font-weight: 700; }
p, li { color: #D8D6E4; }
ul { padding-left: 22px; }
a { color: #5EE0C6; }
.meta { color: #B9B7C8; font-size: 14px; margin: 0 0 28px; }
.card { background: #1C1C23; border: 1px solid #2A2A33; border-radius: 16px; padding: 16px 18px; margin: 20px 0; }
nav { margin-bottom: 28px; font-size: 14px; }
nav a { margin-right: 16px; }