:root { color-scheme: dark; font-family: system-ui, sans-serif; background: #101820; color: #edf2f5; line-height: 1.7; }
body { margin: 0; }
main { max-width: 780px; margin: 0 auto; padding: 36px 22px 64px; }
nav { display: flex; flex-wrap: wrap; gap: 20px; padding-bottom: 24px; border-bottom: 1px solid #34434e; }
a { color: #91d5ff; text-underline-offset: 3px; }
h1 { font-size: clamp(1.8rem, 5vw, 2.5rem); line-height: 1.2; margin-top: 36px; }
h2 { margin-top: 32px; font-size: 1.3rem; color: #bad8ed; }
.meta { color: #b0c0cc; }
.notice { border-left: 4px solid #f1bd65; background: #27251e; padding: 12px 16px; }
li { margin-bottom: 8px; }
footer { margin-top: 40px; border-top: 1px solid #34434e; padding-top: 20px; }