:root { color-scheme: dark; font-family: Inter, ui-sans-serif, system-ui, sans-serif; background: #0b0f19; color: #e5e7eb; }
body { margin: 0; line-height: 1.65; }
header, main, footer { width: min(760px, calc(100% - 2rem)); margin: auto; }
header { padding: 1.25rem 0; border-bottom: 1px solid #263044; }
main { padding: 3rem 0; }
footer { padding: 1.5rem 0 3rem; color: #94a3b8; border-top: 1px solid #263044; }
a { color: #fbbf24; }
h1, h2 { color: #fff; line-height: 1.2; }
h1 { font-size: clamp(2rem, 7vw, 3rem); }
h2 { margin-top: 2rem; font-size: 1.25rem; }
.notice { padding: 1rem; border: 1px solid #8a6817; background: #2b210b; border-radius: 12px; }
nav { display: flex; gap: 1rem; flex-wrap: wrap; }
nav a { min-height: 44px; display: inline-flex; align-items: center; }