:root { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #e9e9ec; background: #101113; color-scheme: dark; line-height: 1.75; }
* { box-sizing: border-box; }
body { margin: 0; }
main { width: min(820px, calc(100% - 40px)); margin: 40px auto 80px; }
nav { display: flex; flex-wrap: wrap; gap: 10px 22px; padding: 14px 0; border-bottom: 1px solid #34363b; }
a { color: #d5e4f3; text-underline-offset: 4px; overflow-wrap: anywhere; }
a:focus-visible, summary:focus-visible { outline: 2px solid #f1cf68; outline-offset: 6px; }
h1 { font-size: clamp(28px, 5vw, 42px); line-height: 1.2; letter-spacing: -.02em; margin: 38px 0 12px; }
h2 { font-size: 21px; margin: 32px 0 10px; line-height: 1.4; }
p, li { font-size: 16px; }
li + li { margin-top: 8px; }
.meta { color: #a9adb5; font-size: 14px; }
.notice { padding: 18px 22px; margin: 24px 0; border: 1px solid #3a3c42; border-radius: 16px; background: #1b1d21; }
details { padding: 18px 0; border-bottom: 1px solid #34363b; }
summary { cursor: pointer; font-size: 18px; font-weight: 600; }
footer { margin-top: 48px; color: #a9adb5; }
[hidden] { display: none !important; }
@media (max-width: 420px) { main { width: calc(100% - 32px); margin-top: 20px; } .notice { padding: 16px; } }