body { margin: 0; font-family: system-ui, sans-serif; line-height: 1.8; background: #fafafa; color: #333; }
header, footer { padding: 12px 16px; background: #fff; border-bottom: 1px solid #e5e5e5; }
footer { border-top: 1px solid #e5e5e5; border-bottom: 0; text-align: center; font-size: .9rem; margin-top: 32px; }
header a { font-weight: bold; color: #333; text-decoration: none; }
main { max-width: 720px; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.1rem; margin-top: 28px; }
a { color: #0b62c4; }
.pr { display: inline-block; font-size: .8rem; padding: 0 6px; border: 1px solid #999; border-radius: 4px; color: #555; }
.notice, .updated { font-size: .9rem; color: #666; }