:root { color-scheme: light; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; color: #1d2939; background: #f5f7fa; }
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.75; }
main { max-width: 760px; margin: 32px auto; padding: 28px; background: #fff; border: 1px solid #d0d5dd; border-radius: 16px; }
h1 { font-size: 1.7rem; line-height: 1.4; margin: 12px 0; }
h2 { font-size: 1.15rem; margin: 28px 0 8px; }
p, li { overflow-wrap: anywhere; }
ul { padding-left: 24px; }
a { color: #175cd3; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:focus-visible { outline: 3px solid #1570ef; outline-offset: 4px; border-radius: 2px; }
nav { display: flex; flex-wrap: wrap; gap: 12px 24px; }
nav a { display: inline-block; padding: 8px 0; }
.review-notice { padding: 16px; border: 2px solid #b54708; background: #fffaeb; border-radius: 8px; }
.version { color: #475467; font-size: .9rem; overflow-wrap: anywhere; }
footer { margin-top: 32px; padding-top: 16px; border-top: 1px solid #d0d5dd; }
@media (max-width: 600px) { main { margin: 12px; padding: 20px; } h1 { font-size: 1.4rem; } }