:root { --bg:#f5fafb; --fg:#171d1e; --muted:#3f484a; --primary:#006973; --card:#e9eff0; }
@media (prefers-color-scheme: dark) { :root { --bg:#0e1415; --fg:#dee3e4; --muted:#bfc8ca; --primary:#81d3e0; --card:#1b2122; } }
body { margin:0; background:var(--bg); color:var(--fg); font:16px/1.6 system-ui, "Segoe UI", Roboto, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 1.7rem; line-height: 1.25; } h2 { font-size: 1.2rem; margin-top: 2rem; color: var(--primary); }
.note { background: var(--card); border-radius: 12px; padding: 12px 16px; }
table { border-collapse: collapse; width: 100%; } td, th { border-bottom: 1px solid var(--card); padding: 8px 6px; text-align: left; vertical-align: top; }
.en { color: var(--muted); }
a { color: var(--primary); }