:root { color-scheme: light dark; --bg: #f9f9f7; --ink: #151515; --muted: #5f5f5b; --rule: #d3d2cc; --link: #7a5600; --card: #efeee9; }
@media (prefers-color-scheme: dark) { :root { --bg: #0a0a0a; --ink: #f4f4f2; --muted: #a3a39f; --rule: #33332f; --link: #ffd23f; --card: #151514; } }
* { box-sizing: border-box; }
body { margin: 0; padding: 24px 16px 64px; background: var(--bg); color: var(--ink); font: 16px/1.9 "Hiragino Sans", "Noto Sans JP", system-ui, sans-serif; }
main { max-width: 720px; margin: 0 auto; }
h1 { font-size: 26px; line-height: 1.4; margin: 8px 0 12px; }
h2 { font-size: 19px; margin: 36px 0 8px; padding-bottom: 6px; border-bottom: 1px solid var(--rule); }
p, li { margin: 10px 0; }
ul, ol { padding-left: 1.4em; }
a { color: var(--link); text-underline-offset: 3px; }
.top { font-size: 13px; color: var(--muted); }
.lead { color: var(--muted); }
.cta { display: inline-block; margin: 16px 0; padding: 12px 20px; border-radius: 999px; background: var(--ink); color: var(--bg); text-decoration: none; font-weight: 700; }
.cards { display: grid; gap: 12px; padding: 0; list-style: none; }
.cards a { display: block; padding: 16px; border: 1px solid var(--rule); border-radius: 8px; background: var(--card); color: var(--ink); text-decoration: none; }
.cards strong { display: block; font-size: 17px; }
.cards span { color: var(--muted); font-size: 14px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14px; }
th, td { border: 1px solid var(--rule); padding: 8px; text-align: left; vertical-align: top; }
th { background: var(--card); }
.more { margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--rule); font-size: 14px; }
.more ul { list-style: none; padding: 0; }
footer { margin-top: 32px; font-size: 13px; color: var(--muted); }