:root{color-scheme:light dark;--ink:#1c2420;--muted:#5b665f;--bg:#f7f5ef;--card:#fff;--line:#e3e0d6;--accent:#1f4d3a}
@media (prefers-color-scheme:dark){:root{--ink:#e8ede9;--muted:#a3ada6;--bg:#101614;--card:#18201d;--line:#2a3430;--accent:#8fd3ae}}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
main{max-width:760px;margin:0 auto;padding:40px 20px 64px}
h1{font-size:2rem;line-height:1.2;margin:0 0 4px}h2{font-size:1.2rem;margin:32px 0 8px}
.meta{color:var(--muted);margin:0 0 24px}a{color:var(--accent)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px 20px;margin:16px 0}
table{border-collapse:collapse;width:100%}td,th{border-bottom:1px solid var(--line);padding:8px 6px;text-align:left;vertical-align:top}
.wrap{overflow-x:auto}
.card h2{margin-top:4px}