:root{--bg:#ffffff;--fg:#1d1b26;--muted:#5b5870;--line:#e6e3f0;--accent:#6d4af0;--card:#f7f5fd}
@media (prefers-color-scheme:dark){:root{--bg:#0e0b1f;--fg:#ecebf3;--muted:#a7a3bd;--line:#2a2540;--accent:#a78bfa;--card:#171330}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{max-width:760px;margin:0 auto;padding:32px 20px 64px}
h1{font-size:28px;line-height:1.25;margin:0 0 4px}
h2{font-size:19px;margin:32px 0 8px}
p,li{color:var(--fg)}
ul{padding-left:22px}
.meta{color:var(--muted);font-size:14px;margin:0 0 24px}
.summary{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px}
.summary ul{margin:6px 0}
table{width:100%;border-collapse:collapse;font-size:14.5px;margin:8px 0}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--card)}
.wrap{overflow-x:auto}
a{color:var(--accent)}
footer{margin-top:40px;color:var(--muted);font-size:14px;border-top:1px solid var(--line);padding-top:16px}