:root{color-scheme:light dark;--bg:#f4f6f9;--fg:#101c27;--mut:#5d6b78;--ln:#e1e6ed;--card:#fff;--accent:#2767ab;--warn:#ef9f27}
@media (prefers-color-scheme:dark){:root{--bg:#0c1116;--fg:#e6edf3;--mut:#8f9caa;--ln:#232e39;--card:#131a21;--accent:#6aaef0}}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}
header{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--ln);background:var(--card)}
header nav{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:14px}
.brand{font-weight:700;color:var(--fg);text-decoration:none}
a{color:var(--accent)}a[aria-current]{color:var(--fg);font-weight:600;text-decoration:none}
main{max-width:760px;margin:0 auto;padding:24px 16px 40px}
h1{font-size:30px;line-height:1.2;margin:8px 0 16px}h2{font-size:20px;margin:32px 0 8px}h4{font-size:16px}
.draft{border:1px solid var(--warn);background:color-mix(in srgb,var(--warn) 14%,var(--card));padding:10px 14px;border-radius:8px;font-size:14px}
mark.blank{background:color-mix(in srgb,var(--warn) 35%,transparent);color:inherit;padding:0 3px;border-radius:3px}
.sc{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px;margin:8px 0}
th,td{border:1px solid var(--ln);padding:6px 8px;text-align:left;vertical-align:top}th{background:var(--card)}
code{font-size:.9em}footer{max-width:760px;margin:0 auto;padding:0 16px 40px;font-size:14px;color:var(--mut)}