:root{--bg:#F4F6F8;--surface:#fff;--ink:#141A22;--muted:#5D6874;--line:#DCE1E7;--accent:#1F6F8B}
@media (prefers-color-scheme:dark){:root{--bg:#0F141A;--surface:#171E26;--ink:#E6EBF0;--muted:#97A3B0;--line:#2B3541;--accent:#4FB0CF;color-scheme:dark}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;padding:0 16px}
.wrap{max-width:760px;margin:0 auto;padding:32px 0 64px}
header.site{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;justify-content:space-between;padding:20px 0;border-bottom:1px solid var(--line)}
.logo{font-weight:700;font-size:20px;color:var(--ink);text-decoration:none;letter-spacing:.01em}
.logo span{color:var(--accent)}
nav a{color:var(--muted);text-decoration:none;font-size:14px;margin-left:14px}
nav a:hover{color:var(--accent)}
h1{font-size:30px;line-height:1.2;margin:28px 0 6px}
h2{font-size:20px;margin:32px 0 8px}
h3{font-size:16px;margin:20px 0 6px}
.maj{color:var(--muted);font-size:14px;margin:0 0 20px}
a{color:var(--accent)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px 20px;margin:16px 0}
table{border-collapse:collapse;width:100%;font-size:14.5px}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--surface)}
.tw{overflow-x:auto}
footer.site{border-top:1px solid var(--line);margin-top:48px;padding-top:16px;font-size:13.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px 16px}
footer.site a{color:var(--muted)}