:root { --bg:#f6f5fb; --card:#fff; --text:#15161a; --muted:#5f5b72; --accent:#4f46e5; --line:#e4e1f0; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#0e0f13; --card:#16141f; --text:#e6e7ec; --muted:#a6a2bb; --accent:#8b85ff; --line:#2a2738; }
}
* { box-sizing:border-box; }
html { -webkit-text-size-adjust:100%; }
body { margin:0; background:var(--bg); color:var(--text); padding:24px 16px 48px;
       font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif; }
main { max-width:760px; margin:0 auto; background:var(--card); border:1px solid var(--line);
       border-radius:18px; padding:clamp(20px,5vw,44px); }
header { border-bottom:1px solid var(--line); padding-bottom:16px; margin-bottom:8px; }
.app { color:var(--accent); font-weight:700; letter-spacing:.06em; text-transform:uppercase; font-size:13px; margin:0 0 6px; }
h1 { font-size:clamp(26px,6vw,34px); line-height:1.2; margin:0 0 6px; }
h2 { font-size:19px; margin:28px 0 8px; }
.muted { color:var(--muted); font-size:14px; }
table { width:100%; border-collapse:collapse; margin:8px 0; font-size:15px; }
th,td { text-align:left; vertical-align:top; padding:9px 10px; border-bottom:1px solid var(--line); }
th { color:var(--muted); font-weight:600; }
code { background:var(--line); padding:1px 6px; border-radius:6px; font-size:14px; }
a { color:var(--accent); }
ul { padding-left:20px; }
nav a { margin-right:14px; font-size:14px; }