:root{
    --bg:#f6f7f9;--surface:#ffffff;--line:#e6e8ec;--line-strong:#d6d9df;
    --ink:#0e1116;--ink-soft:#5b626e;--ink-muted:#9aa1ad;
    --brand:#4f46e5;--brand-2:#6366f1;--brand-soft:#eef0ff;
    --radius:14px;--shadow-sm:0 1px 2px rgba(16,17,22,.05),0 1px 3px rgba(16,17,22,.04);
    --font:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  }
  html[data-theme="dark"]{
    --bg:#0b0d10;--surface:#13161b;--line:#262b33;--line-strong:#333a45;
    --ink:#eef1f5;--ink-soft:#a4adba;--ink-muted:#6c7480;
    --brand:#7c83ff;--brand-2:#8b91ff;--brand-soft:#1b1f3a;
    --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  body{font-family:var(--font);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;line-height:1.6;letter-spacing:-.01em}
  a{color:var(--brand);text-decoration:none}
  a:hover{text-decoration:underline}
  .wrap{max-width:820px;margin:0 auto;padding:0 22px}
  .topbar{height:62px;display:flex;align-items:center;gap:14px;border-bottom:1px solid var(--line);background:var(--surface);position:sticky;top:0;z-index:20}
  .brand{display:flex;align-items:center;gap:11px;font-weight:750;font-size:15.5px;color:var(--ink)}
  .logo{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;box-shadow:var(--shadow-sm)}
  .logo svg{width:17px;height:17px}
  .spacer{flex:1}
  .icon-btn{width:36px;height:36px;border-radius:9px;border:1px solid var(--line);background:var(--surface);color:var(--ink-soft);display:grid;place-items:center;cursor:pointer}
  .icon-btn:hover{border-color:var(--line-strong);color:var(--ink)}
  .icon-btn svg{width:17px;height:17px}
  main{padding:42px 0 60px}
  .card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px 36px;box-shadow:var(--shadow-sm)}
  h1{font-size:30px;font-weight:820;letter-spacing:-.02em;margin-bottom:18px}
  .legal h3{font-size:16.5px;font-weight:750;margin:22px 0 8px}
  .legal p{font-size:14px;color:var(--ink-soft);margin-bottom:10px}
  .legal ul{margin:0 0 10px 20px}
  .legal li{font-size:14px;color:var(--ink-soft);margin-bottom:6px}
  .legal .muted{color:var(--ink-muted);font-size:13px}
  .legal h3:first-child,.legal p:first-child{margin-top:0}
  .backrow{margin-bottom:18px;font-size:13.5px}
  footer{border-top:1px solid var(--line);padding:26px 0;color:var(--ink-muted);font-size:12.5px}
  footer .wrap{display:flex;gap:12px;align-items:center;flex-wrap:wrap;justify-content:center}
  @media(max-width:620px){.card{padding:24px 20px}h1{font-size:24px}}