@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Inter+Tight:wght@600;700;800&display=swap');

:root{
  --blue:#2563EB; --navy:#0F1B3D; --ink:#0B1020; --paper:#ffffff;
  --page:#F6F8FC; --text:#0B1020; --muted:#5A6B86; --line:#E7ECF4;
  --radius:18px; --shadow:0 10px 30px rgba(15,27,61,.07), 0 2px 6px rgba(15,27,61,.04);
}
*{box-sizing:border-box}
body{
  margin:0; background:var(--page); color:var(--text); line-height:1.65;
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{font-family:"Inter Tight","Inter",sans-serif;letter-spacing:-.02em;line-height:1.12}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* Topbar */
.topbar{background:linear-gradient(160deg,var(--navy),#0a1430 75%);color:#fff;padding:22px 0 24px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;font-family:"Inter Tight";font-weight:800;font-size:21px;letter-spacing:-.03em}
.brand:hover{text-decoration:none}
.brand .mark{width:33px;height:33px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(155deg,#3b82f6,#2563EB 65%);box-shadow:0 6px 16px rgba(37,99,235,.35)}
.brand .mark svg{width:18px;height:18px}
.backlink{color:#aeb9d4;font-size:14px;font-weight:500}
.backlink:hover{color:#fff;text-decoration:none}
.tagline{color:#cbd5e1;margin-top:20px;font-family:"Inter Tight";font-weight:600;font-size:14px;letter-spacing:.02em}
.nav{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.nav a{color:#dbeafe;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.10);padding:7px 13px;border-radius:100px;font-size:13.5px;font-weight:500}
.nav a:hover{background:rgba(255,255,255,.16);text-decoration:none}

/* Hero (hub) */
.hero{padding:52px 24px 8px}
.hero h1{font-size:clamp(30px,5vw,44px);font-weight:800;margin:0 0 14px}
.hero p{font-size:18px;color:var(--muted);max-width:820px;margin:0}

/* Cards grid (hub) */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:16px;margin:28px 0 64px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:transform .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(15,27,61,.10);text-decoration:none}
.card h2{font-size:19px;margin:0 0 8px;color:var(--ink)}
.card p{margin:0;color:var(--muted);font-size:14.5px}

/* Document pages */
.doc{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:44px;margin:36px auto 68px;max-width:880px;box-shadow:var(--shadow)}
.doc h1{font-size:clamp(28px,4.5vw,40px);font-weight:800;margin:0 0 10px}
.doc h2{font-size:23px;font-weight:700;margin-top:40px;border-top:1px solid var(--line);padding-top:26px;color:var(--ink)}
.doc h3{font-size:17.5px;font-weight:700;margin-top:26px}
.doc p,.doc li{font-size:15.5px}
.meta{color:var(--muted);font-size:14px;margin-bottom:24px}
.notice{background:#FFF7ED;border:1px solid #FED7AA;border-radius:14px;padding:14px 16px;color:#9A3412;font-size:14.5px}
.toc{background:var(--page);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:24px 0}
.toc ol{columns:2;margin:0;padding-left:22px}
.toc a{font-weight:500}
.table{width:100%;border-collapse:collapse;margin:18px 0}
.table th,.table td{border:1px solid var(--line);padding:10px 12px;vertical-align:top;font-size:14.5px}
.table th{background:#F1F5F9;text-align:left;font-family:"Inter Tight";font-weight:700}
.badge{display:inline-block;background:#EEF2FF;color:#3730A3;border-radius:100px;padding:4px 11px;font-size:13px;font-weight:600;margin-right:6px}
code{background:#F1F5F9;padding:2px 6px;border-radius:6px;font-size:.92em}
ul{padding-left:22px}

/* Footer */
.footer{border-top:1px solid var(--line);background:#fff;padding:30px 24px;color:var(--muted);font-size:14px}
.footer p{margin:0 0 8px}
.footer .footnote{color:#8592a8;font-size:13px}
.foot-legal-nav{margin-top:6px}
.foot-legal-nav a{color:var(--muted)}

@media(max-width:700px){
  .doc{padding:26px}
  .toc ol{columns:1}
  .topbar-inner{flex-wrap:wrap}
}