:root{
  --ink:#12161c;--ink-2:#3b444f;--muted:#6b7683;--line:#e6e9ee;
  --brand:#1a6cf5;--brand-2:#0d4fc4;--bg:#ffffff;--soft:#f6f8fb;
  --radius:14px;--wrap:1120px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",
       "PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-2)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.site-header{
  position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;height:68px;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink)}
.logo span{color:var(--brand)}
.logo svg{width:26px;height:26px}
nav.main{margin-left:auto;display:flex;gap:26px;font-size:15px}
nav.main a{color:var(--ink-2)}
nav.main a:hover{color:var(--brand)}
nav.main a.active{color:var(--brand);font-weight:600}
.hero{padding:88px 0 64px;background:
  radial-gradient(900px 420px at 80% -10%,rgba(26,108,245,.10),transparent 60%),
  linear-gradient(180deg,#fbfcfe,#fff);}
.hero h1{font-size:clamp(30px,4vw,46px);line-height:1.22;letter-spacing:-.6px;margin:0 0 18px;max-width:16em}
.hero p.lead{font-size:18px;color:var(--muted);max-width:38em;margin:0 0 30px}
.btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:10px;
  font-weight:600;font-size:15px;border:1px solid transparent;transition:.18s}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-2);color:#fff}
.btn-ghost{border-color:var(--line);color:var(--ink-2);background:#fff}
.btn-ghost:hover{border-color:#c9d2e0;color:var(--ink)}
section.pad{padding:64px 0}
h2{font-size:26px;letter-spacing:-.3px;margin:0 0 10px}
p.sub{color:var(--muted);margin:0 0 34px;max-width:44em}
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(268px,1fr))}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:#fff;
  transition:.2s}
.card:hover{border-color:#ced8e8;box-shadow:0 12px 28px -18px rgba(16,34,64,.35);transform:translateY(-2px)}
.card h3{margin:0 0 8px;font-size:17px}
.card p{margin:0;color:var(--muted);font-size:14.5px}
.card .ico{width:38px;height:38px;border-radius:10px;background:rgba(26,108,245,.09);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--brand)}
.stats{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats .grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.stat b{display:block;font-size:32px;letter-spacing:-1px}
.stat span{color:var(--muted);font-size:14px}
table.plain{width:100%;border-collapse:collapse;font-size:15px}
table.plain th,table.plain td{text-align:left;padding:14px 12px;border-bottom:1px solid var(--line)}
table.plain th{color:var(--muted);font-weight:600;font-size:13px;text-transform:uppercase;letter-spacing:.04em}
.notice{background:#fff8e6;border:1px solid #ffe1a8;border-radius:12px;padding:16px 20px;color:#7a5b00;font-size:14.5px}
.site-footer{border-top:1px solid var(--line);background:#fbfcfe;padding:40px 0;color:var(--muted);font-size:14px}
.site-footer .wrap{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.site-footer .links{margin-left:auto;display:flex;gap:20px}
.site-footer a{color:var(--muted)}
.site-footer a:hover{color:var(--brand)}
.err{min-height:56vh;display:flex;align-items:center}
.err h1{font-size:64px;margin:0;letter-spacing:-2px;color:var(--brand)}
.err p{color:var(--muted)}
@media(max-width:720px){
  nav.main{display:none}
  .hero{padding:56px 0 40px}
  section.pad{padding:44px 0}
}