:root{
  --bg:#f6f8fb;
  --surface:#ffffff;
  --surface-2:#eef3ff;
  --ink:#11233d;
  --muted:#5b6b81;
  --line:#d9e2ef;
  --brand:#103a7b;
  --brand-2:#2b63c6;
  --accent:#8aa9df;
  --success:#0f766e;
  --shadow:0 18px 50px rgba(16,34,61,.08);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:linear-gradient(180deg,#f9fbff 0%,#f5f8fc 100%);color:var(--ink);line-height:1.55}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.wrap{width:min(1180px,calc(100% - 32px));margin:0 auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(217,226,239,.8)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.02em}
.brand small{display:block;font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.01em}
.brand-badge{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;box-shadow:var(--shadow)}
.nav-links{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.nav-links a{padding:10px 14px;border-radius:999px;color:var(--muted);font-weight:700;font-size:14px}
.nav-links a:hover,.nav-links a:focus-visible{background:#eef4ff;color:var(--brand);outline:none}
.nav-links .cta{background:var(--brand);color:#fff}
.hero,.page-hero{padding:clamp(30px,4vw,58px) 0}
.hero-grid,.dual-grid,.grid-2,.grid-3,.grid-4,.viewer-grid,.cross-cards,.footer-grid{display:grid;gap:22px}
.hero-grid{grid-template-columns:minmax(0,1.45fr) minmax(300px,.8fr);align-items:start}
.dual-grid{grid-template-columns:1.1fr .9fr}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3,.viewer-grid,.cross-cards{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card,.selector,.callout,.route,.legal-box,.compare-table{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card,.selector,.callout,.legal-box,.compare-table{padding:22px}
.hero-copy{padding:26px}
.hero-side{padding:0;overflow:hidden}
.side-box{padding:26px;background:linear-gradient(180deg,#123c7e 0%,#0f2d5d 100%);color:#fff;min-height:100%}
.kicker,.eyebrow,.sub{display:inline-flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.11em;font-size:12px;font-weight:800;color:var(--brand-2)}
.side-box .kicker,.side-box .eyebrow,.side-box .sub{color:#cfe1ff}
h1,h2,h3,h4{margin:0;letter-spacing:-.03em;line-height:1.08}
h1{font-size:clamp(34px,5vw,64px)}
h2{font-size:clamp(28px,3.4vw,42px)}
h3{font-size:clamp(19px,2vw,25px)}
h4{font-size:18px}
p{margin:0;color:var(--muted)}
.lead{font-size:clamp(18px,2.1vw,22px);color:#28456d;font-weight:600;margin-top:16px}
.copy{font-size:17px;margin-top:16px;max-width:70ch}
.section{padding:18px 0 34px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:18px;flex-wrap:wrap}
.section-head p{max-width:72ch}
.toc,.badge-row,.chips,.metrics,.side-list{display:flex;gap:10px;flex-wrap:wrap}
.toc{margin-top:22px}
.metrics{margin-top:24px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
.metric{padding:16px 18px;border:1px solid var(--line);border-radius:18px;background:#fbfdff;min-width:0}
.metric b{display:block;font-size:26px;line-height:1;color:var(--brand)}
.metric span{display:block;color:var(--muted);font-size:14px;margin-top:8px}
.side-pill,.chip{display:inline-flex;align-items:center;justify-content:center;padding:8px 12px;border-radius:999px;background:#eff4ff;color:var(--brand);border:1px solid #d2dff7;font-size:13px;font-weight:700}
.side-pill{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.18);color:#fff}
.link-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 16px;border-radius:999px;border:1px solid var(--line);font-weight:800;color:var(--brand);background:#fff;transition:.18s ease}
.link-btn:hover,.link-btn:focus-visible{transform:translateY(-1px);box-shadow:0 12px 24px rgba(16,58,123,.12);outline:none}
.link-btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border-color:transparent}
.asset-card,.preview-card,.panel{display:flex;flex-direction:column;gap:16px;min-width:0}
.asset-head{display:grid;grid-template-columns:82px minmax(0,1fr);gap:14px;align-items:center;min-width:0}
.asset-head h3,.preview-card h3{font-size:22px;line-height:1.14;overflow-wrap:anywhere}
.logo-frame{width:82px;height:82px;border-radius:20px;border:1px solid var(--line);display:grid;place-items:center;padding:10px;background:#fff;overflow:hidden}
.logo-frame img{width:100%;height:100%;object-fit:contain}
.desc{font-size:15.5px;min-height:0}
.foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.note{font-size:13px;color:#6b7a8f}
.viewer-card{padding:20px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:var(--shadow)}
.viewer-card h4{margin-bottom:10px}
.callout{background:linear-gradient(135deg,#153d7e 0%,#2558b5 100%);color:#fff;border:none}
.callout h2,.callout p{color:#fff}
.page-title{display:flex;justify-content:space-between;align-items:start;gap:24px;margin-bottom:20px;flex-wrap:wrap}
.intro{max-width:780px}
.selector{display:flex;flex-direction:column;gap:16px}
.segment{display:flex;gap:10px;flex-wrap:wrap}
.segment button{appearance:none;border:1px solid var(--line);background:#f8fbff;color:var(--ink);padding:10px 14px;border-radius:999px;font:inherit;font-size:14px;font-weight:700;cursor:pointer;transition:.18s ease}
.segment button:hover,.segment button:focus-visible{border-color:#adc4ea;outline:none}
.segment button.active{background:linear-gradient(135deg,var(--brand),var(--brand-2));border-color:transparent;color:#fff;box-shadow:0 10px 24px rgba(16,58,123,.18)}
.output{padding:18px;border-radius:18px;background:#f8fbff;border:1px solid #d8e4f4}
.output h3{margin-top:10px}
.kv{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:14px}
.kv div{padding:14px;border-radius:16px;background:#fff;border:1px solid var(--line);min-width:0}
.kv b{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--brand-2);margin-bottom:8px}
.route-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.route{padding:18px;font-size:15px}
.route b{display:block;margin-bottom:8px;color:var(--brand)}
.compare-table{overflow:auto}
table{width:100%;border-collapse:collapse;min-width:880px}
th,td{text-align:left;padding:16px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--brand-2);background:#f8fbff;position:sticky;top:0}
footer.footer{padding:18px 0 42px}
.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.legal-box{background:#fff}
.legal-box h3{margin-bottom:10px}
@media (max-width:1080px){
  .hero-grid,.dual-grid,.grid-4,.grid-3,.viewer-grid,.cross-cards,.route-list{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:760px){
  .wrap{width:min(100% - 22px,1180px)}
  .hero-grid,.dual-grid,.grid-2,.grid-3,.grid-4,.viewer-grid,.cross-cards,.route-list,.metrics,.kv{grid-template-columns:1fr}
  .asset-head{grid-template-columns:64px minmax(0,1fr)}
  .logo-frame{width:64px;height:64px;border-radius:16px}
  .page-title{align-items:flex-start}
  .card,.selector,.callout,.legal-box,.compare-table,.hero-copy{padding:18px}
  h1{font-size:34px}
  h2{font-size:28px}
  .nav{padding:12px 0}
  .nav-links a{padding:8px 12px}
}