:root{
  --bg:#f7fafc;
  --surface:#ffffff;
  --text:#102a43;
  --muted:#52667a;
  --brand:#0b8fd9;
  --brand-dark:#06689f;
  --accent:#13b8a6;
  --line:#dfe8ef;
  --soft:#eaf6fd;
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
}
a{color:var(--brand-dark);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--brand)}
img{max-width:100%;height:auto}
.container{width:min(var(--max),calc(100% - 32px));margin-inline:auto}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:12px;background:#fff;padding:10px 14px;border-radius:8px;z-index:20}
.site-header{
  position:sticky;top:0;z-index:10;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px)
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:800}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--accent));display:inline-grid;place-items:center;color:#fff;font-weight:900}
.nav-links{display:flex;flex-wrap:wrap;align-items:center;gap:18px;font-size:.95rem}
.nav-links a{text-decoration:none;color:var(--text);font-weight:600}
.nav-links a:hover{color:var(--brand)}
.hero{
  padding:86px 0 70px;
  background:radial-gradient(circle at 85% 20%,#dff6ff 0,transparent 35%),linear-gradient(180deg,#fff,#f7fafc)
}
.eyebrow{display:inline-block;padding:7px 10px;border-radius:999px;background:var(--soft);color:var(--brand-dark);font-weight:800;font-size:.82rem;letter-spacing:.02em}
h1{font-size:clamp(2.35rem,6vw,4.7rem);line-height:1.02;letter-spacing:-.045em;max-width:900px;margin:18px 0 20px}
.lead{font-size:clamp(1.08rem,2vw,1.3rem);max-width:760px;color:var(--muted);margin:0 0 28px}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 18px;border-radius:12px;font-weight:800;text-decoration:none;border:1px solid transparent}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--text)}
.section{padding:72px 0}
.section.white{background:#fff}
.section h2{font-size:clamp(1.75rem,3vw,2.6rem);letter-spacing:-.03em;line-height:1.15;margin:0 0 14px}
.section-intro{color:var(--muted);max-width:760px;margin:0 0 28px}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 10px 28px rgba(16,42,67,.04)}
.card h3{margin-top:0;line-height:1.25}
.kicker{color:var(--brand-dark);font-weight:800;font-size:.82rem;text-transform:uppercase;letter-spacing:.05em}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;background:#fff}
table{border-collapse:collapse;width:100%;min-width:720px}
th,td{text-align:left;padding:16px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#f4f8fb;font-size:.92rem}
.notice{border-left:4px solid var(--accent);background:#effcf9;padding:18px 20px;border-radius:0 12px 12px 0}
.answer{font-size:1.08rem;font-weight:650;color:#17324d}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:12px 0}
.faq summary{font-weight:800;cursor:pointer}
.sources{font-size:.94rem;color:var(--muted)}
.breadcrumb{font-size:.9rem;margin:22px 0;color:var(--muted)}
.cta{background:linear-gradient(135deg,#0b8fd9,#0675ad);color:#fff;border-radius:24px;padding:32px}
.cta p{color:#eaf8ff;max-width:760px}
.cta a{color:#fff}
footer{border-top:1px solid var(--line);background:#fff;padding:34px 0 50px;color:var(--muted);font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
.small{font-size:.88rem;color:var(--muted)}
.pill{display:inline-flex;padding:6px 9px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.82rem;margin:3px 5px 3px 0}
@media(max-width:850px){
  .grid-3,.grid-2,.footer-grid{grid-template-columns:1fr}
  .nav{align-items:flex-start;padding:16px 0}
  .nav-links{display:none}
  .hero{padding-top:58px}
}