:root{--blue:#2563EB;--bg:#F8FAFC;--ink:#0F172A;--line:#E2E8F0;--deep:#1E3A8A}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);line-height:1.75;font-size:16px}
a{color:inherit;text-decoration:none}
.wrap{width:min(1100px,calc(100% - 32px));margin:0 auto}
header{background:var(--blue);color:#fff}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
nav{display:flex;flex-wrap:wrap;gap:8px}
nav a{background:rgba(255,255,255,.14);border-radius:999px;padding:6px 12px;font-size:13px}
nav a:hover{background:#fff;color:var(--blue)}
.hero{padding:36px 0 10px}
.hero h1{font-size:30px;margin-bottom:12px}
.hero p{color:#334155;margin-bottom:8px;max-width:760px}
.track{display:flex;align-items:center;justify-content:space-between;margin:22px 0 8px;padding:8px 0}
.dot{width:18px;height:18px;border-radius:50%;background:var(--blue);color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:700}
.rail{flex:1;height:2px;background:#BFDBFE;margin:0 8px}
.tlab{font-size:12px;color:#334155;text-align:center;margin-top:6px}
section{padding:26px 0}
h2{font-size:24px;margin-bottom:12px}
.lead{color:#334155;margin-bottom:14px}
.g22{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.card{background:#fff;border-radius:12px;padding:18px;box-shadow:0 1px 3px rgba(15,23,42,.06)}
.card h3{margin:8px 0;font-size:17px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pane{background:#fff;border-radius:12px;padding:18px;border:1px solid var(--line)}
.pane h3{color:var(--blue);margin-bottom:8px}
.big{display:grid;gap:12px}
.bstep{display:grid;grid-template-columns:72px 1fr;gap:12px;background:#fff;border-radius:12px;padding:16px;border:1px solid var(--line)}
.bstep .no{font-size:28px;font-weight:800;color:var(--blue);line-height:1}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{border:1px solid var(--line);padding:12px;vertical-align:top;font-size:14px;text-align:left}
th{background:#EFF6FF}
.faq details{border:1px solid var(--blue);background:#fff;border-radius:8px;padding:12px 16px;margin-bottom:8px}
.faq summary{cursor:pointer;font-weight:700;color:var(--deep)}
.faq details p{margin-top:8px;color:#334155}
footer{background:var(--deep);color:#DBE4F5;padding:28px 0;margin-top:20px;font-size:14px}
footer p{margin-bottom:8px}
@media (max-width:820px){.g22,.split,.bar{display:block}nav{margin:10px 0}.bstep{grid-template-columns:1fr}}