body{margin:0;font-family:"Microsoft YaHei",Arial,sans-serif;color:#263445;background:#f6f9fc}
a{color:#176fc4;text-decoration:none}
a:hover{text-decoration:underline}
.hub-top{background:#fff;border-bottom:1px solid #e7edf5}
.hub-wrap{max-width:1080px;margin:0 auto;padding:0 18px}
.hub-nav{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 0}
.hub-logo{font-size:24px;font-weight:800;color:#176fc4;letter-spacing:.02em}
.hub-links{display:flex;flex-wrap:wrap;gap:12px;font-size:14px}
.hub-hero{padding:48px 0 34px;background:linear-gradient(135deg,#eef7ff,#fff)}
.hub-hero h1{margin:0 0 14px;font-size:34px;line-height:1.3;color:#1f2d3d}
.hub-hero p{margin:0;max-width:820px;line-height:1.85;color:#536170;font-size:17px}
.hub-notice{margin-top:22px;padding:16px 18px;border-left:5px solid #176fc4;background:#fff;border-radius:8px;color:#334;line-height:1.75}
.hub-main{padding:34px 0}
.hub-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px}
.hub-card{background:#fff;border:1px solid #e4edf6;border-radius:12px;padding:24px;box-shadow:0 10px 30px rgba(23,111,196,.06);margin-bottom:18px}
.hub-card h2{margin:0 0 14px;font-size:24px;color:#1f2d3d}
.hub-card h3{margin:18px 0 8px;font-size:18px;color:#1f2d3d}
.hub-card p,.hub-card li{line-height:1.82;color:#536170}
.hub-card ul{padding-left:20px;margin:8px 0}
.hub-pill{display:inline-block;margin:0 8px 8px 0;padding:7px 11px;border-radius:999px;background:#eef7ff;color:#176fc4;font-size:13px}
.hub-cta{background:linear-gradient(135deg,#123a5f,#176fc4);color:#fff}
.hub-cta h2,.hub-cta p{color:#fff}
.hub-cta a{display:inline-block;margin:6px 8px 0 0;padding:10px 16px;border-radius:6px;background:#fff;color:#176fc4;font-weight:700}
.hub-footer{padding:24px 0;background:#fff;border-top:1px solid #e7edf5;color:#667;font-size:14px}
@media (max-width:820px){.hub-grid{grid-template-columns:1fr}.hub-hero h1{font-size:26px}.hub-nav{align-items:flex-start;flex-direction:column}}