:root{--ink:#172033;--muted:#5e6b82;--line:#e5eaf2;--brand:#4967ef;--brand2:#7137dc;--soft:#f5f7ff;--card:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#f7f9fc;font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;line-height:1.75}a{color:var(--brand)}.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-wrap{max-width:1180px;margin:auto;padding:14px 22px;display:flex;align-items:center;gap:24px}.brand{font-size:20px;font-weight:800;color:var(--ink);text-decoration:none;white-space:nowrap}.nav{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;flex:1}.nav a{font-size:14px;text-decoration:none;color:#40506a}.nav a:hover,.nav a[aria-current="page"]{color:var(--brand)}.nav-cta{padding:8px 16px;border-radius:9px;color:#fff!important;background:linear-gradient(135deg,var(--brand),var(--brand2))}.hero{background:radial-gradient(circle at 15% 20%,rgba(255,255,255,.18),transparent 28%),linear-gradient(145deg,#3157e7,#7337d9);color:#fff}.hero-inner{max-width:1080px;margin:auto;padding:76px 24px 68px}.crumb{font-size:13px;color:#dbe4ff;margin-bottom:18px}.crumb a{color:#eef2ff}.eyebrow{font-size:14px;font-weight:700;letter-spacing:.08em;color:#dbe4ff}.hero h1{font-size:clamp(32px,5vw,52px);line-height:1.18;margin:12px 0 20px;max-width:900px}.hero p{max-width:820px;font-size:18px;color:#edf1ff;margin:0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.button{display:inline-block;padding:11px 19px;border-radius:10px;text-decoration:none;font-weight:700}.button.primary{background:#fff;color:#3d59dc}.button.ghost{border:1px solid rgba(255,255,255,.45);color:#fff}.page{max-width:1080px;margin:auto;padding:54px 24px 72px}.section{margin-bottom:52px}.section h2{font-size:28px;line-height:1.35;margin:0 0 18px}.section h3{font-size:19px;margin:0 0 9px}.lead{font-size:18px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:0 10px 26px rgba(30,45,80,.05)}.card p{color:var(--muted);margin:7px 0 0}.badge{display:inline-block;padding:3px 9px;border-radius:999px;background:#edf1ff;color:#405bdc;font-size:12px;font-weight:700;margin-bottom:12px}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:20px 22px 20px 66px;background:#fff;border:1px solid var(--line);border-radius:14px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:19px;width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:var(--brand);color:#fff;font-weight:800}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}table{width:100%;border-collapse:collapse;min-width:680px}th,td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#f4f6fb;font-size:14px}td{color:#4f5d73}.notice{padding:18px 20px;border-left:4px solid var(--brand);background:#eef2ff;border-radius:8px;color:#3f4d67}.faq{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:12px 0}.faq h3{font-size:18px}.faq p{margin:8px 0 0;color:var(--muted)}.site-footer{border-top:1px solid var(--line);background:#fff}.footer-inner{max-width:1080px;margin:auto;padding:30px 24px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;color:#68758b;font-size:13px}.footer-links{display:flex;flex-wrap:wrap;gap:10px 16px}.footer-links a{color:#526079;text-decoration:none}.updated{font-size:13px;color:#7b8799;margin-top:18px}@media(max-width:820px){.nav-wrap{align-items:flex-start}.nav{gap:5px 12px}.grid,.grid.two{grid-template-columns:1fr}.hero-inner{padding-top:54px}.hero p{font-size:16px}.section h2{font-size:24px}}@media(max-width:560px){.nav-wrap{display:block}.nav{margin-top:10px}.nav-cta{display:inline-block}.hero-inner,.page{padding-left:18px;padding-right:18px}.card{padding:20px}.hero h1{font-size:34px}}
