*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:#ffffff;color:#16243d;font-family:"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.wrap{width:min(1180px,92vw);margin:0 auto}
.announce{background:#1557d6;color:#fff;font-size:13px;text-align:center;padding:8px}
.topbar{background:rgba(255,255,255,.94);border-bottom:1px solid #e4ecfa;position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.nav{display:flex;align-items:center;height:78px;gap:34px}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:20px;color:#1557d6}
.logo i{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#1557d6,#5b9bff);display:grid;place-items:center;color:#fff;font-style:normal;font-size:17px}
.logo small{display:block;font-size:10px;letter-spacing:2px;color:#5c6d88}
.navlinks{display:flex;gap:28px;margin-left:auto;font-size:15px}
.navlinks a{color:#40506b;padding:8px 0;border-bottom:2px solid transparent}
.navlinks a:hover,.navlinks a.on{color:#1557d6;border-color:#1557d6}
.nav .btn{margin-left:24px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:8px;font-size:14px;font-weight:700;cursor:pointer;border:0;transition:.2s}
.btn.pri{background:#1557d6;color:#fff;box-shadow:0 8px 20px rgba(21,87,214,.22)}
.btn.pri:hover{background:#0e46b4;transform:translateY(-2px)}
.btn.ghost{background:#fff;color:#1557d6;border:1px solid #cfdcf5}
.btn.ghost:hover{border-color:#1557d6}
.btn.sm{padding:9px 18px;font-size:13px}
.hero{background:linear-gradient(180deg,#eef4ff,#fff);padding:70px 0 80px}
.hero-in{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.badge{display:inline-block;background:#e2ecff;color:#1557d6;font-size:12px;font-weight:700;padding:6px 14px;border-radius:6px;letter-spacing:1px}
h1{font-size:clamp(36px,4.4vw,58px);line-height:1.2;margin:22px 0 18px;letter-spacing:-1px}
.lead{font-size:17px;color:#5c6d88;margin:0 0 30px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-art img{border-radius:16px;box-shadow:0 24px 60px rgba(21,87,214,.18);border:1px solid #e2ecfb}
.trust{margin-top:34px;display:flex;gap:26px;flex-wrap:wrap;font-size:13px;color:#5c6d88}
.trust b{color:#1557d6;font-size:17px;margin-right:6px}
.section{padding:76px 0}.section.alt{background:#eef4ff}
.section h2{font-size:clamp(27px,3.2vw,40px);margin:0 0 12px}
.sec-head{max-width:720px;margin-bottom:42px}.sec-head p{color:#5c6d88;margin:0}
.kicker{color:#1557d6;font-size:12px;font-weight:800;letter-spacing:2px;text-transform:uppercase}
.grid{display:grid;gap:22px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#ffffff;border:1px solid #e6edf9;border-radius:14px;padding:28px;box-shadow:0 6px 22px rgba(24,60,120,.06);transition:.25s}
.card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(24,60,120,.13);border-color:#c9dcff}
.card .ico{width:46px;height:46px;border-radius:12px;background:#eaf1ff;color:#1557d6;display:grid;place-items:center;font-weight:800;font-family:Consolas,monospace}
.card .num{color:#1557d6;font-family:Consolas,monospace;font-size:13px}
.card h3{margin:16px 0 10px;font-size:19px}.card p{color:#5c6d88;font-size:14px;margin:0}
.card .price{color:#ff8a3d;font-weight:700;font-size:13px;margin-top:14px;display:inline-block}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:#1557d6;border-radius:16px;padding:34px;color:#fff;margin-top:-46px;position:relative;box-shadow:0 18px 44px rgba(21,87,214,.25)}
.stat b{display:block;font-size:36px;font-weight:800}.stat span{font-size:13px;opacity:.86}
.two{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.two img{border-radius:14px;border:1px solid #e2ecfb;box-shadow:0 14px 36px rgba(24,60,120,.10)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{background:#fff;border:1px solid #e6edf9;border-radius:12px;padding:24px;position:relative}
.step b{display:inline-grid;place-items:center;width:34px;height:34px;background:#1557d6;color:#fff;border-radius:50%;font-size:14px}
.step h3{margin:14px 0 8px;font-size:17px}.step p{color:#5c6d88;font-size:14px;margin:0}
.quote{background:#fff;border-left:4px solid #ff8a3d;border-radius:0 14px 14px 0;padding:30px 34px;box-shadow:0 8px 26px rgba(24,60,120,.08);font-size:18px}
.quote small{display:block;margin-top:12px;color:#5c6d88;font-size:13px}
.cta{background:linear-gradient(110deg,#1557d6,#3d7bee);color:#fff;border-radius:18px;padding:54px;text-align:center;margin:10px 0 84px}
.cta h2{margin:0 0 12px;font-size:32px}.cta p{opacity:.9;margin:0 0 26px}.cta .btn.pri{background:#fff;color:#1557d6}
.phead{background:linear-gradient(180deg,#eef4ff,#fff);padding:56px 0 34px}
.phead h1{font-size:clamp(32px,4vw,50px);margin:14px 0}.phead p{color:#5c6d88;max-width:760px}
.crumb{font-size:12px;letter-spacing:2px;color:#1557d6;font-weight:700;text-transform:uppercase}
table{width:100%;border-collapse:collapse;font-size:14px;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 6px 22px rgba(24,60,120,.06)}
th,td{padding:16px 18px;border-bottom:1px solid #edf2fb;text-align:left}th{background:#f1f6ff;color:#1557d6;font-size:12px;letter-spacing:1px}td{color:#5c6d88}td strong{color:#16243d}
.dl{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.dl .card{display:flex;flex-direction:column}
.dl .tag{align-self:flex-start;background:#fff0e7;color:#ff8a3d;font-size:11px;font-weight:700;padding:4px 12px;border-radius:6px}
.dl h3{margin:12px 0 4px;font-size:21px}.dl .meta{font-family:Consolas,monospace;font-size:12px;color:#5c6d88}
.dl .row{margin-top:auto;padding-top:20px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.timeline{border-left:2px solid #dbe6fa;padding-left:30px}
.tl{padding:0 0 30px 22px;position:relative}.tl::before{content:"";position:absolute;left:-38px;top:6px;width:14px;height:14px;background:#1557d6;border:3px solid #dbe6fa;border-radius:50%}
.tl b{color:#1557d6;font-family:Consolas,monospace}.tl h3{margin:4px 0 6px;font-size:18px}.tl p{color:#5c6d88;margin:0;font-size:14px}
.faq details{background:#fff;border:1px solid #e6edf9;border-radius:10px;padding:18px 22px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:700}.faq p{color:#5c6d88;font-size:14px;margin:12px 0 0}
footer{background:#12213c;color:#c7d5ec;padding:52px 0 26px;margin-top:30px}
.fgrid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px;font-size:13px}
.fgrid h4{color:#fff;margin:0 0 14px;font-size:14px}.fgrid a,.fgrid p{display:block;color:#a9bbd8;margin:7px 0}.fgrid a:hover{color:#fff}
.footer-note{text-align:center;color:#8ea3c4;font-size:12px;margin:34px 0 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.12)}
.footer-note a{color:#7fb0ff}
@media(max-width:900px){.hero-in,.g2,.g3,.g4,.stats,.steps,.dl,.two,.fgrid{grid-template-columns:1fr}.nav{height:auto;flex-wrap:wrap;padding:14px 0}.navlinks{width:100%;gap:16px;overflow:auto}.stats{margin-top:24px}.cta{padding:32px}}