*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E6EBF2;color:#243447;font-family:"Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 36px));margin:auto}.site-header{position:sticky;top:0;z-index:9999;background:#F5F7FB;border-bottom:1px solid rgba(40,156,255,.12);box-shadow:0 8px 28px rgba(56,92,138,.08)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}.logo{flex:0 0 auto}.logo img{max-height:48px;width:auto}.nav-wrap{flex:1 1 auto;min-width:0;display:flex;justify-content:center}.nav{display:flex;align-items:center;gap:18px;white-space:nowrap;flex-wrap:nowrap}.nav>a,.dropdown>a,.nav-more{font-size:15px;color:#4E5F7A;padding:24px 0 20px;border:0;background:none;cursor:pointer;font-family:inherit}.nav a:hover,.nav .active,.nav-more:hover{color:#289CFF}.nav .active{box-shadow:inset 0 -3px #289CFF}.header-action{flex:0 0 auto}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-width:76px;padding:10px 19px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;font-weight:700;box-shadow:0 10px 22px rgba(36,155,255,.25)}.dropdown,.more-dropdown{position:relative}.dropdown-menu,.more-menu{display:none;position:absolute;top:calc(100% - 8px);left:-15px;min-width:180px;padding:8px;background:#fff;border:1px solid rgba(40,156,255,.12);border-radius:14px;box-shadow:0 18px 38px rgba(56,92,138,.16);z-index:10000}.dropdown:hover .dropdown-menu,.more-dropdown.open .more-menu{display:block}.dropdown-menu a,.more-menu a{display:block;padding:10px 13px;border-radius:9px;color:#4E5F7A}.dropdown-menu a:hover,.more-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.menu-toggle{display:none;border:0;background:transparent;color:#289CFF;font-size:27px}.mobile-drawer,.drawer-overlay{display:none}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:22px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative}.slides{position:relative;aspect-ratio:16/6.5;background:#fff}.slide{position:absolute;inset:0;opacity:0;transition:opacity .55s ease;pointer-events:none}.slide.active{opacity:1;pointer-events:auto}.slide img{width:100%;height:100%;object-fit:contain;background:#fff}.slide-caption{position:absolute;left:36px;bottom:34px;max-width:430px;padding:20px 22px;border-radius:16px;background:rgba(255,255,255,.92);box-shadow:0 12px 30px rgba(36,52,71,.15)}.slide-caption h2{margin:0 0 6px}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.92);color:#289CFF;font-size:26px;cursor:pointer;z-index:4}.prev{left:18px}.next{right:18px}.slider-dots{position:absolute;left:50%;bottom:13px;transform:translateX(-50%);display:flex;gap:8px;z-index:5}.slider-dot{width:9px;height:9px;border:0;border-radius:50%;background:#b9c9d8;cursor:pointer}.slider-dot.active{width:25px;border-radius:8px;background:#289CFF}.mobile-caption{display:none}.section{padding:44px 0}.section.alt{background:#EEF2F7}.section-title{text-align:center;margin:0 0 12px;color:#289CFF;font-size:32px}.section-lead{max-width:780px;margin:0 auto 28px;text-align:center;color:#66788A}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card,.zone-card,.info-card,.review-card{background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.10);border-radius:18px;padding:24px}.card h3,.zone-card h3,.info-card h3,.review-card h3,h1,h2,h3{color:#289CFF}.text-link{color:#289CFF;font-weight:700}.split{display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center}.content-img{border-radius:20px;background:#fff;padding:10px;box-shadow:0 14px 36px rgba(56,92,138,.10)}.page-hero{padding:60px 0 32px}.page-hero-inner{background:linear-gradient(135deg,#fff,#EEF2F7);border:1px solid rgba(40,156,255,.16);border-radius:24px;padding:38px;box-shadow:0 14px 36px rgba(56,92,138,.10)}.page-hero h1{font-size:38px;margin:0 0 12px}.pill{display:inline-block;color:#289CFF;background:rgba(40,156,255,.09);padding:5px 11px;border-radius:99px;font-size:14px}.steps{counter-reset:step}.step{position:relative;padding:22px 22px 22px 74px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:22px;top:22px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#289CFF;color:#fff;font-weight:700}.faq details{background:#fff;border:1px solid rgba(40,156,255,.14);border-radius:14px;padding:16px 18px;margin-bottom:12px}.faq summary{cursor:pointer;font-weight:700;color:#243447}.notice{padding:25px;border-radius:18px;background:#DDE4EE;border-left:5px solid #289CFF}.review-card p{margin:0;color:#4E5F7A}footer{background:#243447;color:#EAF3FF;padding-top:42px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:32px}.footer-brand img{max-height:45px;width:auto;margin-bottom:12px}.footer-grid h3{color:#fff}.footer-grid a{display:block;color:#dcecff;margin:6px 0}.footer-bottom{text-align:center;margin-top:30px;padding:17px;border-top:1px solid rgba(255,255,255,.12);font-size:14px;color:#c7d6e5}@media(max-width:1080px){.nav{gap:13px}.nav>a,.dropdown>a,.nav-more{font-size:14px}.nav>a:nth-of-type(2),.nav>a:nth-of-type(3){display:none}}@media(max-width:780px){.container{width:min(100% - 24px,1180px)}.header-inner{min-height:64px;display:grid;grid-template-columns:72px 1fr 72px;gap:8px}.menu-toggle{display:block;justify-self:start}.logo{justify-self:center}.logo img{max-height:38px}.header-action{justify-self:end}.main-btn{min-width:66px;padding:8px 14px}.nav-wrap{display:none}.drawer-overlay{display:block;position:fixed;inset:0;background:rgba(36,52,71,.4);opacity:0;pointer-events:none;transition:.25s;z-index:10000}.drawer-overlay.show{opacity:1;pointer-events:auto}.mobile-drawer{display:block;position:fixed;top:0;left:0;width:84%;max-width:320px;height:100%;background:#F5F7FB;transform:translateX(-102%);transition:.3s;z-index:10001;overflow:auto;box-shadow:18px 0 40px rgba(36,52,71,.18)}.mobile-drawer.open{transform:none}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid #DDE4EE}.drawer-head img{max-height:38px;width:auto}.drawer-close{border:0;background:none;font-size:30px;color:#4E5F7A}.mobile-drawer nav{padding:12px}.mobile-drawer nav a{display:block;padding:12px 14px;border-radius:10px;color:#4E5F7A}.mobile-drawer nav a:hover{background:#fff;color:#289CFF}.drawer-open{overflow:hidden}.banner-slider{margin:18px 12px 26px}.slides{aspect-ratio:16/9}.slide-caption{display:none}.mobile-caption{display:block;padding:20px;background:#fff}.slider-arrow{width:38px;height:38px}.grid-4,.grid-3,.grid-2,.split,.footer-grid{grid-template-columns:1fr}.section{padding:34px 0}.section-title{font-size:26px}.page-hero{padding:32px 0 20px}.page-hero-inner{padding:25px}.page-hero h1{font-size:30px}.step{padding-left:70px}.footer-grid{gap:15px}}