:root{--bg:#E6EBF2;--nav:#F5F7FB;--blue:#289CFF;--text:#243447;--sub:#66788A;--muted:#8A9AAF;--line:rgba(40,156,255,.16);--shadow:0 14px 36px rgba(56,92,138,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}.no-scroll{overflow:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}.container{width:min(1200px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:20000;background:rgba(245,247,251,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(40,156,255,.10)}.header-inner{width:min(1280px,calc(100% - 28px));margin:auto;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:20px;white-space:nowrap;flex-wrap:nowrap}.nav>a,.nav-button{position:relative;padding:24px 0 20px;color:#4E5F7A;background:none;border:0;font:inherit;cursor:pointer}.nav>a.active,.nav>a:hover,.nav-button:hover{color:var(--blue)}.nav>a.active:after{content:"";position:absolute;left:0;right:0;bottom:13px;height:2px;background:var(--blue);border-radius:5px}.header-action{flex:0 0 auto}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-width:86px;padding:10px 20px;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{position:absolute;top:calc(100% - 8px);left:50%;transform:translate(-50%,10px);min-width:190px;padding:9px;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:30000;opacity:0;visibility:hidden;transition:.2s}.dropdown:hover .dropdown-menu,.more-dropdown:hover .more-menu,.dropdown.open .dropdown-menu,.more-dropdown.open .more-menu{opacity:1;visibility:visible;transform:translate(-50%,0)}.dropdown-menu a,.more-menu a{display:block;padding:10px 14px;border-radius:9px;color:#4E5F7A}.dropdown-menu a:hover,.more-menu a:hover{color:var(--blue);background:rgba(40,156,255,.08)}.menu-toggle{display:none;background:none;border:0;width:38px;padding:6px}.menu-toggle span{display:block;height:2px;background:#4E5F7A;margin:6px 0}.mobile-drawer{position:fixed;z-index:40000;left:0;top:0;bottom:0;width:84%;max-width:320px;background:#fff;transform:translateX(-105%);transition:.28s;overflow:auto}.mobile-drawer.open{transform:none}.drawer-overlay{position:fixed;z-index:39000;inset:0;background:rgba(36,52,71,.38);opacity:0;visibility:hidden;transition:.25s}.drawer-overlay.show{opacity:1;visibility:visible}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid #e5ebf2}.drawer-head img{height:42px}.drawer-head button{border:0;background:#EEF2F7;color:#4E5F7A;width:36px;height:36px;border-radius:50%;font-size:24px}.drawer-nav{display:grid;padding:12px}.drawer-nav a{padding:12px 14px;border-radius:10px;color:#4E5F7A}.drawer-nav a:hover{background:#EEF6FF;color:var(--blue)}
.banner-slider{width:min(1200px,calc(100% - 32px));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:16/6.2;background:#fff}.slide{position:absolute;inset:0;opacity:0;transition:opacity .6s}.slide.active{opacity:1}.slide img{width:100%;height:100%;object-fit:contain;background:#fff}.slide-copy{position:absolute;left:38px;bottom:34px;width:min(430px,42%);background:rgba(255,255,255,.92);padding:20px 24px;border-radius:16px;box-shadow:var(--shadow)}.slide-copy h2{margin:0 0 8px;font-size:28px}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.92);color:var(--blue);font-size:24px;cursor:pointer;box-shadow:0 8px 22px rgba(56,92,138,.16)}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px}.slider-dot{width:9px;height:9px;padding:0;border:0;border-radius:50%;background:#c9d6e5;cursor:pointer}.slider-dot.active{width:24px;border-radius:10px;background:var(--blue)}
section{padding:36px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:20px}.section-head h2,.page-hero h1,h1,h2,h3{color:var(--blue)}.section-head h2{margin:0;font-size:30px}.section-head p{margin:0;color:var(--sub)}.card,.zone-card,.info-card,.review-card,.panel{background:rgba(255,255,255,.92);border:1px solid var(--line);box-shadow:0 14px 36px rgba(56,92,138,.10);border-radius:18px}.grid{display:grid;gap:18px}.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,.info-card,.review-card{padding:24px}.card h3,.info-card h3,.review-card h3{margin-top:0}.text-link{color:var(--blue);font-weight:700}.split{display:grid;grid-template-columns:1.08fr .92fr;gap:24px;align-items:center}.content-image{background:#fff;border-radius:18px;padding:10px;box-shadow:var(--shadow)}.content-image img{width:100%;object-fit:contain;border-radius:12px}.eyebrow{display:inline-block;padding:6px 12px;border-radius:999px;background:rgba(40,156,255,.1);color:var(--blue);font-weight:700;font-size:13px}.welcome{padding-top:12px}.welcome .panel{padding:30px}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px}.feature-item{padding:15px;border-radius:14px;background:#EEF2F7}.feature-item strong{display:block;color:var(--blue)}.steps{counter-reset:step}.step{position:relative;padding:24px 22px 22px 68px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:22px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-weight:800}.notice{padding:22px 24px;border-left:4px solid var(--blue);background:#fff;border-radius:14px}.page-hero{padding:58px 0 30px}.page-hero .panel{padding:38px}.page-hero h1{font-size:42px;margin:0 0 14px}.page-hero p{max-width:780px;color:var(--sub)}.faq-list{display:grid;gap:14px}.faq-item{padding:20px 22px}.faq-item h3{margin:0 0 8px}.site-footer{margin-top:48px;background:#243447;color:#EAF3FF}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;gap:30px;padding:48px 0}.footer-brand img{height:46px;margin-bottom:16px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#d7e6f5;margin:7px 0}.site-footer p{color:#bfd0e2}.footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.1);padding:16px;color:#aebfd0}
@media(max-width:1100px){.nav{gap:14px}.nav>a:nth-of-type(2),.nav>a:nth-of-type(3){display:none}.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.nav-wrap{display:none}.menu-toggle{display:block}.header-inner{display:grid;grid-template-columns:72px 1fr 72px;gap:6px}.logo{justify-self:center}.header-action{justify-self:end}.main-btn{min-width:66px;padding:9px 15px}.slides{aspect-ratio:auto;height:auto;padding-bottom:0}.slide{position:relative;display:none;opacity:1}.slide.active{display:block}.slide img{height:auto;min-height:0}.slide-copy{position:static;width:auto;margin:0;padding:18px 20px;border-radius:0;box-shadow:none;border-top:1px solid #edf1f5}.slide-copy h2{font-size:23px}.slider-arrow{top:35%;width:38px;height:38px}.slider-dots{bottom:auto;top:calc(100% - 92px)}.split,.grid-3,.footer-grid{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}.feature-list{grid-template-columns:1fr}.page-hero h1{font-size:34px}.section-head{display:block}.section-head p{margin-top:6px}.footer-grid{padding:38px 0}}
@media(max-width:560px){.container,.banner-slider{width:min(100% - 20px,1200px)}section{padding:28px 0}.grid-4{grid-template-columns:1fr}.card,.info-card,.review-card{padding:20px}.welcome .panel,.page-hero .panel{padding:24px}.step{padding-left:64px}.slider-dots{top:calc(100% - 104px)}}