:root{--bg:#E6EBF2;--nav:#F5F7FB;--white:#fff;--blue:#289CFF;--text:#243447;--muted:#66788A;--note:#8A9AAF;--border: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:16px/1.75 Arial,"Microsoft YaHei",sans-serif;overflow-x:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(1180px,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(78,95,122,.08)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:72px}.logo{flex:0 0 auto}.logo img{max-height:46px;width:auto}.nav-wrap{flex:1 1 auto;min-width:0;display:flex;justify-content:center}.nav{display:flex;align-items:center;gap:19px;white-space:nowrap;flex-wrap:nowrap}.nav>a,.nav-trigger{position:relative;color:#4E5F7A;background:none;border:0;font:inherit;padding:22px 0;cursor:pointer}.nav>a:hover,.nav>a.active,.nav-trigger:hover{color:var(--blue)}.nav>a.active:after{content:"";position:absolute;left:0;right:0;bottom:13px;height:2px;background:var(--blue);border-radius:2px}.header-action{flex:0 0 auto}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-width:88px;padding:10px 20px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:white;font-weight:700;box-shadow:0 10px 22px rgba(36,155,255,.24)}.dropdown{position:relative}.dropdown-menu{display:none;position:absolute;top:calc(100% - 6px);left:50%;transform:translateX(-50%);min-width:182px;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:30000}.dropdown:hover .dropdown-menu,.dropdown.open .dropdown-menu{display:block}.dropdown-menu a{display:block;padding:10px 14px;color:#4E5F7A;border-radius:9px}.dropdown-menu a:hover{color:var(--blue);background:rgba(40,156,255,.08)}.mobile-menu-btn{display:none;width:40px;height:40px;border:0;background:#fff;border-radius:12px;box-shadow:0 8px 20px rgba(56,92,138,.1);padding:10px}.mobile-menu-btn span{display:block;height:2px;background:#4E5F7A;margin:4px 0;border-radius:2px}.mobile-drawer{position:fixed;inset:0 auto 0 0;width:84%;max-width:320px;background:#fff;z-index:40000;transform:translateX(-105%);transition:.28s ease;overflow:auto}.mobile-drawer.open{transform:none}.drawer-overlay{position:fixed;inset:0;background:rgba(18,32,50,.42);z-index:35000;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 #e6edf4}.drawer-head img{max-height:40px}.drawer-close{border:0;background:#EEF2F7;width:38px;height:38px;border-radius:50%;font-size:26px;color:#4E5F7A}.drawer-nav{padding:12px}.drawer-nav a{display:block;padding:12px 14px;border-radius:10px;color:#4E5F7A}.drawer-nav a:hover{background:rgba(40,156,255,.08);color:var(--blue)}.no-scroll{overflow:hidden}
.hero-space{padding:26px 0 0}.banner-slider{max-width:1180px;margin:0 auto 34px;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 .55s ease;pointer-events:none}.slide.active{opacity:1;pointer-events:auto}.slide img{width:100%;height:100%;object-fit:contain;background:#fff}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.9);color:#289CFF;font-size:26px;box-shadow:0 8px 22px rgba(56,92,138,.18);cursor:pointer;z-index:5}.prev{left:16px}.next{right:16px}.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:6}.slider-dot{width:9px;height:9px;border:0;border-radius:50%;background:rgba(78,95,122,.35);padding:0}.slider-dot.active{width:28px;border-radius:999px;background:#289CFF}.mobile-banner-copy{display:none;margin-top:12px;padding:18px;background:#fff;border-radius:16px;border:1px solid var(--border)}
.section{padding:34px 0}.section.alt{background:#EEF2F7}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:20px}.section-title,h1,h2,h3{color:var(--blue);margin-top:0}.section-title{font-size:30px;margin-bottom:6px}.eyebrow{display:inline-block;color:var(--blue);font-weight:700;margin-bottom:8px}.lead{font-size:18px;color:#52657b}.card,.zone-card,.info-card,.review-card,.faq-item,.hero-card{background:rgba(255,255,255,.94);border:1px solid var(--border);box-shadow:0 14px 36px rgba(56,92,138,.1);border-radius:18px}.hero-card{padding:30px}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.content-img{width:100%;height:auto;border-radius:16px;background:#fff;object-fit:contain}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card,.zone-card,.info-card,.review-card{padding:22px}.text-link{color:var(--blue);font-weight:700}.chip{display:inline-flex;padding:5px 10px;border-radius:999px;background:rgba(40,156,255,.1);color:var(--blue);font-size:13px;font-weight:700}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px}.feature-list div{padding:14px;background:#F5F7FB;border-radius:12px;border:1px solid rgba(40,156,255,.1)}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{position:relative;padding:54px 20px 22px;background:#fff;border-radius:18px;border:1px solid var(--border);box-shadow:var(--shadow)}.step-number{position:absolute;top:16px;left:18px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-weight:700}.notice{padding:22px;border-radius:18px;background:#DDE4EE;border:1px solid rgba(40,156,255,.12)}.faq-list{display:grid;gap:14px}.faq-item{padding:20px}.faq-item h3{font-size:18px;margin-bottom:8px}.page-hero{padding:52px 0 22px}.page-hero .hero-card{padding:36px}.page-body{padding-bottom:48px}.site-footer{background:#243447;color:#EAF3FF;margin-top:30px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr 1.2fr;gap:28px;padding:44px 0}.footer-brand img{max-height:42px;margin-bottom:14px}.site-footer h3{color:#fff;font-size:17px}.site-footer a{display:block;color:#cfe1f4;margin:6px 0}.site-footer p{color:#c3d4e6;font-size:14px}.footer-bottom{text-align:center;padding:16px;border-top:1px solid rgba(255,255,255,.08);color:#b8cadb;font-size:14px}
@media(max-width:1060px){.nav{gap:13px;font-size:14px}.nav>a:nth-of-type(2),.nav>a:nth-of-type(3){display:none}}
@media(max-width:820px){.header-inner{min-height:64px;display:grid;grid-template-columns:44px 1fr auto}.nav-wrap{display:none}.mobile-menu-btn{display:block}.logo{justify-self:center}.logo img{max-height:38px}.main-btn{min-width:72px;padding:9px 14px}.container{width:min(100% - 24px,1180px)}.slides{aspect-ratio:16/8.8}.slider-arrow{width:38px;height:38px}.mobile-banner-copy{display:block}.split{grid-template-columns:1fr}.grid-4,.grid-3,.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.section-title{font-size:26px}.feature-list{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.hero-space{padding-top:14px}.banner-slider{margin-bottom:24px;border-radius:16px}.slides{aspect-ratio:16/10}.slide img{object-fit:contain}.slider-arrow{top:45%}.section{padding:26px 0}.hero-card,.page-hero .hero-card{padding:22px}.grid-4,.grid-3,.grid-2,.steps,.footer-grid{grid-template-columns:1fr}.feature-list{grid-template-columns:1fr}.step{padding-top:56px}.section-head{display:block}.footer-grid{padding:34px 0}}