*{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}.no-scroll{overflow:hidden}.site-header{position:sticky;top:0;z-index:9999;background:rgba(245,247,251,.92);backdrop-filter:blur(10px);box-shadow:0 10px 28px rgba(56,92,138,.12)}.header-inner{max-width:1220px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;padding:0 18px}.logo{flex:0 0 auto;display:flex;align-items:center}.logo img{max-height:52px;width:auto}.nav-core{flex:1 1 auto;display:flex;justify-content:center;gap:22px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{color:#4E5F7A;font-weight:700;padding:9px 12px;border-radius:999px}.nav-core a:hover,.nav-core a.active{color:#289CFF;background:rgba(40,156,255,.10)}.header-action{flex:0 0 auto;display:flex;align-items:center;gap:12px}.all-menu-btn,.mega-close,.drawer-close,.mobile-menu-btn{cursor:pointer;border:0;font-family:inherit}.all-menu-btn{border:1px solid rgba(40,156,255,.18);background:rgba(255,255,255,.74);color:#289CFF;border-radius:999px;padding:10px 16px;font-weight:800}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;border-radius:999px;padding:11px 22px;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,.22)}.main-btn:hover{transform:translateY(-1px)}.mobile-menu-btn{display:none;background:#fff;color:#289CFF;border-radius:12px;padding:8px 12px;font-size:20px}.site-mask{display:none;position:fixed;inset:0;background:rgba(36,52,71,.42);z-index:9998}.site-mask.active{display:block}.mega-panel{display:none;position:fixed;top:86px;left:50%;transform:translateX(-50%);width:min(1120px,calc(100% - 32px));background:rgba(255,255,255,.96);border:1px solid rgba(40,156,255,.16);border-radius:24px;box-shadow:0 24px 60px rgba(56,92,138,.18);z-index:10000;padding:24px}.mega-panel.open{display:block}.mega-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(40,156,255,.12);padding-bottom:14px}.mega-head strong{color:#289CFF;font-size:22px}.mega-close{background:#EEF2F7;color:#4E5F7A;border-radius:999px;padding:8px 14px}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:18px}.mega-group{background:#F5F7FB;border:1px solid rgba(40,156,255,.14);border-radius:18px;padding:16px}.mega-group h3{margin:0 0 10px;color:#289CFF}.mega-group a{display:block;padding:10px;border-radius:14px}.mega-group a:hover{background:#fff}.mega-group span{display:block;font-weight:800;color:#243447}.mega-group small{display:block;color:#66788A}.mobile-drawer{position:fixed;top:0;left:-340px;width:min(86vw,320px);height:100vh;background:#fff;z-index:10000;transition:.25s;padding:18px;overflow-y:auto}.mobile-drawer.open{left:0}.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.drawer-top img{max-height:48px}.drawer-close{font-size:26px;background:#EEF2F7;color:#289CFF;border-radius:12px;width:42px;height:42px}.drawer-links{display:grid;gap:8px}.drawer-links a{padding:12px;border-radius:14px;color:#243447;background:#F5F7FB;font-weight:700}.drawer-links a:hover{color:#289CFF}.page-wrap,.section{max-width:1200px;margin:0 auto 30px;padding:0 18px}.banner-slider{max-width:1200px;height:390px;margin:28px auto 36px;border-radius:22px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative;z-index:1}.banner-slider .slide{display:none;width:100%;height:100%}.banner-slider .slide.active{display:block}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;border:0;border-radius:999px;background:rgba(255,255,255,.88);color:#289CFF;box-shadow:0 8px 20px rgba(56,92,138,.16);width:42px;height:42px;font-size:24px;cursor:pointer}.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;z-index:3}.slider-dots button{width:9px;height:9px;border-radius:50%;border:0;background:rgba(40,156,255,.28);cursor:pointer}.slider-dots button.active{background:#289CFF}.hero-title{max-width:1200px;margin:18px auto;padding:0 18px}.hero-title h1{font-size:42px;line-height:1.25;margin:0;color:#289CFF}.hero-title p{max-width:820px;color:#66788A;font-size:18px}.card,.zone-card,.info-card,.review-card,.faq-item{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:22px}.intro-card{padding:26px}.section h2,.section-title,h1,h2,h3{color:#289CFF}.section-kicker,.tag,.num,.label{color:#289CFF;font-weight:800}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.zone-card{overflow:hidden}.zone-body{padding:22px}.content-img,.zone-card img,.app-section img{width:100%;height:auto;max-height:280px;object-fit:contain;background:#fff}.thumb{padding:12px;background:#fff}.text-link{color:#289CFF;font-weight:800}.chips{display:flex;flex-wrap:wrap;gap:12px}.chip{background:#fff;border:1px solid rgba(40,156,255,.18);color:#4E5F7A;border-radius:999px;padding:10px 14px;font-weight:700}.chip:hover{color:#289CFF;box-shadow:0 8px 16px rgba(56,92,138,.10)}.info-card,.review-card,.faq-item{padding:20px}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.notice{background:#DDE4EE;border-radius:22px;padding:24px;color:#4E5F7A}.site-footer{background:#243447;color:#EAF3FF;margin-top:50px;padding:42px 18px 20px}.footer-inner{max-width:1200px;margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}.footer-brand img{max-height:54px;margin-bottom:14px}.footer-links{display:grid;gap:8px}.footer-links h3{color:#fff;margin:0 0 8px}.footer-links a{color:#EAF3FF}.footer-note{max-width:1200px;margin:28px auto 0;padding-top:18px;border-top:1px solid rgba(234,243,255,.18);color:#cfe0f2}.mobile-bottom{display:none}.page-hero{max-width:1200px;margin:28px auto 24px;padding:34px 28px;border-radius:28px;background:linear-gradient(135deg,#fff,#F5F7FB);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.10)}.page-hero h1{margin:0;font-size:38px}.page-hero p{max-width:820px;color:#66788A}.content-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}.content-list li{background:#F5F7FB;border-radius:14px;padding:12px 14px;color:#4E5F7A}.faq-list{display:grid;gap:14px}.faq-item h3{margin:0 0 8px}.legal-note{border-left:4px solid #289CFF;background:#fff;padding:18px;border-radius:16px;color:#66788A}@media(max-width:900px){.nav-core,.all-menu-btn{display:none}.mobile-menu-btn{display:block}.header-inner{min-height:68px;gap:10px}.logo img{max-height:46px}.nav-register{padding:9px 16px}.mega-panel{display:none!important}.banner-slider{height:300px;margin:18px 14px 26px}.grid-2,.grid-3,.grid-4,.reviews,.footer-inner{grid-template-columns:1fr}.hero-title h1,.page-hero h1{font-size:30px}.mobile-bottom{display:grid;position:fixed;left:0;right:0;bottom:0;z-index:9000;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid rgba(40,156,255,.14);box-shadow:0 -8px 24px rgba(56,92,138,.12)}.mobile-bottom a{text-align:center;padding:10px 4px;color:#4E5F7A;font-weight:800}body{padding-bottom:60px}}@media(max-width:520px){.banner-slider{height:210px}.header-action{gap:6px}.main-btn{padding:9px 14px}.content-img,.zone-card img{max-height:220px}.page-wrap,.section{padding:0 14px}}