*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E6EBF2;color:#243447;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}button{font:inherit}.container{width:min(1180px,calc(100% - 32px));margin:0 auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(245,247,251,.92);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.08)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}.logo{flex:0 0 auto}.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:10px 2px;position:relative}.nav-core a:hover,.nav-core a.active{color:#289CFF}.nav-core a.active:after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:#289CFF;border-radius:2px}.header-action{flex:0 0 auto;display:flex;align-items:center;gap:12px}.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;cursor:pointer;font-weight:700}.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 24px;box-shadow:0 12px 26px rgba(36,155,255,.22);font-weight:800;transition:.2s}.main-btn:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(36,155,255,.28)}.mobile-menu-btn{display:none;width:42px;height:42px;border:0;background:transparent;padding:8px;cursor:pointer}.mobile-menu-btn span{display:block;height:2px;background:#4E5F7A;margin:6px 0;border-radius:2px}.menu-overlay{position:fixed;inset:76px 0 0;background:rgba(18,31,49,.32);z-index:9997;opacity:0;pointer-events:none;transition:.2s}.menu-overlay.show{opacity:1;pointer-events:auto}.mega-panel{position:fixed;top:88px;left:50%;transform:translate(-50%,-12px);width:min(1120px,calc(100% - 32px));background:rgba(255,255,255,.97);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;opacity:0;visibility:hidden;transition:.22s}.mega-panel.open{opacity:1;visibility:visible;transform:translate(-50%,0)}.mega-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #E7EDF5;padding-bottom:14px;margin-bottom:18px}.mega-head h2{margin:2px 0 0}.eyebrow{font-size:13px;color:#289CFF;font-weight:800;letter-spacing:.08em}.menu-close{width:40px;height:40px;border:0;border-radius:50%;background:#EEF4FA;color:#4E5F7A;font-size:28px;line-height:1;cursor:pointer}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.mega-group h3{margin:0 0 8px;color:#289CFF}.mega-group a{display:block;padding:10px;border-radius:14px}.mega-group a:hover{background:#F2F7FC}.mega-group strong{display:block;color:#243447}.mega-group span{display:block;color:#8A9AAF;font-size:13px;line-height:1.5;margin-top:2px}.mobile-drawer{position:fixed;top:0;left:0;width:min(84vw,320px);height:100vh;background:#fff;z-index:10001;transform:translateX(-102%);transition:.25s;box-shadow:18px 0 46px rgba(36,52,71,.18);overflow:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{height:76px;display:flex;align-items:center;justify-content:space-between;padding:10px 18px;border-bottom:1px solid #E6EBF2}.drawer-logo img{max-height:44px}.drawer-nav{padding:14px}.drawer-nav a{display:block;padding:11px 12px;border-bottom:1px solid #EEF2F7;color:#4E5F7A;font-weight:700}.drawer-nav a:hover{color:#289CFF;background:#F5F9FD}.menu-open{overflow:hidden}.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}.banner-track{position:relative;aspect-ratio:16/5.5}.banner-slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease;pointer-events:none}.banner-slide.active{opacity:1;pointer-events:auto}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}.banner-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.85);color:#289CFF;box-shadow:0 8px 18px rgba(56,92,138,.16);cursor:pointer;font-size:26px;z-index:3}.banner-prev{left:16px}.banner-next{right:16px}.banner-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}.banner-dot{width:10px;height:10px;border:0;border-radius:50%;background:rgba(255,255,255,.6);box-shadow:0 0 0 1px rgba(40,156,255,.18);cursor:pointer;padding:0}.banner-dot.active{background:#289CFF}.section{padding:38px 0}.section.white{background:#F5F7FB}.section-title{font-size:32px;line-height:1.25;margin:0 0 12px;color:#289CFF}.section-lead{max-width:820px;color:#66788A;margin:0 0 26px}.hero-guide{display:grid;grid-template-columns:1.35fr .65fr;gap:24px;align-items:stretch}.hero-copy,.quick-card,.card,.zone-card,.info-card,.review-card,.content-panel,.faq-item,.legal-note{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}.hero-copy{padding:32px}.hero-copy h1{font-size:42px;line-height:1.18;margin:8px 0 18px;color:#289CFF}.hero-copy p{color:#526477}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.quick-card{padding:18px}.quick-card span{font-size:13px;color:#8A9AAF}.quick-card strong{display:block;color:#289CFF;margin:4px 0}.quick-card p{margin:0;color:#66788A;font-size:14px}.cards-3,.cards-4,.cards-6{display:grid;gap:18px}.cards-3{grid-template-columns:repeat(3,1fr)}.cards-4{grid-template-columns:repeat(4,1fr)}.cards-6{grid-template-columns:repeat(3,1fr)}.card,.info-card,.review-card{padding:24px}.card h3,.info-card h3{margin:4px 0 10px;color:#289CFF}.card p,.info-card p,.review-card p{margin:0;color:#66788A}.num{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;padding:0 10px;border-radius:999px;background:#E9F5FF;color:#289CFF;font-weight:800}.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.content-panel{padding:30px}.content-panel h2,.content-panel h1{margin-top:0;color:#289CFF}.content-img{width:100%;border-radius:22px;background:#fff;padding:8px;border:1px solid rgba(40,156,255,.13);box-shadow:0 14px 36px rgba(56,92,138,.1);object-fit:contain}.text-link{display:inline-block;color:#289CFF;font-weight:800;margin-top:14px}.zone-card{padding:16px}.zone-card img{width:100%;border-radius:16px;margin-bottom:14px}.zone-card h3{color:#289CFF;margin:0 0 8px}.zone-card p{color:#66788A;margin:0}.review-card strong{display:block;color:#243447;margin-bottom:8px}.review-card span{display:block;color:#8A9AAF;font-size:13px;margin-top:12px}.faq-list{display:grid;gap:14px}.faq-item{padding:22px}.faq-item h3{margin:0 0 8px;color:#289CFF}.faq-item p{margin:0;color:#66788A}.legal-note{padding:24px;border-left:4px solid #289CFF}.page-hero{padding:56px 0 30px}.page-hero .content-panel{background:linear-gradient(135deg,rgba(255,255,255,.96),rgba(238,242,247,.92))}.page-hero h1{font-size:40px}.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.tag{display:inline-flex;padding:7px 12px;border-radius:999px;background:#EEF6FD;color:#289CFF;font-size:13px;font-weight:700}.list-check{padding-left:20px;color:#66788A}.list-check li{margin:8px 0}.site-footer{background:#243447;color:#EAF3FF;margin-top:44px;padding:42px 0 20px}.footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:28px}.footer-brand img{max-height:54px;width:auto;margin-bottom:14px}.footer-brand p{color:#BFD0E2;max-width:420px}.site-footer h3{margin-top:0;color:#fff}.site-footer a{display:block;color:#CAD8E8;margin:6px 0}.site-footer a:hover{color:#fff}.footer-note{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:18px;color:#AFC0D2;font-size:13px}.footer-note p{margin:5px 0}.cta-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:22px}.muted{color:#8A9AAF}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}@media(max-width:980px){.nav-core{gap:12px}.nav-core a{font-size:14px}.mega-grid{grid-template-columns:1fr 1fr}.hero-guide{grid-template-columns:1fr}.cards-4{grid-template-columns:1fr 1fr}.cards-6{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}@media(max-width:760px){.container{width:min(100% - 22px,1180px)}.site-header{position:sticky}.header-inner{min-height:68px;gap:8px}.mobile-menu-btn{display:block;flex:0 0 42px}.nav-core,.all-menu-btn{display:none}.header-action{gap:0}.header-register{padding:9px 16px;font-size:14px}.header-inner>.logo{position:absolute;left:50%;transform:translateX(-50%)}.header-inner>.logo img{max-height:42px}.menu-overlay{inset:68px 0 0}.mega-panel{display:none}.banner-slider{margin:16px 10px 26px;border-radius:16px}.banner-track{aspect-ratio:16/7}.banner-arrow{width:38px;height:38px}.section{padding:28px 0}.section-title{font-size:27px}.hero-copy{padding:24px}.hero-copy h1,.page-hero h1{font-size:32px}.quick-grid,.cards-3,.cards-4,.cards-6,.split{grid-template-columns:1fr}.split .content-img{order:1}.split .content-panel{order:2}.card,.content-panel,.info-card,.review-card{padding:20px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}@media(max-width:480px){.quick-grid,.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.banner-arrow{width:34px;height:34px}.banner-prev{left:8px}.banner-next{right:8px}.banner-dots{bottom:8px}.banner-dot{width:8px;height:8px}}