:root{--bg:#E6EBF2;--surface:#fff;--surface-soft:#F5F7FB;--surface-alt:#EEF2F7;--line:rgba(40,156,255,.16);--blue:#289CFF;--blue-dark:#167fda;--text:#243447;--muted:#66788A;--light:#8A9AAF;--footer:#243447;--shadow:0 14px 36px rgba(56,92,138,.10);--radius:20px;--header-h:128px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea,select{font:inherit}.container{width:min(1200px,calc(100% - 40px));margin-inline:auto}.skip-link{position:fixed;left:12px;top:-80px;z-index:20000;background:#fff;color:var(--blue);padding:10px 14px;border-radius:10px}.skip-link:focus{top:12px}.site-header{position:fixed;inset:0 0 auto 0;z-index:500;background:rgba(245,247,251,.94);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.10)}.desktop-header{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}.logo{display:inline-flex;align-items:center;flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{flex:1 1 auto;display:flex;justify-content:center;gap:24px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{color:#4E5F7A;position:relative;font-weight:700;padding:9px 8px;border-radius:10px;transition:.2s}.nav-core a:hover,.nav-core a.active{color:var(--blue);background:rgba(40,156,255,.06)}.nav-core a.active::after{content:"";position:absolute;left:50%;bottom:-11px;width:28px;height:3px;border-radius:999px;background:var(--blue);transform:translateX(-50%)}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 24px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;border-radius:999px;font-weight:800;box-shadow:0 10px 22px rgba(36,155,255,.23);border:0;transition:transform .2s,box-shadow .2s}.main-btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(36,155,255,.30)}.header-register{flex:0 0 auto}.channel-bar{background:rgba(255,255,255,.78);border-top:1px solid rgba(40,156,255,.10);border-bottom:1px solid 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26px}.page-hero-inner{background:linear-gradient(135deg,rgba(255,255,255,.96),rgba(238,246,255,.94));border:1px solid var(--line);border-radius:28px;padding:44px;box-shadow:var(--shadow);display:grid;grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);gap:36px;align-items:center}.page-hero.no-image .page-hero-inner{grid-template-columns:1fr}.eyebrow{display:inline-flex;color:var(--blue);font-weight:800;letter-spacing:.08em;font-size:13px;text-transform:uppercase}.page-hero h1{font-size:clamp(32px,5vw,54px);line-height:1.2;margin:10px 0 18px;color:var(--blue)}.page-hero p{font-size:17px;color:var(--muted);margin:0 0 24px}.hero-image{width:100%;height:260px;object-fit:contain;background:#fff;border-radius:20px;padding:12px}.banner-slider{max-width:1200px;height:370px;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:none;border-radius:999px;background:rgba(255,255,255,.9);color:var(--blue);box-shadow:0 8px 20px rgba(56,92,138,.16);width:44px;height:44px;cursor:pointer;font-size:24px}.slider-prev{left:16px}.slider-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;padding:0;border-radius:50%;border:none;background:rgba(40,156,255,.24);cursor:pointer}.slider-dots button.active{background:var(--blue)}.section{padding:34px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.section-title,h1,h2,h3{color:var(--blue)}.section-title{font-size:clamp(25px,3vw,36px);line-height:1.25;margin:0}.section-subtitle{color:var(--muted);margin:7px 0 0;max-width:760px}.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card{background:rgba(255,255,255,.92);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius)}.card,.info-card,.review-card,.notice-card{padding:26px}.card h3,.info-card h3,.review-card h3{margin:0 0 10px}.card p,.info-card p,.review-card p{color:var(--muted);margin:0 0 14px}.text-link{color:var(--blue);font-weight:800}.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.grid-5{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}.intro-panel{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);gap:30px;align-items:center;padding:32px}.intro-panel img,.feature-media img,.zone-card img,.app-panel img,.content-img{width:100%;height:250px;object-fit:contain;background:#fff;border-radius:16px}.quick-card{padding:20px;min-height:165px;display:flex;flex-direction:column}.quick-card .text-link{margin-top:auto}.service-card{min-height:230px}.feature-panel{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:28px;align-items:center;padding:30px}.feature-panel.reverse .feature-media{order:2}.product-tile{min-height:205px}.zone-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.zone-card{overflow:hidden}.zone-card img{height:170px;border-radius:0;padding:8px}.zone-card-content{padding:22px}.zone-card-content p{color:var(--muted)}.review-card{position:relative;padding-top:42px}.review-card::before{content:"“";position:absolute;top:5px;left:22px;color:rgba(40,156,255,.25);font-size:52px;font-weight:900}.review-meta{font-size:14px;color:var(--light);margin-top:14px}.faq-list{display:grid;gap:14px}.faq-item{padding:0;overflow:hidden}.faq-question{width:100%;border:0;background:transparent;color:var(--text);text-align:left;font-weight:800;padding:20px 54px 20px 22px;cursor:pointer;position:relative}.faq-question::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);color:var(--blue);font-size:26px}.faq-item.open .faq-question::after{content:"−"}.faq-answer{display:none;padding:0 22px 20px;color:var(--muted)}.faq-item.open .faq-answer{display:block}.compliance-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.compliance-strip .notice-card{padding:20px}.compliance-strip h3{font-size:18px}.page-content{display:grid;gap:24px}.content-section{padding:30px}.content-section h2{margin-top:0}.content-section p{color:var(--muted)}.bullet-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;padding:0;list-style:none}.bullet-list li{background:var(--surface-soft);padding:13px 15px;border-radius:12px;color:var(--muted);border:1px solid rgba(40,156,255,.08)}.bullet-list li::before{content:"•";color:var(--blue);font-weight:900;margin-right:8px}.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.step{counter-increment:step;padding:22px}.step::before{content:counter(step,decimal-leading-zero);display:inline-flex;color:var(--blue);font-weight:900;font-size:24px;margin-bottom:10px}.callout{padding:26px;border-radius:20px;background:linear-gradient(135deg,rgba(40,156,255,.12),rgba(255,255,255,.92));border:1px solid var(--line)}.site-footer{background:var(--footer);color:#EAF3FF;padding:56px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.footer-grid h2{color:#fff;font-size:18px;margin-top:0}.footer-grid a{display:block;color:#DCEBFA;margin:8px 0}.footer-grid p{color:#C5D4E5}.footer-logo img{max-height:48px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px;color:#C5D4E5;font-size:14px}.mobile-bottom-nav{display:none}.register-page{min-height:100vh;display:grid;place-items:center;padding:40px;background:#E6EBF2}.register-card{width:min(620px,100%);background:#fff;border:1px solid var(--line);border-radius:28px;padding:40px;box-shadow:var(--shadow);text-align:center}.register-card h1{font-size:38px}.register-card p{color:var(--muted)}
@media(max-width:1100px){.floating-service{display:none}.grid-5{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.banner-slider{width:calc(100% - 40px);height:310px}}
@media(max-width:820px){:root{--header-h:68px}.desktop-header,.channel-bar{display:none}.mobile-header{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:68px}.mobile-logo{justify-self:center}.mobile-logo img{max-height:44px}.menu-toggle{justify-self:start;width:42px;height:42px;border:0;background:transparent;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:8px;cursor:pointer}.menu-toggle span{display:block;height:2px;background:#4E5F7A;border-radius:4px}.mobile-register{justify-self:end;min-height:38px;padding:7px 17px}.drawer-overlay{display:block;position:fixed;inset:0;z-index:9998;background:rgba(20,40,60,.45);opacity:0;pointer-events:none;transition:.25s}.drawer-overlay.open{opacity:1;pointer-events:auto}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:84vw;max-width:320px;z-index:10000;background:#fff;transform:translateX(-104%);transition:transform .28s ease;box-shadow:18px 0 45px rgba(25,58,94,.2);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}.drawer-head .logo img{max-height:44px}.drawer-close{border:0;background:var(--surface-soft);color:var(--blue);width:40px;height:40px;border-radius:50%;font-size:28px;line-height:1;cursor:pointer}.drawer-nav{display:grid;padding:12px}.drawer-nav a{padding:12px 14px;border-radius:10px;color:var(--text);font-weight:700}.drawer-nav a:hover{background:rgba(40,156,255,.09);color:var(--blue)}.mobile-bottom-nav{display:grid;position:fixed;inset:auto 0 0;z-index:700;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);box-shadow:0 -10px 26px rgba(56,92,138,.12);padding:7px 8px calc(7px + env(safe-area-inset-bottom))}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted);font-size:12px}.mobile-bottom-nav span{display:grid;place-items:center;min-width:28px;height:24px;color:var(--blue);font-weight:900}.page-main{padding-top:calc(var(--header-h) + 16px);padding-bottom:100px}.banner-slider{width:calc(100% - 24px);height:230px;margin:16px auto 24px;border-radius:16px}.page-hero{padding-top:24px}.page-hero-inner{grid-template-columns:1fr;padding:26px}.page-hero h1{font-size:36px}.hero-image{height:220px}.split,.intro-panel,.feature-panel{grid-template-columns:1fr}.feature-panel.reverse .feature-media{order:0}.grid-3,.zone-row,.steps{grid-template-columns:1fr}.grid-4,.grid-5{grid-template-columns:repeat(2,1fr)}.intro-panel,.feature-panel{padding:22px}.compliance-strip{grid-template-columns:repeat(2,1fr)}.bullet-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.site-footer{padding-bottom:96px}.container{width:min(100% - 24px,1200px)}}
@media(max-width:520px){.banner-slider{height:190px}.slider-arrow{width:38px;height:38px}.grid-4,.grid-5,.compliance-strip{grid-template-columns:1fr}.section{padding:24px 0}.section-head{align-items:flex-start;flex-direction:column}.page-hero-inner{padding:22px}.page-hero h1{font-size:30px}.content-section,.card,.info-card,.review-card,.notice-card{padding:20px}.register-card{padding:26px}.register-card h1{font-size:30px}}