*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;background:#E6EBF2;color:#243447;line-height:1.75}a{color:#289CFF;text-decoration:none}img{max-width:100%;height:auto}main{padding-top:0}.site-header{position:sticky;top:0;z-index:9999;background:#F5F7FB;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,0.10)}.header-inner{max-width:1280px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:18px}.brand-logo img{width:132px;height:auto;display:block}.nav{flex:1;display:flex;align-items:center;justify-content:center;gap:2px;white-space:nowrap}.nav a{position:relative;color:#4E5F7A;font-size:14px;font-weight:700;padding:12px 9px;border-radius:12px}.nav a.active,.nav a:hover{color:#289CFF;background:rgba(40,156,255,.08)}.nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:5px;height:3px;border-radius:99px;background:#289CFF}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF!important;border-radius:999px;box-shadow:0 10px 24px rgba(36,155,255,0.25);font-weight:800;border:0;padding:11px 24px;transition:.2s ease;white-space:nowrap}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px)}.mobile-header{display:none}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,0.12);overflow:hidden;position:relative}.slide{display:none;position:relative}.slide.active{display:block}.banner-slider img{width:100%;height:auto;display:block;object-fit:contain;background:#FFFFFF}.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}.slider-btn{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.86);color:#289CFF;font-size:30px;line-height:1;box-shadow:0 10px 24px rgba(56,92,138,.15);cursor:pointer;z-index:5}.slider-prev{left:18px}.slider-next{right:18px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:9px;z-index:5}.slider-dot{width:10px;height:10px;border-radius:999px;border:0;background:rgba(78,95,122,.35);cursor:pointer}.slider-dot.active{width:28px;background:#289CFF}.section{max-width:1200px;margin:0 auto 34px;padding:0 20px}.hero-intro,.soft-panel,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card{background:rgba(255,255,255,0.92);border:1px solid rgba(40,156,255,0.16);box-shadow:0 14px 36px rgba(56,92,138,0.10);border-radius:22px}.hero-intro{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:center;padding:34px}.hero-intro p{font-size:16px;color:#243447}.hero-intro .content-img{border-radius:20px;background:#FFFFFF;display:block}.eyebrow{color:#289CFF;font-weight:900;letter-spacing:.06em}.section-title,h1,h2,h3{color:#289CFF;margin-top:0;line-height:1.35}h1{font-size:38px;margin-bottom:16px}h2{font-size:28px;margin-bottom:18px}h3{font-size:20px;margin-bottom:10px}.lead{color:#66788A;font-size:17px}.muted{color:#8A9AAF}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card,.info-card,.review-card,.notice-card{padding:24px}.card{display:flex;flex-direction:column;min-height:210px}.card a,.info-card a{margin-top:auto;font-weight:800}.zone-card{display:flex;flex-direction:column;height:100%;padding:20px}.zone-card img{width:100%;height:260px;display:block;border-radius:18px;object-fit:contain;object-position:center;background:#FFFFFF;margin-bottom:18px}.zone-card h3{min-height:54px;display:flex;align-items:flex-start}.zone-card p{color:#66788A;margin:0 0 18px}.zone-card a{margin-top:auto;font-weight:800}.app-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:center}.app-section img,.content-img{border-radius:20px;background:#FFFFFF;box-shadow:0 14px 36px rgba(56,92,138,.10);display:block;object-fit:contain}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:20px 20px 20px 68px;background:#FFFFFF;border:1px solid rgba(40,156,255,.16);border-radius:18px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:20px;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#EEF7FF;color:#289CFF;font-weight:900}.feature-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.feature-list span{background:#FFFFFF;border:1px solid rgba(40,156,255,.16);border-radius:999px;padding:12px 16px;color:#243447;font-weight:700;text-align:center}.review-card p{margin:0;color:#243447}.review-card strong{display:block;color:#289CFF;margin-top:14px}.faq-item{padding:22px}.faq-item h3{margin-bottom:8px}.page-hero{max-width:1200px;margin:32px auto 28px;padding:44px 34px;background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);border-radius:26px;box-shadow:0 14px 36px rgba(56,92,138,.10)}.page-hero p{max-width:850px;color:#66788A;font-size:17px}.content-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.text-list{padding-left:20px;color:#243447}.text-list li{margin:8px 0}.legal-strip{max-width:1200px;margin:0 auto 44px;padding:22px 26px;border-radius:22px;background:#DDE4EE;color:#243447;border:1px solid rgba(40,156,255,.14)}.site-footer{background:#243447;color:#EAF3FF;margin-top:48px}.footer-inner{max-width:1200px;margin:0 auto;padding:42px 20px;display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:28px}.footer-brand img{width:132px;background:#F5F7FB;border-radius:12px;padding:6px}.footer-brand p,.footer-note p{color:#EAF3FF}.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.footer-links a{color:#EAF3FF}.drawer-mask,.mobile-drawer{display:none}.drawer-open{overflow:hidden}.download-safe{background:#EEF2F7;border-radius:22px;padding:24px}.contact-box{background:#FFFFFF;border-radius:18px;padding:20px;border:1px solid rgba(40,156,255,.16)}@media (max-width:1100px){.desktop-header{display:none}.mobile-header{height:66px;display:grid;grid-template-columns:72px 1fr 94px;align-items:center;padding:0 14px;background:#F5F7FB}.menu-toggle{width:44px;height:44px;border:0;background:transparent;display:flex;flex-direction:column;justify-content:center;gap:6px;padding:0 9px}.menu-toggle span{height:3px;background:#4E5F7A;border-radius:99px}.mobile-logo{justify-self:center}.mobile-logo img{width:126px;display:block}.mobile-reg{padding:8px 16px;font-size:14px}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:10000;opacity:0;pointer-events:none;transition:.25s}.drawer-mask.open{opacity:1;pointer-events:auto}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:84vw;max-width:320px;background:#FFFFFF;z-index:10001;transform:translateX(-105%);transition:.28s ease;box-shadow:20px 0 50px rgba(0,0,0,.18);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;background:#F5F7FB}.drawer-logo img{width:128px}.drawer-close{border:0;background:#EEF2F7;color:#289CFF;width:38px;height:38px;border-radius:50%;font-size:28px;line-height:1}.drawer-nav{display:flex;flex-direction:column;padding:12px}.drawer-nav a{color:#4E5F7A;font-weight:800;padding:14px 16px;border-radius:14px}.drawer-nav a.active,.drawer-nav a:hover{color:#289CFF;background:#EEF7FF}}@media (max-width:900px){h1{font-size:30px}h2{font-size:24px}.hero-intro,.app-section,.content-layout{grid-template-columns:1fr}.grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-list{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-inner{grid-template-columns:1fr}.page-hero{margin:22px 16px;padding:30px 22px}.slider-btn{width:36px;height:36px;font-size:24px}.slider-prev{left:10px}.slider-next{right:10px}}@media (max-width:760px){.banner-slider{margin:18px 14px 26px;border-radius:16px}.section{padding:0 14px;margin-bottom:26px}.hero-intro,.card,.info-card,.review-card,.notice-card,.faq-item{padding:20px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.zone-card img{height:220px}.zone-card h3{min-height:auto}.feature-list{grid-template-columns:1fr}.slider-dots{bottom:9px}.slider-dot{width:8px;height:8px}.slider-dot.active{width:22px}.legal-strip{margin:0 14px 34px}.mobile-header{grid-template-columns:56px 1fr 82px}.mobile-reg{padding:7px 13px}.mobile-logo img{width:112px}}