*{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:1.72;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.site-header{position:sticky;top:0;z-index:9999;background:#F5F7FB;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.10)}.header-inner{width:min(1200px,calc(100% - 32px));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-wrap{flex:1 1 auto;min-width:0;display:flex;justify-content:center}.nav{display:flex;align-items:center;gap:15px;white-space:nowrap;flex-wrap:nowrap}.nav-link,.dropdown>.nav-link{position:relative;color:#4E5F7A;font-size:15px;font-weight:700;padding:23px 0;display:inline-flex;align-items:center;gap:6px}.dropdown>.nav-link:after{content:"";width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid #4E5F7A;margin-top:2px}.nav-link:hover,.nav-link.active,.dropdown.active>.nav-link,.dropdown:hover>.nav-link{color:#289CFF}.nav-link.active:before,.dropdown.active>.nav-link:before{content:"";position:absolute;left:0;right:0;bottom:15px;height:3px;border-radius:999px;background:#289CFF}.header-action{flex:0 0 auto;display:flex;align-items:center}.main-btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 24px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,.25);transition:.2s ease;border:0;white-space:nowrap}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px)}.dropdown{position:relative}.dropdown-menu{position:absolute;top:100%;left:0;min-width:180px;background:#FFFFFF;border:1px solid rgba(40,156,255,.12);border-radius:14px;box-shadow:0 18px 38px rgba(56,92,138,.16);z-index:10000;padding:8px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.18s ease}.dropdown-menu-right{left:auto;right:0}.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu a{display:block;padding:11px 14px;color:#4E5F7A;white-space:nowrap;border-radius:10px;font-size:14px;font-weight:700}.dropdown-menu a:hover,.dropdown-menu a.active{color:#289CFF;background:rgba(40,156,255,.08)}.menu-toggle{display:none;background:transparent;border:0;width:42px;height:42px;padding:8px;flex:0 0 auto}.menu-toggle span{display:block;height:2px;background:#4E5F7A;margin:6px 0;border-radius:6px}.site-main{padding-bottom:0}.banner-slider{max-width:1200px;height:clamp(220px,42vw,520px);margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative;z-index:1}.slides{height:100%;position:relative}.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease;display:flex;align-items:center;justify-content:center;background:#FFFFFF}.slide.active{opacity:1}.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF}.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:999px;background:rgba(255,255,255,.92);box-shadow:0 8px 18px rgba(56,92,138,.18);cursor:pointer;z-index:3}.slider-arrow:before{font-size:34px;line-height:1;color:#289CFF;font-weight:500}.slider-prev{left:16px}.slider-prev:before{content:"‹"}.slider-next{right:16px}.slider-next:before{content:"›"}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:9px;z-index:3}.slider-dots button{width:9px;height:9px;padding:0;border:0;border-radius:999px;background:rgba(40,156,255,.28);cursor:pointer}.slider-dots button.active{width:26px;background:#289CFF}.page-hero,.section,.two-col,.notice-strip{width:min(1200px,calc(100% - 32px));margin:0 auto 28px}.page-hero{padding:46px;background:linear-gradient(135deg,rgba(255,255,255,.96),rgba(238,242,247,.92));border:1px solid rgba(40,156,255,.16);border-radius:24px;box-shadow:0 14px 36px rgba(56,92,138,.12);display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.page-hero h1,.section h2,.section-title{color:#289CFF;margin:0 0 14px;line-height:1.25}.page-hero h1{font-size:clamp(30px,5vw,52px)}.page-hero p{color:#66788A;margin:0 0 18px;font-size:17px}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.text-link{color:#289CFF;font-weight:800;border-bottom:1px solid rgba(40,156,255,.35)}.hero-img,.content-img{border-radius:20px;background:#FFFFFF;border:1px solid rgba(40,156,255,.14);box-shadow:0 12px 30px rgba(56,92,138,.10);padding:10px}.hero-img img,.content-img img{width:100%;height:auto;object-fit:contain;border-radius:14px;background:#FFFFFF}.section{padding:34px;border-radius:24px;background:rgba(255,255,255,.62)}.section>p{color:#66788A;margin:0 0 18px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.two{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card,.faq-item,.step-card{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:20px;padding:22px}.card h3,.zone-card h3,.info-card h3,.review-card h3,.faq-item h3,.step-card h3{color:#289CFF;margin:0 0 10px}.card p,.zone-card p,.info-card p,.review-card p,.faq-item p,.step-card p{margin:0;color:#66788A}.zone-card img{width:100%;height:180px;object-fit:contain;border-radius:16px;background:#F5F7FB;margin-bottom:16px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.two-col .section{width:auto;margin:0}.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.step-card{position:relative;padding-top:56px}.step-card:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:22px;top:18px;color:#289CFF;font-size:26px;font-weight:900;line-height:1}.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card strong{display:block;color:#243447;margin-bottom:8px}.review-card span{color:#8A9AAF;font-size:14px}.faq-list{display:grid;gap:16px}.faq-item h3{font-size:18px}.notice-strip{padding:22px 26px;border-radius:20px;background:#DDE4EE;border:1px solid rgba(40,156,255,.16);color:#4E5F7A}.notice-strip strong{color:#289CFF}.site-footer{background:#243447;color:#EAF3FF;margin-top:42px}.footer-inner{width:min(1200px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:1.1fr 1.9fr;gap:36px;padding:42px 0}.footer-logo img{max-height:54px;width:auto}.footer-brand p{color:#D9E9FA;margin:18px 0 0}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.footer-links h3{margin:0 0 12px;color:#FFFFFF}.footer-links a{display:block;color:#EAF3FF;margin:8px 0;opacity:.86}.footer-links a:hover{color:#8ED6FF;opacity:1}.footer-notice{width:min(1200px,calc(100% - 32px));margin:0 auto;padding:22px 0 30px;border-top:1px solid rgba(234,243,255,.14);color:#D9E9FA;font-size:14px}.footer-notice p{margin:8px 0}.mobile-drawer{position:fixed;top:0;left:0;width:min(86vw,320px);height:100vh;background:#FFFFFF;z-index:10002;transform:translateX(-105%);transition:.25s ease;box-shadow:18px 0 38px rgba(56,92,138,.22);overflow-y:auto}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-mask{position:fixed;inset:0;background:rgba(36,52,71,.42);z-index:10001;opacity:0;visibility:hidden;transition:.2s ease}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(40,156,255,.12)}.drawer-logo img{max-height:48px}.drawer-close{border:0;background:#EEF2F7;color:#4E5F7A;border-radius:999px;width:36px;height:36px;font-size:22px}.drawer-nav{padding:12px}.drawer-nav a{display:block;padding:13px 14px;border-radius:12px;color:#4E5F7A;font-weight:700}.drawer-nav a:hover,.drawer-nav a.active{color:#289CFF;background:rgba(40,156,255,.08)}body.drawer-open{overflow:hidden}.mini-tag{display:inline-flex;color:#289CFF;background:rgba(40,156,255,.09);border:1px solid rgba(40,156,255,.16);border-radius:999px;padding:4px 12px;font-weight:800;font-size:13px;margin-bottom:12px}.highlight{color:#289CFF;font-weight:800}.split-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}.split-list span{background:#EEF2F7;border-radius:12px;padding:12px 14px;color:#4E5F7A;font-weight:700}.simple-list{margin:12px 0 0;padding-left:18px;color:#66788A}.simple-list li{margin:8px 0}@media (max-width:1100px){.nav-wrap{display:none}.menu-toggle{display:block}.header-inner{min-height:66px;gap:10px}.logo{position:absolute;left:50%;transform:translateX(-50%)}.logo img{max-height:46px}.header-action .main-btn{padding:8px 18px}.page-hero{grid-template-columns:1fr;padding:30px}.grid,.grid.three,.grid.two,.steps,.reviews{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr}}@media (max-width:680px){.header-inner{width:calc(100% - 20px)}.header-action .main-btn{padding:7px 14px;font-size:14px}.menu-toggle{width:38px}.banner-slider{width:calc(100% - 24px);margin:18px auto 24px;border-radius:16px;height:clamp(190px,58vw,320px)}.slider-arrow{width:34px;height:34px}.slider-prev{left:10px}.slider-next{right:10px}.page-hero,.section,.two-col,.notice-strip{width:calc(100% - 24px);margin-bottom:20px}.page-hero{padding:24px;border-radius:20px}.section{padding:24px;border-radius:20px}.grid,.grid.three,.grid.two,.steps,.reviews{grid-template-columns:1fr}.zone-card img{height:150px}.footer-inner{grid-template-columns:1fr;padding:34px 0}.footer-links{grid-template-columns:1fr}.split-list{grid-template-columns:1fr}}