:root{--bg:#E6EBF2;--surface:#fff;--soft:#F5F7FB;--muted-surface:#EEF2F7;--border:#DDE4EE;--primary:#289CFF;--deep:#247DE5;--text:#243447;--muted:#66788A;--footer:#243447;--footer-text:#EAF3FF;--shadow:0 14px 36px rgba(56,92,138,.10);--radius:20px;--header-height:76px}
*{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}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}
.skip-link{position:fixed;left:14px;top:-80px;z-index:12000;background:var(--primary);color:#fff;padding:10px 16px;border-radius:10px}.skip-link:focus{top:10px}
.site-header{position:fixed;inset:0 0 auto;z-index:1000;background:rgba(245,247,251,.94);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.10)}
.header-inner{width:min(1240px,calc(100% - 36px));min-height:var(--header-height);margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{flex:0 0 auto}.logo img{max-height:52px;width:auto}.nav-core{flex:1;display:flex;justify-content:center;gap:24px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{color:#4E5F7A;position:relative;font-weight:600;padding:11px 8px;border-radius:10px}.nav-core a:hover,.nav-core a.active{color:var(--primary);background:rgba(40,156,255,.07)}.nav-core a.active:after{content:"";position:absolute;left:50%;bottom:-7px;width:28px;height:3px;border-radius:999px;background:var(--primary);transform:translateX(-50%)}
.header-register,.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 24px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;font-weight:700;box-shadow:0 10px 22px rgba(36,155,255,.24);transition:.2s}.header-register{flex:0 0 auto}.header-register:hover,.main-btn:hover{transform:translateY(-1px);box-shadow:0 13px 26px rgba(36,155,255,.30)}
.mobile-menu-button{display:none;border:0;background:transparent;width:42px;height:42px;padding:9px;border-radius:12px}.mobile-menu-button span{display:block;height:2px;margin:5px 0;border-radius:99px;background:var(--text)}
.page-shell{width:min(1400px,calc(100% - 36px));margin:auto;padding-top:calc(var(--header-height) + 28px);display:grid;grid-template-columns:190px minmax(0,1fr);gap:28px}.side-channel{position:sticky;top:104px;align-self:start;max-height:calc(100vh - 126px);overflow:auto;padding:16px;background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.14);border-radius:18px;box-shadow:0 14px 32px rgba(56,92,138,.10)}.side-title{margin:0 0 10px;font-size:15px;font-weight:800}.side-channel nav{display:grid;gap:5px}.side-channel a{color:var(--muted);border-radius:12px;padding:8px 10px;font-size:14px}.side-channel a:hover,.side-channel a.active{color:var(--primary);background:rgba(40,156,255,.10)}
.main-content{min-width:0;padding-bottom:42px}.breadcrumb{display:flex;align-items:center;gap:8px;margin:0 0 14px;color:var(--muted);font-size:14px}.breadcrumb a:hover{color:var(--primary)}
.banner-slider{width:100%;height:clamp(300px,30vw,400px);margin:0 0 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;width:42px;height:42px;border:0;border-radius:999px;background:rgba(255,255,255,.88);color:var(--primary);box-shadow:0 8px 20px rgba(56,92,138,.16);cursor:pointer;font-size:24px}.slider-arrow.prev{left:14px}.slider-arrow.next{right:14px}.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:0;background:rgba(40,156,255,.24);cursor:pointer}.slider-dots button.active{background:var(--primary)}
.inner-hero,.content-section,.split-card,.quick-links,.compliance-note>div{background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);box-shadow:var(--shadow);border-radius:var(--radius)}.inner-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);gap:34px;align-items:center;padding:clamp(26px,5vw,54px);margin-bottom:28px;overflow:hidden}.inner-hero-media{border-radius:18px;background:var(--soft);padding:14px}.inner-hero-media img{width:100%;max-height:300px;object-fit:contain}
.eyebrow{margin:0 0 6px;color:var(--deep);font-weight:800;letter-spacing:.08em;font-size:13px}h1,h2,h3,.section-title{color:var(--primary);line-height:1.35}h1{margin:0 0 16px;font-size:clamp(30px,4vw,48px)}h2{margin:0 0 14px;font-size:clamp(24px,3vw,34px)}h3{margin:0 0 10px;font-size:20px}p{margin:0 0 14px}.lead{color:#4D6074;font-size:17px;margin-bottom:24px}
.content-section{padding:clamp(24px,4vw,40px);margin-bottom:28px}.section-intro{color:var(--muted);max-width:880px}.card-grid{display:grid;gap:20px;margin-top:22px}.card-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.card-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.info-card,.review-card{background:rgba(255,255,255,.96);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 36px rgba(56,92,138,.10);border-radius:18px;overflow:hidden}.info-card img{width:100%;height:180px;padding:12px;object-fit:contain;background:var(--soft)}.card-body{padding:20px}.text-link{display:inline-flex;margin-top:4px;color:var(--deep);font-weight:700}.text-link:hover{text-decoration:underline}
.quick-links{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;padding:18px;margin-bottom:28px}.quick-link{display:block;min-height:96px;padding:16px;border-radius:16px;background:var(--soft);border:1px solid var(--border);transition:.2s}.quick-link strong{display:block;margin-bottom:5px;color:var(--primary)}.quick-link span{display:block;color:var(--muted);font-size:13px}.quick-link em{display:block;margin-top:7px;color:var(--deep);font-style:normal;font-size:13px}.quick-link:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.split-section{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-bottom:28px}.split-card{padding:30px}.split-card img{width:100%;height:230px;object-fit:contain;background:var(--soft);border-radius:16px;padding:12px;margin-bottom:22px}
.check-list{margin:16px 0 0;padding:0;list-style:none;display:grid;gap:10px}.check-list li{position:relative;padding-left:26px;color:#4F6376}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--primary);font-weight:800}
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:20px}.review-card{margin:0;padding:22px}.review-card p{color:#4D6074}.review-card footer{color:var(--deep);font-weight:700}
.faq-list{display:grid;gap:12px;margin-top:20px}.faq-item{background:var(--soft);border:1px solid var(--border);border-radius:14px;padding:0 18px}.faq-item summary{cursor:pointer;padding:16px 0;color:var(--text);font-weight:750}.faq-item p{padding:0 0 18px;color:var(--muted)}
.floating-service{position:fixed;right:18px;top:42%;z-index:60;display:grid;gap:8px}.floating-service a,.floating-service button{min-width:58px;min-height:42px;padding:8px 10px;border-radius:12px;background:#fff;color:var(--primary);border:1px solid rgba(40,156,255,.16);box-shadow:0 14px 30px rgba(56,92,138,.12);cursor:pointer;text-align:center}.floating-service a.register-link{background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff}
.compliance-note{width:min(1180px,calc(100% - 36px));margin:0 auto 32px}.compliance-note>div{padding:28px 32px}.compliance-note h2{font-size:24px}
.site-footer{background:var(--footer);color:var(--footer-text);padding:46px 20px 24px}.footer-grid{width:min(1120px,100%);margin:auto;display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:34px}.footer-brand img{max-height:50px;width:auto;margin-bottom:16px}.site-footer h3{color:#fff}.site-footer a{display:block;color:#CFE2F7;margin:8px 0}.site-footer a:hover{color:#fff}.footer-bottom{width:min(1120px,100%);margin:28px auto 0;padding-top:20px;border-top:1px solid rgba(234,243,255,.16);display:flex;justify-content:space-between;gap:16px;color:#B9CEE4;font-size:13px}
.drawer-overlay,.mobile-drawer,.mobile-bottom-nav{display:none}
@media(max-width:1180px){.page-shell{grid-template-columns:170px minmax(0,1fr);gap:20px}.quick-links{grid-template-columns:repeat(3,minmax(0,1fr))}.card-grid.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}.floating-service{right:8px}}
@media(max-width:960px){:root{--header-height:68px}.header-inner{width:calc(100% - 24px);gap:12px}.nav-core,.side-channel,.floating-service{display:none}.mobile-menu-button{display:block;flex:0 0 auto}.logo{margin:0 auto}.logo img{max-height:44px}.header-register{min-height:40px;padding:8px 17px}.page-shell{width:min(100% - 24px,860px);display:block;padding-top:calc(var(--header-height) + 18px)}.drawer-overlay{display:block;position:fixed;inset:0;z-index:9998;background:rgba(20,38,58,.46);opacity:0;pointer-events:none;transition:.25s}.drawer-overlay.show{opacity:1;pointer-events:auto}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;z-index:10000;width:min(84vw,320px);background:#fff;box-shadow:18px 0 40px rgba(20,38,58,.22);transform:translateX(-105%);transition:.28s;overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{position:sticky;top:0;background:rgba(255,255,255,.96);display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border)}.drawer-logo img{max-height:42px;width:auto}.drawer-close{width:40px;height:40px;border:0;border-radius:12px;background:var(--muted-surface);color:var(--text);font-size:28px;line-height:1}.drawer-nav{display:grid;padding:12px 14px 28px;gap:4px}.drawer-nav a{padding:11px 12px;border-radius:11px;color:var(--muted)}.drawer-nav a:hover,.drawer-nav a.active{color:var(--primary);background:rgba(40,156,255,.1)}.inner-hero{grid-template-columns:1fr}.inner-hero-media{order:-1}.review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-bottom-nav{position:fixed;inset:auto 0 0;z-index:900;display:grid;grid-template-columns:repeat(4,1fr);padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);border-top:1px solid var(--border);box-shadow:0 -10px 28px rgba(56,92,138,.12)}.mobile-bottom-nav a{padding:9px 5px;text-align:center;color:var(--muted);border-radius:10px;font-size:13px;font-weight:700}.mobile-bottom-nav a.active{color:var(--primary);background:rgba(40,156,255,.09)}body{padding-bottom:70px}}
@media(max-width:700px){.banner-slider{height:clamp(170px,52vw,230px);border-radius:16px}.slider-arrow{width:36px;height:36px;font-size:20px}.inner-hero,.content-section,.split-card{padding:22px}.inner-hero{gap:20px}.quick-links,.card-grid.cols-2,.card-grid.cols-3,.card-grid.cols-4,.split-section,.review-grid,.footer-grid{grid-template-columns:1fr}.quick-links{gap:10px}.quick-link{min-height:auto}.info-card img{height:160px}.split-card img{height:200px}.footer-bottom{flex-direction:column}}
@media(max-width:420px){.header-inner{width:calc(100% - 16px)}.header-register{padding:7px 14px}.page-shell{width:calc(100% - 16px)}.content-section,.split-card,.inner-hero{padding:18px;border-radius:16px}h1{font-size:28px}h2{font-size:23px}}