:root{--page:#EAF2FB;--card:#fff;--soft:#F4F8FF;--soft2:#EDF5FF;--soft3:#E1ECF8;--blue:#2FA8F7;--cyan:#45C7FF;--deep:#137CD8;--title:#137CD8;--text:#24364F;--muted:#5D718A;--border:rgba(47,168,247,.14);--footer:#102B46;--footerText:#EAF6FF;--shadow:0 18px 45px rgba(39,96,148,.10);--radius:26px;--header-h:76px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--page);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow-y:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none;touch-action:manipulation}button{font:inherit;touch-action:manipulation}.container{width:min(1180px,calc(100% - 36px));margin:0 auto}.skip-link{position:fixed;left:16px;top:-80px;background:#fff;color:var(--deep);padding:10px 16px;border-radius:12px;z-index:11000}.skip-link:focus{top:12px}.site-header{position:fixed;inset:0 0 auto;z-index:9000;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}.desktop-header{height:var(--header-h);display:flex;align-items:center;gap:32px}.brand-logo{width:154px;flex:0 0 auto}.brand-logo img,.mobile-logo img,.drawer-logo img,.footer-logo 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0 12px;color:var(--title);line-height:1.25}.section-head h1,.page-hero h1{font-size:clamp(30px,4vw,50px)}.section-head h2{font-size:clamp(26px,3vw,38px)}.section-head p,.page-hero p{margin:0;color:var(--muted)}.banner-wrap{padding:24px 0 30px}.banner-slider{position:relative;z-index:1;overflow:hidden;border:10px solid #fff;border-radius:34px;background:var(--soft3);box-shadow:var(--shadow);aspect-ratio:16/6.1}.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .45s ease}.slide.is-active{opacity:1;visibility:visible}.slide img{width:100%;height:100%;object-fit:contain;background:var(--soft3)}.slider-arrow{position:absolute;top:50%;z-index:3;width:46px;height:46px;transform:translateY(-50%);border:0;border-radius:50%;background:rgba(255,255,255,.9);color:var(--deep);font-size:30px;line-height:1;box-shadow:0 8px 22px 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p:last-child,.faq-item p:last-child{margin-bottom:0}.card-image{overflow:hidden;margin:-10px -10px 22px;border-radius:20px;background:var(--soft)}.card-image img{width:100%;aspect-ratio:16/10;object-fit:contain}.text-link{display:inline-flex;align-items:center;min-height:44px;color:var(--deep);font-weight:800}.text-link:after{content:"→";margin-left:7px;transition:transform .2s}.text-link:hover:after{transform:translateX(4px)}.quick-grid .content-card{position:relative;min-height:190px}.quick-grid .content-card:before{content:"";display:block;width:42px;height:5px;margin-bottom:18px;border-radius:99px;background:linear-gradient(90deg,var(--cyan),var(--deep))}.notice-strip{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 28px;background:linear-gradient(135deg,#fff,#EDF5FF)}.notice-strip p{margin:0;color:var(--muted)}.metric-board .info-card{background:linear-gradient(180deg,#fff,#F4F8FF)}.metric-board h3{margin:0 0 10px;color:var(--title)}.split-card{display:grid;grid-template-columns:1.05fr .95fr;gap:0;overflow:hidden}.split-card.reverse{grid-template-columns:.95fr 1.05fr}.split-card .split-media{min-height:320px;background:var(--soft)}.split-card .split-media img{width:100%;height:100%;object-fit:contain}.split-card .split-copy{padding:34px}.feature-list{display:grid;gap:10px;margin:18px 0;padding:0;list-style:none}.feature-list li{position:relative;padding-left:24px;color:var(--muted)}.feature-list li:before{content:"";position:absolute;left:0;top:.72em;width:9px;height:9px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px rgba(47,168,247,.12)}.quote-card{position:relative;padding-top:38px}.quote-card:before{content:"“";position:absolute;left:20px;top:2px;color:rgba(47,168,247,.23);font-size:56px;font-weight:900;line-height:1}.quote-card strong{display:block;color:var(--deep)}.faq-list{display:grid;gap:16px}.faq-item h3{margin:0 0 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h3{margin:20px 0 8px;color:var(--text)}.prose p{margin:0 0 16px;color:var(--muted)}.prose ul{margin:0 0 18px;padding-left:22px;color:var(--muted)}.cta-card{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px 32px;background:linear-gradient(135deg,#137CD8,#2FA8F7 58%,#45C7FF);color:#fff}.cta-card h2{margin:0 0 8px;color:#fff}.cta-card p{margin:0;color:rgba(255,255,255,.88)}.cta-card .main-btn{background:#fff;color:var(--deep);box-shadow:none}.tag-list{display:flex;flex-wrap:wrap;gap:9px}.tag-list a,.tag-list span{padding:6px 12px;border-radius:999px;background:var(--soft);color:var(--muted);font-size:14px}.contact-box{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.contact-box .info-card{min-height:170px}.site-footer{margin-top:54px;padding:54px 0 84px;background:var(--footer);color:var(--footerText)}.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr 1.2fr;gap:34px}.footer-logo{display:block;width:160px;margin-bottom:16px}.site-footer h2{margin:0 0 12px;color:#fff;font-size:17px}.site-footer p,.site-footer a{color:rgba(234,246,255,.78)}.site-footer section:not(.footer-brand):not(.footer-note){display:flex;flex-direction:column;gap:8px}.site-footer a:hover{color:#fff}.footer-bottom{margin-top:34px;padding-top:20px;border-top:1px solid rgba(234,246,255,.14);color:rgba(234,246,255,.58);font-size:14px}.floating-service{position:fixed;right:18px;top:50%;z-index:8000;display:flex;flex-direction:column;gap:5px;transform:translateY(-50%);padding:10px;border:1px solid var(--border);border-radius:20px;background:rgba(255,255,255,.95);box-shadow:var(--shadow);backdrop-filter:blur(12px)}.floating-service a,.floating-service button{min-width:84px;min-height:40px;padding:8px 10px;border:0;border-radius:12px;background:transparent;color:var(--deep);font-size:13px;font-weight:800;text-align:center;cursor:pointer}.floating-service .float-register{background:linear-gradient(135deg,var(--cyan),var(--blue),var(--deep));color:#fff}.floating-service a:hover,.floating-service button:hover{background:var(--soft)}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;z-index:10000;width:min(84vw,360px);transform:translateX(-105%);visibility:hidden;overflow-y:auto;background:#fff;box-shadow:18px 0 45px rgba(16,43,70,.22);transition:transform .28s ease,visibility .28s ease}.mobile-drawer.is-open{transform:translateX(0);visibility:visible}.drawer-mask{position:fixed;inset:0;z-index:9990;display:none;visibility:hidden;pointer-events:none;background:rgba(16,43,70,.48)}.drawer-mask.is-open{display:block;visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:17px 18px;background:#fff;border-bottom:1px solid var(--border)}.drawer-logo{width:145px}.drawer-close{width:44px;height:44px;border:0;border-radius:50%;background:var(--soft);color:var(--deep);font-size:28px;cursor:pointer}.drawer-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:18px}.drawer-nav a{display:flex;align-items:center;min-height:46px;padding:9px 13px;border-radius:14px;background:var(--soft);color:var(--muted);font-weight:700}.drawer-nav a:hover{background:var(--soft3);color:var(--deep)}.mobile-bottom-nav{display:none}
@media(max-width:1100px){.floating-service{display:none}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:1fr}.article-aside{position:static}.article-aside nav{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:820px){:root{--header-h:66px}.desktop-header,.channel-bar{display:none}.mobile-header{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:var(--header-h);padding:0 14px}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;border:0;border-radius:12px;background:var(--soft);cursor:pointer}.menu-toggle span{display:block;width:22px;height:2px;border-radius:2px;background:var(--deep)}.mobile-logo{width:132px}.mobile-register{position:relative;z-index:9100;justify-self:end;min-height:44px;padding:8px 18px}main{padding-top:var(--header-h)}.banner-wrap{padding:18px 0 22px}.banner-slider{border-width:6px;border-radius:24px;aspect-ratio:16/8}.slider-arrow{width:42px;height:42px}.section{padding:31px 0}.grid-3,.grid-2{grid-template-columns:1fr}.page-hero,.split-card,.split-card.reverse{grid-template-columns:1fr}.page-hero{padding:22px}.split-card .split-media{min-height:auto}.split-card .split-media img{aspect-ratio:16/10}.notice-strip,.cta-card{align-items:flex-start;flex-direction:column}.contact-box{grid-template-columns:1fr}.article-aside nav{grid-template-columns:repeat(2,minmax(0,1fr))}.site-footer{padding-bottom:112px}.mobile-bottom-nav{position:fixed;left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:8500;display:grid;grid-template-columns:repeat(4,1fr);padding:8px;border:1px solid var(--border);border-radius:18px;background:rgba(255,255,255,.96);box-shadow:0 14px 38px rgba(16,43,70,.20);backdrop-filter:blur(12px)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;min-height:46px;border-radius:13px;color:var(--muted);font-size:13px;font-weight:800}.mobile-bottom-nav a:hover{background:var(--soft);color:var(--deep)}}
@media(max-width:560px){.container{width:min(100% - 24px,1180px)}.banner-slider{aspect-ratio:16/9}.slider-prev{left:9px}.slider-next{right:9px}.slider-dots{bottom:10px}.section-head{text-align:left}.grid-4{grid-template-columns:1fr}.content-card,.info-card,.quote-card,.faq-item{padding:22px}.quick-grid .content-card{min-height:auto}.footer-grid{grid-template-columns:1fr}.article-aside nav{grid-template-columns:1fr 1fr}.drawer-nav{grid-template-columns:1fr 1fr}.page-hero .hero-copy{padding:0}.page-hero h1{font-size:31px}.contact-box{grid-template-columns:1fr}.cta-card{padding:24px}.main-btn{padding-left:19px;padding-right:19px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.slide{transition:none}}