:root{--bg:#E6EBF2;--surface:#F5F7FB;--white:#fff;--soft:#EEF2F7;--soft2:#DDE4EE;--blue:#289CFF;--nav:#4E5F7A;--text:#243447;--muted:#66788A;--hint:#8A9AAF;--border:rgba(40,156,255,.16);--shadow:0 14px 36px rgba(56,92,138,.12);--radius:20px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{font:inherit}.container{width:min(1200px,calc(100% - 32px));margin-inline:auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(245,247,251,.95);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(56,92,138,.10)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;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:20px;white-space:nowrap;flex-wrap:nowrap}.nav>a,.nav-trigger{position:relative;border:0;background:transparent;color:var(--nav);padding:24px 0 20px;font-weight:700;cursor:pointer}.nav>a:after,.nav-trigger:after{content:"";position:absolute;left:0;right:0;bottom:12px;height:2px;background:var(--blue);transform:scaleX(0);transition:.2s}.nav>a:hover,.nav>a.active,.nav-trigger:hover,.nav-trigger.active{color:var(--blue)}.nav>a:hover:after,.nav>a.active:after,.nav-trigger:hover:after,.nav-trigger.active:after{transform:scaleX(1)}.header-action{flex:0 0 auto;display:flex;align-items:center}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#fff;border-radius:999px;box-shadow:0 10px 24px rgba(36,155,255,.25);font-weight:800;padding:13px 26px;transition:.2s}.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px)}.main-btn.compact{padding:10px 22px}.dropdown{position:relative}.dropdown-menu{position:absolute;top:calc(100% - 6px);left:50%;transform:translateX(-50%) translateY(8px);min-width:190px;background:#fff;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;pointer-events:none;transition:.2s}.dropdown:hover .dropdown-menu,.dropdown.open .dropdown-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.dropdown-menu a{display:block;padding:11px 14px;color:var(--nav);white-space:nowrap;border-radius:10px}.dropdown-menu a:hover{color:var(--blue);background:rgba(40,156,255,.08)}.menu-toggle{display:none;width:42px;height:42px;border:0;background:transparent;padding:8px;flex-direction:column;justify-content:center;gap:5px}.menu-toggle span{height:2px;width:24px;background:var(--nav);border-radius:2px}.mobile-drawer,.drawer-overlay{display:none}.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:22px;background:#fff;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative;aspect-ratio:16/5.9}.slides,.slide{width:100%;height:100%}.slide{display:none}.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%);width:44px;height:44px;border:1px solid rgba(255,255,255,.7);border-radius:50%;background:rgba(36,52,71,.42);color:#fff;font-size:28px;cursor:pointer;z-index:4}.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:4}.slider-dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.58);padding:0;cursor:pointer}.slider-dot.active{background:#fff;box-shadow:0 0 0 4px rgba(40,156,255,.28)}.section{padding:42px 0}.section.alt{background:rgba(245,247,251,.72)}.section-head{max-width:760px;margin-bottom:24px}.eyebrow{display:inline-block;color:var(--blue);font-weight:800;letter-spacing:.08em;font-size:.88rem;margin-bottom:4px}h1,h2,h3,.section-title{color:var(--blue);line-height:1.35;margin-top:0}h1{font-size:clamp(2rem,5vw,3.5rem);margin-bottom:16px}h2{font-size:clamp(1.55rem,3vw,2.2rem);margin-bottom:12px}h3{font-size:1.15rem;margin-bottom:8px}p{margin:0 0 14px;color:var(--muted)}.lead{font-size:1.08rem;color:var(--text)}.welcome-panel,.hero-panel,.split-panel,.notice-panel{background:rgba(255,255,255,.92);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:var(--radius);padding:clamp(24px,4vw,48px)}.hero-panel,.split-panel{display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:42px}.hero-media img,.content-img{width:100%;height:auto;object-fit:contain;border-radius:16px;background:#fff}.actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:22px}.text-link{color:var(--blue);font-weight:800}.text-link:hover{text-decoration:underline}.grid{display:grid;gap:20px}.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,.zone-card,.info-card,.review-card,.faq-item{background:rgba(255,255,255,.92);border:1px solid var(--border);box-shadow:0 14px 36px rgba(56,92,138,.10);border-radius:18px;padding:24px}.card .number{display:inline-flex;width:34px;height:34px;border-radius:50%;align-items:center;justify-content:center;background:rgba(40,156,255,.1);color:var(--blue);font-weight:900;margin-bottom:14px}.zone-card img{width:100%;height:210px;object-fit:contain;background:#fff;border-radius:14px;margin-bottom:18px}.list{margin:0;padding:0;list-style:none;display:grid;gap:12px}.list li{position:relative;padding-left:24px;color:var(--muted)}.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(40,156,255,.1)}.steps{counter-reset:step}.step{position:relative;padding-left:70px;min-height:52px}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:0;top:0;color:var(--blue);font-size:1.45rem;font-weight:900}.review-card blockquote{margin:0;color:var(--text)}.review-card cite{display:block;margin-top:14px;color:var(--hint);font-style:normal;font-size:.9rem}.faq-list{display:grid;gap:14px}.faq-item{padding:0;overflow:hidden}.faq-question{width:100%;border:0;background:transparent;color:var(--text);font-weight:800;text-align:left;padding:20px 52px 20px 22px;cursor:pointer;position:relative}.faq-question:after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);color:var(--blue);font-size:24px}.faq-item.open .faq-question:after{content:"−"}.faq-answer{display:none;padding:0 22px 20px}.faq-item.open .faq-answer{display:block}.notice-panel{background:#DDE4EE}.notice-panel strong{color:var(--blue)}.page-hero{padding:50px 0 24px}.page-hero .hero-panel{min-height:360px}.tag-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.tag{display:inline-flex;padding:6px 12px;border-radius:999px;background:rgba(40,156,255,.10);color:var(--blue);font-size:.9rem;font-weight:800}.site-footer{background:#243447;color:#EAF3FF;padding:52px 0 20px;margin-top:40px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.site-footer h2{font-size:1rem;color:#fff;margin-bottom:14px}.site-footer p,.site-footer a{color:#C9D7E7}.site-footer a{display:block;margin:7px 0}.site-footer a:hover{color:#fff}.footer-brand img{max-height:48px;width:auto;margin-bottom:14px}.footer-bottom{border-top:1px solid rgba(234,243,255,.16);padding-top:18px;margin-top:28px;color:#AFC0D3;font-size:.9rem}.spacer-top{padding-top:2px}@media(max-width:1080px){.nav{gap:14px}.nav>a,.nav-trigger{font-size:.93rem}.header-inner{gap:14px}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:880px){.nav-wrap{display:none}.menu-toggle{display:flex}.header-inner{display:grid;grid-template-columns:1fr auto 1fr;gap:8px;min-height:66px}.logo{justify-self:center}.logo img{max-height:44px}.menu-toggle{justify-self:start}.header-action{justify-self:end}.main-btn.compact{padding:9px 17px}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;z-index:12000;transform:translateX(-102%);transition:transform .28s ease;box-shadow:20px 0 45px rgba(36,52,71,.22);overflow-y:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-overlay{display:block;position:fixed;inset:0;background:rgba(36,52,71,.48);z-index:11999;opacity:0;visibility:hidden;transition:.25s}.drawer-overlay.open{opacity:1;visibility:visible}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid var(--border)}.drawer-logo img{max-height:44px;width:auto}.drawer-close{border:0;background:var(--soft);width:40px;height:40px;border-radius:50%;font-size:25px;color:var(--nav)}.drawer-nav{padding:12px 16px 28px}.drawer-nav a{display:block;padding:13px 12px;border-radius:10px;color:var(--nav);font-weight:700}.drawer-nav a:hover{background:rgba(40,156,255,.08);color:var(--blue)}body.drawer-open{overflow:hidden}.hero-panel,.split-panel{grid-template-columns:1fr}.hero-media{order:-1}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.banner-slider{margin-top:20px;aspect-ratio:16/7.8}}@media(max-width:620px){.container{width:min(100% - 22px,1200px)}.section{padding:30px 0}.welcome-panel,.hero-panel,.split-panel,.notice-panel{padding:22px}.grid-2,.grid-3,.grid-4,.footer-grid{grid-template-columns:1fr}.zone-card img{height:auto}.banner-slider{border-radius:14px;aspect-ratio:16/9}.slider-arrow{width:38px;height:38px;font-size:22px}.slider-arrow.prev{left:8px}.slider-arrow.next{right:8px}.header-inner{width:calc(100% - 16px)}.logo img{max-width:116px;max-height:40px}.main-btn.compact{font-size:.9rem;padding:8px 15px}.step{padding-left:58px}.page-hero{padding-top:28px}.page-hero .hero-panel{min-height:auto}h1{font-size:2rem}}