:root{
    --page-bg:#E6EBF2;
    --nav-bg:#F5F7FB;
    --white:#FFFFFF;
    --soft:#EEF2F7;
    --soft-2:#DDE4EE;
    --blue:#289CFF;
    --nav-text:#4E5F7A;
    --text:#243447;
    --muted:#66788A;
    --light:#8A9AAF;
    --footer:#243447;
    --footer-text:#EAF3FF;
    --card:rgba(255,255,255,0.92);
    --border:rgba(40,156,255,0.16);
    --shadow:0 14px 36px rgba(56,92,138,0.12);
    --btn:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);
    --btn-hover:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page-bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:var(--blue);text-decoration:none;transition:.2s ease}
a:hover{color:#1E90F0}
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(56,92,138,0.10)}
.header-inner{max-width:1280px;margin:0 auto;display:flex;align-items:center;gap:22px;padding:12px 20px}
.brand-logo img{width:148px;max-height:52px;object-fit:contain}
.nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1;flex-wrap:wrap}
.nav a{position:relative;color:#4E5F7A;font-size:14px;font-weight:700;padding:8px 9px;border-radius:12px;white-space:nowrap}
.nav a.active,.nav a:hover{color:#289CFF;background:rgba(40,156,255,0.07)}
.nav a.active:after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:99px;background:#289CFF}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 24px;border:0;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF!important;font-weight:800;letter-spacing:.04em;box-shadow:0 10px 24px rgba(36,155,255,0.25);white-space:nowrap}
.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px);color:#FFFFFF!important}
.header-btn{min-width:84px}
.mobile-head{display:none;align-items:center;justify-content:space-between;padding:10px 14px;background:#F5F7FB}
.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}
.mobile-logo img{width:138px;max-height:48px;object-fit:contain}
.menu-toggle{width:44px;height:40px;border:0;background:transparent;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:0;cursor:pointer}
.menu-toggle span{display:block;width:24px;height:2px;background:#4E5F7A;border-radius:99px}
.mobile-drawer{position:fixed;z-index:10001;left:0;top:0;bottom:0;width:82vw;max-width:320px;background:#FFFFFF;box-shadow:20px 0 42px rgba(36,52,71,.18);transform:translateX(-105%);transition:transform .28s ease;overflow-y:auto}
.mobile-drawer.open{transform:translateX(0)}
.drawer-open{overflow:hidden}
.drawer-mask{position:fixed;z-index:10000;inset:0;background:rgba(0,0,0,.34)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;background:#F5F7FB;border-bottom:1px solid rgba(40,156,255,0.12)}
.drawer-logo img{width:138px;max-height:48px;object-fit:contain}
.drawer-close{border:0;background:#EEF2F7;color:#4E5F7A;width:34px;height:34px;border-radius:50%;font-size:22px;line-height:1;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;padding:12px}
.drawer-nav a{color:#4E5F7A;font-weight:800;padding:12px 14px;border-radius:14px;border-bottom:1px solid rgba(40,156,255,0.08)}
.drawer-nav a.active,.drawer-nav a:hover{color:#289CFF;background:#EEF2F7}
.page-main{min-height:60vh}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:38px 0}
.section.compact{padding:26px 0}
.section-head{max-width:820px;margin:0 auto 24px;text-align:center}
h1,h2,h3,.section-title{color:#289CFF;line-height:1.25;margin:0 0 14px}
h1{font-size:clamp(30px,5vw,52px)}
h2{font-size:clamp(24px,3.2vw,36px)}
h3{font-size:21px}
p{margin:0 0 14px;color:#243447}
.lead{font-size:18px;color:#66788A}
.kicker{display:inline-flex;align-items:center;gap:8px;color:#289CFF;font-weight:800;background:rgba(40,156,255,0.10);border:1px solid rgba(40,156,255,0.14);border-radius:999px;padding:5px 13px;margin-bottom:12px}
.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;padding:24px}
.grid{display:grid;gap:20px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card h3,.zone-card h3,.info-card h3,.review-card h3{margin-bottom:8px}
.card p,.zone-card p,.info-card p,.review-card p,.faq-item p{color:#66788A}
.text-link{font-weight:800;color:#289CFF;display:inline-flex;margin-top:6px}
.text-link:after{content:"›";padding-left:6px}
.hero-panel{margin:28px auto 0;display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:center;background:rgba(255,255,255,0.90);border:1px solid rgba(40,156,255,0.16);box-shadow:var(--shadow);border-radius:28px;padding:30px;overflow:hidden}
.hero-panel .hero-copy{min-width:0}
.hero-panel .content-img{border-radius:24px;background:#FFFFFF;border:1px solid rgba(40,156,255,0.12);box-shadow:0 12px 30px rgba(56,92,138,0.10);object-fit:contain;max-height:360px;width:100%}
.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}
.figure-img{border-radius:20px;background:#FFFFFF;border:1px solid rgba(40,156,255,0.12);box-shadow:0 12px 30px rgba(56,92,138,0.10);object-fit:contain;width:100%;max-height:300px;margin-bottom:16px}
.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;height:clamp(210px,42vw,520px)}
.banner-slider .slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease;background:#FFFFFF;display:flex;align-items:center;justify-content:center}
.banner-slider .slide.active{opacity:1;z-index:1}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF}
.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.slider-prev,.slider-next{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.86);color:#289CFF;font-size:32px;line-height:1;box-shadow:0 8px 22px rgba(56,92,138,.16);cursor:pointer}
.slider-prev{left:14px}.slider-next{right:14px}
.slider-dots{position:absolute;z-index:3;left:0;right:0;bottom:14px;display:flex;align-items:center;justify-content:center;gap:9px}
.slider-dot{width:10px;height:10px;border-radius:99px;border:0;background:rgba(78,95,122,.28);cursor:pointer;padding:0}
.slider-dot.active{width:26px;background:#289CFF}
.home-welcome{display:grid;grid-template-columns:1fr auto;gap:22px;align-items:center}
.home-welcome .main-btn{justify-self:end}
.entry-card{min-height:196px;display:flex;flex-direction:column;justify-content:space-between}
.entry-card .num{color:#289CFF;font-weight:900;font-size:15px;margin-bottom:8px}
.split-feature{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:center}
.split-feature.reverse{grid-template-columns:1.05fr .95fr}
.feature-list{display:grid;gap:14px;margin-top:16px}
.feature-item{display:flex;gap:12px;padding:15px;border-radius:16px;background:#EEF2F7;border:1px solid rgba(40,156,255,0.12)}
.feature-item strong{color:#289CFF;min-width:72px}
.review-card{position:relative}
.review-card:before{content:"“";position:absolute;right:20px;top:2px;font-size:58px;line-height:1;color:rgba(40,156,255,.18);font-weight:900}
.review-card .name{display:block;margin-top:10px;color:#289CFF;font-weight:800}
.faq-list{display:grid;gap:16px}
.faq-item h3{font-size:18px;margin-bottom:8px}
.notice-bar{background:#DDE4EE;border:1px solid rgba(40,156,255,0.16);border-radius:22px;padding:22px;color:#243447}
.notice-bar strong{color:#289CFF}
.breadcrumb{max-width:1200px;margin:22px auto 0;padding:0 20px;color:#8A9AAF;font-size:14px}
.breadcrumb a{font-weight:800}
.page-hero{max-width:1200px;margin:28px auto 0;padding:0 20px}
.page-hero .hero-panel{margin-top:0}
.subtle{color:#8A9AAF;font-size:14px}
.table-like{display:grid;gap:12px}
.table-row{display:grid;grid-template-columns:160px 1fr;gap:14px;background:#FFFFFF;border:1px solid rgba(40,156,255,.12);border-radius:16px;padding:14px}
.table-row strong{color:#289CFF}
.site-footer{background:#243447;color:#EAF3FF;margin-top:54px}
.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.1fr .8fr 1fr;gap:30px;padding:42px 20px}
.footer-logo img{width:150px;max-height:54px;object-fit:contain;margin-bottom:14px}
.footer-brand p,.footer-note p{color:#EAF3FF;opacity:.88}
.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;align-content:start}
.footer-links a{color:#EAF3FF;background:rgba(255,255,255,.06);border-radius:12px;padding:10px 12px}
.footer-note strong{color:#FFFFFF}
.copyright{text-align:center;color:#EAF3FF;opacity:.78;border-top:1px solid rgba(234,243,255,.14);padding:16px 20px}
@media (max-width:1080px){
    .header-inner{gap:12px}.nav a{font-size:13px;padding:7px 7px}.brand-logo img{width:130px}
    .grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:860px){
    .header-inner{display:none}.mobile-head{display:flex;position:relative}.mobile-head .header-btn{min-width:72px;padding:0 17px;min-height:38px}
    .container{padding:0 16px}.section{padding:30px 0}.hero-panel,.split-feature,.split-feature.reverse{grid-template-columns:1fr;padding:22px;border-radius:22px}.home-welcome{grid-template-columns:1fr}.home-welcome .main-btn{justify-self:start}
    .grid.two,.grid.three,.grid.four{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.banner-slider{margin:18px 16px 28px;height:clamp(190px,56vw,360px);border-radius:16px}.slider-prev,.slider-next{width:36px;height:36px;font-size:26px}.table-row{grid-template-columns:1fr}
}
@media (max-width:520px){
    h1{font-size:29px}.lead{font-size:16px}.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card{padding:20px;border-radius:18px}.section-head{text-align:left}.mobile-logo img{width:118px}.footer-links{grid-template-columns:1fr}.banner-slider{height:210px}.hero-panel .content-img{max-height:260px}.figure-img{max-height:240px}
}