:root{
    --bg:#E6EBF2;
    --soft:#F5F7FB;
    --white:#FFFFFF;
    --light:#EEF2F7;
    --line:#DDE4EE;
    --blue:#289CFF;
    --nav:#4E5F7A;
    --text:#243447;
    --muted:#66788A;
    --hint:#8A9AAF;
    --footer:#243447;
    --footerText:#EAF3FF;
    --grad:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#E6EBF2;color:#243447;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.78;font-size:16px;padding-top:86px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.no-scroll{overflow:hidden}
.site-header{position:fixed;z-index:1000;top:0;left:0;right:0;background:#F5F7FB;box-shadow:0 10px 28px rgba(45,76,110,.10);backdrop-filter:blur(12px)}
.topbar{max-width:1260px;margin:0 auto;min-height:86px;padding:0 24px;display:flex;align-items:center;gap:18px}
.brand{display:flex;align-items:center;flex:0 0 auto}
.brand img,.drawer-logo img,.footer-logo img{width:154px;height:auto}
.nav{display:flex;align-items:center;justify-content:center;gap:2px;flex:1;overflow:hidden}
.nav a{color:#4E5F7A;font-size:14px;font-weight:700;padding:10px 9px;border-radius:999px;white-space:nowrap;transition:.2s ease}
.nav a:hover,.nav a.active{color:#289CFF;background:rgba(40,156,255,.10)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 24px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF;font-weight:800;box-shadow:0 12px 24px rgba(36,155,255,.22);border:0;cursor:pointer;white-space:nowrap}
.main-btn:hover{transform:translateY(-1px);box-shadow:0 16px 30px rgba(36,155,255,.30)}
.header-btn{flex:0 0 auto}
.menu-toggle{display:none;background:transparent;border:0;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-toggle span{width:22px;height:2px;background:#4E5F7A;border-radius:4px}
.drawer-mask{position:fixed;inset:0;background:rgba(15,31,48,.36);opacity:0;pointer-events:none;transition:.2s ease;z-index:1001}
.drawer-mask.show{opacity:1;pointer-events:auto}
.mobile-drawer{position:fixed;right:0;top:0;bottom:0;width:min(84vw,360px);background:#F5F7FB;z-index:1002;transform:translateX(100%);transition:.25s ease;padding:18px;overflow:auto;box-shadow:-20px 0 40px rgba(23,49,78,.18)}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{font-size:30px;line-height:1;border:0;background:#EEF2F7;color:#4E5F7A;width:42px;height:42px;border-radius:12px}
.drawer-links{display:grid;gap:8px}
.drawer-links a{padding:12px 14px;border-radius:14px;color:#4E5F7A;background:#FFFFFF;font-weight:800;border:1px solid rgba(40,156,255,.12)}
.drawer-links a.active{color:#289CFF;background:rgba(40,156,255,.10)}
.drawer-btn{width:100%;margin:18px 0 12px}
.drawer-note{font-size:13px;color:#66788A;margin:0;background:#FFFFFF;padding:12px;border-radius:14px}
.site-main{min-height:60vh}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.hero-section{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(56,92,138,.12);overflow:hidden;position:relative}
.hero-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;padding:44px}
.hero-eyebrow,.eyebrow{color:#289CFF;font-weight:900;letter-spacing:.08em;font-size:14px;margin:0 0 8px}
h1,h2,h3,.section-title{color:#289CFF;line-height:1.25;margin-top:0}
h1{font-size:44px;margin-bottom:18px}
h2,.section-title{font-size:30px;margin-bottom:16px}
h3{font-size:20px;margin-bottom:10px}
p{margin:0 0 14px;color:#243447}
.lead{font-size:18px;color:#4E5F7A;margin-bottom:18px}
.muted{color:#66788A}
.hint{color:#8A9AAF;font-size:14px}
.hero-tags,.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 24px}
.hero-tags span,.tag-row span,.badge{display:inline-flex;align-items:center;border-radius:999px;padding:7px 12px;background:rgba(40,156,255,.10);color:#289CFF;font-weight:800;font-size:14px}
.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.text-link{color:#289CFF;font-weight:900;display:inline-flex;gap:6px;align-items:center}
.text-link:after{content:'›';font-size:20px;line-height:1}
.hero-media,.image-panel{background:#EEF2F7;border-radius:18px;padding:14px;border:1px solid rgba(40,156,255,.12)}
.hero-media img,.image-panel img{width:100%;height:auto;border-radius:14px}
.section{max-width:1200px;margin:0 auto 34px;padding:0 24px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:18px}
.section-head p{max-width:720px;color:#66788A;margin:0}
.grid{display:grid;gap:18px}
.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,.notice-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:18px;padding:22px}
.card p,.zone-card p,.info-card p,.review-card p,.notice-card p,.faq-item p,.step-card p{color:#4E5F7A}
.card strong,.zone-card strong,.info-card strong,.step-card strong{color:#289CFF}
.card-number{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:rgba(40,156,255,.12);color:#289CFF;font-weight:900;margin-bottom:12px}
.zone-card img,.content-img,.app-section img{max-width:100%;height:auto;border-radius:16px;margin-bottom:16px}
.band{background:#F5F7FB;border-top:1px solid rgba(40,156,255,.10);border-bottom:1px solid rgba(40,156,255,.10);padding:40px 0;margin:44px 0}
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:26px;align-items:center}
.step-list{counter-reset:steps;display:grid;gap:14px}
.step-card{position:relative;padding-left:68px}
.step-card:before{counter-increment:steps;content:counter(steps);position:absolute;left:22px;top:24px;width:30px;height:30px;border-radius:50%;background:rgba(40,156,255,.12);color:#289CFF;font-weight:900;display:flex;align-items:center;justify-content:center}
.review-card{position:relative}
.review-card p{font-size:15px}
.review-name{display:block;color:#289CFF;font-weight:900;margin-top:12px}
.faq-list{display:grid;gap:14px}
.faq-item h3{margin-bottom:6px}
.notice-card{background:#243447;color:#EAF3FF;border-color:rgba(234,243,255,.12)}
.notice-card h2,.notice-card h3{color:#EAF3FF}
.notice-card p,.notice-card li{color:#EAF3FF}
ul.clean{list-style:none;padding:0;margin:0;display:grid;gap:10px}
ul.clean li{position:relative;padding-left:20px;color:#4E5F7A}
ul.clean li:before{content:'';position:absolute;left:0;top:.75em;width:7px;height:7px;border-radius:50%;background:#289CFF}
.page-hero{max-width:1200px;margin:28px auto 34px;padding:0 24px}
.page-hero-inner{background:#FFFFFF;border-radius:20px;padding:38px;box-shadow:0 18px 40px rgba(56,92,138,.12);display:grid;grid-template-columns:1fr .85fr;gap:28px;align-items:center}
.page-hero h1{font-size:40px}
.breadcrumb{color:#8A9AAF;font-size:14px;margin-bottom:10px}
.content-section{max-width:1200px;margin:0 auto 34px;padding:0 24px}
.content-box{background:#FFFFFF;border-radius:20px;padding:30px;box-shadow:0 14px 36px rgba(56,92,138,.10)}
.service-table{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}
.service-pill{background:#F5F7FB;border:1px solid rgba(40,156,255,.14);border-radius:16px;padding:16px;color:#4E5F7A}
.service-pill strong{display:block;color:#289CFF;margin-bottom:6px}
.site-footer{background:#243447;color:#EAF3FF;margin-top:54px}
.footer-inner{max-width:1200px;margin:0 auto;padding:42px 24px;display:grid;grid-template-columns:1.1fr 1.9fr;gap:34px}
.footer-brand p{color:#EAF3FF;margin-top:16px}
.footer-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.footer-links h3{color:#EAF3FF;font-size:17px}
.footer-links a{display:block;color:#EAF3FF;margin:8px 0;opacity:.9}
.footer-links a:hover{opacity:1;color:#FFFFFF}
.footer-reminder{border-top:1px solid rgba(234,243,255,.12);max-width:1200px;margin:0 auto;padding:18px 24px 28px}
.footer-reminder p{color:#EAF3FF;font-size:14px;margin:0}
@media (max-width:1100px){
    .nav{display:none}.menu-toggle{display:flex}.topbar{min-height:78px}.site-main{padding-top:0}body{padding-top:78px}.header-btn{margin-left:auto}
    .hero-wrap,.page-hero-inner,.split{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.service-table{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:720px){
    body{font-size:15px}.topbar{padding:0 16px}.brand img,.drawer-logo img,.footer-logo img{width:132px}.header-btn{min-height:40px;padding:0 18px}
    .hero-section{margin:18px 16px 26px}.hero-wrap{padding:24px}.container,.section,.content-section,.page-hero{padding:0 16px}h1{font-size:32px}h2,.section-title{font-size:24px}.page-hero h1{font-size:30px}.page-hero-inner{padding:24px}
    .grid-4,.grid-3,.grid-2,.service-table{grid-template-columns:1fr}.section-head{display:block}.footer-inner{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr}.step-card{padding-left:58px}.step-card:before{left:18px}
}
@media (max-width:420px){
    .hero-actions{align-items:stretch}.hero-actions .main-btn{width:100%}.main-btn{width:auto}.header-btn{display:none}.mobile-drawer{width:88vw}
}