:root{
    --page-bg:#F3F7FC;
    --nav-bg:#FFFFFF;
    --soft-bg:#EEF4FB;
    --soft-bg-2:#E7F0FA;
    --title:#163B66;
    --nav-text:#32506E;
    --blue:#169BFF;
    --blue-2:#31C4FF;
    --orange:#FF9F1A;
    --text:#243447;
    --muted:#607388;
    --light:#8A9AAF;
    --card:rgba(255,255,255,0.96);
    --border:rgba(22,59,102,0.10);
    --shadow:0 14px 36px rgba(35,70,110,0.10);
    --footer:#163B66;
    --footer-text:#EAF4FF;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;background:#F3F7FC;color:#243447;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;height:auto;display:block;}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:#FFFFFF;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(35,70,110,0.08);}
.header-inner{width:min(1200px,calc(100% - 32px));margin:0 auto;min-height:76px;display:flex;align-items:center;gap:20px;}
.text-logo{font-size:28px;font-weight:800;color:#163B66;letter-spacing:1px;white-space:nowrap;line-height:1;}
.text-logo span{color:#169BFF;}
.nav{display:flex;align-items:center;justify-content:center;gap:2px;flex:1;overflow-x:auto;scrollbar-width:none;}
.nav::-webkit-scrollbar{display:none;}
.nav a{position:relative;color:#32506E;font-size:14px;font-weight:700;padding:26px 8px 24px;white-space:nowrap;transition:.2s ease;}
.nav a:hover,.nav a.active{color:#169BFF;}
.nav a.active::after{content:"";position:absolute;left:10px;right:10px;bottom:17px;height:3px;border-radius:999px;background:#169BFF;}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:999px;background:linear-gradient(180deg,#31C4FF 0%,#189DFF 100%);color:#FFFFFF;font-weight:800;box-shadow:0 10px 24px rgba(24,157,255,.24);border:0;cursor:pointer;white-space:nowrap;}
.main-btn:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(24,157,255,.30);}
.header-btn{min-width:86px;}
.menu-toggle{display:none;width:42px;height:42px;border:1px solid rgba(22,59,102,.12);background:#fff;border-radius:14px;padding:8px;align-items:center;justify-content:center;flex-direction:column;gap:5px;}
.menu-toggle span{width:20px;height:2px;border-radius:2px;background:#163B66;display:block;}
.site-main{padding-top:76px;}
.section{padding:72px 0;}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto;}
.hero{padding:78px 0 56px;background:linear-gradient(180deg,#F3F7FC 0%,#EEF4FB 100%);position:relative;overflow:hidden;}
.hero::before{content:"";position:absolute;right:-130px;top:40px;width:360px;height:360px;border-radius:50%;background:rgba(22,155,255,.10);}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.04fr) minmax(320px,.96fr);gap:38px;align-items:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#169BFF;font-size:14px;font-weight:800;background:#E7F0FA;border:1px solid rgba(22,155,255,.16);border-radius:999px;padding:7px 14px;margin:0 0 16px;}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:#FF9F1A;}
h1,h2,h3,.section-title{color:#163B66;line-height:1.28;margin:0;}
h1{font-size:clamp(34px,5vw,58px);letter-spacing:-.8px;}
h2,.section-title{font-size:clamp(26px,3.3vw,40px);}
h3{font-size:21px;}
p{margin:0;color:#607388;}
.hero p{font-size:17px;color:#243447;margin-top:18px;max-width:720px;}
.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:28px;}
.text-link{color:#169BFF;font-weight:800;}
.hero-notes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:30px;}
.note-pill{background:#FFFFFF;border:1px solid rgba(22,59,102,.10);border-radius:18px;padding:14px 16px;color:#607388;font-weight:700;box-shadow:0 10px 24px rgba(35,70,110,.08);}
.note-pill strong{display:block;color:#163B66;font-size:19px;}
.image-card{background:#FFFFFF;border:1px solid rgba(22,59,102,.10);border-radius:28px;padding:14px;box-shadow:0 14px 36px rgba(35,70,110,0.10);}
.image-card img{width:100%;height:auto;border-radius:22px;object-fit:contain;background:#E7F0FA;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;}
.section-head p{max-width:760px;margin-top:10px;}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.card,.zone-card,.info-card,.review-card,.faq-card{background:rgba(255,255,255,0.96);border:1px solid rgba(22,59,102,0.10);box-shadow:0 14px 36px rgba(35,70,110,0.10);border-radius:24px;padding:24px;}
.card h3,.zone-card h3,.info-card h3{margin-bottom:10px;}
.card p,.zone-card p,.info-card p,.review-card p{color:#607388;}
.card .text-link,.zone-card .text-link{display:inline-block;margin-top:16px;}
.tag,.number-badge{color:#FF9F1A;font-weight:900;}
.number-badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:12px;background:rgba(255,159,26,.12);margin-bottom:14px;}
.split{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:28px;align-items:center;}
.soft-panel{background:#EEF4FB;border-radius:30px;padding:34px;border:1px solid rgba(22,59,102,.08);}
.panel-list{display:grid;gap:14px;margin-top:22px;}
.panel-item{display:flex;gap:14px;background:#FFFFFF;border-radius:18px;padding:16px;border:1px solid rgba(22,59,102,.08);}
.panel-item span{flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:#169BFF;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:900;}
.product-card{overflow:hidden;padding:0;}
.product-card .product-img{padding:12px;background:#FFFFFF;border-bottom:1px solid rgba(22,59,102,.08);}
.product-card img{width:100%;height:auto;border-radius:18px;object-fit:contain;background:#E7F0FA;}
.product-card .product-body{padding:22px;}
.review-card{position:relative;}
.review-card::before{content:"“";position:absolute;top:8px;right:22px;color:rgba(22,155,255,.18);font-size:64px;font-weight:900;line-height:1;}
.review-name{display:block;margin-top:16px;color:#163B66;font-weight:900;}
.faq-list{display:grid;gap:14px;}
details.faq-card{padding:0;overflow:hidden;}
details.faq-card summary{cursor:pointer;list-style:none;padding:20px 24px;color:#163B66;font-weight:900;display:flex;justify-content:space-between;gap:18px;}
details.faq-card summary::-webkit-details-marker{display:none;}
details.faq-card summary::after{content:"+";color:#169BFF;font-size:22px;line-height:1;}
details.faq-card[open] summary::after{content:"−";}
details.faq-card p{padding:0 24px 22px;color:#607388;}
.notice-band{background:#163B66;color:#EAF4FF;border-radius:28px;padding:30px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center;box-shadow:0 14px 36px rgba(35,70,110,0.10);}
.notice-band h2,.notice-band p{color:#EAF4FF;}
.notice-band p{opacity:.88;margin-top:8px;}
.page-hero{padding:72px 0 48px;background:linear-gradient(180deg,#F3F7FC 0%,#E7F0FA 100%);}
.page-hero .hero-grid{grid-template-columns:minmax(0,1fr) minmax(300px,.86fr);}
.page-hero h1{font-size:clamp(34px,4.6vw,52px);}
.breadcrumb{display:flex;gap:8px;align-items:center;margin-bottom:14px;color:#8A9AAF;font-weight:700;font-size:14px;}
.breadcrumb a{color:#169BFF;}
.kv-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:26px;}
.kv{background:#FFFFFF;border:1px solid rgba(22,59,102,.10);border-radius:18px;padding:16px;}
.kv strong{display:block;color:#163B66;font-size:18px;margin-bottom:4px;}
.kv span{color:#607388;font-size:14px;}
.check-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:13px;}
.check-list li{position:relative;padding-left:30px;color:#607388;}
.check-list li::before{content:"";position:absolute;left:0;top:.52em;width:16px;height:16px;border-radius:50%;background:linear-gradient(180deg,#31C4FF 0%,#189DFF 100%);box-shadow:0 0 0 4px rgba(22,155,255,.12);}
.site-footer{background:#163B66;color:#EAF4FF;margin-top:56px;}
.footer-inner{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:54px 0 34px;display:grid;grid-template-columns:minmax(260px,.9fr) minmax(0,1.1fr);gap:44px;}
.footer-logo{color:#EAF4FF;display:inline-block;margin-bottom:16px;}
.footer-brand p{color:#EAF4FF;opacity:.86;max-width:520px;}
.footer-register{margin-top:22px;}
.footer-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;}
.footer-links h3{color:#EAF4FF;font-size:17px;margin-bottom:12px;}
.footer-links a{display:block;color:#EAF4FF;opacity:.82;margin:9px 0;}
.footer-links a:hover{opacity:1;color:#FFFFFF;}
.footer-notice{border-top:1px solid rgba(234,244,255,.16);width:min(1180px,calc(100% - 32px));margin:0 auto;padding:18px 0 28px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;}
.footer-notice p{color:#EAF4FF;opacity:.82;font-size:14px;}
.drawer-mask{position:fixed;inset:0;background:rgba(12,30,52,.42);z-index:1100;opacity:0;pointer-events:none;transition:.22s ease;}
.mobile-drawer{position:fixed;z-index:1200;left:0;top:0;bottom:0;width:min(330px,86vw);background:#FFFFFF;box-shadow:18px 0 48px rgba(18,46,78,.18);transform:translateX(-105%);transition:.26s ease;padding:22px;display:flex;flex-direction:column;}
.drawer-open .drawer-mask{opacity:1;pointer-events:auto;}
.drawer-open .mobile-drawer{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:42px;height:42px;border:0;background:#EEF4FB;color:#163B66;border-radius:14px;font-size:28px;line-height:1;}
.drawer-nav{display:grid;gap:6px;overflow:auto;padding-right:4px;}
.drawer-nav a{color:#32506E;font-weight:800;border-radius:14px;padding:12px 14px;}
.drawer-nav a.active,.drawer-nav a:hover{background:#E7F0FA;color:#169BFF;}
.drawer-btn{margin-top:22px;width:100%;}
@media (max-width:1100px){
    .header-inner{width:100%;padding:0 16px;justify-content:space-between;}
    .nav{display:none;}
    .menu-toggle{display:flex;}
    .text-logo{font-size:26px;}
    .header-btn{min-width:74px;padding:0 16px;}
    .hero-grid,.page-hero .hero-grid,.split{grid-template-columns:1fr;}
    .hero-visual{max-width:680px;margin:0 auto;}
    .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
    .kv-list{grid-template-columns:repeat(2,minmax(0,1fr));}
    .footer-inner{grid-template-columns:1fr;}
}
@media (max-width:760px){
    .site-main{padding-top:68px;}
    .header-inner{min-height:68px;}
    .text-logo{font-size:24px;}
    .hero,.page-hero{padding:44px 0 34px;}
    .section{padding:48px 0;}
    .hero-notes,.grid-2,.grid-3,.grid-4,.kv-list{grid-template-columns:1fr;}
    .section-head{display:block;}
    .card,.zone-card,.info-card,.review-card,.faq-card{border-radius:20px;padding:20px;}
    .soft-panel{padding:24px;border-radius:24px;}
    .notice-band{grid-template-columns:1fr;border-radius:24px;}
    .footer-links{grid-template-columns:1fr;}
    .footer-notice{display:block;}
    h1{font-size:34px;}
}
@media (max-width:420px){
    .header-btn{min-width:66px;min-height:38px;padding:0 12px;font-size:14px;}
    .menu-toggle{width:38px;height:38px;border-radius:12px;}
    .container{width:min(100% - 24px,1180px);}
    .hero-actions{gap:12px;}
}