:root{
    --bg:#F3F7FC;
    --nav-bg:#FFFFFF;
    --panel:#FFFFFF;
    --panel-soft:#EEF4FB;
    --panel-light:#E7F0FA;
    --title:#163B66;
    --nav:#32506E;
    --blue:#169BFF;
    --blue2:#31C4FF;
    --orange:#FF9F1A;
    --text:#243447;
    --muted:#607388;
    --light:#8A9AAF;
    --border:rgba(22,59,102,0.10);
    --shadow:0 14px 36px rgba(35,70,110,0.10);
    --btn:linear-gradient(180deg,#31C4FF 0%,#189DFF 100%);
    --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;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.site-main{padding-top:86px;min-height:70vh}
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:#FFFFFF;backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(35,70,110,0.08)}
.header-inner{width:min(1240px,calc(100% - 28px));height:76px;margin:0 auto;display:flex;align-items:center;gap:22px}
.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{flex:1;display:flex;align-items:center;gap:18px;overflow-x:auto;white-space:nowrap;scrollbar-width:none;padding:0 4px}
.nav::-webkit-scrollbar{display:none}
.nav a{position:relative;color:#32506E;font-size:15px;font-weight:650;padding:26px 0 22px;transition:color .2s ease}
.nav a:hover,.nav a.active{color:#169BFF}
.nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:15px;height:3px;border-radius:999px;background:#169BFF}
.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:999px;background:linear-gradient(180deg,#31C4FF 0%,#189DFF 100%);color:#FFFFFF;font-weight:800;box-shadow:0 12px 24px rgba(24,157,255,.26);border:0;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;white-space:nowrap}
.main-btn:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(24,157,255,.32)}
.header-btn{min-width:82px;padding:10px 20px}
.menu-toggle{display:none;width:42px;height:42px;border:0;background:#EEF4FB;border-radius:12px;padding:10px;gap:5px;flex-direction:column;justify-content:center;align-items:center}
.menu-toggle span{display:block;width:20px;height:2px;background:#163B66;border-radius:10px}
.drawer-mask{display:none;position:fixed;inset:0;background:rgba(12,31,52,.36);z-index:80}
.drawer-mask.show{display:block}
.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:min(320px,86vw);background:#FFFFFF;z-index:90;transform:translateX(-105%);transition:transform .25s ease;box-shadow:0 18px 48px rgba(35,70,110,.20);padding:22px;overflow-y:auto}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{border:0;background:#EEF4FB;color:#163B66;width:38px;height:38px;border-radius:12px;font-size:26px;line-height:1;cursor:pointer}
.drawer-nav{display:grid;gap:8px}
.drawer-nav a{color:#32506E;font-weight:750;padding:12px 14px;border-radius:14px;background:#F3F7FC}
.drawer-nav a.active{color:#169BFF;background:#E7F0FA}
.drawer-btn{width:100%;margin-top:22px}
.drawer-open{overflow:hidden}
h1,h2,h3,.section-title{color:#163B66;line-height:1.25;margin:0 0 16px}
h1{font-size:clamp(32px,5vw,58px);letter-spacing:.5px}
h2,.section-title{font-size:clamp(24px,3vw,36px)}
h3{font-size:20px}
p{margin:0 0 16px}.muted{color:#607388}.small{color:#8A9AAF;font-size:14px}.highlight,.text-link{color:#169BFF}.tag,.number-badge{color:#FF9F1A}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#169BFF;font-weight:800;background:#E7F0FA;border:1px solid rgba(22,155,255,.16);border-radius:999px;padding:6px 12px;margin-bottom:18px}
.eyebrow:before{content:"";width:8px;height:8px;border-radius:99px;background:#FF9F1A}
.hero,.page-hero{padding:64px 0 44px;position:relative;overflow:hidden}
.hero:before,.page-hero:before{content:"";position:absolute;right:-130px;top:-160px;width:420px;height:420px;border-radius:50%;background:rgba(49,196,255,.12);z-index:0}
.hero-grid,.page-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
.hero-text p,.page-hero-text p{font-size:18px;color:#607388;max-width:720px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.ghost-btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 22px;border-radius:999px;color:#163B66;font-weight:800;border:1px solid rgba(22,59,102,.14);background:#FFFFFF}
.hero-image,.page-image,.feature-image{background:#E7F0FA;border:1px solid rgba(22,59,102,0.10);border-radius:30px;padding:14px;box-shadow:0 14px 36px rgba(35,70,110,0.10)}
.hero-image img,.page-image img,.feature-image img{width:100%;max-height:520px;object-fit:contain;border-radius:22px;background:#EEF4FB}
.section{padding:48px 0}.section-soft{background:#EEF4FB}.section-light{background:#E7F0FA}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}.section-head p{max-width:650px;color:#607388;margin:0}.section-title span{color:#169BFF}
.card,.zone-card,.info-card,.review-card,.faq-item,.notice-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}
.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card{padding:24px}.card p,.zone-card p,.info-card p,.review-card p,.notice-card p{color:#607388}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.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}
.category-card{min-height:220px;display:flex;flex-direction:column;justify-content:space-between}.category-card .text-link{font-weight:800;margin-top:10px}.category-card h3{display:flex;align-items:center;gap:10px}.number-badge{font-weight:900;font-size:24px;line-height:1}
.media-card{overflow:hidden;padding:0}.media-card .media{background:#E7F0FA;padding:12px}.media-card img{width:100%;height:230px;object-fit:contain;border-radius:18px;background:#EEF4FB}.media-card .media-body{padding:22px}
.feature-split{display:grid;grid-template-columns:.92fr 1.08fr;gap:30px;align-items:center}.feature-list{display:grid;gap:14px;margin-top:18px}.feature-list li{list-style:none;padding:14px 16px;border-radius:16px;background:#FFFFFF;border:1px solid rgba(22,59,102,.08);color:#32506E}.feature-list li strong{color:#163B66}
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.step{position:relative;padding:26px 22px 22px}.step:before{counter-increment:step;content:counter(step);display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:#E7F0FA;color:#FF9F1A;font-weight:900;margin-bottom:16px}
.review-card{position:relative}.review-card:before{content:"“";position:absolute;right:20px;top:8px;color:#E7F0FA;font-size:72px;line-height:1;font-weight:900}.review-name{font-weight:900;color:#163B66;margin-top:12px}.review-role{color:#8A9AAF;font-size:14px}
.faq-list{display:grid;gap:16px}.faq-item h3{font-size:18px;margin-bottom:10px}.faq-item p{margin-bottom:0}.notice-band{background:#163B66;color:#EAF4FF;border-radius:30px;padding:30px;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;box-shadow:0 16px 36px rgba(22,59,102,.18)}.notice-band h2{color:#FFFFFF}.notice-band p{color:#EAF4FF;margin:0}.notice-band .main-btn{box-shadow:none}
.page-intro-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:28px}.mini-item{padding:18px;border-radius:18px;background:#FFFFFF;border:1px solid rgba(22,59,102,.08)}.mini-item strong{display:block;color:#163B66;margin-bottom:6px}.mini-item span{color:#607388;font-size:15px}
.info-list{display:grid;gap:12px;padding:0;margin:18px 0 0}.info-list li{list-style:none;display:flex;gap:10px;color:#607388}.info-list li:before{content:"";width:9px;height:9px;background:#FF9F1A;border-radius:50%;margin-top:10px;flex:0 0 auto}.content-img{width:100%;object-fit:contain;background:#E7F0FA;border-radius:22px}
.site-footer{background:#163B66;color:#EAF4FF;margin-top:42px;padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}.footer-logo{color:#EAF4FF;display:inline-block;margin-bottom:18px}.footer-brand p,.footer-note{color:#EAF4FF;opacity:.88}.site-footer h2{color:#EAF4FF;font-size:18px;margin-bottom:16px}.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 18px}.footer-links a{color:#EAF4FF;opacity:.9}.footer-links a:hover{color:#31C4FF}.footer-bottom{border-top:1px solid rgba(234,244,255,.18);margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;gap:18px;color:#EAF4FF;opacity:.9}.footer-bottom p{margin:0;font-size:14px}
.register-page{padding:64px 0}.register-card{max-width:860px;margin:0 auto;text-align:center;padding:42px}.register-card p{color:#607388}.safe-pills{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:22px 0}.safe-pills span{background:#E7F0FA;color:#163B66;border-radius:999px;padding:8px 14px;font-weight:750}
@media (max-width:1100px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.steps{grid-template-columns:repeat(2,minmax(0,1fr))}.page-intro-list{grid-template-columns:repeat(2,minmax(0,1fr))}.nav{gap:14px}.nav a{font-size:14px}}
@media (max-width:860px){.site-main{padding-top:72px}.header-inner{height:68px;justify-content:space-between}.menu-toggle{display:flex}.nav{display:none}.header-inner>.text-logo{position:absolute;left:50%;transform:translateX(-50%);font-size:25px}.header-btn{padding:9px 16px;min-width:72px}.hero,.page-hero{padding:42px 0 28px}.hero-grid,.page-hero-grid,.feature-split{grid-template-columns:1fr}.hero-text p,.page-hero-text p{font-size:16px}.section{padding:36px 0}.section-head{display:block}.grid-2,.grid-3,.grid-4,.steps,.page-intro-list{grid-template-columns:1fr}.notice-band{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.media-card img{height:auto;max-height:300px}.hero-image img,.page-image img,.feature-image img{max-height:360px}}
@media (max-width:520px){body{font-size:15px}.container{width:min(100% - 22px,1180px)}.header-inner{width:min(100% - 20px,1240px)}h1{font-size:31px}.card,.zone-card,.info-card,.review-card,.faq-item,.notice-card{padding:20px;border-radius:20px}.notice-band{padding:24px;border-radius:24px}.hero-actions{display:grid}.main-btn,.ghost-btn{width:100%}.footer-links{grid-template-columns:1fr}.mobile-drawer{padding:18px}.page-image,.hero-image,.feature-image{border-radius:22px;padding:10px}}