*{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:1.75}
a{color:#289CFF;text-decoration:none}
a:hover{color:#1E90F0}
img{max-width:100%;height:auto}
.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)}
.desktop-header{max-width:1280px;margin:0 auto;height:76px;display:flex;align-items:center;gap:22px;padding:0 22px}
.brand-logo img{display:block;width:132px;height:auto}
.nav{flex:1;display:flex;align-items:center;justify-content:center;gap:2px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{position:relative;color:#4E5F7A;font-size:15px;font-weight:700;padding:24px 10px 22px}
.nav a.active,.nav a:hover{color:#289CFF}
.nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:13px;height:3px;border-radius:999px;background:#289CFF;box-shadow:0 0 16px rgba(40,156,255,.45)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 24px;border-radius:999px;background:linear-gradient(180deg,#32D1F6 0%,#27B9F4 35%,#249BFF 100%);color:#FFFFFF!important;font-weight:800;box-shadow:0 10px 24px rgba(36,155,255,.25);transition:.2s ease;border:0;white-space:nowrap}
.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px);color:#FFFFFF!important}
.header-btn{min-width:90px}
.mobile-header{display:none;height:66px;align-items:center;justify-content:space-between;padding:0 16px}
.menu-toggle{width:42px;height:42px;border:0;border-radius:12px;background:#FFFFFF;box-shadow:0 8px 20px rgba(56,92,138,.12);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.menu-toggle span{width:20px;height:2px;background:#4E5F7A;border-radius:999px}
.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}
.mobile-logo img{width:118px;display:block}
.mobile-register{padding:0 16px;min-height:38px}
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.38);opacity:0;visibility:hidden;transition:.25s ease;z-index:10000}
.drawer-mask.show{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;left:0;width:84vw;max-width:320px;height:100vh;background:#FFFFFF;z-index:10001;transform:translateX(-105%);transition:transform .28s ease;box-shadow:20px 0 50px rgba(23,45,76,.18);overflow-y:auto}
.mobile-drawer.open{transform:translateX(0)}
.drawer-open{overflow:hidden}
.drawer-head{height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid rgba(40,156,255,.14);background:#F5F7FB}
.drawer-logo img{width:124px;display:block}
.drawer-close{width:38px;height:38px;border:0;border-radius:12px;background:#FFFFFF;color:#4E5F7A;font-size:28px;line-height:1;box-shadow:0 8px 18px rgba(56,92,138,.10)}
.drawer-nav{padding:14px}
.drawer-nav a{display:block;color:#4E5F7A;font-weight:800;padding:13px 14px;border-radius:14px;margin:4px 0}
.drawer-nav a.active,.drawer-nav a:hover{background:#EEF2F7;color:#289CFF}
.page-main,.home-main{max-width:1200px;margin:0 auto;padding:0 20px 56px}
.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(220px,44vw,520px)}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease;background:#FFFFFF;display:flex;align-items:center;justify-content:center}
.slide.active{opacity:1;z-index:1}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF;display:block}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.88);color:#289CFF;font-size:28px;box-shadow:0 10px 26px rgba(56,92,138,.18);cursor:pointer}
.slider-prev{left:16px}
.slider-next{right:16px}
.slider-dots{position:absolute;left:0;right:0;bottom:14px;z-index:3;display:flex;justify-content:center;gap:9px}
.slider-dot{width:10px;height:10px;border:0;border-radius:999px;background:rgba(78,95,122,.30);cursor:pointer}
.slider-dot.active{width:26px;background:#289CFF}
.banner-caption,.banner-text,.slide-title,.slide-desc,.slide-content,.slide-card,.banner-card{display:none!important}
.section{margin:34px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}
.eyebrow{display:inline-flex;align-items:center;color:#289CFF;font-weight:900;letter-spacing:.04em;margin-bottom:8px}
h1,h2,h3,.section-title{color:#289CFF;margin:0 0 12px;line-height:1.25}
h1{font-size:clamp(30px,5vw,52px)}
h2{font-size:clamp(24px,3vw,34px)}
h3{font-size:21px}
.lead{font-size:18px;color:#243447;margin:0 0 18px}
.subtext,.meta-text{color:#66788A}
.hint{color:#8A9AAF}
.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}
.card,.info-card,.review-card,.faq-item,.notice-card{padding:24px}
.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))}
.grid-5{grid-template-columns:repeat(5,minmax(0,1fr))}
.hero-card{display:grid;grid-template-columns:1.08fr .92fr;gap:26px;align-items:center;padding:30px;border-radius:26px;background:rgba(255,255,255,0.92);border:1px solid rgba(40,156,255,0.16);box-shadow:0 18px 42px rgba(56,92,138,.12)}
.hero-copy p{margin:0 0 14px}
.hero-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:18px}
.text-link{font-weight:900;color:#289CFF}
.image-card{border-radius:24px;background:#FFFFFF;border:1px solid rgba(40,156,255,.14);box-shadow:0 12px 30px rgba(56,92,138,.10);overflow:hidden;padding:12px}
.image-card img,.content-img,.zone-card img,.app-section img{width:100%;height:auto;display:block;border-radius:18px;object-fit:contain;background:#FFFFFF}
.category-card{padding:22px;min-height:200px}
.category-card .num,.step-num,.tag{display:inline-flex;align-items:center;justify-content:center;color:#289CFF;background:#EEF7FF;border:1px solid rgba(40,156,255,.20);border-radius:999px;font-weight:900}
.category-card .num{width:36px;height:36px;margin-bottom:16px}
.category-card p{color:#66788A;margin-bottom:14px}
.zone-card{overflow:hidden}
.zone-card .zone-body{padding:22px}
.zone-card p{color:#66788A}
.step-item{display:flex;gap:14px;padding:18px;border-radius:18px;background:#FFFFFF;border:1px solid rgba(40,156,255,.16)}
.step-num{width:34px;height:34px;flex:0 0 34px}
.badge-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.tag{padding:7px 12px}
.review-card p{margin:0;color:#243447}
.review-card span{display:block;color:#8A9AAF;margin-top:12px;font-weight:700}
.faq-list{display:grid;gap:14px}
.faq-item h3{font-size:18px;margin-bottom:8px}
.faq-item p{margin:0;color:#66788A}
.notice-card{background:#DDE4EE}
.notice-card strong{color:#289CFF}
.page-hero{margin:30px 0 26px}
.page-hero .hero-card{grid-template-columns:1.05fr .95fr}
.simple-hero{padding:34px;border-radius:26px;background:rgba(255,255,255,.92);border:1px solid rgba(40,156,255,.16);box-shadow:0 18px 42px rgba(56,92,138,.12)}
.breadcrumb{color:#8A9AAF;font-weight:800;margin-bottom:10px}
.rich-text p{margin:0 0 14px;color:#243447}
.site-footer{background:#243447;color:#EAF3FF;margin-top:36px}
.footer-inner{max-width:1200px;margin:0 auto;padding:42px 20px;display:grid;grid-template-columns:1.2fr 1fr 1.4fr;gap:26px}
.footer-brand img{width:132px;display:block;margin-bottom:14px}
.footer-brand p,.footer-note p{color:#EAF3FF;margin:0 0 12px}
.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.footer-links a{color:#EAF3FF;font-weight:800}
.footer-links a:hover{color:#7ED9FF}
@media (max-width:1100px){.desktop-header{display:none}.mobile-header{display:flex}.page-main,.home-main{padding-left:16px;padding-right:16px}.grid-4,.grid-5{grid-template-columns:repeat(2,minmax(0,1fr))}.nav{display:none}}
@media (max-width:820px){.banner-slider{margin:18px auto 24px;border-radius:16px;height:clamp(190px,55vw,360px)}.hero-card,.page-hero .hero-card{grid-template-columns:1fr;padding:22px}.grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr}.section-head{display:block}.footer-inner{grid-template-columns:1fr}.slider-arrow{width:38px;height:38px;font-size:24px}.slider-prev{left:10px}.slider-next{right:10px}}
@media (max-width:520px){.mobile-logo img{width:104px}.mobile-register{padding:0 12px;min-height:34px;font-size:14px}.menu-toggle{width:38px;height:38px}.card,.info-card,.review-card,.faq-item,.notice-card{padding:20px}h1{font-size:30px}h2{font-size:24px}.lead{font-size:16px}}