*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#E6EBF2;color:#243447;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
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,.10)}
.header-inner{width:min(1200px,calc(100% - 32px));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.logo{flex:0 0 auto;display:flex;align-items:center}
.logo img{max-height:52px;width:auto}
.nav-wrap{flex:1 1 auto;min-width:0;display:flex;justify-content:center}
.nav{display:flex;align-items:center;gap:20px;white-space:nowrap;flex-wrap:nowrap}
.nav a,.nav-link{position:relative;color:#4E5F7A;font-size:15px;font-weight:700;padding:22px 0;background:none;border:0;cursor:pointer;font-family:inherit;line-height:1}
.nav a:hover,.nav-link:hover,.nav .active>a,.nav a.active,.dropdown.active .nav-link{color:#289CFF}
.nav a.active:after,.dropdown.active .nav-link:after{content:"";position:absolute;left:0;right:0;bottom:14px;height:3px;border-radius:999px;background:#289CFF}
.header-action{flex:0 0 auto;display:flex;align-items:center}
.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}
.main-btn:hover{background:linear-gradient(180deg,#48D9F7 0%,#1E90F0 100%);transform:translateY(-1px)}
.dropdown{position:relative}
.dropdown-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(12px);min-width:184px;background:#FFFFFF;border:1px solid rgba(40,156,255,.12);border-radius:14px;box-shadow:0 18px 38px rgba(56,92,138,.16);z-index:10000;padding:8px;opacity:0;visibility:hidden;pointer-events:none;transition:.2s ease}
.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.dropdown-menu a{display:block;padding:10px 14px;color:#4E5F7A;white-space:nowrap;border-radius:10px;font-weight:700}
.dropdown-menu a:hover{color:#289CFF;background:rgba(40,156,255,.08)}
.mobile-header{display:none;width:min(1200px,calc(100% - 24px));margin:0 auto;align-items:center;justify-content:space-between;gap:12px;min-height:68px}
.mobile-menu-btn{width:42px;height:42px;border:1px solid rgba(40,156,255,.16);border-radius:12px;background:#FFFFFF;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.mobile-menu-btn span{width:20px;height:2px;background:#289CFF;border-radius:999px}
.mobile-logo img{max-height:48px;width:auto}
.mobile-register{min-height:38px;padding:0 18px}
.drawer-mask{position:fixed;inset:0;background:rgba(36,52,71,.38);z-index:10000;opacity:0;visibility:hidden;transition:.2s ease}
.mobile-drawer{position:fixed;left:0;top:0;height:100vh;width:84%;max-width:320px;background:#FFFFFF;z-index:10001;box-shadow:18px 0 40px rgba(36,52,71,.18);transform:translateX(-105%);transition:.26s ease;overflow-y:auto}
.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-open{overflow:hidden}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid rgba(40,156,255,.12)}
.drawer-logo img{max-height:46px}
.drawer-close{width:38px;height:38px;border:0;border-radius:50%;background:#EEF2F7;color:#289CFF;font-size:28px;line-height:1;cursor:pointer}
.drawer-nav{display:grid;gap:4px;padding:14px}
.drawer-nav a{padding:12px 14px;border-radius:12px;color:#4E5F7A;font-weight:700}
.drawer-nav a:hover{background:rgba(40,156,255,.08);color:#289CFF}
.site-main{min-height:60vh}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto}
.section{padding:52px 0}
.section.soft{background:#EEF2F7}
.hero-panel,.card,.zone-card,.info-card,.review-card,.faq-item,.notice-panel{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:22px}
.hero-panel{padding:36px;display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:center}
h1,h2,h3,.section-title{color:#289CFF;margin-top:0;line-height:1.25}
h1{font-size:clamp(30px,4.4vw,52px);margin-bottom:18px}
h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px}
h3{font-size:21px;margin-bottom:10px}
p{margin:0 0 14px}
.lead{font-size:18px;color:#4E5F7A}
.muted{color:#66788A}
.small-note{color:#8A9AAF;font-size:14px}
.grid{display:grid;gap:22px}
.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,.faq-item{padding:24px}
.card .num,.tag{display:inline-flex;align-items:center;justify-content:center;color:#289CFF;background:rgba(40,156,255,.10);border:1px solid rgba(40,156,255,.18);border-radius:999px;font-weight:800;font-size:13px;padding:5px 11px;margin-bottom:12px}
.text-link{color:#289CFF;font-weight:800}
.content-img{width:100%;border-radius:18px;background:#FFFFFF;box-shadow:0 12px 28px rgba(56,92,138,.12);object-fit:contain}
.image-card{padding:14px;background:#FFFFFF;border-radius:22px;border:1px solid rgba(40,156,255,.14);box-shadow:0 14px 36px rgba(56,92,138,.10)}
.image-card img{width:100%;height:auto;object-fit:contain;border-radius:16px}
.banner-slider{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;border:1px solid rgba(40,156,255,.14)}
.slider-track{position:relative;aspect-ratio:16/7;background:#FFFFFF}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s ease}
.slide.active{opacity: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-arrow{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.82);color:#289CFF;font-size:28px;line-height:1;cursor:pointer;box-shadow:0 8px 20px rgba(56,92,138,.16)}
.slider-prev{left:18px}
.slider-next{right:18px}
.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}
.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(78,95,122,.36);cursor:pointer;padding:0}
.slider-dot.active{background:#289CFF;width:24px;border-radius:999px}
.kv{padding:42px 0 24px}
.page-head{padding:54px 0 20px}
.page-head .hero-panel{grid-template-columns:1fr .72fr}
.feature-list{display:grid;gap:12px;margin:18px 0 0;padding:0;list-style:none}
.feature-list li{position:relative;padding-left:24px;color:#4E5F7A}
.feature-list li:before{content:"";position:absolute;left:0;top:12px;width:8px;height:8px;background:#289CFF;border-radius:50%}
.review-card p{color:#4E5F7A}
.notice-panel{padding:26px;background:#DDE4EE}
.faq-list{display:grid;gap:16px}
.faq-item strong{display:block;color:#289CFF;font-size:18px;margin-bottom:8px}
.site-footer{background:#243447;color:#EAF3FF;margin-top:48px}
.footer-inner{width:min(1200px,calc(100% - 32px));margin:0 auto;padding:42px 0;display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:28px}
.footer-logo img{max-height:52px;margin-bottom:14px}
.footer-brand p,.footer-note p{color:#D8E6F7}
.footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.footer-links a{color:#EAF3FF;font-weight:700}
.footer-links a:hover{color:#32D1F6}
@media (max-width:1060px){
  .nav{gap:14px}
  .nav a,.nav-link{font-size:14px}
  .header-inner{gap:16px}
}
@media (max-width:920px){
  .desktop-header{display:none}
  .mobile-header{display:flex}
  .hero-panel,.page-head .hero-panel{grid-template-columns:1fr;padding:26px}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .section{padding:38px 0}
  .slider-track{aspect-ratio:16/9}
  .footer-inner{grid-template-columns:1fr}
}
@media (max-width:560px){
  .container{width:min(100% - 24px,1200px)}
  .banner-slider{margin:18px 12px 26px;border-radius:16px}
  .slider-arrow{width:36px;height:36px;font-size:24px}
  .hero-panel{padding:22px}
  .card,.zone-card,.info-card,.review-card,.faq-item{padding:20px}
  .mobile-register{padding:0 15px}
  .mobile-logo img{max-height:42px}
}