*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#F2F7FD;color:#33445F;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:#FFFFFF;backdrop-filter:blur(10px);box-shadow:0 6px 20px rgba(68,106,153,0.10)}
.header-inner{max-width:1200px;margin:auto;height:76px;display:flex;align-items:center;gap:24px;padding:0 20px}
.logo img{max-height:52px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:8px;flex:1;min-width:0}
.nav a{display:block;padding:21px 12px 18px;color:#5E6E8D;font-weight:600;white-space:nowrap;border-bottom:3px solid transparent}
.nav a.active,.nav a:hover{color:#168DFF;border-bottom-color:#168DFF}
.nav-item{position:relative}
.has-dropdown>a:after{content:"";display:inline-block;margin-left:6px;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid #5E6E8D;vertical-align:middle}
.dropdown{position:absolute;top:100%;left:0;min-width:168px;background:#FFFFFF;border:1px solid rgba(72,120,176,0.12);box-shadow:0 18px 36px rgba(68,106,153,0.16);border-radius:16px;padding:10px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s;z-index:1200}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{padding:9px 12px;border:0;border-radius:10px}
.dropdown a:hover{background:#EDF5FD}
.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:999px;background:linear-gradient(180deg,#39D6F4 0%,#1EBDEB 48%,#168DFF 100%);color:#FFFFFF;font-weight:700;padding:11px 22px;box-shadow:0 10px 22px rgba(22,141,255,.24);white-space:nowrap}
.header-btn{flex:0 0 auto}
.page-main{padding-top:96px}
.container{max-width:1200px;margin:auto;padding:0 20px}
.banner-slider{max-width:1200px;height:420px;margin:22px auto 36px;border-radius:22px;background:#FFFFFF;box-shadow:0 14px 34px rgba(68,106,153,0.10);overflow:hidden;position:relative}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .45s;background:#fff}
.slide.active{opacity:1;z-index:1}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#FFFFFF}
.slider-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.9);color:#168DFF;font-size:28px;box-shadow:0 8px 20px rgba(68,106,153,.14);cursor:pointer}
.slider-btn.prev{left:18px}.slider-btn.next{right:18px}
.slider-dots{position:absolute;z-index:4;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}
.dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(22,141,255,.28);cursor:pointer}
.dot.active{width:26px;border-radius:99px;background:#168DFF}
.section{margin:32px 0;padding:34px;border-radius:24px;background:rgba(255,255,255,0.96);border:1px solid rgba(72,120,176,0.12);box-shadow:0 12px 32px rgba(68,106,153,0.10)}
.section.alt{background:#EDF5FD}
.grid{display:grid;gap:20px}
.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{background:rgba(255,255,255,0.96);border:1px solid rgba(72,120,176,0.12);box-shadow:0 12px 32px rgba(68,106,153,0.10);border-radius:20px;padding:22px}
.media-card{overflow:hidden;padding:0}
.media-card img,.hero-img{width:100%;height:260px;object-fit:contain;background:#FFFFFF;border-radius:18px}
h1,h2,h3,.section-title{color:#168DFF;line-height:1.35;margin:0 0 14px}
h1{font-size:40px;color:#2D79D8}
h2{font-size:28px}
h3{font-size:20px}
p{margin:0 0 12px}
.text-link{color:#168DFF;font-weight:700}
.tag,.number-badge{display:inline-flex;color:#35BFF0;background:#E7F1FB;border-radius:999px;padding:4px 12px;font-weight:700;font-size:13px;margin-bottom:10px}
.hero{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:28px}
.hero p{font-size:16px}
.notice{border-left:4px solid #35BFF0;padding:15px 18px;background:#F7FAFE;border-radius:14px;color:#687995}
.faq-item{padding:20px;border-radius:18px;background:#F7FAFE;border:1px solid rgba(72,120,176,0.10)}
.faq-item strong{display:block;color:#168DFF;margin-bottom:8px;font-size:17px}
.page-hero{margin-bottom:28px}
.page-hero .hero-img{height:320px}
.site-footer{background:#344564;color:#EAF5FF;margin-top:50px;padding:42px 20px 80px}
.footer-inner{max-width:1200px;margin:auto;display:grid;gap:18px}
.footer-logo img{max-height:48px}
.footer-brand{display:grid;grid-template-columns:190px 1fr;gap:20px;align-items:center}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{color:#EAF5FF}
.footer-note{color:#cbdcf0}
.bottom-tabs{display:none}
.menu-toggle{display:none;background:none;border:0;width:42px;height:42px;padding:10px}
.menu-toggle span{display:block;height:3px;background:#168DFF;border-radius:4px;margin:5px 0}
.mobile-drawer{position:fixed;top:0;left:0;width:84%;max-width:320px;height:100vh;background:#FFFFFF;z-index:1500;transform:translateX(-104%);transition:.25s;box-shadow:18px 0 40px rgba(0,0,0,.18);padding:18px;overflow:auto}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.38);z-index:1400;opacity:0;visibility:hidden;transition:.25s}
.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{border:0;background:#EDF5FD;color:#168DFF;border-radius:12px;width:40px;height:40px;font-size:26px}
.drawer-nav a{display:block;padding:12px 10px;border-bottom:1px solid #E7F1FB;color:#5E6E8D;font-weight:700}
body.drawer-open{overflow:hidden}
@media(max-width:980px){
    .desktop-nav{display:none}
    .menu-toggle{display:block}
    .header-inner{height:68px;justify-content:space-between}
    .page-main{padding-top:82px}
    .banner-slider{height:300px;margin:18px 16px 26px}
    .hero,.grid-2,.grid-3,.grid-4,.footer-brand{grid-template-columns:1fr}
    h1{font-size:30px}
    h2{font-size:24px}
    .section{padding:24px;margin:22px 0}
}
@media(max-width:640px){
    .header-inner{padding:0 12px;gap:12px}
    .logo img{max-height:42px}
    .header-btn{padding:8px 15px}
    .banner-slider{height:210px;border-radius:16px}
    .container{padding:0 14px}
    .media-card img,.hero-img,.page-hero .hero-img{height:210px}
    .site-footer{padding-bottom:92px}
    .bottom-tabs{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(4,1fr);background:#FFFFFF;box-shadow:0 -8px 24px rgba(68,106,153,.12);z-index:999}
    .bottom-tabs a{text-align:center;padding:10px 0;color:#168DFF;font-weight:700}
}