:root{
    --bg:#EEF6FA;
    --nav:#08263A;
    --title:#0A3B5A;
    --brand:#0E88C8;
    --deep:#075C91;
    --cyan:#18D4C6;
    --silver:#F8FBFD;
    --text:#1F2D38;
    --muted:#5E7080;
    --soft:#8A9AA8;
    --footer:#061B2B;
    --border:rgba(14,136,200,0.14);
    --shadow:0 14px 36px rgba(7,92,145,0.10);
    --btn:linear-gradient(135deg,#0E88C8 0%,#075C91 52%,#18D4C6 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:var(--brand);text-decoration:none;transition:.2s ease}
a:hover{color:var(--cyan)}
img{max-width:100%;height:auto;display:block}
p{margin:0 0 14px;color:var(--muted)}
h1,h2,h3,.section-title{color:var(--title);line-height:1.32;margin:0 0 14px}
h1{font-size:clamp(30px,4vw,48px);letter-spacing:.5px}
h2{font-size:clamp(24px,3vw,34px)}
h3{font-size:20px}
ul{padding-left:20px;margin:12px 0;color:var(--muted)}
.site-header{position:fixed;top:0;left:0;right:0;background:var(--nav);box-shadow:0 8px 24px rgba(7,92,145,.18);z-index:9000}
.topbar{height:70px;max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:22px;padding:0 20px;white-space:nowrap}
.site-logo{display:inline-flex;align-items:center;color:var(--cyan);font-size:28px;font-weight:800;letter-spacing:1px;line-height:1}
.nav-core{display:flex;gap:10px;align-items:center;flex:1;justify-content:center;min-width:0}
.nav-core a{color:#EAF6FC;background:rgba(255,255,255,.08);border-radius:999px;padding:9px 16px;font-weight:700;font-size:15px}
.nav-core a:hover,.nav-core a.active{color:var(--cyan);background:rgba(24,212,198,.12);box-shadow:inset 0 -2px 0 var(--cyan)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.quick-service{border:1px solid rgba(24,212,198,.35);background:rgba(255,255,255,.08);color:#EAF6FC;border-radius:999px;padding:9px 17px;font-weight:700;cursor:pointer}
.quick-service:hover{color:var(--cyan);border-color:rgba(24,212,198,.7);box-shadow:0 8px 18px rgba(24,212,198,.1)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--btn);color:#fff;border-radius:999px;box-shadow:0 10px 24px rgba(7,92,145,.18);font-weight:700;padding:10px 22px;border:0;cursor:pointer}
.main-btn:hover{transform:translateY(-1px);color:#fff}
.reg-btn{min-width:76px}
.channel-strip{height:46px;display:flex;align-items:center;justify-content:center;gap:10px;padding:0 20px;background:#E8F4FA;border-bottom:1px solid var(--border)}
.channel-strip a{color:var(--title);background:#fff;border:1px solid var(--border);border-radius:999px;padding:6px 15px;font-size:14px;font-weight:700}
.channel-strip a:hover,.channel-strip a.active{color:var(--brand);border-color:rgba(24,212,198,.55);box-shadow:0 8px 18px rgba(7,92,145,.10)}
.menu-btn{display:none;background:transparent;border:0;width:40px;height:40px;padding:7px;cursor:pointer}
.menu-btn span{display:block;height:2px;background:var(--cyan);margin:6px 0;border-radius:999px}
.site-overlay{position:fixed;inset:0;background:rgba(6,27,43,.48);z-index:9998;opacity:0;visibility:hidden;transition:.25s ease}
.category-panel{position:fixed;right:0;top:0;width:min(440px,90vw);height:100vh;background:#fff;box-shadow:0 18px 48px rgba(7,92,145,.16);z-index:10000;transform:translateX(104%);transition:.28s ease;overflow-y:auto;padding:28px}
.service-open .category-panel{transform:translateX(0)}
.service-open .site-overlay,.drawer-open .site-overlay{opacity:1;visibility:visible}
.panel-head,.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px}
.panel-head p{margin:0;color:var(--brand);font-weight:700;font-size:14px}
.panel-close{width:38px;height:38px;border:1px solid var(--border);background:#F8FBFD;color:var(--title);border-radius:50%;font-size:26px;line-height:1;cursor:pointer}
.panel-grid{display:grid;gap:18px}
.service-group{background:#F8FBFD;border:1px solid var(--border);border-radius:18px;padding:18px}
.service-group h3{margin-bottom:10px;color:var(--title)}
.service-group a{display:grid;grid-template-columns:88px 1fr;gap:10px;align-items:start;padding:9px 0;border-bottom:1px solid rgba(14,136,200,.08)}
.service-group a:last-child{border-bottom:0}
.service-group strong{color:var(--title)}
.service-group span{color:var(--soft);font-size:13px}
.mobile-drawer{position:fixed;left:0;top:0;width:82vw;max-width:320px;height:100vh;background:#fff;z-index:10000;transform:translateX(-105%);transition:.28s ease;overflow-y:auto;padding:22px}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-nav{display:grid;gap:8px}
.drawer-nav a{display:block;padding:12px 14px;border-radius:14px;background:#F8FBFD;color:var(--title);font-weight:700;border:1px solid var(--border)}
.mobile-bottom{display:none}
.page-main,.home-main{padding-top:132px;min-height:70vh}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{margin:42px auto}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:22px}
.section-kicker,.tag,.label,.num,.badge{color:var(--brand);font-weight:800;letter-spacing:.5px}
.section-head p{max-width:680px}
.hero-page{max-width:1200px;margin:28px auto 32px;padding:44px 36px;border-radius:28px;background:linear-gradient(135deg,#FFFFFF 0%,#E9FFFC 48%,#E8F4FA 100%);border:1px solid var(--border);box-shadow:var(--shadow)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:32px;align-items:center}
.hero-page .hero-text p{font-size:17px;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.ghost-link{display:inline-flex;align-items:center;font-weight:800;color:var(--brand);padding:10px 2px}
.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto;object-fit:contain}
.hero-img,.content-img{background:#fff;border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);padding:10px;max-height:310px;width:100%;object-fit:contain}
.card,.zone-card,.info-card,.review-card,.faq-item,.notice-box,.feature-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;padding:24px}
.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:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.card-link,.text-link{font-weight:800;color:var(--brand);display:inline-flex;margin-top:8px}
.banner-slider{max-width:1200px;height:380px;margin:28px auto 36px;border-radius:24px;background:#fff;box-shadow:0 16px 38px rgba(7,92,145,.12);overflow:hidden;position:relative;z-index:1}
.banner-slider .slide{display:none;width:100%;height:100%;position:relative;background:#fff}
.banner-slider .slide.active{display:block}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}
.slide-caption{position:absolute;left:38px;bottom:34px;max-width:520px;background:rgba(6,27,43,.62);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.22);border-radius:20px;padding:20px 22px;color:#fff}
.slide-caption h2{color:#fff;margin-bottom:6px;font-size:28px}
.slide-caption p{color:#EAF6FC;margin:0}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;border:none;border-radius:999px;background:rgba(255,255,255,.88);color:var(--brand);box-shadow:0 8px 20px rgba(7,92,145,.16);width:44px;height:44px;font-size:28px;cursor:pointer}
.slider-arrow.prev{left:18px}.slider-arrow.next{right:18px}
.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}
.slider-dots button{width:9px;height:9px;border-radius:50%;border:none;background:rgba(14,136,200,.26);cursor:pointer;padding:0}
.slider-dots button.active{background:var(--cyan)}
.intro-card{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:28px;align-items:center;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:24px;padding:28px}
.intro-card img{height:230px;width:100%;object-fit:contain;border-radius:18px;background:#F8FBFD}
.quick-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.quick-card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:18px;box-shadow:var(--shadow);min-height:168px}
.quick-card h3{font-size:18px;margin-bottom:8px}.quick-card p{font-size:14px;line-height:1.62}
.summary-card{background:#F8FBFD;border:1px solid var(--border);border-radius:24px;padding:28px;box-shadow:var(--shadow)}
.info-card .num{font-size:28px;display:block;margin-bottom:10px}
.zone-card{padding:0;overflow:hidden}.zone-card img{height:210px;width:100%;object-fit:contain;background:#F8FBFD}.zone-body{padding:22px}
.wide-card{display:grid;grid-template-columns:300px 1fr;gap:24px;align-items:center;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:24px;padding:22px}
.wide-card img{height:220px;width:100%;object-fit:contain;background:#F8FBFD;border-radius:18px}
.notice-box{background:linear-gradient(135deg,#fff 0%,#E9FFFC 100%)}
.review-card{font-size:15px}.review-card strong{display:block;color:var(--title);margin-top:12px}
.faq-list{display:grid;gap:16px}.faq-item h3{font-size:18px}.faq-item p{margin-bottom:0}
.page-content{max-width:1200px;margin:0 auto 50px;padding:0 20px}
.article-layout{display:grid;grid-template-columns:1fr 330px;gap:24px;align-items:start}.article-main{display:grid;gap:22px}.side-stack{display:grid;gap:20px;position:sticky;top:142px}
.article-main section{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;padding:26px}
.article-main .split{display:grid;grid-template-columns:1fr 270px;gap:22px;align-items:center}.article-main .split img{height:220px;width:100%;object-fit:contain;border-radius:18px;background:#F8FBFD;border:1px solid var(--border)}
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px}.check-list span{background:#F8FBFD;border:1px solid var(--border);border-radius:14px;padding:10px 12px;color:var(--title);font-weight:700}
.app-section{display:grid;grid-template-columns:320px 1fr;gap:26px;align-items:center}.app-section img{height:260px;width:100%;object-fit:contain;border-radius:20px;background:#F8FBFD;border:1px solid var(--border)}
.contact-info{display:grid;gap:12px}.contact-info div{background:#F8FBFD;border:1px solid var(--border);border-radius:16px;padding:14px}.contact-info strong{display:block;color:var(--title)}
.site-footer{background:var(--footer);color:#EAF6FC;margin-top:56px;padding:42px 0 38px}.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.1fr 1fr 1.1fr;gap:30px}.site-footer p{color:#EAF6FC}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.footer-links a{color:#EAF6FC;background:rgba(255,255,255,.08);border-radius:12px;padding:10px}.footer-links a:hover{color:var(--cyan)}.footer-note .main-btn{margin-top:10px}
@media (max-width:1024px){
    .topbar{gap:14px}.nav-core a{padding:8px 12px}.quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.banner-slider{height:300px}.hero-grid,.article-layout{grid-template-columns:1fr}.side-stack{position:static}.intro-card,.wide-card,.app-section{grid-template-columns:1fr}.intro-card img,.wide-card img,.app-section img{height:240px}.article-main .split{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
    body{padding-bottom:72px}.site-header{height:64px}.topbar{height:64px;justify-content:space-between;padding:0 14px}.site-logo{font-size:24px}.menu-btn{display:block}.nav-core,.quick-service,.channel-strip{display:none}.header-actions{margin-left:0}.reg-btn{padding:8px 16px;min-width:68px}.page-main,.home-main{padding-top:76px}.container{padding:0 14px}.banner-slider{height:210px;margin:14px 14px 24px;border-radius:18px}.slide-caption{left:14px;right:14px;bottom:34px;padding:12px 14px;border-radius:14px}.slide-caption h2{font-size:18px}.slide-caption p{font-size:13px;line-height:1.5}.slider-arrow{width:34px;height:34px;font-size:22px}.slider-arrow.prev{left:10px}.slider-arrow.next{right:10px}.section{margin:30px auto}.section-head{display:block}.hero-page{margin:14px 14px 24px;padding:26px 20px;border-radius:22px}.grid-2,.grid-3,.grid-4,.quick-grid,.check-list{grid-template-columns:1fr}.intro-card{padding:20px}.intro-card img,.zone-card img,.wide-card img,.hero-img,.content-img{height:auto;max-height:220px}.article-main section{padding:22px}.footer-inner{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:62px;background:#fff;box-shadow:0 -10px 28px rgba(7,92,145,.12);z-index:8500;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--muted)}.mobile-bottom a.active{color:var(--brand);background:#E9FFFC}.category-panel{width:88vw;padding:22px}.service-group a{grid-template-columns:1fr}.drawer-open,.service-open{overflow:hidden}.page-content{padding:0 14px}
}
@media (max-width:420px){.banner-slider{height:180px}.slide-caption{display:none}.footer-links{grid-template-columns:1fr}.card,.zone-card,.info-card,.review-card,.faq-item,.notice-box,.feature-card{padding:20px}}