:root{
    --bg:#0F141C;
    --nav:#111823;
    --section:#121A25;
    --card:#171F2B;
    --card2:#1D2735;
    --title:#F4F7FB;
    --orange:#FF7A1A;
    --gold:#FFB13B;
    --deep:#FF5A12;
    --text:#E8EEF6;
    --muted:#AEB9C8;
    --note:#7F8B9B;
    --border:rgba(255,255,255,0.08);
    --shadow:0 18px 44px rgba(0,0,0,0.34);
    --grad:linear-gradient(135deg,#FFB13B 0%,#FF7A1A 58%,#FF5A12 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","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
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-header{position:fixed;left:0;right:0;top:0;z-index:9000;background:var(--nav);box-shadow:0 10px 30px rgba(0,0,0,.35)}
.head-row{height:72px;display:flex;align-items:center;gap:24px;min-width:0}
.site-logo{display:inline-flex;align-items:center;flex:0 0 auto}
.site-logo img{max-height:44px;width:auto;object-fit:contain}
.nav-core{display:flex;align-items:center;justify-content:center;gap:8px;flex:1;min-width:0;white-space:nowrap}
.nav-core a{color:var(--text);border-radius:999px;padding:9px 15px;font-weight:700;font-size:15px;transition:.2s}
.nav-core a:hover,.nav-core a.active{color:var(--gold);background:rgba(255,122,26,.12)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 22px;background:var(--grad);color:#fff;border-radius:999px;box-shadow:0 12px 28px rgba(255,122,26,.28);font-weight:800;letter-spacing:.02em;transition:.2s;white-space:nowrap;border:0}
.main-btn:hover{transform:translateY(-1px)}
.nav-register{flex:0 0 auto}
.channel-strip{background:var(--section);border-top:1px solid rgba(255,255,255,.04);border-bottom:1px solid var(--border)}
.channel-row{height:54px;display:flex;align-items:center;gap:12px;position:relative;z-index:9100}
.channel-list{display:flex;align-items:center;gap:8px;overflow:hidden;flex:1;min-width:0}
.channel-list a,.dropdown-menu a{color:var(--muted);background:var(--card);border-radius:999px;border:1px solid var(--border);padding:7px 13px;font-size:14px;white-space:nowrap;transition:.2s}
.channel-list a:hover,.channel-list a.active,.dropdown-menu a:hover,.dropdown-menu a.active{color:#fff;background:var(--grad);border-color:transparent}
.all-channel{position:relative;flex:0 0 auto}
.all-channel-toggle{width:112px;height:34px;border-radius:999px;border:1px solid rgba(255,122,26,.36);background:rgba(255,122,26,.13);color:#fff;cursor:pointer;position:relative}
.all-channel-toggle:before{content:"全部频道";font-weight:700;color:#fff;font-size:14px}
.all-channel-toggle:after{content:"";display:inline-block;margin-left:7px;width:7px;height:7px;border-right:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(45deg) translateY(-2px)}
.dropdown-menu{display:none;position:absolute;right:0;top:42px;width:310px;padding:16px;background:var(--card);box-shadow:0 18px 44px rgba(0,0,0,.40);border:1px solid var(--border);border-radius:18px;z-index:10000;grid-template-columns:repeat(2,1fr);gap:9px}
.all-channel:hover .dropdown-menu,.all-channel:focus-within .dropdown-menu{display:grid}
.mobile-head{display:none;height:62px;padding:0 14px;align-items:center;justify-content:space-between;background:var(--nav)}
.mobile-menu-btn,.drawer-close{border:0;background:transparent;cursor:pointer;padding:0;position:relative}
.mobile-menu-btn{width:42px;height:42px;border-radius:12px;background:var(--card)}
.mobile-menu-btn span{display:block;width:20px;height:2px;background:var(--gold);margin:5px auto;border-radius:4px}
.mobile-register{min-height:36px;padding:0 16px;font-size:14px}
.site-main{padding-top:126px}
.section{padding:56px 0}
.section.alt{background:var(--section)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}
.section-kicker{color:var(--orange);font-size:14px;font-weight:800;letter-spacing:.08em;margin:0 0 6px}
h1,h2,h3,.section-title{color:var(--title);line-height:1.28;margin:0}
h1{font-size:clamp(32px,5vw,54px);letter-spacing:-.02em}
h2,.section-title{font-size:clamp(24px,3vw,36px)}
h3{font-size:20px}
p{margin:0;color:var(--muted)}
.lead{font-size:18px;color:var(--text);max-width:760px}
.text-link{color:var(--gold);font-weight:800;display:inline-flex;align-items:center;gap:5px;margin-top:10px}
.text-link:after{content:"›";font-size:18px;line-height:1}
.tag,.label,.num,.badge{color:var(--orange);font-weight:800}
.badge{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,122,26,.28);background:rgba(255,122,26,.1);border-radius:999px;padding:5px 11px;font-size:13px}
.card,.zone-card,.info-card,.match-card,.review-card,.faq-card,.page-box,.notice-card{background:var(--card);border:1px solid var(--border);box-shadow:0 18px 44px rgba(0,0,0,.25);border-radius:16px}
.banner-wrap{padding:28px 0 44px;background:radial-gradient(circle at top right,rgba(255,122,26,.13),transparent 38%)}
.banner-slider{border-radius:18px;background:var(--card);box-shadow:var(--shadow);overflow:hidden;position:relative;z-index:1;height:420px;border:1px solid var(--border)}
.banner-slider .slide{display:none;height:100%;position:relative;background:#111823}
.banner-slider .slide.active{display:block}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#111823}
.slide-copy{position:absolute;left:36px;bottom:38px;max-width:470px;padding:18px 20px;border-radius:18px;background:rgba(15,20,28,.76);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(10px)}
.slide-copy h2{font-size:26px;margin:0 0 8px;color:#fff}
.slide-copy p{color:#E8EEF6}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;border:none;border-radius:999px;background:rgba(17,24,35,.82);color:var(--gold);box-shadow:0 8px 20px rgba(0,0,0,.35);width:44px;height:44px;cursor:pointer}
.slider-arrow:before{font-size:28px;line-height:1;color:var(--gold)}
.slider-prev{left:18px}.slider-next{right:18px}.slider-prev:before{content:"‹"}.slider-next:before{content:"›"}
.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(255,177,59,.28);padding:0;cursor:pointer}
.slider-dots button.active{background:var(--orange)}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.quick-card{padding:18px;background:linear-gradient(180deg,var(--card),var(--card2));border:1px solid var(--border);border-radius:16px;min-height:164px}
.quick-card h3{margin-bottom:7px}.quick-card p{font-size:14px;color:var(--muted)}
.brand-split,.feature-split,.two-col{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:center}
.brand-copy,.feature-copy{padding:30px}.brand-copy p,.feature-copy p{margin-top:12px}.brand-copy .main-btn,.feature-copy .main-btn{margin-top:20px}
.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto;object-fit:contain}
.media-frame{background:var(--card2);border:1px solid var(--border);border-radius:18px;min-height:260px;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:12px;box-shadow:var(--shadow)}
.media-frame img{max-height:320px;width:100%;object-fit:contain}
.match-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.match-card{padding:24px}.match-card ul,.page-box ul,.notice-card ul{margin:16px 0 0;padding:0;list-style:none}.match-card li,.page-box li,.notice-card li{padding:9px 0;border-bottom:1px solid rgba(255,255,255,.06);color:var(--muted)}.match-card li:last-child,.page-box li:last-child,.notice-card li:last-child{border-bottom:0}
.product-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.product-card{background:var(--card);border:1px solid var(--border);border-radius:16px;overflow:hidden}.product-card .img-wrap{height:150px;background:var(--card2);display:flex;align-items:center;justify-content:center;padding:10px}.product-card img{max-height:135px;width:100%;object-fit:contain}.product-card div:last-child{padding:14px}.product-card p{font-size:14px;margin-top:5px}
.zone-card{overflow:hidden}.zone-card .zone-img{height:205px;background:var(--card2);display:flex;align-items:center;justify-content:center;padding:10px}.zone-card img{max-height:190px;width:100%;object-fit:contain}.zone-card .zone-body{padding:24px}.service-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}.service-points span{background:var(--card2);border:1px solid var(--border);border-radius:12px;padding:10px;color:var(--muted);font-size:14px}
.three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.review-card{padding:20px}.review-card strong{display:block;color:var(--title);margin-bottom:6px}.review-card p{font-size:15px}
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.faq-card{padding:20px}.faq-card h3{font-size:18px;margin-bottom:8px}.faq-card p{font-size:15px}
.notice-row{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.notice-card{padding:24px;background:linear-gradient(180deg,var(--card),#141C27)}
.page-hero{padding:70px 0 48px;background:radial-gradient(circle at 18% 20%,rgba(255,122,26,.15),transparent 34%),var(--section)}
.page-hero .hero-inner{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:end}.page-hero p{margin-top:14px}.page-hero .main-btn{align-self:end}
.page-content{padding:48px 0}.page-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:start}.page-box{padding:26px}.page-box p+p{margin-top:12px}.page-box h2,.page-box h3{margin-bottom:12px}.page-side{display:grid;gap:18px}.image-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.image-card{background:var(--card);border:1px solid var(--border);border-radius:16px;overflow:hidden}.image-card .img-wrap{height:180px;background:var(--card2);display:flex;align-items:center;justify-content:center;padding:10px}.image-card img{max-height:165px;width:100%;object-fit:contain}.image-card h3{padding:13px 14px 0}.image-card p{padding:4px 14px 16px;font-size:14px}.wide-image{margin:18px 0;background:var(--card2);border:1px solid var(--border);border-radius:16px;padding:12px}.wide-image img{max-height:310px;margin:auto;object-fit:contain}.steps{counter-reset:step;display:grid;gap:12px;margin-top:16px}.step{position:relative;padding:16px 16px 16px 54px;background:var(--card2);border:1px solid var(--border);border-radius:14px;color:var(--muted)}.step:before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--grad);color:#fff;font-weight:800}.compact-list{display:grid;gap:10px;margin-top:12px}.compact-list div{padding:13px 14px;background:var(--card2);border:1px solid var(--border);border-radius:12px;color:var(--muted)}
.site-footer{background:#090D13;color:#DCE5F0;padding:48px 0 0}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1.2fr;gap:26px}.footer-brand p,.footer-note p{margin-top:14px;color:#DCE5F0}.footer-links{display:grid;gap:8px;align-content:start}.footer-links h3,.footer-note h3{font-size:18px;margin-bottom:8px}.footer-links a{color:#DCE5F0}.footer-links a:hover{color:var(--gold)}.footer-note .main-btn{margin-top:16px}.footer-bottom{text-align:center;color:#9FADBD;border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding:18px 16px;font-size:14px}
.drawer-mask,.mobile-drawer,.mobile-bottom{display:none}
@media (max-width:1024px){.quick-grid{grid-template-columns:repeat(2,1fr)}.product-grid{grid-template-columns:repeat(3,1fr)}.three-grid,.review-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.banner-slider{height:320px}.channel-list a{padding:7px 10px}.slide-copy{max-width:380px}}
@media (max-width:760px){body{padding-bottom:68px}.desktop-head{display:none}.mobile-head{display:flex}.site-main{padding-top:62px}.container{width:min(100% - 24px,1180px)}.section{padding:38px 0}.section-head{display:block}.section-head p{margin-top:8px}.banner-wrap{padding:18px 0 30px}.banner-slider{height:210px;border-radius:14px}.slide-copy{left:12px;right:12px;bottom:34px;max-width:none;padding:12px 14px}.slide-copy h2{font-size:18px}.slide-copy p{font-size:13px;line-height:1.55}.slider-arrow{width:34px;height:34px}.slider-prev{left:8px}.slider-next{right:8px}.quick-grid,.brand-split,.feature-split,.two-col,.match-grid,.three-grid,.review-grid,.faq-grid,.notice-row,.page-grid,.page-hero .hero-inner{grid-template-columns:1fr}.product-grid,.image-list{grid-template-columns:1fr}.service-points{grid-template-columns:1fr}.media-frame{min-height:190px}.media-frame img{max-height:230px}.zone-card .zone-img{height:165px}.product-card .img-wrap{height:138px}.page-hero{padding:42px 0 32px}.page-hero .main-btn{justify-self:start;margin-top:16px}.page-content{padding:34px 0}.page-box{padding:20px}.footer-grid{grid-template-columns:1fr}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(0,0,0,.56);z-index:9900;opacity:0;visibility:hidden;transition:.2s}.mobile-drawer{display:block;position:fixed;left:0;top:0;bottom:0;width:min(82vw,330px);background:var(--card);z-index:10000;transform:translateX(-105%);transition:.25s;border-right:1px solid var(--border);box-shadow:24px 0 60px rgba(0,0,0,.45);overflow-y:auto}.drawer-open .drawer-mask{opacity:1;visibility:visible}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-top{height:68px;padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.drawer-close{width:38px;height:38px;border-radius:12px;background:var(--card2)}.drawer-close:before,.drawer-close:after{content:"";position:absolute;width:18px;height:2px;background:var(--gold);left:10px;top:18px;border-radius:3px}.drawer-close:before{transform:rotate(45deg)}.drawer-close:after{transform:rotate(-45deg)}.drawer-nav{display:grid;gap:8px;padding:16px}.drawer-nav a{padding:12px 14px;border-radius:13px;background:var(--card2);border:1px solid var(--border);color:var(--text);font-weight:700}.drawer-nav a.active{background:var(--grad);color:#fff;border-color:transparent}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;height:62px;background:#0B1017;border-top:1px solid var(--border);z-index:8900}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:var(--muted);font-weight:800;font-size:14px}.mobile-bottom a.active{color:var(--gold)} }