:root{
    --bg:#0F141C;
    --nav:#111823;
    --section:#121A25;
    --card:#171F2B;
    --card2:#1D2735;
    --title:#F4F7FB;
    --orange:#FF7A1A;
    --gold:#FFB13B;
    --orange2:#FF5A12;
    --text:#E8EEF6;
    --muted:#AEB9C8;
    --small:#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","PingFang SC","Hiragino Sans GB","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}
.site-header{position:fixed;left:0;right:0;top:0;background:var(--nav);box-shadow:0 10px 30px rgba(0,0,0,0.35);z-index:9000}
.topbar{border-bottom:1px solid var(--border)}
.header-inner,.channel-inner,.footer-inner,.page-wrap{width:min(1180px,calc(100% - 40px));margin:0 auto}
.header-inner{height:70px;display:flex;align-items:center;gap:24px;white-space:nowrap}
.site-logo{display: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;gap:8px;flex:1;min-width:0;justify-content:center}
.nav-core a{color:var(--text);border-radius:999px;padding:9px 16px;font-weight:650;font-size:15px;transition:.22s ease}
.nav-core a:hover,.nav-core a.active{color:var(--gold);background:rgba(255,122,26,0.12)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--grad);color:#fff;border-radius:999px;box-shadow:0 12px 28px rgba(255,122,26,0.28);font-weight:800;border:none;min-height:42px;padding:0 22px;transition:.2s ease;letter-spacing:.04em}
.main-btn:hover{transform:translateY(-1px)}
.nav-register{flex:0 0 auto}
.mobile-menu-btn{display:none;width:42px;height:42px;border-radius:999px;border:1px solid var(--border);background:var(--card2);align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;flex:0 0 auto}
.mobile-menu-btn i{width:18px;height:2px;background:var(--gold);border-radius:999px}
.channel-strip{background:var(--section);border-bottom:1px solid var(--border);position:relative;z-index:9500}
.channel-inner{height:54px;display:flex;align-items:center;gap:10px;overflow:visible}
.channel-strip a,.all-channel-toggle{color:var(--muted);background:var(--card);border-radius:999px;border:1px solid var(--border);padding:8px 13px;font-size:14px;line-height:1;cursor:pointer;transition:.2s ease;display:inline-flex;align-items:center;white-space:nowrap}
.channel-strip a:hover,.channel-strip a.active,.all-channel.open .all-channel-toggle,.all-channel:hover .all-channel-toggle{color:#fff;background:var(--grad);border-color:transparent}
.all-channel{position:relative;flex:0 0 auto}
.dropdown-menu{display:none;position:absolute;right:0;top:44px;width:390px;background:var(--card);box-shadow:0 18px 44px rgba(0,0,0,0.40);border:1px solid var(--border);z-index:10000;border-radius:18px;padding:14px;grid-template-columns:repeat(3,1fr);gap:10px}
.all-channel:hover .dropdown-menu,.all-channel.open .dropdown-menu{display:grid}
.dropdown-menu a{justify-content:center;background:var(--card2);padding:10px 8px}
.drawer-mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.58);z-index:9800}
.drawer-mask.open{display:block}
.mobile-drawer{position:fixed;left:0;top:0;height:100vh;width:310px;max-width:86vw;background:var(--card);z-index:10000;transform:translateX(-102%);transition:.28s ease;box-shadow:18px 0 40px rgba(0,0,0,.42);padding:18px;overflow-y:auto;border-right:1px solid var(--border)}
.mobile-drawer.open{transform:translateX(0)}
.drawer-open{overflow:hidden}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-logo img{max-height:42px}
.drawer-close{width:38px;height:38px;border-radius:999px;background:var(--card2);border:1px solid var(--border);position:relative;cursor:pointer}
.drawer-close:before,.drawer-close:after{content:"";position:absolute;left:10px;right:10px;top:18px;height:2px;background:var(--gold);border-radius:999px}
.drawer-close:before{transform:rotate(45deg)}
.drawer-close:after{transform:rotate(-45deg)}
.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer-nav a{background:var(--card2);border:1px solid var(--border);border-radius:14px;padding:12px 10px;color:var(--muted);font-weight:650;text-align:center}
.drawer-nav a.active{color:#fff;background:rgba(255,122,26,.18);border-color:rgba(255,122,26,.38)}
.site-main{padding-top:142px;min-height:70vh}
.page-wrap{padding:28px 0 70px}
section{margin-bottom:34px}
.hero-carousel{margin-top:0}
.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}
.banner-slider .slide.active{display:block}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:var(--nav)}
.slide-caption{position:absolute;left:34px;bottom:34px;width:min(480px,calc(100% - 68px));padding:20px 22px;background:rgba(15,20,28,.68);border:1px solid rgba(255,255,255,.12);border-radius:18px;backdrop-filter:blur(8px)}
.slide-caption .section-kicker{margin:0 0 6px}
.slide-caption h2{margin:0 0 8px;font-size:28px;line-height:1.22;color:var(--title)}
.slide-caption p{margin:0;color:var(--muted);font-size:15px}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;border:none;border-radius:999px;background:rgba(17,24,35,0.82);color:var(--gold);box-shadow:0 8px 20px rgba(0,0,0,0.35);width:42px;height:42px;display:flex;align-items:center;justify-content:center;cursor:pointer}
.slider-arrow:before{font-size:32px;line-height:1;margin-top:-2px}
.slider-arrow.prev{left:16px}.slider-arrow.next{right:16px}
.slider-arrow.prev:before{content:"‹"}.slider-arrow.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(255,177,59,0.28);padding:0;cursor:pointer}
.slider-dots button.active{background:var(--orange)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}
h1,h2,h3,.section-title{color:var(--title);line-height:1.32;margin:0}
h1{font-size:42px;letter-spacing:-.02em}
h2,.section-title{font-size:28px}
h3{font-size:19px}
p{margin:0 0 13px;color:var(--muted)}
.section-kicker,.tag,.label,.num,.badge{color:var(--orange);font-weight:800;letter-spacing:.06em;font-size:14px}
.text-link{color:var(--gold);font-weight:750;display:inline-flex;margin-top:8px}
.text-link:hover{color:var(--orange)}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card,.zone-card,.info-card,.match-card,.review-card,.faq-item,.page-hero,.notice-card{background:var(--card);border:1px solid var(--border);box-shadow:0 18px 44px rgba(0,0,0,0.25);border-radius:16px}
.card,.info-card,.match-card,.review-card,.faq-item,.notice-card{padding:22px}
.card h3,.info-card h3,.match-card h3,.faq-item h3{margin-bottom:8px}
.card p:last-child,.info-card p:last-child,.match-card p:last-child,.review-card p:last-child,.notice-card p:last-child{margin-bottom:0}
.zone-card{overflow:hidden}
.zone-card img,.content-img,.app-section img{max-width:100%;height:auto;object-fit:contain;background:var(--nav);border-bottom:1px solid var(--border)}
.zone-card img{width:100%;height:180px;padding:10px}
.zone-body{padding:20px}
.zone-body ul,.points-list{margin:12px 0 0;padding-left:18px;color:var(--muted)}
.zone-body li,.points-list li{margin:6px 0}
.split-section{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;align-items:center;background:var(--section);border:1px solid var(--border);border-radius:20px;padding:24px;box-shadow:var(--shadow)}
.split-section.reverse{grid-template-columns:.95fr 1.05fr}
.split-media{background:var(--card);border:1px solid var(--border);border-radius:18px;overflow:hidden;align-self:stretch;display:flex;align-items:center;justify-content:center;min-height:260px}
.split-media img{width:100%;max-height:310px;object-fit:contain;padding:10px;background:var(--nav)}
.split-content{padding:4px 8px}
.split-content h2{margin-bottom:12px}
.feature-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.feature-strip .card{padding:18px}
.page-hero{padding:34px;background:radial-gradient(circle at 12% 0%,rgba(255,122,26,.18),transparent 34%),var(--card);margin-bottom:28px;overflow:hidden}
.page-hero p{max-width:890px}
.page-hero .hero-actions{margin-top:20px}
.content-panel{background:var(--section);border:1px solid var(--border);border-radius:20px;padding:26px;margin-bottom:28px}
.content-panel h2{margin-bottom:12px}
.article-text p{font-size:16px;margin-bottom:16px;color:var(--muted)}
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}
.step{background:var(--card2);border:1px solid var(--border);border-radius:16px;padding:20px;position:relative}
.step:before{counter-increment:step;content:counter(step);position:absolute;right:18px;top:12px;color:rgba(255,177,59,.22);font-size:40px;font-weight:900;line-height:1}
.review-card{background:linear-gradient(180deg,var(--card),var(--card2))}
.review-card strong{display:block;color:var(--gold);margin-bottom:8px}
.faq-list{display:grid;gap:14px}
.faq-item{box-shadow:none;background:var(--card2)}
.faq-item h3{font-size:18px;color:var(--gold)}
.notice-card{background:linear-gradient(135deg,rgba(255,122,26,.12),rgba(255,177,59,.05)),var(--card);border-color:rgba(255,122,26,.25)}
.notice-card h2,.notice-card h3{margin-bottom:10px}
.page-section{margin-bottom:30px}
.site-footer{background:#090D13;color:#DCE5F0;padding:48px 0 20px;border-top:1px solid var(--border)}
.footer-inner{display:grid;grid-template-columns:1.4fr .8fr .8fr 1.1fr;gap:28px}
.footer-brand p,.footer-note p{color:#DCE5F0;font-size:14px}
.footer-logo{margin-bottom:14px}
.footer-links h3,.footer-note h3{font-size:17px;margin-bottom:12px;color:#F4F7FB}
.footer-links a{display:block;color:#AEB9C8;margin:8px 0;font-size:14px}
.footer-links a:hover{color:var(--gold)}
.footer-register{margin-top:10px}
.copyright{text-align:center;color:#7F8B9B;font-size:13px;margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.06)}
.mobile-bottom-nav{display:none}
@media(max-width:1024px){
    .header-inner,.channel-inner,.footer-inner,.page-wrap{width:min(100% - 28px,960px)}
    .nav-core{gap:4px}.nav-core a{padding:8px 12px}
    .channel-inner{overflow-x:auto;padding-bottom:0;scrollbar-width:none}.channel-inner::-webkit-scrollbar{display:none}
    .dropdown-menu{right:0;width:340px;grid-template-columns:repeat(2,1fr)}
    .banner-slider{height:320px}
    .grid-4{grid-template-columns:repeat(2,1fr)}
    .feature-strip{grid-template-columns:repeat(2,1fr)}
    .steps{grid-template-columns:1fr}
    .footer-inner{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
    body{padding-bottom:66px}
    .site-main{padding-top:78px}
    .topbar{border-bottom:1px solid var(--border)}
    .header-inner{height:68px;gap:10px;width:calc(100% - 22px);justify-content:space-between}
    .mobile-menu-btn{display:flex}
    .nav-core,.channel-strip{display:none}
    .site-logo img{max-height:38px}
    .nav-register{min-height:38px;padding:0 15px;font-size:14px}
    .page-wrap{width:calc(100% - 22px);padding:18px 0 44px}
    h1{font-size:28px}h2,.section-title{font-size:23px}h3{font-size:18px}
    .section-head{display:block}.section-head .text-link{margin-top:6px}
    .banner-slider{height:214px;border-radius:14px}
    .slide-caption{left:10px;right:10px;bottom:10px;width:auto;padding:12px;border-radius:14px}
    .slide-caption h2{font-size:18px}.slide-caption p{font-size:12px;line-height:1.5}
    .slider-arrow{width:34px;height:34px}.slider-arrow.prev{left:8px}.slider-arrow.next{right:8px}
    .grid-2,.grid-3,.grid-4,.split-section,.split-section.reverse{grid-template-columns:1fr}
    .feature-strip{grid-template-columns:1fr}
    .card,.info-card,.match-card,.review-card,.faq-item,.notice-card{padding:18px}
    .page-hero{padding:24px 18px;border-radius:16px}
    .content-panel{padding:20px 16px;border-radius:16px}
    .split-section{padding:16px;border-radius:16px}
    .split-media{min-height:180px}.split-media img{max-height:230px}.zone-card img{height:150px}
    .footer-inner{grid-template-columns:1fr;width:calc(100% - 24px)}
    .mobile-bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;background:#111823;border-top:1px solid var(--border);z-index:8500;box-shadow:0 -10px 28px rgba(0,0,0,.38)}
    .mobile-bottom-nav a{padding:10px 6px 12px;text-align:center;color:var(--muted);font-size:13px;font-weight:750}
    .mobile-bottom-nav a.active{color:var(--gold)}
}
@media(max-width:420px){
    .banner-slider{height:184px}
    .slide-caption p{display:none}
    .drawer-nav{grid-template-columns:1fr}
}