:root{
  --bg:#111318;
  --nav:#151820;
  --panel:#1A1E27;
  --panel-2:#222733;
  --accent:#F45132;
  --accent-hover:#FF684E;
  --gold:#D7A84B;
  --text:#F7F8FA;
  --body:#D5D8DF;
  --muted:#AEB4C0;
  --border:rgba(255,255,255,.09);
  --shadow:0 14px 36px rgba(0,0,0,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--body);font-family:system-ui,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
body.drawer-open{overflow:hidden}
img{max-width:100%}
a{color:inherit;text-decoration:none;touch-action:manipulation}
button{font:inherit}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto;max-width:100%}
.site-header{position:sticky;top:0;z-index:1000;background:var(--nav);border-bottom:1px solid var(--border)}
.desktop-bar{height:72px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}
.brand,.mobile-brand,.drawer-brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;letter-spacing:.02em}
.brand img,.mobile-brand img,.drawer-brand img{width:34px;height:34px;object-fit:contain}
.desktop-nav{display:flex;align-items:center;justify-content:center;gap:24px;white-space:nowrap}
.desktop-nav a{height:72px;display:flex;align-items:center;color:var(--muted);border-bottom:2px solid transparent;font-weight:650}
.desktop-nav a:hover,.desktop-nav a.current{color:#fff;border-bottom-color:var(--accent)}
.register-btn{min-height:40px;display:inline-flex;align-items:center;justify-content:center;padding:0 20px;border-radius:999px;background:var(--accent);color:#fff;font-weight:800;box-shadow:0 8px 18px rgba(244,81,50,.18)}
.register-btn:hover{background:var(--accent-hover)}
.mobile-bar{display:none}
.channel-strip{background:#12151c;border-top:1px solid var(--border)}
.channel-links{min-height:38px;display:flex;gap:18px;align-items:center;overflow:auto;white-space:nowrap;color:var(--muted);font-size:14px}
.channel-links span{color:var(--gold)}
.channel-links a:hover{color:#fff}
.site-main{min-height:60vh}
.hero,.page-hero{padding:54px 0 24px}
.page-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--gold);font-weight:750;font-size:14px;letter-spacing:.08em}
.page-kicker:before{content:"";width:26px;height:2px;background:var(--accent);display:inline-block}
h1,h2,h3{color:var(--text);line-height:1.25;margin-top:0}
h1{font-size:clamp(32px,4vw,42px);margin-bottom:14px}
h2{font-size:clamp(24px,3vw,30px);margin-bottom:16px}
h3{font-size:19px;margin-bottom:8px}
.lead{font-size:18px;color:#E4E6EB;max-width:820px;margin:0}
.section{padding:28px 0}
.panel{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:var(--shadow)}
.panel + .panel{margin-top:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:20px;min-width:0}
.card p:last-child,.panel p:last-child{margin-bottom:0}
.card-link{display:inline-flex;align-items:center;min-height:40px;margin-top:10px;color:#fff;font-weight:750;border-bottom:1px solid rgba(244,81,50,.5)}
.card-link:hover{color:var(--accent-hover)}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:10px;background:#12151c;aspect-ratio:16/9}
.media > img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}
.media-4x5{aspect-ratio:4/5}
.media-app{aspect-ratio:3/5}
.media-placeholder{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(145deg,#11141b,#202631);border:1px solid var(--border)}
.media-placeholder:after{content:"";width:38%;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.7}
.media + h3,.media + p{margin-top:14px}
.split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:28px;align-items:start}
.split.reverse{grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr)}
.split.reverse .media{order:1}
.split.reverse .copy{order:2}
.tag-list{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0 0;padding:0;list-style:none}
.tag-list li{background:var(--panel-2);border:1px solid var(--border);padding:7px 11px;border-radius:999px;color:#E7E9ED;font-size:14px}
.link-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.link-row a{display:inline-flex;align-items:center;min-height:40px;padding:7px 12px;border-radius:10px;background:var(--panel-2);border:1px solid var(--border);color:#fff}
.link-row a:hover{border-color:rgba(244,81,50,.65);color:var(--accent-hover)}
.notice{border-left:3px solid var(--gold);padding:14px 16px;background:#171B23;border-radius:0 10px 10px 0;color:#E5E7EB}
.qa{border-top:1px solid var(--border);padding-top:18px;margin-top:18px}
.qa:first-child{border-top:0;padding-top:0;margin-top:0}
.qa h3{display:flex;gap:8px}
.qa h3:before{content:"Q";color:var(--accent);font-size:14px;margin-top:3px}
.list-clean{list-style:none;padding:0;margin:0}
.list-clean li{padding:12px 0;border-bottom:1px solid var(--border)}
.list-clean li:last-child{border-bottom:0}
.carousel-shell{background:#0e1015;border:1px solid var(--border);border-radius:16px;padding:14px;overflow:hidden}
.carousel{overflow:hidden;border-radius:12px}
.carousel-track{display:flex;transition:transform .25s ease}
.carousel-slide{min-width:100%}
.carousel-slide .media{height:260px;aspect-ratio:auto}
.carousel-controls{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:12px}
.carousel-prev,.carousel-next,.carousel-dot{border:1px solid var(--border);background:var(--panel-2);color:#fff;cursor:pointer;min-height:40px;min-width:40px;border-radius:999px}
.carousel-prev:hover,.carousel-next:hover{background:#2b3140}
.carousel-dots{display:flex;gap:8px}
.carousel-dot{min-width:12px;width:12px;height:12px;min-height:12px;padding:0;background:#454c5c}
.carousel-dot.active{background:var(--accent);border-color:var(--accent)}
.venue-card{display:flex;flex-direction:column}
.venue-card .media{margin-bottom:14px}
.venue-card p{color:var(--body)}
.small-note{color:var(--muted);font-size:14px}
.site-footer{background:#0d0f13;border-top:1px solid var(--border);margin-top:48px;padding:40px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px}
.footer-grid h3{font-size:16px;margin-bottom:12px}
.footer-grid a:not(.brand){display:block;color:var(--muted);min-height:34px}
.footer-grid a:hover{color:#fff}
.footer-brand p{color:var(--muted);max-width:360px}
.footer-logo{margin-bottom:12px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--border);margin-top:26px;padding-top:18px;color:var(--muted);font-size:14px}
.mobile-bottom{display:none}
.back-top{position:fixed;right:20px;bottom:24px;width:44px;height:44px;border:1px solid var(--border);border-radius:50%;background:var(--panel-2);color:#fff;cursor:pointer;opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s;z-index:900}
.back-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}

.mobile-drawer,
.drawer-mask{display:none}
@media(max-width:980px){
  .desktop-bar{display:none}
  .mobile-bar{display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:8px;height:62px;padding:0 14px}
  .menu-btn{width:42px;height:42px;border:0;background:transparent;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}
  .menu-btn span{width:22px;height:2px;background:#fff;border-radius:2px}
  .mobile-brand{justify-self:center;min-width:0;max-width:100%}
  .mobile-brand span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .mobile-brand img{width:30px;height:30px}
  .mobile-register{justify-self:end;padding:0 16px;min-width:66px}
  .channel-strip{display:none}
  .mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#151820;color:#F7F8FA;z-index:12000;transform:translateX(-105%);transition:transform .2s ease}
  .mobile-drawer.is-open{transform:translateX(0)}
  .drawer-mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:11000;opacity:0;pointer-events:none}
  .drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}
  .drawer-head{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--border)}
  .drawer-close{width:42px;height:42px;border:0;background:transparent;color:#fff;font-size:30px;cursor:pointer}
  .drawer-group{padding:16px;border-bottom:1px solid var(--border)}
  .drawer-group strong{display:block;color:var(--gold);font-size:13px;margin-bottom:8px}
  .drawer-group a{display:flex;align-items:center;min-height:42px;color:#E7E9ED}
  .drawer-group a:hover{color:#fff}
  .site-main{padding-bottom:76px}
  .mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:62px;display:grid;grid-template-columns:repeat(4,1fr);background:#151820;border-top:1px solid var(--border);z-index:1000}
  .mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:40px;color:#D7DAE1;font-size:14px}
  .mobile-bottom .bottom-register{color:#F45132;font-weight:800}
  .back-top{bottom:78px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:1fr}
  .split,.split.reverse{grid-template-columns:1fr}
  .split.reverse .media,.split.reverse .copy{order:initial}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .carousel-slide .media{height:170px}
}
@media(max-width:640px){
  .container{width:min(100% - 24px,1200px)}
  .mobile-bar{grid-template-columns:42px minmax(0,1fr) 66px;padding:0 10px}
  .mobile-brand{gap:7px;font-size:15px}
  .mobile-register{padding:0 13px;min-width:62px}
  h1{font-size:30px}
  h2{font-size:24px}
  .hero,.page-hero{padding:36px 0 18px}
  .section{padding:20px 0}
  .grid-2,.grid-4{grid-template-columns:1fr}
  .panel,.card{padding:18px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{display:block}
  .carousel-slide .media{height:160px}
  .media-4x5{max-height:260px}
}
@media(max-width:390px){
  .mobile-bar{grid-template-columns:40px minmax(0,1fr) 62px;gap:4px}
  .mobile-brand img{width:28px;height:28px}
  .mobile-brand span{font-size:14px}
  .mobile-register{padding:0 10px;min-width:58px}
}