*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#111318;color:#D5D8DF;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}
a{color:inherit;text-decoration:none;touch-action:manipulation}
img{max-width:100%}
button{font:inherit}
.wrap{width:min(1200px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:1000;background:#151820;border-bottom:1px solid rgba(255,255,255,.09)}
.desktop-nav{height:72px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px}
.brand,.footer-brand{display:flex;align-items:center;gap:10px;min-width:max-content}
.brand img,.footer-brand img,.mobile-brand img{width:40px;height:40px;object-fit:contain;border-radius:9px}
.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:9px;background:#222733;color:#F7F8FA;font-weight:800}
.brand strong,.footer-brand strong{display:block;color:#F7F8FA;line-height:1.1}
.brand small,.footer-brand small{display:block;color:#AEB4C0;font-size:11px;letter-spacing:.08em;margin-top:3px}
.main-nav{display:flex;align-items:stretch;justify-content:center;height:72px;white-space:nowrap}
.main-nav a{display:flex;align-items:center;padding:0 13px;color:#AEB4C0;position:relative;min-height:40px}
.main-nav a:hover{color:#F7F8FA}
.main-nav a.active{color:#F7F8FA}
.main-nav a.active:after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;background:#F45132}
.register-btn{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:8px 20px;border-radius:999px;background:#F45132;color:#fff;font-weight:700;line-height:1}
.register-btn:hover{background:#FF684E}
.channel-bar{border-top:1px solid rgba(255,255,255,.06);background:#12151c}
.channel-links{display:flex;gap:22px;align-items:center;height:40px;font-size:14px;color:#AEB4C0;overflow:auto;white-space:nowrap}
.channel-links a:hover{color:#fff}
.mobile-topbar{display:none}

.mobile-drawer,
.drawer-mask{display:none}
@media(max-width:980px){
.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:68px;padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.09)}
.drawer-close,.icon-btn{border:0;background:transparent;color:#F7F8FA;min-width:44px;min-height:44px;cursor:pointer}
.drawer-close{font-size:30px}
.drawer-group{padding:14px 18px;border-bottom:1px solid rgba(255,255,255,.08)}
.drawer-group h2{margin:0 0 8px;font-size:13px;color:#D7A84B;font-weight:700}
.drawer-group a{display:flex;align-items:center;min-height:42px;color:#D5D8DF}
.site-main{min-height:60vh}
.hero,.page-hero{padding:56px 0 30px}
.page-hero h1,.hero h1{margin:0;color:#F7F8FA;font-size:clamp(32px,4vw,42px);line-height:1.22}
.page-hero p,.hero p{max-width:820px;color:#AEB4C0;margin:14px 0 0}
.kicker{display:inline-block;color:#D7A84B;font-size:13px;font-weight:700;letter-spacing:.08em;margin-bottom:10px}
.section{padding:30px 0}
.section + .section{border-top:1px solid rgba(255,255,255,.05)}
.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}
.section-title h2{margin:0;color:#F7F8FA;font-size:26px;line-height:1.3}
.section-title p{margin:0;color:#AEB4C0;max-width:680px}
.panel{background:#1A1E27;border:1px solid rgba(255,255,255,.09);border-radius:14px;padding:22px}
.panel h2,.panel h3{color:#F7F8FA;margin-top:0}
.panel p:last-child{margin-bottom:0}
.grid-2,.grid-3,.grid-4{display:grid;gap:18px}
.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{background:#1A1E27;border:1px solid rgba(255,255,255,.09);border-radius:14px;overflow:hidden}
.card-body{padding:18px}
.card h3{margin:0 0 8px;color:#F7F8FA;font-size:20px}
.card p{margin:0;color:#AEB4C0}
.text-link{display:inline-flex;align-items:center;min-height:40px;margin-top:10px;color:#F7F8FA;border-bottom:1px solid #F45132}
.link-row{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:18px}
.link-row a{min-height:40px;display:inline-flex;align-items:center;color:#F7F8FA;border-bottom:1px solid #F45132}
.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-placeholder{position:absolute;inset:0;background:linear-gradient(135deg,#12151c,#222733)}
.split{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:28px;align-items:center}
.prose{max-width:900px}
.prose p{margin:0 0 16px}
.prose h2{font-size:26px;color:#F7F8FA;margin:30px 0 10px}
.prose h3{font-size:20px;color:#F7F8FA;margin:24px 0 8px}
.list-clean{padding:0;margin:0;list-style:none}
.list-clean li{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.qa{display:grid;gap:14px}
.qa article{background:#1A1E27;border:1px solid rgba(255,255,255,.09);border-radius:12px;padding:18px}
.qa h3{margin:0 0 8px;color:#F7F8FA;font-size:18px}
.qa p{margin:0;color:#C7CBD3}
.notice{border-left:3px solid #D7A84B;padding:14px 18px;background:#1A1E27;border-radius:0 10px 10px 0}
.carousel{position:relative;overflow:hidden;border-radius:14px;background:#12151c}
.carousel-track{height:260px}
.carousel-slide{display:none;width:100%;height:100%}
.carousel-slide.active{display:block}
.carousel-slide .media{height:100%;aspect-ratio:auto;border-radius:0}
.carousel-controls{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;pointer-events:none}
.carousel-prev,.carousel-next{pointer-events:auto;border:0;background:rgba(17,19,24,.7);color:#fff;width:42px;height:52px;cursor:pointer}
.carousel-dots{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);display:flex;gap:8px}
.carousel-dot{width:10px;height:10px;border:0;border-radius:50%;background:rgba(255,255,255,.35);padding:0;cursor:pointer}
.carousel-dot.active{background:#F45132}
.venue-card .media{border-radius:0}
.tag{display:inline-flex;align-items:center;min-height:30px;padding:0 10px;border-radius:999px;background:#222733;color:#D7A84B;font-size:13px}
.site-footer{background:#0D0F13;border-top:1px solid rgba(255,255,255,.09);margin-top:44px}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:28px;padding:42px 0}
.footer-grid h2{font-size:15px;color:#F7F8FA;margin:0 0 10px}
.footer-grid a{display:block;min-height:40px;color:#AEB4C0}
.footer-grid a:hover{color:#F7F8FA}
.footer-grid p{color:#AEB4C0;max-width:380px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.08);padding:18px 0 28px;color:#AEB4C0;font-size:14px}
.mobile-bottom{display:none}
.back-top{position:fixed;right:18px;bottom:22px;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.1);background:#222733;color:#fff;opacity:0;pointer-events:none;transition:.2s;z-index:900}
.back-top.visible{opacity:1;pointer-events:auto}
@media(max-width:980px){
.desktop-nav{display:none}
.mobile-topbar{height:64px;display:grid;grid-template-columns:64px minmax(0,1fr) 78px;align-items:center;background:#151820}
.icon-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.icon-btn span{width:22px;height:2px;background:#F7F8FA}
.mobile-brand{display:flex;align-items:center;justify-content:center;gap:8px;color:#F7F8FA;font-weight:800;min-width:0}
.mobile-brand img,.mobile-brand .brand-mark{width:34px;height:34px;flex:0 0 auto}
.mobile-register{justify-self:end;margin-right:10px;min-width:58px;padding:8px 14px}
.channel-links{height:38px}
.wrap{width:min(100% - 28px,1200px)}
.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
.footer-grid{grid-template-columns:1fr 1fr}
.split{grid-template-columns:1fr}
}
@media(max-width:640px){
body{padding-bottom:70px}
.hero,.page-hero{padding:34px 0 20px}
.page-hero h1,.hero h1{font-size:30px}
.section{padding:24px 0}
.section-title{display:block}
.section-title h2{font-size:23px}
.section-title p{margin-top:8px}
.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
.panel{padding:18px}
.carousel-track{height:170px}
.carousel-prev,.carousel-next{width:38px;height:46px}
.footer-grid{grid-template-columns:1fr}
.footer-bottom{display:block;padding-bottom:22px}
.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:64px;background:#151820;border-top:1px solid rgba(255,255,255,.1);display:grid;grid-template-columns:repeat(4,1fr);z-index:1000}
.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:40px;color:#D5D8DF;font-size:14px}
.mobile-bottom a.accent{color:#F45132;font-weight:800}
.back-top{bottom:78px}
}
@media(max-width:430px){
.mobile-topbar{grid-template-columns:56px minmax(0,1fr) 72px}
.mobile-brand{font-size:15px}
.mobile-brand img,.mobile-brand .brand-mark{width:32px;height:32px}
.mobile-register{margin-right:8px;min-width:56px;padding:8px 12px}
}