*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
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}
a{color:inherit;text-decoration:none;touch-action:manipulation}
img{max-width:100%}
button{font:inherit}
.shell{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-header{height:72px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px}
.brand-logo,.logo-placeholder{width:38px;height:38px;border-radius:9px;object-fit:contain;display:grid;place-items:center;background:#222733;color:#F7F8FA;font-weight:800}
.brand-name{display:flex;flex-direction:column;line-height:1.05;color:#F7F8FA}.brand-name small{font-size:10px;letter-spacing:.14em;color:#AEB4C0;margin-top:5px}
.main-nav{display:flex;justify-content:center;align-items:stretch;gap:6px;height:72px;min-width:0}
.main-nav a{display:flex;align-items:center;padding:0 11px;min-height:40px;color:#AEB4C0;border-bottom:2px solid transparent;white-space:nowrap}
.main-nav a:hover{color:#F7F8FA}.main-nav a.active{color:#F7F8FA;border-bottom-color:#F45132}
.register-btn{display:inline-flex;align-items:center;justify-content:center;min-width:82px;height:42px;padding:0 20px;border-radius:999px;background:#F45132;color:#fff;font-weight:700;box-shadow:0 8px 20px rgba(244,81,50,.2)}
.register-btn:hover{background:#FF684E}
.channel-strip{background:#12151c;border-top:1px solid rgba(255,255,255,.05)}.channel-links{display:flex;gap:22px;align-items:center;min-height:38px;overflow:hidden}.channel-links a{font-size:13px;color:#AEB4C0;white-space:nowrap}.channel-links a:hover{color:#F7F8FA}
.mobile-header{display:none}
.site-main{padding:38px 0 90px}.page-wrap{width:min(1200px,calc(100% - 40px));margin:0 auto}
.page-hero{padding:30px;border:1px solid rgba(255,255,255,.09);border-radius:18px;background:linear-gradient(135deg,#1A1E27,#151820);margin-bottom:24px}.page-hero h1{margin:0 0 10px;color:#F7F8FA;font-size:clamp(32px,4vw,42px);line-height:1.2}.page-hero p{margin:0;color:#AEB4C0;max-width:820px}
.section{margin:24px 0;padding:26px;border:1px solid rgba(255,255,255,.09);border-radius:16px;background:#1A1E27}.section h2{margin:0 0 14px;color:#F7F8FA;font-size:23px;line-height:1.35}.section h3{margin:18px 0 6px;color:#F7F8FA;font-size:18px}.section p{margin:10px 0}.section a,.text-links a{color:#F7F8FA;border-bottom:1px solid rgba(244,81,50,.7)}.section a:hover,.text-links a:hover{color:#FF684E}.kicker{display:inline-flex;align-items:center;gap:8px;color:#D7A84B;font-size:13px;letter-spacing:.08em;margin-bottom:10px}.kicker:before{content:"";width:18px;height:2px;background:#F45132}
.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{padding:20px;border:1px solid rgba(255,255,255,.09);border-radius:14px;background:#222733;min-width:0}.card h3{margin-top:0}.card p:last-child{margin-bottom:0}
.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;display:grid;place-items:center;background:linear-gradient(145deg,#12151c,#222733)}.media-placeholder:after{content:"";width:38%;height:2px;background:rgba(255,255,255,.08);box-shadow:0 10px 0 rgba(255,255,255,.05),0 -10px 0 rgba(255,255,255,.05)}
.media-caption{margin-top:12px;color:#AEB4C0;font-size:14px}
.hero-carousel{margin-bottom:24px;border-radius:16px;overflow:hidden;background:#12151c}.carousel-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none}.carousel-track::-webkit-scrollbar{display:none}.carousel-slide{flex:0 0 100%;scroll-snap-align:start}.carousel-slide .media{border-radius:0;aspect-ratio:auto;height:260px}.carousel-slide .media>img{object-fit:contain}
.notice{padding:15px 18px;border-left:3px solid #F45132;background:#151820;border-radius:8px;color:#D5D8DF}.gold-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#D7A84B;margin-right:8px;vertical-align:middle}
.list-clean{list-style:none;padding:0;margin:0}.list-clean li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.07)}.list-clean li:last-child{border-bottom:0}
.qa{display:grid;gap:14px}.qa article{padding:18px;border-radius:12px;background:#222733;border:1px solid rgba(255,255,255,.08)}.qa h3{margin:0 0 6px;font-size:17px}.qa p{margin:0}
.site-footer{background:#0d0f13;border-top:1px solid rgba(255,255,255,.09);padding:38px 0 26px}.footer-grid{display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:28px}.site-footer h2{font-size:15px;color:#F7F8FA;margin:0 0 10px}.site-footer a{display:block;min-height:40px;padding:7px 0;color:#AEB4C0}.site-footer a:hover{color:#F7F8FA}.footer-brand .brand{display:inline-flex}.footer-brand p{color:#AEB4C0;max-width:330px}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:26px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#8f96a3;font-size:13px}
.mobile-drawer,.drawer-mask{display:none}
.drawer-mask{pointer-events:none}
.mobile-bottom{display:none}.back-top{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border:1px solid rgba(255,255,255,.12);border-radius:50%;background:#222733;color:#F7F8FA;opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s;z-index:900}.back-top.show{opacity:1;pointer-events:auto;transform:none}
body.drawer-open{overflow:hidden}
@media(max-width:980px){
.desktop-header,.channel-strip{display:none}.mobile-header{height:62px;display:grid;grid-template-columns:72px 1fr 86px;align-items:center;padding:0 12px;gap:6px}.menu-toggle{width:44px;height:44px;border:0;background:transparent;display:grid;align-content:center;gap:5px;padding:10px;cursor:pointer}.menu-toggle span{display:block;height:2px;background:#F7F8FA;border-radius:2px}.mobile-brand{display:flex;align-items:center;justify-content:center;gap:8px;min-width:0;color:#F7F8FA;font-size:16px;white-space:nowrap}.mobile-brand .brand-logo,.mobile-brand .logo-placeholder{width:32px;height:32px}.mobile-register{min-width:72px;height:40px;padding:0 14px;justify-self:end}
.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;overflow-y:auto;padding-bottom:30px}
.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{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.09)}.drawer-close{width:42px;height:42px;border:0;background:#222733;color:#F7F8FA;border-radius:10px;font-size:26px}.drawer-group{padding:16px}.drawer-group h2{font-size:12px;color:#D7A84B;letter-spacing:.08em;margin:0 0 6px}.drawer-group a{display:flex;align-items:center;min-height:44px;border-bottom:1px solid rgba(255,255,255,.06);color:#D5D8DF}
.site-main{padding-top:24px;padding-bottom:98px}.page-wrap,.shell{width:min(100% - 28px,1200px)}.page-hero,.section{padding:20px}.page-hero h1{font-size:30px}.grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.carousel-slide .media{height:170px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:1000;background:#151820;border-top:1px solid rgba(255,255,255,.09);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:58px;color:#AEB4C0;font-size:13px}.mobile-bottom .bottom-register{color:#F45132;font-weight:700}.back-top{bottom:76px;right:16px}
}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.page-wrap,.shell{width:min(100% - 24px,1200px)}.section{margin:18px 0}.media-4x5{width:min(100%,208px);aspect-ratio:4/5;margin-left:auto;margin-right:auto}.media-4x5>img{object-fit:contain}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}
@media(max-width:390px){.mobile-header{grid-template-columns:58px 1fr 76px;padding:0 8px}.mobile-brand strong{font-size:15px}.mobile-register{min-width:68px;padding:0 11px}.mobile-brand .brand-logo,.mobile-brand .logo-placeholder{width:29px;height:29px}}