*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#000;color:#ddd;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.72;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}.wrap{width:min(1320px,calc(100% - 40px));margin:0 auto}.skip-link{position:fixed;left:12px;top:-70px;z-index:9999;background:#fff;color:#000;padding:10px 14px}.skip-link:focus{top:12px}.site-header{position:sticky;top:0;z-index:1000;background:#000;border-bottom:1px solid rgba(255,255,255,.12)}.utility-bar{border-bottom:1px solid rgba(255,255,255,.1);font-size:12px;color:#a5a5a5}.utility-inner{width:min(1320px,calc(100% - 40px));height:32px;margin:auto;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px}.utility-links{display:flex;align-items:center;gap:18px}.utility-right{justify-content:flex-end}.utility-links a:hover,.text-button:hover{color:#fff}.text-button{appearance:none;border:0;background:transparent;padding:0;cursor:pointer}.brand-bar{width:min(1320px,calc(100% - 40px));height:78px;margin:auto;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px}.brand-left,.brand-actions{display:flex;align-items:center;gap:14px}.brand-actions{justify-content:flex-end}.menu-button,.icon-button{border:1px solid rgba(255,255,255,.18);background:#0b0b0b;min-width:44px;height:44px;cursor:pointer}.current-channel{font-size:13px;color:#a5a5a5}.brand-mark{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;min-width:170px}.brand-mark img{display:block;max-width:150px;max-height:54px;object-fit:contain}.brand-cn{font-weight:800;font-size:28px;letter-spacing:.24em;padding-left:.24em;color:#fff;line-height:1.05}.brand-en{font-size:9px;letter-spacing:.22em;color:#a5a5a5;margin-top:4px}.nav-quiet,.nav-solid,.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border:1px solid rgba(255,255,255,.45);font-size:13px;font-weight:700;letter-spacing:.04em}.nav-solid,.btn.primary{background:#fff;color:#000;border-color:#fff}.btn.secondary{background:transparent;color:#fff}.btn:hover,.nav-solid:hover,.nav-quiet:hover{transform:translateY(-1px)}.channel-bar{width:min(1320px,calc(100% - 40px));height:48px;margin:auto;display:flex;align-items:stretch;justify-content:space-between;gap:12px}.channel-scroll{display:flex;gap:26px;align-items:stretch;min-width:0}.channel-scroll a,.more-menu>summary{display:flex;align-items:center;white-space:nowrap;font-size:13px;color:#a5a5a5;border-bottom:2px solid transparent;cursor:pointer;list-style:none}.channel-scroll a:hover,.channel-scroll a.is-active,.more-menu>summary:hover{color:#fff;border-bottom-color:#fff}.more-menu{position:relative;flex:0 0 auto}.more-menu>summary::-webkit-details-marker{display:none}.more-menu-list{position:absolute;right:0;top:48px;width:180px;padding:8px;background:#0b0b0b;border:1px solid rgba(255,255,255,.16);box-shadow:0 18px 46px rgba(0,0,0,.48)}.more-menu-list a{display:block;padding:10px 12px;font-size:13px;color:#ddd}.more-menu-list a:hover{background:#1a1a1a;color:#fff}main{min-height:60vh}.hero{padding:64px 0 42px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.36fr) minmax(360px,.74fr);gap:48px;align-items:stretch}.hero-media{min-height:560px;background:#0b0b0b;border:1px solid rgba(255,255,255,.12);position:relative;overflow:hidden}.hero-media img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) saturate(.4);display:block}.hero-media::after{content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.08);pointer-events:none}.hero-copy{display:flex;flex-direction:column;justify-content:center}.eyebrow{display:inline-block;font-size:11px;letter-spacing:.2em;color:#a5a5a5;text-transform:uppercase;margin-bottom:16px}.hero h1,.page-hero h1{margin:0;color:#f7f7f7;font-size:clamp(44px,6vw,92px);line-height:.98;letter-spacing:-.045em}.hero p.lead,.page-hero p{font-size:16px;color:#c7c7c7;max-width:680px;margin:28px 0}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin:6px 0 34px}.brief-list{border-top:1px solid rgba(255,255,255,.12)}.brief-list a{display:grid;grid-template-columns:88px 1fr auto;gap:16px;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.12);align-items:center}.brief-list strong{font-size:12px;color:#fff}.brief-list span{font-size:12px;color:#a5a5a5}.brief-list b{font-weight:400;color:#727272}.section{padding:72px 0;border-top:1px solid rgba(255,255,255,.1)}.section-head{display:flex;justify-content:space-between;gap:32px;align-items:end;margin-bottom:30px}.section-head h2,.content-block h2{margin:0;color:#f7f7f7;font-size:clamp(28px,4vw,52px);line-height:1.08;letter-spacing:-.03em}.section-head p{max-width:620px;margin:0;color:#a5a5a5}.grid-2,.grid-3,.grid-4{display:grid;gap:16px}.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:#0b0b0b;border:1px solid rgba(255,255,255,.12);padding:26px;min-height:220px;display:flex;flex-direction:column}.card:hover{background:#121212;border-color:rgba(255,255,255,.4)}.card .kicker{font-size:11px;letter-spacing:.14em;color:#727272;margin-bottom:28px}.card h3{margin:0 0 12px;color:#fff;font-size:20px}.card p{margin:0;color:#a5a5a5;font-size:14px}.card .meta{margin-top:auto;padding-top:30px;font-size:12px;color:#c7c7c7}.media-card{padding:0;overflow:hidden}.media-card .thumb{aspect-ratio:16/10;background:#121212;overflow:hidden}.media-card img{width:100%;height:100%;object-fit:cover;filter:grayscale(1);display:block}.media-card .card-body{padding:24px;display:flex;flex:1;flex-direction:column}.feature-strip{display:grid;grid-template-columns:1fr 1fr;border:1px solid rgba(255,255,255,.12);background:#050505}.feature-copy{padding:48px}.feature-copy h2{font-size:clamp(34px,5vw,66px);line-height:1;margin:0 0 24px;color:#fff}.feature-copy p{color:#a5a5a5}.feature-media{min-height:420px;background:#0b0b0b}.feature-media img{width:100%;height:100%;object-fit:cover;filter:grayscale(1);display:block}.page-hero{padding:76px 0 58px;border-bottom:1px solid rgba(255,255,255,.1)}.page-hero .page-number{font-size:11px;letter-spacing:.2em;color:#727272;margin-bottom:18px}.page-hero h1{font-size:clamp(46px,7vw,96px)}.page-hero .hero-meta{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px;color:#a5a5a5;font-size:12px}.content-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.55fr);gap:64px;padding:68px 0}.content-block{padding-bottom:48px;margin-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}.content-block:last-child{border-bottom:0}.content-block h2{font-size:34px;margin-bottom:20px}.content-block h3{color:#fff;margin-top:28px;margin-bottom:8px}.content-block p{color:#c7c7c7}.content-block ul{padding-left:18px;color:#c7c7c7}.content-block li+li{margin-top:8px}.aside-stack{position:sticky;top:180px;align-self:start}.aside-box{border:1px solid rgba(255,255,255,.12);background:#0b0b0b;padding:24px;margin-bottom:14px}.aside-box h2{font-size:15px;color:#fff;margin:0 0 12px}.aside-box p,.aside-box a{font-size:13px;color:#a5a5a5}.aside-box a{display:block;padding:8px 0;border-top:1px solid rgba(255,255,255,.08)}.notice{border-left:2px solid #fff;padding:16px 18px;background:#0b0b0b;color:#c7c7c7}.timeline{display:grid;gap:0;border-top:1px solid rgba(255,255,255,.12)}.timeline article{display:grid;grid-template-columns:140px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.12)}.timeline strong{color:#fff}.timeline span{color:#727272;font-size:12px}.quote{font-size:clamp(24px,3vw,40px);line-height:1.3;color:#fff;border-top:1px solid rgba(255,255,255,.4);border-bottom:1px solid rgba(255,255,255,.4);padding:36px 0;margin:36px 0}.faq-list details{border-top:1px solid rgba(255,255,255,.12);padding:0}.faq-list details:last-child{border-bottom:1px solid rgba(255,255,255,.12)}.faq-list summary{cursor:pointer;color:#fff;font-weight:700;padding:22px 0;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list details p{padding:0 0 22px;margin:0;color:#a5a5a5}.site-footer{border-top:1px solid rgba(255,255,255,.12);padding:64px 0 22px;background:#000}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:34px}.footer-grid h2{font-size:12px;color:#727272;text-transform:uppercase;letter-spacing:.12em}.footer-grid a{display:block;font-size:13px;color:#c7c7c7;padding:5px 0}.footer-grid a:hover{color:#fff}.footer-brand{display:flex;flex-direction:column;align-items:flex-start}.footer-brand img{max-width:100px;max-height:48px;object-fit:contain;margin-bottom:14px}.footer-brand strong{font-size:24px;color:#fff;letter-spacing:.16em}.footer-brand span{font-size:9px;color:#727272;letter-spacing:.2em}.footer-brand p{font-size:12px;color:#727272;max-width:300px}.footer-note,.footer-copy{font-size:11px;color:#727272;border-top:1px solid rgba(255,255,255,.1);padding-top:18px;margin-top:40px}.footer-copy{margin-top:16px}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.72);z-index:2000;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.site-panel{position:fixed;left:0;top:0;bottom:0;width:min(520px,90vw);background:#050505;z-index:2100;transform:translateX(-100%);visibility:hidden;pointer-events:none;transition:transform .24s;overflow:auto;border-right:1px solid rgba(255,255,255,.2)}.site-panel.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.panel-head{position:sticky;top:0;background:#050505;display:flex;align-items:center;justify-content:space-between;height:78px;padding:0 22px;border-bottom:1px solid rgba(255,255,255,.12);z-index:2}.panel-logo{display:flex;align-items:center;gap:12px;font-weight:800;color:#fff}.panel-logo img{max-width:90px;max-height:40px;object-fit:contain}.panel-content{padding:20px}.panel-content section{margin-bottom:34px}.panel-content h2{font-size:11px;letter-spacing:.15em;color:#727272;text-transform:uppercase}.panel-content a{display:block;border-top:1px solid rgba(255,255,255,.1);padding:13px 0}.panel-content strong{display:block;color:#fff;font-size:14px}.panel-content span{display:block;color:#727272;font-size:12px;margin-top:3px}.search-panel{position:fixed;inset:0;background:#000;z-index:2200;visibility:hidden;opacity:0;pointer-events:none;overflow:auto;transition:opacity .2s}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-shell{padding-top:8vh;padding-bottom:80px}.search-head{display:flex;align-items:start;justify-content:space-between;margin-bottom:48px}.search-head h2{font-size:clamp(36px,6vw,72px);margin:0;color:#fff}.search-label{display:block;color:#a5a5a5;font-size:12px;margin-bottom:8px}.search-input{width:100%;background:transparent;color:#fff;border:0;border-bottom:1px solid rgba(255,255,255,.4);font-size:clamp(26px,4vw,46px);padding:8px 0 16px;outline:none}.search-input:focus{border-bottom-color:#fff}.search-keywords{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 38px}.search-keywords button{border:1px solid rgba(255,255,255,.16);background:#0b0b0b;color:#c7c7c7;padding:8px 12px;cursor:pointer}.search-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.search-links a{border:1px solid rgba(255,255,255,.12);padding:18px;background:#0b0b0b}.search-links strong,.search-links span{display:block}.search-links strong{color:#fff}.search-links span{font-size:12px;color:#727272;margin-top:6px}.search-links a[hidden]{display:none}.mobile-bottom{display:none}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid #fff;outline-offset:3px}@media(max-width:980px){.utility-center{display:none}.utility-inner{grid-template-columns:1fr auto}.brand-actions .nav-quiet{display:none}.channel-scroll{overflow-x:auto;scrollbar-width:none}.channel-scroll::-webkit-scrollbar{display:none}.hero-grid,.feature-strip,.content-layout{grid-template-columns:1fr}.hero-grid{gap:28px}.hero-copy{order:-1}.hero-media{min-height:400px}.aside-stack{position:static}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:1/-1}.search-links{grid-template-columns:repeat(2,1fr)}}@media(max-width:680px){.wrap,.utility-inner,.brand-bar,.channel-bar{width:min(100% - 28px,1320px)}.utility-inner{height:30px}.utility-brand{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.utility-right a{display:none}.brand-bar{height:62px;grid-template-columns:1fr auto 1fr}.current-channel{display:none}.brand-mark{min-width:100px}.brand-mark img{max-width:90px;max-height:40px}.brand-cn{font-size:22px}.brand-en{font-size:7px}.brand-actions .nav-solid{padding:0 12px;min-height:40px}.channel-bar{height:44px}.channel-scroll{gap:22px}.more-menu{display:none}.hero{padding:40px 0 30px}.hero h1,.page-hero h1{font-size:clamp(42px,15vw,64px)}.hero-media{min-height:0;aspect-ratio:4/3}.brief-list a{grid-template-columns:74px 1fr}.brief-list b{display:none}.section{padding:52px 0}.section-head{display:block}.section-head p{margin-top:14px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.feature-copy{padding:30px 22px}.feature-media{min-height:0;aspect-ratio:4/3}.page-hero{padding:50px 0 40px}.content-layout{padding:46px 0;gap:20px}.content-block h2{font-size:28px}.timeline article{grid-template-columns:1fr;gap:5px}.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.footer-brand{grid-column:1/-1}.search-links{grid-template-columns:1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:1500;height:calc(58px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#050505;border-top:1px solid rgba(255,255,255,.16)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:58px;font-size:11px;color:#727272;border-top:2px solid transparent}.mobile-bottom a.is-active{color:#fff;border-top-color:#fff}.site-panel.is-open~.mobile-bottom,.search-panel.is-open~.mobile-bottom{visibility:hidden}body{padding-bottom:calc(58px + env(safe-area-inset-bottom))}.footer-grid a{font-size:12px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}