*{box-sizing:border-box}:root{--bg:#000;--deep:#050505;--card:#0b0b0b;--card2:#121212;--hover:#1a1a1a;--white:#fff;--title:#f7f7f7;--text:#ddd;--muted:#a5a5a5;--dim:#727272;--silver:#c7c7c7;--line:rgba(255,255,255,.12);--line-strong:rgba(255,255,255,.4);--shadow:0 18px 46px rgba(0,0,0,.48);--shell:min(1320px,calc(100% - 48px))}
html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}img{max-width:100%;height:auto;display:block}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--title);line-height:1.15}h1{font-size:clamp(2.55rem,6vw,6.5rem);letter-spacing:-.045em;margin-bottom:28px}h2{font-size:clamp(1.7rem,3.2vw,3.5rem);letter-spacing:-.03em}h3{font-size:1.18rem}.shell{width:var(--shell);margin:0 auto}.skip-link{position:fixed;left:14px;top:14px;z-index:9999;transform:translateY(-160%);background:#fff;color:#000;padding:10px 14px}.skip-link:focus{transform:none}
.topline{height:34px;border-bottom:1px solid var(--line);background:#000;font-size:12px;color:var(--muted)}.topline-inner{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px}.topline-links{display:flex;gap:20px}.topline-actions{justify-self:end;display:flex;gap:16px;align-items:center}.text-button,.menu-trigger,.more-trigger,.panel-close{border:0;background:transparent;cursor:pointer}
.brand-header{position:sticky;top:0;z-index:300;background:rgba(0,0,0,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.brand-row{height:78px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;position:relative}.brand-side{display:flex;align-items:center;gap:22px;min-width:0}.brand-side-right{justify-content:flex-end}.menu-trigger{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:0}.menu-icon{width:18px;display:grid;gap:5px}.menu-icon i{height:1px;background:#fff;width:100%}.current-channel{font-size:12px;color:var(--dim);letter-spacing:.08em}.brand-logo{position:absolute;left:50%;transform:translateX(-50%);display:grid;place-items:center;text-align:center;min-width:190px;z-index:2}.brand-logo img{max-width:132px;max-height:52px;object-fit:contain}.brand-cn{font-weight:900;font-size:24px;letter-spacing:.15em;color:#fff}.brand-en{font-size:9px;letter-spacing:.32em;color:var(--muted)}.plain-link,.mini-cta{min-height:44px;display:inline-flex;align-items:center}.mini-cta{background:#fff;color:#000;padding:0 16px;font-weight:700}
.channel-nav{border-top:1px solid var(--line)}.channel-inner{height:48px;display:flex;align-items:stretch}.channel-scroll{display:flex;align-items:stretch;gap:26px;min-width:0;flex:1}.channel-scroll a,.more-trigger{display:flex;align-items:center;white-space:nowrap;font-size:13px;color:var(--muted);position:relative;min-height:48px}.channel-scroll a:hover,.channel-scroll a.is-active,.more-trigger:hover{color:#fff}.channel-scroll a.is-active:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:#fff}.more-wrap{margin-left:auto;position:relative}.more-trigger{padding:0 0 0 28px}.more-menu{position:absolute;right:0;top:100%;width:220px;background:#0b0b0b;border:1px solid var(--line);box-shadow:var(--shadow);padding:8px}.more-menu a{display:block;padding:12px 14px;color:var(--muted)}.more-menu a:hover{background:var(--hover);color:#fff}
.hero{padding:64px 0 96px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(340px,.75fr);gap:56px}.hero-art{background:var(--card);border:1px solid var(--line);min-height:570px;position:relative;overflow:hidden}.hero-art img{width:100%;height:100%;object-fit:cover;filter:grayscale(1);position:absolute;inset:0}.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:18px 0}.eyebrow{display:inline-block;font-size:11px;letter-spacing:.28em;color:var(--silver);margin-bottom:18px}.lede{font-size:clamp(1rem,1.3vw,1.2rem);color:#cfcfcf;max-width:66ch}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 38px}.btn{min-height:46px;padding:0 20px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line-strong);font-weight:700;font-size:14px;white-space:nowrap}.btn-primary{background:#fff;color:#000;border-color:#fff}.btn-secondary{background:transparent;color:#fff}.micro-news{border-top:1px solid var(--line)}.micro-news a{display:grid;grid-template-columns:84px 1fr;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}.micro-news strong{color:#fff;font-size:12px}.micro-news span{color:var(--muted);font-size:13px;line-height:1.6}
.section{padding:92px 0;border-top:1px solid var(--line)}.section-soft{background:var(--deep)}.section-head{display:grid;grid-template-columns:1fr minmax(280px,.55fr);gap:50px;align-items:end;margin-bottom:42px}.section-head p{color:var(--muted);margin-bottom:0}.section-kicker{font-size:12px;color:var(--silver);letter-spacing:.25em;margin-bottom:12px}.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:var(--card);border:1px solid var(--line);padding:28px;min-height:100%}.card:hover{background:var(--card2);border-color:rgba(255,255,255,.22)}.card-num{font-size:12px;letter-spacing:.2em;color:var(--dim);margin-bottom:44px}.card h3{font-size:1.28rem;margin-bottom:14px}.card p{color:var(--muted);font-size:14px;margin-bottom:18px}.card-link{font-size:13px;color:#fff;border-bottom:1px solid var(--line-strong);padding-bottom:3px}.band{background:#ededed;color:#111;padding:56px 0}.band h2,.band p{color:#111}.band-inner{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:center}.band .btn-primary{background:#000;color:#fff;border-color:#000}
.page-hero{padding:94px 0 72px;border-bottom:1px solid var(--line)}.page-hero .page-intro{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(280px,.55fr);gap:64px;align-items:end}.page-hero p{color:var(--muted);font-size:1.05rem;margin:0}.page-hero h1{font-size:clamp(3rem,7vw,7rem);max-width:11ch}.hero-image-wide{margin-top:50px;border:1px solid var(--line);background:#0b0b0b;overflow:hidden}.hero-image-wide img{width:100%;max-height:620px;object-fit:cover;filter:grayscale(1)}
.prose-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:64px}.prose h2{font-size:2rem;margin-top:54px}.prose h2:first-child{margin-top:0}.prose p{color:#d0d0d0}.aside-box{position:sticky;top:178px;align-self:start;border:1px solid var(--line);padding:24px;background:var(--card)}.aside-box h2{font-size:1rem;letter-spacing:.1em}.aside-box a{display:block;padding:10px 0;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}.timeline{border-top:1px solid var(--line)}.timeline article{display:grid;grid-template-columns:160px 1fr;gap:30px;padding:28px 0;border-bottom:1px solid var(--line)}.timeline .status{color:#fff;font-weight:700}.timeline p{margin:0;color:var(--muted)}.notice{border:1px solid var(--line-strong);padding:22px;background:#090909;color:var(--silver)}.faq-list details{border-top:1px solid var(--line)}.faq-list details:last-child{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;list-style:none;padding:22px 0;color:#fff;font-weight:700}.faq-list summary::-webkit-details-marker{display:none}.faq-list p{color:var(--muted);padding:0 0 22px;margin:0;max-width:80ch}.app-visual{background:#0b0b0b;border:1px solid var(--line);padding:28px}.app-visual img{max-width:580px;width:100%;margin:auto;filter:grayscale(1)}
.site-footer{border-top:1px solid var(--line);padding:70px 0 calc(34px + env(safe-area-inset-bottom));background:#000}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:34px}.footer-grid h2{font-size:12px;letter-spacing:.14em;margin-bottom:18px}.footer-grid a{display:block;color:var(--muted);font-size:13px;padding:5px 0}.footer-brand p{max-width:34ch;color:var(--dim);font-size:13px}.footer-logo{display:inline-grid;margin-bottom:18px}.footer-logo img{max-width:110px;max-height:46px;object-fit:contain}.footer-logo strong{font-size:20px;letter-spacing:.18em}.footer-logo span{font-size:8px;letter-spacing:.25em;color:var(--muted)}.footer-note{border-top:1px solid var(--line);margin-top:44px;padding-top:24px;display:flex;justify-content:space-between;gap:40px}.footer-note p{font-size:11px;color:var(--dim);max-width:78ch;margin:0}
.site-drawer{position:fixed;z-index:700;left:0;top:0;bottom:0;width:min(520px,90vw);background:#050505;border-right:1px solid var(--line);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:.25s ease;overflow-y:auto}.site-drawer.is-open{transform:none;visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;background:#050505;border-bottom:1px solid var(--line);height:78px;padding:0 24px;display:flex;align-items:center;justify-content:space-between}.drawer-brand{display:grid}.drawer-brand img{max-width:110px;max-height:42px;object-fit:contain}.drawer-brand span{font-size:8px;letter-spacing:.25em;color:var(--muted)}.panel-close{min-height:44px;padding:0 4px;color:var(--muted)}.drawer-body{padding:24px}.drawer-body section{padding:14px 0 24px}.drawer-body h2{font-size:11px;color:var(--dim);letter-spacing:.22em}.drawer-body a{display:grid;grid-template-columns:130px 1fr;gap:18px;padding:12px 0;border-top:1px solid var(--line)}.drawer-body strong{color:#fff}.drawer-body span{font-size:12px;color:var(--muted)}
.site-overlay{position:fixed;z-index:650;inset:0;background:rgba(0,0,0,.72);opacity:0;visibility:hidden;pointer-events:none;transition:.2s ease}.site-overlay.is-visible{opacity:1;visibility:visible;pointer-events:auto}.search-panel{position:fixed;z-index:750;inset:0;background:#000;visibility:hidden;opacity:0;pointer-events:none;transition:.2s ease;overflow-y:auto}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-shell{width:min(1000px,calc(100% - 48px));margin:0 auto;padding:54px 0}.search-top{display:flex;justify-content:space-between;gap:30px}.search-top h2{font-size:clamp(2.5rem,6vw,5rem)}.search-field input{width:100%;height:74px;border:0;border-bottom:1px solid var(--line-strong);background:transparent;color:#fff;font-size:clamp(1.2rem,2vw,1.8rem);outline:none}.search-groups{display:grid;grid-template-columns:1fr .7fr;gap:50px;margin-top:44px}.search-groups h3{font-size:12px;letter-spacing:.18em;color:var(--dim)}.search-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.search-links a,.quick-links a{border:1px solid var(--line);padding:14px}.quick-links{display:grid;gap:10px}.search-empty{margin-top:18px;color:var(--muted)}.mobile-bottom-nav{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid #fff;outline-offset:3px}
@media(max-width:1100px){.hero-grid{grid-template-columns:1fr;gap:32px}.hero-art{min-height:480px;order:2}.hero-copy{order:1}.grid-4{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:1/-1}.channel-scroll{overflow-x:auto;scrollbar-width:none}.prose-grid{grid-template-columns:1fr}.aside-box{position:static}}
@media(max-width:760px){:root{--shell:calc(100% - 28px)}.desktop-only{display:none!important}.topline{height:32px}.topline-inner{grid-template-columns:1fr auto}.topline-links{display:none}.topline-brand{font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.brand-row{height:64px}.brand-logo{min-width:120px}.brand-logo img{max-width:90px;max-height:40px}.brand-cn{font-size:20px}.brand-en{font-size:7px}.menu-copy{display:none}.brand-side-right .mini-cta{padding:0 12px;font-size:12px;min-height:40px}.channel-inner{height:44px}.channel-scroll{gap:18px;padding-right:12px}.channel-scroll a,.more-trigger{min-height:44px;font-size:12px}.more-trigger{padding-left:14px}.more-menu{width:190px}.hero{padding:42px 0 68px}.hero-grid{display:flex;flex-direction:column}.hero-art{min-height:0;aspect-ratio:4/3}.hero-copy{padding:0}h1{font-size:clamp(2.6rem,13vw,4.5rem)}.actions{margin:24px 0 30px}.btn{width:100%}.section{padding:66px 0}.section-head,.page-hero .page-intro,.band-inner{grid-template-columns:1fr;gap:20px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.page-hero{padding:56px 0 46px}.page-hero h1{font-size:clamp(3rem,15vw,5.5rem)}.hero-image-wide{margin-top:28px}.timeline article{grid-template-columns:1fr;gap:8px}.footer-grid{grid-template-columns:repeat(2,1fr);gap:28px 18px}.footer-brand{grid-column:1/-1}.footer-note{display:block}.site-footer{padding-bottom:calc(94px + env(safe-area-inset-bottom))}.drawer-body a{grid-template-columns:1fr;gap:4px}.search-shell{width:calc(100% - 28px);padding:28px 0 100px}.search-groups{grid-template-columns:1fr}.search-links{grid-template-columns:1fr}.mobile-bottom-nav{position:fixed;z-index:500;left:0;right:0;bottom:0;height:calc(58px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(0,0,0,.96);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-bottom-nav a{min-height:58px;display:flex;align-items:center;justify-content:center;color:var(--dim);font-size:11px}.mobile-bottom-nav a.is-active{color:#fff}.panel-open .mobile-bottom-nav{visibility:hidden;pointer-events:none}.site-drawer,.search-panel{z-index:800}.site-overlay{z-index:780}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}