:root{--bg:#050505;--deep:#0a0a0a;--card:#111;--hover:#191919;--light:#efefef;--title:#fafafa;--text:#d8d8d8;--muted:#a3a3a3;--dark:#151515;--line:rgba(255,255,255,.14);--line-hi:rgba(255,255,255,.42);--shell:1320px;--header:102px;--z-header:50;--z-bottom:45;--z-overlay:80;--z-drawer:90;--z-search:70}
*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{margin:0;background:linear-gradient(135deg,#050505 0%,#111 52%,#080808 100%);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}body.modal-open{overflow:hidden}a,button,input{font:inherit}a{color:inherit;text-decoration:none;position:relative;z-index:2;pointer-events:auto;touch-action:manipulation}button{position:relative;z-index:2;pointer-events:auto;touch-action:manipulation;cursor:pointer}.shell{width:min(var(--shell),calc(100% - 56px));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-60px;background:#fff;color:#000;padding:10px 14px;z-index:999}.skip-link:focus{top:12px}.site-header{position:fixed;inset:0 0 auto;z-index:var(--z-header)}.brand-rail{height:68px;background:linear-gradient(90deg,#050505,#171717);border-bottom:1px solid rgba(255,255,255,.35)}.brand-inner{height:100%;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;min-width:174px;gap:10px}.brand-logo-wrap{display:flex;align-items:center}.brand-logo,.drawer-logo,.footer-logo-img{display:block;max-width:100%;height:auto;object-fit:contain}.brand-logo{max-height:34px;width:auto}.brand-fallback{display:flex;flex-direction:column;line-height:1.12}.brand-fallback strong{font-size:18px;color:#fff}.brand-fallback small{font-size:10px;letter-spacing:.15em;color:#aaa}.desktop-main-nav{display:flex;align-items:center;gap:20px;margin:auto}.desktop-main-nav a,.channel-inner nav a{padding:8px 6px;color:#cfcfcf}.desktop-main-nav a.is-current{background:#eee;color:#111;border-radius:5px}.desktop-main-nav a:not(.is-current):hover,.channel-inner a:hover{color:#fff}.header-actions{display:flex;align-items:center;gap:8px}.icon-button,.channel-button,#drawerClose,#searchClose{min-height:44px;border:1px solid var(--line-hi);background:#0f0f0f;color:#f7f7f7;border-radius:6px;padding:0 14px}.icon-button{min-width:44px;padding:0}.app-link{padding:10px 8px;color:#eee}.channel-rail{height:34px;background:#0a0a0a;border-bottom:1px solid var(--line)}.channel-inner{height:100%;display:flex;align-items:center;justify-content:center;gap:16px}.channel-inner nav{display:flex;gap:24px;font-size:13px}.channel-inner nav a{padding:3px 2px}.channel-inner .is-current{color:#fff;text-decoration:underline;text-underline-offset:5px}.rail-line{width:50px;height:1px;background:#8b8b8b}main{padding-top:var(--header);min-height:70vh}img{display:block;max-width:100%;height:auto}.media-frame{display:flex;align-items:center;justify-content:center;overflow:hidden;background:linear-gradient(145deg,#050505,#202020);border:1px solid var(--line)}.media-frame img{width:100%;height:100%;object-fit:contain;object-position:center}.media-placeholder{display:flex;align-items:center;justify-content:center;width:100%;min-height:220px;background:linear-gradient(145deg,#050505,#202020);color:#bdbdbd;border:1px solid var(--line);text-align:center}.hero-placeholder{min-height:min(520px,58vw)}.hero{padding:40px 0 30px}.hero-media{max-height:520px;min-height:220px}.hero-media img{max-height:520px}.hero-copy{display:grid;grid-template-columns:1.25fr .75fr;gap:36px;padding:26px 0 10px;border-bottom:1px solid var(--line)}.eyebrow{font-size:12px;letter-spacing:.18em;color:#b9b9b9;text-transform:uppercase}.hero h1,.page-hero h1{font-size:clamp(30px,5vw,64px);line-height:1.08;margin:.25em 0;color:var(--title);letter-spacing:-.03em}.hero p,.page-hero p{font-size:17px;max-width:850px}.hero-actions{display:flex;align-items:end;justify-content:flex-end;gap:12px}.text-link,.button-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-bottom:1px solid #fff;padding:8px 4px;color:#fff}.button-link{border:1px solid var(--line-hi);border-radius:6px;padding:8px 16px}.section{padding:66px 0;border-top:1px solid rgba(255,255,255,.08)}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:28px}.section-head h2,.page-section h2{margin:0;color:#fff;font-size:clamp(24px,3vw,38px);line-height:1.2}.section-head p{max-width:650px;color:var(--muted)}.index-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.index-card{padding:26px;min-height:190px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:linear-gradient(160deg,#161616,#0a0a0a)}.index-card .num{display:block;color:#8d8d8d;font-size:14px;letter-spacing:.1em}.index-card h3{font-size:25px;color:#fff;margin:.4em 0}.split{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:center}.split .media-frame{min-height:300px;max-height:460px}.observation-list{padding-left:1.2em}.observation-list li{margin:.55em 0;color:#cfcfcf}.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.editor-card{background:linear-gradient(160deg,#1b1b1b,#0d0d0d 70%,#050505);border:1px solid var(--line);padding:16px}.editor-card .media-frame{aspect-ratio:16/9;margin-bottom:18px}.editor-card h3{font-size:24px;color:#fff;margin:.2em 0}.collection-feature>.media-frame{max-height:420px}.strip-list{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-top:0}.strip-list article{padding:20px;border-right:1px solid var(--line)}.strip-list article:last-child{border-right:0}.timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;counter-reset:step}.timeline article{padding:20px 14px;border-top:1px solid var(--line-hi);background:#0d0d0d}.timeline article::before{counter-increment:step;content:counter(step,decimal-leading-zero);display:block;color:#8f8f8f;font-size:12px}.article-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px}.article-pair article,.status-card,.info-card,.legal-box{border:1px solid var(--line);background:#0d0d0d;padding:26px}.article-pair h3,.info-card h3{color:#fff;font-size:24px}.label{display:inline-block;border:1px solid var(--line);padding:4px 8px;font-size:12px;color:#bbb}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.status-card strong{display:block;color:#fff;font-size:18px}.app-feature{display:grid;grid-template-columns:minmax(220px,.55fr) 1.45fr;gap:40px;align-items:center}.app-feature .media-frame{max-height:460px}.app-icon{width:64px;height:64px;object-fit:contain;border-radius:10px;margin-bottom:14px}.page-hero{padding:68px 0 40px;background:linear-gradient(135deg,#050505,#141414 60%,#070707);border-bottom:1px solid var(--line)}.page-hero .media-frame{margin-top:28px;max-height:460px}.page-section{padding:50px 0;border-bottom:1px solid rgba(255,255,255,.08)}.page-section p{max-width:940px}.lead{font-size:19px;color:#eee}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-card p{color:#c7c7c7}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{border-bottom:1px solid var(--line);padding:14px;text-align:left;vertical-align:top}.data-table th{width:180px;color:#aaa;font-weight:normal}.legal-list{counter-reset:item;display:grid;gap:14px}.legal-box{counter-increment:item}.legal-box h2::before{content:counter(item,decimal-leading-zero) " / ";color:#777}.faq-list{display:grid;gap:14px}.faq-list details{border:1px solid var(--line);background:#0d0d0d;padding:18px}.faq-list summary{cursor:pointer;color:#fff;font-weight:bold}.search-panel{position:absolute;top:102px;left:0;right:0;background:#efefef;color:#151515;border-bottom:1px solid #777;visibility:hidden;opacity:0;pointer-events:none;transition:opacity .22s ease,visibility .22s ease;z-index:var(--z-search)}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-inner{padding:22px 0}.search-inner label{display:block;font-size:14px;margin-bottom:8px}.search-row{display:flex;gap:10px}.search-row input{min-height:46px;flex:1;border:1px solid #666;background:#fff;padding:0 14px}.search-row #searchClose{background:#151515}.search-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.search-links a{border:1px solid #999;padding:6px 12px;border-radius:5px}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.72);z-index:var(--z-overlay);visibility:hidden;opacity:0;pointer-events:none;transition:.22s}.overlay.is-open{visibility:visible;opacity:1;pointer-events:auto}.channel-drawer{position:fixed;top:0;right:0;width:min(92vw,380px);height:100dvh;overflow:auto;background:linear-gradient(145deg,#050505,#1a1a1a);z-index:var(--z-drawer);transform:translateX(104%);visibility:hidden;opacity:0;pointer-events:none;transition:transform .26s ease,opacity .2s ease,visibility .2s ease;padding:18px}.channel-drawer.is-open{transform:none;visibility:visible;opacity:1;pointer-events:auto}.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;position:sticky;top:0;background:#0a0a0a;padding:6px 0 14px;z-index:2}.drawer-brand{display:flex;align-items:center;gap:10px;font-size:12px}.drawer-logo{max-height:30px;width:auto}.drawer-group{border-top:1px solid var(--line);padding:16px 0}.drawer-group h2{font-size:13px;color:#999;letter-spacing:.12em}.drawer-group a{display:grid;grid-template-columns:70px 1fr;gap:10px;padding:9px 4px}.drawer-group a:hover{background:#1a1a1a}.drawer-group strong{color:#fff}.drawer-group span{font-size:13px;color:#aaa}.site-footer{background:linear-gradient(#0e0e0e,#050505);border-top:1px solid rgba(255,255,255,.32);padding:50px 0 80px}.footer-grid{display:grid;grid-template-columns:2fr repeat(4,1fr);gap:30px}.footer-grid section{display:flex;flex-direction:column;align-items:flex-start}.footer-grid h2,.footer-grid h3{color:#fff;margin:0 0 12px}.footer-grid h2 small{display:block;font-size:10px;letter-spacing:.16em;color:#999}.footer-grid a{color:#bdbdbd;padding:4px 0}.footer-logo-img{max-height:34px;width:auto;margin-bottom:10px}.footer-note{border-top:1px solid var(--line);margin-top:36px;padding-top:18px;color:#909090;font-size:13px;display:flex;justify-content:space-between;gap:24px}.mobile-bottom-nav{display:none}
@media(max-width:1000px){.desktop-main-nav,.channel-rail{display:none}:root{--header:68px}.shell{width:min(var(--shell),calc(100% - 36px))}.brand-inner{gap:12px}.brand{min-width:0;margin-right:auto}.channel-button{font-size:0;width:44px;padding:0}.channel-button::after{content:'☰';font-size:18px}.app-link{display:none}.search-panel{top:68px}.index-grid{grid-template-columns:repeat(2,1fr)}.cards-3,.three-col{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:repeat(3,1fr)}.status-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:2fr 1fr 1fr}.footer-grid section:nth-child(n+4){margin-top:10px}.strip-list{grid-template-columns:1fr 1fr}.strip-list article:nth-child(2){border-right:0}.strip-list article:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media(max-width:700px){.shell{width:calc(100% - 32px)}.brand-fallback small{display:none}.brand-logo{max-height:30px}.header-actions{gap:6px}.hero{padding-top:22px}.hero-media{max-height:320px}.hero-media img{max-height:320px}.hero-copy,.split,.app-feature,.two-col,.article-pair{grid-template-columns:1fr}.hero-actions{justify-content:flex-start;align-items:center}.index-grid,.cards-3,.three-col,.status-grid{grid-template-columns:1fr}.index-card{min-height:auto}.section{padding:46px 0}.section-head{display:block}.timeline{grid-template-columns:1fr 1fr}.strip-list{grid-template-columns:1fr}.strip-list article{border-right:0;border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-note{display:block}.site-footer{padding-bottom:100px}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;min-height:56px;padding-bottom:env(safe-area-inset-bottom);background:linear-gradient(#181818,#090909);border-top:1px solid rgba(255,255,255,.35);z-index:var(--z-bottom)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;min-height:56px;font-size:13px;color:#cfcfcf}.mobile-bottom-nav a.is-current{background:#fff;color:#111}.page-hero{padding-top:44px}.page-hero .media-frame{max-height:320px}.data-table th{width:110px}.search-links{display:grid;grid-template-columns:1fr 1fr}.channel-drawer{padding-bottom:calc(20px + env(safe-area-inset-bottom))}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
:focus-visible{outline:2px solid #fff;outline-offset:3px}.light-section{background:linear-gradient(120deg,#f5f5f5,#bdbdbd 48%,#fff);color:#151515}.light-section h2,.light-section h3{color:#151515}.light-section p{color:#2a2a2a}.light-section .button-link{color:#111;border-color:#555}