:root{--bg:#050505;--deep:#0a0a0a;--card:#111;--hover:#191919;--light:#efefef;--title:#fafafa;--text:#d8d8d8;--muted:#a3a3a3;--dark:#151515;--border:rgba(255,255,255,.14);--border-hi:rgba(255,255,255,.42);--max:1320px;--r:10px;--header:102px;--z-header:40;--z-bottom:35;--z-overlay:70;--z-drawer:80;--z-search:75}
*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,#050505,#0b0b0b 45%,#050505);color:var(--text);font:16px/1.82 Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.locked{overflow:hidden}a,button{position:relative;z-index:2;pointer-events:auto;touch-action:manipulation}a{color:inherit;text-decoration:none}button,input{font:inherit}img{display:block;max-width:100%;height:auto}.page-shell{padding-top:var(--header)}.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,.28)}.header-inner{max-width:var(--max);height:100%;margin:auto;padding:0 32px;display:grid;grid-template-columns:minmax(150px,220px) 1fr auto;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;min-width:0}.brand img{height:34px;width:auto;max-width:170px;object-fit:contain}.brand-fallback{display:flex;gap:10px;align-items:baseline;white-space:nowrap}.brand-fallback strong{font-size:24px;color:#fff}.brand-fallback small{font-size:11px;letter-spacing:.16em;color:#aaa}.desktop-main-nav{display:flex;justify-content:center;gap:8px}.desktop-main-nav a,.channel-index a{padding:9px 11px;color:#c9c9c9}.desktop-main-nav a.active{background:#efefef;color:#151515;border-radius:6px}.header-actions{display:flex;align-items:center;gap:8px}.icon-btn,.menu-btn,.drawer button,.search-panel button{min-width:44px;min-height:44px;border:1px solid var(--border);background:#111;color:#eee;border-radius:7px;cursor:pointer}.menu-btn{padding:0 13px}.app-link{padding:10px}.channel-rail{height:34px;background:#090909;border-bottom:1px solid rgba(255,255,255,.08)}.channel-index{height:100%;display:flex;align-items:center;justify-content:center;gap:16px;font-size:13px;color:#aaa}.channel-index a{padding:4px 6px}.channel-index a.active{color:#fff;text-decoration:underline;text-underline-offset:4px}.rail-line{width:38px;height:1px;background:#9a9a9a55}
.container{max-width:var(--max);margin:auto;padding:0 32px}.section{padding:72px 0;border-bottom:1px solid rgba(255,255,255,.08)}.section.compact{padding:50px 0}.eyebrow{margin:0 0 8px;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#9d9d9d}.page-hero h1,.hero-copy h1{font-size:clamp(30px,5vw,64px);line-height:1.06;margin:10px 0 18px;color:#fafafa;letter-spacing:-.03em}.section h2{font-size:clamp(24px,3vw,38px);line-height:1.2;margin:0 0 18px;color:#f5f5f5}.section h3{font-size:20px;line-height:1.35;color:#f1f1f1;margin:0 0 8px}.lead{font-size:18px;max-width:840px;color:#dcdcdc}.muted{color:var(--muted)}.text-link{display:inline-block;padding:10px 0;border-bottom:1px solid #666;margin-right:20px}.text-link:hover{border-color:#fff}.media-frame{display:flex;align-items:center;justify-content:center;overflow:hidden;background:linear-gradient(145deg,#050505,#202020);border:1px solid var(--border);border-radius:var(--r)}.media-frame img{width:100%;height:100%;object-fit:contain;object-position:center}.media-placeholder{min-height:220px;width:100%;display:flex;align-items:center;justify-content:center;color:#9b9b9b;background:linear-gradient(135deg,#080808,#202020)}.hero-media{max-height:520px}.hero-media img{max-height:520px}.wide-media{aspect-ratio:16/9}.wide-media img{max-height:320px}.portrait-media{max-height:460px;min-height:320px}.portrait-media img{max-height:460px;width:auto}.hero-copy{display:grid;grid-template-columns:1fr auto;gap:36px;align-items:end;padding-top:28px}.hero-copy p{max-width:820px}.hero-actions{white-space:nowrap}.index-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--border);border-left:1px solid var(--border)}.index-item{min-height:190px;padding:26px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);background:linear-gradient(160deg,#151515,#0a0a0a)}.index-item .num{display:block;color:#888;font-size:12px;margin-bottom:22px}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:linear-gradient(160deg,#1b1b1b,#0d0d0d 70%,#050505);border:1px solid var(--border);border-radius:var(--r);overflow:hidden}.card-body{padding:22px}.card .media-frame{border:0;border-radius:0}.summary-rows{border-top:1px solid var(--border)}.summary-row{display:grid;grid-template-columns:180px 1fr;gap:24px;padding:20px 0;border-bottom:1px solid var(--border)}.archive-grid,.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.archive-item,.feature{padding:22px;border:1px solid var(--border);border-radius:8px;background:#0e0e0e}.timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border:1px solid var(--border)}.timeline div{padding:24px 16px;border-right:1px solid var(--border);min-height:150px}.timeline div:last-child{border-right:0}.article-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px}.article-card{padding:28px;border:1px solid var(--border);background:#0e0e0e}.opinion{display:inline-block;margin-bottom:12px;padding:3px 7px;border:1px solid #777;color:#ddd;font-size:12px}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status{padding:24px;border:1px solid var(--border);background:#101010;border-radius:8px}.content-wrap{max-width:900px}.content-wrap p{margin:0 0 18px}.content-wrap h2{margin-top:44px}.data-table{width:100%;border-collapse:collapse;margin:28px 0}.data-table th,.data-table td{padding:14px 16px;border:1px solid var(--border);text-align:left;vertical-align:top}.data-table th{width:25%;color:#fff;background:#111}.notice{padding:22px;border:1px solid var(--border-hi);background:#111;border-radius:8px;margin:24px 0}.numbered{counter-reset:item;display:grid;gap:16px}.numbered article{counter-increment:item;padding:24px;border:1px solid var(--border);background:#0d0d0d}.numbered article h2:before{content:counter(item,decimal-leading-zero) " / ";color:#777}.faq-list details{border-top:1px solid var(--border);padding:18px 0}.faq-list details:last-child{border-bottom:1px solid var(--border)}.faq-list summary{cursor:pointer;color:#f2f2f2;font-size:18px}.faq-list p{max-width:900px;color:#cfcfcf}.site-footer{background:linear-gradient(180deg,#090909,#151515);border-top:1px solid #7775;padding:56px 32px 90px}.footer-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:2fr repeat(4,1fr);gap:28px}.footer-grid h2{font-size:15px;color:#fff}.footer-grid a{display:block;padding:5px 0;color:#bbb}.footer-brand p{max-width:390px;color:#aaa}.footer-legal{max-width:var(--max);margin:35px auto 0;padding-top:24px;border-top:1px solid var(--border);color:#8f8f8f;font-size:14px}.search-panel{position:fixed;left:0;right:0;top:68px;z-index:var(--z-search);background:#0c0c0c;border-bottom:1px solid #666;visibility:hidden;opacity:0;pointer-events:none;transform:translateY(-8px);transition:.22s ease}.search-panel.open{visibility:visible;opacity:1;pointer-events:auto;transform:none}.search-inner{max-width:var(--max);margin:auto;padding:24px 32px}.search-top{display:flex;justify-content:space-between;align-items:center;gap:20px}.search-panel label{font-size:18px;color:#fff}.search-panel input{width:100%;margin:16px 0;padding:15px 16px;background:#060606;color:#fff;border:1px solid #555;border-radius:7px}.quick-links{display:flex;flex-wrap:wrap;gap:10px}.quick-links a{padding:9px 14px;border:1px solid var(--border);border-radius:6px}.overlay{position:fixed;inset:0;z-index:var(--z-overlay);background:rgba(0,0,0,.68);visibility:hidden;opacity:0;pointer-events:none;transition:.22s ease}.overlay.open{visibility:visible;opacity:1;pointer-events:auto}.drawer{position:fixed;right:0;top:0;z-index:var(--z-drawer);width:min(92vw,380px);height:100dvh;background:linear-gradient(135deg,#050505,#171717 60%,#090909);border-left:1px solid #555;visibility:hidden;opacity:0;pointer-events:none;transform:translateX(24px);transition:.24s ease;overflow:auto}.drawer.open{visibility:visible;opacity:1;pointer-events:auto;transform:none}.drawer-head{position:sticky;top:0;display:flex;justify-content:space-between;align-items:center;padding:18px;background:#090909eF;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;flex-direction:column}.drawer-brand small{font-size:10px;letter-spacing:.13em;color:#999}.drawer-body{padding:18px}.drawer-body section{margin-bottom:22px}.drawer-body h2{font-size:13px;color:#888}.drawer-body a{display:block;padding:12px;border-top:1px solid var(--border)}.drawer-body a strong{display:block;color:#fff}.drawer-body a span{display:block;color:#999;font-size:13px}.mobile-bottom{display:none;position:fixed;left:0;right:0;bottom:0;z-index:var(--z-bottom);height:calc(56px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:linear-gradient(180deg,#090909,#181818);border-top:1px solid rgba(255,255,255,.25)}.mobile-bottom a{flex:1;min-height:44px;display:flex;align-items:center;justify-content:center;color:#c7c7c7;font-size:13px}.mobile-bottom a.active{background:#efefef;color:#151515}
:focus-visible{outline:2px solid #fff;outline-offset:3px}a:hover,button:hover{color:#fff}button:active,a:active{transform:translateY(1px)}
@media(max-width:960px){:root{--header:68px}.desktop-only,.desktop-main-nav,.channel-rail{display:none!important}.header-inner{grid-template-columns:1fr auto;padding:0 18px}.brand-rail{height:68px}.container{padding:0 20px}.hero-copy{grid-template-columns:1fr}.index-grid{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}.cards-3{grid-template-columns:1fr 1fr}.archive-grid,.feature-grid{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:repeat(3,1fr)}.timeline div:nth-child(3){border-right:0}.timeline div{border-bottom:1px solid var(--border)}.article-pair{grid-template-columns:1fr}.status-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:2fr 1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:640px){body{font-size:16px}.page-shell{padding-bottom:56px}.container{padding:0 16px}.section{padding:48px 0}.header-inner{padding:0 14px;gap:10px}.brand img{height:30px;max-width:135px}.brand-fallback small{display:none}.menu-btn{font-size:0;width:44px;padding:0}.menu-btn:after{content:'☰';font-size:20px}.header-actions{gap:6px}.hero-media,.hero-media img{max-height:320px}.index-grid{grid-template-columns:1fr}.cards-3,.archive-grid,.feature-grid,.status-grid{grid-template-columns:1fr}.summary-row{grid-template-columns:1fr;gap:5px}.timeline{grid-template-columns:1fr 1fr}.timeline div:nth-child(3){border-right:1px solid var(--border)}.timeline div:nth-child(even){border-right:0}.footer-grid{grid-template-columns:1fr 1fr}.site-footer{padding:44px 16px 110px}.footer-brand{grid-column:1/-1}.mobile-bottom{display:flex}.search-inner{padding:18px 16px}.page-hero h1,.hero-copy h1{margin-top:6px}.section h2{font-size:26px}.lead{font-size:17px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}