: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;--header:102px;--z-header:50;--z-bottom:45;--z-overlay:80;--z-drawer:90;--z-search:85}*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{margin:0;background:#050505;color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.82;overflow-x:hidden}body.is-locked{overflow:hidden}img{display:block;max-width:100%;height:auto}a,button{position:relative;z-index:2;pointer-events:auto;touch-action:manipulation}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.skip-link{position:fixed;left:16px;top:-60px;background:#fff;color:#111;padding:10px 14px;z-index:120}.skip-link:focus{top:12px}.site-header{position:fixed;inset:0 0 auto;z-index:var(--z-header);height:var(--header);background:#050505}.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:flex;align-items:center;gap:28px}.brand-link{display:inline-flex;align-items:center;min-width:150px}.brand-logo{max-height:36px;width:auto}.brand-fallback{display:flex;align-items:baseline;gap:10px;white-space:nowrap}.brand-fallback strong{font-size:22px;color:#fff;letter-spacing:.08em}.brand-fallback small{font-size:10px;color:#bbb;letter-spacing:.12em}.desktop-main-nav{display:flex;align-items:stretch;gap:4px;flex:1;justify-content:center;height:100%}.desktop-main-nav a{display:flex;align-items:center;padding:0 14px;color:#cfcfcf;font-size:14px;border-bottom:2px solid transparent}.desktop-main-nav a:hover,.desktop-main-nav a:focus-visible{background:#191919;color:#fff}.desktop-main-nav a.is-current{color:#111;background:#efefef;border-bottom-color:#fff}.header-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.icon-button,.menu-button{min-height:44px;min-width:44px;border:1px solid var(--border);border-radius:7px;background:#0d0d0d;color:#efefef;padding:8px 12px}.icon-button:hover,.menu-button:hover,.icon-button:focus-visible,.menu-button:focus-visible{border-color:var(--border-hi);background:#1a1a1a;outline:none}.app-link{min-height:44px;display:flex;align-items:center;padding:0 10px}.mobile-menu{display:none}.channel-rail{height:34px;background:#080808;border-bottom:1px solid rgba(255,255,255,.08)}.channel-index{max-width:var(--max);height:100%;margin:auto;padding:0 32px;display:flex;align-items:center;justify-content:center;gap:24px;font-size:12px;color:#aaa;letter-spacing:.08em}.channel-index a:hover,.channel-index a:focus-visible,.channel-index a.is-current{color:#fff}.rail-line{width:44px;height:1px;background:#888;opacity:.55}.site-main{padding-top:var(--header);min-height:70vh}.container{max-width:var(--max);margin:0 auto;padding:0 32px}.section{padding:72px 0;border-bottom:1px solid var(--border)}.hero{padding:42px 0 72px}.page-hero{padding:58px 0 48px;border-bottom:1px solid var(--border)}.eyebrow{display:inline-block;color:#aaa;font-size:12px;letter-spacing:.16em;margin-bottom:12px}h1,h2,h3{color:var(--title);line-height:1.15;margin:0 0 18px;font-weight:650}h1{font-size:clamp(30px,5vw,64px);letter-spacing:-.03em}h2{font-size:clamp(24px,3vw,38px);letter-spacing:-.02em}h3{font-size:20px}p{margin:0 0 18px}.lead{font-size:clamp(17px,2vw,20px);max-width:900px}.muted{color:var(--muted)}.hero-copy{display:grid;grid-template-columns:1.7fr .8fr;gap:32px;align-items:end;margin-top:28px}.hero-links{display:flex;justify-content:flex-end;gap:22px;flex-wrap:wrap}.text-link{display:inline-flex;align-items:center;min-height:44px;border-bottom:1px solid #777;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:8px}.media-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;background:linear-gradient(145deg,#050505,#202020);border:1px solid var(--border);border-radius:8px;color:#aaa}.cover-frame{max-height:520px;min-height:260px}.cover-frame .media-img{max-height:520px}.ratio-16-9{aspect-ratio:16/9}.portrait-frame{aspect-ratio:4/5;max-height:460px}.app-icon{width:72px;height:72px;object-fit:contain}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.index-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--border);border-left:1px solid var(--border)}.index-card{min-height:220px;padding:26px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);background:linear-gradient(160deg,#141414,#090909)}.index-card .num{font-size:12px;color:#858585}.index-card h3{font-size:26px;margin-top:48px}.split{display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center}.card{background:linear-gradient(160deg,#1B1B1B,#0D0D0D 70%,#050505);border:1px solid var(--border);border-radius:10px;padding:24px}.card-media{padding:0;overflow:hidden}.card-media .media-frame{border:0;border-radius:0}.card-body{padding:24px}.film-strip{display:grid;grid-template-columns:repeat(5,minmax(220px,1fr));gap:16px;overflow-x:auto;padding-bottom:6px}.list-lines{display:grid;border-top:1px solid var(--border)}.list-line{display:grid;grid-template-columns:180px 1fr;gap:24px;padding:18px 0;border-bottom:1px solid var(--border)}.timeline{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));border-top:1px solid var(--border);border-left:1px solid var(--border)}.timeline article{padding:20px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);min-height:170px}.step,.kicker{font-size:12px;color:#888;letter-spacing:.16em}.article-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}.editorial-article{padding:28px;border:1px solid var(--border);background:#0b0b0b}.editorial-mark{display:inline-block;font-size:12px;color:#111;background:#eee;padding:4px 8px;margin-bottom:18px}.status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.status-card{padding:24px;border:1px solid var(--border);background:#0d0d0d;min-height:160px}.status-card strong{display:block;color:#fff;font-size:20px;margin-bottom:10px}.light-section{background:linear-gradient(120deg,#F5F5F5,#BDBDBD 48%,#FFF);color:#222}.light-section h2,.light-section h3{color:#151515}.light-section p{color:#303030}.light-section .text-link{color:#111;border-color:#555}.meta-table{display:grid;grid-template-columns:220px 1fr;border-top:1px solid var(--border)}.meta-table dt,.meta-table dd{margin:0;padding:16px 0;border-bottom:1px solid var(--border)}.meta-table dt{color:#999}.numbered-list{counter-reset:item;display:grid;gap:14px}.numbered-list article{counter-increment:item;padding:22px;border:1px solid var(--border);background:#0c0c0c}.numbered-list article::before{content:counter(item,decimal-leading-zero);display:block;color:#777;font-size:12px;letter-spacing:.14em;margin-bottom:8px}.faq-list{display:grid;gap:14px}.faq-item{border:1px solid var(--border);padding:22px;background:#0b0b0b}.faq-item h2{font-size:20px}.notice-box{padding:22px;background:#efefef;color:#191919;border-radius:8px}.notice-box h2,.notice-box h3{color:#111}.site-footer{background:linear-gradient(#080808,#161616);border-top:1px solid rgba(255,255,255,.24);padding:58px 32px 90px}.footer-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:2fr repeat(4,1fr);gap:32px}.footer-grid h2{font-size:14px;color:#aaa;letter-spacing:.12em}.footer-grid a:not(.brand-link){display:block;color:#c5c5c5;padding:4px 0;font-size:14px}.footer-brand p{max-width:430px;color:#aaa;font-size:14px;margin-top:18px}.footer-legal{max-width:var(--max);margin:42px auto 0;padding-top:22px;border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:24px;color:#888;font-size:13px}.search-panel{position:fixed;top:68px;left:0;right:0;z-index:var(--z-search);visibility:hidden;opacity:0;pointer-events:none;background:linear-gradient(120deg,#080808,#181818);border-bottom:1px solid var(--border-hi);transition:opacity .2s ease,visibility .2s ease}.search-panel[hidden]{display:block}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-panel-inner{max-width:var(--max);margin:auto;padding:28px 32px 34px}.search-head{display:flex;justify-content:space-between;gap:24px}.search-head h2{font-size:26px}.search-panel label{display:block;color:#aaa;font-size:13px;margin:12px 0 8px}.search-panel input{width:100%;height:50px;background:#050505;color:#fff;border:1px solid var(--border-hi);border-radius:7px;padding:0 14px}.search-shortcuts{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:14px}.search-shortcuts a{min-height:48px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);background:#101010;border-radius:6px}.drawer-overlay{position:fixed;inset:0;z-index:var(--z-overlay);background:rgba(0,0,0,.72);visibility:hidden;opacity:0;pointer-events:none;transition:.24s}.drawer-overlay.is-open{visibility:visible;opacity:1;pointer-events:auto}.channel-drawer{position:fixed;right:0;top:0;bottom:0;width:min(92vw,380px);max-height:100dvh;z-index:var(--z-drawer);overflow-y:auto;background:linear-gradient(160deg,#191919,#050505 72%);border-left:1px solid var(--border-hi);visibility:hidden;opacity:0;pointer-events:none;transform:translateX(20px);transition:.24s}.channel-drawer.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:none}.drawer-top{position:sticky;top:0;z-index:4;display:flex;align-items:center;justify-content:space-between;padding:18px;background:#090909;border-bottom:1px solid var(--border)}.drawer-groups{padding:16px 18px 34px}.drawer-group{padding:14px 0;border-bottom:1px solid var(--border)}.drawer-group h2{font-size:12px;color:#888}.drawer-group a{display:grid;grid-template-columns:76px 1fr;gap:10px;padding:11px 8px;border-radius:6px}.drawer-group a:hover,.drawer-group a:focus-visible{background:#1b1b1b}.drawer-group strong{color:#fff}.drawer-group span{font-size:12px;color:#999;line-height:1.6}.mobile-bottom-nav{display:none}@media(max-width:980px){.header-inner{padding:0 20px}.desktop-main-nav a{padding:0 9px;font-size:13px}.index-grid,.grid-3{grid-template-columns:repeat(2,1fr)}.timeline{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:2fr repeat(2,1fr)}}@media(max-width:760px){:root{--header:68px}body{padding-bottom:calc(56px + env(safe-area-inset-bottom))}.site-header{height:68px}.channel-rail,.desktop-main-nav,.desktop-menu,.desktop-app-link{display:none}.header-inner{padding:0 16px}.brand-link{min-width:0;max-width:180px;flex:1}.brand-logo{max-height:32px}.mobile-menu{display:inline-flex}.container{padding:0 16px}.hero{padding:24px 0 54px}.section{padding:54px 0}.cover-frame{max-height:320px;min-height:180px}.cover-frame .media-img{max-height:320px}.hero-copy,.split,.article-columns,.grid-3,.grid-2,.index-grid,.status-grid{grid-template-columns:1fr}.hero-links{justify-content:flex-start}.index-card{min-height:0}.index-card h3{margin-top:28px}.timeline{grid-template-columns:1fr 1fr}.list-line,.meta-table{grid-template-columns:1fr}.meta-table dt{padding-bottom:2px}.meta-table dd{padding-top:2px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-legal{flex-direction:column}.site-footer{padding:48px 16px 92px}.search-panel-inner{padding:22px 16px}.search-shortcuts{grid-template-columns:repeat(2,1fr)}.mobile-bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:var(--z-bottom);min-height:calc(56px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:linear-gradient(#090909,#181818);border-top:1px solid rgba(255,255,255,.22)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;min-height:56px;color:#ccc;font-size:12px}.mobile-bottom-nav a.is-current{background:#efefef;color:#111}.film-strip{grid-template-columns:repeat(5,82vw)}}@media(max-width:430px){.timeline,.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.brand-fallback small{display:none}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}