.video-hub{--paper:#fff;--paper-soft:#f4f5f7;--paper-deep:#e9edf2;--hairline:#e7e9ee;--ink:#20242c;--ink-soft:#4d5665;--ink-mute:#7b8492;--rust:#3576b8;--rust-deep:#235a91;--rust-wash:#edf4fc;height:100%;overflow:auto;background:#f7f8fa;color:var(--ink);font-family:var(--font-sans),"Microsoft YaHei",sans-serif;color-scheme:light}.video-hub button,.video-hub input,.video-hub select{font:inherit}.video-hub button{cursor:pointer}.video-hub a{color:inherit;text-decoration:none}.video-hub a:focus-visible,.video-hub button:focus-visible,.video-hub input:focus-visible{outline:3px solid #75a8df;outline-offset:4px}.hub-header{min-height:76px;display:flex;align-items:center;justify-content:space-between;padding:12px max(28px,calc((100vw - 1500px)/2));border-bottom:1px solid #e7e9ee;background:#fff;gap:24px}.hub-brand{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:700;white-space:nowrap}.hub-brand 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p{font-size:13px;color:#7b8492;margin:0;line-height:1.8}.hub-count{margin-left:auto;white-space:nowrap;font-size:12px;color:#7b8492;text-align:right}.hub-count strong{font-size:26px;color:#28374a;margin-right:5px}.hub-count small{display:block;margin-top:5px}.hub-controls{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid #e3e7ee}.hub-controls nav{display:flex;gap:28px}.hub-controls nav button{padding:17px 0;border:0;border-bottom:3px solid transparent;background:none;color:#78808e;font-size:15px}.hub-controls nav button.active{color:#283d58;font-weight:650;border-color:#427fb9}.hub-search{display:flex;align-items:center;gap:10px;background:#eef0f4;padding:9px 12px;border-radius:8px;font-size:12px;color:#868d98}.hub-search input{width:185px;background:none;border:0;color:#303846;min-width:0}.hub-cats{display:flex;align-items:center;gap:8px;padding:22px 0}.hub-cats button{border:0;padding:7px 14px;border-radius:7px;background:none;color:#6d7684;font-size:12px}.hub-cats button.active{background:#e7eef7;color:#2d6195}.hub-cats>span{margin-left:auto;color:#98a0ab;font-size:11px}.media-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:34px 24px}.media-card{display:block;min-width:0}.media-thumb{aspect-ratio:16/9;position:relative;border-radius:11px;overflow:hidden;background:#e8edf3;isolation:isolate}.media-thumb>img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .25s}.media-thumb>div{width:100%!important;height:100%!important}.media-thumb:after{content:"";position:absolute;inset:50% 0 0;background:linear-gradient(transparent,#0009);pointer-events:none}.media-kind,.media-duration{position:absolute;bottom:10px;z-index:1;font-size:11px;color:#fff;text-shadow:0 1px 3px #0009}.media-kind{left:12px}.media-duration{right:12px;font-variant-numeric:tabular-nums}.media-play{position:absolute;right:18px;top:18px;border-radius:50%;width:36px;height:36px;background:#fff2;color:#fff;display:grid;place-items:center;font-size:13px;backdrop-filter:blur(6px)}.media-card:hover .media-thumb>img{transform:scale(1.025)}.media-card h3{font-size:16px;font-weight:600;line-height:1.65;margin:12px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.media-card:hover h3{color:#326da8}.media-copy>p{font-size:12px;line-height:1.8;color:#89919e;margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.media-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:11px;line-height:1.8;color:#9199a5}.hub-empty{padding:80px 0;text-align:center;color:#8b929f}.hub-footer{text-align:center;padding:25px;border-top:1px solid #e8ebef;font-size:11px;color:#9ca3ae}.video-watch{background:#fff}.watch-layout{max-width:1500px;margin:auto;padding:30px 28px 90px;display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:34px;align-items:start}.watch-heading{margin-bottom:20px}.watch-heading h1{font-size:23px;line-height:1.6;font-weight:650;margin:8px 0 12px}.watch-player{aspect-ratio:16/9;background:#10151e;border-radius:12px;overflow:hidden;box-shadow:0 5px 24px #1b2b4210}.watch-player video{display:block;width:100%;height:100%;object-fit:contain;background:#10151e}.watch-toolbar{display:flex;align-items:center;gap:20px;border-bottom:1px solid #e8ebf0;padding:16px 0;color:#6e7786;font-size:12px;flex-wrap:wrap}.watch-toolbar button{background:none;border:0;padding:0;color:inherit}.watch-toolbar select{border:1px solid #e1e5eb;background:#f7f8fa;padding:4px;border-radius:5px;margin-left:5px}.watch-toolbar>a{margin-left:auto}.watch-description{margin-top:28px;background:#f7f8fa;padding:22px 26px;border-radius:10px}.watch-description h2,.watch-sidebar h2{font-size:15px;font-weight:650;margin:0 0 16px}.watch-description p,.watch-description p:first-letter{font-family:var(--font-sans),"Microsoft YaHei",sans-serif!important;font-size:14px!important;line-height:2!important;font-weight:400!important;float:none!important;letter-spacing:0!important;margin-bottom:16px!important}.watch-reactions{margin:25px 0;padding-bottom:25px;border-bottom:1px solid #e8ebef}.watch-primary>section:last-child{max-width:none!important;margin-top:35px!important}.watch-author{display:flex;gap:13px;padding:8px 0 26px;margin-bottom:24px;border-bottom:1px solid #e7ebf0}.watch-author>img{width:48px;height:48px;object-fit:cover;object-position:center top;border-radius:50%}.watch-author strong{font-size:13px}.watch-author p{font-size:11px;color:#9098a4;line-height:1.8;margin:7px 0}.watch-author a{font-size:11px;color:#427fb9}.watch-related{display:flex;flex-direction:column;gap:22px}.media-card.compact{display:grid!important;grid-template-columns:130px minmax(0,1fr);gap:12px;align-items:start}.compact .media-thumb{border-radius:7px}.compact h3{font-size:12px;margin:0 0 8px;line-height:1.6}.compact .media-meta{font-size:10px;gap:4px}.compact .media-kind,.compact .media-play{display:none}.compact .media-duration{font-size:10px;right:6px;bottom:5px}.watch-error{padding:16px;background:#fff1e8;font-size:13px}.video-watch.wide .watch-layout{grid-template-columns:minmax(0,1fr)}.video-watch.wide .watch-sidebar{display:none}.video-watch.wide .watch-player{max-height:78vh}.video-watch.wide .watch-description{max-width:1100px}@media(min-width:1650px){.media-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:1100px){.watch-layout{grid-template-columns:minmax(0,1fr) 260px;gap:22px}.media-card.compact{grid-template-columns:105px minmax(0,1fr)}}@media(max-width:900px){.media-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.watch-layout{grid-template-columns:1fr}.watch-sidebar{border-top:1px solid #eee;padding-top:25px}.watch-related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.hub-count{display:none}}@media(max-width:600px){.hub-header{padding:10px 16px;min-height:65px;gap:10px}.hub-brand{font-size:15px;gap:8px}.hub-mark{width:33px;height:33px;font-size:20px}.hub-brand small{font-size:8px;letter-spacing:0}.hub-actions{gap:10px}.hub-actions>a{display:none}.hub-actions>button{padding:6px 8px;font-size:11px}.hub-main{padding:23px 16px 45px}.hub-channel{gap:14px;padding:4px 0 26px}.hub-channel>img{width:58px;height:58px}.hub-channel h1{font-size:19px}.hub-eyebrow{font-size:8px}.hub-channel p{font-size:11px}.hub-controls{align-items:stretch;flex-direction:column;gap:8px;padding-bottom:12px}.hub-controls nav{gap:24px}.hub-controls nav button{font-size:13px;padding:12px 0}.hub-search input{width:100%}.hub-cats{gap:2px;padding:14px 0}.hub-cats button{font-size:11px;padding:6px 10px}.hub-cats>span{font-size:9px}.media-grid{gap:23px 12px}.media-thumb{border-radius:7px}.media-card h3{font-size:13px;margin:8px 0 7px}.media-copy>p{display:none}.media-meta{font-size:10px;gap:6px}.media-kind{font-size:9px;left:7px;bottom:7px}.media-duration{font-size:9px;right:7px;bottom:7px}.media-play{width:26px;height:26px;right:9px;top:9px;font-size:9px}.watch-layout{padding:22px 14px 55px;gap:25px}.watch-heading h1{font-size:19px}.watch-player{border-radius:7px}.watch-toolbar{gap:14px;font-size:11px}.watch-description{padding:18px 16px}.watch-description p,.watch-description p:first-letter{font-size:13px!important}.watch-related{grid-template-columns:1fr}.media-card.compact{grid-template-columns:140px minmax(0,1fr)}.watch-author{padding-top:0}}@media(prefers-reduced-motion:reduce){.media-thumb>img{transition:none}}.video-hub{--font-sans:"Segoe UI","Microsoft YaHei",Arial,sans-serif}.video-hub h1,.video-hub h2,.video-hub h3,.video-hub small{font-family:var(--font-sans)}