:root{--bg:#101010;--panel:#202020;--line:#303030;--text:#f1f1f1;--muted:#aaa;--accent:#ff851b;--nav:224px}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif}
body.tube-light{--bg:#fafafa;--panel:#eee;--line:#d9d9d9;--text:#161616;--muted:#626262}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button{cursor:pointer}
button:disabled{opacity:.5;cursor:wait}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.tube-header{height:76px;display:flex;align-items:center;gap:20px;padding:12px 24px;position:sticky;top:0;z-index:40;background:var(--bg);border-bottom:1px solid var(--line)}
.tube-brand{font-size:24px;font-weight:800;max-width:240px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:var(--accent)}
.tube-icon{border:0;background:none;color:var(--text);font-size:26px;width:44px;height:44px;border-radius:50%;flex-shrink:0}
.tube-icon:hover{background:var(--panel)}
.tube-search{display:flex;margin:0 auto;width:min(55vw,720px);height:44px;border:1px solid var(--line);border-radius:24px;overflow:hidden}
.tube-search input{background:var(--bg);color:var(--text);border:0;min-width:0;width:100%;padding:0 20px;outline-offset:-3px}
.tube-search button{background:var(--panel);border:0;border-left:1px solid var(--line);color:var(--text);width:65px;font-size:28px;flex-shrink:0}
.tube-nav{position:fixed;left:0;top:76px;bottom:0;width:var(--nav);padding:18px 12px;overflow-y:auto;background:var(--bg);z-index:30}
.tube-nav a{display:flex;align-items:center;gap:20px;min-height:48px;padding:10px 20px;border-radius:12px;margin-bottom:4px;font-size:17px}
.tube-nav a span{font-size:14px;overflow-wrap:anywhere}
.tube-nav a:hover,.tube-nav a.current{background:var(--panel)}
.tube-nav-divider{height:0;background:none;border:0;margin:18px 8px}
.tube-dot{color:var(--muted)}
.tube-main{margin-left:var(--nav);padding:20px 28px 0;min-width:0}
.tube-main main{min-width:0}
.tube-mask[hidden]{display:none}
.tube-mask{position:fixed;inset:76px 0 0;border:0;background:#0009;z-index:25}
.nav-collapsed .tube-nav{display:none}
.nav-collapsed .tube-main{margin-left:0}
.content-section,.list-page{max-width:none;padding:0;margin:0 0 28px}
.list-content{width:100%;min-width:0}
.list-layout{display:block}
.video-grid,.list-content .video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 20px}
.item{position:relative;background:transparent;border:0;border-radius:0;overflow:visible;min-width:0}
.item a{display:block}
.item-thumb{position:relative;height:0;padding-bottom:56.25%;background:#222;border-radius:14px;overflow:hidden}
.item-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.item:hover .item-thumb img{transform:none}
.item .info{padding:12px 0 0}
.item .info h3{font-size:16px;line-height:1.5;font-weight:600;margin:0;min-height:48px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--text);overflow-wrap:anywhere}
.item-overlay{display:none}
.tube-meta,.tube-muted{font-size:13px;color:var(--muted);line-height:1.7;margin:7px 0 18px}
.section-title{font-size:22px;font-weight:650;border:0;padding:0;margin:0 0 22px;color:var(--text)}
.section-title:before{display:none}
.item .badge{top:auto;bottom:8px;right:8px;left:auto;background:#000d;font-size:12px;max-width:85%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.later-button{position:absolute;right:8px;top:8px;z-index:2;border:0;border-radius:8px;background:#000c;color:white;min-width:38px;min-height:38px;font-size:20px}
.later-button[aria-pressed=true]{color:var(--accent);background:#171717}
.tube-section-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.tube-section-row h1,.tube-section-row h2{font-size:24px;margin:0}
.tube-button{background:var(--panel);border:1px solid var(--line);border-radius:20px;color:var(--text);padding:10px 18px;min-height:44px}
.tube-button:hover{border-color:var(--muted)}
.tube-pagination{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0}
.tube-pagination a{display:grid;place-items:center;min-width:38px;height:40px;padding:0 10px;background:var(--panel);border-radius:8px}
.tube-pagination [aria-current=page]{background:var(--accent);color:#111}
.player-section .player-wrapper{width:100%;max-width:1400px}
.play-now-heading{width:100%;max-width:1400px;margin:0 0 16px}
.play-now-heading .play-now-status{color:var(--accent)}
.tube-main .site-footer{clear:both;width:100%;margin-top:40px}
.tube-main .site-footer a{color:var(--accent)!important}
.tube-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:12px 20px;background:var(--text);color:var(--bg);border-radius:12px;z-index:100;max-width:90vw}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(min-width:1800px){.video-grid,.list-content .video-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(max-width:1100px){.video-grid,.list-content .video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.tube-main{padding:18px}
.tube-header{gap:10px}
.tube-brand{max-width:180px}
}
@media(max-width:820px){.tube-header{height:112px;display:grid;grid-template-columns:40px minmax(0,1fr) 40px;grid-template-rows:40px 40px;gap:8px;padding:8px 12px}
.tube-brand{font-size:21px;max-width:none}
.tube-search{grid-column:1/-1;grid-row:2;width:100%;height:38px}
.tube-header #themeToggle{grid-column:3;grid-row:1}
.tube-nav{top:112px;transform:translateX(-100%);visibility:hidden;width:min(280px,85vw);display:block!important}
.nav-open .tube-nav{transform:translateX(0);visibility:visible}
.tube-main,.nav-collapsed .tube-main{margin-left:0;padding:16px 12px 0}
.tube-mask{inset:112px 0 0}
.nav-open{overflow:hidden}
.video-grid,.list-content .video-grid{gap:22px 12px}
.item-thumb{border-radius:10px}
.item .info h3{font-size:14px;min-height:42px}
.tube-meta{font-size:11px;margin-top:5px}
.later-button{min-width:32px;min-height:32px;right:5px;top:5px;font-size:18px}
.section-title{font-size:18px}
.play-now-heading{padding:0;font-size:18px}
.tube-section-row h1,.tube-section-row h2{font-size:21px}
.tube-main .site-footer{padding-left:0!important;padding-right:0!important}
.tube-main .site-footer .footer-inner{max-width:100%!important}
}
.tube-main .search-page{max-width:none;margin:0;padding:0}
.tube-main .search-result-section{padding:0}
[data-later][aria-pressed="true"],.later-button[aria-pressed="true"]{color:#ff4055;border-color:#ff4055}
.later-button{font-size:24px}
.tube-nav{overflow-y:auto;overflow-x:hidden;scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch;touch-action:pan-y;overscroll-behavior-y:contain}
.tube-nav::-webkit-scrollbar{display:none;width:0;height:0}
.tube-nav a{border-radius:12px;box-shadow:none;color:var(--text)}
.tube-nav a.current,.tube-nav a:hover{background:var(--panel);color:var(--text)}
.tube-nav a.current{font-weight:700}
html{scrollbar-width:none;-ms-overflow-style:none}
html::-webkit-scrollbar,body::-webkit-scrollbar{display:none;width:0;height:0}
.tube-main .site-footer{background:var(--bg);border-color:var(--line);color:var(--muted)!important}
.tube-main .site-footer .footer-inner>div{color:var(--muted)!important}
.tube-main .site-footer a{background:transparent!important}
.tube-main .play-now-heading{color:var(--text);width:100%;max-width:none}
.tube-main .player-section{background:var(--bg);border:0;box-shadow:none}
.tube-main .player-wrapper{background:var(--panel);border:0;box-shadow:none}
body.tube-light{--bg:#fff;--panel:#f3f4f6;--line:#dedfe3;--text:#17191d;--muted:#555d68;color-scheme:light}
body:not(.tube-light){color-scheme:dark}
.tube-main .cms-pagination .cms-btn,.tube-main .cms-pagination li a,.tube-main .cms-pagination li span{background:var(--panel);border-color:var(--line);color:var(--text)}
.tube-main .cms-pagination li.active span{background:var(--accent);color:#111}
.tube-main .item-thumb,.tube-main .item-thumb.cover-load-failed{background:var(--panel)}
body.tube-light .tube-main .player-wrapper,body.tube-light .tube-main .player-wrapper iframe{background:#fff}
.tube-main .item,.tube-main .item:hover{background:transparent;border:0;box-shadow:none;transform:none}
.tube-main .item .info{background:transparent;border:0;box-shadow:none;padding:12px 0 0}
.item .cover-link,.item .title-link{display:block}
.item .title-link:hover h3{color:var(--accent)}
.tube-play-actions{width:80%;max-width:1200px;margin:16px auto 24px}
@media(max-width:820px){.tube-play-actions{width:100%}
}
.tube-main .item:hover .info h3{color:var(--text)}
.tube-main .item .info .title-link:hover h3{color:var(--accent)}
.tube-search:focus-within{border-color:var(--accent);outline:none;box-shadow:none}
.tube-search input:focus,.tube-search input:focus-visible{outline:none}
.tube-search button:focus-visible{outline-offset:-4px}
.tube-main .player-section .player-wrapper{width:85%;max-width:1190px}
.tube-main .tube-lines{width:85%;max-width:1190px}
@media(max-width:820px){.tube-header{grid-template-columns:36px minmax(0,1fr) auto 36px}
.tube-header #themeToggle{grid-column:4;grid-row:1;width:36px}
.tube-brand{font-size:18px}
}
.nav-line-icon{display:block;width:21px;height:21px;flex:0 0 21px;pointer-events:none}
.tube-nav a{gap:16px}
.tube-nav>a{height:48px;min-height:48px;padding:10px 20px;margin:0 0 4px;gap:16px;line-height:20px}
.tube-nav>a>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tube-nav-divider{display:none}
@media(min-width:821px){#menuToggle{display:none}
.nav-collapsed .tube-nav{display:block}
.nav-collapsed .tube-main{margin-left:var(--nav)}
}
@media(min-width:821px){.tube-header .tube-brand{margin-left:0;text-align:left}
}
@media(max-width:820px){.tube-header{grid-template-columns:44px minmax(0,1fr) 64px 40px}
.tube-header .tube-brand{position:absolute;left:50%;top:28px;transform:translate(-50%,-50%);max-width:calc(100% - 224px);font-size:18px;text-align:center;margin:0}
.tube-header #menuToggle{grid-column:1;grid-row:1}
.tube-header #themeToggle{grid-column:4;grid-row:1}
}
.tube-header .tube-brand,.tube-header .tube-brand:hover,.tube-header .tube-brand:active,.tube-header .tube-brand:visited,.tube-header .tube-brand:focus{color:var(--accent);opacity:1;visibility:visible}
@media(max-width:820px){.video-grid,.list-content .video-grid,.tube-main .video-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:24px}
.video-grid>.item{width:100%;min-width:0}
.video-grid .item-thumb{width:100%;aspect-ratio:16/9}
.video-grid .info h3{min-height:0}
}
.tube-header a.tube-brand,.tube-header a.tube-brand:hover,.tube-header a.tube-brand:active,.tube-header a.tube-brand:visited,.tube-header a.tube-brand:focus{color:#ff851b}

@media(max-width:820px){.tube-header{grid-template-columns:44px minmax(0,1fr) 44px}.tube-header #themeToggle{grid-column:3;grid-row:1}.tube-header .tube-brand{max-width:calc(100% - 128px)}.tube-search{grid-column:1 / -1}}
.player-wrapper,.player-wrapper .player-shell{background:#000!important;color:#eee!important;}