:root{color-scheme:dark;--bg-primary: #06060c;--bg-secondary: #0d0d18;--bg-card: rgba(14, 14, 28, .75);--bg-controls: rgba(8, 8, 18, .92);--bg-dropdown: rgba(18, 18, 24, .85);--accent-1: #ef4444;--accent-2: #dc2626;--accent-3: #b91c1c;--accent-gradient: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--accent-3));--accent-glow: rgba(239, 68, 68, .35);--ctrl-glow: rgba(255, 255, 255, .35);--text-primary: #e8eaf0;--text-secondary:#8b8fa3;--text-dim: #4a4e69;--border: transparent;--border-hover: rgba(220, 38, 38, .3);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 20px;--font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--transition: .2s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;height:100dvh;overflow:hidden;background-color:var(--bg-primary);overscroll-behavior-y:none;scrollbar-color:var(--text-dim) var(--bg-primary);scrollbar-width:thin}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit;outline:none}button:focus-visible{outline:2px solid var(--accent-2);outline-offset:2px;border-radius:var(--radius-sm)}input{font-family:inherit;outline:none}.hidden,.mobile-drill-hidden{display:none!important}.ambient{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}.ambient-orb{position:absolute;border-radius:50%;opacity:.25;will-change:transform}.ambient-orb--1{width:600px;height:600px;background:radial-gradient(circle,var(--accent-1) 0%,transparent 70%);top:-15%;left:-10%;animation:orbFloat1 18s ease-in-out infinite alternate}.ambient-orb--2{width:500px;height:500px;background:radial-gradient(circle,var(--accent-2) 0%,transparent 70%);bottom:-10%;right:-8%;animation:orbFloat2 22s ease-in-out infinite alternate}.ambient-orb--3{width:350px;height:350px;background:radial-gradient(circle,var(--accent-3) 0%,transparent 70%);top:40%;left:50%;animation:orbFloat3 15s ease-in-out infinite alternate}@keyframes orbFloat1{to{transform:translate(80px,60px) scale(1.15)}}@keyframes orbFloat2{to{transform:translate(-60px,-80px) scale(1.2)}}@keyframes orbFloat3{to{transform:translate(-100px,50px) scale(.9)}}#player-screen{position:relative;z-index:1;height:100%;height:100dvh;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column;background:var(--bg-primary)}.app-navbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background:#06060cd9;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}.logo{font-weight:800;letter-spacing:-1.5px;color:var(--text-primary)}.logo span{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-logo{display:flex;align-items:center;font-size:1.5rem;margin-left:8px;flex-shrink:0}.nav-search-mock{flex:1;max-width:600px;margin:0 24px}.search-bar{display:flex;align-items:center;justify-content:space-between;background:var(--bg-secondary);border:1px solid var(--border);border-radius:40px;padding:8px 16px;color:var(--text-secondary);transition:border var(--transition)}.search-bar:hover{border-color:var(--border-hover)}.search-bar svg{width:20px;height:20px;opacity:.7}.nav-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-gradient)}@media(max-width:768px){.nav-search-mock{margin:0 16px}}@media(max-width:640px){.app-navbar{padding:6px 12px}.nav-logo{font-size:1.5rem;margin-left:0}.nav-search-mock{flex:none;margin:0 8px}.search-bar{padding:6px;justify-content:center}.search-placeholder{display:none}.nav-avatar{width:28px;height:28px}}.watch-layout{display:flex;flex-direction:row;gap:24px;padding:8px 24px 24px;max-width:1800px;margin:0 auto;width:100%}.watch-main{flex:1;min-width:0}.watch-video-container{width:100%;padding-bottom:56.25%;background:#000;border-radius:var(--radius-lg);overflow:hidden;position:relative;box-shadow:0 20px 40px #00000080}.watch-sidebar{width:400px;flex-shrink:0}@media(max-width:1000px){.watch-layout{flex-direction:column;padding:0}.watch-video-container{border-radius:0}.watch-sidebar{width:100%;padding:0 16px 16px}.watch-info{padding:0 16px}}.watch-info{margin-top:20px}#video-title{font-size:1.4rem;font-weight:700;color:var(--text-primary);margin-bottom:12px}.watch-meta-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:16px}.watch-channel{display:flex;align-items:center;gap:12px}.channel-avatar{width:40px;height:40px;border-radius:50%;background:var(--text-dim)}.channel-info strong{display:block;font-size:1rem}.channel-info span{font-size:.85rem;color:var(--text-secondary)}.subscribe-btn{background:var(--text-primary);color:var(--bg-primary);padding:8px 16px;border-radius:20px;font-weight:600;margin-left:12px;transition:background var(--transition)}.subscribe-btn:hover{background:#fff}.watch-actions{display:flex;gap:8px}.action-btn{display:flex;align-items:center;gap:6px;background:var(--bg-secondary);padding:8px 16px;border-radius:20px;font-size:.9rem;font-weight:500;transition:background var(--transition)}.action-btn:hover{background:var(--bg-card)}.watch-desc{background:var(--bg-secondary);padding:16px;border-radius:var(--radius-md);font-size:.95rem;line-height:1.5;color:var(--text-primary)}.desc-stats{font-weight:600;margin-bottom:8px}.sidebar-title{font-size:1.2rem;margin-bottom:16px}.upnext-list{display:flex;flex-direction:column;gap:12px}.upnext-item{display:flex;gap:12px;cursor:pointer;border-radius:var(--radius-md);padding:4px;transition:background var(--transition)}.upnext-item:hover{background:var(--bg-secondary)}.upnext-thumb{width:168px;height:auto;flex-shrink:0;padding-bottom:94.5px;background:var(--bg-card);border-radius:var(--radius-sm);position:relative;overflow:hidden}.upnext-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .4s ease}.upnext-thumb .hover-img{opacity:0;z-index:1}.upnext-thumb .hover-img.show{opacity:1}.upnext-thumb:hover .preview-badge{opacity:0}.upnext-thumb .preview-badge{bottom:6px;right:6px;padding:2px 6px;font-size:.65rem;border-radius:4px}.mock-play{position:absolute;inset:0;background:var(--accent-gradient);opacity:.3}.upnext-info{flex:1;min-width:0;padding-top:4px}.upnext-title{font-size:.95rem;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.upnext-channel,.upnext-meta{font-size:.85rem;color:var(--text-secondary)}#player-wrapper{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#000;overflow:hidden;user-select:none;-webkit-user-select:none;z-index:10}#video{width:100%;height:100%;background:#000;display:block;outline:none}#spinner{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;z-index:15;pointer-events:none}.spin-ring{width:48px;height:48px;border:3px solid rgba(255,255,255,.15);border-top-color:var(--accent-2);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#controls-overlay{position:absolute;inset:0;z-index:20;display:flex;flex-direction:column;justify-content:flex-end;opacity:0;transition:opacity .35s;pointer-events:none}#controls-overlay.visible,#player-wrapper.paused #controls-overlay{opacity:1}.controls-scrim{position:absolute;bottom:0;left:0;right:0;height:220px;background:linear-gradient(to top,rgba(0,0,0,.95) 0%,rgba(0,0,0,.6) 40%,transparent 100%);pointer-events:none}#subtitle-overlay{position:absolute;bottom:8%;left:5%;right:5%;text-align:center;z-index:25;pointer-events:none;transform:translateY(0);transition:transform .3s ease}#player-wrapper.paused #subtitle-overlay,#player-wrapper.controls-visible #subtitle-overlay{transform:translateY(-50px)}.sub-line{display:inline;line-height:1.4}.sub-word{display:inline;color:#fff6;font-size:2rem;font-weight:500;text-shadow:0 1px 3px rgba(0,0,0,.8),0 0 8px rgba(0,0,0,.6);background:#00000073;box-decoration-break:clone;-webkit-box-decoration-break:clone;border-radius:2px;padding:2px 1px;transition:color .15s ease,background .15s ease}.sub-word.revealed,.sub-word.active{color:#fff;background:#0009}@media(max-width:600px){.sub-word{font-size:1rem}}#center-play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:64px;height:64px;border-radius:50%;background:#00000080;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:#fff;display:flex;align-items:center;justify-content:center;z-index:10;border:none;cursor:pointer;pointer-events:auto;opacity:0;transition:opacity .2s,transform .2s;pointer-events:none}#center-play-btn svg{width:32px;height:32px;margin-left:4px}@media(max-width:600px){#player-wrapper.paused #center-play-btn{opacity:1;pointer-events:auto;transform:translate(-50%,-50%) scale(1)}#player-wrapper:not(.paused) #center-play-btn{transform:translate(-50%,-50%) scale(.9)}}#controls-bar{position:relative;z-index:1;padding:0 16px calc(12px + env(safe-area-inset-bottom,0px));pointer-events:auto}#progress-area{position:relative;height:32px;display:flex;align-items:center;cursor:pointer;margin-bottom:-4px;touch-action:none}#progress-track{width:100%;height:3px;background:#ffffff2e;border-radius:2px;position:relative;overflow:hidden;transition:height .15s}#progress-area:hover #progress-track,.seeking #progress-track{height:5px}#bar-buffered{position:absolute;top:0;left:0;height:100%;width:0%;background:#ffffff40;border-radius:2px;transition:width .3s linear}#bar-played{position:absolute;top:0;left:0;height:100%;width:0%;background:var(--accent-gradient);border-radius:2px}#bar-handle{position:absolute;width:14px;height:14px;border-radius:50%;background:var(--accent-2);top:50%;left:0%;transform:translate(-50%,-50%);opacity:0;transition:opacity .15s,transform .15s;pointer-events:none;z-index:2}#progress-area:hover #bar-handle,.seeking #bar-handle{opacity:1}#bar-handle:hover,.seeking #bar-handle{transform:translate(-50%,-50%) scale(1.3)}#sprite-tip{position:absolute;bottom:100%;margin-bottom:10px;z-index:10;background:var(--bg-dropdown);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px;box-shadow:0 8px 32px #0009;pointer-events:none;transform:translate(-50%);left:0}#sprite-img{width:160px;height:90px;border-radius:3px;background-color:var(--bg-secondary);background-repeat:no-repeat}#sprite-time{display:block;text-align:center;font-size:.72rem;font-weight:600;font-variant-numeric:tabular-nums;color:var(--text-primary);padding:3px 0 1px}#controls-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.ctrl-left,.ctrl-right{display:flex;align-items:center;gap:4px}button.ctrl-btn{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);color:#fff;transition:all var(--transition);font-family:inherit}.ctrl-btn svg{width:26px;height:26px}#btn-quality svg,#btn-speed svg,#btn-subs svg{stroke:currentColor;stroke-width:.4px}.ctrl-btn:hover,.ctrl-btn:active{color:#fff;background:#ffffff14;transform:scale(1.1)}.ctrl-btn.menu-open{color:#fff;background:#ffffff14}.ctrl-btn--label{width:auto;padding:0 10px;font-size:.95rem;font-weight:600;letter-spacing:.3px;font-variant-numeric:tabular-nums;line-height:1;white-space:nowrap;font-family:inherit}@media(min-width:601px){.ctrl-btn{position:relative}.ctrl-btn[data-tooltip]:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%) translateY(4px);background:#101020f2;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--border);color:var(--text-primary);padding:6px 10px;border-radius:var(--radius-sm);font-size:.75rem;font-weight:500;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;font-family:var(--font);z-index:100;box-shadow:0 4px 16px #00000080}.ctrl-btn[data-tooltip]:hover:after{opacity:1;transform:translate(-50%) translateY(0)}.ctrl-right .ctrl-btn[data-tooltip]:after{left:auto;right:0;transform:translateY(4px)}.ctrl-right .ctrl-btn[data-tooltip]:hover:after{transform:translateY(0)}.ctrl-btn.menu-open[data-tooltip]:after{display:none!important}}.vol-group{display:flex;align-items:center;height:44px;border-radius:var(--radius-sm);transition:background var(--transition),transform var(--transition)}.vol-group:hover,.vol-group:focus-within{background:#ffffff14;transform:scale(1.1);transform-origin:left center}.vol-group .ctrl-btn:hover,.vol-group .ctrl-btn:active{background:transparent!important;transform:none!important}.vol-slider-wrap{width:0;overflow:hidden;transition:width .25s cubic-bezier(.4,0,.2,1),margin .25s cubic-bezier(.4,0,.2,1);display:flex;align-items:center}.vol-group:hover .vol-slider-wrap,.vol-slider-wrap:focus-within{width:80px;margin-right:12px}#vol-slider{-webkit-appearance:none;appearance:none;width:72px;height:4px;margin:0 4px;border-radius:2px;background:linear-gradient(to right,var(--accent-2) 0%,var(--accent-2) var(--fill, 100%),rgba(255,255,255,.2) var(--fill, 100%),rgba(255,255,255,.2) 100%);cursor:pointer;outline:none}#vol-slider::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:#fff;cursor:pointer}#vol-slider::-moz-range-thumb{width:12px;height:12px;border:none;border-radius:50%;background:#fff;cursor:pointer}#time-display{-webkit-appearance:none;appearance:none;font-size:.95rem;font-weight:600;letter-spacing:.3px;font-variant-numeric:tabular-nums;font-family:inherit;color:#fff;white-space:nowrap;line-height:1;cursor:pointer;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;pointer-events:auto;background:transparent;border:none;padding:0 10px;margin-left:8px;border-radius:var(--radius-sm);outline:none;position:relative;z-index:2;transition:all var(--transition);height:44px;display:flex;align-items:center}#time-display:hover{background:#ffffff14;transform:scale(1.1)}#player-wrapper:fullscreen{width:100vw;height:100vh}#player-wrapper:fullscreen #video{object-fit:contain}#player-wrapper:fullscreen #controls-bar{padding:0 24px 16px}#player-wrapper:fullscreen #subtitle-overlay .sub-word{font-size:2.5rem}@media(max-width:640px){.tagline{margin-bottom:32px}.source-card{padding:20px}.input-row{flex-direction:column}#load-btn{justify-content:center;padding:14px}.features-row{gap:6px}.feature-chip{font-size:.68rem;padding:5px 10px}.ctrl-btn{width:40px;height:40px}.ctrl-btn svg{width:24px;height:24px}#time-display,.ctrl-btn--label{font-size:.85rem}.vol-slider-wrap{display:none}#center-icon-anim{width:64px;height:64px}#center-icon-anim svg{width:32px;height:32px}.vol-group:hover .vol-slider-wrap{width:60px}#controls-bar{padding-bottom:calc(4px + env(safe-area-inset-bottom,0px))}#progress-area{height:40px;margin-bottom:-8px}#bar-handle{opacity:1}#progress-track{height:4px}.ctrl-btn:hover,#time-display:hover,.vol-group:hover,#menu-settings button.ctrl-btn:hover,.dd-menu button:hover{background:transparent;transform:none;color:inherit}.ctrl-btn:active,#time-display:active,.vol-group:active{background:#ffffff14;transform:scale(1.1)}#menu-settings button.ctrl-btn:active{background:#ffffff1a}.dd-menu button:active{background:#ffffff14;color:var(--text-primary)}#progress-area:hover #progress-track{height:4px}#bar-handle:hover{transform:translate(-50%,-50%)}}#player-wrapper:not(.paused) #controls-overlay:not(.visible){cursor:none}::-webkit-scrollbar{width:12px;height:12px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{-webkit-appearance:none;background:var(--text-dim);border-radius:6px;border:3px solid var(--bg-primary)}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}#center-icon-anim{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.5);display:flex;align-items:center;justify-content:center;width:96px;height:96px;background:#000000b3;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:50%;color:#fff;pointer-events:none;opacity:0;z-index:10}#center-icon-anim svg{width:52px;height:52px}#center-icon-anim.animate{animation:centerIconPop 1.5s cubic-bezier(.2,.8,.2,1) forwards}@keyframes centerIconPop{0%{opacity:.9;transform:translate(-50%,-50%) scale(.85)}to{opacity:0;transform:translate(-50%,-50%) scale(1.4)}}#top-loading-bar{position:fixed;top:0;left:0;height:3px;background:var(--accent-1);z-index:99999;width:100%;transform:scaleX(0);transform-origin:left;transition:transform .4s ease,opacity .3s ease;opacity:0;pointer-events:none}#top-loading-bar.loading{transform:scaleX(.7);opacity:1}.skeleton{background:var(--bg-card);background-image:linear-gradient(90deg,#fff0,#ffffff0a,#fff0);background-size:200% 100%;animation:skeletonShimmer 1.5s infinite linear;color:transparent!important;border-color:transparent!important;pointer-events:none;user-select:none;border-radius:4px}.skeleton *{visibility:hidden!important}.skeleton#video-title{width:75%!important;min-height:1.2em;border-radius:6px}.skeleton.channel-avatar{width:40px!important;height:40px!important}.skeleton.subscribe-btn{width:104px!important}.skeleton.action-btn{width:90px!important}.skeleton#desc-text,.skeleton#desc-stats,.skeleton#channel-name,.skeleton#channel-subs{width:fit-content}@keyframes skeletonShimmer{0%{background-position:-200% 0}to{background-position:200% 0}}