:root{color:#f3f0e6;font-synthesis:none;text-rendering:optimizelegibility;--bg:#141412;--panel:#1d1d19;--surface:#26261f;--surface-strong:#303025;--line:#444538;--text:#f3f0e6;--muted:#b5ae9c;--accent:#13b8a1;--accent-2:#e0aa3e;--danger:#ff654a;--cold:#8cc8ff;background:#141412;font-family:Aptos,Segoe UI,system-ui,sans-serif}*{box-sizing:border-box}body{background:linear-gradient(135deg, #13b8a124, transparent 36%), linear-gradient(315deg, #e0aa3e1f, transparent 40%), var(--bg);min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}button{color:inherit}.app-shell{grid-template-columns:minmax(280px,360px) minmax(0,1fr) minmax(260px,320px);height:100vh;display:grid;overflow:hidden}.channel-rail,.status-panel{border-color:var(--line);background:#1d1d19f0;border-style:solid}.channel-rail{border-width:0 1px 0 0;flex-direction:column;min-height:0;display:flex}.brand-row{border-bottom:1px solid var(--line);grid-template-columns:auto 1fr auto;align-items:center;gap:12px;padding:18px;display:grid}.brand-row h1,.status-heading h2,.video-title h2{letter-spacing:0;margin:0;font-size:18px}.brand-row span,.status-heading span,.video-title span,.channel-count,.status-line span,.metric span{color:var(--muted);font-size:12px}.icon-button{border:1px solid var(--line);background:var(--surface);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;width:34px;height:34px;display:inline-flex}.icon-button:disabled{cursor:not-allowed;opacity:.45}.channel-list{flex-direction:column;flex:1;gap:10px;min-height:0;padding:14px;display:flex}.search-field{border:1px solid var(--line);background:var(--surface);border-radius:6px;grid-template-columns:auto 1fr;align-items:center;gap:8px;min-height:38px;padding:0 10px;display:grid}.search-field input{width:100%;min-width:0;color:var(--text);background:0 0;border:0;outline:0}.channel-controls{grid-template-columns:1fr 1fr;gap:6px;display:grid}.filter-button{border:1px solid var(--line);min-width:0;min-height:34px;color:var(--muted);cursor:pointer;background:#26261fb8;border-radius:6px;justify-content:center;align-items:center;gap:6px;font-size:13px;display:inline-flex}.filter-button:hover,.filter-button.is-active{border-color:var(--accent);color:var(--text);background:#13b8a11f}.filter-button svg{color:var(--accent-2)}.channel-scroll{flex:1;min-height:0;padding-right:2px;overflow-y:auto}.virtual-spacer{position:relative}.virtual-window{flex-direction:column;gap:7px;display:flex;position:absolute;inset:0 0 auto}.channel-row{border:1px solid var(--line);width:100%;min-height:58px;color:inherit;cursor:pointer;text-align:left;background:#26261fb8;border-radius:6px;grid-template-columns:42px minmax(0,1fr) 52px;align-items:center;gap:10px;padding:0 10px;display:grid}.channel-row:hover,.channel-row.is-selected,.channel-row:focus-visible{border-color:var(--accent);background:#13b8a11f;outline:0}.logo-box{width:34px;height:34px;color:var(--accent-2);background:#0e0f0d;border-radius:6px;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:inline-flex;overflow:hidden}.logo-box img{object-fit:contain;width:100%;height:100%}.channel-copy{gap:3px;min-width:0;display:grid}.channel-name,.channel-group{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.channel-name{color:var(--text);font-size:14px}.channel-group{color:var(--muted);font-size:12px}.channel-actions{color:var(--muted);justify-content:flex-end;align-items:center;gap:7px;display:inline-flex}.favorite-button{width:28px;height:28px;color:var(--muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;display:inline-flex}.favorite-button:hover,.favorite-button:focus-visible{color:var(--accent-2);background:#e0aa3e1a;border-color:#e0aa3e73;outline:0}.favorite-button.is-favorite{color:var(--accent-2)}.favorite-button.is-favorite svg{fill:currentColor}.empty-channel-list{border:1px dashed var(--line);color:var(--muted);text-align:center;border-radius:6px;padding:16px 10px;font-size:13px}.player-stage{grid-template-rows:1fr auto;min-width:0;min-height:0;padding:18px;display:grid}.video-shell{border:1px solid var(--line);background:#0e0f0d;border-radius:8px;grid-template-rows:auto 1fr;min-height:0;display:grid}.video-title{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.video-title strong{color:var(--accent-2);font-size:13px}.video-player,.empty-player{background:#050605;width:100%;height:100%;min-height:280px}.video-player{display:block}.empty-player{color:var(--muted);align-content:center;place-items:center;gap:12px;display:grid}.error-strip{color:#ffd5ce;background:#ff654a24;border:1px solid #ff654a8c;border-radius:6px;margin-top:12px;padding:10px 12px}.status-panel{border-width:0 0 0 1px;flex-direction:column;gap:14px;padding:18px;display:flex;overflow-y:auto}.status-heading{justify-content:space-between;align-items:center;gap:12px;display:flex}.metric-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.metric{border:1px solid var(--line);background:var(--surface);border-radius:6px;align-content:space-between;gap:5px;min-height:76px;padding:10px;display:grid}.metric svg{color:var(--accent)}.metric strong{font-size:20px}.status-line{border-top:1px solid var(--line);gap:5px;padding:11px 0;display:grid}.status-line strong{overflow-wrap:anywhere}.status-error{color:#ffd5ce;background:#ff654a1f;border:1px solid #ff654a80;border-radius:6px;align-items:flex-start;gap:8px;padding:10px;display:flex}@media (width<=1120px){.app-shell{grid-template-rows:minmax(0,1fr) auto;grid-template-columns:320px 1fr}.status-panel{border-width:1px 0 0;grid-column:1/-1;grid-template-columns:minmax(200px,1fr) 2fr;max-height:260px;display:grid}}@media (width<=760px){.app-shell{grid-template-rows:auto minmax(360px,1fr) auto;grid-template-columns:1fr;height:auto;min-height:100vh;overflow:visible}.channel-rail,.status-panel{border-width:0 0 1px}.channel-rail{max-height:48vh}.player-stage{padding:12px}.status-panel{max-height:none;display:flex}}