:root{--bg: #15171c;--panel: #1e2128;--line: #2d313b;--fg: #e6e8ec;--muted: #8b909c;--accent: #f5c518;color-scheme:dark}*{box-sizing:border-box}html,body{height:100%;margin:0}body{font:14px/1.5 system-ui,sans-serif;background:var(--bg);color:var(--fg)}#app{display:grid;grid-template-columns:280px 1fr 38%;height:100vh}.pane{overflow:auto;display:flex;flex-direction:column;min-width:0}.divider{background:var(--line);cursor:col-resize}.divider:hover{background:var(--accent)}#delete-confirm{display:none;position:fixed;top:16px;left:50%;transform:translate(-50%);background:var(--panel);border:1px solid #f87171;border-left:4px solid #f87171;padding:12px 18px;border-radius:8px;z-index:1100;text-align:center;box-shadow:0 6px 20px #00000080}#delete-confirm small{color:var(--muted)}#pane-list .toolbar{position:sticky;top:0;background:var(--panel);padding:10px;border-bottom:1px solid var(--line);display:flex;gap:8px;align-items:center}#pane-list .toolbar button{background:var(--accent);color:#111;border:none;border-radius:6px;padding:7px 10px;font-weight:600;cursor:pointer}#pane-list .count{color:var(--muted);font-size:12px}.file-item{display:flex;gap:10px;align-items:center;padding:8px 10px;border-bottom:1px solid var(--line);cursor:pointer}.file-item.selected{background:#2a3140;outline:1px solid var(--accent)}.file-item .thumb{width:80px;height:48px;object-fit:contain;background:#000;border-radius:4px;flex:none}.file-item .thumb-placeholder{width:80px;height:48px;background:#000;border-radius:4px;flex:none;display:grid;place-items:center;color:var(--muted);font-size:11px}.file-item .name{font-size:12px;word-break:break-all}#pane-excerpt{padding:0}#excerpt-content{flex:1 1 0;min-height:0;overflow:auto;padding:12px}.excerpt-footer{flex:none;padding:10px 12px;border-top:1px solid var(--line);background:var(--panel);display:flex;flex-direction:column;gap:8px}#pane-excerpt h2{font-size:13px;color:var(--muted);margin:0 0 10px;font-weight:600}.excerpt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.excerpt-cell{position:relative;aspect-ratio:16 / 9;background:#000;border-radius:6px;overflow:hidden;cursor:pointer;border:2px solid transparent}.excerpt-cell.active{border-color:var(--accent)}.excerpt-cell img{width:100%;height:100%;object-fit:contain;display:block}.excerpt-cell .pct{position:absolute;top:4px;left:4px;background:#000000a6;color:#fff;font-size:11px;padding:1px 5px;border-radius:4px}.excerpt-cell .key{position:absolute;bottom:4px;right:4px;background:var(--accent);color:#111;font-size:11px;font-weight:700;padding:1px 5px;border-radius:4px}.placeholder-msg{color:var(--muted);padding:24px;text-align:center}#pane-player{padding:12px;gap:10px}#pane-player video{flex:1 1 0;min-height:0;width:100%;object-fit:contain;background:#000;border-radius:8px}#pane-player .filename{flex:none;font-size:13px;word-break:break-all;color:var(--fg)}.star-legend{display:flex;gap:6px;flex-wrap:wrap}.star-legend span{background:var(--panel);border:1px solid var(--line);padding:3px 8px;border-radius:6px;font-size:12px}.star-legend b{color:var(--accent)}#toast-host{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:1000}.toast{padding:10px 14px;border-radius:8px;background:var(--panel);border:1px solid var(--line);box-shadow:0 6px 20px #0006;max-width:360px;animation:toast-in .2s ease}.toast-success{border-left:4px solid #4ade80}.toast-error{border-left:4px solid #f87171}.toast-info{border-left:4px solid #93c5fd}.toast-leaving{opacity:0;transition:opacity .3s}@keyframes toast-in{0%{transform:translateY(8px);opacity:0}}