:root{--bg:#14181f;--bg-panel:#1c222c;--bg-hover:#252d3a;--bg-active:#2e3a4d;--border:#2c3442;--text:#d7dee8;--text-dim:#8a94a5;--accent:#4f9cf7;--accent-dim:#2b5f9e;--danger:#e5534b;--playhead:#ffd866}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;color:var(--text);background:var(--bg);-webkit-user-select:none;user-select:none;font-family:Segoe UI,Microsoft YaHei,system-ui,sans-serif;font-size:13px;overflow:hidden}#toolbar{background:var(--bg-panel);border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:12px;height:46px;padding:0 12px;display:flex}.app-title{color:var(--accent);letter-spacing:.5px;white-space:nowrap;font-weight:700}.tb-group{align-items:center;gap:6px;display:flex}.tb-group+.tb-group{border-left:1px solid var(--border);padding-left:12px}.tb-btn{background:var(--bg-hover);color:var(--text);border:1px solid var(--border);cursor:pointer;white-space:nowrap;border-radius:4px;padding:4px 10px;font-size:12px}.tb-btn:hover{background:var(--bg-active)}.tb-btn.small{padding:2px 8px}.tb-btn.danger:hover{background:var(--danger);border-color:var(--danger)}.tb-btn.active{background:var(--accent-dim);border-color:var(--accent);color:#fff}.tb-label{color:var(--text-dim);white-space:nowrap;align-items:center;gap:4px;display:inline-flex}.tb-label input[type=checkbox]{accent-color:var(--accent)}.tb-time{font-variant-numeric:tabular-nums;color:var(--playhead);min-width:90px}input[type=number],input[type=text],select{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:4px;outline:none;padding:3px 6px;font-size:12px}input:focus,select:focus{border-color:var(--accent)}#main{height:calc(100% - 216px);min-height:0;display:flex}.panel{background:var(--bg-panel);flex-direction:column;width:240px;min-height:0;display:flex}.panel-title{color:var(--text-dim);border-bottom:1px solid var(--border);flex:none;align-items:center;gap:6px;padding:8px 10px;font-weight:600;display:flex}.count-badge{background:var(--accent-dim);color:#fff;border-radius:8px;padding:0 7px;font-size:11px;line-height:16px}.panel-hint{margin-left:auto;font-size:10px;font-weight:400}#frame-lib-grid{flex:1;grid-template-columns:repeat(auto-fill,minmax(64px,1fr));align-content:start;gap:6px;padding:8px;display:grid;overflow-y:auto}#frame-lib-empty{color:var(--text-dim);text-align:center;padding:30px 10px;font-size:12px;line-height:1.8}.frame-cell{border:1px solid var(--border);background:var(--bg);cursor:pointer;text-align:center;border-radius:4px;padding:3px;overflow:hidden}.frame-cell:hover{border-color:var(--accent)}.frame-cell .thumb{justify-content:center;align-items:center;width:100%;height:48px;display:flex;overflow:hidden}.frame-cell .thumb img{max-width:100%;max-height:100%;image-rendering:pixelated}.frame-cell .fname{color:var(--text-dim);white-space:nowrap;text-overflow:ellipsis;padding-top:2px;font-size:10px;overflow:hidden}.frame-cell .add-hint{color:var(--accent);font-size:9px;display:none}.frame-cell:hover .add-hint{display:block}#viewport-wrap{background:radial-gradient(circle,#1a212c 0%,#10141b 100%);flex:1;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}#viewport{box-shadow:0 0 0 1px var(--border), 0 8px 32px #00000080;transform-origin:50%;position:relative}#canvas-host canvas{display:block}#zoom-control{border:1px solid var(--border);z-index:20;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#14181fd9;border-radius:6px;align-items:center;gap:2px;padding:3px;display:flex;position:absolute;top:10px;right:14px}#zoom-control button{color:var(--text);cursor:pointer;font-variant-numeric:tabular-nums;background:0 0;border:none;border-radius:4px;padding:2px 8px;font-size:13px;line-height:1.4}#zoom-control button:hover{background:var(--bg-active)}#zoom-control .zb-btn{padding:2px 7px;font-size:14px;font-weight:700}#empty-hint{color:var(--text-dim);pointer-events:none;opacity:.6;text-align:center;justify-content:center;align-items:center;padding:0 30px;font-size:14px;display:flex;position:absolute;inset:0}#viewport.has-content #empty-hint{display:none}#anim-list{border-bottom:1px solid var(--border);max-height:150px;padding:6px;overflow-y:auto}.anim-item{cursor:pointer;border-radius:4px;align-items:center;gap:6px;padding:4px 8px;font-size:12px;display:flex}.anim-item:hover{background:var(--bg-hover)}.anim-item.selected{background:var(--bg-active)}.anim-item .key{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.anim-item .cnt{color:var(--text-dim);font-size:11px}.anim-item .rm{color:var(--text-dim);cursor:pointer}.anim-item .rm:hover{color:var(--danger)}#inspector-body{flex:1;padding:8px 10px;overflow-y:auto}.field{align-items:center;gap:6px;margin-bottom:6px;display:flex}.field label{width:52px;color:var(--text-dim);flex:none}.field input[type=number],.field input[type=text],.field select{flex:1;min-width:0}.readonly-val{color:var(--text);font-variant-numeric:tabular-nums;flex:1}.section-title{text-transform:uppercase;letter-spacing:1px;color:var(--accent);border-bottom:1px solid var(--border);margin:10px 0 8px;padding-bottom:4px;font-size:11px}#timeline{background:var(--bg-panel);border-top:1px solid var(--border);flex-direction:column;height:170px;min-height:0;display:flex}#tl-toolbar{border-bottom:1px solid var(--border);flex:none;align-items:center;gap:10px;padding:6px 10px;display:flex}.tl-label{color:var(--text-dim);align-items:center;gap:4px;display:inline-flex}.tl-hint-inline{color:var(--text-dim);margin-left:auto;font-size:11px}#tl-wrap{flex:1;padding:12px 16px;position:relative;overflow:auto}#tl-frames{align-items:center;gap:6px;width:max-content;min-height:96px;display:flex}#tl-empty{color:var(--text-dim);justify-content:center;align-items:center;font-size:12px;display:flex;position:absolute;inset:0}.tl-frame-item{border:2px solid var(--border);background:var(--bg);cursor:grab;text-align:center;border-radius:5px;flex:none;width:64px;height:88px;position:relative}.tl-frame-item:hover{border-color:var(--accent)}.tl-frame-item.current{border-color:var(--playhead);box-shadow:0 0 6px #ffd86680}.tl-frame-item.dragging{opacity:.5}.tl-frame-item .thumb{justify-content:center;align-items:center;height:60px;display:flex;overflow:hidden}.tl-frame-item .thumb img{max-width:56px;max-height:56px;image-rendering:pixelated}.tl-frame-item .idx{color:var(--text-dim);font-size:10px}.tl-frame-item .remove{background:var(--danger);color:#fff;cursor:pointer;text-align:center;border-radius:50%;width:16px;height:16px;font-size:10px;line-height:14px;display:none;position:absolute;top:-6px;right:-6px}.tl-frame-item:hover .remove{display:block}#tl-playhead{background:var(--playhead);z-index:10;pointer-events:none;width:2px;display:none;position:absolute;top:0;bottom:0}#tl-playhead.visible{display:block}.modal{z-index:100;background:#0a0d1299;justify-content:center;align-items:center;display:none;position:fixed;inset:0}.modal.open{display:flex}.modal-box{background:var(--bg-panel);border:1px solid var(--border);border-radius:8px;width:340px;padding:18px;box-shadow:0 12px 40px #00000080}.modal-box h3{margin-bottom:8px;font-size:15px}.modal-desc{color:var(--text-dim);margin-bottom:12px;font-size:12px}.modal-desc span{color:var(--accent)}.modal-label{color:var(--text-dim);margin-bottom:4px;font-size:12px;display:block}#export-name{width:100%;padding:6px 8px;font-size:13px}.modal-actions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}