html,body,#app{height:100%;overflow:hidden}#app{display:flex;flex-direction:column}.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:3px;padding:5px 8px;background:var(--surface);border-bottom:1px solid var(--border);user-select:none;z-index:20}.tb-btn{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:4px 9px;font-size:12px;font-family:inherit;cursor:pointer;line-height:1.2}.tb-btn:hover:not(:disabled){border-color:var(--accent)}.tb-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.tb-btn:disabled{opacity:.4;cursor:default}.tb-zoom{min-width:52px;text-align:center;font-variant-numeric:tabular-nums}.tb-sep{width:1px;height:20px;background:var(--border);margin:0 5px}.tb-label{color:var(--text-dim);font-size:11px;margin:0 2px}.image-controls{display:inline-flex;align-items:center;gap:3px;padding:2px 3px;border:1px solid color-mix(in srgb,var(--accent) 38%,var(--border));border-radius:7px;background:color-mix(in srgb,var(--accent) 7%,var(--surface))}.tb-input{width:56px;background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:4px 6px;font-size:12px;font-family:inherit}.tb-select{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:4px 6px;font-size:12px;font-family:inherit;max-width:140px}.tb-select:disabled,.tb-input:disabled,.tb-color:disabled{opacity:.4}.tb-color{width:30px;height:26px;padding:1px 2px;background:var(--surface-2);border:1px solid var(--border);border-radius:6px;cursor:pointer}.canvas-wrap{position:relative;flex:1;min-height:0;overflow:hidden;background:var(--bg)}.canvas-wrap canvas{position:absolute;inset:0;display:block;touch-action:none}.canvas-wrap canvas:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.text-editor{position:absolute;left:0;top:0;transform-origin:0 0;white-space:pre;outline:1.5px dashed var(--accent);outline-offset:2px;min-width:8px;min-height:12px;z-index:10;caret-color:var(--accent)}.text-editor:focus{outline-color:var(--accent)}.export-wrap{position:relative;display:inline-block}.export-pop{position:absolute;top:calc(100% + 6px);left:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:10px;display:flex;flex-direction:column;gap:8px;min-width:230px;z-index:50;box-shadow:0 8px 28px #00000080;cursor:default;text-align:left}.export-row{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--text-dim)}.export-row input[type=range]{flex:1}.export-action{width:100%;text-align:center;padding:6px}.help-pop{min-width:260px;max-width:320px}.help-title{font-weight:600;font-size:12.5px;margin-bottom:2px}.help-list{display:flex;flex-direction:column;gap:4px}.help-row{display:flex;justify-content:space-between;gap:12px;font-size:12px}.help-keys{color:var(--accent);font-variant-numeric:tabular-nums;white-space:nowrap}.help-desc{color:var(--text-dim);text-align:right}.ctx-menu{position:fixed;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:4px;min-width:210px;z-index:100;box-shadow:0 10px 32px #0000008c;font-size:12.5px;user-select:none}.ctx-item{padding:5px 10px;border-radius:5px;cursor:pointer;display:flex;justify-content:space-between;white-space:pre}.ctx-item:hover:not(.disabled){background:var(--accent);color:#fff}.ctx-item.disabled{opacity:.35;cursor:default}.ctx-sep{height:1px;background:var(--border);margin:4px 6px}.drop-hint{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none;color:var(--text-dim);font-size:14px;z-index:5}.drop-hint span{background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius);padding:14px 22px}