.cd-tabs{display:flex;align-items:center;gap:.25rem;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);padding:.25rem .5rem;margin-bottom:.5rem;overflow-x:auto}.cd-tabs__list{display:flex;gap:.2rem;flex:1;min-width:0;overflow-x:auto}.cd-tab{display:flex;align-items:center;gap:.3rem;padding:.3rem .6rem;border-radius:var(--radius-sm);background:transparent;border:1px solid transparent;font-size:.78rem;cursor:pointer;white-space:nowrap;color:var(--color-text-light);transition:all .12s}.cd-tab:hover{background:var(--color-code-bg);color:var(--color-text)}.cd-tab--active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.cd-tab__close{display:inline-flex;width:14px;height:14px;align-items:center;justify-content:center;border:none;background:transparent;color:inherit;cursor:pointer;border-radius:50%;font-size:10px;line-height:1;opacity:.6}.cd-tab__close:hover{opacity:1;background:#00000026}.cd-tabs__add{width:26px;height:26px;border-radius:var(--radius-sm);border:1px dashed var(--color-border);background:transparent;font-size:1rem;color:var(--color-text-light);cursor:pointer;flex-shrink:0}.cd-tabs__add:hover{border-color:var(--color-primary);color:var(--color-primary)}.cd-tabs__right{display:flex;gap:.3rem;margin-left:auto;flex-shrink:0}.cd-tabs__right .tool-btn{padding:.3rem .6rem;font-size:.75rem}.cd-workspace{display:flex;gap:0;border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;height:calc(100vh - 150px);background:var(--color-surface)}.cd-toolbar{display:flex;flex-direction:column;gap:.2rem;padding:.4rem;border-right:1px solid var(--color-border);background:var(--color-surface);flex-shrink:0;width:44px}.cd-tool{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--color-text);cursor:pointer;transition:all .12s}.cd-tool:hover{background:var(--color-code-bg);border-color:var(--color-border)}.cd-tool--active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.cd-tool-sep{height:1px;background:var(--color-border);margin:.2rem .25rem}.cd-canvas-wrap{flex:1;position:relative;overflow:hidden;cursor:crosshair;background:var(--cd-canvas-bg, #f8f9fa)}[data-theme=dark] .cd-canvas-wrap{--cd-canvas-bg: #1a1d2e}.cd-canvas-wrap[data-mode=select]{cursor:default}.cd-canvas-wrap[data-mode=pan]{cursor:grab}.cd-canvas-wrap[data-mode=panning]{cursor:grabbing}#cd-svg{display:block;width:100%;height:100%}.cd-grid-dot{fill:var(--color-border)}.cd-grid-rect{pointer-events:all}.cd-arrow-fill{fill:var(--color-text-light)}[data-theme=dark] .cd-arrow-fill{fill:#9ca3af}.cd-zoom-bar{position:absolute;bottom:8px;right:8px;display:flex;align-items:center;gap:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden;opacity:.9;z-index:5}.cd-zoom-bar:hover{opacity:1}.cd-zoom-btn{width:26px;height:26px;display:flex;align-items:center;justify-content:center;border:none;background:transparent;color:var(--color-text);font-size:.85rem;font-weight:600;cursor:pointer;padding:0}.cd-zoom-btn:hover{background:var(--color-code-bg)}.cd-zoom-btn:active{background:var(--color-border)}.cd-zoom-level{font-size:.7rem;color:var(--color-text-light);min-width:36px;text-align:center;user-select:none;padding:0 2px;border-left:1px solid var(--color-border);border-right:1px solid var(--color-border)}.cd-props{width:180px;flex-shrink:0;padding:.75rem;border-left:1px solid var(--color-border);background:var(--color-surface);overflow-y:auto}.cd-props__empty{font-size:.8rem;color:var(--color-text-light);text-align:center;padding-top:2rem;line-height:1.5}.cd-prop{margin-bottom:.6rem}.cd-prop__label{display:block;font-size:.7rem;font-weight:600;color:var(--color-text-light);text-transform:uppercase;letter-spacing:.03em;margin-bottom:.2rem}.cd-prop input[type=color]{width:100%;height:30px;border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;background:none;padding:2px}.cd-prop input[type=range]{width:100%}.cd-prop input[type=number]{padding:.3rem .4rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);font-size:.8rem}.cd-select{width:100%;padding:.3rem .4rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);font-size:.78rem}.cd-prop-actions{display:flex;flex-direction:column;gap:.3rem;margin-top:.75rem}.cd-prop-actions .tool-btn{width:100%;font-size:.75rem;padding:.35rem}.cd-delete-btn{color:#ef4444!important;border-color:#ef4444!important}.cd-delete-btn:hover{background:#ef4444!important;color:#fff!important}.cd-modal-overlay{position:fixed;inset:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:1000}.cd-modal{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.5rem;min-width:280px;box-shadow:var(--shadow-lg)}.cd-modal h3{font-size:1rem}.cd-modal__btns{display:flex;flex-direction:column;gap:.4rem}.cd-modal__btns .tool-btn{width:100%}.cd-sel-outline{fill:none;stroke:var(--color-primary, #2563eb);stroke-width:1.5;stroke-dasharray:5 3;pointer-events:none}.cd-handle{fill:#fff;stroke:var(--color-primary, #2563eb);stroke-width:1.5;cursor:pointer}[data-theme=dark] .cd-handle{fill:#374151}.cd-marquee{fill:#2563eb14;stroke:var(--color-primary, #2563eb);stroke-width:1;stroke-dasharray:4 3}.cd-anchor-hint{fill:var(--color-primary, #2563eb);opacity:.6;cursor:crosshair}.cd-conn-temp{stroke:var(--color-primary, #2563eb);stroke-width:2;stroke-dasharray:6 4;fill:none}.cd-conn-selected{outline:none}.cd-wp-handle{cursor:move}.cd-wp-mid{cursor:pointer;opacity:.35;transition:opacity .15s}.cd-wp-mid:hover{opacity:1!important}.cd-wp-endpoint{pointer-events:none}.cd-shape-text{font-family:var(--font-sans);pointer-events:none;user-select:none}.cd-card-sep,.cd-table-line,.cd-table-header{pointer-events:none}.cd-text-editor{position:absolute;border:2px solid var(--color-primary);background:var(--cd-canvas-bg, #f8f9fa);color:var(--color-text);font-family:var(--font-sans);text-align:center;resize:none;outline:none;overflow-y:auto;overflow-x:hidden;word-wrap:break-word;overflow-wrap:break-word;white-space:pre-wrap;z-index:10;padding:4px;border-radius:2px;box-sizing:border-box}.cd-tool:focus-visible,.cd-tab:focus-visible,.cd-tabs__add:focus-visible{outline:2px solid var(--color-primary);outline-offset:1px}.cd-tabs__list::-webkit-scrollbar{height:3px}.cd-tabs__list::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}.cd-canvas-wrap[data-mode=pen],.cd-canvas-wrap[data-mode=highlight],.cd-canvas-wrap[data-mode=eraser]{cursor:crosshair}.cd-palette{display:flex;flex-wrap:wrap;gap:3px;margin-bottom:4px}.cd-swatch{width:16px;height:16px;border-radius:50%;cursor:pointer;border:1.5px solid var(--color-border);transition:transform .1s;flex-shrink:0}.cd-swatch:hover{transform:scale(1.25);border-color:var(--color-text)}.cd-zoom-sep{border-left:1px solid var(--color-border)}#cd-snap-grid.cd-snap-active{background:var(--color-primary);color:#fff}#cd-help-btn{font-size:.72rem;font-weight:700}.cd-help-modal{min-width:560px;max-width:90vw}.cd-help-grid{display:flex;gap:1.5rem}.cd-help-col{flex:1;min-width:0}.cd-help-col h4{font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-light);margin-bottom:.5rem}.cd-help-row{font-size:.78rem;color:var(--color-text);margin-bottom:.35rem;display:flex;align-items:center;gap:.4rem}.cd-help-row kbd{display:inline-block;padding:.1rem .35rem;border-radius:3px;background:var(--color-code-bg);border:1px solid var(--color-border);font-family:var(--font-mono);font-size:.68rem;line-height:1.4;min-width:20px;text-align:center;white-space:nowrap;flex-shrink:0}@media(max-width:768px){.cd-workspace{height:calc(100vh - 160px);flex-direction:column}.cd-toolbar{flex-direction:row;width:100%;border-right:none;border-bottom:1px solid var(--color-border);overflow-x:auto}.cd-tool-sep{width:1px;height:auto;margin:.25rem .15rem}.cd-props{width:100%;border-left:none;border-top:1px solid var(--color-border);max-height:180px}.cd-canvas-wrap{min-height:50vh}.cd-help-modal{min-width:auto}.cd-help-grid{flex-direction:column;gap:.75rem}}