*,:before,:after{box-sizing:border-box}body{background:#fff;margin:0;font-family:system-ui,sans-serif;overflow:hidden}#canvas-container{width:100vw;height:100vh;overflow:hidden}#canvas{cursor:crosshair;touch-action:none;background:#fff;width:100vw;height:100vh;display:block}#toolbar{-webkit-backdrop-filter:blur(12px);z-index:1000;white-space:nowrap;background:#141414d9;border:1px solid #ffffff14;border-radius:12px;flex-direction:row;align-items:center;gap:8px;padding:8px 16px;display:flex;position:fixed;bottom:20px;left:50%;transform:translate(-50%)}.tool-group{flex-direction:row;align-items:center;gap:4px;display:flex}.divider{background:#fff3;flex-shrink:0;width:1px;height:24px}.tool-btn{color:#fff;cursor:pointer;background:0 0;border:2px solid #0000;border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;padding:0;font-size:16px;line-height:1;transition:background .15s,border-color .15s;display:flex}.tool-btn:hover{background:#ffffff14}.tool-btn.active{background:#ffffff1a;border-color:#3498db}.color-swatch{cursor:pointer;border:2px solid #0000;border-radius:50%;flex-shrink:0;width:24px;height:24px;transition:border-color .15s,transform .1s}.color-swatch:hover{transform:scale(1.1)}.color-swatch.selected{border-color:#fff}#size-group{gap:6px}.size-dot{background:#fff9;border-radius:50%;flex-shrink:0;display:inline-block}.size-dot-small{width:4px;height:4px}.size-dot-large{width:10px;height:10px}#size-slider{appearance:none;cursor:pointer;background:#fff3;border-radius:2px;outline:none;width:100px;height:4px}#size-slider::-webkit-slider-thumb{appearance:none;cursor:pointer;background:#fff;border:none;border-radius:50%;width:14px;height:14px;transition:background .15s}#size-slider::-moz-range-thumb{cursor:pointer;background:#fff;border:none;border-radius:50%;width:14px;height:14px;transition:background .15s}#size-slider::-webkit-slider-thumb:hover{background:#3498db}#size-slider::-moz-range-thumb:hover{background:#3498db}#status{gap:6px}#status-dot{background:#e74c3c;border-radius:50%;flex-shrink:0;width:8px;height:8px;transition:background .3s}#status-dot.connected{background:#2ecc71}#user-count{color:#fff9;-webkit-user-select:none;user-select:none;font-size:11px}