.sketch-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  background: #ffffff;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.sketch-toolbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 40px;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 var(--space-xs);
  background: var(--surface);
  border-bottom: 1px solid var(--hairline);
  z-index: 10;
}

.sketch-tool-btn,
.sketch-size-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-xs);
  font-size: var(--text-caption);
  color: var(--ink-secondary);
  border: none;
  background: none;
  cursor: pointer;
  transition: var(--transition-fast);
}

.sketch-tool-btn:hover,
.sketch-size-btn:hover {
  background: var(--canvas-soft);
  color: var(--ink);
}

.sketch-tool-btn.active,
.sketch-size-btn.active {
  background: color-mix(in srgb, var(--primary) 10%, transparent);
  color: var(--primary);
}

.sketch-divider {
  width: 1px;
  height: 20px;
  background: var(--hairline);
  margin: 0 4px;
}

.sketch-color {
  width: 28px;
  height: 28px;
  padding: 0;
  border: 2px solid var(--hairline);
  border-radius: var(--radius-xs);
  cursor: pointer;
  background: none;
}

.sketch-color::-webkit-color-swatch-wrapper {
  padding: 0;
}

.sketch-color::-webkit-color-swatch {
  border: none;
  border-radius: 2px;
}

.sketch-undo-btn,
.sketch-redo-btn,
.sketch-clear-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-xs);
  font-size: var(--text-body-sm);
  color: var(--ink-secondary);
  border: none;
  background: none;
  cursor: pointer;
  transition: var(--transition-fast);
}

.sketch-undo-btn:hover,
.sketch-redo-btn:hover,
.sketch-clear-btn:hover {
  background: var(--canvas-soft);
  color: var(--ink);
}

.sketch-canvas {
  display: block;
  width: 100%;
  cursor: crosshair;
  touch-action: none;
}

.sketch-item {
  background: #ffffff;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
}