.chartCard {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.chartBody {
  flex: 1;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skeleton {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
}

.skeletonBar {
  height: 20px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-default);
  animation: pulse 1.5s ease-in-out infinite;
}

.skeletonBar:nth-child(1) { width: 80%; }
.skeletonBar:nth-child(2) { width: 60%; }
.skeletonBar:nth-child(3) { width: 40%; }

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}

.empty {
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  text-align: center;
  padding: var(--space-8);
}