/* Category tabs */
.category-tab {
  padding: 0.375rem 0.75rem;
  border-radius: 9999px;
  background: transparent;
  border: none;
  font-size: 0.875rem;
  color: #6b7280;
  cursor: pointer;
  transition: all 0.2s ease;
}

.category-tab:hover {
  color: #171717;
}

.category-tab.active {
  background: #171717;
  color: white;
}

/* Product selector buttons */
.product-btn {
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  background: white;
  border: 1px solid #e5e5e5;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.product-btn:hover {
  border-color: #171717;
}

.product-btn.active {
  background: #171717;
  color: white;
  border-color: #171717;
}

.product-btn.locked {
  opacity: 0.5;
  cursor: not-allowed;
}

.product-btn.locked::after {
  content: '🔒';
  margin-left: 0.25rem;
  font-size: 0.75rem;
}

/* Chart animations */
#chart-container {
  opacity: 0;
  animation: fadeIn 0.3s ease forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

/* Subtle pulse for loading */
.loading {
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}