.product-tabs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.tab-btn {
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  min-height: 46px;
  padding: 10px 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--text-primary);
  font-weight: var(--font-weight-bold, 700);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.tab-btn small {
  font-size: var(--font-size-xs, 0.75rem);
  color: var(--text-secondary);
}

.tab-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-sm);
}

.tab-btn.active {
  border-color: var(--primary-color);
  background: color-mix(in srgb, var(--primary-color) 10%, white);
}

.tab-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
