.chat-message-part-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0;
  font-size: 0.8rem;
  color: var(--chat-color-secondary, #666);
}

.chat-message-part-step-spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--chat-color-border, #ccc);
  border-top-color: var(--chat-color-primary, #1a73e8);
  border-radius: 50%;
  animation: chat-step-spin 0.8s linear infinite;
}

@keyframes chat-step-spin {
  to { transform: rotate(360deg); }
}

.chat-message-part-step-label {
  flex: 1;
}