.chat-message-part-source {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  margin: 0.25rem 0;
  border: 1px solid var(--chat-color-border, #e0e0e0);
  border-radius: 6px;
  font-size: 0.85rem;
  color: var(--chat-color-primary, #1a73e8);
  text-decoration: none;

  &:hover {
    background: var(--chat-color-bg-hover, #f5f5f5);
  }
}

.chat-message-part-source-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  margin-top: 2px;
  border: 1px solid currentColor;
  border-radius: 2px;

  &::after {
    content: "";
  }
}

.chat-message-part-source-content {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.chat-message-part-source-title {
  font-weight: 500;
}

.chat-message-part-source-excerpt {
  font-size: 0.8rem;
  color: var(--chat-color-secondary, #666);
  line-height: 1.4;
}

.chat-message-part-source-link {
  font-size: 0.75rem;
  color: var(--chat-color-primary, #1a73e8);
  text-decoration: underline;
}