.html-preview {
  margin-bottom: var(--space-xl);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
}

.html-preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  background: var(--gray-100);
  border-bottom: 1px solid var(--gray-200);
}

.html-preview-label {
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.html-preview-label i {
  color: var(--primary);
}

.html-preview-content {
  max-height: 400px;
  overflow: auto;
  background: var(--gray-50);
}

.html-preview-content pre {
  margin: 0;
  padding: var(--space-lg);
  font-family: "Monaco", "Menlo", "Ubuntu Mono", monospace;
  font-size: var(--font-size-sm);
  line-height: 1.6;
  white-space: pre-wrap;
  word-wrap: break-word;
  color: var(--gray-700);
}

.result-success {
  margin-bottom: var(--space-xl);
  text-align: center;
}

.result-success i {
  font-size: 3rem;
  color: var(--success);
  margin-bottom: var(--space-md);
}

.result-success h3 {
  font-size: var(--font-size-xl);
  color: var(--gray-700);
}

@media (max-width: 768px) {
  .html-preview-content {
    max-height: 300px;
  }

  .html-preview-content pre {
    font-size: 0.75rem;
    padding: var(--space-md);
  }

  .action-section {
    flex-direction: column;
  }

  .action-section .btn {
    width: 100%;
  }
}

/* Tabs */
.tabs-container {
  margin-bottom: 1rem;
}

.tabs-header {
  display: flex;
  gap: 0.25rem;
  border-bottom: 2px solid var(--border-color, #e0e0e0);
  overflow-x: auto;
}

.tab-btn {
  padding: 0.625rem 1rem;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--text-secondary, #666);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: var(--text-primary, #333);
  background: var(--bg-hover, #f5f5f5);
}

.tab-btn.active {
  color: var(--primary-color, #4a90d9);
  border-bottom-color: var(--primary-color, #4a90d9);
  font-weight: 500;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}