/* Critical CSS with namespaced classes .calc-x- */
    .calc-widget {
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
      line-height: 1.6;
      color: #374151;
      background: linear-gradient(135deg, #faf5ff 0%, #ede9fe 100%);
      padding: 2rem;
      border-radius: 1rem;
      max-width: 64rem;
      margin: 0 auto;
      box-shadow: 0 10px 25px rgba(139, 92, 246, 0.1);
      position: relative;
    }
    
    .calc-widget * { box-sizing: border-box; }
    
    .calc-header { text-align: center; margin-bottom: 2rem; }
    .calc-icon { 
      width: 5rem; height: 5rem; margin: 0 auto 1.5rem; 
      background: linear-gradient(135deg, #d785fe, #c25adc);
      border-radius: 1rem; display: flex; align-items: center; justify-content: center;
    }
    .calc-title { 
      font-size: 2.25rem; font-weight: 700; color: #1f2937; margin: 0 0 1rem 0; 
    }
    .calc-title .calc-accent { color: #8b5cf6; }
    .calc-subtitle { 
      font-size: 1.25rem; color: #6b7280; margin: 0 0 1rem 0; max-width: 48rem; margin-left: auto; margin-right: auto;
    }
    .calc-notice { 
      background: #fef3c7; border: 1px solid #f59e0b; border-radius: 0.5rem; 
      padding: 1rem; display: inline-flex; align-items: center; gap: 0.5rem;
      font-size: 0.875rem; color: #92400e; font-weight: 500;
    }
    .calc-notice a { color: #92400e; text-decoration: none; }
    .calc-notice a:hover { text-decoration: underline; }
    
    .calc-progress { 
      width: 100%; height: 0.5rem; background: #e5e7eb; 
      border-radius: 0.25rem; margin-bottom: 1rem; overflow: hidden; 
    }
    .calc-progress-bar { 
      height: 100%; background: linear-gradient(135deg, #8b5cf6, #a855f7); 
      border-radius: 0.25rem; transition: width 0.5s ease; width: 0%; 
    }
    .calc-progress-text { 
      text-align: center; font-size: 0.875rem; color: #6b7280; margin-top: 0.5rem; 
    }
    
    .calc-form { 
      background: white; padding: 2rem; border-radius: 1.5rem; 
      box-shadow: 0 10px 25px rgba(139, 92, 246, 0.1); margin-top: 2rem;
    }
    .calc-fieldset { border: none; margin: 0; padding: 0; margin-bottom: 2rem; }
    .calc-legend { 
      font-size: 1.5rem; font-weight: 600; color: #1f2937; margin-bottom: 1.5rem; 
      display: flex; align-items: center; gap: 0.75rem; justify-content: center;
    }
    .calc-grid { 
      display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); 
    }
    
    .calc-option { 
      border: 2px solid #e5e7eb; border-radius: 1rem; padding: 2rem; 
      cursor: pointer; transition: all 0.3s ease; text-align: center; position: relative;
      background: white;
    }
    .calc-option:hover { 
      border-color: #a855f7; transform: translateY(-2px);
      box-shadow: 0 15px 30px rgba(139, 92, 246, 0.2);
    }
    .calc-option.calc-selected { 
      border-color: #8b5cf6; background: #faf5ff; 
      box-shadow: 0 15px 30px rgba(139, 92, 246, 0.2);
    }
    
    .calc-option input[type="radio"] { 
      position: absolute; opacity: 0; width: 1px; height: 1px; 
    }
    .calc-option label { 
      cursor: pointer; font-weight: 600; font-size: 1.125rem; 
      margin: 0 0 0.75rem 0; display: block; 
    }
    .calc-option-icon {
      font-size: 3rem; margin-bottom: 1rem; color: #6b7280; 
      transition: color 0.3s ease;
    }
    .calc-option.calc-selected .calc-option-icon {
      color: #8b5cf6;
    }
    .calc-option:hover .calc-option-icon {
      color: #a855f7;
    }
    .calc-option-desc { 
      font-size: 0.875rem; color: #6b7280; line-height: 1.5;
    }
    .calc-option-desc .calc-feature {
      display: flex; align-items: center; justify-content: center; 
      gap: 0.5rem; margin: 0.25rem 0;
    }
    
    .calc-button { 
      background: linear-gradient(135deg, #8b5cf6, #a855f7); color: white; 
      border: none; padding: 1rem 2rem; border-radius: 0.75rem; 
      font-size: 1.125rem; font-weight: 600; cursor: pointer; transition: all 0.3s ease;
      display: block; margin: 2rem auto 0; min-width: 200px;
    }
    .calc-button:hover { 
      transform: translateY(-1px); box-shadow: 0 10px 25px rgba(139, 92, 246, 0.4); 
    }
    .calc-button:disabled { 
      opacity: 0.5; cursor: not-allowed; transform: none; 
      box-shadow: none;
    }
    
    .calc-results { display: none; }
    .calc-results.calc-active { display: block; }
    
    .calc-result-success {
      text-align: center; margin-bottom: 2rem;
    }
    .calc-result-success-icon {
      width: 4rem; height: 4rem; background: #10b981; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      margin: 0 auto 1rem; color: white; font-size: 1.5rem;
    }
    .calc-result-title-main {
      font-size: 2rem; font-weight: 700; color: #1f2937; margin: 0 0 0.5rem 0;
    }
    .calc-result-subtitle {
      color: #6b7280; margin: 0;
    }
    
    .calc-result-item { 
      background: white; border-radius: 1.5rem; padding: 2rem; margin-bottom: 1.5rem;
      box-shadow: 0 10px 25px rgba(139, 92, 246, 0.1); position: relative;
      border-left: 4px solid #8b5cf6;
    }
    .calc-result-header {
      display: flex; align-items: flex-start; gap: 1.5rem;
    }
    .calc-result-icon {
      width: 3rem; height: 3rem; background: linear-gradient(135deg, #8b5cf6, #a855f7);
      border-radius: 0.75rem; flex-shrink: 0; display: flex; align-items: center;
      justify-content: center; color: white; font-size: 1.25rem;
    }
    .calc-result-content {
      flex: 1;
    }
    .calc-result-badge {
      background: #dcfce7; color: #166534; padding: 0.5rem 1rem;
      border-radius: 2rem; font-size: 0.875rem; font-weight: 500;
      position: absolute; top: 1.5rem; right: 1.5rem;
    }
    .calc-result-title { 
      font-size: 1.25rem; font-weight: 600; color: #1f2937; margin: 0 0 0.5rem 0; 
    }
    .calc-result-desc { 
      color: #6b7280; margin: 0 0 1rem 0; line-height: 1.6;
    }
    .calc-result-features { 
      list-style: none; padding: 0; margin: 0 0 1.5rem 0; 
    }
    .calc-result-features li { 
      padding: 0.5rem 0; color: #374151; 
      position: relative; padding-left: 1.5rem; line-height: 1.5;
    }
    .calc-result-features li::before { 
      content: '✓'; color: #10b981; font-weight: bold; 
      position: absolute; left: 0; 
    }
    .calc-result-tags {
      display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem;
    }
    .calc-result-tag {
      background: #f3e8ff; color: #7c3aed; padding: 0.25rem 0.75rem;
      border-radius: 1rem; font-size: 0.75rem; font-weight: 500;
    }
    .calc-result-link { 
      display: inline-flex; align-items: center; gap: 0.5rem;
      background: #8b5cf6; color: white; 
      padding: 0.75rem 1.5rem; border-radius: 0.5rem; text-decoration: none; 
      font-weight: 500; transition: all 0.2s; font-size: 0.875rem;
    }
    .calc-result-link:hover { 
      background: #7c3aed; transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
    }
    
    .calc-info-panel {
      background: #dbeafe; border: 1px solid #3b82f6; border-radius: 1rem; 
      padding: 1.5rem; margin: 2rem 0; display: flex; align-items: flex-start; gap: 1rem;
    }
    .calc-info-icon {
      color: #3b82f6; font-size: 1.25rem; flex-shrink: 0; margin-top: 0.125rem;
    }
    .calc-info-content h3 {
      color: #1e40af; margin: 0 0 0.75rem 0; font-weight: 600; font-size: 1.125rem;
    }
    .calc-info-content p {
      color: #1e3a8a; font-size: 0.875rem; line-height: 1.6; margin: 0;
    }
    .calc-info-content p:not(:last-child) {
      margin-bottom: 0.75rem;
    }
    
    .calc-actions {
      text-align: center; margin-top: 2rem;
    }
    .calc-action-group {
      display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem;
    }
    .calc-button-secondary {
      background: #6b7280; color: white; border: none;
      padding: 0.75rem 1.5rem; border-radius: 0.75rem;
      font-size: 1rem; font-weight: 600; cursor: pointer;
      transition: all 0.3s ease; text-decoration: none;
      display: inline-flex; align-items: center; gap: 0.5rem;
    }
    .calc-button-secondary:hover {
      background: #4b5563; transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    }
    
    .calc-sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }
    
    /* Responsive design */
    @media (max-width: 768px) {
      .calc-widget { padding: 1rem; }
      .calc-title { font-size: 1.75rem; }
      .calc-subtitle { font-size: 1.125rem; }
      .calc-grid { grid-template-columns: 1fr; }
      .calc-form { padding: 1.5rem; }
      .calc-option { padding: 1.5rem; }
      .calc-result-header { flex-direction: column; gap: 1rem; }
      .calc-result-badge { position: static; margin-top: 1rem; align-self: flex-start; }
      .calc-action-group { flex-direction: column; align-items: center; }
    }
    
    /* Accessibility improvements */
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }
    
    @media (prefers-contrast: high) {
      .calc-option {
        border-width: 3px;
      }
    }
    
    /* Focus styles for keyboard navigation */
    .calc-option:focus-visible {
      outline: 3px solid #8b5cf6;
      outline-offset: 2px;
    }
    
    .calc-button:focus-visible {
      outline: 3px solid #ffffff;
      outline-offset: 2px;
    }