:root {
               --primary-green: #004d00;
               --primary-navy: #7cf88d;
               --accent-teal: #1abc9c;
               --text-dark: #2c3e50;
               --bg-light: #f4f7f6;
               --border-color: #dce4e1;
               --input-bg: #ffffff;
               --danger-color: #e74c3c;
          }

          body {
               font-family: 'Poppins', sans-serif;
               background-color: var(--bg-light);
               color: var(--text-dark);
               margin: 0;
               padding: 40px 15px;
               font-size: 15px;
          }

          .form-container {
               max-width: 800px;
               margin: 0 auto;
               background-color: #fff;
               padding: 40px;
               border-radius: 12px;
               box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
          }

          .form-header {
               text-align: center;
               margin-bottom: 30px;
               border-bottom: 1px solid var(--border-color);
               padding-bottom: 20px;
          }

          .form-logos {
               display: flex;
               justify-content: center;
               align-items: center;
               gap: 20px;
               margin-bottom: 20px;
          }

          .form-logos img {
               height: 60px;
          }

          .form-header h1 {
               color: var(--primary-green);
               font-size: 28px;
               margin: 10px 0 5px;
          }

          .form-header p {
               color: #777;
               font-size: 16px;
          }

          fieldset {
               border: none;
               padding: 0;
               margin: 0 0 30px 0;
          }

          legend {
               font-size: 20px;
               font-weight: 600;
               color: var(--primary-green);
               margin-bottom: 20px;
               width: 100%;
               border-bottom: 2px solid var(--primary-green);
               padding-bottom: 10px;
          }

          .form-grid {
               display: grid;
               grid-template-columns: 1fr 1fr;
               gap: 20px;
          }

          .form-group {
               margin-bottom: 20px;
          }

          .full-width {
               grid-column: 1 / -1;
          }

          label {
               display: block;
               font-weight: 500;
               margin-bottom: 8px;
          }

          label.required::after {
               content: ' *';
               color: var(--danger-color);
          }

          input[type="text"],
          input[type="email"],
          input[type="date"],
          input[type="tel"],
          select,
          textarea {
               width: 100%;
               padding: 12px;
               font-size: 15px;
               font-family: 'Poppins', sans-serif;
               border: 1px solid var(--border-color);
               border-radius: 6px;
               background-color: var(--input-bg);
               transition: border-color 0.3s, box-shadow 0.3s;
          }

          input:focus,
          select:focus,
          textarea:focus {
               outline: none;
               border-color: var(--primary-green);
               box-shadow: 0 0 0 3px rgba(0, 135, 81, 0.15);
          }

          /* Custom File Upload */
          .file-upload-group {
               border: 2px dashed var(--border-color);
               border-radius: 6px;
               padding: 20px;
               text-align: center;
               cursor: pointer;
               transition: border-color 0.3s, background-color 0.3s;
          }

          .file-upload-group:hover {
               border-color: var(--primary-green);
               background-color: #f9fdfb;
          }

          .file-upload-group input[type="file"] {
               display: none;
          }

          .file-upload-group .file-label {
               display: block;
               font-weight: 500;
          }

          .file-upload-group .file-icon {
               font-size: 24px;
               color: var(--primary-green);
               margin-bottom: 10px;
          }

          .file-upload-group .file-name {
               display: block;
               margin-top: 10px;
               font-style: italic;
               color: #555;
               font-size: 13px;
          }

          .form-actions {
               display: flex;
               justify-content: flex-end;
               gap: 15px;
               margin-top: 30px;
          }

          .btn {
               padding: 12px 25px;
               font-size: 16px;
               font-weight: 600;
               border-radius: 6px;
               border: none;
               cursor: pointer;
               transition: all 0.3s ease;
          }

          .btn-primary {
               background-color: var(--primary-green);
               color: #fff;
          }

          .btn-primary:hover {
               background-color: #006a41;
          }

          .btn-secondary {
               background-color: #fff;
               color: var(--primary-green);
               border: 1px solid var(--primary-green);
          }

          .btn-secondary:hover {
               background-color: var(--bg-light);
          }

          /* Preview Modal Styles */
          .modal-overlay {
               position: fixed;
               top: 0;
               left: 0;
               width: 100%;
               height: 100%;
               background: rgba(0, 0, 0, 0.6);
               display: none;
               justify-content: center;
               align-items: center;
               z-index: 1000;
               padding: 20px;
          }

          .modal-content {
               background: #fff;
               padding: 30px;
               border-radius: 12px;
               max-width: 600px;
               width: 100%;
               max-height: 90vh;
               overflow-y: auto;
          }

          .modal-header {
               display: flex;
               justify-content: space-between;
               align-items: center;
               border-bottom: 1px solid var(--border-color);
               padding-bottom: 15px;
               margin-bottom: 20px;
          }

          .modal-header h4 {
               font-size: 22px;
               color: var(--primary-navy);
               margin: 0;
          }

          .close-modal {
               font-size: 24px;
               border: none;
               background: none;
               cursor: pointer;
               color: #888;
          }

          #previewContent dl {
               display: grid;
               grid-template-columns: 150px 1fr;
               gap: 10px 20px;
          }

          #previewContent dt {
               font-weight: 600;
               color: var(--primary-green);
          }

          #previewContent dd {
               margin: 0;
               word-break: break-all;
          }

          #previewContent .preview-section {
               font-size: 18px;
               font-weight: 600;
               color: var(--primary-navy);
               margin: 20px 0 10px;
               grid-column: 1 / -1;
          }

          /* Responsive Design */
          @media (max-width: 768px) {
               .form-grid {
                    grid-template-columns: 1fr;
               }

               .form-container {
                    padding: 20px;
               }
          }

          input:focus,
          select:focus,
          textarea:focus {
               outline: none;
               border-color: var(--primary-green);
               box-shadow: 0 0 0 3px rgba(0, 135, 81, 0.15);
          }

          /* === ADD THIS NEW CLASS === */
          .is-invalid {
               border-color: var(--danger-color) !important;
               /* Use the danger color variable */
               box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
          }

          /* === Custom Error Popup Styling === */
.error-popup {
    position: fixed;
    top: 80px;
    right: 30px;
    z-index: 9999;
    background-color: #fff;
    border-left: 5px solid var(--danger-color);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    width: 350px;
    padding: 20px;
    border-radius: 10px;
    color: var(--danger-color);
    animation: slideIn 0.4s ease;
}

.error-popup .error-content {
    position: relative;
}

.error-popup .close-btn {
    position: absolute;
    top: -10px;
    right: -5px;
    font-size: 22px;
    color: var(--danger-color);
    cursor: pointer;
    font-weight: bold;
}

#errorMessages {
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: 14px;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}