:root {
     --primary-green: #1F7A4B;
     --primary-green-hover: #155a37;
     --light-green: #f0f8f4;
     --border-color: #e9ecef;
     --text-muted: #6c757d;
 }

 body {
     background-color: #f8f9fa;
     font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
 }

 .header-container {
     background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-hover) 100%);
     color: white;
     padding: 1.5rem 0;
     margin-bottom: 2rem;
     box-shadow: 0 2px 10px rgba(31, 122, 75, 0.1);
 }

 .back-btn {
     background: rgba(255, 255, 255, 0.2);
     border: 1px solid rgba(255, 255, 255, 0.3);
     color: white;
     padding: 0.5rem 0.75rem;
     border-radius: 8px;
     text-decoration: none;
     transition: all 0.3s ease;
     display: inline-flex;
     align-items: center;
     gap: 0.5rem;
 }

 .back-btn:hover {
     background: rgba(255, 255, 255, 0.3);
     color: white;
     transform: translateX(-2px);
 }

 .form-container {
     background: white;
     border-radius: 12px;
     box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
     padding: 2rem;
     margin-bottom: 2rem;
 }

 .section-title {
     color: var(--primary-green);
     font-weight: 600;
     margin-bottom: 1.5rem;
     padding-bottom: 0.5rem;
     border-bottom: 2px solid var(--light-green);
     position: relative;
 }

 .section-title::after {
     content: '';
     position: absolute;
     bottom: -2px;
     left: 0;
     width: 60px;
     height: 2px;
     background: var(--primary-green);
 }

 .form-label {
     font-weight: 500;
     color: #495057;
     margin-bottom: 0.5rem;
 }

 .form-control,
 .form-select {
     border: 2px solid var(--border-color);
     border-radius: 8px;
     padding: 0.75rem;
     font-size: 0.95rem;
     transition: all 0.3s ease;
 }

 .form-control:focus,
 .form-select:focus {
     border-color: var(--primary-green);
     box-shadow: 0 0 0 0.2rem rgba(31, 122, 75, 0.15);
 }

 .employee-selector {
     background: var(--light-green);
     border-radius: 12px;
     padding: 1.5rem;
     margin-bottom: 2rem;
     border: 1px solid rgba(31, 122, 75, 0.1);
 }

 .btn-primary {
     background: var(--primary-green);
     border-color: var(--primary-green);
     padding: 0.75rem 2rem;
     font-weight: 500;
     border-radius: 8px;
     transition: all 0.3s ease;
     box-shadow: 0 2px 8px rgba(31, 122, 75, 0.2);
 }

 .btn-primary:hover {
     background: var(--primary-green-hover);
     border-color: var(--primary-green-hover);
     transform: translateY(-1px);
     box-shadow: 0 4px 12px rgba(31, 122, 75, 0.3);
 }

 .btn-secondary {
     background: #6c757d;
     border-color: #6c757d;
     padding: 0.75rem 1.5rem;
     font-weight: 500;
     border-radius: 8px;
     transition: all 0.3s ease;
 }

 .btn-secondary:hover {
     background: #5a6268;
     border-color: #5a6268;
     transform: translateY(-1px);
 }

 .form-row {
     margin-bottom: 1rem;
 }

 .required-field::after {
     content: ' *';
     color: #dc3545;
 }

 .input-group-text {
     background: var(--light-green);
     border-color: var(--border-color);
     color: var(--primary-green);
 }

 .form-section {
     margin-bottom: 2rem;
     padding: 1.5rem;
     background: #fafbfc;
     border-radius: 8px;
     border-left: 4px solid var(--primary-green);
 }

 .icon-field {
     position: relative;
 }

 .icon-field i {
     position: absolute;
     left: 12px;
     top: 50%;
     transform: translateY(-50%);
     color: var(--primary-green);
     z-index: 5;
 }

 .icon-field .form-control {
     padding-left: 2.5rem;
 }

 @media (max-width: 768px) {
     .form-container {
         padding: 1.5rem;
         margin: 1rem;
     }

     .header-container {
         padding: 1rem 0;
     }
 }