.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:200px;font-family:Arial,sans-serif}.loading-spinner{width:50px;height:50px;border:5px solid #f3f3f3;border-top:5px solid #3498db;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-container p{color:#666;font-size:16px}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:#fff;border-radius:12px;box-shadow:0 10px 25px #0003;max-width:400px;width:90%;max-height:80vh;overflow-y:auto}.modal-header{padding:20px 20px 0}.modal-title{margin:0;font-size:20px;font-weight:600;color:#333}.modal-body{padding:20px}.modal-message{margin:0;font-size:16px;color:#666;line-height:1.5}.modal-footer{padding:0 20px 20px;display:flex;justify-content:flex-end;gap:10px}.btn-confirm{background:#dc3545;color:#fff}.btn-confirm:hover{background:#c82333}.detail-container{max-width:800px;margin:0 auto;padding:20px;background:#fff;border-radius:12px;box-shadow:0 4px 6px #0000001a;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:15px;border-bottom:2px solid #f0f0f0}.detail-title{font-size:28px;font-weight:600;color:#333;margin:0}.detail-footer{margin-top:40px;padding-top:20px;border-top:2px solid #f0f0f0;display:flex;justify-content:space-between;align-items:center}.footer-left{display:flex}.footer-right{display:flex;gap:10px}.btn{padding:10px 20px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s ease}.btn-cancel{background:#6c757d;color:#fff}.btn-cancel:hover{background:#5a6268}.btn-update{background:#28a745;color:#fff}.btn-update:hover:not(:disabled){background:#218838}.btn-update:disabled{background:#ccc;cursor:not-allowed}.btn-delete{background:#dc3545;color:#fff}.btn-delete:hover:not(:disabled){background:#c82333}.btn-delete:disabled{background:#ccc;cursor:not-allowed}.form-container{display:grid;gap:20px}.form-field{display:flex;flex-direction:column}.field-label{font-size:16px;font-weight:500;color:#555;margin-bottom:8px}.field-input{padding:12px 16px;border:2px solid #e0e0e0;border-radius:8px;font-size:16px;transition:all .3s ease;background:#fff}.field-input:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}.field-input.changed{border-color:#ffc107;background:#fffbf0}.field-input[type=checkbox]{width:auto;margin-right:8px}.checkbox-container{display:flex;align-items:center}.checkbox-container .field-input{margin:0 8px 0 0}.change-indicator{font-size:12px;color:#ffc107;font-weight:500;margin-top:4px}@media(max-width:768px){.detail-container{margin:10px;padding:15px}.detail-header{flex-direction:column;align-items:flex-start;gap:15px}.button-group{width:100%;justify-content:flex-end}.btn{flex:1}}