:root{--primary-gradient:linear-gradient(135deg,#667eea,#764ba2);--primary-color:#667eea;--primary-dark:#5a67d8;--secondary-color:#764ba2;--secondary-dark:#6b46c1;--gray-50:#f8fafc;--gray-100:#f1f5f9;--gray-200:#e2e8f0;--gray-300:#cbd5e0;--gray-400:#a0aec0;--gray-500:#718096;--gray-600:#4a5568;--gray-700:#2d3748;--gray-800:#1a202c;--gray-900:#171923;--success-color:#48bb78;--success-light:#68d391;--warning-color:#ed8936;--warning-light:#f6ad55;--error-color:#f56565;--error-light:#fc8181;--info-color:#4299e1;--info-light:#63b3ed;--bg-primary:#f5f5f5;--bg-secondary:#fff;--bg-card:#fff;--bg-overlay:#00000080;--text-primary:var(--gray-800);--text-secondary:var(--gray-600);--text-muted:var(--gray-500);--text-white:#fff;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-2xl:48px;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--shadow-sm:0 1px 2px #0000001a;--shadow-md:0 4px 6px #0000001a;--shadow-lg:0 10px 15px #0000001a;--shadow-xl:0 20px 25px #00000026;--shadow-2xl:0 25px 50px #00000040;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-4xl:2.25rem;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--transition-fast:0.15s ease;--transition-normal:0.3s ease;--transition-slow:0.5s ease;--z-dropdown:1000;--z-modal:1050;--z-tooltip:1100}body{color:#1a202c;color:var(--text-primary);line-height:1.6}.btn{align-items:center;border:none;border-radius:8px;border-radius:var(--radius-md);cursor:pointer;display:inline-flex;font-size:.875rem;font-size:var(--font-size-sm);font-weight:500;font-weight:var(--font-weight-medium);gap:8px;gap:var(--spacing-sm);justify-content:center;outline:none;overflow:hidden;padding:10px 16px;position:relative;text-decoration:none;transition:all .3s ease;transition:all var(--transition-normal)}.btn:focus{outline:2px solid #667eea;outline:2px solid var(--primary-color);outline-offset:2px}.btn:disabled{cursor:not-allowed;opacity:.6}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);background:var(--primary-gradient);box-shadow:0 1px 2px #0000001a;box-shadow:var(--shadow-sm);color:#fff;color:var(--text-white)}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,#5a67d8,#6b46c1);background:linear-gradient(135deg,var(--primary-dark) 0,var(--secondary-dark) 100%);box-shadow:0 4px 6px #0000001a;box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-secondary{background-color:#f1f5f9;background-color:var(--gray-100);border:1px solid #cbd5e0;border:1px solid var(--gray-300);color:#1a202c;color:var(--text-primary)}.btn-secondary:hover:not(:disabled){background-color:#e2e8f0;background-color:var(--gray-200);border-color:#a0aec0;border-color:var(--gray-400)}.btn-outline{background-color:initial;border:1px solid #667eea;border:1px solid var(--primary-color);color:#667eea;color:var(--primary-color)}.btn-outline:hover:not(:disabled){background-color:#667eea;background-color:var(--primary-color);color:#fff;color:var(--text-white)}.btn-success{background-color:#48bb78;background-color:var(--success-color);color:#fff;color:var(--text-white)}.btn-success:hover:not(:disabled){background-color:#68d391;background-color:var(--success-light)}.btn-warning{background-color:#ed8936;background-color:var(--warning-color);color:#fff;color:var(--text-white)}.btn-warning:hover:not(:disabled){background-color:#f6ad55;background-color:var(--warning-light)}.btn-danger{background-color:#f56565;background-color:var(--error-color);color:#fff;color:var(--text-white)}.btn-danger:hover:not(:disabled){background-color:#fc8181;background-color:var(--error-light)}.btn-sm{font-size:.75rem;font-size:var(--font-size-xs);padding:6px 12px}.btn-lg{font-size:1rem;font-size:var(--font-size-base);padding:12px 24px}.btn-xl{font-size:1.125rem;font-size:var(--font-size-lg);padding:16px 32px}.form-group{margin-bottom:16px;margin-bottom:var(--spacing-md)}.form-label{color:#1a202c;color:var(--text-primary);display:block;font-weight:500;font-weight:var(--font-weight-medium);margin-bottom:4px;margin-bottom:var(--spacing-xs)}.form-input,.form-label{font-size:.875rem;font-size:var(--font-size-sm)}.form-input{background-color:#fff;background-color:var(--bg-secondary);border:1px solid #cbd5e0;border:1px solid var(--gray-300);border-radius:4px;border-radius:var(--radius-sm);padding:10px 12px;transition:border-color .15s ease,box-shadow .15s ease;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-input:focus{border-color:var(--primary-color)}.form-input:disabled{background-color:#f1f5f9;background-color:var(--gray-100);cursor:not-allowed}.search-bar{align-items:center;display:flex;gap:8px;gap:var(--spacing-sm);margin-bottom:24px;margin-bottom:var(--spacing-lg);position:relative}.search-input{background-color:#fff;background-color:var(--bg-secondary);border:2px solid #e2e8f0;border:2px solid var(--gray-200);border-radius:12px;border-radius:var(--radius-lg);box-shadow:0 1px 2px #0000001a;box-shadow:var(--shadow-sm);font-size:var(--font-size-sm);padding:12px 16px;position:relative;transition:all .3s ease;transition:all var(--transition-normal)}.forms-section .search-input,.search-bar .search-input,.search-input{color:#1a202c!important;color:var(--text-primary)!important}.search-input:focus{background-color:#fff;border-color:#667eea;border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea1a,0 4px 6px #0000001a;box-shadow:0 0 0 3px #667eea1a,var(--shadow-md)}.search-input::placeholder{font-style:italic}.forms-section .search-input::placeholder,.search-bar .search-input::placeholder,.search-input::placeholder{color:#718096!important;color:var(--text-muted)!important}.search-bar:before{display:none}.search-bar.has-value:before{color:#667eea;color:var(--primary-color)}.search-input-container{flex:1 1;position:relative}.search-clear-btn{background:none;border:none;border-radius:4px;border-radius:var(--radius-sm);color:#718096;color:var(--text-muted);cursor:pointer;display:none;font-size:.875rem;font-size:var(--font-size-sm);padding:4px;position:absolute;right:12px;top:50%;transform:translateY(-50%);transition:all .15s ease;transition:all var(--transition-fast)}.search-clear-btn:hover{background-color:#f1f5f9;background-color:var(--gray-100);color:#f56565;color:var(--error-color)}.search-input:not(:placeholder-shown)+.search-clear-btn{display:block}.search-bar-compact{margin-bottom:16px;margin-bottom:var(--spacing-md)}.search-bar-compact .search-input{font-size:.75rem;font-size:var(--font-size-xs);padding:10px 14px 10px 38px}.search-bar-compact:before{font-size:.875rem;font-size:var(--font-size-sm);left:14px}.search-bar-large{margin-bottom:32px;margin-bottom:var(--spacing-xl)}.search-bar-large .search-input{border-radius:16px;border-radius:var(--radius-xl);font-size:1rem;font-size:var(--font-size-base);padding:16px 20px 16px 50px}.search-bar-large:before{font-size:1.125rem;font-size:var(--font-size-lg);left:20px}.search-results{color:#718096;color:var(--text-muted);font-size:.75rem;font-size:var(--font-size-xs);margin-top:8px;margin-top:var(--spacing-sm)}.search-results-count{color:#667eea;color:var(--primary-color);font-weight:500;font-weight:var(--font-weight-medium)}.search-no-results{align-items:center;color:#718096;color:var(--text-muted);display:flex;flex-direction:column;justify-content:center;padding:48px;padding:var(--spacing-2xl);text-align:center}.search-no-results-icon{font-size:2.25rem;font-size:var(--font-size-4xl);margin-bottom:16px;margin-bottom:var(--spacing-md);opacity:.5}.search-no-results-text{font-size:.875rem;font-size:var(--font-size-sm);margin-bottom:4px;margin-bottom:var(--spacing-xs)}.search-no-results-hint{color:#718096;color:var(--text-muted);font-size:.75rem;font-size:var(--font-size-xs)}@media (max-width:768px){.search-bar{margin-bottom:16px;margin-bottom:var(--spacing-md)}.search-input{font-size:.875rem;font-size:var(--font-size-sm);padding:10px 14px 10px 42px}.search-bar:before{font-size:.75rem;font-size:var(--font-size-xs);left:14px}}@media (max-width:480px){.search-input{padding:8px 12px 8px 38px}.search-bar:before,.search-input{font-size:.75rem;font-size:var(--font-size-xs)}.search-bar:before{left:12px}}.card{background-color:#fff;background-color:var(--bg-card);border-radius:12px;border-radius:var(--radius-lg);box-shadow:0 1px 2px #0000001a;box-shadow:var(--shadow-sm);overflow:hidden}.card-header{background-color:#f8fafc;background-color:var(--gray-50);border-bottom:1px solid #e2e8f0;border-bottom:1px solid var(--gray-200)}.card-body,.card-footer,.card-header{padding:24px;padding:var(--spacing-lg)}.card-footer{background-color:#f8fafc;background-color:var(--gray-50);border-top:1px solid #e2e8f0;border-top:1px solid var(--gray-200)}.modal-overlay{background-color:var(--bg-overlay);padding:24px;padding:var(--spacing-lg);z-index:1050;z-index:var(--z-modal)}.modal{background:#fff;background:var(--bg-card);border-radius:12px;border-radius:var(--radius-lg);box-shadow:0 25px 50px #00000040;box-shadow:var(--shadow-2xl);display:flex;flex-direction:column;max-height:90vh;overflow:hidden;width:100%}.modal-header{background:var(--primary-gradient);border-bottom:1px solid #e2e8f0;border-bottom:1px solid var(--gray-200);color:var(--text-white);padding:24px;padding:var(--spacing-lg)}.modal-header h2{font-weight:var(--font-weight-semibold)}.modal-close,.modal-header h2{font-size:1.25rem;font-size:var(--font-size-xl)}.modal-close{background:none;border:none;border-radius:4px;border-radius:var(--radius-sm);color:#fff;color:var(--text-white);cursor:pointer;padding:4px;padding:var(--spacing-xs);transition:background-color .15s ease;transition:background-color var(--transition-fast)}.modal-close:hover{background-color:#ffffff1a}.modal-body{flex:1 1;overflow-y:auto}.modal-body,.modal-footer{padding:24px;padding:var(--spacing-lg)}.modal-footer{background-color:var(--gray-50);border-top:1px solid var(--gray-200);gap:8px;gap:var(--spacing-sm)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.text-primary{color:#1a202c;color:var(--text-primary)}.text-secondary{color:#4a5568;color:var(--text-secondary)}.text-muted{color:#718096;color:var(--text-muted)}.text-white{color:#fff;color:var(--text-white)}.bg-primary{background-color:#667eea;background-color:var(--primary-color)}.bg-secondary{background-color:#fff;background-color:var(--bg-secondary)}.mb-0{margin-bottom:0}.mb-1{margin-bottom:4px;margin-bottom:var(--spacing-xs)}.mb-2{margin-bottom:8px;margin-bottom:var(--spacing-sm)}.mb-3{margin-bottom:16px;margin-bottom:var(--spacing-md)}.mb-4{margin-bottom:24px;margin-bottom:var(--spacing-lg)}.mb-5{margin-bottom:32px;margin-bottom:var(--spacing-xl)}.mt-0{margin-top:0}.mt-1{margin-top:4px;margin-top:var(--spacing-xs)}.mt-2{margin-top:8px;margin-top:var(--spacing-sm)}.mt-3{margin-top:16px;margin-top:var(--spacing-md)}.mt-4{margin-top:24px;margin-top:var(--spacing-lg)}.mt-5{margin-top:32px;margin-top:var(--spacing-xl)}.p-0{padding:0}.p-1{padding:4px;padding:var(--spacing-xs)}.p-2{padding:8px;padding:var(--spacing-sm)}.p-3{padding:16px;padding:var(--spacing-md)}.p-4{padding:24px;padding:var(--spacing-lg)}.p-5{padding:32px;padding:var(--spacing-xl)}.d-flex{display:flex}.flex-column{flex-direction:column}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.align-center{align-items:center}.gap-1{gap:4px;gap:var(--spacing-xs)}.gap-2{gap:8px;gap:var(--spacing-sm)}.gap-3{gap:16px;gap:var(--spacing-md)}.gap-4{gap:24px;gap:var(--spacing-lg)}.w-full{width:100%}.h-full{height:100%}.rounded{border-radius:8px;border-radius:var(--radius-md)}.rounded-lg{border-radius:12px;border-radius:var(--radius-lg)}.shadow{box-shadow:0 1px 2px #0000001a;box-shadow:var(--shadow-sm)}.shadow-md{box-shadow:0 4px 6px #0000001a;box-shadow:var(--shadow-md)}.shadow-lg{box-shadow:0 10px 15px #0000001a;box-shadow:var(--shadow-lg)}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f5f5f5;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;margin:0}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}*{box-sizing:border-box}.App{background-color:var(--bg-primary);display:flex;flex-direction:column;min-height:100vh}.App-header{background:var(--primary-gradient);box-shadow:var(--shadow-md);color:var(--text-white);margin-bottom:var(--spacing-lg);padding:var(--spacing-lg)}.App-header h1{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);margin:0 0 var(--spacing-md) 0;text-align:center}.App-header nav{flex-wrap:wrap;gap:var(--spacing-sm)}.App-header nav .btn{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background-color:#fff3;border:1px solid #ffffff4d;color:var(--text-white)}.App-header nav .btn:hover{background-color:#ffffff4d;transform:translateY(-2px)}.App-header nav .btn.active{background-color:var(--text-white);color:var(--primary-color)}.main-content{flex:1 1;margin:0 auto;max-width:1200px;padding:0 var(--spacing-lg) var(--spacing-lg);width:100%}.forms-section{background-color:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:var(--spacing-lg)}.forms-header{align-items:center;border-bottom:2px solid var(--gray-200);display:flex;justify-content:space-between;margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md)}.forms-header h2{color:var(--text-primary);font-size:var(--font-size-2xl);font-weight:var(--font-weight-semibold);margin:0}.forms-list{grid-gap:var(--spacing-md);gap:var(--spacing-md)}.questions-section{background-color:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-top:var(--spacing-lg);padding:var(--spacing-lg)}.questions-header{align-items:center;border-bottom:2px solid var(--gray-200);display:flex;justify-content:space-between;margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md)}.questions-header h2{color:var(--text-primary);font-size:var(--font-size-2xl);font-weight:var(--font-weight-semibold);margin:0}.loading-container{gap:var(--spacing-md);min-height:60vh}.spinner{border-top:4px solid var(--gray-200);border:4px solid var(--gray-200);border-top-color:var(--primary-color);height:40px;width:40px}.loading-container p{color:var(--text-secondary);font-size:var(--font-size-lg)}.empty-state{color:var(--text-muted);padding:var(--spacing-2xl);text-align:center}.empty-state h3{color:var(--text-secondary);font-size:var(--font-size-lg);margin:0 0 var(--spacing-sm) 0}.empty-state p{font-size:var(--font-size-sm);margin:0 0 var(--spacing-lg) 0}@media (max-width:768px){.main-content{padding:0 var(--spacing-md) var(--spacing-md)}.forms-header,.questions-header{align-items:stretch;flex-direction:column;gap:var(--spacing-md)}.form-header{align-items:stretch;flex-direction:column;gap:var(--spacing-sm)}.form-actions{justify-content:flex-start}.form-meta{align-items:flex-start;gap:var(--spacing-xs)}.App-header nav,.form-meta{flex-direction:column}.App-header nav .btn{justify-content:center;width:100%}}@media (max-width:480px){.App-header{padding:var(--spacing-md)}.App-header h1{font-size:var(--font-size-2xl)}.form-item,.forms-section,.questions-section{padding:var(--spacing-md)}.form-actions{flex-direction:column}.form-actions .btn{justify-content:center;width:100%}}.App-header nav{display:flex;gap:10px;justify-content:center}.App-header nav button{background-color:#34495e;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:16px;padding:10px 20px;transition:background-color .3s}.App-header nav button:hover{background-color:#4a5f7a}.App-header nav button.active{background-color:#3498db}main{box-sizing:border-box;flex:1 1;margin:0 auto;max-width:1200px;padding:2rem;width:100%}.form-container{background:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a;margin-bottom:30px;padding:20px;text-align:left}.form-grid{grid-gap:15px;gap:15px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin-bottom:20px}.form-grid>div:not(.date-row){display:flex;flex-direction:column}.form-grid .date-row{display:flex;flex-direction:row;gap:1rem}.form-grid .date-row>div{display:flex;flex:1 1;flex-direction:column;min-width:0}.form-grid .mui-datepicker-wrapper div{flex-direction:row!important}.form-grid label{color:#333;font-weight:700;margin-bottom:5px}.form-grid input:not([class*=Mui]),.form-grid textarea{border:1px solid #ddd;border-radius:4px;font-size:14px;padding:8px}.form-actions{gap:10px}.form-actions button{border:none;border-radius:4px;cursor:pointer;font-size:16px;padding:10px 20px;transition:background-color .3s}.form-actions button[type=submit]{background-color:#27ae60;color:#fff}.form-actions button[type=submit]:hover{background-color:#229954}.form-actions button[type=button]{background-color:#95a5a6;color:#fff}.form-actions button[type=button]:hover{background-color:#7f8c8d}.forms-list{grid-gap:20px;display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(400px,1fr))}.form-item{background:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a;padding:20px;text-align:left}.form-item h4{color:#2c3e50;font-size:1.2em;margin:0 0 10px}.form-item p{color:#666;margin:5px 0}.form-item .form-actions{border-top:1px solid #eee;margin-top:15px;padding-top:15px}.form-item .form-actions button{border:none;border-radius:4px;cursor:pointer;font-size:14px;font-weight:500;margin-right:8px;padding:8px 15px;transition:all .3s ease}.form-item .form-actions button:last-child{margin-right:0}.delete-btn{background-color:#e74c3c!important;color:#fff}.delete-btn:hover{background-color:#c0392b!important}.answers-btn:hover,.delete-btn:hover{transform:translateY(-1px)}.token-btn{background-color:#28a745!important}.token-btn:hover{background-color:#218838!important;transform:translateY(-1px)}.answers-btn{background-color:#17a2b8!important;color:#fff}.answers-btn:hover{background-color:#138496!important}.questions-list{background:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a;overflow:hidden}.question-item{align-items:center;border-bottom:1px solid #eee;display:flex;gap:15px;padding:15px 20px;text-align:left}.question-item:last-child{border-bottom:none}.question-id{background-color:#3498db;border-radius:4px;color:#fff;font-weight:700;min-width:40px;padding:4px 8px;text-align:center}.question-text{color:#333;flex:1 1}h2,h3{color:#2c3e50;margin-bottom:20px}.loading{color:#666;font-size:18px;height:100vh}.token-btn{background-color:#3498db;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:14px;margin-right:8px;padding:8px 12px;transition:background-color .2s}.token-btn:hover{background-color:#2980b9}.modal-overlay{background-color:#00000080;height:100%;width:100%}.modal-content{background:#fff;border-radius:8px;box-shadow:0 4px 20px #00000026;max-height:80vh;padding:24px}.modal-content h3{border-bottom:2px solid #3498db;color:#2c3e50;margin-top:0;padding-bottom:8px}.token-info{margin:20px 0}.url-display{margin:8px 0}.url-input{background-color:#f8f9fa;border:1px solid #ddd;font-family:monospace}.copy-btn,.url-input{border-radius:4px;padding:8px 12px}.copy-btn{background-color:#27ae60}.copy-btn:hover{background-color:#229954}.token-usage,.token-validity{background-color:#f8f9fa;border-left:4px solid #3498db;border-radius:0 4px 4px 0;margin:12px 0;padding:8px}.modal-actions{border-top:1px solid #eee;display:flex;gap:12px;justify-content:flex-end;margin-top:24px;padding-top:16px}.regenerate-btn{background-color:#f39c12;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:14px;padding:10px 16px}.regenerate-btn:hover{background-color:#e67e22}.close-btn{background-color:#95a5a6;font-size:14px;padding:10px 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var(--transition-fast)}.close-button:hover{background-color:#ffffff1a}.form-modal-body{flex:1 1;overflow-y:auto;padding:var(--spacing-lg)}.form-container{width:100%}.form-grid{grid-gap:var(--spacing-md);display:grid;gap:var(--spacing-md);grid-template-columns:1fr 1fr;margin-bottom:var(--spacing-lg)}.form-grid>div{display:flex}.form-grid label{color:var(--text-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);margin-bottom:var(--spacing-xs)}.form-grid input:not([class*=Mui]){background-color:var(--bg-secondary);border:1px solid var(--gray-300);border-radius:var(--radius-sm);font-size:var(--font-size-sm);padding:10px 12px;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-grid input:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea1a;outline:none}.form-modal-footer{border-top:1px solid 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32px}.header-content{align-items:flex-start;flex-direction:column;gap:16px}.App-header h1{font-size:1.8rem;font-weight:700;margin:0}nav{display:flex;gap:12px}nav .btn{align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fff3;border:1px solid #ffffff4d;border-radius:6px;color:#fff;cursor:pointer;display:inline-flex;font-weight:500;gap:6px;justify-content:center;padding:8px 20px;text-decoration:none;transition:all .3s ease}nav .btn:hover{background:#ffffff4d;transform:translateY(-1px)}nav .btn.active{background:#fff;color:#667eea;font-weight:600}.logout-btn{align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fff3;border:1px solid #ffffff4d;border-radius:6px;color:#fff;cursor:pointer;display:flex;font-size:.9rem;font-weight:600;gap:6px;padding:8px 16px;transition:all .3s ease}.logout-btn:hover{background:#ffffff4d;transform:translateY(-1px)}@media 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