*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;font-size:16px;line-height:1.5;color:#333;background:#f5f7fa}a{color:#4da6ff;text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit}.text-center{text-align:center}.text-right{text-align:right}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border:none;border-radius:4px;font-size:1rem;cursor:pointer;transition:all .2s}.btn-primary{background:#4da6ff;color:#fff}.btn-primary:hover{background:#3d96ef}.btn-secondary{background:#6c757d;color:#fff}.btn-secondary:hover{background:#5a6268}.btn-success{background:#28a745;color:#fff}.btn-success:hover{background:#218838}.btn-danger{background:#dc3545;color:#fff}.btn-danger:hover{background:#c82333}.btn:disabled{opacity:.65;cursor:not-allowed}.card{background:#fff;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a}.card-header{margin:-20px -20px 20px;padding:15px 20px;background:#f8f9fa;border-bottom:1px solid #eee;border-radius:8px 8px 0 0}.card-title{margin:0;font-size:1.1rem;font-weight:600}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:#555}.form-control{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:1rem;transition:border-color .2s}.form-control:focus{outline:none;border-color:#4da6ff;box-shadow:0 0 0 3px #4da6ff1a}.form-control:disabled{background:#f5f5f5;color:#999}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px 15px;text-align:left;border-bottom:1px solid #eee}.table th{background:#f8f9fa;font-weight:600;color:#555}.table tbody tr:hover{background:#f9f9f9}.alert{padding:12px 16px;border-radius:4px;margin-bottom:1rem}.alert-success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.alert-danger{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.alert-warning{background:#fff3cd;color:#856404;border:1px solid #ffeeba}.alert-info{background:#d1ecf1;color:#0c5460;border:1px solid #bee5eb}.badge{display:inline-block;padding:4px 8px;font-size:.75rem;font-weight:600;border-radius:4px}.badge-success{background:#d4edda;color:#28a745}.badge-danger{background:#f8d7da;color:#dc3545}.badge-warning{background:#fff3cd;color:#856404}.badge-info{background:#d1ecf1;color:#0c5460}.spinner{width:40px;height:40px;border:3px solid #f3f3f3;border-top:3px solid #4da6ff;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}