:root{--primary-color: #1e3a5f;--primary-dark: #0f1e33;--secondary-color: #6c757d;--success-color: #28a745;--danger-color: #dc3545;--warning-color: #ffc107;--info-color: #17a2b8;--light-color: #f8f9fa;--dark-color: #343a40;--border-radius: 4px;--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;width:100%;overflow-x:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.5;color:#333;background-color:#f5f5f5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;color:#333}h1{font-size:32px}h2{font-size:24px}h3{font-size:20px}h4{font-size:16px}h5{font-size:14px}h6{font-size:12px}.btn{font-weight:500;border-radius:var(--border-radius);transition:var(--transition);text-transform:none;letter-spacing:0}.btn:focus,.btn:active{box-shadow:0 0 0 .2rem #1e3a5f40}.btn-primary{background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);border:none}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 20px #1e3a5f66}.btn-secondary{background:var(--secondary-color);border:none}.btn-secondary:hover{background:#5a6268}.btn-sm{padding:6px 12px;font-size:12px}.btn-lg{padding:12px 24px;font-size:16px}.form-control{border:1px solid #ddd;border-radius:var(--border-radius);padding:10px 12px;font-size:14px;transition:var(--transition)}.form-control:focus{border-color:var(--primary-color);box-shadow:0 0 0 .2rem #1e3a5f40}.form-select{border:1px solid #ddd;border-radius:var(--border-radius);padding:10px 12px;font-size:14px}.form-select:focus{border-color:var(--primary-color);box-shadow:0 0 0 .2rem #1e3a5f40}.form-label{font-weight:500;color:#333;margin-bottom:8px}.form-text{font-size:12px;color:#999}.invalid-feedback{color:var(--danger-color);font-size:12px;margin-top:5px;display:block}.card{border:1px solid #e0e0e0;border-radius:var(--border-radius);box-shadow:0 2px 8px #00000014;transition:var(--transition)}.card:hover{box-shadow:0 4px 16px #0000001f}.card-header{background:#fff;border-bottom:1px solid #e0e0e0;font-weight:500}.card-body{padding:20px}.alert{border:none;border-radius:var(--border-radius);padding:12px 16px;font-size:14px}.alert-danger{background-color:#f8d7da;color:#721c24}.alert-success{background-color:#d4edda;color:#155724}.alert-warning{background-color:#fff3cd;color:#856404}.alert-info{background-color:#d1ecf1;color:#0c5460}.table{font-size:14px;border:1px solid #e0e0e0}.table thead th{background-color:#f8f9fa;border-bottom:2px solid #e0e0e0;font-weight:600;color:#333}.table tbody tr{border-bottom:1px solid #e0e0e0}.table tbody tr:hover{background-color:#f8f9fa}.modal-content{border:1px solid #e0e0e0;border-radius:var(--border-radius);box-shadow:0 10px 40px #0003}.modal-header{background-color:#f8f9fa;border-bottom:1px solid #e0e0e0}.modal-header .btn-close{opacity:.6}.modal-header .btn-close:hover{opacity:1}.badge{padding:6px 10px;border-radius:20px;font-weight:500;font-size:12px}.badge-primary{background-color:var(--primary-color);color:#fff}.badge-success{background-color:var(--success-color);color:#fff}.badge-danger{background-color:var(--danger-color);color:#fff}.badge-warning{background-color:var(--warning-color);color:#000}.badge-info{background-color:var(--info-color);color:#fff}.spinner-border{width:24px;height:24px;border-width:3px;color:var(--primary-color)}.spinner-grow{width:24px;height:24px;color:var(--primary-color)}a{color:var(--primary-color);text-decoration:none;transition:var(--transition)}a:hover{color:var(--primary-dark);text-decoration:underline}.loading{opacity:.6;pointer-events:none}@media (max-width: 768px){h1{font-size:24px}h2{font-size:20px}h3{font-size:16px}.btn{padding:10px 16px;font-size:14px}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#bbb;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#888}@media print{body{background-color:#fff}.btn,.btn-group,.pagination{display:none}}