:root{--primary-color: #007bff;--secondary-color: #6c757d;--success-color: #198754;--danger-color: #dc3545;--warning-color: #ffc107;--info-color: #0dcaf0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:#f8f9fa}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#888;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#555}@media print{body{background:#fff}.no-print{display:none!important}}