:root {
            --primary-color: #4e73df;
            --secondary-color: #f8f9fc;
            --dark-color: #5a5c69;
        }
        
        body {
            background-color: #f8f9fc;
            padding-top: 60px;
        }
        
        .navbar-brand {
            font-weight: 600;
            color: var(--primary-color);
        }
        
        .sidebar {
            background-color: white;
            border-radius: 5px;
            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
        }
        
        .card {
            border: none;
            border-radius: 0.35rem;
            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
        }
        
        .card-header {
            background-color: #f8f9fc;
            border-bottom: 1px solid #e3e6f0;
        }
        
        .bg-primary {
            background-color: var(--primary-color) !important;
        }
        
        .text-primary {
            color: var(--primary-color) !important;
        }
        
        .nav-link.active {
            color: var(--primary-color);
            font-weight: 600;
        }
        
        .dropdown-menu {
            border: none;
            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.2);
        }
        
        .user-profile img {
            width: 40px;
            height: 40px;
            border-radius: 50%;
        }