body {
    background-color: #f5f7fa;
    font-family: Tahoma, sans-serif;
}
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.card {
    border-radius: 12px;
    border: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    margin-bottom: 20px;
}
.btn-primary {
    background-color: #4e73df;
    border-color: #4e73df;
}
.btn-primary:hover {
    background-color: #2e59d9;
}
.table th {
    background-color: #4e73df;
    color: white;
}
.status-badge {
    font-size: 0.8rem;
    padding: 4px 10px;
    border-radius: 20px;
}
@media (max-width: 768px) {
    .table-responsive {
        font-size: 0.9rem;
    }
}