body {
    background-color: #f5f6fa;
}

.navbar-brand {
    font-weight: 700;
}

.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.card-header {
    font-weight: 600;
}

.table th {
    font-weight: 600;
    font-size: 0.9rem;
}

.badge {
    font-weight: 500;
}

.btn-sm {
    font-size: 0.8rem;
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 700;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: #6c757d;
}

footer {
    margin-top: 3rem;
    padding: 1.5rem 0;
    color: #6c757d;
    font-size: 0.85rem;
}