body {
    background-color: #f8f9fa;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.forum-categories .card {
    transition: transform 0.2s;
}

.forum-categories .card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

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

.card-body a:hover {
    color: #0056b3 !important;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.4rem;
}

.nav-link {
    font-weight: 500;
}