body {
    font-size: 0.9rem;
}

.sidebar {
    min-height: calc(100vh - 56px);
    border-right: 1px solid #dee2e6;
}

.sidebar .nav-link {
    color: #333;
    padding: 0.6rem 1rem;
}

.sidebar .nav-link.active {
    color: #0d6efd;
    font-weight: 600;
    background-color: #e7f1ff;
    border-radius: 0.25rem;
}

.sidebar .nav-link:hover {
    background-color: #e9ecef;
}

@media (max-width: 767.98px) {
    .sidebar {
        min-height: auto;
        border-right: none;
        border-bottom: 1px solid #dee2e6;
    }
}

.card-notification {
    border-left: 4px solid #ffc107;
}

.card-notification.danger {
    border-left-color: #dc3545;
}

.badge-birthday {
    background-color: #fd7e14;
}

.badge-expiring {
    background-color: #dc3545;
}

.table-responsive {
    overflow-x: auto;
}