/* Fixed sidebar: only the main nav scrolls; Beheer stays in the bottom panel. */
.layout-fixed .main-sidebar-custom-lg .sidebar {
    overflow-y: auto;
}

.layout-fixed .main-sidebar-custom-lg .sidebar-custom {
    flex-shrink: 0;
}

.vehicle-brand-search-wrap {
    flex-shrink: 0;
    background: #fff;
}

/* Autobeheer: keep the brand/model tree visible while products scroll. */
@media (min-width: 992px) {
    .vehicle-layout {
        align-items: flex-start;
    }

    .vehicle-layout-tree {
        position: sticky;
        top: calc(3.5rem + 1rem);
        z-index: 10;
    }

    .vehicle-layout-tree > .card {
        max-height: calc(100vh - 3.5rem - 2rem);
        display: flex;
        flex-direction: column;
    }

    .vehicle-layout-tree .vehicle-tree {
        overflow-y: auto;
        flex: 1 1 auto;
        min-height: 0;
    }
}