<!-- Folder Navigation Sidebar -->
<div class="folder-sidebar" id="folderSidebar">
    <div class="sidebar-header" id="sidebarHeader">
        <h3><i class="fas fa-home"></i> <span id="sidebarTitle">{{ t('sidebar.modelRoot') }}</span></h3>
        <div class="sidebar-header-actions">
            <button class="sidebar-action-btn" id="sidebarDisplayModeToggle" title="{{ t('sidebar.switchToListView') }}">
                <i class="fas fa-sitemap"></i>
            </button>
            <button class="sidebar-action-btn active" id="sidebarRecursiveToggle" title="{{ t('sidebar.recursiveOn') }}" aria-pressed="true">
                <i class="fas fa-code-branch"></i>
            </button>
            <button class="sidebar-action-btn" id="sidebarCollapseAll" title="{{ t('sidebar.collapseAll') }}">
                <i class="fas fa-compress-alt"></i>
            </button>
            <button class="sidebar-action-btn" id="sidebarHideToggle" title="{{ t('sidebar.hideOnThisPage') }}">
                <i class="fas fa-chevron-left"></i>
            </button>
        </div>
    </div>
    <div class="sidebar-content">
        <div class="sidebar-tree-container">
            <div class="sidebar-tree" id="sidebarFolderTree">
                <!-- Tree/List will be populated by JavaScript -->
            </div>
        </div>
    </div>
</div>
