ExamplesLayoutShell — basic dashboardCopy PageSidebar, header, breadcrumbs, and main content.PreviewCodeToggle SidebarThemeFeature KitsPlaygroundWorkspaceWorkspaceOverviewAccountsReportsResourcesResourcesDUDemo Userdemo@featurekit.devOverviewSidebar, in-flow header, and route-derived breadcrumbs.Replace this card with your feature screen. The shell owns chrome; your route owns data.Shell — auth splitForm column and marketing aside.Shell — content layoutsGrid, flex, and FormSection inside the shell body.