export declare class GridManager {
    private readonly STORAGE_KEY;
    private visibilityMap;
    constructor();
    private init;
    private loadVisibility;
    private saveVisibility;
    private updateAllGridHeights;
    private applyVisibilityState;
    private setupToggleButtons;
    private setupEventListeners;
}
//# sourceMappingURL=GridManager.d.ts.map