/**
 * Cleanup Utilities
 *
 * Consolidated cleanup functions for widget elements and state.
 * Reduces code duplication across components.
 */
/**
 * Remove tour spotlight and description overlays
 */
export declare function cleanupTourElements(): void;
/**
 * Remove typewriter cursor styles
 */
export declare function cleanupTypewriterStyles(): void;
/**
 * Remove all step highlight classes and handlers
 */
export declare function cleanupStepHighlights(): void;
/**
 * Master cleanup function that removes all widget-related DOM elements
 * This consolidates cleanup logic from clearChatHistory, removeStepHighlights, etc.
 */
export declare function cleanupAllWidgetElements(): void;
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