/**
 * Universal CSS styles for Platform Blocks universal props
 * Optimized for React Native (Expo) with web compatibility
 */
/**
 * Generates global CSS for universal props functionality
 * This creates the CSS that makes lightHidden/darkHidden work on web
 */
export declare function generateUniversalCSS(): string;
/**
 * Component that injects global CSS for universal props
 * Web-only component - React Native uses inline styles instead
 */
export declare function UniversalCSS(): null;