/**
 * Sanitize SVG markup from CMS/backend sources.
 * Allows SVG elements and presentation attributes but strips scripts and event handlers.
 */
export declare function sanitizeSvg(dirty: string): string;
/**
 * Sanitize rich text HTML from CMS fields, AI responses, and user-generated content.
 * Allows standard formatting tags but strips scripts, iframes, and event handlers.
 */
export declare function sanitizeHtml(dirty: string): string;
