/**
 * Generates final CSS document by combining foundations and components
 * Adds section comments and handles partial compilation modes
 *
 * @param {Object} params - Generation parameters
 * @param {string} params.compilerType - Type of compilation being performed
 * @param {string} params.stylesCss - Generated component/theme CSS
 * @param {string} params.foundationsCss - Generated foundation CSS (variables, reset)
 * @param {string} params.oldData - Existing CSS data to preserve (optional)
 * @returns {string} Complete CSS document with sections and comments
 */
export function generateCssDoc({ compilerType, stylesCss, foundationsCss, oldData, }: {
    compilerType: string;
    stylesCss: string;
    foundationsCss: string;
    oldData: string;
}): string;