import { XConVitePluginOptions } from '../../types';
import { Logger } from "../../utils/logger";
/**
 * Handles style content processing including SASS compilation, minification and escaping
 */
export declare class StyleContentProcessor {
    private options;
    private logger;
    private terser?;
    private sassCompiler;
    constructor(options: Required<XConVitePluginOptions>, logger: Logger, terser?: any);
    /**
     * Initialize SASS compiler if available
     */
    private initializeSassCompiler;
    /**
     * Check if SASS compiler is available
     */
    private isSassAvailable;
    /**
     * Process CSS content with SASS compilation, minification and escaping
     */
    processStyleContent(content: string, filePath: string): string;
    /**
     * Check if file needs SASS compilation
     */
    private needsSassCompilation;
    /**
     * Compile SASS/SCSS to CSS using SASS's built-in resolver
     */
    private compileSass;
    /**
     * Find node_modules directory from a given path
     */
    private findNodeModules;
    /**
     * Minify CSS content using fallback method
     */
    private minifyCSS;
    /**
     * Escape CSS content for JavaScript string
     */
    private escapeForJavaScript;
}
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