/**
 * A compiled stylesheet in the serialized form `@angular/ssr` reads from the
 * app manifest's `criticalCssPlans`.
 */
export type CriticalCssPlan = unknown[];
export interface BeastiesCompiler {
    compileSheet(css: string, options: {
        href: string;
    }): unknown;
    encodePlan(sheet: unknown): CriticalCssPlan;
}
export interface BeastiesRuntime {
    createProcessor(plans: CriticalCssPlan[], options: {
        preload: 'media-script';
        preloadFonts: boolean;
        inlineFonts: boolean;
        noscriptFallback: boolean;
        cache: boolean;
        logger: {
            warn: (message: string) => void;
        };
    }): {
        process(html: string, options: {
            nonce: string | undefined;
        }): string;
    };
}
/**
 * Loads an entry point of the beasties copy `@angular/build` (>= 22.2)
 * depends on, so the plans compiled at build time and the runtime applying
 * them during prerendering come from the same version.
 */
export declare function loadAngularBuildBeasties(entryPoint: 'compiler'): Promise<BeastiesCompiler>;
export declare function loadAngularBuildBeasties(entryPoint: 'runtime'): Promise<BeastiesRuntime>;
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