export interface ComputedTokenReading {
    token: string;
    mode: string;
    computed: string;
}
export interface RenderMeta {
    chromiumVersion: string;
    skippedNonCanonicalizable: number;
    error?: string;
    /** axe-core version injected during the runtime-axe sub-stage (render mode + Storybook). */
    axeVersion?: string;
    /** Number of Storybook stories successfully probed by axe. */
    storiesProbed?: number;
}
/** Thrown when Playwright/Chromium is not installed; caller skips render cleanly. */
export declare class RenderUnavailableError extends Error {
    constructor(message: string);
}