/**
 * Pure extraction of brand signals from fetched pages (M4).
 *
 * No network, no persistence, no LLM - just deterministic reading of the M2
 * {@link ExtractedPage} shapes. Competitor discovery (the one judge call) lives
 * in {@link ../competitors} and is never done here.
 */
import type { ExtractedPage } from '../fetcher/index.js';
import type { ProfileSources } from '../types.js';
/** What {@link extractSignals} pulls off the pages, with a source per field. */
export interface ExtractedSignals {
    brand: string;
    aliases: string[];
    category?: string;
    offerings?: string[];
    locale?: string;
    sources: ProfileSources;
}
/** A best-effort brand name from the domain alone (the last-resort fallback). */
export declare function brandFromDomain(domain: string): string;
/** Extract deterministic brand signals from homepage + sampled pages. */
export declare function extractSignals(domain: string, pages: ExtractedPage[]): ExtractedSignals;