import type { Expertise, ExpertiseContext, Outcome } from "./types.js";
/**
 * Checks if essential SEO meta tags are present in the page HTML.
 * Creates warning outcomes for missing tags.
 */
export declare class SeoExpertise implements Expertise {
    name: string;
    evaluate(context: ExpertiseContext): Outcome[];
    private extractTitle;
    private extractMetaContent;
    private checkTag;
    private checkMetaTag;
    private checkLinkTag;
    private checkMetaProperty;
    private checkTitleLength;
    private checkMetaDescriptionLength;
    private checkCanonicalTarget;
    private checkRobotsIndexability;
    private checkDescriptiveAnchors;
}
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