/**
 * VT Lite interaction events, pushed to the standard GTM `window.dataLayer`.
 *
 * GTM maps these to GA4 events (see VT_GA4_EVENT_MAP) and routes them to the
 * right property using the page context AEM pushes in the head (brand_id,
 * brand_name, market, site_language, page_type). Nothing brand-specific, and no
 * GA4 / GTM ids, belong in this package.
 */
export declare const VT_ANALYTICS_EVENTS: {
    readonly ctaClick: "vt_cta_click";
    readonly formStart: "vt_form_start";
    readonly formSuccess: "vt_form_success";
};
export type AnalyticsEvent = (typeof VT_ANALYTICS_EVENTS)[keyof typeof VT_ANALYTICS_EVENTS];
/** The GA4 event GTM is expected to send for each data-layer event. Documentation only. */
export declare const VT_GA4_EVENT_MAP: Record<AnalyticsEvent, string>;
export interface CtaClickParameters {
    component_name: string;
    component_variant?: string;
    component_id?: string;
    cta_id: string;
    cta_text: string;
    cta_location: string;
    /** Origin + path only; query string and hash are always stripped. */
    cta_destination?: string;
}
export interface FormParameters {
    form_id: string;
    form_name: string;
    form_type?: string;
    form_location: string;
}
export type AnalyticsParameters<E extends AnalyticsEvent = AnalyticsEvent> = E extends "vt_cta_click" ? CtaClickParameters : FormParameters;
/**
 * The only keys each event may carry. Anything else passed to
 * trackAnalyticsEvent is dropped, so a caller can't leak extra data.
 */
export declare const VT_ANALYTICS_PARAMETERS: Record<AnalyticsEvent, readonly string[]>;
/**
 * Optional analytics overrides for a CTA. Everything is derived from the markup
 * when absent; these only exist for cases where the derived value is wrong.
 */
export interface LsgCtaAnalytics {
    /** Stable id for the CTA (`cta_id`). Defaults to the element id, then a slug of the label. */
    ctaId?: string;
    /** `component_name` override. Defaults to the nearest `data-lsg-is` component. */
    component?: string;
    componentId?: string;
    /** `cta_location` override. Defaults to header/footer, then the component name. */
    location?: string;
}
/**
 * `data-analytics-*` attributes for a CTA element. AEM HTL can emit the same
 * attributes by hand.
 */
export declare function lsgCtaAnalyticsAttributes(meta?: LsgCtaAnalytics): Record<string, string>;