import { default as React } from 'react';
export declare const HEADER_VARIANT: readonly ["full", "main"];
export type HeaderVariant = (typeof HEADER_VARIANT)[number];
/** Props for any “slot” component */
export interface SlotProps {
    children: React.ReactNode;
    className?: string;
}
/** Props for slot component with optional children */
export interface OptionalSlotProps extends Omit<SlotProps, 'children'> {
    children?: React.ReactNode;
}
/** ========== Recursive check util (TS-friendly) ========== */
export declare const checkIfChildExists: (children: React.ReactNode, target: React.ComponentType<any>, shouldSearchNested?: boolean) => boolean;
export declare const validateHeaderChildren: ({ hasBrandArea, hasPrimaryArea, hasSecondaryArea, }: {
    hasBrandArea: boolean;
    hasPrimaryArea: boolean;
    hasSecondaryArea: boolean;
}) => void;