import React, { ElementType, CSSProperties } from 'react';
import { PolymorphicPropsWithoutRef } from 'react-polymorphic-types';
import { ResponsiveValue } from 'styled-system';
import { SystemProps } from "../../../lib";
declare const StackDefaultElement = "div";
declare type CSS = CSSProperties;
declare type CustomProps = SystemProps & {
    space: ResponsiveValue<CSS['margin']>;
    role?: string;
    flexDirection?: ResponsiveValue<CSS['flexDirection']>;
};
declare type StackProps<AsElement extends ElementType = typeof StackDefaultElement> = PolymorphicPropsWithoutRef<CustomProps, AsElement>;
export declare const Stack: <AsElement extends React.ElementType<any> = "div">({ space, flexDirection, role, ...rest }: StackProps<AsElement>) => JSX.Element;
export {};