import { RefObject } from 'react';
import { StepperV2Step } from '../stepperV2.types';
import { StepperV2TokensType } from '../stepperV2.tokens';
type StepsVerticalSubstepRailsProps = {
    step: StepperV2Step;
    isLast: boolean;
    isExpanded: boolean;
    stepperTokens: StepperV2TokensType;
    verticalLineRef: RefObject<HTMLDivElement | null>;
};
export declare function StepsVerticalSubstepRails({ step, isLast, isExpanded, stepperTokens, verticalLineRef, }: StepsVerticalSubstepRailsProps): import("react/jsx-runtime").JSX.Element | null;
export {};