import { CSSResult } from 'lit';
import { ControlGroup } from '../forms';
/**
 * @element nve-radio-group
 * @description Groups related radio buttons together with a shared label and validation messaging for single-select form inputs.
 * @since 0.3.0
 * @entrypoint \@nvidia-elements/core/radio
 * @aria https://www.w3.org/WAI/ARIA/apg/patterns/radio/
 */
export declare class RadioGroup extends ControlGroup {
    static styles: CSSResult[];
    static readonly metadata: {
        tag: string;
        version: string;
        children: string[];
    };
}