import type { FC, HTMLAttributes, ReactNode, Ref } from 'react';
export interface BannerTitleProps extends Omit<HTMLAttributes<HTMLDivElement>, 'title'> {
    ref?: Ref<HTMLParagraphElement>;
    children: ReactNode;
    /**
     * Optional inline action rendered next to the title (e.g. a BannerLink).
     * Sits on the same row and wraps below on narrow viewports.
     */
    action?: ReactNode;
    /**
     * Maximum number of lines before the message is truncated (default: 1).
     * The design budget is 2 lines; 1 line is preferred.
     */
    lineClamp?: number;
}
/**
 * Title (message) for Banner.
 *
 * Renders the primary message with medium weight, truncating with a tooltip
 * when the text overflows. By default the message is a single line; set
 * `lineClamp` (e.g. 2) to allow it to wrap and clamp to that many lines.
 * An optional inline `action` (such as a BannerLink) is rendered on the same row.
 */
export declare const BannerTitle: FC<BannerTitleProps>;