import { CSSResultArray, PropertyValues, TemplateResult } from 'lit';
import { LuzmoElement } from '../../utils/base';
export type SuggestionVariants = 'default' | 'prompt';
export declare const validSuggestionVariants: SuggestionVariants[];
declare const LuzmoSuggestion_base: typeof LuzmoElement & {
    new (...args: any[]): import("../../utils/observe-slot-text").SlotTextObservingInterface;
    prototype: import("../../utils/observe-slot-text").SlotTextObservingInterface;
};
/**
 * @element luzmo-suggestion
 *
 * A clickable pill used to surface a single suggestion - typically a suggested
 * dataset, prompt, or follow-up question above a chat input. The host element
 * behaves like a button: it is focusable and activates on click, Enter, or
 * Space.
 *
 * @slot - text label of the suggestion
 * @slot icon - an icon element to display before the label
 *
 * @cssprop --luzmo-suggestion-background-color
 * @cssprop --luzmo-suggestion-border-color
 * @cssprop --luzmo-suggestion-content-color
 * @cssprop --luzmo-suggestion-border-radius
 * @cssprop --luzmo-suggestion-padding-inline
 * @cssprop --luzmo-suggestion-padding-block
 * @cssprop --luzmo-suggestion-font-size
 * @cssprop --luzmo-suggestion-icon-size
 */
export declare class LuzmoSuggestion extends LuzmoSuggestion_base {
    static get styles(): CSSResultArray;
    private _variant;
    get variant(): SuggestionVariants;
    set variant(variant: SuggestionVariants);
    disabled: boolean;
    constructor();
    private handleClickCapture;
    private handleKeydown;
    private handleIconSlotChange;
    protected get hasLabel(): boolean;
    protected render(): TemplateResult;
    protected firstUpdated(changes: PropertyValues): void;
    protected updated(changes: PropertyValues): void;
    private updateTabindex;
}
export {};