import { LitElement, PropertyValues } from 'lit';
import type { FormLayout } from '../utils/interfaces.js';
/**
 * Form
 *
 * ```typescript
 * import '@blueprintui/components/include/forms.js';
 * ```
 *
 * ```html
 * <bp-form-group layout="horizontal">
 *   <bp-input>
 *     <label>Test</label>
 *     <input type="text" />
 *   </bp-input>
 *
 *   <bp-input>
 *     <label>Test</label>
 *     <input type="text" />
 *   </bp-input>
 * </bp-form-group>
 * ```
 *
 * @element bp-form-group
 * @since 1.0.0
 * @slot - For projecting input fields
 * @cssprop --label-width
 */
export declare class BpFormGroup extends LitElement {
    #private;
    /** @type {horizontal | horizontal-inline | vertical | vertical-inline | compact} */
    accessor layout: FormLayout;
    static styles: CSSStyleSheet[];
    render(): import("lit").TemplateResult<1>;
    firstUpdated(props: PropertyValues<this>): Promise<void>;
    updated(props: PropertyValues<this>): void;
    disconnectedCallback(): void;
}