import { LitElement } from 'lit';
declare const NrLayoutElement_base: (new (...args: any[]) => import("@nuralyui/common/mixins").DependencyAware) & (new (...args: any[]) => import("@nuralyui/common/mixins").ThemeAware) & (new (...args: any[]) => import("@nuralyui/common/mixins").EventHandlerCapable) & (new (...args: any[]) => import("packages/common/src/shared/base-mixin.js").LightDomContent) & typeof LitElement;
/**
 * # Layout Component
 *
 * The layout wrapper component that provides the base structure for a page layout.
 * Can contain Header, Sider, Content, Footer, or nested Layout components.
 *
 * @element nr-layout
 *
 * @slot - Default slot for layout children (Header, Sider, Content, Footer, or nested Layout)
 *
 * @example
 * ```html
 * <nr-layout>
 *   <nr-header>Header</nr-header>
 *   <nr-content>Content</nr-content>
 *   <nr-footer>Footer</nr-footer>
 * </nr-layout>
 * ```
 *
 * @csspart layout - The root div wrapping all slotted layout children
 */
export declare class NrLayoutElement extends NrLayoutElement_base {
    static styles: import("lit").CSSResult;
    static useShadowDom: boolean;
    /**
     * Whether the layout contains a Sider component.
     * When true, the layout uses horizontal flex direction.
     * Automatically detected from slotted content.
     */
    hasSider: boolean;
    connectedCallback(): void;
    updated(changedProperties: Map<string, unknown>): void;
    /**
     * Detects if the layout has a Sider component as a direct child
     */
    private detectSider;
    render(): import("lit-html").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'nr-layout': NrLayoutElement;
    }
}
export {};
//# sourceMappingURL=layout.component.d.ts.map