import { NativeElement } from '@nonoun/native-core';
/**
 * Coordinated pane group with resize between children.
 * Hit-tests pointer position against pane boundaries — no handle elements.
 * Accent bar renders via ::after on the hovered pane (data-edge-near / data-edge-active).
 *
 * @attr {'horizontal'|'vertical'} orientation - Layout direction (default: horizontal)
 */
export declare class NPaneGroup extends NativeElement {
    #private;
    static observedAttributes: string[];
    get orientation(): 'horizontal' | 'vertical';
    setup(): void;
    teardown(): void;
    attributeChangedCallback(name: string, _old: string | null, _val: string | null): void;
}
//# sourceMappingURL=pane-group-element.d.ts.map