import type { MasterDetailProp } from "../../props/components/layout.prop.js";
export type MasterDetailProps = MasterDetailProp;
/**
 * Token-owned master-detail composition: a selectable collection beside the detail surface it
 * drives. Either way `master` comes first in DOM order, so below the threshold the regions stack
 * list-then-detail.
 */
export declare function MasterDetail({ master, mobilePane, detailBack, children, rail, railWidth, masterViewport, collapseBelow, masterLabel, detailLabel, detailId, }: MasterDetailProps): import("react").JSX.Element;