export declare const POPUP_OPEN_POSITIONS: readonly ["bottom-left", "bottom-right", "top-left", "top-right"];
export type PopupOpenPosition = (typeof POPUP_OPEN_POSITIONS)[number];
export declare function isPopupOpenPosition(value?: string): value is PopupOpenPosition;
export declare function setDefaultPopupOpenPosition(position?: string): void;
/** Explicit `open({ position })` wins; otherwise uses the configured default. */
export declare function resolvePopupOpenPosition(explicit?: string): PopupOpenPosition | undefined;