/** @typedef {keyof Z_INDEX_REGISTRY} ZIndexNamespace */
/**
 * @param {ZIndexNamespace} namespace
 */
export function getZIndex(namespace: ZIndexNamespace): number;
export function getZIndexRegistry(): {
    Tooltip: number;
    Popover: number;
    Dropdown: number;
    Modal: number;
    ControlFocus: number;
};
export type ZIndexNamespace = "Tooltip" | "Popover" | "Dropdown" | "Modal" | "ControlFocus";
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