export interface DrawerNavGroupClasses {
    /** Class name applied to the root element. */
    root: string;
    /** Class name applied to the header element. */
    header: string;
    /** Class name applied to the root element if `expanded=true`. */
    expanded: string;
    /** Class name applied to the root element if `expanded=false`. */
    collapsed: string;
}
export type DrawerNavGroupClassKey = keyof DrawerNavGroupClasses;
export declare function getDrawerNavGroupUtilityClass(slot: string): string;
declare const DrawerNavGroupClasses: DrawerNavGroupClasses;
export default DrawerNavGroupClasses;