export interface SankeyPlotClasses {
  /** Styles applied to the root element. */
  root: string;
  /** Styles applied to the nodes container. */
  nodes: string;
  /** Styles applied to the node label container. */
  nodeLabels: string;
  /** Styles applied to the links container. */
  links: string;
  /** Styles applied to the link label container. */
  linkLabels: string;
}
export declare function getSankeyPlotUtilityClass(slot: string): string;
export declare const sankeyPlotClasses: SankeyPlotClasses;
export declare const useUtilityClasses: (ownerState: {
  classes?: Partial<SankeyPlotClasses>;
}) => Record<"nodes" | "links" | "root" | "nodeLabels" | "linkLabels", string>;