export type IconStyle = {
    fill?: boolean;
    weight?: 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900;
    grad?: -25 | 0 | 200;
    opticalSize?: 20 | 24 | 40 | 48;
};
export declare function useIconStyles({ fill, weight, grad, opticalSize }: IconStyle): void;