/**
 * Copyright Aquera Inc 2023
 *
 * This source code is licensed under the BSD-3-Clause license found in the
 * LICENSE file in the root directory of this source tree.
 */
/**
 * The app shell's utility-control recipe, shared by the shell, the panel and the nav toggle.
 * Restyles a `.utility-control` nile-button from its 38px ghost chip to a bare glyph via ::part,
 * sized to --nile-app-shell-utility-size with a 32px fallback for mounting outside a shell.
 */
export declare const utilityControlStyles: import("lit").CSSResult;