/**
 * Copyright Zendesk, Inc.
 *
 * Use of this source code is governed under the Apache License, Version 2.0
 * found at http://www.apache.org/licenses/LICENSE-2.0.
 */
import { FocusStylesParameters } from '../types';
export declare const SELECTOR_FOCUS_VISIBLE = "&:focus-visible";
/**
 * Garden standard `box-shadow` focus styling.
 *
 * @param {boolean} [options.condition=true] Supplies an optional condition that can be used to prevent the focus `box-shadow`
 * @param {boolean} [options.inset=false] Determines whether the `box-shadow` is inset
 * @param {string|Object} [options.hue='primaryHue'] Provides a theme object `palette` hue or `color` key, or any valid CSS color notation
 * @param {string} [options.selector=SELECTOR_FOCUS_VISIBLE] Provides a substitute `:focus-visible` pseudo-class CSS selector.
 * @param {number} [options.shade=600] Selects a shade for the given hue
 * @param {string} [options.shadowWidth='md'] Provides a theme object `shadowWidth` key for the cumulative width of the `box-shadow`
 * @param {string|Object} [options.spacerHue='background'] Provides a theme object `palette` hue or `color` key, or any valid CSS color notation
 * @param {number} [options.spacerShade=600] Selects a shade for the given `spacerHue`
 * @param {string} [options.spacerWidth='xs'] Provides a theme object `shadowWidth` for the white spacer, or `null` to remove
 * @param {Object} [options.styles] Adds CSS property values to be rendered with `:focus-visible`
 * @param {Object} options.theme Provides values used to resolve the desired color
 *
 * @returns CSS structured as follows, with `{values}` determined by the options provided:
 * ```css
 * &:focus {
 *   outline: none;
 * }
 *
 * &:focus-visible {
 *   box-shadow: 0 0 0 {1px} #fff,
 *               0 0 0 {3px} {blue};
 *   outline: {2px} solid transparent;
 *   outline-offset: {1px};
 *   // additional {styles} here...
 * }
 * ```
 */
export declare const focusStyles: ({ condition, selector, shadowWidth, spacerWidth, styles: { boxShadow, ...styles }, theme, ...options }: FocusStylesParameters) => import("styled-components").RuleSet<object>;