import { type CSSProperties } from "react";
declare module "react" {
    interface CSSProperties {
        "--rmd-skeleton-placeholder-background-color"?: string;
        "--rmd-skeleton-placeholder-height"?: string | number;
        "--rmd-skeleton-placeholder-width"?: string | number;
    }
}
/**
 * @since 6.0.0
 */
export declare const skeletonPlaceholder: import("../utils/bem.js").BEMResult;
/**
 * @since 6.0.0
 */
export interface SkeletonPlaceholderRandomOptions {
    /**
     * The minimum `animation-delay` milliseconds allowed in the random generator.
     * This value should be: `0 <= minDelay < maxDelay`.
     *
     * The `animation-delay` will be generated by:
     * ```ts
     * const delay = randomInt({
     *   min: minDelay,
     *   max: maxDelay,
     * });
     *
     * return {
     *   animationDelay: `-${delay}ms`,
     * };
     * ```
     *
     * @defaultValue `0`
     */
    minDelay?: number;
    /**
     * @see {@link minDelay}
     * @defaultValue `400`
     */
    maxDelay?: number;
    /**
     * The minimum width percentage allowed in the random generator. This value
     * should be: `0 >= minPercentage < maxPercentage`.
     *
     * The `width` will be generated by:
     * ```ts
     * const width = randomInt({
     *   min: minPercentage,
     *   max: maxPercentage,
     * });
     *
     * return {
     *   width: `${width}%`,
     * };
     * ```
     * @defaultValue `40`
     */
    minPercentage?: number;
    /**
     * @see {@link minPercentage}
     * @defaultValue `85`
     */
    maxPercentage?: number;
}
/**
 * A server-only safe util to generate a random skeleton placeholder.
 *
 * @example
 * ```tsx
 * import {
 *   randomSkeletonPlaceholder,
 *   skeletonPlaceholder,
 * } from "@react-md/core/transition/skeletonPlaceholderUtils";
 * import "server-only";
 *
 * export function RandomSkeletonPlaceholder(): ReactElement {
 *   return
 *     <div
 *       style={randomSkeletonPlaceholder()}
 *       className={skeletonPlaceholder()}
 *     />
 *   );
 * }
 * ```
 * @since 6.0.0
 */
export declare function randomSkeletonPlaceholder(options?: SkeletonPlaceholderRandomOptions): CSSProperties;