import type * as React from "react";
/**
 * Retrieves a nested CSS-properties object from a style source.
 *
 * @param source  - The top-level style object (e.g. `formStyle` or `fieldStyle`)
 * @param section - The section key inside the source (e.g. `'dropdown'`)
 * @param key     - The property key inside the section (e.g. `'control'`)
 * @returns A `React.CSSProperties` object, or `{}` if not found.
 */
export declare function styleFrom(source: unknown, section?: string, key?: string): React.CSSProperties;
//# sourceMappingURL=styleFrom.d.ts.map