import { Transform } from 'style-dictionary/types';
export interface DurationTokenValue {
    value: number;
    unit: 'ms' | 's';
}
export declare const durationValueTransformer: (tokenValue: DurationTokenValue) => string;
/**
 * durationToCss
 * @description convert duration tokens to CSS-compatible format, preserving original units
 */
export declare const durationCss: Transform;