import type { Temporal } from "@js-temporal/polyfill";
type TemporalCountdownPrecision = "second" | "minute";
type TemporalCountdownOptions = {
    /**
     * The target instant to count down to.
     * Accepts a Temporal.Instant, an ISO 8601 string, or epoch milliseconds.
     */
    target: Temporal.Instant | string | number;
    /**
     * How often the remaining duration updates.
     * @default "second"
     */
    precision?: TemporalCountdownPrecision;
};
type TemporalCountdownResult = {
    /** Remaining duration until the target. Zero when the target has passed. */
    remaining: Temporal.Duration;
    /** Whether the target instant has been reached or passed. */
    done: boolean;
};
/**
 * useTemporalCountdown
 * Returns the remaining duration until a target instant, ticking at
 * the requested precision boundary. Stops automatically once the
 * target is reached.
 *
 * On the server this hook returns null so hydration remains deterministic.
 * Returns null while the Temporal polyfill is loading.
 *
 * @param options Configuration with a target instant and optional precision
 * @see https://rooks.vercel.app/docs/hooks/useTemporalCountdown
 */
declare function useTemporalCountdown(options: TemporalCountdownOptions): TemporalCountdownResult | null;
export { useTemporalCountdown };
export type { TemporalCountdownOptions, TemporalCountdownPrecision, TemporalCountdownResult, };