export type ProgressBarStatus = "default" | "success" | "warning" | "error";
/** Frozen contract for apps still on the quantity variant. */
export declare const DEFAULT_WARNING_THRESHOLD = 0.8;
export interface DateProgressState {
    value: number;
    status: ProgressBarStatus;
    remainingDays: number;
    overdueDays: number;
    elapsedDays: number;
    totalDays: number;
    isOverdue: boolean;
    isDueToday: boolean;
}
export interface QuantityProgressState {
    value: number;
    status: ProgressBarStatus;
    current: number;
    total: number;
    remaining: number;
    isComplete: boolean;
    isNearComplete: boolean;
}
export declare function computeDateProgress(startDate: string | Date, endDate: string | Date, now: Date): DateProgressState;
export declare function computeQuantityProgress(current: number, total: number, warningThreshold?: number): QuantityProgressState;
/** Default Spanish copy — frozen contract for production apps. */
export declare function defaultDateLabel(state: DateProgressState): string;
export declare function defaultDateDetail(state: DateProgressState): string;
/** Default Spanish copy — frozen contract for production apps. */
export declare function defaultQuantityLabel(state: QuantityProgressState, unit: string): string;
export declare function defaultQuantityDetail(current: number, total: number, unit: string): string;