/**
 * i18n / locale system for @bquery/ui
 *
 * Usage:
 *   import { setLocale, t } from '@bquery/ui/i18n';
 *   setLocale({ dialog: { close: 'Schließen' } });
 *   t('dialog.close'); // → 'Schließen'
 */
import { en } from './en.js';
export { en };
export type { EnLocale } from './en.js';
/** Deep partial helper for locale overrides */
type DeepPartial<T> = {
    [K in keyof T]?: T[K] extends object ? DeepPartial<T[K]> : T[K];
};
export type BqLocale = typeof en;
export type BqLocaleOverride = DeepPartial<BqLocale>;
/**
 * Override locale strings. Merges shallowly at the top level, deeply at the second level.
 */
export declare function setLocale(overrides: BqLocaleOverride): void;
/** Restores the active locale to the default English locale. */
export declare function resetLocale(): void;
/** Returns the currently active locale object. */
export declare function getLocale(): BqLocale;
/**
 * Translate a dot-notation key, with optional template variable substitution.
 *
 * @example
 *   t('dialog.close')                        // 'Close dialog'
 *   t('input.characterCount', { count: 5, max: 100 })  // '5 of 100 characters'
 */
export declare function t(key: string, vars?: Record<string, string | number>): string;
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