/**
 * Sistema de errores tipados para MailSafePro SDK
 * Proporciona jerarquía completa de errores con información detallada
 */
export declare class MailSafeProError extends Error {
    readonly statusCode?: number;
    private _code;
    readonly details?: any;
    readonly timestamp: string;
    constructor(message: string, code: string, statusCode?: number, details?: any);
    get code(): string;
    toJSON(): Record<string, any>;
}
export declare class AuthenticationError extends MailSafeProError {
    constructor(message?: string, details?: any);
}
export declare class RateLimitError extends MailSafeProError {
    readonly retryAfter?: number;
    readonly limit?: number;
    readonly remaining?: number;
    readonly reset?: Date;
    constructor(message?: string, retryAfter?: number, details?: any);
    toJSON(): Record<string, any>;
}
export declare class ValidationError extends MailSafeProError {
    constructor(message: string, details?: any);
}
export declare class NetworkError extends MailSafeProError {
    readonly isTimeout: boolean;
    constructor(message: string, details?: any, isTimeout?: boolean);
}
export declare class APIError extends MailSafeProError {
    constructor(message: string, statusCode: number, details?: any);
}
export declare class QuotaExceededError extends MailSafeProError {
    readonly used?: number;
    readonly limit?: number;
    constructor(message?: string, details?: any);
    toJSON(): Record<string, any>;
}
export declare class ConfigurationError extends MailSafeProError {
    constructor(message: string, details?: any);
}
export declare class TimeoutError extends NetworkError {
    constructor(message?: string, details?: any);
}
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