/**
 * Logger utility for the SDK.
 * Can be used as an instance (injected per-manager) or via static
 * convenience methods that delegate to the global default instance.
 */
export declare class Logger {
    private debugMode;
    private readonly prefix;
    private static defaultInstance;
    constructor(debug?: boolean, prefix?: string);
    debug(message: string, ...args: any[]): void;
    log(message: string, ...args: any[]): void;
    warn(message: string, ...args: any[]): void;
    error(message: string, ...args: any[]): void;
    static setDebugMode(enabled: boolean): void;
    static debug(message: string, ...args: any[]): void;
    static log(message: string, ...args: any[]): void;
    static warn(message: string, ...args: any[]): void;
    static error(message: string, ...args: any[]): void;
}
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