/**
 * Keyboard Humanization Module
 * Simulates realistic keyboard behavior for 2024-2025
 *
 * Features:
 * - Variable keystroke timing (faster for common patterns)
 * - Realistic key press/release timing gaps
 * - Shift key timing consistency
 * - Tab/Enter key natural delays
 * - CDP-level typing enhancement
 */
/**
 * Keyboard timing configuration
 */
interface KeyboardConfig {
    /** Base delay between keystrokes in ms */
    baseDelay: number;
    /** Variance in delay (±ms) */
    delayVariance: number;
    /** Delay between key press and release in ms */
    pressReleaseDelay: number;
    /** Extra delay for special keys (Enter, Tab) */
    specialKeyDelay: number;
    /** Delay when using shift key */
    shiftDelay: number;
}
/**
 * Generate human-like typing delays for a string
 */
export declare const generateTypingDelays: (text: string, config?: Partial<KeyboardConfig>) => number[];
/**
 * Create a script that enhances keyboard events in the browser
 */
export declare const createKeyboardHumanizationScript: () => string;
/**
 * CDP-level keyboard typing helper
 * Returns an async function that types text with human-like delays
 */
export declare const createHumanTypingFunction: (client: unknown, config?: Partial<KeyboardConfig>) => Promise<(text: string) => Promise<void>>;
/**
 * Setup keyboard humanization at CDP level
 */
export declare const setupKeyboardHumanization: (client: unknown) => Promise<void>;
export {};
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