import type React from "react";
/**
 * iOS version detection result
 * @interface IOSVersion
 */
interface IOSVersion {
    /** Whether the device is running iOS */
    isIOS: boolean;
    /** Whether the browser is Safari */
    isSafari: boolean;
    /** Major iOS version number (e.g., 26 for iOS 26) */
    majorVersion: number | null;
    /** Minor iOS version number */
    minorVersion: number | null;
    /** Whether this is iOS 26 or later with known bugs */
    hasViewportBugs: boolean;
}
/**
 * Detects iOS version and Safari browser
 * @returns {IOSVersion} iOS detection result
 */
export declare function detectIOSVersion(): IOSVersion;
/**
 * Configuration for iOS Safari fix
 * @interface IOSSafariFixConfig
 */
export interface IOSSafariFixConfig {
    /** Enable scroll-based body fix (moves scroll from window to body) */
    enableScrollFix?: boolean;
    /** Enable keyboard visibility detection */
    enableKeyboardFix?: boolean;
    /** Callback when keyboard visibility changes */
    onKeyboardVisibilityChange?: (visible: boolean) => void;
    /** Enable debug logging */
    debug?: boolean;
}
/**
 * Hook to apply iOS Safari viewport bug fixes
 *
 * @param {IOSSafariFixConfig} config - Configuration options
 * @returns {{ isKeyboardVisible: boolean; iosInfo: IOSVersion }} Hook state
 *
 * @example
 * ```tsx
 * const { isKeyboardVisible, iosInfo } = useIOSSafariFix({
 *   enableScrollFix: true,
 *   enableKeyboardFix: true,
 *   onKeyboardVisibilityChange: (visible) => console.log('Keyboard:', visible)
 * });
 * ```
 */
export declare function useIOSSafariFix(config?: IOSSafariFixConfig): {
    isKeyboardVisible: boolean;
    iosInfo: IOSVersion;
};
/**
 * Hook to force reset fixed element positioning after iOS viewport bugs
 *
 * @param {React.RefObject<HTMLElement>} elementRef - Ref to the fixed element
 * @returns {{ forceReset: () => void }} Reset function
 *
 * @example
 * ```tsx
 * const navRef = useRef<HTMLElement>(null);
 * const { forceReset } = useIOSFixedReset(navRef);
 *
 * // Call forceReset() after keyboard dismissal or scroll issues
 * ```
 */
export declare function useIOSFixedReset(elementRef: React.RefObject<HTMLElement | null>): {
    forceReset: () => void;
};
export default useIOSSafariFix;
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