function MobileBottomNav({ activeTab, onTabChange }) {
    return (
        <div className="md:hidden fixed bottom-6 right-6 z-40 flex justify-end pointer-events-none">
            <button 
                onClick={() => onTabChange('parcel_check')}
                className="pointer-events-auto bg-teal-600 hover:bg-teal-700 text-white rounded-full w-14 h-14 shadow-xl flex items-center justify-center transition-transform transform active:scale-95 border-2 border-white/20"
                title="Scan Parsel"
            >
                <div className="icon-qr-code text-2xl"></div>
            </button>
        </div>
    );
}