Modern iOS app architecture, Swift programming language, clean code structure, modular design pattern, MVVM (Model-View-ViewModel) framework, Coordinator pattern, Router navigation, Dependency Injection, Singleton instances, Core Data storage, RESTful API integration, iPhone 13 Pro model, sleek interface, minimalistic layout, rounded corners, glassy buttons, blurred backgrounds, iOS native components, vibrant color scheme, ambient lighting, shallow depth of field, cinematic composition.