iPhone with vibrant gradient wallpaper displayed on metallic surface.

3D-rendered smartphone presentation featuring iOS interface with approximately 16 app icons arranged in grid layout across multicolor gradient wallpaper transitioning through red, orange, yellow, cyan, and blue color bands. Device positioned at oblique angle on brushed metallic surface with dramatic lighting and shadow. Screen contains recognizable system icons including Camera, Notes, Weather, Stocks, Reminders, Settings, Calculator, Maps, and additional utilities. Notch visible at top screen edge characteristic of modern iPhone design. Professional product visualization demonstrating interface density and aesthetic wallpaper composition.