Smartphone displaying vibrant gradient wallpaper with app icons

Black smartphone rendered against soft bokeh background displays lock screen interface with 12:8 digital time display and play icon button centered on screen. Vibrant pink-to-blue gradient wallpaper composed of abstract paint-like textures dominates display. Bottom dock shows five app icons labeled Calling, Breeze, Email, Kapp, and Stocks with distinct color coding. Image demonstrates mobile device UI design and color gradient aesthetics using photorealistic rendering technique with shallow depth-of-field blur effect.