Smartphone, mobile device, sleek design, metallic material, glass screen, rounded edges, charging port, volume buttons, power button, selfie camera, main camera, flash, antenna lines, iOS or Android system, colorful wallpaper, 3D icons, notification shade, virtual keyboard, chat app, social media, trendy teenager, casual wear, jeans, sneakers, holding phone, sitting on couch, modern living room, city view from window, morning sunlight, soft focus, shallow depth of field, cinematic composition.