3D textured phone screen with the glass of an iPhone, the front is white and black, the background color from top right to left is a gradient of purple, blue, orange, yellow, red, and green. The glass screen has a light reflection, and a thin black frame around it. The entire display should be visible from the side of your smartphone, with a transparent or frosted glass texture. On one edge, there will also be some blank space for adding text or other design elements. --ar 35:54

A sleek, modern smartphone featuring a vibrant gradient lock screen displayed on a minimalistic white background, epitomizing contemporary tech design.