Original Anime Desktop Wallpaper Prompt for Image2 #365

Aspect ratio: 16:9. Desktop wallpaper. Soft pastel gradient from rose quartz to serene lavender, a single translucent floating cube at the lower left third, casting a faint shadow on the matte surface. The cube has subtle beveled edges and a slight inner glow. Background is a smooth two-color gradient with minimal noise texture. A thin golden line traces the horizon at the lower third, dividing space elegantly. Left side reserved as low-contrast negative space for icons. Diffuse ambient light. Matte finish, high detail on gradient transitions and shadow softness. No human subjects. Clean geometry, minimalist composition