River Desktop Wallpaper Prompt for Image2

Aspect ratio: 16:9. AMOLED black minimalist mobile wallpaper. Pure black negative space dominates, with a single thin metallic ribbon floating in the center-right, slightly curved, emitting a soft cyan edge glow. Surrounding faint cyan particles drift slowly. The ribbon has a brushed metal texture with subtle reflections. No person, no text, no logo. Deep black background with low brightness to preserve OLED black levels. Clean composition with breathing space on the left for icons. Cinematic lighting with a soft rim light on the ribbon. High quality, ultra-detailed, sharp focus, 8k