a minimalist smartphone wallpaper showing a black cat almost fully hidden in darkness, with only small stylized sleepy eyes visible, bored and slightly blasé expression, simple illustrated look, soft silhouette of the cat fading into the black background, subtle fur texture kept minimal, huge negative space, very calm composition, premium quiet aesthetic, upper area clean for clock and notifications, not scary, not cute, not realistic, elegant mysterious wallpaper, no text, no extra objects, no clutter --ar 9:16 --v 8.1 --chaos 5 --stylize 90 --raw --hd
