a black cat under a spooky tree with eerie blue lights and mist

ai generated black cat halloween decor haunted woods spooky atmosphere forest blue moonlight creepy ambiance night lights dark mysterious tones digital art eerie landscape nightscape shadows enchanted ghostly presence glowing fog 2024 background celebration themed hallowewen environment house silhouette mansion scene misty moonlit trees mystical opern scary tree shadowy figure spectral glow lighting outdoor witching hour