dreamlike twilight forest with silhouettes of trees and soft purple and pink hues, blending serene ambiance and mystical beauty

twilight forest silhouettes purple hues mystical beauty serene ambiance dreamlike scene ethereal illustration soft light pastel tones tranquil nature artistic abstraction enchanting visual serenity colorful dusk layered atmospheric art lighting premium wallpaper glowing trees peaceful gradient shades dreamscape ambient whimsical abstract scenery dynamic backdrop surreal