empty background, school hallway image, showing only the hallway, dreamy, ethereal, painterly anime, luminous glow, impressionistic background, whimsical, bloom, delicate lineart, best quality, Clean, hard-edged anime style with firm, confident linework and structured anatomy. Colors are controlled and slightly muted, with realistic lighting and subtle gradients. The look feels polished and modern, carrying a Korean illustration influence—cool, refined, and emotionally restrained.
