anime style, koikatsu club, school setting, uniform, female character, youthful, short skirt, thigh-high socks, pleated skirt, blazer, ribbon tie, long hair, side ponytail, bright eyes, smiling, standing pose, indoor, classroom, wooden desks, chalkboard, windows with sunlight, soft lighting, vibrant colors, 3/4 view, medium shot, high detail, clean lines, pastel palette, ambient occlusion.