Anima-Yumi style Multiple versions

serene anime-style, young girl, long pink hair, pigtails, heterochromatic eyes, blue and golden, mystical appearance, soft halo-like aura, ethereal quality, school uniform, light blue blouse, blue ribbon, dark plaid skirt, relaxed posture, concrete surface, calm water, ???? feet, gentle ripples, soft lighting, dreamy atmosphere, pastel hues, tranquil mood, delicate shadows, emphasizing depth, minimalistic background, character focus, peaceful interaction, artists signature, bottom-left corner