Hatsune Miku in a Serene Classroom Scene

1girl, hatsune miku, vocaloid, long twin tails, pleated skirt, thigh-high stockings, turquoise hair, gentle anime girl with soft teal eyes and delicate facial features inspired by classic emotional 2000s visual novel anime aesthetics, smooth flowing aqua twin tails, modest school uniform with subtle futuristic idol details, innocent and bittersweet atmosphere, standing in a quiet empty high school hallway during sunset, warm orange sunlight pouring through large classroom windows, soft dust particles glowing in the air, minimal scenery with only a few desks and curtains moving gently from the breeze, holding sheet music close to her chest while turning back toward the viewer with a fragile nostalgic smile, relaxed posture, hair swaying softly in the evening wind, emotional yet peaceful presence, emotional anime drama visual style, soft watercolor-like lighting, warm sunset glow, cinematic depth of field, nostalgic early-2010s anime aesthetic, delicate shading, atmospheric storytelling composition, touching and melancholic mood, anime illustration, masterpiece, best quality.