masterpiece, best quality, very aesthetic, no lineart, blending, flat color, 1girl, solo, hoshimachi suisei inspired, long wavy blue hair, side ponytail, detailed blue eyes, parted lips, white serafuku, sleeves rolled up, perfect hands, open hands, arms up, beautiful fingers, blue fingernails, standing on floating star chart, looking up at constellations, ethereal glow, soft watercolor textures, flowing motion, magical atmosphere, luminous colors, fantasy art, highly detailed, deep blue nebula background.
