Arafed woman with blue hair sitting on a blue ball

(8K, best quality, master piece: 1.2), super high resolution, 1 girl,16yo,ultra-detailed face, detailed eyes,light blue hair,twintails,blunt bangs,black eyes,smile,barefoot、Sitting on a stability ball with legs apart,Body-fitting sport bra and shorts,pants,Professional Lighting,Engage your audience,Dynamic Angle,gym

worst quality, low quality, bad anatomy, bad hands, bad body, missing fingers, extra digit, fewer digits