Ballroom Waltz Dancing Ball Gown

medium shot of a girl in a flowing midnight-blue ball gown dancing gracefully in a grand ballroom, her body swaying continuously side to side with elegant waltz movements that never stop, she has upswept honey-blonde hair with loose curls framing her face and bright blue eyes, one arm extended gracefully while the other holds her billowing skirt outward, an enormous crystal chandelier above casting thousands of tiny light reflections on her face, polished marble floor reflecting her dancing figure beneath her, tall arched windows in the background showing a starry night sky, her gown rippling and flowing with each continuous dance movement creating waves of dark blue fabric. static medium shot capturing her continuous dance movements. art nouveau style, flowing organic curves, ornate decorative borders, muted gold and jewel tones. smooth and fluid continuous motion throughout the entire 10-second video, never reversing direction, always progressing forward, temporally consistent animation, consistent character identity, beautiful detailed anime face, sharp facial features, symmetrical eyes, masterpiece, best quality, highly detailed anime, sustained natural movement, no flickering, no static frames