A medium shot, eye-level anime illustration featuring a mother and her 17-year-old daughter standing side-by-side, jointly holding a massive, ornate cake with the number "900" written on it in frosting. On the left, the mature mother has long grey hair with blunt bangs and (red ruby eyes:1.3), possessing (curled horns: 1.2) in black; she wears a dark purple collared dress with long sleeves and a light purple apron, her hands gripping the base of the cake. On the right, the daughter has long purple hair with blunt bangs and green eyes, wearing glasses and (curled horns: 1.2) in white; she is dressed in a blue frilled dress with long sleeves and a white ascot, supporting the other side of the cake. They are positioned centrally against a dreamy gradient pink starry background filled with twinkling glimmers. The visual style is a high-quality anime aesthetic with soft, warm lighting, a pastel-dominated color palette, and a joyful, celebratory atmosphere.
