Retrofuturistic style based on the Atomic Age (mid-1940s to 1960s), featuring Googie architecture, space race optimism, atomic motifs, and sleek design.. Full body character portrait of Аня. Younger sister (младшая), joyful and expressive; bright spacesuit, visor reflecting nebula in close-up, wide smiles. Reasonable default: shoulder-length light or brown hair, child age, enthusiastic and curious.. STRICT REQUIREMENTS: Full body shot from head to feet, standing pose, facing camera, plain white or light gray background ONLY, ABSOLUTELY NO text, NO letters, NO words, NO watermarks, NO signatures anywhere in image. High quality, detailed, consistent lighting, professional character design, single character only.
