use the existing room geometry and dimensions from the uploaded image model create a fully designed modern children s bedroom interior for two kids sharing the room one 12 year old girl and one 8 year old boy keep all existing walls windows doors ceiling height and room proportions unchanged design a functional and elegant shared bedroom with clearly defined personal zones for each child while maintaining a harmonious overall aesthetic include two separate beds or a stylish bunk loft solution if space efficient individual desks for studying wardrobe storage solutions shelves for books and toys soft ambient lighting cozy textiles and modern decor style contemporary warm minimalist scandinavian modern with premium details use neutral base tones light oak beige soft white warm gray with subtle personalized accents slightly more mature and elegant touches for the girl s side playful but modern accents for the boy s side the room should feel sophisticated organized bright and realistic not overly childish maximize storage and functionality for a shared room add modern led lighting details and natural textures photorealistic architectural interior visualization high end apartment design realistic materials soft daylight