Ultra-realistic cinematic Indian Raksha Bandhan celebration photo of a young Indian brother and sister sitting together at home. Use the uploaded reference images for both people and preserve both faces exactly with strict identity lock. Do not alter facial identity, facial features, face shape, hairstyle, skin tone, age, body proportions, or natural appearance. The brother is wearing an elegant deep royal blue embroidered kurta with white pajama, slightly curly textured black hair, neatly groomed beard, and a small red tilak on his forehead. The sister is wearing a beautiful pastel lavender traditional salwar suit with delicate golden embroidery, matching sheer dupatta, traditional jhumka earrings, bangles, and a small red bindi. Show the sister lovingly tying a decorative red-and-gold Rakhi on her brother's wrist while both look down at the Rakhi with warm, genuine smiles and a natural sibling bond. Keep the pose realistic and emotionally natural. Place a traditional puja thali in the foreground on a woo