男孩與外星人在發光全息星空下描繪圖形

The boy and alien sitting together, drawing shapes on ground, alien projecting holographic images of stars and galaxies, boy smiling in wonder, glowing lights floating around, magical atmosphere, vibrant colors, fantasy sci-fi style. Effect: cinematic lighting, ultra detailed, 4k, depth of field. Keep color tone consistent (blue/purple for alien scenes).