Hyper-realistic Physical Simulation

A transparent giant acorn-shaped capsule filled with a miniature mossy forest, misty moisture, and small bioluminescent mushrooms. The liquid conforms to the object's shape. Hyper-realistic 3D render (Unreal Engine 5 style), Minimal aesthetic, Elegant and surreal composition, Soft lighting and reflections, Volumetric glow, Whimsical design elements. Set against a blurred forest green, soft sunbeams backdrop. The content remains entirely within the boundaries of the shell, simulating light refraction due to glass thickness.