A hyperdetailed and photorealistic depiction of a garden snail with an extraordinary stained glass shell. The shell features intricate patterns in vibrant hues of red, blue, green, and yellow, reminiscent of cathedral stained glass, glowing softly from within. The snail is perched delicately on a dewy leaf, with tiny water droplets reflecting its radiant glow. The surrounding garden is lush and serene, bathed in soft natural light, enhancing the magical and otherworldly quality of the glowing shell. The composition captures the delicate textures of the snail's body and the intricate beauty of the stained glass shell, creating a harmonious blend of realism and fantasy.