create a beautifully rendered contemporary interior space with natural stone walls in warm earthy shades of brown use soft ambient lighting to enhance the textures of the stone incorporate natural wood accents around door frames and beams with a rich walnut finish replace the red central section with a sleek floor to ceiling glass elevator shaft featuring subtle blue tinted glass the floors should have plush light grey carpeting for a soft contrast the staircase should be constructed of polished hardwood with a smooth light brown finish include modern minimalistic light fixtures on the ceiling in a matte white color casting a warm and inviting glow add a large framed painting with warm golden hues on the far right wall to enhance the cozy atmosphere overall aim for a sophisticated and luxurious vibe merging natural elements with modern design architecture