Luxurious mountainous penthouse, breathtaking panoramic views, snow-capped peaks, lush greenery, verdant roofs, eco-friendly architecture, sustainable building materials, modern minimalist design, floor-to-ceiling windows, sliding glass doors, natural stone walls, wooden accents, cozy fireplaces, plush furnishings, serene ambiance, warm soft lighting, shallow depth of field, 3/4 composition, realistic textures, ambient occlusion.