Mountainous penthouse, lush green roofing, verdant vegetation, natural stone walls, wooden accents, modern architecture, large windows, glass railings, snow-capped peaks, misty mornings, soft warm lighting, shallow depth of field, 3/4 composition, panoramic view, realistic textures, ambient occlusion, eco-friendly materials, innovative drainage systems, waterproof membranes, insulation layers, energy-efficient design, sustainable living solutions, minimal environmental impact.