arctic treehouse hotel, Rovaniemi, Finland, luxury accommodation, wooden structure, panoramic windows, snow-covered trees, aurora borealis, twilight ambiance, warm interior lighting, modern Scandinavian design, fur blankets, fireplace, minimalist furniture, reindeer motifs, glass igloo, forested hillside, winter wonderland, soft snowfall, serene, tranquil environment, dusk light, wide-angle shot, high-quality textures, detailed environment, reflective surfaces, cozy atmosphere.