あるフラクタル構造風の廃墟の都市と、人間はいなくなったが在り続ける山々

extremely detailed background, meticulously rendered environment with abundant fine details, highly intricate elements throughout the entire scene, complex and rich textures in every visible part, ultra precise linework and shading on all background objects, colossal urban structure, megastructure, dilapidated and abandoned layers, monochrome colors, buildings filling an incredibly vast space, inorganic, depicted with faded lines, 1girl walks (drawn small to emphasize the immense size of the buildings), fantasy_double_exposure, prominent double exposure silhouette, layered internal fantasy world, integrated fantasy imagery within silhouette, elegant side profile silhouette, strong double exposure effect, symbolic internal composition, watercolor collage, white negative space, clean white background, ornate fantasy poster, high-contrast silhouette separation, overall background is a detailed Himalayan sky and mountain landscape.