Mannequin de couture avant-gardiste marchant sur un toit urbain

masterpiece, best quality, intricate details, wallpaper, engine, 8k, 4k, artwork, high‑end fashion photography, photorealistic; Subject: model in avant‑garde couture gown, elegant posture; Pose: full‑body, dynamic stride, flowing fabric trailing, confident gaze to camera; Composition: wide frame, low angle, leading lines, negative space to right; Lighting: studio key softbox from front, strong rim light for separation, subtle fill reflector, high contrast; Background: minimalist urban rooftop at dusk, skyline bokeh, subtle haze; Clothing and Accessories: sculptural gown with metallic embroidery, sheer panels, statement heels, geometric jewelry; Textures: fabric weave, metallic thread shimmer, skin microtexture, polished metal; Mood and Palette: cool steel blues with warm skin tones; Details: wind motion in fabric, hair flyaways, specular highlights on jewelry; Postprocessing: high clarity, film grain, dodge and burn;