Mecha Girl With Rail Cannon In Derelict Sea City At Dusk

A young adult mecha pilot, pale skin smudged with soot and salt spray, sharp amber eyes with glowing HUD reticles, waist-length ash-white hair tied in a high ponytail whipping violently in strong sea wind, matte gunmetal exoskeleton armor plating covering her shoulders, forearms and shins, exposed hydraulic pistons visible at all joints, chest rig fitted with glowing cyan coolant lines, oversized oil-stained hangar jacket half slipping off one shoulder, massive heavy rail cannon resting steadily on her right shoulder, dog tags and a frayed red ribbon tied at her collar. She stands off-center to the left on the rusted edge of a tilted steel platform jutting out over choppy dark open water, weight shifted fully onto one leg, left hand gripping the cannon strap tightly, head turned slightly toward the camera with a quiet, defiant stare, steam venting gently from back thrusters, the pilot's ponytail and jacket fabric streaming fully sideways in the salt-laden gale. Background: vast derelict sunken sea-city at golden dusk, colossal megastructures of unknown origin rising from the ocean in staggered dark silhouettes, bone-white monolithic towers fused with barnacle-crusted steel, cyclopean ring-shaped constructs canted at broken uneven angles, rusted skeletal gantries threaded with frayed dead cables, dark rolling swells crashing between the support pylons, half-swallowed shipwrecks littered at the base of the structures, thick cool sea fog clinging to the lower foundations while upper spires pierce into a bruised purple-pink dusk sky, scattered faint emergency lights blinking high in the towers like distant glowing eyes. Lighting: moody low-key cinematic lighting, cold teal ambient glow cast from the overcast dusk sky, warm amber sodium light leaking from a distant derelict structure on the camera right, hard backlight from a low hidden sun behind the towers carving crisp edge light around her silhouette, volumetric god rays cutting through fine sea mist, wet specular highlights glistening on her damp armor plating. Technical specifications: shot on 35mm anamorphic lens, slight low angle looking up past her shoulder toward the distant megastructures, medium-wide shot composition, shallow depth of field with foreground rusted platform edges in soft focus, subtle horizontal lens flares, fine atmospheric haze compressing distant megastructures into layered silhouettes, cinematic anime key visual style, painterly digital illustration with clean crisp line art, desaturated oceanic color palette of teal, bone-white and rust orange accented with small pops of warm glowing lights, subtle film grain overlay, high-contrast editorial poster aesthetic, no unwanted text, no watermarks, 16:9 aspect ratio.