A far-future cylindrical confinement chamber with full 360 walls made of reinforced transparent glass panels, clean and polished, joined by vertical titanium frame seams, forming a perfectly round cell barely wider than a single person standing, interior diameter extremely tight but precise, in the center rises a single industrial metal pillar anchored to the floor, matte dark steel, unornamented and functional, at the base of the pillar, heavy metallic ankle shackles fused into the structure, symmetrical spacing, interior lighting is sterile, high-intensity LED strips recessed into the ceiling arcs, casting stark white reflections along the glass curvature, the floor is seamless bright alloy-white composite, faint micro-scuffing from cyclic use, environment atmosphere controlled, slightly humid, ultra-high-tech minimalism, sound-dampened enclosure, subtle dust motes suspended in visible light beams, engineered clarity, sci-fi architectural realism, panoramic symmetric composition,cylindrical c0nf1n3m3nt <lora:cylindrical_c0nf1n3m3nt-p:1>, Masterpiece,best quality,hi res,8k,(sharp focus, intricate, highly detailed),

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