GPT Image 2.0 プロンプト - アシッドイエローの明暗単語習作

{ "style_name": "Single Word Studies", "style_slug": "acid-yellow-bracket-chiaroscuro", "canvas": "4:5 portrait, near-black textured plaster or canvas backdrop #0C0C0B, heavy vignette, soft falloff from upper center", "color": { "field": "#0C0C0B — matte black with visible surface grain, never flat digital black", "accent": "acid yellow / chartreuse #E4F026 — the ONLY saturated color in the frame", "subject_warmth": "skin, aged wood, wet clay, lamp flame, orchid cream — low-saturation warm tones, nothing else", "rule": "two temperatures only: acid yellow ink and warm chiaroscuro light on black" }, "typography": { "word": "one verb or participle, bold grotesque, ALL CAPS, acid yellow, centered in the upper third, tight tracking", "frame": "a thin acid-yellow rectangle around the word; one edge is BROKEN with a centered gap; verticals overshoot the horizontals slightly like crop marks", "glyph": "a single hairline mark sitting in the gap — sine wave / four-point star / trefoil / circle-with-stroke; chosen to describe the subject, never decorative", "caption": "one line of small, widely letterspaced acid-yellow caps at the bottom edge — a place and a number (ROOM 03 / TAKE 07 · WORKSHOP 12 · SPECIMEN 07 · NIGHT STUDIO 04)", "lockup_ratio": "word cap-height ≈ 40% of frame height; side padding ≈ one cap-height — keep this constant so every poster reads as one system" }, "photography": { "lighting": "single soft key from front-upper-left, Rembrandt falloff, no fill; background lit only by spill", "subject": "one person mid-craft or one object on a plain surface, centered, occupying the lower 45–55% of the frame, shoulders and below dissolving into black", "gaze": "always downward at the work — never at the camera", "detail": "the tool or object is the sharpest thing in the frame" }, "design_rules": [ "the word and the subject never touch — a wide band of empty black separates them", "one accent color, one light source, one subject; no second element anywhere", "the broken edge may be top or bottom, but only one edge breaks", "the caption is a location and an index, never a slogan" ], "swap_variables": { "subject": "cellist / lamp keeper / orchid / potter", "word": "RESONATE / STEADY / UNFOLD / FORMED", "glyph": "sine wave / four-point star / trefoil / circle-with-stroke", "caption": "ROOM 03 / TAKE 07 · WORKSHOP 12 · SPECIMEN 07 · NIGHT STUDIO 04", "broken_edge": "bottom (default) / top" } }