mono-color

1{2  "schema_version": 1,3  "selection": {4    "contemporary_effect_count": [0, 2],5    "material_effect_count": [2, 3],6    "seed_strategy": "stable hash of subject, exact text, palette, and layout",7    "preserve_across_retries": true8  },9  "effects": [10    {11      "id": "imperfection_ink_density",12      "name": "Uneven ink density",13      "range_percent": [6, 12],14      "applies_to": ["image plate", "large display type", "solid shape"]15    },16    {17      "id": "imperfection_dry_edge",18      "name": "Dry-ink edge breakup",19      "range_percent": [1, 4],20      "applies_to": ["large display type", "image silhouette", "solid shape"]21    },22    {23      "id": "imperfection_halftone_drift",24      "name": "Halftone density drift",25      "range_percent": [5, 10],26      "applies_to": ["screened image", "halftone field"]27    },28    {29      "id": "imperfection_registration_drift",30      "name": "Registration drift",31      "range_mm": [1, 3],32      "applies_to": ["two-ink plate", "one-ink second impression"]33    },34    {35      "id": "imperfection_broken_gesture",36      "name": "Broken manual gesture",37      "gap_percent": [4, 12],38      "applies_to": ["loop", "underline", "arrow", "ruled gesture"]39    }40  ],41  "guardrails": [42    "Never alter supplied wording or factual information.",43    "Never move the dominant object, headline anchor, or core grid.",44    "Never reduce display-text readability below thumbnail scale.",45    "Never create an additional ink color.",46    "Apply registration drift only to image or display plates, never microcopy."47  ]48}49