{
  "spec_version": "1.0.0",
  "document_type": "visual_style_protocol",
  "style_id": "style.minimal_academic.v1",
  "display_name": "Minimal Academic (Bulgarian Education)",
  "updated_at": "2026-02-04T15:42:05Z",
  "compatibility": {
    "intended_use": [
      "presentation_slides",
      "infographics"
    ],
    "render_modes": [
      "clean_vector",
      "flat_design",
      "minimal_ui"
    ],
    "constraints": [
      "high_readability",
      "low_visual_noise"
    ]
  },
  "controls": {
    "color": {
      "palette_mode": "limited_palette",
      "palette_hex": [
        "#111111",
        "#FFFFFF",
        "#F2F4F7",
        "#1F6FEB"
      ],
      "accent": {
        "accent_hex": "#1F6FEB",
        "accent_count_max": 1,
        "accent_coverage_max_pct": 12.0,
        "accent_allowed_targets": [
          "headings",
          "icons",
          "key_numbers",
          "callouts"
        ]
      },
      "contrast_target": "high",
      "saturation_cap": 0.35,
      "background": "light"
    },
    "lighting": {
      "lighting_style": "flat_even",
      "shadows": {
        "allow": true,
        "intensity": 0.1,
        "blur": 0.3
      },
      "glow": {
        "allow": false
      },
      "mood": "neutral_professional"
    },
    "composition": {
      "layout_system": "grid_12",
      "alignment": "strict",
      "whitespace_ratio": 0.4,
      "hierarchy": {
        "title_prominence": "high",
        "body_prominence": "medium",
        "caption_prominence": "low"
      },
      "icon_style": "simple_line_icons",
      "chart_style": "minimal_axes"
    },
    "subject": {
      "human_figures": {
        "allow": true,
        "style": "simplified",
        "detail_level": "low"
      },
      "faces_detail": "minimal",
      "objects": {
        "style": "flat_clean",
        "edge_sharpness": 0.65
      }
    },
    "setting": {
      "background_complexity": "low",
      "allowed_backgrounds": [
        "plain",
        "soft_gradient_light",
        "subtle_texture_paper"
      ],
      "forbidden_backgrounds": [
        "busy_photos",
        "heavy_patterns"
      ]
    }
  },
  "generation": {
    "keep": [
      "high readability",
      "strong typographic hierarchy",
      "grid alignment",
      "generous whitespace",
      "single accent color usage",
      "minimal iconography",
      "clean diagrams"
    ],
    "avoid": [
      "overdecorative elements",
      "too many colors",
      "busy backgrounds",
      "tiny text blocks",
      "excessive shadows",
      "neon or cyber aesthetics"
    ],
    "negatives": [
      "neon",
      "glow",
      "busy background",
      "heavy texture",
      "3D render",
      "lens flare",
      "colorful confetti",
      "comic style",
      "handwritten fonts"
    ],
    "defaults": {
      "style_strength": 0.7,
      "detail_level": 0.55,
      "grain": 0.0,
      "vignette": 0.0
    }
  },
  "assertions": [
    {
      "id": "ma1_single_accent",
      "type": "hard",
      "rule": "controls.color.accent.accent_count_max <= 1"
    },
    {
      "id": "ma2_readability",
      "type": "soft",
      "rule": "contrast_target == 'high' AND background == 'light'"
    },
    {
      "id": "ma3_whitespace",
      "type": "soft",
      "rule": "controls.composition.whitespace_ratio >= 0.30"
    }
  ]
}