{
  "$schema": "boyang.vi.tokens/v1",
  "brand": {
    "zh": "伯阳AI",
    "en": "BoyangAI",
    "mark": "印中册（印框 + 六简 + 双绳）",
    "grid_u": "64u（viewBox 0 0 64 64，1u=边长/64）"
  },
  "color": {
    "cinnabar": {
      "hex": "#C8362B",
      "role": "印朱（印面，白文朱印底）",
      "wcag_vs_paper": 4.36
    },
    "ink": {
      "hex": "#14161C",
      "role": "主墨（正形，明底）",
      "wcag_vs_paper": 15.08
    },
    "paper": {
      "hex": "#F1EAD9",
      "role": "纸白/米白（反白件正形，暗底）",
      "wcag_vs_paper": 1.0
    },
    "slate": {
      "hex": "#5A5F6B",
      "role": "灰蓝（字标副标/说明）",
      "wcag_vs_paper": 5.33
    }
  },
  "color_ui": {
    "accent_web": {
      "hex": "#C00019",
      "role": "站内强调红（历史值，与印朱并存待并轨）",
      "wcag_vs_paper": 5.38
    },
    "bg_dark": {
      "hex": "#0D1117",
      "role": "暗色 UI 底",
      "wcag_vs_paper": 15.78
    },
    "text_dark": {
      "hex": "#E6EDF3",
      "role": "暗色 UI 文字",
      "wcag_vs_paper": 1.01
    }
  },
  "geometry_u": {
    "frame": {
      "viewBox": "0 0 64 64",
      "corner_radius": [
        1.0,
        3.2
      ]
    },
    "slip": {
      "count": 6,
      "x0": 13.2,
      "width": 4.6,
      "step": 6.6,
      "gap": 2.0,
      "y": 16.0,
      "height": 32.0
    },
    "rope": {
      "count": 2,
      "height": 2.6,
      "ys": [
        22.7,
        38.7
      ]
    },
    "compact_slip": {
      "count": 3,
      "width": 9.434,
      "step": 15.283,
      "gap": 5.849
    },
    "compact_rope": {
      "y": 22.4,
      "height": 3.2
    },
    "seal_plate": {
      "x": 8,
      "y": 8,
      "w": 48,
      "h": 48,
      "found": true
    }
  },
  "sizing": {
    "compact_min_px": {
      "deep_ink": 16,
      "with_antialias": 24
    },
    "master_readable_min_px": {
      "deep_ink": 24,
      "with_antialias": 32
    },
    "master_full_structure_min_px": {
      "deep_ink": 48,
      "with_antialias": 64
    },
    "rule_text": {
      "icon_lt24": "≤24px 一律用简版（favicon/头像/水印），禁把母标全细节压进小档",
      "icon_ge48": "≥48px 才允许上母标全细节（八条在此档才分得开）",
      "dark_bg": "暗底/深色 UI 必用反白件或自适应 favicon.svg，禁墨版压暗底",
      "print": "单色印刷用墨版；烫印/浮雕用白文朱印或白文出廓；不得临时改色"
    },
    "basis": "多行取样扫描，深墨阈(>=120)与含抗锯齿阈(>=60)各一把；数字来自 vi_measure.py 现测"
  },
  "contrast_matrix": [
    {
      "pair": "印朱 / 纸白",
      "ratio": 4.36,
      "grade": "大字/图形AA"
    },
    {
      "pair": "主墨 / 纸白",
      "ratio": 15.08,
      "grade": "正文AA"
    },
    {
      "pair": "纸白 / 墨底",
      "ratio": 15.08,
      "grade": "正文AA"
    },
    {
      "pair": "印朱 / 墨底",
      "ratio": 3.46,
      "grade": "大字/图形AA"
    },
    {
      "pair": "印朱 / 纯白",
      "ratio": 5.23,
      "grade": "正文AA"
    },
    {
      "pair": "主墨 / 纯白",
      "ratio": 18.08,
      "grade": "正文AA"
    },
    {
      "pair": "灰蓝 / 纸白",
      "ratio": 5.33,
      "grade": "正文AA"
    },
    {
      "pair": "站内政红 / 纸白",
      "ratio": 5.38,
      "grade": "正文AA"
    },
    {
      "pair": "站内政红 / 纯白",
      "ratio": 6.45,
      "grade": "正文AA"
    }
  ],
  "assets": {
    "master_full": "/img/brand/master_full.svg",
    "master_ink": "/img/brand/master_ink_black.svg",
    "master_reverse": "/img/brand/master_reverse_xuan.svg",
    "baiwen_seal": "/img/brand/master_baiwen_seal.svg",
    "baiwen_knockout": "/img/brand/master_baiwen_knockout.svg",
    "lockup_horizontal": "/img/brand/lockup_horizontal.svg",
    "lockup_vertical": "/img/brand/lockup_vertical.svg",
    "icon_adaptive": "/favicon.svg",
    "icon_set": "/img/brand/",
    "ico": "/favicon.ico",
    "apple_touch": "/img/brand/apple-touch-icon.png",
    "og_card": "/og/brand-card.png",
    "states_dir": "/img/brand/states/"
  },
  "legal": {
    "trademark": "未注册（第35/41类待办）→ 对外禁用 ®",
    "copyright": "图形与字标版权归伯阳AI（权利人：张伯阳）",
    "ai_label": "本图为工程矢量渲染，非 AI 生成物；引用本站 AI 生成图像须按标识办法明示"
  },
  "provenance": {
    "measured_by": "brand/boyang_mark_v1/tools/vi_measure.py",
    "as_of": "2026-10-16 10:19",
    "rulers": [
      "非底占比：四角取纸白均值，像素欧氏距离>60 记为有标",
      "条数/最小缝：横纵中线扫描",
      "对比度：WCAG 相对亮度公式",
      "几何：SVG 源码 rect 原值，1u = viewBox/64"
    ]
  }
}