{
  "version": "V6 2026-11-08",
  "method": "WCAG 2.x relative luminance; 4.5:1 for text, 3:1 for large text and meaningful graphics.",
  "roles": {
    "accent": "宝塔绿：#61ca8d dark / #16854a light。仅用于主操作、选中、进行中、连接/成功状态。",
    "warning": "琥珀：#d5b676 dark / #806021 light。仅用于等待确认、需要注意，不用于普通装饰。",
    "danger": "珊瑚红：#e29393 dark / #a73e42 light。仅用于错误、危险操作、断线等需要阻断的状态。",
    "neutral": "中性石墨灰：表面、分隔、正文与弱化文字。承担绝大多数界面层级。",
    "terminal": "终端使用独立深色语义：输出正文、绿色 prompt、弱化注释；不跟随应用浅色主题。"
  },
  "materials": {
    "chrome": "顶部/页头/状态栏：blur(8px) + saturate(125%)，内容从下方滚过，底部渐隐。",
    "floating": "底栏/输入区：20px blur + 145% saturate，半透明填充 + 内高光 + 细描边。",
    "overlay": "底部面板：24px blur + 130% saturate，顶部 grip、32px 圆角、遮罩关闭。",
    "fallback": "减少透明效果/增强对比度时改为实色 --bg/--page，去掉 blur 与高光；不改变布局。"
  },
  "checks": [
    {
      "theme": "dark",
      "scenario": "正文",
      "foreground": "#edf1f5",
      "background": "#0b0d0f",
      "ratio": 17.15,
      "threshold": 4.5,
      "pass": true,
      "note": "中性正文"
    },
    {
      "theme": "dark",
      "scenario": "次级文字",
      "foreground": "#b0b8c1",
      "background": "#0b0d0f",
      "ratio": 9.71,
      "threshold": 4.5,
      "pass": true,
      "note": "说明与副标题"
    },
    {
      "theme": "dark",
      "scenario": "弱化文字",
      "foreground": "#89939f",
      "background": "#0b0d0f",
      "ratio": 6.25,
      "threshold": 4.5,
      "pass": true,
      "note": "时间、脚注"
    },
    {
      "theme": "dark",
      "scenario": "宝塔绿文字",
      "foreground": "#83dca7",
      "background": "#0b0d0f",
      "ratio": 11.83,
      "threshold": 4.5,
      "pass": true,
      "note": "绿色强调文字"
    },
    {
      "theme": "dark",
      "scenario": "主按钮文字",
      "foreground": "#10291a",
      "background": "#61ca8d",
      "ratio": 7.64,
      "threshold": 4.5,
      "pass": true,
      "note": "绿色实心按钮"
    },
    {
      "theme": "dark",
      "scenario": "琥珀状态文字",
      "foreground": "#d5b676",
      "background": "#0b0d0f",
      "ratio": 10.0,
      "threshold": 4.5,
      "pass": true,
      "note": "待确认状态"
    },
    {
      "theme": "dark",
      "scenario": "珊瑚红状态文字",
      "foreground": "#e29393",
      "background": "#0b0d0f",
      "ratio": 8.18,
      "threshold": 4.5,
      "pass": true,
      "note": "错误/危险状态"
    },
    {
      "theme": "dark",
      "scenario": "琥珀提示底",
      "foreground": "#e2ba7d",
      "background": "#332b22",
      "ratio": 7.65,
      "threshold": 4.5,
      "pass": true,
      "note": "执行确认卡"
    },
    {
      "theme": "dark",
      "scenario": "珊瑚红错误底",
      "foreground": "#f1a6a5",
      "background": "#332326",
      "ratio": 7.62,
      "threshold": 4.5,
      "pass": true,
      "note": "执行失败卡"
    },
    {
      "theme": "dark",
      "scenario": "用户气泡",
      "foreground": "#f1f4f6",
      "background": "#23332f",
      "ratio": 11.99,
      "threshold": 4.5,
      "pass": true,
      "note": "用户消息"
    },
    {
      "theme": "light",
      "scenario": "正文",
      "foreground": "#20272e",
      "background": "#f5f6f8",
      "ratio": 13.96,
      "threshold": 4.5,
      "pass": true,
      "note": "中性正文"
    },
    {
      "theme": "light",
      "scenario": "次级文字",
      "foreground": "#596571",
      "background": "#f5f6f8",
      "ratio": 5.51,
      "threshold": 4.5,
      "pass": true,
      "note": "说明与副标题"
    },
    {
      "theme": "light",
      "scenario": "弱化文字",
      "foreground": "#606c78",
      "background": "#f5f6f8",
      "ratio": 4.96,
      "threshold": 4.5,
      "pass": true,
      "note": "时间、脚注"
    },
    {
      "theme": "light",
      "scenario": "弱化文字（卡片）",
      "foreground": "#606c78",
      "background": "#eef0f3",
      "ratio": 4.7,
      "threshold": 4.5,
      "pass": true,
      "note": "卡片内时间、脚注"
    },
    {
      "theme": "light",
      "scenario": "宝塔绿文字",
      "foreground": "#116e3c",
      "background": "#f5f6f8",
      "ratio": 5.85,
      "threshold": 4.5,
      "pass": true,
      "note": "绿色强调文字"
    },
    {
      "theme": "light",
      "scenario": "主按钮文字",
      "foreground": "#ffffff",
      "background": "#16854a",
      "ratio": 4.68,
      "threshold": 4.5,
      "pass": true,
      "note": "绿色实心按钮"
    },
    {
      "theme": "light",
      "scenario": "琥珀状态文字",
      "foreground": "#806021",
      "background": "#f5f6f8",
      "ratio": 5.38,
      "threshold": 4.5,
      "pass": true,
      "note": "待确认状态"
    },
    {
      "theme": "light",
      "scenario": "珊瑚红状态文字",
      "foreground": "#a73e42",
      "background": "#f5f6f8",
      "ratio": 5.69,
      "threshold": 4.5,
      "pass": true,
      "note": "错误/危险状态"
    },
    {
      "theme": "light",
      "scenario": "琥珀提示底",
      "foreground": "#745016",
      "background": "#f7eddd",
      "ratio": 6.24,
      "threshold": 4.5,
      "pass": true,
      "note": "执行确认卡"
    },
    {
      "theme": "light",
      "scenario": "珊瑚红错误底",
      "foreground": "#993f43",
      "background": "#f8e8e8",
      "ratio": 5.63,
      "threshold": 4.5,
      "pass": true,
      "note": "执行失败卡"
    },
    {
      "theme": "light",
      "scenario": "用户气泡",
      "foreground": "#1c242c",
      "background": "#e1efe8",
      "ratio": 13.24,
      "threshold": 4.5,
      "pass": true,
      "note": "用户消息"
    },
    {
      "theme": "terminal",
      "scenario": "终端提示符",
      "foreground": "#83dca7",
      "background": "#0b0d0f",
      "ratio": 11.83,
      "threshold": 4.5,
      "pass": true,
      "note": "终端 prompt"
    },
    {
      "theme": "terminal",
      "scenario": "终端正文",
      "foreground": "#edf1f5",
      "background": "#0b0d0f",
      "ratio": 17.15,
      "threshold": 4.5,
      "pass": true,
      "note": "终端输出"
    },
    {
      "theme": "terminal",
      "scenario": "终端弱化文字",
      "foreground": "#89939f",
      "background": "#0b0d0f",
      "ratio": 6.25,
      "threshold": 4.5,
      "pass": true,
      "note": "终端注释"
    },
    {
      "theme": "dark",
      "scenario": "绿色图形",
      "foreground": "#61ca8d",
      "background": "#0b0d0f",
      "ratio": 9.59,
      "threshold": 3.0,
      "pass": true,
      "note": "选中/在线/图形"
    },
    {
      "theme": "light",
      "scenario": "绿色图形",
      "foreground": "#16854a",
      "background": "#f5f6f8",
      "ratio": 4.33,
      "threshold": 3.0,
      "pass": true,
      "note": "选中/在线/图形"
    }
  ],
  "summary": {
    "total": 26,
    "passed": 26,
    "failed": 0
  }
}