{
  "//": "通用基础 design tokens。所有平台 tokens 文件继承此文件并覆盖平台相关值。",
  "meta": {
    "version": "1.0.0",
    "generated": "2026-06-19",
    "description": "基础 tokens —— 颜色、字号、间距、圆角、阴影、断点、动效"
  },
  "colors": {
    "primary": {
      "50":  "#eff6ff",
      "100": "#dbeafe",
      "200": "#bfdbfe",
      "300": "#93c5fd",
      "400": "#60a5fa",
      "500": "#3b82f6",
      "600": "#2563eb",
      "700": "#1d4ed8",
      "800": "#1e40af",
      "900": "#1e3a8a",
      "950": "#172554"
    },
    "neutral": {
      "0":   "#ffffff",
      "50":  "#fafafa",
      "100": "#f5f5f5",
      "200": "#e5e5e5",
      "300": "#d4d4d4",
      "400": "#a3a3a3",
      "500": "#737373",
      "600": "#525252",
      "700": "#404040",
      "800": "#262626",
      "900": "#171717",
      "1000":"#0a0a0a"
    },
    "semantic": {
      "success": { "base": "#10b981", "light": "#d1fae5", "dark": "#047857" },
      "warning": { "base": "#f59e0b", "light": "#fef3c7", "dark": "#b45309" },
      "danger":  { "base": "#ef4444", "light": "#fee2e2", "dark": "#b91c1c" },
      "info":    { "base": "#06b6d4", "light": "#cffafe", "dark": "#0e7490" }
    }
  },
  "typography": {
    "fontFamily": {
      "sans": ["Inter", "PingFang SC", "Microsoft YaHei", "system-ui", "sans-serif"],
      "mono": ["JetBrains Mono", "SF Mono", "Menlo", "monospace"]
    },
    "fontSize": {
      "xs":   { "size": 12, "lineHeight": 16, "letterSpacing": 0 },
      "sm":   { "size": 14, "lineHeight": 20, "letterSpacing": 0 },
      "base": { "size": 16, "lineHeight": 24, "letterSpacing": 0 },
      "lg":   { "size": 18, "lineHeight": 28, "letterSpacing": 0 },
      "xl":   { "size": 20, "lineHeight": 28, "letterSpacing": -0.01 },
      "2xl":  { "size": 24, "lineHeight": 32, "letterSpacing": -0.015 },
      "3xl":  { "size": 30, "lineHeight": 36, "letterSpacing": -0.02 },
      "4xl":  { "size": 36, "lineHeight": 40, "letterSpacing": -0.025 },
      "5xl":  { "size": 48, "lineHeight": 48, "letterSpacing": -0.025 },
      "6xl":  { "size": 60, "lineHeight": 60, "letterSpacing": -0.025 }
    },
    "fontWeight": {
      "regular": 400,
      "medium": 500,
      "semibold": 600,
      "bold": 700
    }
  },
  "spacing": {
    "0": 0, "1": 4, "2": 8, "3": 12, "4": 16, "5": 20,
    "6": 24, "7": 28, "8": 32, "9": 36, "10": 40,
    "11": 44, "12": 48, "14": 56, "16": 64, "20": 80,
    "24": 96, "28": 112, "32": 128
  },
  "radii": {
    "none": 0,
    "sm": 4,
    "base": 6,
    "md": 8,
    "lg": 12,
    "xl": 16,
    "2xl": 24,
    "full": 9999
  },
  "shadows": {
    "none": "none",
    "xs":  "0 1px 2px 0 rgba(0,0,0,0.05)",
    "sm":  "0 1px 3px 0 rgba(0,0,0,0.10), 0 1px 2px -1px rgba(0,0,0,0.10)",
    "base":"0 4px 6px -1px rgba(0,0,0,0.10), 0 2px 4px -2px rgba(0,0,0,0.10)",
    "md":  "0 10px 15px -3px rgba(0,0,0,0.10), 0 4px 6px -4px rgba(0,0,0,0.10)",
    "lg":  "0 20px 25px -5px rgba(0,0,0,0.10), 0 8px 10px -6px rgba(0,0,0,0.10)",
    "xl":  "0 25px 50px -12px rgba(0,0,0,0.25)"
  },
  "borders": {
    "widths": { "0": 0, "1": 1, "2": 2, "4": 4, "8": 8 },
    "default": "1px solid #e5e5e5"
  },
  "breakpoints": {
    "sm": 640, "md": 768, "lg": 1024, "xl": 1280, "2xl": 1536
  },
  "motion": {
    "duration": {
      "instant": 50,
      "fast": 100,
      "normal": 200,
      "slow": 300,
      "slower": 500
    },
    "easing": {
      "default":   "cubic-bezier(0.4, 0, 0.2, 1)",
      "in":        "cubic-bezier(0.4, 0, 1, 1)",
      "out":       "cubic-bezier(0, 0, 0.2, 1)",
      "inOut":     "cubic-bezier(0.4, 0, 0.2, 1)",
      "spring":    "cubic-bezier(0.34, 1.56, 0.64, 1)"
    }
  },
  "zIndex": {
    "dropdown": 1000,
    "sticky": 1020,
    "fixed": 1030,
    "backdrop": 1040,
    "modal": 1050,
    "popover": 1060,
    "toast": 1070,
    "tooltip": 1080
  },
  "touchTarget": {
    "min": 44
  }
}