{
  "$description": "Brand: Google — dark mode",
  "color": {
    "swatches": {
      "$description": "Source-of-truth color swatches from palette google@1.0.0",
      "google-blue": {
        "$value": "#4285F4",
        "$type": "color",
        "$description": "First letter of the Google wordmark and the dominant brand blue. Material Design's \"Blue 500\" — the primary CTA color across many Google product surfaces.\n"
      },
      "google-red": {
        "$value": "#EA4335",
        "$type": "color",
        "$description": "Second letter of the wordmark. Material's \"Red 500\" — used as the error / destructive color across Google product UI.\n"
      },
      "google-yellow": {
        "$value": "#FBBC04",
        "$type": "color",
        "$description": "Third letter of the wordmark. Material's \"Yellow 600\" — used for highlight, warning, and starred / favorited states.\n"
      },
      "google-green": {
        "$value": "#34A853",
        "$type": "color",
        "$description": "Fifth letter of the wordmark. Material's \"Green 500\" — used as the success / confirmation color across Google product UI.\n"
      },
      "google-grey-900": {
        "$value": "#202124",
        "$type": "color",
        "$description": "Primary text on light backgrounds; Material's \"Grey 900\" near-black."
      },
      "google-grey-700": {
        "$value": "#5F6368",
        "$type": "color",
        "$description": "Secondary text and inactive icons. Material's \"Grey 700\"."
      },
      "google-grey-500": {
        "$value": "#9AA0A6",
        "$type": "color",
        "$description": "Tertiary text and dividers. Material's \"Grey 500\"."
      },
      "google-grey-200": {
        "$value": "#E8EAED",
        "$type": "color",
        "$description": "Subtle surface and divider tint. Material's \"Grey 200\"."
      },
      "google-grey-100": {
        "$value": "#F1F3F4",
        "$type": "color",
        "$description": "Page-level background; Material's \"Grey 100\"."
      },
      "google-white": {
        "$value": "#FFFFFF",
        "$type": "color",
        "$description": "Base background and reversed surface fill."
      }
    },
    "roles": {
      "$description": "Semantic color roles (dark mode) mapped to palette swatches",
      "background": {
        "$value": "{color.swatches.google-grey-900}",
        "$type": "color",
        "$description": "background role → Google Grey 900"
      },
      "surface": {
        "$value": "{color.swatches.google-grey-700}",
        "$type": "color",
        "$description": "surface role → Google Grey 700"
      },
      "surface-elevated": {
        "$value": "{color.swatches.google-grey-500}",
        "$type": "color",
        "$description": "surface-elevated role → Google Grey 500"
      },
      "text-primary": {
        "$value": "{color.swatches.google-white}",
        "$type": "color",
        "$description": "text-primary role → Google White"
      },
      "text-secondary": {
        "$value": "{color.swatches.google-grey-200}",
        "$type": "color",
        "$description": "text-secondary role → Google Grey 200"
      },
      "text-tertiary": {
        "$value": "{color.swatches.google-grey-500}",
        "$type": "color",
        "$description": "text-tertiary role → Google Grey 500"
      },
      "primary": {
        "$value": "{color.swatches.google-blue}",
        "$type": "color",
        "$description": "primary role → Google Blue"
      },
      "primary-hover": {
        "$value": "{color.swatches.google-blue}",
        "$type": "color",
        "$description": "primary-hover role → Google Blue"
      },
      "accent": {
        "$value": "{color.swatches.google-green}",
        "$type": "color",
        "$description": "accent role → Google Green"
      },
      "accent-hover": {
        "$value": "{color.swatches.google-green}",
        "$type": "color",
        "$description": "accent-hover role → Google Green"
      },
      "warning": {
        "$value": "{color.swatches.google-yellow}",
        "$type": "color",
        "$description": "warning role → Google Yellow"
      },
      "warning-hover": {
        "$value": "{color.swatches.google-yellow}",
        "$type": "color",
        "$description": "warning-hover role → Google Yellow"
      },
      "error": {
        "$value": "{color.swatches.google-red}",
        "$type": "color",
        "$description": "error role → Google Red"
      },
      "success": {
        "$value": "{color.swatches.google-green}",
        "$type": "color",
        "$description": "success role → Google Green"
      },
      "brand-overrides": {
        "$description": "Brand-level role overrides (take precedence over palette role mappings)",
        "identity": {
          "$value": "{color.swatches.google-blue}",
          "$type": "color",
          "$description": "Brand role identity → Google Blue"
        },
        "on-identity": {
          "$value": "{color.swatches.google-white}",
          "$type": "color",
          "$description": "Brand role on-identity → Google White"
        },
        "primary": {
          "$value": "{color.swatches.google-blue}",
          "$type": "color",
          "$description": "Brand role primary → Google Blue"
        },
        "primary-hover": {
          "$value": "{color.swatches.google-blue}",
          "$type": "color",
          "$description": "Brand role primary-hover → Google Blue"
        },
        "accent": {
          "$value": "{color.swatches.google-green}",
          "$type": "color",
          "$description": "Brand role accent → Google Green"
        },
        "background": {
          "$value": "{color.swatches.google-white}",
          "$type": "color",
          "$description": "Brand role background → Google White"
        },
        "surface": {
          "$value": "{color.swatches.google-grey-100}",
          "$type": "color",
          "$description": "Brand role surface → Google Grey 100"
        },
        "text-primary": {
          "$value": "{color.swatches.google-grey-900}",
          "$type": "color",
          "$description": "Brand role text-primary → Google Grey 900"
        },
        "text-secondary": {
          "$value": "{color.swatches.google-grey-700}",
          "$type": "color",
          "$description": "Brand role text-secondary → Google Grey 700"
        },
        "wordmark-blue": {
          "$value": "{color.swatches.google-blue}",
          "$type": "color",
          "$description": "Brand role wordmark-blue → Google Blue"
        },
        "wordmark-red": {
          "$value": "{color.swatches.google-red}",
          "$type": "color",
          "$description": "Brand role wordmark-red → Google Red"
        },
        "wordmark-yellow": {
          "$value": "{color.swatches.google-yellow}",
          "$type": "color",
          "$description": "Brand role wordmark-yellow → Google Yellow"
        },
        "wordmark-green": {
          "$value": "{color.swatches.google-green}",
          "$type": "color",
          "$description": "Brand role wordmark-green → Google Green"
        }
      }
    }
  },
  "font": {
    "$description": "Typography roles mapped to font atoms",
    "heading": {
      "family": {
        "$value": [
          "Google Sans",
          "Roboto",
          "Inter",
          "-apple-system",
          "BlinkMacSystemFont",
          "Segoe UI",
          "Helvetica Neue",
          "Arial",
          "sans-serif"
        ],
        "$type": "fontFamily",
        "$description": "heading role → Google Sans (google-sans@1.0.0)"
      },
      "weight": {
        "400": {
          "$value": 400,
          "$type": "fontWeight"
        },
        "500": {
          "$value": 500,
          "$type": "fontWeight"
        },
        "700": {
          "$value": 700,
          "$type": "fontWeight"
        },
        "$description": "Available font weights"
      }
    },
    "body": {
      "family": {
        "$value": [
          "Roboto",
          "-apple-system",
          "BlinkMacSystemFont",
          "Segoe UI",
          "Helvetica Neue",
          "Arial",
          "sans-serif"
        ],
        "$type": "fontFamily",
        "$description": "body role → Roboto (roboto@1.0.0)"
      },
      "weight": {
        "100": {
          "$value": 100,
          "$type": "fontWeight"
        },
        "300": {
          "$value": 300,
          "$type": "fontWeight"
        },
        "400": {
          "$value": 400,
          "$type": "fontWeight"
        },
        "500": {
          "$value": 500,
          "$type": "fontWeight"
        },
        "700": {
          "$value": 700,
          "$type": "fontWeight"
        },
        "900": {
          "$value": 900,
          "$type": "fontWeight"
        },
        "$description": "Available font weights"
      }
    },
    "mono": {
      "family": {
        "$value": [
          "JetBrainsMono Nerd Font",
          "JetBrains Mono",
          "Fira Code",
          "Menlo",
          "Monaco",
          "Consolas",
          "Liberation Mono",
          "monospace"
        ],
        "$type": "fontFamily",
        "$description": "mono role → JetBrainsMono Nerd Font (jetbrainsmono-nerdfont@1.0.0)"
      },
      "weight": {
        "100": {
          "$value": 100,
          "$type": "fontWeight"
        },
        "200": {
          "$value": 200,
          "$type": "fontWeight"
        },
        "300": {
          "$value": 300,
          "$type": "fontWeight"
        },
        "400": {
          "$value": 400,
          "$type": "fontWeight"
        },
        "500": {
          "$value": 500,
          "$type": "fontWeight"
        },
        "600": {
          "$value": 600,
          "$type": "fontWeight"
        },
        "700": {
          "$value": 700,
          "$type": "fontWeight"
        },
        "800": {
          "$value": 800,
          "$type": "fontWeight"
        },
        "$description": "Available font weights"
      }
    }
  }
}