{
  "nova": {
    "border": {
      "@base": {
        "value": "{border.width} solid {border.color.interactive.@base}"
      },
      "color": {
        "hover": {
          "value": "{border.color.interactive.hover}"
        },
        "disabled": {
          "value": "{border.color.interactive.disabled}"
        }
      }
    },
    "font": {
      "size": {
        "@base": {
          "value": "{font.size.root}"
        },
        "small": {
          "value": "{font.size.small}"
        }
      }
    },
    "min": {
      "height": {
        "@base": {
          "value": "{button.min-height.@base}"
        },
        "small": {
          "value": "{button.min-height.small}"
        }
      }
    },
    "padding": {
      "block": {
        "value": "{button.padding.block.@base}"
      }
    },
    "space": {
      "inline": {
        "@base": {
          "value": "{button.padding.inline.@base}"
        },
        "small": {
          "value": "{space.medium}"
        }
      }
    }
  },
  "background": {
    "color": {
      "@base": {
        "value": "{button.background.color.@base}"
      },
      "hover": {
        "value": "{button.background.color.hover}"
      },
      "disabled": {
        "value": "{button.background.color.disabled}"
      }
    }
  },
  "border": {
    "@base": {
      "value": "{button.border.@base}"
    },
    "color": {
      "hover": {
        "value": "{button.border.color.hover}"
      },
      "disabled": {
        "value": "{button.border.color.disabled}"
      }
    },
    "radius": {
      "value": "{button.border.radius}"
    }
  },
  "font": {
    "size": {
      "@base": {
        "value": "{button.font.size.@base}"
      },
      "small": {
        "value": "{select.font.size.@base}"
      }
    },
    "weight": {
      "value": "{button.font.weight}"
    }
  },
  "icon": {
    "fill": {
      "value": "{button.icon.fill}"
    }
  },
  "min": {
    "height": {
      "@base": {
        "value": "{button.min-height.@base}"
      },
      "small": {
        "value": "{select.min.height.@base}"
      }
    }
  },
  "opacity": {
    "disabled": {
      "value": "{button.opacity.disabled}"
    }
  },
  "option": {
    "font": {
      "weight": {
        "value": "{font.weight.@base}"
      }
    },
    "text": {
      "color": {
        "value": "{text.color.@base}"
      }
    }
  },
  "padding": {
    "block": {
      "value": "{space.small}"
    },
    "icon": {
      "value": "{icon.size.@base}"
    }
  },
  "space": {
    "inline": {
      "@base": {
        "value": "{space.large}"
      },
      "small": {
        "value": "{space.large}"
      }
    }
  },
  "text": {
    "color": {
      "@base": {
        "value": "{button.text.color.@base}"
      },
      "hover": {
        "value": "{button.text.color.hover}"
      },
      "disabled": {
        "value": "{button.text.color.disabled}"
      }
    }
  }
}