{
  "border": {
    "radius": {
      "value": "{button.border.radius}"
    }
  },
  "box": {
    "background": {
      "color": {
        "@base": {
          "value": {
            "light": "white",
            "dark": "rgb(66, 65, 77)",
            "nativeTheme": "light-dark({button.background.color.hover}, color-mix(in srgb, currentColor 16%, transparent))"
          }
        },
        "hover": {
          "value": {
            "light": "{button.background.color.hover}",
            "dark": "color-mix(in srgb, currentColor 22%, transparent)"
          }
        },
        "active": {
          "value": "{button.background.color.active}"
        },
        "focus": {
          "value": {
            "light": "{button.background.color.@base}",
            "dark": "color-mix(in srgb, currentColor 16%, transparent)"
          }
        }
      }
    },
    "text": {
      "color": {
        "@base": {
          "value": "inherit"
        },
        "hover": {
          "value": "{urlbar.box.text.color.@base}"
        }
      }
    }
  },
  "icon": {
    "fill": {
      "opacity": {
        "value": {
          "default": "0.72",
          "nativeTheme": "0.9",
          "prefersContrast": "1"
        }
      }
    }
  },
  "margin": {
    "inline": {
      "value": "5px"
    }
  },
  "padding": {
    "block": {
      "value": "4px"
    }
  }
}