.stylelintrc.json

{
  "overrides": [
    {
      "files": ["**/*.scss"],
      "customSyntax": "postcss-scss"
    }
  ],
  "extends": [
    "stylelint-config-standard-scss",
    "stylelint-config-rational-order",
    "stylelint-config-css-modules",
    "stylelint-config-prettier-scss"
  ],
  "rules": {
    "selector-class-pattern": [
      "^[a-z][a-zA-Z0-9]*$",
      {
        "message": "Expected class selector to be lowerCamelCase"
      }
    ],
    "custom-property-pattern": [
      "^[a-z][a-zA-Z0-9]*$",
      {
        "message": "Expected custom property name to be lowerCamelCase"
      }
    ],
    "scss/dollar-variable-pattern": [
      "^[a-z][a-zA-Z0-9]*$",
      {
        "message": "Expected variable to be lowerCamelCase"
      }
    ],
    "scss/percent-placeholder-pattern": [
      "^[a-z][a-zA-Z0-9]*$",
      {
        "message": "Expected placeholder to be lowerCamelCase"
      }
    ]
  }
}