.stylelintrc.json

{
  "extends": ["stylelint-config-standard", "stylelint-prettier/recommended"],
  "plugins": ["stylelint-order", "stylelint-scss"],
  "rules": {
    "order/properties-alphabetical-order": true,
    "at-rule-no-unknown": null,
    "scss/at-rule-no-unknown": true,
    "no-descending-specificity": [true, {"severity": "warning"}],

    "scss/at-extend-no-missing-placeholder": true,
    "property-no-vendor-prefix": true,
    "value-no-vendor-prefix": true,
    "selector-no-vendor-prefix": true,
    "media-feature-name-no-vendor-prefix": true,
    "at-rule-no-vendor-prefix": true,
    "selector-max-id": 0,
    "selector-max-type": 0,
    "max-nesting-depth": 3,
    "function-url-scheme-allowed-list": ["data"],
    "scss/at-import-no-partial-leading-underscore": true,
    "scss/at-import-partial-extension": "never",

    "selector-class-pattern": "^(?:(?:o|c|u|t|s|is|has|_|js|qa)-)?[a-zA-Z0-9]+(?:-[a-zA-Z0-9]+)*(?:__[a-zA-Z0-9]+(?:-[a-zA-Z0-9]+)*)?(?:--[a-zA-Z0-9]+(?:-[a-zA-Z0-9]+)*)?(?:\\[.+\\])?$"
  }
}