.stylelintrc.json

{
  "extends": ["stylelint-config-standard-scss"],
  "plugins": ["stylelint-order"],
  "rules": {
    "alpha-value-notation": ["percentage"],
    "at-rule-empty-line-before": null,
    "at-rule-no-unknown": null,
    "block-no-empty": [true],
    "color-function-notation": ["modern"],
    "color-no-invalid-hex": [true],
    "comment-no-empty": [true],
    "custom-property-pattern": "^_?(rvo|utrecht)-[a-z0-9-]+$",
    "declaration-block-no-duplicate-properties": [true, { "ignore": ["consecutive-duplicates-with-different-values"] }],
    "declaration-block-no-redundant-longhand-properties": null,
    "declaration-block-no-shorthand-property-overrides": [true],
    "declaration-property-value-disallowed-list": [
      {
        "text-align": ["left", "right"]
      }
    ],
    "font-family-name-quotes": ["always-unless-keyword"],
    "font-family-no-duplicate-names": [true],
    "font-family-no-missing-generic-family-keyword": [true],
    "font-weight-notation": [
      "numeric",
      {
        "ignore": ["relative"]
      }
    ],
    "function-calc-no-unspaced-operator": [true],
    "function-linear-gradient-no-nonstandard-direction": [true],
    "function-url-no-scheme-relative": [true],
    "function-url-quotes": ["always"],
    "hue-degree-notation": ["number"],
    "keyframe-declaration-no-important": [true],
    "keyframes-name-pattern": "^(rvo|utrecht)-[a-z0-9-]+$",
    "length-zero-no-unit": [
      true,
      {
        "ignore": ["custom-properties"]
      }
    ],
    "media-feature-name-no-unknown": [true],
    "media-feature-range-notation": null,
    "no-descending-specificity": [true, { "severity": "warning" }],
    "no-duplicate-at-import-rules": [true],
    "no-duplicate-selectors": [true],
    "no-empty-source": [true],
    "no-invalid-double-slash-comments": [true],
    "order/order": ["custom-properties", "declarations"],
    "order/properties-alphabetical-order": true,
    "property-no-unknown": [true],
    "property-no-vendor-prefix": null,
    "rule-empty-line-before": null,
    "scss/at-extend-no-missing-placeholder": null,
    "scss/at-mixin-pattern": "^[a-z][a-z0-9-_]*$",
    "scss/at-rule-no-unknown": true,
    "scss/dollar-variable-default": true,
    "scss/dollar-variable-first-in-block": [true, { "ignore": ["comments", "imports"] }],
    "scss/dollar-variable-pattern": "^(rvo|utrecht)-[a-z0-9-]+$",
    "scss/operator-no-newline-after": null,
    "scss/percent-placeholder-pattern": "^(rvo|utrecht)-[a-z0-9-]+$",
    "selector-attribute-quotes": ["always"],
    "selector-class-pattern": "^(rvo|utrecht)-[a-z0-9_-]+$",
    "selector-max-id": [0],
    "selector-pseudo-class-no-unknown": [true],
    "selector-pseudo-element-no-unknown": [true],
    "string-no-newline": [true],
    "unit-disallowed-list": [["s"]],
    "unit-no-unknown": [true],
    "value-keyword-case": ["lower", { "camelCaseSvgKeywords": true }]
  }
}