diff --git a/.stylelintrc.json b/.stylelintrc.json
index f3c908f..b22c849 100644
--- a/.stylelintrc.json
+++ b/.stylelintrc.json
@@ -50,7 +50,10 @@
       }
     ],
     "selector-disallowed-list": [
-      ["/(?:^|[\\s>+~])\\s*\\.-[a-z]/i"],
+      [
+        "/(?<!:(?:is|not|where|matches)\\([^)]*)(?:^|[\\s>+~])\\s*\\.-[a-z]/i",
+        "/(?:^|[\\s>+~])\\s*:(?:is|not|where|matches)\\(\\s*\\.-[a-z]/i"
+      ],
       {
         "message": "Modifier classes (starting with '-') must not be standalone selectors; always combine with a base class (e.g., .prefix-element.-modifier or &.-modifier in nested rules)",
         "severity": "error"