From 2b2c051163681d63bfbc784ee1ba239f98cfa77b Mon Sep 17 00:00:00 2001
From: Rebecca Alpert <ralpert@redhat.com>
Date: Fri, 30 Oct 2026 11:10:08 -0400
Subject: [PATCH] chore(deps): switch from deprecated dependency

CSS is no longer being maintained and suggested switching to @adobe version.
---
 packages/react-core/package.json           |  2 +-
 packages/react-core/scripts/copyStyles.mjs |  2 +-
 yarn.lock                                  | 39 +---------------------
 3 files changed, 3 insertions(+), 40 deletions(-)

diff --git a/packages/react-core/package.json b/packages/react-core/package.json
index 2091f0c2955..c67247d5fda 100644
--- a/packages/react-core/package.json
+++ b/packages/react-core/package.json
@@ -55,9 +55,9 @@
     "tslib": "^2.8.1"
   },
   "devDependencies": {
+    "@adobe/css-tools": "^4.5.0",
     "@patternfly/patternfly": "6.7.0-prerelease.3",
     "case-anything": "^3.1.2",
-    "css": "^3.0.0",
     "fs-extra": "^11.3.3"
   },
   "peerDependencies": {
diff --git a/packages/react-core/scripts/copyStyles.mjs b/packages/react-core/scripts/copyStyles.mjs
index 191045303c9..c671aab736a 100644
--- a/packages/react-core/scripts/copyStyles.mjs
+++ b/packages/react-core/scripts/copyStyles.mjs
@@ -2,7 +2,7 @@ import { copySync } from 'fs-extra/esm';
 import { readFileSync, writeFileSync } from 'node:fs';
 import { createRequire } from 'node:module';
 import { resolve, dirname, join } from 'node:path';
-import { parse as parseCSS, stringify as stringifyCSS } from 'css';
+import { parse as parseCSS, stringify as stringifyCSS } from '@adobe/css-tools';
 
 const require = createRequire(import.meta.url);
 const stylesDir = resolve(import.meta.dirname, '../dist/styles');
diff --git a/yarn.lock b/yarn.lock
index 4ed482fb1b8..89ffbdc8774 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5938,12 +5938,12 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@rh-felt/react-core@workspace:packages/react-core"
   dependencies:
+    "@adobe/css-tools": "npm:^4.5.0"
     "@patternfly/patternfly": "npm:6.7.0-prerelease.3"
     "@rh-felt/react-icons": "workspace:^"
     "@rh-felt/react-styles": "workspace:^"
     "@rh-felt/react-tokens": "workspace:^"
     case-anything: "npm:^3.1.2"
-    css: "npm:^3.0.0"
     focus-trap: "npm:7.6.6"
     fs-extra: "npm:^11.3.3"
     react-dropzone: "npm:^14.3.5"
@@ -8653,15 +8653,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"atob@npm:^2.1.2":
-  version: 2.1.2
-  resolution: "atob@npm:2.1.2"
-  bin:
-    atob: bin/atob.js
-  checksum: 10c0/ada635b519dc0c576bb0b3ca63a73b50eefacf390abb3f062558342a8d68f2db91d0c8db54ce81b0d89de3b0f000de71f3ae7d761fd7d8cc624278fe443d6c7e
-  languageName: node
-  linkType: hard
-
 "attr-accept@npm:^2.2.4":
   version: 2.2.5
   resolution: "attr-accept@npm:2.2.5"
@@ -10779,17 +10770,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"css@npm:^3.0.0":
-  version: 3.0.0
-  resolution: "css@npm:3.0.0"
-  dependencies:
-    inherits: "npm:^2.0.4"
-    source-map: "npm:^0.6.1"
-    source-map-resolve: "npm:^0.6.0"
-  checksum: 10c0/c17cb4a46a39c11b00225f1314158a892828af34cdf3badc7e88084882e9f414e4902a1d59231c0854f310af30bde343fd8a9e79c6001426fe88af45d3312fe2
-  languageName: node
-  linkType: hard
-
 "cssesc@npm:^3.0.0":
   version: 3.0.0
   resolution: "cssesc@npm:3.0.0"
@@ -11257,13 +11237,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"decode-uri-component@npm:^0.2.0":
-  version: 0.2.2
-  resolution: "decode-uri-component@npm:0.2.2"
-  checksum: 10c0/1f4fa54eb740414a816b3f6c24818fbfcabd74ac478391e9f4e2282c994127db02010ce804f3d08e38255493cfe68608b3f5c8e09fd6efc4ae46c807691f7a31
-  languageName: node
-  linkType: hard
-
 "dedent@npm:1.5.3, dedent@npm:^1.0.0":
   version: 1.5.3
   resolution: "dedent@npm:1.5.3"
@@ -22758,16 +22731,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"source-map-resolve@npm:^0.6.0":
-  version: 0.6.0
-  resolution: "source-map-resolve@npm:0.6.0"
-  dependencies:
-    atob: "npm:^2.1.2"
-    decode-uri-component: "npm:^0.2.0"
-  checksum: 10c0/bc2a94af3d2417196195eecf0130925b3558726726504a7c7bd1b9e383c4a789fa3f4616c4c673cf8bd7930ddd2e80481f203422282aeae342dbd56b91995188
-  languageName: node
-  linkType: hard
-
 "source-map-support@npm:0.5.13":
   version: 0.5.13
   resolution: "source-map-support@npm:0.5.13"