Tailwind 3 => 4 (and django-tailwind => 4.2)

Applied a version of the instructions here:
https://github.com/timonweb/django-tailwind/issues/229

and ran most of the "original build" instructions

requirements.txt

@@ -1,7 +1,7 @@
 gunicorn==23.0.*
 Django==4.2.*
 sentry-sdk==2.*
-django-tailwind==3.6.*
+django-tailwind==4.2.*
 jsonschema==4.25.*
 semver==3.0.*
 django-admin-autocomplete-filter==0.7.*

theme/static_src/package.json

@@ -1,29 +1,26 @@
 {
   "name": "theme",
-  "version": "3.6.0",
+  "version": "4.2.0",
   "description": "",
   "scripts": {
     "start": "npm run dev",
     "build": "npm run build:clean && npm run build:tailwind",
     "build:clean": "rimraf ../static/css/dist",
-    "build:tailwind": "cross-env NODE_ENV=production tailwindcss --postcss -i ./src/styles.css -o ../static/css/dist/styles.css --minify",
-    "dev": "cross-env NODE_ENV=development tailwindcss --postcss -i ./src/styles.css -o ../static/css/dist/styles.css -w",
-    "tailwindcss": "node ./node_modules/tailwindcss/lib/cli.js"
+    "build:tailwind": "cross-env NODE_ENV=production postcss ./src/styles.css -o ../static/css/dist/styles.css --minify",
+    "dev": "cross-env NODE_ENV=development postcss ./src/styles.css -o ../static/css/dist/styles.css --watch"
   },
   "keywords": [],
   "author": "",
   "license": "MIT",
   "devDependencies": {
-    "@tailwindcss/aspect-ratio": "^0.4.2",
-    "@tailwindcss/forms": "^0.5.3",
-    "@tailwindcss/line-clamp": "^0.4.4",
-    "@tailwindcss/typography": "^0.5.9",
+    "@tailwindcss/postcss": "^4.1.11",
+
     "cross-env": "^7.0.3",
-    "postcss": "^8.4.24",
-    "postcss-import": "^15.1.0",
-    "postcss-nested": "^6.0.1",
+    "postcss": "^8.5.6",
+    "postcss-cli": "^11.0.1",
+    "postcss-nested": "^7.0.2",
     "postcss-simple-vars": "^7.0.1",
-    "rimraf": "^5.0.1",
-    "tailwindcss": "^3.3.2"
+    "rimraf": "^6.0.1",
+    "tailwindcss": "^4.1.11"
   }
 }

theme/static_src/postcss.config.js

@@ -1,6 +1,6 @@
 module.exports = {
   plugins: {
-    "postcss-import": {},
+    "@tailwindcss/postcss": {},
     "postcss-simple-vars": {},
     "postcss-nested": {}
   },

theme/static_src/src/styles.css

@@ -1,6 +1,4 @@
-@tailwind base;
-@tailwind components;
-@tailwind utilities;
+@import "tailwindcss";
 
 /* ibm-plex-sans-regular - cyrillic_cyrillic-ext_greek_latin_latin-ext_vietnamese */
 @font-face {