chore(deps): update dependency tailwindcss to v4

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/node) ([source](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node)) | devDependencies | major | [`20.16.11` -> `22.15.17`](https://renovatebot.com/diffs/npm/@types%2fnode/20.16.11/22.15.17) |

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package.json

@@ -33,14 +33,14 @@
     "zod": "^3.24.2"
   },
   "devDependencies": {
-    "@types/node": "20.16.11",
+    "@types/node": "22.15.17",
     "@types/react": "19.1.3",
     "@types/react-dom": "19.1.3",
     "eslint": "8.57.1",
     "eslint-config-next": "15.3.2",
     "eslint-config-prettier": "^10.0.2",
     "postcss": "8.5.3",
-    "tailwindcss": "3.4.13",
+    "tailwindcss": "4.1.5",
     "turbo": "2.1.3",
     "typescript": "5.8.3"
   },