Update tailwindcss monorepo to ^4.1.18

Author: renovate[bot]

package.json

@@ -69,7 +69,7 @@
     "viem": "^2.31.4"
   },
   "devDependencies": {
-    "@tailwindcss/vite": "^4.1.8",
+    "@tailwindcss/vite": "^4.1.18",
     "@testing-library/dom": "^10.4.0",
     "@testing-library/jest-dom": "^6.6.3",
     "@testing-library/react": "^16.3.0",
@@ -99,7 +99,7 @@
     "process": "0.11.10",
     "react-app-polyfill": "3.0.0",
     "stream-browserify": "3.0.0",
-    "tailwindcss": "^4.1.8",
+    "tailwindcss": "^4.1.18",
     "typescript": "5.6.3",
     "vite": "^6.4.1",
     "vite-tsconfig-paths": "^5.1.4",