chore(deps): update dependency tailwindcss to v4

Author: renovate[bot]

package.json

@@ -21,7 +21,7 @@
     "autoprefixer": "10.4.21",
     "postcss": "8.5.3",
     "prettier": "3.5.3",
-    "tailwindcss": "3.4.17",
+    "tailwindcss": "4.1.5",
     "typescript": "5.8.3",
     "vite": "6.3.4"
   },