chore(deps): update dependency tailwindcss to v4

Author: renovate[bot]

package.json

@@ -38,7 +38,7 @@
     "eslint-plugin-prettier": "^5.0.0",
     "prettier": "^3.0.0",
     "prettier-plugin-astro": "^0.11.0",
-    "tailwindcss": "^3.3.3",
+    "tailwindcss": "^4.0.0",
     "tsx": "^3.12.7",
     "typescript": "^5.0.0"
   },