chore: package.json return tailwind to v3

Author: SerhiiCho

package.json

@@ -20,7 +20,7 @@
         "@vitejs/plugin-vue": "^6.0.2",
         "autoprefixer": "^10.4.22",
         "postcss": "^8.5.6",
-        "tailwindcss": "^4.1.17",
+        "tailwindcss": "^3.4.3",
         "typescript": "^5.9.3",
         "vite": "^7.2.4",
         "vue-tsc": "^3.1.5"