diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index b90d43f..aaf957f 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -9,8 +9,8 @@
       "version": "0.1.0",
       "dependencies": {
         "next": "15.3.3",
-        "react": "^19.0.0",
-        "react-dom": "^19.0.0"
+        "react": "^18.3.1",
+        "react-dom": "^18.3.1"
       },
       "devDependencies": {
         "@tailwindcss/postcss": "^4",
@@ -1122,6 +1122,12 @@
         "jiti": "lib/jiti-cli.mjs"
       }
     },
+    "node_modules/js-tokens": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
+      "integrity": "sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==",
+      "license": "MIT"
+    },
     "node_modules/lightningcss": {
       "version": "1.30.1",
       "resolved": "https://registry.npmjs.org/lightningcss/-/lightningcss-1.30.1.tgz",
@@ -1361,6 +1367,18 @@
         "url": "https://opencollective.com/parcel"
       }
     },
+    "node_modules/loose-envify": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/loose-envify/-/loose-envify-1.4.0.tgz",
+      "integrity": "sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q==",
+      "license": "MIT",
+      "dependencies": {
+        "js-tokens": "^3.0.0 || ^4.0.0"
+      },
+      "bin": {
+        "loose-envify": "cli.js"
+      }
+    },
     "node_modules/magic-string": {
       "version": "0.30.17",
       "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.30.17.tgz",
@@ -1546,31 +1564,38 @@
       }
     },
     "node_modules/react": {
-      "version": "19.1.0",
-      "resolved": "https://registry.npmjs.org/react/-/react-19.1.0.tgz",
-      "integrity": "sha512-FS+XFBNvn3GTAWq26joslQgWNoFu08F4kl0J4CgdNKADkdSGXQyTCnKteIAJy96Br6YbpEU1LSzV5dYtjMkMDg==",
+      "version": "18.3.1",
+      "resolved": "https://registry.npmjs.org/react/-/react-18.3.1.tgz",
+      "integrity": "sha512-wS+hAgJShR0KhEvPJArfuPVN1+Hz1t0Y6n5jLrGQbkb4urgPE/0Rve+1kMB1v/oWgHgm4WIcV+i7F2pTVj+2iQ==",
       "license": "MIT",
+      "dependencies": {
+        "loose-envify": "^1.1.0"
+      },
       "engines": {
         "node": ">=0.10.0"
       }
     },
     "node_modules/react-dom": {
-      "version": "19.1.0",
-      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-19.1.0.tgz",
-      "integrity": "sha512-Xs1hdnE+DyKgeHJeJznQmYMIBG3TKIHJJT95Q58nHLSrElKlGQqDTR2HQ9fx5CN/Gk6Vh/kupBTDLU11/nDk/g==",
+      "version": "18.3.1",
+      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-18.3.1.tgz",
+      "integrity": "sha512-5m4nQKp+rZRb09LNH59GM4BxTh9251/ylbKIbpe7TpGxfJ+9kv6BLkLBXIjjspbgbnIBNqlI23tRnTWT0snUIw==",
       "license": "MIT",
       "dependencies": {
-        "scheduler": "^0.26.0"
+        "loose-envify": "^1.1.0",
+        "scheduler": "^0.23.2"
       },
       "peerDependencies": {
-        "react": "^19.1.0"
+        "react": "^18.3.1"
       }
     },
     "node_modules/scheduler": {
-      "version": "0.26.0",
-      "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.26.0.tgz",
-      "integrity": "sha512-NlHwttCI/l5gCPR3D1nNXtWABUmBwvZpEQiD4IXSbIDq8BzLIK/7Ir5gTFSGZDUu37K5cMNp0hFtzO38sC7gWA==",
-      "license": "MIT"
+      "version": "0.23.2",
+      "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.23.2.tgz",
+      "integrity": "sha512-UOShsPwz7NrMUqhR6t0hWjFduvOzbtv7toDH1/hIrfRNIDBnnBWd0CwJTGvTpngVlmwGCdP9/Zl/tVrDqcuYzQ==",
+      "license": "MIT",
+      "dependencies": {
+        "loose-envify": "^1.1.0"
+      }
     },
     "node_modules/semver": {
       "version": "7.7.2",
diff --git a/frontend/package.json b/frontend/package.json
index 81c59d1..b72e5a5 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -9,16 +9,16 @@
     "lint": "next lint"
   },
   "dependencies": {
-    "react": "^19.0.0",
-    "react-dom": "^19.0.0",
-    "next": "15.3.3"
+    "next": "15.3.3",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1"
   },
   "devDependencies": {
-    "typescript": "^5",
+    "@tailwindcss/postcss": "^4",
     "@types/node": "^20",
     "@types/react": "^19",
     "@types/react-dom": "^19",
-    "@tailwindcss/postcss": "^4",
-    "tailwindcss": "^4"
+    "tailwindcss": "^4",
+    "typescript": "^5"
   }
 }