diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index 6443e5f..2521dc9 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -205,8 +205,7 @@ jobs:
       - name: Start app (background) + healthcheck
         run: |
           set -euxo pipefail
-          export PORT="${PORT:-3000}"
-          export HOST="127.0.0.1"
+          export PORT=3010 HOST=127.0.0.1
           test -d .next || { echo "❌ Missing .next build output"; exit 1; }
           mkdir -p .next
           nohup npm run start -- -p "$PORT" -H "$HOST" > .next/runner.log 2>&1 &
@@ -224,9 +223,29 @@ jobs:
           echo "––– .next/runner.log (tail) –––"
           tail -n 200 .next/runner.log || true
 
+      # ---- fixes begin here ----
+      - name: Ensure arm64 Node for LHCI
+        run: |
+          echo "node arch before: $(node -p "process.arch")"
+          if [ "$(node -p "process.arch")" != "arm64" ]; then
+            NODE_VER=20.17.0
+            curl -fsSLO https://nodejs.org/dist/v$NODE_VER/node-v$NODE_VER-darwin-arm64.tar.xz
+            tar -xJf node-v$NODE_VER-darwin-arm64.tar.xz
+            echo "$PWD/node-v$NODE_VER-darwin-arm64/bin" >> "$GITHUB_PATH"
+            echo "PATH updated to prefer arm64 node"
+          fi
+          echo "node arch after: $(node -p "process.arch")"
+
+      - name: Show arch & chrome info
+        run: |
+          echo "uname -m: $(uname -m)"
+          echo "node: $(node -v) arch=$(node -p "process.arch")"
+          "$CHROME_PATH" --version || true
+
       - name: Run Lighthouse CI
-        run: npx lhci autorun --chrome-path="$CHROME_PATH"
+        run: npx lhci autorun --chrome-path="$CHROME_PATH" --collect.url=http://127.0.0.1:3010/
         env: { CI: true }
+      # ---- fixes end here ----
 
       - name: Upload LHCI results
         if: always()
diff --git a/.lighthouserc.json b/.lighthouserc.json
index 0ac0631..be57dee 100644
--- a/.lighthouserc.json
+++ b/.lighthouserc.json
@@ -1,7 +1,7 @@
 {
   "ci": {
     "collect": {
-      "url": ["http://localhost:3000/"],
+      "url": ["http://127.0.0.1:3010/"],
       "numberOfRuns": 3
     },
     "assert": {