diff --git a/deploy/deploy.sh b/deploy/deploy.sh
index a74a718..3d31523 100644
--- a/deploy/deploy.sh
+++ b/deploy/deploy.sh
@@ -45,6 +45,20 @@ run_deploy() {
   echo "== BUILD UI =="
   cd "$APP_DIR/ui"
   npm ci --no-audit --no-fund --include=optional
+
+  # npm scriptlerinde PATH onceligi nedeniyle node_modules/.bin/sass kullanilir.
+  # Bu dosya pure JS olursa --embedded hata verir; global Dart Sass binary'sine bagliyoruz.
+  SASS_BIN="$(command -v sass || true)"
+  if [[ -z "$SASS_BIN" ]]; then
+    echo "sass command not found in PATH."
+    return 1
+  fi
+  "$SASS_BIN" --embedded --version >/dev/null 2>&1 || {
+    echo "Global sass supports --embedded is not available."
+    return 1
+  }
+  ln -sf "$SASS_BIN" "$APP_DIR/ui/node_modules/.bin/sass"
+
   npm run build
 
   echo "== BUILD API =="