diff --git a/backup_trilium.sh b/backup_trilium.sh
index f25a2e8..157661f 100644
--- a/backup_trilium.sh
+++ b/backup_trilium.sh
@@ -50,6 +50,22 @@ cd $DEST || exit 1
 ls -1t trilium_*.db 2>/dev/null | tail -n +$((GARDER+1)) | while read f; do rm -f "$f"; done
 
 chmod 600 "$CIBLE"
+# 5. Push off-site vers Proton Drive (n echoue PAS le backup local si KO)
+REMOTE="proton:Backups/trilium"
+OFFSITE="offsite:KO"
+if command -v rclone >/dev/null 2>&1; then
+  if rclone copy "$CIBLE" "$REMOTE/" --max-duration 5m >/dev/null 2>&1; then
+    # rotation distante : garder les N plus recents
+    rclone lsf "$REMOTE/" 2>/dev/null | grep '^trilium_.*\.db$' | sort -r | tail -n +$((GARDER+1)) | while read f; do
+      rclone deletefile "$REMOTE/$f" >/dev/null 2>&1
+    done
+    NBREMOTE=$(rclone lsf "$REMOTE/" 2>/dev/null | grep -c '^trilium_.*\.db$')
+    OFFSITE="offsite:OK($NBREMOTE)"
+  fi
+else
+  OFFSITE="offsite:rclone-absent"
+fi
+
 TAILLE=$(du -h "$CIBLE" | cut -f1)
 RESTANT=$(ls -1 trilium_*.db 2>/dev/null | wc -l)
-echo "OK $CIBLE ($TAILLE, $NBNOTES notes, $RESTANT backups conserves)"
+echo "OK $CIBLE ($TAILLE, $NBNOTES notes, $RESTANT locaux, $OFFSITE)"