diff --git a/backend/main.py b/backend/main.py
index bc3f106..ccf969b 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -410,7 +410,7 @@ async def serve_media(path: str, request: _Request):
         raise _HE(404, "Nicht gefunden.")
     return _media_response(filepath)
 
-APP_VER = "990"  # muss mit APP_VER in app.js übereinstimmen
+APP_VER = "991"  # muss mit APP_VER in app.js übereinstimmen
 
 @app.get("/.well-known/assetlinks.json")
 async def assetlinks():
diff --git a/backend/static/js/app.js b/backend/static/js/app.js
index 4cd3b61..7fdd413 100644
--- a/backend/static/js/app.js
+++ b/backend/static/js/app.js
@@ -3,7 +3,7 @@
    Router, State-Management, Navigation, Initialisierung.
    ============================================================ */
 
-const APP_VER     = '990'; // ← bei jedem Deploy mit Frontend-Änderungen erhöhen
+const APP_VER     = '991'; // ← bei jedem Deploy mit Frontend-Änderungen erhöhen
 const APP_VERSION = '1.6.0'; // ← semantische Version, wird bei make release gesetzt
 const IS_STAGING  = location.hostname === 'staging.banyaro.app';
 // Cache-Bust-Parameter nach Update-Reload sofort entfernen
diff --git a/backend/static/js/pages/lost.js b/backend/static/js/pages/lost.js
index e4be5d8..6f8fe0c 100644
--- a/backend/static/js/pages/lost.js
+++ b/backend/static/js/pages/lost.js
@@ -60,10 +60,13 @@ window.Page_lost = (() => {
     _stylesInjected = true;
     const s = document.createElement('style');
     s.textContent = `
-      @keyframes by-lost-ping {
-        0%   { transform: scale(0.9); opacity: 0.7; }
-        70%  { transform: scale(2.2); opacity: 0;   }
-        100% { transform: scale(2.2); opacity: 0;   }
+      @keyframes by-lost-pulse-r {
+        0%,100% { box-shadow: 0 0 0 0 rgba(231,76,60,.55), 0 2px 6px rgba(0,0,0,.3); }
+        50%     { box-shadow: 0 0 0 11px rgba(231,76,60,0), 0 2px 6px rgba(0,0,0,.3); }
+      }
+      @keyframes by-lost-pulse-p {
+        0%,100% { box-shadow: 0 0 0 0 rgba(217,119,6,.55), 0 2px 6px rgba(0,0,0,.3); }
+        50%     { box-shadow: 0 0 0 11px rgba(217,119,6,0), 0 2px 6px rgba(0,0,0,.3); }
       }
     `;
     document.head.appendChild(s);
@@ -165,6 +168,7 @@ window.Page_lost = (() => {
   // KARTE INITIALISIEREN
   // ----------------------------------------------------------
   function _initMap() {
+    _injectStyles();
     const mapEl = document.getElementById('lost-map');
     if (!mapEl || !window.L || _map) return;
 
@@ -293,29 +297,21 @@ window.Page_lost = (() => {
   // ----------------------------------------------------------
   function _renderMarkers() {
     if (!_map || !window.L) return;
-    _injectStyles();
     _markers.forEach(m => _map.removeLayer(m));
     _markers = [];
 
     _reports.forEach(r => {
-      const dotColor  = r._isPending ? '#d97706' : '#e74c3c';
-      const ringColor = r._isPending ? 'rgba(217,119,6,0.35)' : 'rgba(231,76,60,0.35)';
+      const dotColor = r._isPending ? '#d97706' : '#e74c3c';
+      const anim     = r._isPending ? 'by-lost-pulse-p' : 'by-lost-pulse-r';
       const icon = L.divIcon({
         className : '',
-        html      : `
-          <div style="position:relative;width:44px;height:44px">
-            <div style="position:absolute;inset:0;border-radius:50%;
-                        background:${ringColor};
-                        animation:by-lost-ping 1.5s ease-out infinite"></div>
-            <div style="position:absolute;top:5px;left:5px;
+        html      : `<div style="background:${dotColor};color:#fff;border-radius:50%;
                         width:34px;height:34px;
-                        background:${dotColor};color:#fff;border-radius:50%;
                         display:flex;align-items:center;justify-content:center;
-                        font-size:17px;box-shadow:0 2px 6px rgba(0,0,0,.35);
-                        border:2px solid #fff">🐕</div>
-          </div>`,
-        iconSize   : [44, 44],
-        iconAnchor : [22, 22],
+                        font-size:17px;border:2px solid #fff;
+                        animation:${anim} 1.8s ease-in-out infinite">🐕</div>`,
+        iconSize   : [34, 34],
+        iconAnchor : [17, 17],
       });
 
       const distStr = r.distanz_m !== undefined
@@ -472,6 +468,7 @@ window.Page_lost = (() => {
   // DETAIL-MODAL
   // ----------------------------------------------------------
   function _openDetail(r) {
+    if (r._isPending) return; // Pending-Einträge haben keine Server-ID
     const isOwn   = _appState.user && _appState.user.id === r.user_id;
     const isAdmin = _appState.user?.rolle === 'admin';
     const distStr = r.distanz_m !== undefined
@@ -754,19 +751,24 @@ window.Page_lost = (() => {
           client_time  : API.clientNow(),
         };
 
-        if (!navigator.onLine) {
-          const pending = _addPending(payload);
-          pending.distanz_m = _userPos
-            ? Math.round(_haversine(_userPos.lat, _userPos.lon, pending.lat, pending.lon))
-            : 0;
-          UI.modal.close();
-          UI.toast.success('Offline gespeichert — wird synchronisiert sobald Verbindung besteht.');
-          _loadReports();
-          return;
+        let created;
+        try {
+          created = await API.lost.report(payload);
+        } catch (netErr) {
+          // Netzwerkfehler (TypeError = fetch failed) → offline speichern
+          if (netErr instanceof TypeError || !navigator.onLine) {
+            const pending = _addPending(payload);
+            pending.distanz_m = _userPos
+              ? Math.round(_haversine(_userPos.lat, _userPos.lon, pending.lat, pending.lon))
+              : 0;
+            UI.modal.close();
+            UI.toast.success('Offline gespeichert — wird synchronisiert sobald Verbindung besteht.');
+            _loadReports();
+            return;
+          }
+          throw netErr; // API-Fehler (z.B. 422) → weitergeben
         }
 
-        const created = await API.lost.report(payload);
-
         // Foto hochladen
         if (photoInput?.files[0]) {
           try {
diff --git a/backend/static/sw.js b/backend/static/sw.js
index ab84e7a..d451c5b 100644
--- a/backend/static/sw.js
+++ b/backend/static/sw.js
@@ -3,7 +3,7 @@
    Offline-Cache + Push Notifications + Tile-Cache
    ============================================================ */
 
-const CACHE_VERSION = 'by-v990';
+const CACHE_VERSION = 'by-v991';
 const CACHE_STATIC  = `${CACHE_VERSION}-static`;
 const CACHE_TILES   = 'ban-yaro-tiles-v1';  // bleibt über SW-Updates erhalten
 const CACHE_API     = 'ban-yaro-api-v1';    // API-Response-Cache