diff --git a/client/custom/css/erstgespraech-highlight.css b/client/custom/css/erstgespraech-highlight.css
new file mode 100644
index 00000000..8b8d2fc7
--- /dev/null
+++ b/client/custom/css/erstgespraech-highlight.css
@@ -0,0 +1,26 @@
+/* Hervorhebung für vorzuschießende Kosten I. Instanz */
+.detail .cell[data-name="vorzusch1Instanz"] {
+    background-color: #d4edda; /* Hellgrün */
+    padding: 10px;
+    border-left: 4px solid #28a745; /* Grüner Rand links */
+    border-radius: 4px;
+}
+
+.detail .cell[data-name="vorzusch1Instanz"] .numeric-text {
+    font-weight: bold;
+    color: #155724; /* Dunkelgrün */
+    font-size: 1.1em;
+}
+
+.detail .cell[data-name="vorzusch1Instanz"] .label-text {
+    font-weight: 600;
+    color: #155724;
+}
+
+/* Auch im Edit-Modus hervorheben */
+.edit .cell[data-name="vorzusch1Instanz"] {
+    background-color: #d4edda;
+    padding: 10px;
+    border-left: 4px solid #28a745;
+    border-radius: 4px;
+}
diff --git a/custom/Espo/Custom/Resources/metadata/app/client.json b/custom/Espo/Custom/Resources/metadata/app/client.json
new file mode 100644
index 00000000..fda7e2ff
--- /dev/null
+++ b/custom/Espo/Custom/Resources/metadata/app/client.json
@@ -0,0 +1,6 @@
+{
+    "cssList": [
+        "__APPEND__",
+        "client/custom/css/erstgespraech-highlight.css"
+    ]
+}
diff --git a/data/config.php b/data/config.php
index 3f08738c..3dd42c8e 100644
--- a/data/config.php
+++ b/data/config.php
@@ -349,8 +349,8 @@ return [
     0 => 'youtube.com',
     1 => 'google.com'
   ],
-  'cacheTimestamp' => 1769197660,
-  'microtime' => 1769197660.902776,
+  'cacheTimestamp' => 1769198038,
+  'microtime' => 1769198038.586617,
   'siteUrl' => 'https://crm.bitbylaw.com',
   'fullTextSearchMinLength' => 4,
   'appTimestamp' => 1768843902,