diff --git a/desktop/src/main/resources/org/example/petshopdesktop/main-layout-view.fxml b/desktop/src/main/resources/org/example/petshopdesktop/main-layout-view.fxml
index bbd78692..4e1cee6f 100644
--- a/desktop/src/main/resources/org/example/petshopdesktop/main-layout-view.fxml
+++ b/desktop/src/main/resources/org/example/petshopdesktop/main-layout-view.fxml
@@ -91,7 +91,7 @@
                            </padding>
                         </Label>
 
-                        <Button fx:id="btnAnalytics" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnAnalyticsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="📊 Analytics" textFill="#cbd5e1">
+                        <Button fx:id="btnAnalytics" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnAnalyticsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Analytics" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -99,7 +99,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnSalesHistory" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnSalesHistoryClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="💰 Sales History" textFill="#cbd5e1">
+                        <Button fx:id="btnSalesHistory" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnSalesHistoryClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Sales History" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -107,7 +107,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnAppointments" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnAppointmentsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="📅 Appointments" textFill="#cbd5e1">
+                        <Button fx:id="btnAppointments" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnAppointmentsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Appointments" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -115,7 +115,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnServices" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnServicesClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="✂️ Services" textFill="#cbd5e1">
+                        <Button fx:id="btnServices" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnServicesClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Services" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -123,7 +123,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnChat" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnChatClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="💬 Chat" textFill="#cbd5e1">
+                        <Button fx:id="btnChat" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnChatClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Chat" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -143,7 +143,7 @@
                            </padding>
                         </Label>
 
-                        <Button fx:id="btnPets" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnPetsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="🐾 Pets" textFill="#cbd5e1">
+                        <Button fx:id="btnPets" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnPetsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Pets" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -151,7 +151,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnAdoptions" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnAdoptionsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="🏠 Adoptions" textFill="#cbd5e1">
+                        <Button fx:id="btnAdoptions" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnAdoptionsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Adoptions" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -159,7 +159,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnProducts" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnProductsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="📦 Products" textFill="#cbd5e1">
+                        <Button fx:id="btnProducts" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnProductsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Products" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -179,7 +179,7 @@
                            </padding>
                         </Label>
 
-                        <Button fx:id="btnInventory" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnInventoryClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="📋 Inventory" textFill="#cbd5e1">
+                        <Button fx:id="btnInventory" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnInventoryClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Inventory" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -187,7 +187,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnSuppliers" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnSuppliersClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="🚛 Suppliers" textFill="#cbd5e1">
+                        <Button fx:id="btnSuppliers" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnSuppliersClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Suppliers" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -195,7 +195,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnProductSuppliers" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnProductSuppliersClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="🔗 Product-Suppliers" textFill="#cbd5e1">
+                        <Button fx:id="btnProductSuppliers" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnProductSuppliersClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Product-Suppliers" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -203,7 +203,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnPurchaseOrders" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnPurchaseOrdersClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="📝 Purchase Orders" textFill="#cbd5e1">
+                        <Button fx:id="btnPurchaseOrders" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnPurchaseOrdersClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Purchase Orders" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -211,7 +211,7 @@
                               <Insets bottom="8.0" left="10.0" right="10.0" top="8.0" />
                            </padding>
                         </Button>
-                        <Button fx:id="btnStaffAccounts" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnStaffAccountsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="👥 Staff Accounts" textFill="#cbd5e1">
+                        <Button fx:id="btnStaffAccounts" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnStaffAccountsClicked" style="-fx-background-color: transparent; -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Staff Accounts" textFill="#cbd5e1">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>
@@ -220,7 +220,7 @@
                            </padding>
                         </Button>
 
-                        <Button fx:id="btnLogout" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnLogoutClicked" style="-fx-background-color: rgba(255,255,255,0.08); -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="🚪 Logout" textFill="#e2e8f0">
+                        <Button fx:id="btnLogout" alignment="CENTER_LEFT" maxWidth="Infinity" mnemonicParsing="false" onAction="#btnLogoutClicked" style="-fx-background-color: rgba(255,255,255,0.08); -fx-background-radius: 8; -fx-cursor: hand; -fx-focus-color: transparent; -fx-faint-focus-color: transparent;" text="Logout" textFill="#e2e8f0">
                            <font>
                               <Font name="System" size="12.0" />
                            </font>