refactor(src/styles/notification): remove unused notification CSS

src/styles/notification/center_overrides.css

@@ -1,11 +1,4 @@
 /* Expanded view styles - notifications use their default styling */
-#expanded-notification-list {
-  margin-top: 8px;
-}
-
-#expanded-notification-list #notification-group-header:hover {
-  background-color: @fg-a10;
-}
 
 #notification-group-title {
   font-size: 19px;
@@ -19,12 +12,6 @@
   border-radius: apply(radius-md);
 }
 
-#notification-close-all {
-  margin: 10px 10px 10px 0;
-  background-color: @bg-a95;
-  border-radius: apply(radius-md);
-}
-
 #notif-close-button {
   background-color: transparent;
 }

src/styles/notification/center_stack.css

@@ -3,19 +3,6 @@
   margin: 4px 0;
 }
 
-/* Single notification (no stacking) */
-#single-notification-content {
-  background-color: @bg-a50;
-  border: 1.5px solid @bg-a90;
-  border-radius: apply(radius-md);
-  padding: 12px;
-  transition: all apply(transition-medium) ease;
-}
-
-#single-notification-content:hover {
-  background-color: @fg-a10;
-}
-
 /* Stacked notification container */
 #notification-stack-container {
   background-color: transparent;
@@ -70,20 +57,6 @@
   opacity: 0.5;
 }
 
-/* Collapsed notification state */
-#notification-content-collapsed {
-  background-color: @bg-a50;
-  border: 1px solid @bg-a90;
-  border-radius: apply(radius-md);
-  padding: 12px;
-  margin: 2px 0;
-  transition: all apply(transition-medium) ease;
-}
-
-#notification-content-collapsed:hover {
-  background-color: @fg-a10;
-}
-
 /* Notification count badge */
 #notification-count-label {
   background-color: @fg-a20;
@@ -94,4 +67,3 @@
   font-weight: 500;
   min-width: 16px;
 }
-

src/styles/notification/center_stacked_items.css

@@ -1,37 +1 @@
-/* Stacked notification group styles */
-.stacked-notification-group {
-  margin: 4px 0;
-}
-
-.stacked-notification-container {
-}
-
-.stacked-notification-item {
-  background-color: @bg-a50;
-  border: 1px solid @bg-a90;
-  border-radius: apply(radius-md);
-  transition: all apply(transition-slow) cubic-bezier(0.25, 0.46, 0.45, 0.94);
-}
-
-#notif-clear-btn {
-  border-radius: 10px;
-  font-size: apply(font-sm);
-  padding: 2px;
-}
-
-#notif-clear-btn:hover {
-  background-color: var(--surface-bright);
-}
-
-#stacked-notification-item:hover {
-  background-color: @fg-a10;
-}
-
-/* Stack count indicator */
-#stack-count-indicator {
-  font-size: apply(font-2xs);
-  color: @fg-a70;
-  margin: 2px 8px;
-  font-weight: 500;
-}
-
+/* Stacked notification group styles removed - unused */