refactor: Update ExpandIcon to accept isActive prop for dynamic rendering; enhance ThroughputSummary and SimulationPlayer components with getAvatarColor for consistent color usage; improve styles across simulation and visualization components for better layout and responsiveness

app/src/styles/pages/realTimeViz.scss

@@ -177,8 +177,6 @@
 
   .panel {
     position: absolute;
-    // background: var(--background-color);
-    // box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
     transition: all 0.3s ease;
     border-radius: 6px;
     overflow: auto;
@@ -415,7 +413,7 @@
     }
 
     path {
-      stroke: var(--text-color);
+      stroke: var(--text-button-color);
       stroke-width: 2;
     }
   }
@@ -920,8 +918,6 @@
 
 // Add button
 
-.extra-Bs {}
-
 .extra-Bs-addopening {
   animation: slideDown 0.3s ease forwards;
 }