Bottom Tab Bar Visibility Adjustment

Nucleic-Session: 747527BF-AEE9-4939-BE70-A14F1F3BBBA8
Co-authored-by: Nucleic <[email protected]>

NucleicRemote/NucleicRemote/Views/SessionsView.swift

@@ -114,22 +114,22 @@ struct SessionsView: View {
         }
     }
 
-    /// The circular plus button, styled to match the transcript's jump-to-bottom FAB: an accent
-    /// disc with a soft shadow, floated clear of the connection chip.
+    /// The circular plus button, on Liquid Glass rather than a solid teal disc — an accent-tinted
+    /// glyph over a translucent glass circle so it reads as a floating control, not a stamped
+    /// button. Sits low over the list, clear of the connection chip.
     private var newChatButton: some View {
         Button {
             showNewChat = true
         } label: {
             Image(systemName: "plus")
                 .font(.system(size: 22, weight: .semibold))
-                .foregroundStyle(.white)
+                .foregroundStyle(Palette.accent)
                 .frame(width: 56, height: 56)
-                .background(Palette.accent, in: .circle)
-                .shadow(color: .black.opacity(0.25), radius: 6, y: 2)
+                .glassCircle()
         }
         .buttonStyle(.plain)
         .padding(.trailing, 20)
-        .padding(.bottom, 20)
+        .padding(.bottom, 6)
         .accessibilityLabel("New chat")
     }