fix: Improve ChatWidget text visibility and ActivityFeed loading state

- Fix ChatWidget tooltip text being cut off (add z-index and shadow)
- Fix ChatWidget header text overflow with truncate classes
- Add loading state for ActivityFeed so it's visible on production while fetching
- Ensure ActivityFeed shows even when data is loading

app/components/ActivityFeed.tsx

@@ -1198,6 +1198,45 @@ export default function ActivityFeed() {
     );
   }
 
+  // Show loading state if tracking is enabled but no data yet
+  // This ensures the component is visible on production even while loading
+  if (!data && isTrackingEnabled) {
+    return (
+      <div className="fixed bottom-4 right-4 md:bottom-6 md:right-6 flex flex-col items-end gap-3 z-40 font-sans pointer-events-none w-[280px] sm:w-[320px] max-w-[calc(100vw-2rem)]">
+        <motion.div
+          initial={{ scale: 0, opacity: 0 }}
+          animate={{ scale: 1, opacity: 1 }}
+          className="pointer-events-auto bg-black/90 backdrop-blur-2xl border border-white/10 rounded-2xl shadow-2xl overflow-hidden w-full"
+        >
+          <div className="w-full px-4 py-3 flex items-center justify-between">
+            <div className="flex items-center gap-3">
+              <div className="relative">
+                <Activity size={18} className="text-white" />
+              </div>
+              <div className="text-left">
+                <h3 className="text-sm font-bold text-white">Live Activity</h3>
+                <p className="text-[10px] text-white/50">Loading...</p>
+              </div>
+            </div>
+            <div className="flex items-center gap-2">
+              <button
+                onClick={(e) => {
+                  e.stopPropagation();
+                  toggleTracking();
+                }}
+                className="p-1.5 hover:bg-white/10 rounded-lg transition-colors"
+                title="Disable activity tracking"
+                aria-label="Disable tracking"
+              >
+                <Eye size={14} className="text-white/60 hover:text-white" />
+              </button>
+            </div>
+          </div>
+        </motion.div>
+      </div>
+    );
+  }
+
   if (!data) return null;
 
   const activeCount = [