style(landing): update stats cards to be authentic to backend metrics and agent pipeline

frontend/src/sections/HeroSection.jsx

@@ -31,7 +31,7 @@ export default function HeroSection({ onOpenAuth, onViewWorkspace }) {
         </svg>
       ),
       value: "12.5 Sec",
-      label: "Average Investigation Speed",
+      label: "Average Agent Latency",
     },
     {
       icon: (
@@ -39,8 +39,8 @@ export default function HeroSection({ onOpenAuth, onViewWorkspace }) {
           <path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z" />
         </svg>
       ),
-      value: "100%",
-      label: "Automated Evidence Verification",
+      value: "Real-Time",
+      label: "DuckDuckGo Fact Verification",
     },
     {
       icon: (
@@ -49,8 +49,8 @@ export default function HeroSection({ onOpenAuth, onViewWorkspace }) {
           <path d="M19.07 4.93a10 10 0 0 1 0 14.14M4.93 4.93a10 10 0 0 0 0 14.14" />
         </svg>
       ),
-      value: "3 Agents",
-      label: "Parallel Agent Pipeline",
+      value: "2 Agents",
+      label: "Orchestrated Pipeline",
     },
   ];