diff --git a/apps/www/src/components/Hero.tsx b/apps/www/src/components/Hero.tsx
index 7324653f..b5f63dfc 100644
--- a/apps/www/src/components/Hero.tsx
+++ b/apps/www/src/components/Hero.tsx
@@ -16,20 +16,27 @@ export function Hero() {
         <div className="max-w-3xl mb-3 sm:mb-4 relative z-10">
           {/* Version Badge */}
           <div className="mb-4 sm:mb-6">
-            <div className="inline-flex flex-wrap items-center gap-1.5 sm:gap-2 px-3 sm:px-4 py-1 rounded-full bg-[rgba(185,191,255,0.4)] border border-[var(--secondary)] shadow backdrop-blur">
-              <span className="text-xs sm:text-sm font-medium text-black/65">
-                v0.4.2
-              </span>
-              <span className="text-xs sm:text-sm font-medium text-black ">
-                —
-              </span>
-              <span className="text-xs sm:text-sm font-[600] tracking-[-0.6px]! text-black leading-tight">
-                <span className="hidden sm:inline">
-                  Signals - Trace Sampling & Preference Data for Continuous Improvement
+            <Link
+              href="https://docs.planoai.dev/concepts/signals.html"
+              target="_blank"
+              rel="noopener noreferrer"
+              className="inline-flex"
+            >
+              <div className="inline-flex flex-wrap items-center gap-1.5 sm:gap-2 px-3 sm:px-4 py-1 rounded-full bg-[rgba(185,191,255,0.4)] border border-[var(--secondary)] shadow backdrop-blur hover:bg-[rgba(185,191,255,0.6)] transition-colors cursor-pointer">
+                <span className="text-xs sm:text-sm font-medium text-black/65">
+                  v0.4.2
                 </span>
-                <span className="sm:hidden">Unified /v1/responses API</span>
-              </span>
-            </div>
+                <span className="text-xs sm:text-sm font-medium text-black ">
+                  —
+                </span>
+                <span className="text-xs sm:text-sm font-[600] tracking-[-0.6px]! text-black leading-tight">
+                  <span className="hidden sm:inline">
+                    Signals: Trace Sampling & Preference Data for Continuous Improvement
+                  </span>
+                  <span className="sm:hidden">Signals: Trace Sampling & Preference Data for Continuous Improvement</span>
+                </span>
+              </div>
+            </Link>
           </div>
 
           {/* Main Heading */}