diff --git a/demo/index.html b/demo/index.html
index 8208ace4a..7f3cf5f06 100644
--- a/demo/index.html
+++ b/demo/index.html
@@ -638,6 +638,8 @@ <h1 class="text-3xl sm:text-4xl lg:text-5xl font-extrabold text-white tracking-t
             <span class="bg-gradient-to-r from-brand-400 via-accent-cyan to-accent-violet bg-clip-text text-transparent">AI agents act</span>.
           </h1>
 
+          <p class="text-white font-semibold text-base sm:text-lg leading-relaxed mb-2">
+            A deterministic check on recorded workflow state, not the agent's say-so.</p>
           <p class="text-slate-300 text-base sm:text-lg leading-relaxed mb-3">
             Check an agent's proposed action against recorded workflow state and explicit prerequisites before it commits. When a required step is missing, the agent gets a structured answer that says what to run first, or to stop and ask a person.</p>
           <p class="text-slate-400 text-sm leading-relaxed mb-6">