refactor: improve punctuation consistency and add spacing in multiple components

- Replaced em dashes with commas in AgentPro descriptions for "Local Execution" and "Private Data Access"
- Changed em dash to comma in CloudPros description for better readability
- Removed em dash in NetworkUsecases "Service-to-Service Networking" description
- Added bottom spacing elements to NodeBenefits with border styling and padding

src/pages/agents/AgentPro.tsx

@@ -6,7 +6,7 @@ const highlights = [
     label: "Local Execution",
     title: "Agents run entirely inside your environment.",
     description:
-      "Models, logic, and memory stay within your own trusted hardware—never behind third-party APIs.",
+      "Models, logic, and memory stay within your own trusted hardware, never behind third-party APIs.",
   },
   {
     label: "Mesh Connectivity",
@@ -18,7 +18,7 @@ const highlights = [
     label: "Private Data Access",
     title: "They use your data without sending it elsewhere.",
     description:
-      "Your datasets, embeddings, and context never leave your boundaries—processing stays local.",
+      "Your datasets, embeddings, and context never leave your boundaries. Processing stays local.",
   },
   {
     label: "Portability",