Structural changes

src/layout/BreadcrumbBar.tsx

@@ -29,6 +29,7 @@ const campaignRouteLabels: Record<string, string> = {
   "global-settings": "Global settings",
   fields: "Fields",
   recipients: "Recipients",
+  "recipient-data": "Recipient data",
   template: "Template",
   files: "Attachments",
   attachments: "Attachments",
@@ -50,6 +51,7 @@ const topLevelRouteLabels: Record<string, string> = {
   dashboard: "Dashboard",
   templates: "Templates",
   files: "Files",
+  "address-book": "Address Book",
   reports: "Reports",
   settings: "Settings",
   admin: "Admin",

src/layout/IconRail.tsx

@@ -1,13 +1,13 @@
-import { Form, FileText, Folder, LayoutDashboard, MailCheck, Settings, Shield, Users } from "lucide-react";
+import { FileText, Folder, Form, LayoutDashboard, MailCheck, Settings, Shield, Users } from "lucide-react";
 import { NavLink } from "react-router-dom";
 
 const items = [
   { to: "/dashboard", label: "Dashboard", icon: LayoutDashboard },
   { to: "/campaigns", label: "Campaigns", icon: MailCheck },
-  { to: "/templates", label: "Templates", icon: Form },
   { to: "/files", label: "Files", icon: Folder },
+  { to: "/address-book", label: "Address Book", icon: Users },
+  { to: "/templates", label: "Templates", icon: Form },
   { to: "/reports", label: "Reports", icon: FileText },
-  { to: "/settings", label: "Settings", icon: Settings },
   { to: "/admin", label: "Admin", icon: Shield }
 ];
 
@@ -26,7 +26,9 @@ export default function IconRail({ compact = false }: { compact?: boolean }) {
             ))}
           </nav>
           <div className="icon-rail-bottom">
-            <Users size={18} />
+            <NavLink to="/settings" className={({ isActive }) => `icon-nav-item ${isActive ? "active" : ""}`} title="Settings">
+              <Settings size={20} />
+            </NavLink>
           </div>
         </>
       )}

src/layout/SectionSidebar.tsx

@@ -5,6 +5,7 @@ const campaignItems: { id: CampaignWorkspaceSection; label: string }[] = [
   { id: "fields", label: "Fields" },
   { id: "files", label: "Attachments" },
   { id: "recipients", label: "Recipients" },
+  { id: "recipient-data", label: "Recipient data" },
   { id: "template", label: "Template" },
 ];