diff --git a/client/pages/internal-docs/InternalDocsLayout.tsx b/client/pages/internal-docs/InternalDocsLayout.tsx
new file mode 100644
index 00000000..054fe7f6
--- /dev/null
+++ b/client/pages/internal-docs/InternalDocsLayout.tsx
@@ -0,0 +1,300 @@
+import { useState } from "react";
+import { Link, useLocation, Navigate } from "react-router-dom";
+import { Menu, X, ChevronRight, Lock, Home } from "lucide-react";
+import { useAuth } from "@/contexts/AuthContext";
+
+interface NavSpace {
+  id: string;
+  title: string;
+  emoji: string;
+  description: string;
+  pages: NavPage[];
+}
+
+interface NavPage {
+  title: string;
+  path: string;
+  description?: string;
+}
+
+const spaces: NavSpace[] = [
+  {
+    id: "space1",
+    title: "START HERE",
+    emoji: "🚀",
+    description: "For All New Members",
+    pages: [
+      {
+        title: "Welcome",
+        path: "/internal-docs",
+        description: "Welcome to AeThex Ecosystem",
+      },
+      {
+        title: "Axiom Model",
+        path: "/internal-docs/axiom-model",
+        description: "Our 3-entity structure",
+      },
+      {
+        title: "Find Your Role",
+        path: "/internal-docs/find-your-role",
+        description: "Who are you in the ecosystem?",
+      },
+    ],
+  },
+  {
+    id: "space2",
+    title: "ECOSYSTEM-WIDE",
+    emoji: "🌍",
+    description: "Universal Rules",
+    pages: [
+      {
+        title: "Code of Conduct",
+        path: "/internal-docs/code-of-conduct",
+        description: "How we act",
+      },
+      {
+        title: "Communication Protocol",
+        path: "/internal-docs/communication",
+        description: "Discord, Slack, meetings",
+      },
+      {
+        title: "Meeting Cadence",
+        path: "/internal-docs/meetings",
+        description: "When & how we meet",
+      },
+      {
+        title: "Brand & Voice",
+        path: "/internal-docs/brand",
+        description: "How we talk publicly",
+      },
+      {
+        title: "Tech Stack",
+        path: "/internal-docs/tech-stack",
+        description: "Tools we use",
+      },
+    ],
+  },
+  {
+    id: "space3",
+    title: "THE FOUNDATION",
+    emoji: "🏛️",
+    description: "The Guardian",
+    pages: [
+      {
+        title: "Governance Model",
+        path: "/internal-docs/foundation-governance",
+        description: "The Parliament",
+      },
+      {
+        title: "Open-Source Protocol",
+        path: "/internal-docs/foundation-protocol",
+        description: "The AI Foundry",
+      },
+      {
+        title: "Community Programs",
+        path: "/internal-docs/foundation-programs",
+        description: "The University",
+      },
+    ],
+  },
+  {
+    id: "space4",
+    title: "THE CORP",
+    emoji: "⚙️",
+    description: "The Engine",
+    pages: [
+      {
+        title: "Product & Engineering",
+        path: "/internal-docs/corp-product",
+        description: "Development lifecycle",
+      },
+      {
+        title: "Product Blueprints",
+        path: "/internal-docs/corp-blueprints",
+        description: "The Factory",
+      },
+      {
+        title: "Client & Sales Ops",
+        path: "/internal-docs/corp-clients",
+        description: "Client onboarding & hiring",
+      },
+      {
+        title: "Platform Strategy",
+        path: "/internal-docs/corp-platform",
+        description: "The Monolith",
+      },
+    ],
+  },
+  {
+    id: "space5",
+    title: "PEOPLE & FINANCE",
+    emoji: "👥",
+    description: "Back Office",
+    pages: [
+      {
+        title: "Onboarding",
+        path: "/internal-docs/onboarding",
+        description: "New hire handbook",
+      },
+      {
+        title: "Finance & Payments",
+        path: "/internal-docs/finance",
+        description: "Invoicing & expenses",
+      },
+    ],
+  },
+];
+
+interface InternalDocsLayoutProps {
+  children: React.ReactNode;
+  title?: string;
+  description?: string;
+}
+
+export default function InternalDocsLayout({
+  children,
+  title,
+  description,
+}: InternalDocsLayoutProps) {
+  const { user, loading } = useAuth();
+  const [sidebarOpen, setSidebarOpen] = useState(false);
+  const location = useLocation();
+
+  if (loading) {
+    return (
+      <div className="min-h-screen bg-slate-950 text-white flex items-center justify-center">
+        <div className="text-center">
+          <div className="w-12 h-12 border-4 border-blue-500 border-t-transparent rounded-full animate-spin mx-auto mb-4"></div>
+          <p>Loading...</p>
+        </div>
+      </div>
+    );
+  }
+
+  if (!user) {
+    return <Navigate to="/login" replace />;
+  }
+
+  const isCurrentPage = (path: string) => location.pathname === path;
+
+  return (
+    <div className="min-h-screen bg-gradient-to-br from-slate-950 via-slate-900 to-slate-950 text-slate-100">
+      {/* Sidebar */}
+      <aside
+        className={`fixed inset-y-0 left-0 z-30 w-72 bg-slate-900 border-r border-slate-700 overflow-y-auto transition-all duration-300 ${
+          sidebarOpen ? "translate-x-0" : "-translate-x-full md:translate-x-0"
+        }`}
+      >
+        {/* Header */}
+        <div className="p-6 border-b border-slate-700 sticky top-0 bg-slate-900">
+          <Link
+            to="/internal-docs"
+            className="flex items-center gap-3 mb-6"
+            onClick={() => setSidebarOpen(false)}
+          >
+            <Lock className="h-5 w-5 text-blue-400" />
+            <div>
+              <div className="font-bold text-sm text-white">Internal Hub</div>
+              <div className="text-xs text-slate-400">Operations & Docs</div>
+            </div>
+          </Link>
+
+          <Link
+            to="/"
+            className="inline-flex items-center gap-2 px-3 py-2 rounded-lg text-sm font-medium text-slate-300 hover:text-white hover:bg-slate-800 transition-colors w-full justify-center"
+          >
+            <Home className="h-4 w-4" />
+            Back to Site
+          </Link>
+        </div>
+
+        {/* Spaces Navigation */}
+        <nav className="p-4 space-y-6">
+          {spaces.map((space) => (
+            <div key={space.id}>
+              <div className="flex items-center gap-2 mb-3 px-2">
+                <span className="text-lg">{space.emoji}</span>
+                <div>
+                  <div className="text-xs font-semibold text-blue-400 uppercase tracking-wider">
+                    {space.title}
+                  </div>
+                  <div className="text-xs text-slate-500">{space.description}</div>
+                </div>
+              </div>
+
+              <div className="space-y-1 pl-2">
+                {space.pages.map((page) => (
+                  <Link
+                    key={page.path}
+                    to={page.path}
+                    onClick={() => setSidebarOpen(false)}
+                    className={`block px-3 py-2 rounded-lg text-sm transition-all group ${
+                      isCurrentPage(page.path)
+                        ? "bg-blue-600 text-white font-medium"
+                        : "text-slate-400 hover:text-slate-200 hover:bg-slate-800"
+                    }`}
+                  >
+                    <div className="font-medium">{page.title}</div>
+                    {page.description && (
+                      <div className="text-xs text-slate-500 group-hover:text-slate-400">
+                        {page.description}
+                      </div>
+                    )}
+                  </Link>
+                ))}
+              </div>
+            </div>
+          ))}
+        </nav>
+
+        {/* Footer Info */}
+        <div className="p-4 border-t border-slate-700 space-y-2 text-xs text-slate-500">
+          <p>🔒 Internal only - Requires authentication</p>
+          <p>Last updated: {new Date().toLocaleDateString()}</p>
+        </div>
+      </aside>
+
+      {/* Main Content */}
+      <main className="md:ml-72">
+        {/* Mobile Header */}
+        <div className="md:hidden sticky top-0 z-20 border-b border-slate-700 bg-slate-900/95 backdrop-blur p-4 flex items-center justify-between">
+          <button
+            onClick={() => setSidebarOpen(!sidebarOpen)}
+            className="p-2 hover:bg-slate-800 rounded-lg transition-colors"
+          >
+            {sidebarOpen ? <X className="h-5 w-5" /> : <Menu className="h-5 w-5" />}
+          </button>
+          <Link
+            to="/"
+            className="text-sm font-medium text-blue-400 hover:text-blue-300"
+          >
+            ← Back
+          </Link>
+        </div>
+
+        <div className="p-6 md:p-8 max-w-4xl">
+          {title && (
+            <div className="mb-8">
+              <h1 className="text-4xl font-bold text-white mb-2">{title}</h1>
+              {description && (
+                <p className="text-lg text-slate-400">{description}</p>
+              )}
+            </div>
+          )}
+
+          <div className="prose prose-invert max-w-none">{children}</div>
+        </div>
+
+        {/* Footer */}
+        <footer className="border-t border-slate-700 bg-slate-900/50 mt-12">
+          <div className="max-w-4xl mx-auto px-6 md:px-8 py-8">
+            <p className="text-sm text-slate-500">
+              © 2025 AeThex. This is an internal operations hub. Information
+              here is confidential and for authorized personnel only.
+            </p>
+          </div>
+        </footer>
+      </main>
+    </div>
+  );
+}