diff --git a/components/LandingPage.tsx b/components/LandingPage.tsx
index 3db4587..ce375dd 100644
--- a/components/LandingPage.tsx
+++ b/components/LandingPage.tsx
@@ -43,7 +43,7 @@ export function LandingPage() {
           icon={<Shield className="w-6 h-6 text-emerald-500" />}
           title="Private Root CA"
           description="Your own sovereign Certificate Authority. Trusted by your devices, unreachable by the public internet."
-          link="/guide/concepts"
+          link="/guide/concepts/pki-undamentals"
         />
         <FeatureCard 
           icon={<Globe className="w-6 h-6 text-blue-500" />}
diff --git a/pages/guide/concepts/trust-architecture.mdx b/pages/guide/concepts/trust-architecture.mdx
index a933afb..2da666d 100644
--- a/pages/guide/concepts/trust-architecture.mdx
+++ b/pages/guide/concepts/trust-architecture.mdx
@@ -3,7 +3,7 @@ import { GitGraph, Shield, FileX, Network } from 'lucide-react'
 
 # Trust Architecture
 
-While the [Fundamentals](/guide/concepts) page explains *what* PKI is, this page explains *how* the hierarchy is structured to ensure security and scalability.
+While the [Fundamentals](/guide/concepts/pki-undamentals) page explains *what* PKI is, this page explains *how* the hierarchy is structured to ensure security and scalability.
 
 ## The Hierarchy of Authority
 
diff --git a/pages/guide/index.mdx b/pages/guide/index.mdx
index dde0c3f..d196aa5 100644
--- a/pages/guide/index.mdx
+++ b/pages/guide/index.mdx
@@ -11,7 +11,7 @@ TrustLab is a private Certificate Authority (CA) designed to secure your interna
 <Cards>
   <Card icon={<Rocket />} title="Install Root CA" href="/guide/getting-started/install-root-ca" arrow />
   <Card icon={<HardDriveDownload />} title="Generate Certificate" href="/guide/certificates/request-new" arrow />
-  <Card icon={<ShieldCheck />} title="Core Concepts (PKI)" href="/guide/concepts" arrow />
+  <Card icon={<ShieldCheck />} title="Core Concepts (PKI)" href="/guide/concepts/pki-undamentals" arrow />
 </Cards>
 
 ## Guide Structure
@@ -19,7 +19,7 @@ TrustLab is a private Certificate Authority (CA) designed to secure your interna
 This documentation is organized as follows:
 
 *   [**Getting Started**](/guide/getting-started/install-root-ca): Setup Root CA and access the dashboard.
-*   [**Core Concepts**](/guide/concepts): Understand the "Two Lanes of Trust" (Public vs Private PKI).
+*   [**Core Concepts**](/guide/concepts/pki-undamentals): Understand the "Two Lanes of Trust" (Public vs Private PKI).
 *   [**Certificate Operations**](/guide/certificates/request-new): Request, Download, Renew, and Revoke certificates.
 *   [**Integrations**](/guide/integrations/web-servers): Configure Nginx, IIS, and S/MIME.
 *   [**Troubleshooting**](/guide/troubleshooting/browser-errors): Resolve common browser errors like `NET::ERR_CERT_AUTHORITY_INVALID`.