Update index

Author: johndowns

articles/reliability/index.yml

@@ -10,7 +10,7 @@ metadata:
   ms.author: anaharris
   author: anaharris-ms
   ms.service: azure
-  ms.date: 07/12/2022
+  ms.date: 01/28/2025
   ms.subservice: azure-reliability
 
 landingContent: 
@@ -21,10 +21,28 @@ landingContent:
         links:
           - text: Azure reliability overview
             url: overview.md
-          - text: Azure reliability guidance by service
-            url: reliability-guidance-overview.md
   # Card
-  - title: Availability zone support
+  - title: Reliability fundamentals
+    linkLists:
+      - linkListType: concept
+        links:
+          - text: Business continuity, high availability, and disaster recovery
+            url: concept-business-continuity-high-availability-disaster-recovery.md
+          - text: Shared responsibility for resiliency
+            url: concept-shared-responsibility.md
+  # Card
+  - title: Azure regions
+    linkLists:
+      - linkListType: concept
+        links:
+          - text: What are Azure regions?
+            url: concept-business-continuity-high-availability-disaster-recovery.md
+          - text: Azure region pairs and nonpaired regions
+            url: concept-shared-responsibility.md
+          - text: Multi-region solutions in nonpaired regions
+            url: regions-multi-region-nonpaired.md
+  # Card
+  - title: Azure availability zones
     linkLists:
       - linkListType: concept
         links:
@@ -41,14 +59,9 @@ landingContent:
           - text: Migrate to availability zone support
             url: availability-zones-migration-overview.md
   # Card
-  - title: Disaster recovery
+  - title: Reliability guides by service
     linkLists:
-      - linkListType: concept
+      - linkListType: overview
         links:
-          - text: Business continuity
-            url: concept-business-continuity-high-availability-disaster-recovery.md
-          - text: Cross-region replication
-            url: cross-region-replication-azure.md
-          - text: Cross-region replication for nonpaired regions
-            url: cross-region-replication-azure.md
-  
+          - text: Reliability guidance for Azure services
+            url: overview-reliability-guidance.md