diff --git a/src/lib/components/publications/Publication.svelte b/src/lib/components/publications/Publication.svelte
index 00d1cac..f6bbacb 100644
--- a/src/lib/components/publications/Publication.svelte
+++ b/src/lib/components/publications/Publication.svelte
@@ -265,9 +265,7 @@
     <!-- Table of contents -->
     {#if publicationType !== "blog" && !isLeaf}
       <Sidebar
-        class="z-10 ml-4 bg-transparent sticky top-[162px] h-[calc(100vh-165px)] overflow-y-auto
-               border border-s-4 rounded border-primary-200 dark:border-primary-800
-               dark:bg-primary-1000"
+        class="z-10 ml-4 bg-transparent sticky top-[162px] h-[calc(100vh-165px)] overflow-y-auto"
         activeUrl={`#${activeAddress ?? ""}`}
         classes={{
           div: 'bg-transparent',
@@ -276,17 +274,19 @@
         }}
       >
         <SidebarWrapper>
-          <TableOfContents
-            {rootAddress}
-            {toc}
-            depth={2}
-            onSectionFocused={(address: string) => publicationTree.setBookmark(address)}
-            onLoadMore={() => {
-            if (!isLoading && !isDone && publicationTree) {
-              loadMore(4);
-            }
-          }}
-            />
+          {#if $publicationColumnVisibility.toc}
+            <TableOfContents
+              {rootAddress}
+              {toc}
+              depth={2}
+              onSectionFocused={(address: string) => publicationTree.setBookmark(address)}
+              onLoadMore={() => {
+              if (!isLoading && !isDone && publicationTree) {
+                loadMore(4);
+              }
+            }}
+              />
+          {/if}
         </SidebarWrapper>
       </Sidebar>
     {/if}
@@ -295,7 +295,7 @@
       <!-- Default publications -->
       {#if $publicationColumnVisibility.main}
         <!-- Remove overflow-auto so page scroll drives it -->
-        <div class="flex flex-col p-4 space-y-4 max-w-2xl flex-grow-2">
+        <div class="flex flex-col p-4 space-y-4 max-w-3xl flex-grow-2 mx-auto">
           <div
             class="card-leather bg-highlight dark:bg-primary-800 p-4 mb-4 rounded-lg border"
           >
@@ -371,9 +371,10 @@
 
     {#if $publicationColumnVisibility.discussion}
       <Sidebar
-        class="z-10 ml-4 bg-transparent sticky top-[162px] h-[calc(100vh-165px)] overflow-y-auto
-               border border-s-4 rounded border-primary-200 dark:border-primary-800
-               dark:bg-primary-1000"
+        class="z-10 ml-4 sticky top-[162px] h-[calc(100vh-165px)] overflow-y-auto"
+        classes={{
+          div: 'bg-transparent'
+        }}
       >
         <SidebarWrapper>
           <SidebarGroup>
diff --git a/src/lib/stores.ts b/src/lib/stores.ts
index 2b6bd13..3cefe7c 100644
--- a/src/lib/stores.ts
+++ b/src/lib/stores.ts
@@ -21,7 +21,7 @@ const defaultVisibility: PublicationLayoutVisibility = {
   blog: true,
   main: true,
   inner: false,
-  discussion: true,
+  discussion: false,
   editing: false,
 };
 
diff --git a/src/routes/publication/[type]/[identifier]/+page.svelte b/src/routes/publication/[type]/[identifier]/+page.svelte
index e7bedd9..abad926 100644
--- a/src/routes/publication/[type]/[identifier]/+page.svelte
+++ b/src/routes/publication/[type]/[identifier]/+page.svelte
@@ -3,7 +3,6 @@
   import type { PageProps } from "./$types";
   import { onDestroy, onMount, setContext } from "svelte";
   import Processor from "asciidoctor";
-  import ArticleNav from "$components/util/ArticleNav.svelte";
   import { SveltePublicationTree } from "$lib/components/publications/svelte_publication_tree.svelte";
   import { TableOfContents } from "$lib/components/publications/table_of_contents.svelte";
   import { page } from "$app/state";
@@ -180,12 +179,6 @@
 {#if indexEvent && publicationTree && toc}
   {@const debugInfo = `indexEvent: ${!!indexEvent}, publicationTree: ${!!publicationTree}, toc: ${!!toc}`}
   {@const debugElement = console.debug('[Publication] Rendering publication with:', debugInfo)}
-  <ArticleNav
-    publicationType={data.publicationType}
-    rootId={indexEvent.id}
-    indexEvent={indexEvent}
-  />
-
     <Publication
       rootAddress={indexEvent.tagAddress()}
       publicationType={data.publicationType}
@@ -222,4 +215,4 @@
       <p class="text-gray-600 dark:text-gray-400">Loading publication...</p>
     </div>
   </main>
-{/if} 
\ No newline at end of file
+{/if}