diff --git a/.changeset/tasty-toes-smile.md b/.changeset/tasty-toes-smile.md
new file mode 100644
index 0000000000000..c1a13bd9c0f16
--- /dev/null
+++ b/.changeset/tasty-toes-smile.md
@@ -0,0 +1,5 @@
+---
+'@node-core/ui-components': patch
+---
+
+Use the available viewport width for article navigation on wide screens.
diff --git a/packages/ui-components/src/Containers/Article/index.module.css b/packages/ui-components/src/Containers/Article/index.module.css
index 8d3dccdfd9a8f..0f7b18afa1f04 100644
--- a/packages/ui-components/src/Containers/Article/index.module.css
+++ b/packages/ui-components/src/Containers/Article/index.module.css
@@ -7,7 +7,8 @@
     ml:grid-rows-[1fr]
     ml:overflow-visible
     ml:[grid-template-areas:'sidebar_main''sidebar_footer']
-    3xl:grid-cols-[--spacing(80)_1fr_--spacing(80)]
+    3xl:grid-cols-[1fr_--spacing(256)_1fr]
+    3xl:max-w-none
     mx-auto
     block
     w-full