diff --git a/website/src/content/docs/learning-hub/index.md b/website/src/content/docs/learning-hub/index.md
index 86f8ac50..d06359d7 100644
--- a/website/src/content/docs/learning-hub/index.md
+++ b/website/src/content/docs/learning-hub/index.md
@@ -6,7 +6,7 @@ hero:
   tagline: 'Curated articles, walkthroughs, and reference material to help you unlock everything you can do with GitHub Copilot'
   actions:
     - text: Start with Fundamentals
-      link: /learning-hub/what-are-agents-skills-instructions/
+      link: what-are-agents-skills-instructions/
       icon: right-arrow
 sidebar:
   hidden: true
diff --git a/website/src/styles/starlight-overrides.css b/website/src/styles/starlight-overrides.css
index 0761c39c..ec6489af 100644
--- a/website/src/styles/starlight-overrides.css
+++ b/website/src/styles/starlight-overrides.css
@@ -41,10 +41,14 @@
   --sl-color-black: #f0f0f5;
 }
 
-/* ── Sidebar active item ───────────────────────────────────── */
+/* ── Sidebar readability ───────────────────────────────────── */
+nav[aria-label="Main"] a {
+  font-weight: 500 !important;
+}
+
 nav[aria-label="Main"] a[aria-current="page"] {
-  color: var(--sl-color-white) !important;
-  font-weight: 600;
+  color: var(--sl-color-text-invert) !important;
+  font-weight: 600 !important;
   border-inline-start-color: var(--sl-color-accent) !important;
 }