diff --git a/app/blog/page.tsx b/app/blog/page.tsx
index d2f2854..832efdf 100644
--- a/app/blog/page.tsx
+++ b/app/blog/page.tsx
@@ -109,7 +109,11 @@ export default async function BlogOverviewPage({
           // -mt-8, not pt-10 — pulls the card up to slightly overlap the
           // hero section's bottom edge instead of sitting flush below it.
           // relative z-10 keeps it stacked above the hero's own photo.
-          <Reveal delay={0.1} className="relative z-10 w-full px-[var(--layout-padding-x)] -mt-8 pb-4">
+          // key'd for the same reason as RevealGroup below — guards against
+          // the same stuck-at-opacity-0 failure mode if a future filter
+          // combination ever swaps in a *different* featured post without
+          // an intervening moment where `featured` was falsy.
+          <Reveal key={featured.id} delay={0.1} className="relative z-10 w-full px-[var(--layout-padding-x)] -mt-8 pb-4">
             <Link
               href={`/blog/${featured.slug}`}
               className="group grid grid-cols-1 sm:grid-cols-2 w-full max-w-[80rem] mx-auto rounded-md overflow-hidden bg-bg-muted transition-transform duration-300 hover:-translate-y-1"
@@ -151,7 +155,23 @@ export default async function BlogOverviewPage({
         )}
 
         {rest.length > 0 && (
-          <RevealGroup className="flex flex-col w-full max-w-[80rem] mx-auto px-[var(--layout-padding-x)] py-6 divide-y divide-border">
+          // key'd on the rendered post set — RevealGroup's `whileInView`
+          // only fires once per component instance (viewport.once=true),
+          // and a category-filter change re-renders this same page
+          // component in place (only `searchParams` differs, no full
+          // remount). Since `rest.length > 0` stays true across most
+          // filter transitions, RevealGroup itself never naturally
+          // unmounts, so once it has already fired "show" for one
+          // filter's list, freshly swapped-in RevealItems (new post ids)
+          // mount into an already-settled parent that has no reason to
+          // re-fire the reveal trigger — they were stuck at opacity 0
+          // forever, reported as the list appearing blank after refiltering.
+          // Forcing a remount on every distinct post set restarts
+          // RevealGroup's viewport tracking from scratch each time.
+          <RevealGroup
+            key={rest.map((post) => post.id).join(",")}
+            className="flex flex-col w-full max-w-[80rem] mx-auto px-[var(--layout-padding-x)] py-6 divide-y divide-border"
+          >
             {rest.map((post) => (
               <RevealItem key={post.id} className="py-8 first:pt-0 last:pb-0">
                 <Link href={`/blog/${post.slug}`} className="group flex flex-col sm:flex-row gap-6 items-start">