diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index 734a320..40ce7aa 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -1033,7 +1033,7 @@ checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
 [[package]]
 name = "mangalord"
-version = "0.21.0"
+version = "0.21.1"
 dependencies = [
  "anyhow",
  "argon2",
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 46884cd..d893a5a 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "mangalord"
-version = "0.21.0"
+version = "0.21.1"
 edition = "2021"
 
 [lib]
diff --git a/frontend/package.json b/frontend/package.json
index d4417b4..c69faa6 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mangalord-frontend",
-  "version": "0.21.0",
+  "version": "0.21.1",
   "private": true,
   "type": "module",
   "scripts": {
diff --git a/frontend/src/routes/manga/[id]/chapter/[n]/+page.svelte b/frontend/src/routes/manga/[id]/chapter/[n]/+page.svelte
index bde11f0..b576a0b 100644
--- a/frontend/src/routes/manga/[id]/chapter/[n]/+page.svelte
+++ b/frontend/src/routes/manga/[id]/chapter/[n]/+page.svelte
@@ -574,14 +574,14 @@
 {/if}
 
 <style>
-    /* Sticky under the fixed layout header. The bar takes its natural
-       box at the top of `main`; once the reader scrolls past, it
-       sticks just below where the layout header sits in the viewport.
-       Focus mode slides it up off-screen via a transform AND clips its
-       height to 0 so the chapter pages get the full top of the viewport. */
+    /* Sticky directly under the fixed layout header. `top: var(--app-header-h)`
+       pins the bar's top edge to the bottom edge of the layout
+       header so it never slides under it. Focus mode slides it up
+       off-screen via a transform AND clips its height to 0 so the
+       chapter pages get the full top of the viewport. */
     .reader-nav {
         position: sticky;
-        top: calc(var(--app-header-h, 60px) - var(--space-4));
+        top: var(--app-header-h);
         z-index: 10;
         display: flex;
         justify-content: space-between;