diff --git a/wasm/repl/repl.css b/wasm/repl/repl.css
index 6cc0a75..5cdc8c7 100644
--- a/wasm/repl/repl.css
+++ b/wasm/repl/repl.css
@@ -1,12 +1,10 @@
 /* lumbda repl — grid-only layout. Inherits palette + base from style.css. */
 
 body.repl {
-  /* Body scrolls naturally. The prompt-bar is position: fixed so it
-   * stays glued to the viewport bottom; the transcript reserves bottom
-   * padding equal to the prompt-bar height so its last line isn't hidden
-   * underneath. */
-  min-height: 100vh;
-  overflow: auto;
+  /* Plain document flow — no min-height, no overflow. The page scrolls
+   * naturally when content exceeds the viewport; the prompt-bar uses
+   * position: sticky so it stays glued to the bottom of the viewport in
+   * that case, and sits right under the transcript otherwise. */
 }
 
 /* ─── Lock screen overlay ──────────────────────────────────────── */
diff --git a/www/repl/repl.css b/www/repl/repl.css
index 6cc0a75..5cdc8c7 100644
--- a/www/repl/repl.css
+++ b/www/repl/repl.css
@@ -1,12 +1,10 @@
 /* lumbda repl — grid-only layout. Inherits palette + base from style.css. */
 
 body.repl {
-  /* Body scrolls naturally. The prompt-bar is position: fixed so it
-   * stays glued to the viewport bottom; the transcript reserves bottom
-   * padding equal to the prompt-bar height so its last line isn't hidden
-   * underneath. */
-  min-height: 100vh;
-  overflow: auto;
+  /* Plain document flow — no min-height, no overflow. The page scrolls
+   * naturally when content exceeds the viewport; the prompt-bar uses
+   * position: sticky so it stays glued to the bottom of the viewport in
+   * that case, and sits right under the transcript otherwise. */
 }
 
 /* ─── Lock screen overlay ──────────────────────────────────────── */