diff --git a/src/css/chat.css b/src/css/chat.css
index 5e6b510..c41e2bb 100644
--- a/src/css/chat.css
+++ b/src/css/chat.css
@@ -492,8 +492,6 @@
   color: var(--fg);
   white-space: pre-wrap;
   word-break: break-word;
-  max-height: 250px;
-  overflow-y: auto;
   background: var(--bg-card);
   padding: 10px;
   border-radius: var(--radius);
diff --git a/src/css/layout.css b/src/css/layout.css
index 72d608e..1381ce1 100644
--- a/src/css/layout.css
+++ b/src/css/layout.css
@@ -17,6 +17,8 @@
   background: color-mix(in oklab, var(--bg-base) 90%, transparent);
   backdrop-filter: blur(16px);
   border-bottom: 1px solid var(--border);
+  transform: translateZ(0);
+  will-change: backdrop-filter;
 }
 
 .topbar-left {