diff --git a/src/features/chat/ui/shell.tsx b/src/features/chat/ui/shell.tsx
index 0805052b..820ef1af 100644
--- a/src/features/chat/ui/shell.tsx
+++ b/src/features/chat/ui/shell.tsx
@@ -95,8 +95,6 @@ function ensureShellDom(container: HTMLElement): void {
   unmountSlotRoots(container);
   container.replaceChildren();
   shellSlots.toolbar.create(container);
-  const body = ensureBody(container);
-  body.createDiv({ cls: "codex-panel__slot codex-panel__slot--config" });
   shellSlots.messages.create(container);
   shellSlots.composer.create(container);
 }
diff --git a/src/styles/30-chat-layout.css b/src/styles/30-chat-layout.css
index 7d3a7088..4cf6fe30 100644
--- a/src/styles/30-chat-layout.css
+++ b/src/styles/30-chat-layout.css
@@ -1,7 +1,7 @@
 .codex-panel__body {
   flex: 1 1 auto;
   display: grid;
-  grid-template-rows: auto 1fr auto;
+  grid-template-rows: 1fr auto;
   min-width: 0;
   min-height: 0;
 }
@@ -15,20 +15,12 @@
   overflow: hidden;
 }
 
-.codex-panel__config {
-  min-width: 0;
-  max-width: 100%;
-  padding: var(--codex-panel-section-gap);
-  border-bottom: var(--codex-panel-divider);
-  color: var(--codex-panel-text-muted);
-  font-size: var(--font-ui-small);
-}
-
 .codex-panel__toolbar-panel .codex-panel__config {
   margin-top: var(--codex-panel-panel-gap);
   padding: var(--codex-panel-item-gap) 0 0;
   border-top: var(--codex-panel-divider-muted);
-  border-bottom: 0;
+  color: var(--codex-panel-text-muted);
+  font-size: var(--font-ui-small);
 }
 
 .codex-panel__toolbar-panel .codex-panel__config-title {
@@ -98,11 +90,7 @@
 }
 
 .codex-panel__config-list {
-  margin: var(--codex-panel-section-gap) 0 0;
   overflow: hidden;
-  border: var(--codex-panel-border);
-  border-radius: var(--codex-panel-card-radius);
-  background: var(--codex-panel-surface);
 }
 
 .codex-panel__config-row {
diff --git a/tests/features/chat/ui/shell.test.tsx b/tests/features/chat/ui/shell.test.tsx
index 6792e71c..e3e2b03d 100644
--- a/tests/features/chat/ui/shell.test.tsx
+++ b/tests/features/chat/ui/shell.test.tsx
@@ -27,6 +27,7 @@ describe("ChatPanelShell", () => {
     expect(container.textContent).toContain("Idle");
     expect(container.textContent).toContain("0");
     expect(container.textContent).toContain("ready");
+    expect(container.querySelector(".codex-panel__slot--config")).toBeNull();
 
     await act(async () => {
       unmountChatPanelShell(container);