diff --git a/.gitignore b/.gitignore
index 858c840..3a65b7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,3 +16,5 @@ coverage/
 .vercel/
 .turbo/
 next-env.d.ts
+.vercel
+.env*.local
diff --git a/frontend/src/App.tsx b/frontend/src/App.tsx
index 7706255..0fa27bd 100644
--- a/frontend/src/App.tsx
+++ b/frontend/src/App.tsx
@@ -3,7 +3,6 @@
 import { useEffect, useState, useMemo, useCallback, lazy, Suspense } from "react";
 import type { CSSProperties } from "react";
 import { useData } from "./data/useData";
-import Masthead from "./components/Masthead";
 import Hero from "./components/Hero";
 import StatsBanner from "./components/StatsBanner";
 import ControlBar from "./components/ControlBar";
@@ -165,7 +164,6 @@ export default function App() {
   if (loading) {
     return (
       <>
-        {!isIframed && <Masthead />}
         <Hero />
         <div style={styles.loading} role="status" aria-live="polite">
           <div style={styles.spinner} />
@@ -178,7 +176,6 @@ export default function App() {
   if (error) {
     return (
       <>
-        {!isIframed && <Masthead />}
         <Hero />
         <div style={styles.error}>
           <p>Error loading data: {error}</p>
@@ -189,7 +186,6 @@ export default function App() {
 
   return (
     <>
-      {!isIframed && <Masthead />}
       <Hero />
       <StatsBanner
         totalCost={stats.totalCost}