diff --git a/web/src/components/layout/Shell.tsx b/web/src/components/layout/Shell.tsx
index 2715105..1587cef 100644
--- a/web/src/components/layout/Shell.tsx
+++ b/web/src/components/layout/Shell.tsx
@@ -5,7 +5,7 @@ export function Shell() {
   return (
     <>
       <Header />
-      <main className="mx-auto max-w-5xl px-4 py-6">
+      <main className="mx-auto max-w-7xl px-4 py-6">
         <Outlet />
       </main>
     </>
diff --git a/web/src/pages/AuthLogin.tsx b/web/src/pages/AuthLogin.tsx
index 1eea857..ac35159 100644
--- a/web/src/pages/AuthLogin.tsx
+++ b/web/src/pages/AuthLogin.tsx
@@ -84,7 +84,7 @@ export default function AuthLogin() {
             <button
               type="submit"
               disabled={loading}
-              className="w-full py-2.5 rounded-xl bg-emerald-600 text-white text-sm font-semibold hover:bg-emerald-700 disabled:opacity-60 transition-colors flex items-center justify-center gap-2 mt-2"
+              className="w-full mt-2 py-2.5 rounded-xl bg-emerald-600 text-white text-sm font-semibold hover:bg-emerald-700 disabled:opacity-60 transition-colors flex items-center justify-center gap-2"
             >
               <LogIn size={16} />
               {loading ? 'A entrar...' : 'Entrar'}
diff --git a/web/src/pages/Landing.tsx b/web/src/pages/Landing.tsx
index 09c9cf7..cd6c499 100644
--- a/web/src/pages/Landing.tsx
+++ b/web/src/pages/Landing.tsx
@@ -15,7 +15,10 @@ export default function Landing() {
   return (
     <div className="space-y-20 pb-12">
       {/* Hero */}
-      <section className="relative overflow-hidden rounded-2xl bg-slate-900 text-white px-6 py-16 md:px-14 md:py-24">
+      <section
+        className="relative overflow-hidden rounded-2xl text-white px-6 py-16 md:px-14 md:py-24"
+        style={{ background: 'linear-gradient(135deg, #0f172a 0%, #134e4a 50%, #0f172a 100%)' }}
+      >
         <div className="absolute inset-0 bg-[radial-gradient(ellipse_at_top_left,_theme(colors.emerald.900/60),_transparent_60%)]" />
         <div className="absolute inset-0 bg-[radial-gradient(ellipse_at_bottom_right,_theme(colors.teal.900/40),_transparent_60%)]" />