diff --git a/index.html b/index.html
index ac8d24d..5818cc8 100644
--- a/index.html
+++ b/index.html
@@ -45,6 +45,7 @@ body { font-family: var(--font-base); background: var(--color-bg); color: var(--
 .loading-box p { font-size: 16px; font-weight: 500; opacity: 0.9; }
 
 #upload-screen { min-height: 100vh; display: none; align-items: center; justify-content: center; background: linear-gradient(135deg, #0052CC 0%, #0070F3 100%); }
+#login-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #0052CC 0%, #0070F3 100%); }
 .upload-box { background: #fff; border-radius: 20px; padding: 48px 56px; text-align: center; max-width: 480px; width: 90%; box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
 .upload-logo { display: inline-flex; align-items: center; justify-content: center; width: 64px; height: 64px; background: var(--color-brand); color: #fff; font-size: 24px; font-weight: 700; border-radius: 16px; margin-bottom: 20px; }
 .upload-box h1 { font-size: 22px; font-weight: 700; margin-bottom: 8px; }