diff --git a/app/src/static/style.css b/app/src/static/style.css
index 16ac819..d7c4761 100644
--- a/app/src/static/style.css
+++ b/app/src/static/style.css
@@ -33,8 +33,8 @@ body {
 }
 
 .auth-card {
-    width: min(100%, 460px);
-    padding: clamp(1.75rem, 5vw, 3.5rem);
+    width: min(100%, 760px);
+    padding: clamp(1.75rem, 4vw, 3.25rem) clamp(1.75rem, 6vw, 4.5rem);
     background: var(--paper);
     border: 1px solid rgba(24, 59, 86, 0.12);
     border-radius: 1rem;
@@ -53,16 +53,24 @@ body {
     margin: 0;
     color: var(--navy);
     font-family: Georgia, serif;
-    font-size: clamp(2rem, 6vw, 3.4rem);
+    font-size: clamp(2rem, 5vw, 3.2rem);
     font-weight: 500;
-    line-height: 1.05;
+    line-height: 1.1;
 }
 
 .auth-card h1 span {
     display: block;
+    white-space: nowrap;
+}
+
+@media (max-width: 420px) {
+    .auth-card h1 span {
+        white-space: normal;
+    }
 }
 
 .auth-intro {
+    max-width: 480px;
     margin: 1.25rem 0 2rem;
     color: var(--muted-ink);
     line-height: 1.6;
@@ -71,6 +79,7 @@ body {
 #auth-form {
     display: grid;
     gap: 1rem;
+    width: min(100%, 420px);
 }
 
 #auth-form .form-group {