diff --git a/wwwroot/styles.css b/wwwroot/styles.css
index ce89168..e3608ed 100644
--- a/wwwroot/styles.css
+++ b/wwwroot/styles.css
@@ -58,6 +58,9 @@
   gap: 16px;
   align-items: start;
 }
+.suggest-grid .card-grid {
+  grid-template-columns: 1fr;
+}
 
 .phase-header {
   background: rgba(255, 255, 255, 0.9);
@@ -80,6 +83,7 @@
   border-radius: 14px;
   padding: 16px;
   box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
+  margin-bottom: 16px;
 }
 
 .card h2 { margin-top: 0; margin-bottom: 8px; }
@@ -131,8 +135,6 @@ button.ghost { background: transparent; border-color: #d5c7b5; color: #2c1c0d; }
   min-height: 220px;
 }
 
-.subcard { margin-top: 16px; }
-
 @media (max-width: 1200px) {
   .grid { min-width: auto; width: 100%; }
   .suggest-grid { grid-template-columns: 1fr; }