diff --git a/frontend/src/styles.css b/frontend/src/styles.css
index 13624b1..b073999 100644
--- a/frontend/src/styles.css
+++ b/frontend/src/styles.css
@@ -116,6 +116,7 @@ a { color: var(--primary); }
   display: grid;
   grid-template-columns: 240px 1fr;
   min-height: 100vh;
+  min-height: 100dvh;
   transition: grid-template-columns .2s ease;
 }
 .app-shell.sidebar-collapsed { grid-template-columns: 56px 1fr; }
@@ -128,6 +129,7 @@ a { color: var(--primary); }
   display: flex;
   flex-direction: column;
   height: 100vh;
+  height: 100dvh;
   position: sticky;
   top: 0;
   overflow: hidden;