diff --git a/src/app/pages/NewWorkspace.tsx b/src/app/pages/NewWorkspace.tsx
index eca9364..0c110be 100644
--- a/src/app/pages/NewWorkspace.tsx
+++ b/src/app/pages/NewWorkspace.tsx
@@ -1218,6 +1218,7 @@ function EditorArea({ colors, activeDoc, openTabs, activeTabId, closeTab, setAct
         flex: 1,
         display: 'flex',
         overflow: 'hidden',
+        minHeight: 0, // Critical: allows flex item to shrink below content size
       }}>
         {/* Main Editor Area */}
         <div style={{
@@ -1225,6 +1226,7 @@ function EditorArea({ colors, activeDoc, openTabs, activeTabId, closeTab, setAct
           overflow: 'auto',
           padding: '24px',
           transition: 'flex 0.3s ease',
+          minHeight: 0, // Critical: allows flex item to shrink
         }}>
         {activeDoc ? (
           isLocked ? (
@@ -1529,6 +1531,8 @@ function EditorArea({ colors, activeDoc, openTabs, activeTabId, closeTab, setAct
             maxWidth: structureViewExpanded ? '60%' : '500px',
             borderLeft: `1px solid ${colors.border}`,
             transition: 'all 0.3s ease',
+            minHeight: 0,
+            overflow: 'auto',
           }}>
             <DocumentStructurePanel
               content={currentMarkdownContent}