diff --git a/apps/ui/src/styles/global.css b/apps/ui/src/styles/global.css
index 5fbfbf03..351007db 100644
--- a/apps/ui/src/styles/global.css
+++ b/apps/ui/src/styles/global.css
@@ -929,7 +929,8 @@
 }
 
 @keyframes edge-glow {
-  0%, 100% {
+  0%,
+  100% {
     filter: drop-shadow(0 0 2px var(--status-in-progress));
   }
   50% {
@@ -954,7 +955,8 @@
 
 /* Node animations */
 @keyframes pulse-subtle {
-  0%, 100% {
+  0%,
+  100% {
     box-shadow: 0 0 0 0 var(--status-in-progress);
   }
   50% {
@@ -1009,6 +1011,14 @@
   right: -6px;
 }
 
+/* Node base styling - override React Flow defaults */
+.graph-canvas .react-flow__node {
+  background: transparent !important;
+  border: none !important;
+  box-shadow: none !important;
+  padding: 0 !important;
+}
+
 /* Selection styles */
 .graph-canvas .react-flow__node.selected {
   outline: none;