diff --git a/src/ui/styles/foundation.css b/src/ui/styles/foundation.css
index 185b256af..675ae9385 100644
--- a/src/ui/styles/foundation.css
+++ b/src/ui/styles/foundation.css
@@ -27,8 +27,10 @@
   --dock-label-font-weight: 500;
   --dock-label-letter-spacing: 0.13rem;
   --transition-smooth: 300ms cubic-bezier(0.4, 0, 0.2, 1);
-  --left-stack-x: 52px;
-  --right-rail-x: 52px;
+  /* The side stacks clear the 52px edge gutter that holds the vertical HUD
+     readout, plus the floating panel rail (42px) and its 6px gap. */
+  --left-stack-x: 100px;
+  --right-rail-x: 100px;
   --left-stack-top: 26vh;
   --left-stack-gap: 72px;
   --left-collapsed-width: 176px;