diff --git a/static/script.js b/static/script.js
index 2cc79d07..8fcf5437 100644
--- a/static/script.js
+++ b/static/script.js
@@ -1376,10 +1376,15 @@ function renderInventoryState(state) {
   });
 
   const stats = characterStats[state.characterName] || {};
-  const burden = Number(stats.burden || 0);
   const burdenUnits = Number(stats.burden_units || 0);
-  const burdenPct = burdenUnits > 0 ? Math.max(0, Math.min(100, (burden / burdenUnits) * 100)) : 0;
-  state.burdenLabel.textContent = burdenUnits > 0 ? `${burden}/${burdenUnits}` : `${burden}`;
+  const encumbranceCapacity = Number(stats.encumbrance_capacity || 0);
+  const burdenPct = encumbranceCapacity > 0
+    ? Math.max(0, Math.min(100, (burdenUnits / encumbranceCapacity) * 100))
+    : 0;
+  state.burdenLabel.textContent = `${Math.round(burdenPct)}%`;
+  state.burdenLabel.title = burdenUnits > 0 && encumbranceCapacity > 0
+    ? `${burdenUnits}/${encumbranceCapacity}`
+    : '';
   state.burdenFill.style.height = `${burdenPct}%`;
 
   // 4. Sort containers for stable sidebar order (by unsigned item_id)