fix: size inventory window to fit mana rows

Grow the inventory window and mana panel dynamically based on tracked item count so all mana entries remain visible without introducing a scrollable panel.

static/script.js

@@ -1533,6 +1533,7 @@ function renderInventoryManaPanel(state) {
   if (!state || !state.manaListBody || !state.manaSummary) return;
 
   const items = getManaTrackedItems(state);
+  adjustInventoryLayoutForMana(state, items.length);
   state.manaListBody.innerHTML = '';
 
   if (items.length === 0) {
@@ -1590,6 +1591,23 @@ function renderInventoryManaPanel(state) {
   });
 }
 
+function adjustInventoryLayoutForMana(state, itemCount) {
+  if (!state || !state.windowEl || !state.topSection || !state.manaPanel) return;
+
+  const baseWindowHeight = 520;
+  const baseTopHeight = 264;
+  const basePanelHeight = 260;
+  const visibleRowsAtBase = 9;
+  const rowHeight = 22;
+
+  const extraRows = Math.max(0, itemCount - visibleRowsAtBase);
+  const extraHeight = extraRows * rowHeight;
+
+  state.topSection.style.height = `${baseTopHeight + extraHeight}px`;
+  state.manaPanel.style.height = `${basePanelHeight + extraHeight}px`;
+  state.windowEl.style.height = `${baseWindowHeight + extraHeight}px`;
+}
+
 function showInventoryWindow(name) {
   debugLog('showInventoryWindow called for:', name);
   const windowId = `inventoryWindow-${name}`;
@@ -1730,8 +1748,10 @@ function showInventoryWindow(name) {
   });
 
   win._inventoryState = {
+    windowEl: win,
     items: [],
     activePack: null,
+    topSection: topSection,
     slotMap: slotMap,
     equipGrid: equipGrid,
     itemGrid: itemGrid,
@@ -1739,6 +1759,7 @@ function showInventoryWindow(name) {
     burdenFill: burdenFill,
     burdenLabel: burdenLabel,
     contentsHeader: contentsHeader,
+    manaPanel: manaPanel,
     manaSummary: manaSummary,
     manaListBody: manaListBody,
     characterName: name