diff --git a/resources/js/chat-room/shop-controls.js b/resources/js/chat-room/shop-controls.js
index 2134954..d6fa2f4 100644
--- a/resources/js/chat-room/shop-controls.js
+++ b/resources/js/chat-room/shop-controls.js
@@ -548,16 +548,10 @@ async function confirmAndBuyItem(item) {
         }
     }
 
-    // 个性装扮支持多份购买（叠加天数），弹出数量选择
-    if (DECORATION_TYPE_TO_SLOT[item.type] && item.type !== "sign_repair") {
-        quantity = await window.promptQuantity?.(`购买多份【${item.name}】可叠加天数\n已激活的同款续购自动延长，无需一次买满`, 1, 99) ?? 1;
-        if (quantity === null || quantity === undefined) {
-            return;
-        }
-    }
-
     const validityText = buildValidityText(item);
-    const confirmMessage = `确认花费 💰 ${Number(Number(item.price || 0) * quantity).toLocaleString()} 金币购买\n【${item.name}】${quantity > 1 ? ` × ${quantity}` : ""}${validityText ? `\n${validityText}` : ""}\n\n确定购买吗？`;
+    const isDecoration = DECORATION_TYPE_TO_SLOT[item.type] && item.type !== "sign_repair";
+    const stackingHint = isDecoration ? "\\n\\n💡 已激活的同款续购自动叠加天数，可多次购买" : "";
+    const confirmMessage = `确认花费 💰 ${Number(Number(item.price || 0) * quantity).toLocaleString()} 金币购买\\n【${item.name}】${quantity > 1 ? ` × ${quantity}` : ""}${validityText ? `\\n${validityText}` : ""}${stackingHint}\\n\\n确定购买吗？`;
     const confirmed = await confirmShopPurchase(confirmMessage);
 
     if (confirmed) {