修复资源卡片缩放控件裁剪

将卡片容器改为可见溢出，避免逆缩放徽标和媒体控件在低缩放时被截断

保留视觉内容层的溢出裁剪并继承卡片圆角

apps/ai-game-creator-shell/src/styles.css

@@ -5869,7 +5869,7 @@ iframe.preview-frame {
   height: var(--resource-card-height);
   min-height: var(--resource-card-height);
   padding: 0;
-  overflow: hidden;
+  overflow: visible;
   border: 1px solid #eadbd4;
   border-radius: 12px;
   background: #fff;
@@ -5912,6 +5912,7 @@ iframe.preview-frame {
   inset: 0;
   display: grid;
   overflow: hidden;
+  border-radius: inherit;
   background: linear-gradient(145deg, #fffaf6, #f6ece6);
   color: #c46a40;
   place-items: center;