save code

game/index.html

@@ -63,6 +63,19 @@
     }
     @keyframes fadein{from{opacity:0}to{opacity:1}}
 
+    /* ── 操作提示栏 ── */
+    #hint{
+      position:fixed;bottom:0;left:0;right:0;z-index:70;
+      padding:12px 24px 20px;
+      text-align:center;
+      font-size:11px;letter-spacing:1.5px;color:#444;
+      background:linear-gradient(transparent,rgba(0,0,0,0.85));
+      pointer-events:none;
+      min-height:52px;
+      display:flex;align-items:flex-end;justify-content:center;
+      transition:opacity 0.4s;
+    }
+
     /* ── 调试条（开发用） ── */
     #dbg{
       display:none;
@@ -125,6 +138,7 @@
 </div>
 
 <div id="caption"></div>
+<div id="hint"></div>
 <div id="dbg"></div>
 
 <script src="js/utils.js"></script>