版本 1.0.0-rc8：卖货橱窗重构、收款币种、Gas 档位速度、区块自然增长、钱包持仓

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/Decentralized/WalletWindow.cs

@@ -82,9 +82,9 @@ namespace Decentralized
         /// <summary>出块动画的时间表：签名 0.8 秒，内存池 1.2 秒，打包 1 秒，每次确认 0.6 秒；拥堵时按档位放慢。</summary>
         private static float[] Timeline(int confs, double slow, bool dropped)
         {
-            var t = new List<float> { 0.8f, 0.8f + 1.2f * (float)slow };
+            var t = new List<float> { 0.8f * (float)slow, (0.8f + 1.2f) * (float)slow };
             if (dropped) { t.Add(t[1] + 1.5f * (float)slow); return t.ToArray(); }
-            t.Add(t[1] + 1.0f);
+            t.Add(t[1] + 1.0f * (float)slow);
             for (int i = 0; i < confs; i++) t.Add(t[t.Count - 1] + 0.6f * (float)slow);
             return t.ToArray();
         }