diff --git a/packages/dashboard/index.html b/packages/dashboard/index.html
index 34a5749..aa57dc3 100644
--- a/packages/dashboard/index.html
+++ b/packages/dashboard/index.html
@@ -414,11 +414,11 @@
     .panel::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
     .panel-close {
       position: absolute; top: 0.75rem; right: 0.75rem;
-      background: rgba(255,255,255,0.14); border: 1.5px solid rgba(255,255,255,0.28);
-      color: rgba(255,255,255,0.92); width: 38px; height: 38px; border-radius: 8px;
+      background: #e8e8f0; border: 1.5px solid #c0c0cc;
+      color: #1a1a2e; width: 38px; height: 38px; border-radius: 8px;
       cursor: pointer; font-size: 1.3rem; font-weight: 700;
       display: flex; align-items: center; justify-content: center;
-      transition: all 0.2s; box-shadow: 0 2px 10px rgba(0,0,0,0.35); z-index: 10;
+      transition: all 0.2s; box-shadow: 0 2px 8px rgba(0,0,0,0.12); z-index: 10;
     }
     .panel-close:hover { background: var(--accent); color: #fff; border-color: var(--accent); box-shadow: 0 2px 12px rgba(255,102,0,0.4); }
     .panel-title {