add EQ网页入口

zh/docs/services_support/index.md

@@ -20,6 +20,33 @@ login: true
 </div>
 </div>
 
+<style>
+.eq-card {
+  display: block;
+  border: 2px solid #4051b5;
+  border-radius: 8px;
+  padding: 1.3em;
+  text-decoration: none;
+  color: inherit;
+  background: var(--md-default-bg-color, #fff);
+  box-shadow: 0 2px 6px rgba(0,0,0,0.12);
+  transition: border-color 0.3s, box-shadow 0.3s, transform 0.2s;
+  text-align: center;
+}
+.eq-card:hover {
+  border-color: #536dfe;
+  box-shadow: 0 0 14px 3px rgba(83,109,254,0.55);
+  transform: translateY(-2px);
+}
+.eq-card-title {
+  font-size: 1.5em;
+  font-weight: 700;
+}
+</style>
+
+<a class="eq-card" href="https://phaten-audio.com/eqgame/" target="_blank" rel="noopener">
+  <span class="eq-card-title">🎵 EQ调试网页</span>
+</a>
 
 <div class="grid cards" markdown>