Add ClustrMaps visitor globe to Misc section

Embed interactive 3D ClustrMaps globe widget showing visitor geographic
distribution. Includes visitor-map-wrap styles for consistent card layout.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: zlyfunction

index.html

@@ -478,6 +478,24 @@
             margin: 0;
         }
 
+        /* ── Visitor Map ── */
+        .visitor-map-wrap {
+            margin-top: 28px;
+            background: var(--color-surface);
+            border: 1px solid var(--color-border);
+            border-radius: 10px;
+            padding: 20px 22px;
+            text-align: center;
+        }
+
+        .visitor-map-wrap .visitor-map-title {
+            font-family: var(--font-serif);
+            font-size: 1.0rem;
+            font-weight: 600;
+            color: var(--color-text);
+            margin: 0 0 14px;
+        }
+
         /* ── Footer ── */
         footer {
             border-top: 1px solid var(--color-border);
@@ -753,6 +771,12 @@ <h2 class="section-title">Miscellaneous</h2>
                     </p>
                 </a>
             </div>
+
+            <!-- Visitor Map -->
+            <div class="visitor-map-wrap">
+                <p class="visitor-map-title">🌍 Visitor Map</p>
+                <script type="text/javascript" id="clstr_globe" src="//clustrmaps.com/globe.js?d=arcatCn0ugLf9IMRjX9XS0DxrnVI2foDkzLsjoPlEMM"></script>
+            </div>
         </section>
 
         <!-- Contact -->