refine multi-code detail entry

lib/pages/boxing_page.dart

@@ -1604,13 +1604,13 @@ class _BoxingPageState extends State<BoxingPage> {
             ),
           ),
           const SizedBox(width: 10),
-          _buildSingleDetailButton(detailEnabled, colorScheme),
+          _buildDetailButton(detailEnabled, colorScheme),
         ],
       ),
     );
   }
 
-  Widget _buildSingleDetailButton(bool enabled, ColorScheme colorScheme) {
+  Widget _buildDetailButton(bool enabled, ColorScheme colorScheme) {
     final foreground = enabled ? colorScheme.primary : Colors.grey.shade400;
     final background = enabled ? Colors.blue.shade50 : Colors.grey.shade100;
     final border = enabled ? colorScheme.primary : Colors.grey.shade300;
@@ -2217,24 +2217,8 @@ class _BoxingPageState extends State<BoxingPage> {
               ],
             ),
           ),
-          // Detail link
-          TextButton(
-            onPressed: hasDetail ? _openDetail : null,
-            style: TextButton.styleFrom(
-              padding: const EdgeInsets.symmetric(horizontal: 4),
-              minimumSize: Size.zero,
-              tapTargetSize: MaterialTapTargetSize.shrinkWrap,
-            ),
-            child: Text(
-              '详情',
-              style: TextStyle(
-                fontSize: 11,
-                color: hasDetail
-                    ? Theme.of(context).colorScheme.primary
-                    : Colors.grey.shade400,
-              ),
-            ),
-          ),
+          const SizedBox(width: 10),
+          _buildDetailButton(hasDetail, Theme.of(context).colorScheme),
         ],
       ),
     );