Restore top navigation click behavior

Author: kylening

docs/stylesheets/rem-theme-v5.css docs/stylesheets/rem-theme-v6.cssdocs/stylesheets/rem-theme-v5.css renamed to docs/stylesheets/rem-theme-v6.css

@@ -118,6 +118,12 @@ html:not([data-rem-theme="off"]) .md-content__inner {
   background: linear-gradient(90deg, #2d8fd3, #66bdf3 68%, #92aaf6);
 }
 
+/* Material 通过 hidden 控制页签动画，并同时关闭 pointer-events。
+   自定义主题会保留这条导航栏，因此必须恢复其交互能力。 */
+.md-tabs[hidden] {
+  pointer-events: auto;
+}
+
 .md-tabs__link {
   box-sizing: border-box;
   display: inline-flex;

mkdocs.yml

@@ -103,4 +103,4 @@ extra_javascript:
   - https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js
 
 extra_css:
-  - stylesheets/rem-theme-v5.css
+  - stylesheets/rem-theme-v6.css