Fix table header structure and CNAME trailing newline

Co-authored-by: LeeGoDamn <243561453+LeeGoDamn@users.noreply.github.com>

Author: Copilot

docs/CNAME

@@ -1 +1 @@
-ccap.work
+ccap.work

docs/index.html

@@ -461,11 +461,13 @@
             display: block;
         }
 
-        html[lang="en"] .lang-en-inline {
+        html[lang="en"] .lang-en-inline,
+        html[lang="en"] span.lang-en {
             display: inline;
         }
 
-        html[lang="zh"] .lang-zh-inline {
+        html[lang="zh"] .lang-zh-inline,
+        html[lang="zh"] span.lang-zh {
             display: inline;
         }
     </style>
@@ -732,12 +734,9 @@ <h2 class="section-title lang-zh">系统要求</h2>
             <table class="requirements-table">
                 <thead>
                     <tr>
-                        <th class="lang-en">Platform</th>
-                        <th class="lang-zh">平台</th>
-                        <th class="lang-en">Compiler</th>
-                        <th class="lang-zh">编译器</th>
-                        <th class="lang-en">Requirements</th>
-                        <th class="lang-zh">要求</th>
+                        <th><span class="lang-en">Platform</span><span class="lang-zh">平台</span></th>
+                        <th><span class="lang-en">Compiler</span><span class="lang-zh">编译器</span></th>
+                        <th><span class="lang-en">Requirements</span><span class="lang-zh">要求</span></th>
                     </tr>
                 </thead>
                 <tbody>