fix 多个 css 加载 外部 mp3 处理

csharp/mdict/Mdx/Mdx/Readers/MdxReader.cs

@@ -105,6 +105,24 @@ namespace Mdict.Mdx.Readers
                 content = $"<style>{_cssToInject}</style>\n{content}";
             }
 
+            // Inject sound handling script
+            string soundScript = @"<script>
+document.addEventListener('click', function(e) {
+    var target = e.target;
+    while (target && target.tagName !== 'A') {
+        target = target.parentElement;
+    }
+    if (target && target.href) {
+        if (target.href.indexOf('/sound?profile_id=') !== -1 || target.href.match(/\.(mp3|wav|ogg)$/i)) {
+             e.preventDefault();
+             var audio = new Audio(target.href);
+             audio.play();
+        }
+    }
+});
+</script>";
+            content = soundScript + "\n" + content;
+
             var contentType = _contentDb.Meta.DbInfo.ContentType;
             if (contentType == ContentType.Text)
             {

csharp/mdict/Mdx/Mdx/Utils/MdxHtmlRewriter.cs

@@ -43,6 +43,17 @@ namespace Mdx.Utils
                 string newStyle = RewriteCssUrls(style, profileId, baseUrl);
                 return $"style={quote}{newStyle}{quote}";
             }, RegexOptions.IgnoreCase | RegexOptions.Singleline);
+
+            // Handle <style>...</style> content
+            string styleTagPattern = @"(<style[^>]*>)(?<content>.*?)(</style>)";
+            rewritten = Regex.Replace(rewritten, styleTagPattern, match => 
+            {
+                string open = match.Groups[1].Value;
+                string content = match.Groups["content"].Value;
+                string close = match.Groups[3].Value;
+                string newContent = RewriteCssUrls(content, profileId, baseUrl);
+                return $"{open}{newContent}{close}";
+            }, RegexOptions.IgnoreCase | RegexOptions.Singleline);
             
             return rewritten;
         }