diff --git a/lib/rdoc/generator/template/darkfish/class.rhtml b/lib/rdoc/generator/template/darkfish/class.rhtml
index 6c64ba6c98..26652cada9 100644
--- a/lib/rdoc/generator/template/darkfish/class.rhtml
+++ b/lib/rdoc/generator/template/darkfish/class.rhtml
@@ -101,35 +101,42 @@
       <div id="<%= method.aref %>" class="method-detail <%= method.is_alias_for ? "method-alias" : '' %>">
         <div class="method-header">
           <%- if (call_seq = method.call_seq) then -%>
-          <%-   call_seq.strip.split("\n").each_with_index do |call_seq, i| -%>
-          <div class="method-heading">
-            <span class="method-callseq">
-              <%= h(call_seq.strip.
-                    gsub( /^\w+\./m, '')).
-                    gsub(/(.*)[-=]&gt;/, '\1&rarr;') %>
-            </span>
-            <%- if i == 0 and method.token_stream then -%>
-            <span class="method-click-advice">click to toggle source</span>
+            <%- call_seq.strip.split("\n").each_with_index do |call_seq, i| -%>
+              <div class="method-heading">
+                <span class="method-callseq">
+                  <%= h(call_seq.strip.
+                        gsub( /^\w+\./m, '')).
+                        gsub(/(.*)[-=]&gt;/, '\1&rarr;') %>
+                </span>
+              </div>
             <%- end -%>
-          </div>
-          <%-   end -%>
           <%- elsif method.has_call_seq? then -%>
-          <div class="method-heading">
-            <span class="method-name"><%= h method.name %></span>
-          </div>
+            <div class="method-heading">
+              <span class="method-name"><%= h method.name %></span>
+            </div>
           <%- else -%>
-          <div class="method-heading">
-            <span class="method-name"><%= h method.name %></span><span
-              class="method-args"><%= h method.param_seq %></span>
-            <%- if method.token_stream then -%>
-            <span class="method-click-advice">click to toggle source</span>
-            <%- end -%>
-          </div>
+            <div class="method-heading">
+              <span class="method-name"><%= h method.name %></span>
+              <span class="method-args"><%= h method.param_seq %></span>
+            </div>
           <%- end -%>
         </div>
 
+        <%- if method.token_stream -%>
+          <div class="method-controls">
+            <details class="method-source-toggle">
+              <summary>Source</summary>
+            </details>
+          </div>
+        <%- end -%>
+
         <%- unless method.skip_description? then -%>
         <div class="method-description">
+          <%- if method.token_stream then -%>
+          <div class="method-source-code" id="<%= method.html_name %>-source">
+            <pre><%= method.markup_code %></pre>
+          </div>
+          <%- end -%>
           <%- if method.comment then -%>
           <%= method.description.strip %>
           <%- else -%>
@@ -144,12 +151,6 @@
               %>
             </div>
           <%- end -%>
-
-          <%- if method.token_stream then -%>
-          <div class="method-source-code" id="<%= method.html_name %>-source">
-            <pre><%= method.markup_code %></pre>
-          </div>
-          <%- end -%>
         </div>
         <%- end -%>
 
diff --git a/lib/rdoc/generator/template/darkfish/css/rdoc.css b/lib/rdoc/generator/template/darkfish/css/rdoc.css
index 7a42e62522..c53cbd4082 100644
--- a/lib/rdoc/generator/template/darkfish/css/rdoc.css
+++ b/lib/rdoc/generator/template/darkfish/css/rdoc.css
@@ -22,6 +22,7 @@
   --link-hover-color: #25a28a;  /* A slightly brighter teal-green */
   --border-color: #e0e0e0;
   --sidebar-text-color: #2c3e50;  /* Dark blue-gray for contrast */
+  --source-code-background-color: #e8f0eb;
 
   /* Font family variables */
   --font-primary: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
@@ -596,6 +597,10 @@ main .method-source-code {
   transition-timing-function: ease-in-out;
 }
 
+main .method-source-code pre {
+  background: var(--source-code-background-color);
+}
+
 main .method-source-code.active-menu {
   visibility: visible;
   max-height: 100vh;
@@ -608,12 +613,15 @@ main .method-description .method-calls-super {
 
 main .method-detail {
   margin-bottom: 2.5em;
-  cursor: pointer;
 }
 
 main .method-detail:target {
   margin-left: -10px;
-  border-left: 10px solid #f1edba;
+  border-left: 10px solid var(--source-code-background-color);
+}
+
+main .method-header {
+  display: inline-block;
 }
 
 main .method-heading {
@@ -623,23 +631,12 @@ main .method-heading {
   font-weight: bold;
   color: var(--text-color);
 }
-main .method-heading :link,
-main .method-heading :visited {
-  color: inherit;
-}
-main .method-click-advice {
-  position: absolute;
-  top: 2px;
-  right: 5px;
-  font-size: 12px;
-  color: #9b9877;
-  visibility: hidden;
-  padding-right: 20px;
+
+main .method-controls {
   line-height: 20px;
-  background: url(../images/zoom.png) no-repeat right top;
-}
-main .method-header:hover .method-click-advice {
-  visibility: visible;
+  float: right;
+  color: var(--secondary-color);
+  cursor: pointer;
 }
 
 main .method-alias .method-heading {
@@ -744,6 +741,11 @@ main .attribute-access-type {
     overflow-x: auto;
     white-space: nowrap;
   }
+
+  main .method-controls {
+    margin-top: 10px;
+    float: none;
+  }
 }
 /* @end */
 
diff --git a/lib/rdoc/generator/template/darkfish/js/darkfish.js b/lib/rdoc/generator/template/darkfish/js/darkfish.js
index bea0a5f1cb..aeb8526344 100644
--- a/lib/rdoc/generator/template/darkfish/js/darkfish.js
+++ b/lib/rdoc/generator/template/darkfish/js/darkfish.js
@@ -34,7 +34,7 @@ function showSource( e ) {
 };
 
 function hookSourceViews() {
-  document.querySelectorAll('.method-heading').forEach(function (codeObject) {
+  document.querySelectorAll('.method-source-toggle').forEach(function (codeObject) {
     codeObject.addEventListener('click', showSource);
   });
 };