diff --git a/network-poc/static/index.html b/network-poc/static/index.html
index 0551000..6892dd3 100644
--- a/network-poc/static/index.html
+++ b/network-poc/static/index.html
@@ -706,14 +706,15 @@
 
         <!-- Päävälilehdet -->
         <div class="main-tabs">
-            <div class="main-tab active" onclick="switchMainTab('network')" data-i18n="tab_network">Laskentaverkko</div>
-            <div class="main-tab" onclick="switchMainTab('codelab')" data-i18n="tab_codelab">Koodilaboratorio</div>
-            <div class="main-tab" onclick="switchMainTab('agents')" data-i18n="tab_agents">Kipinä Agentic Playground</div>
+            <!-- Laskentaverkko ja Koodilaboratorio piilotettu (koodi säilytetty) -->
+            <div class="main-tab" onclick="switchMainTab('network')" data-i18n="tab_network" style="display:none">Laskentaverkko</div>
+            <div class="main-tab" onclick="switchMainTab('codelab')" data-i18n="tab_codelab" style="display:none">Koodilaboratorio</div>
+            <div class="main-tab active" onclick="switchMainTab('agents')" data-i18n="tab_agents">Kipinä Agentic Playground</div>
             <div class="main-tab" onclick="switchMainTab('guide')" data-i18n="tab_guide">Opas</div>
         </div>
 
         <!-- PANEELI 1: Laskentaverkko -->
-        <div id="panel-network" class="main-panel active">
+        <div id="panel-network" class="main-panel">
 
         <!-- Global Cluster Statistics (UI) -->
         <div class="dashboard-panel">
@@ -995,7 +996,7 @@
         </div><!-- /panel-codelab -->
 
         <!-- PANEELI 3: Agents & CLI -->
-        <div id="panel-agents" class="main-panel" style="position: relative; border-radius: 6px;">
+        <div id="panel-agents" class="main-panel active" style="position: relative; border-radius: 6px;">
             <div style="position: absolute; top:0; left:0; width:100%; height:100%; background: url('/avatars/forge_hero.svg') no-repeat center center; background-size: cover; opacity: 0.15; z-index: 0; pointer-events: none; border-radius: 6px;"></div>
             <div style="background:rgba(13, 17, 23, 0.7); backdrop-filter: blur(4px); border:1px solid var(--border-color); border-radius:6px; padding:16px; margin-bottom:16px; position: relative; z-index: 1;">
                 <div style="display:flex;justify-content:space-between;align-items:center;margin-bottom:20px">