From 2e159071177013c5d1cc22b99fce34405af4234d Mon Sep 17 00:00:00 2001
From: Torsten Brendgen <torsten.brendgen@microsoft.com>
Date: Sun, 19 Jul 2026 21:11:31 +0200
Subject: [PATCH] Enhance Mega Menu Configuration: Added Term Set ID, Cache
 Duration, and improved UI for selecting Term Sets. Updated JSON schema and
 validation logic for Mega Menu settings. Improved error handling and user
 feedback for loading Term Sets.

---
 README.md                             |  4 +++-
 config/package-solution.json          |  4 ++--
 package-lock.json                     |  2 +-
 package.json                          |  2 +-
 sharepoint/assets/PortalSettings.aspx | 23 +++++++++++++++++------
 src/assets/PortalSettings.aspx        | 23 +++++++++++++++++------
 6 files changed, 41 insertions(+), 17 deletions(-)

diff --git a/README.md b/README.md
index 05a2404..76652f2 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,8 @@ Aktuell verwaltet sie:
 - Mega Menu
 - ExpiryIndicator
 
+Fuer Mega Menu wird das Termset ueber einen durchsuchbaren Picker aus dem Default Site Collection Term Store ausgewaehlt. PortalSettings speichert automatisch Termset-ID und Namen sowie Cache-Dauer und Debug-Modus. Individuelle Stylesheets werden ausschliesslich ueber Custom Branding eingebunden.
+
 ## ExpiryIndicator 2.1
 
 - Site-Collection-Standard im Property Bag des Root Webs,
@@ -45,7 +47,7 @@ Das Paket liegt danach unter `sharepoint/solution/portal-settings.sppkg`.
 
 ## Installation und Upgrade
 
-1. `portal-settings.sppkg` im App Catalog durch Version `2.1.5.0` ersetzen.
+1. `portal-settings.sppkg` im App Catalog durch Version `2.1.7.0` ersetzen.
 2. PortalSettings im Root Web der Site Collection installieren beziehungsweise aktualisieren.
 3. `expiry-indicator.sppkg` durch Version `2.1.0.0` ersetzen und die App aktualisieren.
 4. `/SitePages/PortalSettings.aspx` mit geleertem Browsercache laden.
diff --git a/config/package-solution.json b/config/package-solution.json
index dde85ab..eca7fee 100644
--- a/config/package-solution.json
+++ b/config/package-solution.json
@@ -3,7 +3,7 @@
   "solution": {
     "name": "portal-settings-client-side-solution",
     "id": "1c98e32d-bb7b-43b7-9625-074d6e4ea286",
-    "version": "2.1.5.0",
+    "version": "2.1.7.0",
     "includeClientSideAssets": true,
     "skipFeatureDeployment": false,
     "features": [
@@ -11,7 +11,7 @@
         "title": "Portal Settings",
         "description": "Provisioniert die zentrale Settings-Seite fuer aktive Portal-Erweiterungen.",
         "id": "57bd9daf-48f9-49e2-aebd-11b15a0b5e93",
-        "version": "2.1.5.0",
+        "version": "2.1.7.0",
         "assets": {
           "elementManifests": [
             "elements-v2.xml"
diff --git a/package-lock.json b/package-lock.json
index 6604d34..7b81ea4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "portal-settings",
-  "version": "2.1.5",
+  "version": "2.1.7",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 32de845..b85751a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "portal-settings",
-  "version": "2.1.5",
+  "version": "2.1.7",
   "private": true,
   "main": "lib/index.js",
   "engines": {
diff --git a/sharepoint/assets/PortalSettings.aspx b/sharepoint/assets/PortalSettings.aspx
index 2ce1151..4bae553 100644
--- a/sharepoint/assets/PortalSettings.aspx
+++ b/sharepoint/assets/PortalSettings.aspx
@@ -15,15 +15,16 @@
 <asp:Content ContentPlaceHolderID="PlaceHolderMain" runat="server">
 <div class="ps-page"><div class="ps-shell"><div id="statusMessage" class="ps-status-host"></div><section class="ps-hero"><div class="ps-eyebrow">Portal Settings</div><h1>Zentrale Verwaltung fuer aktive Portal-Erweiterungen</h1><p>Diese Seite erkennt installierte Einstellungsanbieter automatisch und zeigt nur deren Tabs. Konfigurationen werden in UserCustomActions, Feld-Properties oder im Property Bag des Root Webs gespeichert.</p><div class="ps-hero-actions"><button type="button" class="ps-btn" onclick="openExpiryBindingDialog()">ExpiryIndicator anbinden</button></div></section><section class="ps-metrics"><div class="ps-metric"><label>Aktive Erweiterungen</label><strong id="activeSolutionCount">0</strong></div><div class="ps-metric"><label>Aktiver Tab</label><strong id="activeTabValue">-</strong></div><div class="ps-metric"><label>Site Collection</label><strong id="siteUrlValue">-</strong></div><div class="ps-metric"><label>Erkannte Erweiterungen</label><strong id="detectedSolutionsValue">Keine</strong></div></section><div id="tabsHost" class="ps-tabs" role="tablist" aria-label="Portal Settings Tabs"></div><section id="emptyState" class="ps-empty" hidden>Keine unterstuetzten Erweiterungen wurden aktiv gefunden. Aktuell werden <strong>Custom Branding</strong>, <strong>Mega Menu</strong> und <strong>ExpiryIndicator</strong> unterstuetzt.</section>
 <section id="panel-branding" class="ps-panel" hidden><div class="ps-panel-head"><div><h2>Custom Branding</h2><p>Pflegt die ClientSideComponentProperties des aktiven Custom Branding Application Customizers.</p></div><span id="brandingChip" class="ps-chip">0</span></div><div class="ps-grid"><div class="ps-card ps-span-4"><h3>CSS-Dateien</h3><p>Lokale SiteAssets-Pfade oder externe Stylesheets.</p><div class="ps-meta"><div><label>Component Id</label><strong id="brandingComponentId">-</strong></div><div><label>Registrierung</label><strong id="brandingLocation">-</strong></div></div><label class="ps-label" for="brandingCssPath">Neue CSS-Datei</label><div class="ps-inline"><input type="text" id="brandingCssPath" class="ps-input" placeholder="/sites/root/SiteAssets/custom-branding.css oder https://cdn.example.com/style.css" /><button type="button" class="ps-btn ps-btn-primary" onclick="addBrandingCssFile()">Hinzufuegen</button></div><div id="brandingCssList" class="ps-list"></div></div><div class="ps-card ps-span-4"><h3>Placeholder Top</h3><p>JSON-Array fuer den oberen Placeholder.</p><label class="ps-label" for="brandingTopJson">Top JSON</label><textarea id="brandingTopJson" class="ps-textarea" spellcheck="false"></textarea></div><div class="ps-card ps-span-4"><h3>Placeholder Bottom</h3><p>JSON-Array fuer den unteren Placeholder.</p><label class="ps-label" for="brandingBottomJson">Bottom JSON</label><textarea id="brandingBottomJson" class="ps-textarea" spellcheck="false"></textarea></div><div class="ps-card ps-span-12"><h3>ClientSideComponentProperties Preview</h3><p>Dieses JSON wird direkt in die aktive UserCustomAction fuer Custom Branding geschrieben.</p><pre id="brandingPreview" class="ps-preview"></pre><div class="ps-note"><strong>Schema:</strong> <code>{ cssfiles, placeholdertop: { elements: [] }, placeholderbottom: { elements: [] } }</code></div></div></div><div class="ps-actions-bar"><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="reloadSolutions('branding')">Neu laden</button><button type="button" class="ps-btn ps-btn-quiet" onclick="validateBrandingEditors()">JSON validieren</button><button type="button" class="ps-btn ps-btn-quiet" onclick="formatBrandingEditors()">JSON formatieren</button></div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-primary" onclick="applyBrandingConfig()">Konfiguration anwenden</button></div></div></section>
-<section id="panel-megamenu" class="ps-panel" hidden><div class="ps-panel-head"><div><h2>Mega Menu</h2><p>Pflegt die ClientSideComponentProperties des aktiven Mega Menu Application Customizers.</p></div><span id="megaMenuChip" class="ps-chip">OK</span></div><div class="ps-grid"><div class="ps-card ps-span-6"><h3>Navigation</h3><p>Pflegt Term Set, optionales CSS und Debug-Verhalten.</p><div class="ps-meta"><div><label>Component Id</label><strong id="megaMenuComponentId">-</strong></div><div><label>Registrierung</label><strong id="megaMenuLocation">-</strong></div></div><label class="ps-label" for="megaMenuTermSetName">Term Set Name</label><input type="text" id="megaMenuTermSetName" class="ps-input" placeholder="Global Navigation" /><label class="ps-label" for="megaMenuCssUrl" style="margin-top:16px;">Zusatz-CSS URL</label><input type="text" id="megaMenuCssUrl" class="ps-input" placeholder="/sites/root/SiteAssets/megamenu.css oder leer lassen" /><label class="ps-label" style="margin-top:16px;">Debug-Modus</label><div class="ps-check"><input type="checkbox" id="megaMenuDebug" /><label for="megaMenuDebug" style="margin:0;font-weight:600;">Debug-Ausgaben in der Browser-Konsole aktivieren</label></div></div><div class="ps-card ps-span-6"><h3>ClientSideComponentProperties Preview</h3><p>Dieses JSON wird direkt in die aktive UserCustomAction fuer Mega Menu geschrieben.</p><pre id="megaMenuPreview" class="ps-preview"></pre><div class="ps-note"><strong>Schema:</strong> <code>{ termSetName, cssUrl, debug }</code></div></div></div><div class="ps-actions-bar"><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="reloadSolutions('megamenu')">Neu laden</button></div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-primary" onclick="applyMegaMenuConfig()">Konfiguration anwenden</button></div></div></section>
+<section id="panel-megamenu" class="ps-panel" hidden><div class="ps-panel-head"><div><h2>Mega Menu</h2><p>Pflegt die ClientSideComponentProperties des aktiven Mega Menu Application Customizers.</p></div><span id="megaMenuChip" class="ps-chip">OK</span></div><div class="ps-grid"><div class="ps-card ps-span-6"><h3>Navigation</h3><p>Waehlt das Termset aus dem Default Site Collection Term Store und pflegt Cache sowie Debug-Verhalten. Individuelle Styles werden ueber Custom Branding eingebunden.</p><div class="ps-meta"><div><label>Component Id</label><strong id="megaMenuComponentId">-</strong></div><div><label>Registrierung</label><strong id="megaMenuLocation">-</strong></div></div><input type="hidden" id="megaMenuTermSetId" /><input type="hidden" id="megaMenuTermSetName" /><label class="ps-label">Ausgewaehltes Termset</label><div class="ps-item"><div><strong id="megaMenuSelectedTermSetName">Kein Termset ausgewaehlt</strong><div id="megaMenuSelectedTermSetMeta" class="ps-path">-</div></div><div class="ps-actions"><button type="button" class="ps-btn" onclick="openMegaMenuTermSetDialog()">Auswaehlen</button><button type="button" class="ps-btn ps-btn-quiet" onclick="clearMegaMenuTermSet()">Leeren</button></div></div><label class="ps-label" for="megaMenuCacheMinutes" style="margin-top:16px;">Cache-Dauer in Minuten</label><input type="number" id="megaMenuCacheMinutes" class="ps-input" min="1" max="1440" value="15" /><label class="ps-label" style="margin-top:16px;">Debug-Modus</label><div class="ps-check"><input type="checkbox" id="megaMenuDebug" /><label for="megaMenuDebug" style="margin:0;font-weight:600;">Debug-Ausgaben in der Browser-Konsole aktivieren</label></div></div><div class="ps-card ps-span-6"><h3>ClientSideComponentProperties Preview</h3><p>Dieses JSON wird direkt in die aktive UserCustomAction fuer Mega Menu geschrieben.</p><pre id="megaMenuPreview" class="ps-preview"></pre><div class="ps-note"><strong>Schema:</strong> <code>{ termSetId, termSetName, cacheMinutes, debug }</code></div></div></div><div class="ps-actions-bar"><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="reloadSolutions('megamenu')">Neu laden</button></div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-primary" onclick="applyMegaMenuConfig()">Konfiguration anwenden</button></div></div></section>
 <section id="panel-expiryindicator" class="ps-panel" hidden><div class="ps-panel-head"><div><h2>ExpiryIndicator 2.1</h2><p>Zentrale Standards fuer die Site Collection und lokale Ausnahmen fuer einzelne Listen oder Bibliotheken.</p></div><span id="expiryIndicatorChip" class="ps-chip">V2.1</span></div><div class="ps-grid"><div class="ps-card ps-span-4"><h3>Site-Collection-Standard</h3><p>Gilt im Root Web und in allen Subwebs, sofern eine Bindung auf Vererbung steht.</p><div class="ps-actions" style="margin-top:16px;"><button type="button" class="ps-btn ps-btn-quiet" onclick="loadExpirySiteDefaults()">Standard laden</button><button type="button" class="ps-btn ps-btn-primary" onclick="saveExpirySiteDefaults()">Standard speichern</button></div><div class="ps-note"><strong>Speicherort:</strong> Property Bag des Root Webs. Es wird keine Konfigurationsliste verwendet.</div></div><div class="ps-card ps-span-8"><h3>Registrierte Bindungen</h3><p>Listen und Bibliotheken, die per PortalSettings oder Aktivierungsskript registriert wurden.</p><div id="expiryBindingsList" class="ps-list"><div class="ps-list-empty">Keine Bindungen registriert.</div></div><div class="ps-actions" style="margin-top:16px;"><button type="button" class="ps-btn ps-btn-quiet" onclick="openExpiryBindingDialog()">Bindung hinzufuegen</button><button type="button" class="ps-btn ps-btn-quiet" onclick="setAllExpiryBindingsToInheritance()">Alle auf Vererbung stellen</button></div></div><div class="ps-card ps-span-4"><h3>Ausgewaehltes Ziel</h3><p>Web, Liste und interner Name des gebundenen Ablaufdatumsfeldes.</p><label class="ps-label" for="expiryWebUrl" style="margin-top:16px;">Web URL</label><input type="text" id="expiryWebUrl" class="ps-input" /><label class="ps-label" for="expiryListTitle" style="margin-top:16px;">Listentitel</label><input type="text" id="expiryListTitle" class="ps-input" placeholder="Dokumente" /><label class="ps-label" for="expiryFieldName" style="margin-top:16px;">Interner Feldname</label><input type="text" id="expiryFieldName" class="ps-input" placeholder="ExpiryDate" /><div class="ps-actions" style="margin-top:16px;"><button type="button" class="ps-btn ps-btn-primary" onclick="loadExpiryIndicatorConfig()">Lokale Konfiguration laden</button><button type="button" class="ps-btn ps-btn-quiet" onclick="setSelectedExpiryBindingToInheritance()">Standard erben</button></div></div><div class="ps-card ps-span-8"><h3>Konfigurationseditor</h3><p>Unterstuetzt V1-Regeln sowie verschachtelte V2-<code>condition</code>-Gruppen mit <code>and</code>/<code>or</code>.</p><textarea id="expiryIndicatorJson" class="ps-textarea" style="min-height:430px" spellcheck="false"></textarea><div class="ps-note"><strong>Prioritaet:</strong> lokale Feldkonfiguration &gt; Subweb-Override &gt; Site-Collection-Standard &gt; eingebauter Standard.</div></div></div><div class="ps-actions-bar"><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="validateExpiryIndicatorConfig()">JSON validieren</button><button type="button" class="ps-btn ps-btn-quiet" onclick="formatExpiryIndicatorConfig()">JSON formatieren</button></div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-primary" onclick="applyExpiryIndicatorConfig()">Als lokale Ausnahme speichern</button></div></div></section>
 <div id="expiryBindingDialog" class="ps-modal-backdrop" hidden><div class="ps-modal" role="dialog" aria-modal="true" aria-labelledby="expiryBindingDialogTitle"><h2 id="expiryBindingDialogTitle">ExpiryIndicator anbinden</h2><p>Verbindet ein bereits vorhandenes Datumsfeld mit dem Field Customizer und registriert die Liste zentral.</p><div id="bindExpiryStatus"></div><label class="ps-label" for="bindExpiryWebUrl">Web URL</label><input type="text" id="bindExpiryWebUrl" class="ps-input" /><label class="ps-label" for="bindExpiryListTitle" style="margin-top:16px;">Listentitel</label><input type="text" id="bindExpiryListTitle" class="ps-input" placeholder="Documents" /><label class="ps-label" for="bindExpiryFieldName" style="margin-top:16px;">Interner Name des vorhandenen Datumsfeldes</label><input type="text" id="bindExpiryFieldName" class="ps-input" placeholder="ExpiryDate" /><div class="ps-check" style="margin-top:14px;"><input type="checkbox" id="bindExpiryClassic" checked="checked" /><label for="bindExpiryClassic" style="margin:0;font-weight:600;">Classic ScriptLink und Ribbon-Befehl registrieren</label></div><div class="ps-note">Die Solution legt keine Spalte an. Bei bereits vorhandener lokaler Konfiguration bleiben die Component Properties erhalten.</div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="closeExpiryBindingDialog()">Abbrechen</button><button type="button" id="bindExpirySubmit" class="ps-btn ps-btn-primary" onclick="bindExpiryIndicatorFromDialog()">Bindung anlegen</button></div></div></div>
+<div id="megaMenuTermSetDialog" class="ps-modal-backdrop" hidden><div class="ps-modal" role="dialog" aria-modal="true" aria-labelledby="megaMenuTermSetDialogTitle"><h2 id="megaMenuTermSetDialogTitle">Termset auswaehlen</h2><p>Termsets aus dem Default Site Collection Term Store.</p><div id="megaMenuTermSetStatus"></div><label class="ps-label" for="megaMenuTermSetSearch">Suche</label><input type="text" id="megaMenuTermSetSearch" class="ps-input" placeholder="Gruppe oder Termset" oninput="renderMegaMenuTermSets()" /><div id="megaMenuTermSetList" style="max-height:420px;overflow:auto;margin-top:16px;"></div><div class="ps-actions" style="margin-top:16px;"><button type="button" class="ps-btn ps-btn-quiet" onclick="closeMegaMenuTermSetDialog()">Abbrechen</button></div></div></div>
 <script type="text/javascript">
 var CUSTOM_SOLUTION_TAG='MSFT-Custom-Solution';var EXPIRY_FIELD_COMPONENT_ID='a555f4fc-d6a6-4421-8189-457449d9bbde';var EXPIRY_DESCRIPTOR_PROPERTY='PortalSettings.Solutions.ExpiryIndicator';var EXPIRY_DEFAULTS_PROPERTY='PortalSettings.ExpiryIndicator.Defaults';var EXPIRY_BINDINGS_PROPERTY='PortalSettings.ExpiryIndicator.Bindings';var SUPPORTED_SOLUTIONS={branding:{key:'branding',label:'Custom Branding',componentId:'035ba968-6488-4d42-86b3-0470ffcc95b9',panelId:'panel-branding',descriptionTag:'MSFT-Custom-Solution:CustomBranding',providerType:'applicationCustomizer'},megamenu:{key:'megamenu',label:'Mega Menu',componentId:'abc3361f-bb2d-491f-aba3-cd51c19a299b',panelId:'panel-megamenu',descriptionTag:'MSFT-Custom-Solution:MegaMenu',providerType:'applicationCustomizer'},expiryindicator:{key:'expiryindicator',label:'ExpiryIndicator',componentId:EXPIRY_FIELD_COMPONENT_ID,panelId:'panel-expiryindicator',providerType:'rootPropertyBag'}};
-var state={booted:false,activeKey:'',solutions:{}};
+var state={booted:false,activeKey:'',solutions:{},megaMenuTermSets:[],megaMenuTermSetsLoaded:false};
 document.addEventListener('DOMContentLoaded',function(){bootPage();});
 function bootPage(){if(state.booted){return;}if(window.SP&&SP.ClientContext){state.booted=true;bindPage();reloadSolutions();return;}window.setTimeout(bootPage,150);}
-function bindPage(){document.getElementById('siteUrlValue').textContent=getSiteUrl();document.getElementById('expiryWebUrl').value=getWebUrl();document.getElementById('expiryIndicatorJson').value=JSON.stringify(defaultExpiryIndicatorConfig('ExpiryDate'),null,2);document.getElementById('brandingCssPath').addEventListener('keypress',function(event){if(event.key==='Enter'){event.preventDefault();addBrandingCssFile();}});document.getElementById('brandingTopJson').addEventListener('input',updateBrandingPreview);document.getElementById('brandingBottomJson').addEventListener('input',updateBrandingPreview);document.getElementById('megaMenuTermSetName').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuCssUrl').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuDebug').addEventListener('change',updateMegaMenuPreview);}
+function bindPage(){document.getElementById('siteUrlValue').textContent=getSiteUrl();document.getElementById('expiryWebUrl').value=getWebUrl();document.getElementById('expiryIndicatorJson').value=JSON.stringify(defaultExpiryIndicatorConfig('ExpiryDate'),null,2);document.getElementById('brandingCssPath').addEventListener('keypress',function(event){if(event.key==='Enter'){event.preventDefault();addBrandingCssFile();}});document.getElementById('brandingTopJson').addEventListener('input',updateBrandingPreview);document.getElementById('brandingBottomJson').addEventListener('input',updateBrandingPreview);document.getElementById('megaMenuTermSetId').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuTermSetName').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuCacheMinutes').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuDebug').addEventListener('change',updateMegaMenuPreview);}
 function reloadSolutions(preferredKey){showStatus('Lade aktive Einstellungsanbieter...','info',true);state.solutions={};loadSolutionsSequentially(Object.keys(SUPPORTED_SOLUTIONS),0,preferredKey||state.activeKey,[],[],function(labels,errors,preferred){var keys=getAvailableSolutionKeys();if(!keys.length){state.activeKey='';renderTabs();renderPanels();updateOverview();showStatus('Keine unterstuetzten Erweiterungen wurden aktiv registriert gefunden.','warning',true);return;}state.activeKey=preferred&&state.solutions[preferred]?preferred:keys[0];hydratePanels();renderTabs();renderPanels();updateOverview();var message='Aktive Erweiterungen geladen: '+labels.join(', ')+'.';if(errors.length){showStatus(message+' Hinweise: '+errors.join(' | '),'warning',true);return;}showStatus(message,'success');});}
 function loadSolutionsSequentially(keys,index,preferred,labels,errors,done){if(index>=keys.length){done(labels,errors,preferred);return;}var key=keys[index];var definition=SUPPORTED_SOLUTIONS[key];if(definition.providerType==='rootPropertyBag'){readExpiryProviderInfo(function(info){if(info){state.solutions[key]={definition:definition,info:info,config:info.siteDefaults};labels.push(definition.label);}loadSolutionsSequentially(keys,index+1,preferred,labels,errors,done);},function(message){errors.push(definition.label+': '+message);loadSolutionsSequentially(keys,index+1,preferred,labels,errors,done);});return;}readCustomizerActionInfo(definition,function(info){if(info&&info.action){state.solutions[key]={definition:definition,info:info,config:parseSolutionConfig(key,info.action.ClientSideComponentProperties)};labels.push(definition.label);}loadSolutionsSequentially(keys,index+1,preferred,labels,errors,done);},function(message){errors.push(definition.label+': '+message);loadSolutionsSequentially(keys,index+1,preferred,labels,errors,done);});}
 function hydratePanels(){if(state.solutions.branding){populateBrandingPanel(state.solutions.branding);}if(state.solutions.megamenu){populateMegaMenuPanel(state.solutions.megamenu);}if(state.solutions.expiryindicator){renderExpiryBindings();}}
@@ -40,10 +41,20 @@ function validateBrandingEditors(){try{state.solutions.branding.config=normalize
 function formatBrandingEditors(){try{state.solutions.branding.config=normalizeBrandingConfig(buildBrandingConfig());document.getElementById('brandingTopJson').value=JSON.stringify(state.solutions.branding.config.placeholdertop.elements,null,2);document.getElementById('brandingBottomJson').value=JSON.stringify(state.solutions.branding.config.placeholderbottom.elements,null,2);updateBrandingPreview();showStatus('Custom Branding JSON wurde formatiert.','success');}catch(error){showStatus(error.message,'error');}}
 function updateBrandingPreview(){var preview=document.getElementById('brandingPreview');try{var config=buildBrandingConfig();preview.textContent=JSON.stringify(config,null,2);document.getElementById('brandingChip').textContent=String(config.cssfiles.length);}catch(error){preview.textContent='Fehler: '+error.message;}}
 function applyBrandingConfig(){try{var config=buildBrandingConfig();showStatus('Aktualisiere Custom Branding...','info',true);updateSolutionAction('branding',config,function(){state.solutions.branding.config=normalizeBrandingConfig(config);populateBrandingPanel(state.solutions.branding);showStatus('Custom Branding wurde erfolgreich aktualisiert.','success');},function(message){showStatus('Custom Branding konnte nicht aktualisiert werden: '+message,'error',true);});}catch(error){showStatus(error.message,'error');}}
-function populateMegaMenuPanel(solution){document.getElementById('megaMenuComponentId').textContent=solution.definition.componentId;document.getElementById('megaMenuLocation').textContent=getActionLocationText(solution.info);document.getElementById('megaMenuTermSetName').value=solution.config.termSetName||'';document.getElementById('megaMenuCssUrl').value=solution.config.cssUrl||'';document.getElementById('megaMenuDebug').checked=solution.config.debug===true;updateMegaMenuPreview();}
-function buildMegaMenuConfig(){var solution=state.solutions.megamenu;if(!solution){throw new Error('Mega Menu ist aktuell nicht aktiv konfiguriert.');}var termSetName=document.getElementById('megaMenuTermSetName').value.trim();return{termSetName:termSetName,cssUrl:document.getElementById('megaMenuCssUrl').value.trim(),debug:document.getElementById('megaMenuDebug').checked===true};}
+function populateMegaMenuPanel(solution){document.getElementById('megaMenuComponentId').textContent=solution.definition.componentId;document.getElementById('megaMenuLocation').textContent=getActionLocationText(solution.info);document.getElementById('megaMenuTermSetId').value=solution.config.termSetId||'';document.getElementById('megaMenuTermSetName').value=solution.config.termSetName||'';document.getElementById('megaMenuCacheMinutes').value=String(solution.config.cacheMinutes||15);document.getElementById('megaMenuDebug').checked=solution.config.debug===true;updateMegaMenuSelectedTermSet();updateMegaMenuPreview();}
+function buildMegaMenuConfig(){var solution=state.solutions.megamenu;if(!solution){throw new Error('Mega Menu ist aktuell nicht aktiv konfiguriert.');}var termSetId=document.getElementById('megaMenuTermSetId').value.trim();var termSetName=document.getElementById('megaMenuTermSetName').value.trim();var cacheMinutes=Number(document.getElementById('megaMenuCacheMinutes').value);if(termSetId&&!/^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$/.test(termSetId)){throw new Error('Die Term Set ID ist keine gueltige GUID.');}if(!termSetId&&!termSetName){throw new Error('Bitte eine Term Set ID oder einen Term Set Name angeben.');}if(!isFinite(cacheMinutes)||cacheMinutes<1||cacheMinutes>1440){throw new Error('Die Cache-Dauer muss zwischen 1 und 1440 Minuten liegen.');}return{termSetId:termSetId,termSetName:termSetName,cacheMinutes:Math.floor(cacheMinutes),debug:document.getElementById('megaMenuDebug').checked===true};}
 function updateMegaMenuPreview(){var preview=document.getElementById('megaMenuPreview');try{var config=buildMegaMenuConfig();preview.textContent=JSON.stringify(config,null,2);document.getElementById('megaMenuChip').textContent=config.debug?'DBG':'OK';}catch(error){preview.textContent='Fehler: '+error.message;document.getElementById('megaMenuChip').textContent='!';}}
 function applyMegaMenuConfig(){try{var config=buildMegaMenuConfig();showStatus('Aktualisiere Mega Menu...','info',true);updateSolutionAction('megamenu',config,function(){state.solutions.megamenu.config=normalizeMegaMenuConfig(config);populateMegaMenuPanel(state.solutions.megamenu);showStatus('Mega Menu wurde erfolgreich aktualisiert.','success');},function(message){showStatus('Mega Menu konnte nicht aktualisiert werden: '+message,'error',true);});}catch(error){showStatus(error.message,'error');}}
+function updateMegaMenuSelectedTermSet(){var id=document.getElementById('megaMenuTermSetId').value.trim();var name=document.getElementById('megaMenuTermSetName').value.trim();document.getElementById('megaMenuSelectedTermSetName').textContent=name||'Kein Termset ausgewaehlt';document.getElementById('megaMenuSelectedTermSetMeta').textContent=id||'-';}
+function clearMegaMenuTermSet(){document.getElementById('megaMenuTermSetId').value='';document.getElementById('megaMenuTermSetName').value='';updateMegaMenuSelectedTermSet();updateMegaMenuPreview();}
+function openMegaMenuTermSetDialog(){document.getElementById('megaMenuTermSetDialog').hidden=false;document.getElementById('megaMenuTermSetSearch').value='';document.getElementById('megaMenuTermSetList').innerHTML='';setMegaMenuTermSetStatus('Lade Termsets...','info');if(state.megaMenuTermSetsLoaded){setMegaMenuTermSetStatus('','info');renderMegaMenuTermSets();window.setTimeout(function(){document.getElementById('megaMenuTermSetSearch').focus();},0);return;}loadMegaMenuTermSets();}
+function closeMegaMenuTermSetDialog(){document.getElementById('megaMenuTermSetDialog').hidden=true;}
+function setMegaMenuTermSetStatus(message,type){var host=document.getElementById('megaMenuTermSetStatus');host.innerHTML=message?'<div class="ps-status ps-status-'+type+'">'+escapeHtml(message)+'</div>':'';}
+function loadMegaMenuTermSets(){var requestXml='<Request AddExpandoFieldTypeSuffix="true" SchemaVersion="15.0.0.0" LibraryVersion="16.0.0.0" ApplicationName="PortalSettings" xmlns="http://schemas.microsoft.com/sharepoint/clientquery/2009"><Actions><ObjectPath Id="2" ObjectPathId="1" /><ObjectIdentityQuery Id="3" ObjectPathId="1" /><ObjectPath Id="5" ObjectPathId="4" /><ObjectIdentityQuery Id="6" ObjectPathId="4" /><Query Id="7" ObjectPathId="4"><Query SelectAllProperties="false"><Properties><Property Name="Id" ScalarProperty="true" /><Property Name="Name" ScalarProperty="true" /><Property Name="Groups"><Query SelectAllProperties="false"><Properties /></Query><ChildItemQuery SelectAllProperties="false"><Properties><Property Name="Name" ScalarProperty="true" /><Property Name="Id" ScalarProperty="true" /><Property Name="IsSystemGroup" ScalarProperty="true" /><Property Name="TermSets"><Query SelectAllProperties="false"><Properties /></Query><ChildItemQuery SelectAllProperties="false"><Properties><Property Name="Name" ScalarProperty="true" /><Property Name="Id" ScalarProperty="true" /><Property Name="Description" ScalarProperty="true" /></Properties></ChildItemQuery></Property></Properties></ChildItemQuery></Property></Properties></Query></Query></Actions><ObjectPaths><StaticMethod Id="1" Name="GetTaxonomySession" TypeId="{981cbc68-9edc-4f8d-872f-71146fcbb84f}" /><Method Id="4" ParentId="1" Name="GetDefaultSiteCollectionTermStore" /></ObjectPaths></Request>';try{var request=new XMLHttpRequest();request.open('POST',getSiteUrl().replace(/\/$/,'')+'/_vti_bin/client.svc/ProcessQuery',true);request.setRequestHeader('Accept','application/json');request.setRequestHeader('Content-Type','application/xml');var digest=getRequestDigest();if(digest){request.setRequestHeader('X-RequestDigest',digest);}request.onreadystatechange=function(){if(request.readyState!==4){return;}if(request.status<200||request.status>=300){setMegaMenuTermSetStatus('Termsets konnten nicht geladen werden: '+buildRequestErrorMessage(request),'error');return;}try{var payload=JSON.parse(request.responseText||'[]');var errorInfo=payload&&payload.length?payload[0]:null;if(errorInfo&&errorInfo.ErrorInfo){throw new Error(errorInfo.ErrorInfo.ErrorMessage||'Taxonomy-Abfrage fehlgeschlagen.');}state.megaMenuTermSets=parseMegaMenuTermSets(payload);state.megaMenuTermSetsLoaded=true;setMegaMenuTermSetStatus(state.megaMenuTermSets.length?'':'Keine lesbaren Termsets gefunden.',state.megaMenuTermSets.length?'info':'warning');renderMegaMenuTermSets();window.setTimeout(function(){document.getElementById('megaMenuTermSetSearch').focus();},0);}catch(error){setMegaMenuTermSetStatus('Termsets konnten nicht gelesen werden: '+(error.message||String(error)),'error');}};request.onerror=function(){setMegaMenuTermSetStatus('Netzwerkfehler beim Laden der Termsets.','error');};request.send(requestXml);}catch(error){setMegaMenuTermSetStatus(error.message||String(error),'error');}}
+function parseMegaMenuTermSets(payload){var result=[];if(!Array.isArray(payload)){return result;}var store=null;for(var i=0;i<payload.length;i++){if(payload[i]&&payload[i]._ObjectType_==='SP.Taxonomy.TermStore'){store=payload[i];break;}}var groups=store&&store.Groups&&Array.isArray(store.Groups._Child_Items_)?store.Groups._Child_Items_:[];for(var g=0;g<groups.length;g++){var group=groups[g];if(!group||group.IsSystemGroup===true){continue;}var sets=group.TermSets&&Array.isArray(group.TermSets._Child_Items_)?group.TermSets._Child_Items_:[];for(var s=0;s<sets.length;s++){var termSet=sets[s];if(!termSet){continue;}var id=cleanTaxonomyGuid(termSet.Id);if(id){result.push({id:id,name:termSet.Name||id,groupName:group.Name||'Ohne Gruppe',description:termSet.Description||''});}}}result.sort(function(left,right){var a=(left.groupName+' '+left.name).toLowerCase();var b=(right.groupName+' '+right.name).toLowerCase();return a<b?-1:(a>b?1:0);});return result;}
+function cleanTaxonomyGuid(value){return String(value||'').replace('/Guid(','').replace(')/','').replace(')','').replace(/[{}]/g,'').toLowerCase();}
+function renderMegaMenuTermSets(){var host=document.getElementById('megaMenuTermSetList');var search=document.getElementById('megaMenuTermSetSearch').value.trim().toLowerCase();var html='';for(var i=0;i<state.megaMenuTermSets.length;i++){var item=state.megaMenuTermSets[i];var haystack=(item.groupName+' '+item.name+' '+item.description+' '+item.id).toLowerCase();if(search&&haystack.indexOf(search)===-1){continue;}html+='<div class="ps-item"><div><strong>'+escapeHtml(item.name)+'</strong><div class="ps-path">'+escapeHtml(item.groupName)+' | '+escapeHtml(item.id)+'</div>'+(item.description?'<div>'+escapeHtml(item.description)+'</div>':'')+'</div><button type="button" class="ps-btn" onclick="selectMegaMenuTermSet('+i+')">Auswaehlen</button></div>'; }host.innerHTML=html||'<div class="ps-list-empty">Keine passenden Termsets gefunden.</div>';}
+function selectMegaMenuTermSet(index){var item=state.megaMenuTermSets[index];if(!item){return;}document.getElementById('megaMenuTermSetId').value=item.id;document.getElementById('megaMenuTermSetName').value=item.name;updateMegaMenuSelectedTermSet();updateMegaMenuPreview();closeMegaMenuTermSetDialog();showStatus('Termset ausgewaehlt: '+item.name+'.','success');}
 function defaultExpiryIndicatorConfig(expiryField){return{baseField:'Created',expiryField:expiryField||'ExpiryDate',default:{lifeTime:{value:2,unit:'years'},columnRule:[{daysUntilExpiry:0,operator:'lessOrEqual',backgroundColor:'#a4262c',textColor:'#ffffff',label:'Abgelaufen'},{daysUntilExpiry:30,operator:'lessOrEqual',backgroundColor:'#ffaa44',textColor:'#000000',label:'Laeuft bald ab'},{daysUntilExpiry:90,operator:'lessOrEqual',backgroundColor:'#fff4ce',textColor:'#000000',label:'Beobachten'}]},rules:[],nullText:'Kein Ablaufdatum',confirmExtension:true};}
 function openExpiryBindingDialog(){document.getElementById('bindExpiryWebUrl').value=getWebUrl();document.getElementById('bindExpiryListTitle').value='';document.getElementById('bindExpiryFieldName').value='ExpiryDate';document.getElementById('bindExpiryStatus').innerHTML='';document.getElementById('bindExpirySubmit').disabled=false;document.getElementById('expiryBindingDialog').hidden=false;window.setTimeout(function(){document.getElementById('bindExpiryListTitle').focus();},0);}
 function closeExpiryBindingDialog(){document.getElementById('expiryBindingDialog').hidden=true;}
@@ -75,7 +86,7 @@ function formatExpiryIndicatorConfig(){try{var config=parseExpiryIndicatorEditor
 function applyExpiryIndicatorConfig(){var solution=state.solutions.expiryindicator;var selected=solution&&solution.info?solution.info.selected:null;if(!selected){showStatus('Bitte zuerst eine lokale ExpiryIndicator-Konfiguration laden.','warning',true);return;}var config;try{config=parseExpiryIndicatorEditor();}catch(error){showStatus(error.message,'error',true);return;}config.expiryField=selected.field.InternalName;var payload={__metadata:{type:selected.actionType},ClientSideComponentProperties:JSON.stringify(config)};showStatus('Aktualisiere lokale ExpiryIndicator-Ausnahme...','info',true);postJsonMerge(selected.updateUrl,payload,function(){solution.config=config;document.getElementById('expiryIndicatorJson').value=JSON.stringify(config,null,2);document.getElementById('expiryIndicatorChip').textContent='LOKAL';showStatus('Lokale ExpiryIndicator-Konfiguration wurde erfolgreich aktualisiert.','success');},function(message){showStatus('ExpiryIndicator konnte nicht aktualisiert werden: '+message,'error',true);});}
 function parseSolutionConfig(key,rawValue){var parsed={};if(typeof rawValue==='string'&&rawValue.trim().length>0){try{parsed=JSON.parse(rawValue);}catch(error){parsed={};}}if(key==='branding'){return normalizeBrandingConfig(parsed);}if(key==='megamenu'){return normalizeMegaMenuConfig(parsed);}return parsed||{};}
 function normalizeBrandingConfig(config){var normalized={cssfiles:[],placeholdertop:{elements:[]},placeholderbottom:{elements:[]}};if(config&&Array.isArray(config.cssfiles)){normalized.cssfiles=config.cssfiles.filter(function(item){return item&&typeof item.path==='string'&&item.path.trim().length>0;}).map(function(item){return{path:item.path.trim()};});}if(config&&config.placeholdertop&&Array.isArray(config.placeholdertop.elements)){normalized.placeholdertop.elements=config.placeholdertop.elements;}else if(config&&Array.isArray(config.elements)){normalized.placeholdertop.elements=config.elements;}if(config&&config.placeholderbottom&&Array.isArray(config.placeholderbottom.elements)){normalized.placeholderbottom.elements=config.placeholderbottom.elements;}return normalized;}
-function normalizeMegaMenuConfig(config){return{termSetName:config&&typeof config.termSetName==='string'?config.termSetName.trim():'',cssUrl:config&&typeof config.cssUrl==='string'?config.cssUrl.trim():'',debug:!!(config&&config.debug===true)};}
+function normalizeMegaMenuConfig(config){var cacheMinutes=config?Number(config.cacheMinutes):15;return{termSetId:config&&typeof config.termSetId==='string'?config.termSetId.trim():'',termSetName:config&&typeof config.termSetName==='string'?config.termSetName.trim():'',cacheMinutes:isFinite(cacheMinutes)?Math.min(Math.max(Math.floor(cacheMinutes),1),1440):15,debug:!!(config&&config.debug===true)};}
 function parseJsonArray(textareaId,label){var textarea=document.getElementById(textareaId);var rawValue=textarea.value.trim();if(!rawValue){return [];}var parsedValue;try{parsedValue=JSON.parse(rawValue);}catch(error){throw new Error(label+' enthaelt kein gueltiges JSON: '+error.message);}if(!Array.isArray(parsedValue)){throw new Error(label+' muss ein JSON-Array sein.');}return parsedValue;}
 function updateSolutionAction(key,config,onSuccess,onError){var solution=state.solutions[key];if(!solution||!solution.info||!solution.info.action){onError('Die passende UserCustomAction wurde nicht gefunden.');return;}var actionId=solution.info.action.Id;if(!actionId){onError('Die UserCustomAction hat keine gueltige Id.');return;}var updateUrl=solution.info.updateBaseUrl+'(guid\''+actionId+'\')';var payload={__metadata:{type:solution.info.actionType||'SP.UserCustomAction'},ClientSideComponentProperties:JSON.stringify(config)};postJsonMerge(updateUrl,payload,onSuccess,onError);}
 function readCustomizerActionInfo(definition,onSuccess,onError){var baseSiteUrl=getSiteUrl().replace(/\/$/,'');var endpoints=[{scopeLabel:'Site Collection',readUrl:baseSiteUrl+'/_api/site/UserCustomActions',updateBaseUrl:baseSiteUrl+'/_api/site/UserCustomActions'},{scopeLabel:'Web',readUrl:baseSiteUrl+'/_api/site/rootweb/UserCustomActions',updateBaseUrl:baseSiteUrl+'/_api/site/rootweb/UserCustomActions'}];readCustomizerActionInfoFromEndpoints(definition,endpoints,0,[],onSuccess,onError);}
diff --git a/src/assets/PortalSettings.aspx b/src/assets/PortalSettings.aspx
index 2ce1151..4bae553 100644
--- a/src/assets/PortalSettings.aspx
+++ b/src/assets/PortalSettings.aspx
@@ -15,15 +15,16 @@
 <asp:Content ContentPlaceHolderID="PlaceHolderMain" runat="server">
 <div class="ps-page"><div class="ps-shell"><div id="statusMessage" class="ps-status-host"></div><section class="ps-hero"><div class="ps-eyebrow">Portal Settings</div><h1>Zentrale Verwaltung fuer aktive Portal-Erweiterungen</h1><p>Diese Seite erkennt installierte Einstellungsanbieter automatisch und zeigt nur deren Tabs. Konfigurationen werden in UserCustomActions, Feld-Properties oder im Property Bag des Root Webs gespeichert.</p><div class="ps-hero-actions"><button type="button" class="ps-btn" onclick="openExpiryBindingDialog()">ExpiryIndicator anbinden</button></div></section><section class="ps-metrics"><div class="ps-metric"><label>Aktive Erweiterungen</label><strong id="activeSolutionCount">0</strong></div><div class="ps-metric"><label>Aktiver Tab</label><strong id="activeTabValue">-</strong></div><div class="ps-metric"><label>Site Collection</label><strong id="siteUrlValue">-</strong></div><div class="ps-metric"><label>Erkannte Erweiterungen</label><strong id="detectedSolutionsValue">Keine</strong></div></section><div id="tabsHost" class="ps-tabs" role="tablist" aria-label="Portal Settings Tabs"></div><section id="emptyState" class="ps-empty" hidden>Keine unterstuetzten Erweiterungen wurden aktiv gefunden. Aktuell werden <strong>Custom Branding</strong>, <strong>Mega Menu</strong> und <strong>ExpiryIndicator</strong> unterstuetzt.</section>
 <section id="panel-branding" class="ps-panel" hidden><div class="ps-panel-head"><div><h2>Custom Branding</h2><p>Pflegt die ClientSideComponentProperties des aktiven Custom Branding Application Customizers.</p></div><span id="brandingChip" class="ps-chip">0</span></div><div class="ps-grid"><div class="ps-card ps-span-4"><h3>CSS-Dateien</h3><p>Lokale SiteAssets-Pfade oder externe Stylesheets.</p><div class="ps-meta"><div><label>Component Id</label><strong id="brandingComponentId">-</strong></div><div><label>Registrierung</label><strong id="brandingLocation">-</strong></div></div><label class="ps-label" for="brandingCssPath">Neue CSS-Datei</label><div class="ps-inline"><input type="text" id="brandingCssPath" class="ps-input" placeholder="/sites/root/SiteAssets/custom-branding.css oder https://cdn.example.com/style.css" /><button type="button" class="ps-btn ps-btn-primary" onclick="addBrandingCssFile()">Hinzufuegen</button></div><div id="brandingCssList" class="ps-list"></div></div><div class="ps-card ps-span-4"><h3>Placeholder Top</h3><p>JSON-Array fuer den oberen Placeholder.</p><label class="ps-label" for="brandingTopJson">Top JSON</label><textarea id="brandingTopJson" class="ps-textarea" spellcheck="false"></textarea></div><div class="ps-card ps-span-4"><h3>Placeholder Bottom</h3><p>JSON-Array fuer den unteren Placeholder.</p><label class="ps-label" for="brandingBottomJson">Bottom JSON</label><textarea id="brandingBottomJson" class="ps-textarea" spellcheck="false"></textarea></div><div class="ps-card ps-span-12"><h3>ClientSideComponentProperties Preview</h3><p>Dieses JSON wird direkt in die aktive UserCustomAction fuer Custom Branding geschrieben.</p><pre id="brandingPreview" class="ps-preview"></pre><div class="ps-note"><strong>Schema:</strong> <code>{ cssfiles, placeholdertop: { elements: [] }, placeholderbottom: { elements: [] } }</code></div></div></div><div class="ps-actions-bar"><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="reloadSolutions('branding')">Neu laden</button><button type="button" class="ps-btn ps-btn-quiet" onclick="validateBrandingEditors()">JSON validieren</button><button type="button" class="ps-btn ps-btn-quiet" onclick="formatBrandingEditors()">JSON formatieren</button></div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-primary" onclick="applyBrandingConfig()">Konfiguration anwenden</button></div></div></section>
-<section id="panel-megamenu" class="ps-panel" hidden><div class="ps-panel-head"><div><h2>Mega Menu</h2><p>Pflegt die ClientSideComponentProperties des aktiven Mega Menu Application Customizers.</p></div><span id="megaMenuChip" class="ps-chip">OK</span></div><div class="ps-grid"><div class="ps-card ps-span-6"><h3>Navigation</h3><p>Pflegt Term Set, optionales CSS und Debug-Verhalten.</p><div class="ps-meta"><div><label>Component Id</label><strong id="megaMenuComponentId">-</strong></div><div><label>Registrierung</label><strong id="megaMenuLocation">-</strong></div></div><label class="ps-label" for="megaMenuTermSetName">Term Set Name</label><input type="text" id="megaMenuTermSetName" class="ps-input" placeholder="Global Navigation" /><label class="ps-label" for="megaMenuCssUrl" style="margin-top:16px;">Zusatz-CSS URL</label><input type="text" id="megaMenuCssUrl" class="ps-input" placeholder="/sites/root/SiteAssets/megamenu.css oder leer lassen" /><label class="ps-label" style="margin-top:16px;">Debug-Modus</label><div class="ps-check"><input type="checkbox" id="megaMenuDebug" /><label for="megaMenuDebug" style="margin:0;font-weight:600;">Debug-Ausgaben in der Browser-Konsole aktivieren</label></div></div><div class="ps-card ps-span-6"><h3>ClientSideComponentProperties Preview</h3><p>Dieses JSON wird direkt in die aktive UserCustomAction fuer Mega Menu geschrieben.</p><pre id="megaMenuPreview" class="ps-preview"></pre><div class="ps-note"><strong>Schema:</strong> <code>{ termSetName, cssUrl, debug }</code></div></div></div><div class="ps-actions-bar"><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="reloadSolutions('megamenu')">Neu laden</button></div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-primary" onclick="applyMegaMenuConfig()">Konfiguration anwenden</button></div></div></section>
+<section id="panel-megamenu" class="ps-panel" hidden><div class="ps-panel-head"><div><h2>Mega Menu</h2><p>Pflegt die ClientSideComponentProperties des aktiven Mega Menu Application Customizers.</p></div><span id="megaMenuChip" class="ps-chip">OK</span></div><div class="ps-grid"><div class="ps-card ps-span-6"><h3>Navigation</h3><p>Waehlt das Termset aus dem Default Site Collection Term Store und pflegt Cache sowie Debug-Verhalten. Individuelle Styles werden ueber Custom Branding eingebunden.</p><div class="ps-meta"><div><label>Component Id</label><strong id="megaMenuComponentId">-</strong></div><div><label>Registrierung</label><strong id="megaMenuLocation">-</strong></div></div><input type="hidden" id="megaMenuTermSetId" /><input type="hidden" id="megaMenuTermSetName" /><label class="ps-label">Ausgewaehltes Termset</label><div class="ps-item"><div><strong id="megaMenuSelectedTermSetName">Kein Termset ausgewaehlt</strong><div id="megaMenuSelectedTermSetMeta" class="ps-path">-</div></div><div class="ps-actions"><button type="button" class="ps-btn" onclick="openMegaMenuTermSetDialog()">Auswaehlen</button><button type="button" class="ps-btn ps-btn-quiet" onclick="clearMegaMenuTermSet()">Leeren</button></div></div><label class="ps-label" for="megaMenuCacheMinutes" style="margin-top:16px;">Cache-Dauer in Minuten</label><input type="number" id="megaMenuCacheMinutes" class="ps-input" min="1" max="1440" value="15" /><label class="ps-label" style="margin-top:16px;">Debug-Modus</label><div class="ps-check"><input type="checkbox" id="megaMenuDebug" /><label for="megaMenuDebug" style="margin:0;font-weight:600;">Debug-Ausgaben in der Browser-Konsole aktivieren</label></div></div><div class="ps-card ps-span-6"><h3>ClientSideComponentProperties Preview</h3><p>Dieses JSON wird direkt in die aktive UserCustomAction fuer Mega Menu geschrieben.</p><pre id="megaMenuPreview" class="ps-preview"></pre><div class="ps-note"><strong>Schema:</strong> <code>{ termSetId, termSetName, cacheMinutes, debug }</code></div></div></div><div class="ps-actions-bar"><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="reloadSolutions('megamenu')">Neu laden</button></div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-primary" onclick="applyMegaMenuConfig()">Konfiguration anwenden</button></div></div></section>
 <section id="panel-expiryindicator" class="ps-panel" hidden><div class="ps-panel-head"><div><h2>ExpiryIndicator 2.1</h2><p>Zentrale Standards fuer die Site Collection und lokale Ausnahmen fuer einzelne Listen oder Bibliotheken.</p></div><span id="expiryIndicatorChip" class="ps-chip">V2.1</span></div><div class="ps-grid"><div class="ps-card ps-span-4"><h3>Site-Collection-Standard</h3><p>Gilt im Root Web und in allen Subwebs, sofern eine Bindung auf Vererbung steht.</p><div class="ps-actions" style="margin-top:16px;"><button type="button" class="ps-btn ps-btn-quiet" onclick="loadExpirySiteDefaults()">Standard laden</button><button type="button" class="ps-btn ps-btn-primary" onclick="saveExpirySiteDefaults()">Standard speichern</button></div><div class="ps-note"><strong>Speicherort:</strong> Property Bag des Root Webs. Es wird keine Konfigurationsliste verwendet.</div></div><div class="ps-card ps-span-8"><h3>Registrierte Bindungen</h3><p>Listen und Bibliotheken, die per PortalSettings oder Aktivierungsskript registriert wurden.</p><div id="expiryBindingsList" class="ps-list"><div class="ps-list-empty">Keine Bindungen registriert.</div></div><div class="ps-actions" style="margin-top:16px;"><button type="button" class="ps-btn ps-btn-quiet" onclick="openExpiryBindingDialog()">Bindung hinzufuegen</button><button type="button" class="ps-btn ps-btn-quiet" onclick="setAllExpiryBindingsToInheritance()">Alle auf Vererbung stellen</button></div></div><div class="ps-card ps-span-4"><h3>Ausgewaehltes Ziel</h3><p>Web, Liste und interner Name des gebundenen Ablaufdatumsfeldes.</p><label class="ps-label" for="expiryWebUrl" style="margin-top:16px;">Web URL</label><input type="text" id="expiryWebUrl" class="ps-input" /><label class="ps-label" for="expiryListTitle" style="margin-top:16px;">Listentitel</label><input type="text" id="expiryListTitle" class="ps-input" placeholder="Dokumente" /><label class="ps-label" for="expiryFieldName" style="margin-top:16px;">Interner Feldname</label><input type="text" id="expiryFieldName" class="ps-input" placeholder="ExpiryDate" /><div class="ps-actions" style="margin-top:16px;"><button type="button" class="ps-btn ps-btn-primary" onclick="loadExpiryIndicatorConfig()">Lokale Konfiguration laden</button><button type="button" class="ps-btn ps-btn-quiet" onclick="setSelectedExpiryBindingToInheritance()">Standard erben</button></div></div><div class="ps-card ps-span-8"><h3>Konfigurationseditor</h3><p>Unterstuetzt V1-Regeln sowie verschachtelte V2-<code>condition</code>-Gruppen mit <code>and</code>/<code>or</code>.</p><textarea id="expiryIndicatorJson" class="ps-textarea" style="min-height:430px" spellcheck="false"></textarea><div class="ps-note"><strong>Prioritaet:</strong> lokale Feldkonfiguration &gt; Subweb-Override &gt; Site-Collection-Standard &gt; eingebauter Standard.</div></div></div><div class="ps-actions-bar"><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="validateExpiryIndicatorConfig()">JSON validieren</button><button type="button" class="ps-btn ps-btn-quiet" onclick="formatExpiryIndicatorConfig()">JSON formatieren</button></div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-primary" onclick="applyExpiryIndicatorConfig()">Als lokale Ausnahme speichern</button></div></div></section>
 <div id="expiryBindingDialog" class="ps-modal-backdrop" hidden><div class="ps-modal" role="dialog" aria-modal="true" aria-labelledby="expiryBindingDialogTitle"><h2 id="expiryBindingDialogTitle">ExpiryIndicator anbinden</h2><p>Verbindet ein bereits vorhandenes Datumsfeld mit dem Field Customizer und registriert die Liste zentral.</p><div id="bindExpiryStatus"></div><label class="ps-label" for="bindExpiryWebUrl">Web URL</label><input type="text" id="bindExpiryWebUrl" class="ps-input" /><label class="ps-label" for="bindExpiryListTitle" style="margin-top:16px;">Listentitel</label><input type="text" id="bindExpiryListTitle" class="ps-input" placeholder="Documents" /><label class="ps-label" for="bindExpiryFieldName" style="margin-top:16px;">Interner Name des vorhandenen Datumsfeldes</label><input type="text" id="bindExpiryFieldName" class="ps-input" placeholder="ExpiryDate" /><div class="ps-check" style="margin-top:14px;"><input type="checkbox" id="bindExpiryClassic" checked="checked" /><label for="bindExpiryClassic" style="margin:0;font-weight:600;">Classic ScriptLink und Ribbon-Befehl registrieren</label></div><div class="ps-note">Die Solution legt keine Spalte an. Bei bereits vorhandener lokaler Konfiguration bleiben die Component Properties erhalten.</div><div class="ps-actions"><button type="button" class="ps-btn ps-btn-quiet" onclick="closeExpiryBindingDialog()">Abbrechen</button><button type="button" id="bindExpirySubmit" class="ps-btn ps-btn-primary" onclick="bindExpiryIndicatorFromDialog()">Bindung anlegen</button></div></div></div>
+<div id="megaMenuTermSetDialog" class="ps-modal-backdrop" hidden><div class="ps-modal" role="dialog" aria-modal="true" aria-labelledby="megaMenuTermSetDialogTitle"><h2 id="megaMenuTermSetDialogTitle">Termset auswaehlen</h2><p>Termsets aus dem Default Site Collection Term Store.</p><div id="megaMenuTermSetStatus"></div><label class="ps-label" for="megaMenuTermSetSearch">Suche</label><input type="text" id="megaMenuTermSetSearch" class="ps-input" placeholder="Gruppe oder Termset" oninput="renderMegaMenuTermSets()" /><div id="megaMenuTermSetList" style="max-height:420px;overflow:auto;margin-top:16px;"></div><div class="ps-actions" style="margin-top:16px;"><button type="button" class="ps-btn ps-btn-quiet" onclick="closeMegaMenuTermSetDialog()">Abbrechen</button></div></div></div>
 <script type="text/javascript">
 var CUSTOM_SOLUTION_TAG='MSFT-Custom-Solution';var EXPIRY_FIELD_COMPONENT_ID='a555f4fc-d6a6-4421-8189-457449d9bbde';var EXPIRY_DESCRIPTOR_PROPERTY='PortalSettings.Solutions.ExpiryIndicator';var EXPIRY_DEFAULTS_PROPERTY='PortalSettings.ExpiryIndicator.Defaults';var EXPIRY_BINDINGS_PROPERTY='PortalSettings.ExpiryIndicator.Bindings';var SUPPORTED_SOLUTIONS={branding:{key:'branding',label:'Custom Branding',componentId:'035ba968-6488-4d42-86b3-0470ffcc95b9',panelId:'panel-branding',descriptionTag:'MSFT-Custom-Solution:CustomBranding',providerType:'applicationCustomizer'},megamenu:{key:'megamenu',label:'Mega Menu',componentId:'abc3361f-bb2d-491f-aba3-cd51c19a299b',panelId:'panel-megamenu',descriptionTag:'MSFT-Custom-Solution:MegaMenu',providerType:'applicationCustomizer'},expiryindicator:{key:'expiryindicator',label:'ExpiryIndicator',componentId:EXPIRY_FIELD_COMPONENT_ID,panelId:'panel-expiryindicator',providerType:'rootPropertyBag'}};
-var state={booted:false,activeKey:'',solutions:{}};
+var state={booted:false,activeKey:'',solutions:{},megaMenuTermSets:[],megaMenuTermSetsLoaded:false};
 document.addEventListener('DOMContentLoaded',function(){bootPage();});
 function bootPage(){if(state.booted){return;}if(window.SP&&SP.ClientContext){state.booted=true;bindPage();reloadSolutions();return;}window.setTimeout(bootPage,150);}
-function bindPage(){document.getElementById('siteUrlValue').textContent=getSiteUrl();document.getElementById('expiryWebUrl').value=getWebUrl();document.getElementById('expiryIndicatorJson').value=JSON.stringify(defaultExpiryIndicatorConfig('ExpiryDate'),null,2);document.getElementById('brandingCssPath').addEventListener('keypress',function(event){if(event.key==='Enter'){event.preventDefault();addBrandingCssFile();}});document.getElementById('brandingTopJson').addEventListener('input',updateBrandingPreview);document.getElementById('brandingBottomJson').addEventListener('input',updateBrandingPreview);document.getElementById('megaMenuTermSetName').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuCssUrl').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuDebug').addEventListener('change',updateMegaMenuPreview);}
+function bindPage(){document.getElementById('siteUrlValue').textContent=getSiteUrl();document.getElementById('expiryWebUrl').value=getWebUrl();document.getElementById('expiryIndicatorJson').value=JSON.stringify(defaultExpiryIndicatorConfig('ExpiryDate'),null,2);document.getElementById('brandingCssPath').addEventListener('keypress',function(event){if(event.key==='Enter'){event.preventDefault();addBrandingCssFile();}});document.getElementById('brandingTopJson').addEventListener('input',updateBrandingPreview);document.getElementById('brandingBottomJson').addEventListener('input',updateBrandingPreview);document.getElementById('megaMenuTermSetId').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuTermSetName').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuCacheMinutes').addEventListener('input',updateMegaMenuPreview);document.getElementById('megaMenuDebug').addEventListener('change',updateMegaMenuPreview);}
 function reloadSolutions(preferredKey){showStatus('Lade aktive Einstellungsanbieter...','info',true);state.solutions={};loadSolutionsSequentially(Object.keys(SUPPORTED_SOLUTIONS),0,preferredKey||state.activeKey,[],[],function(labels,errors,preferred){var keys=getAvailableSolutionKeys();if(!keys.length){state.activeKey='';renderTabs();renderPanels();updateOverview();showStatus('Keine unterstuetzten Erweiterungen wurden aktiv registriert gefunden.','warning',true);return;}state.activeKey=preferred&&state.solutions[preferred]?preferred:keys[0];hydratePanels();renderTabs();renderPanels();updateOverview();var message='Aktive Erweiterungen geladen: '+labels.join(', ')+'.';if(errors.length){showStatus(message+' Hinweise: '+errors.join(' | '),'warning',true);return;}showStatus(message,'success');});}
 function loadSolutionsSequentially(keys,index,preferred,labels,errors,done){if(index>=keys.length){done(labels,errors,preferred);return;}var key=keys[index];var definition=SUPPORTED_SOLUTIONS[key];if(definition.providerType==='rootPropertyBag'){readExpiryProviderInfo(function(info){if(info){state.solutions[key]={definition:definition,info:info,config:info.siteDefaults};labels.push(definition.label);}loadSolutionsSequentially(keys,index+1,preferred,labels,errors,done);},function(message){errors.push(definition.label+': '+message);loadSolutionsSequentially(keys,index+1,preferred,labels,errors,done);});return;}readCustomizerActionInfo(definition,function(info){if(info&&info.action){state.solutions[key]={definition:definition,info:info,config:parseSolutionConfig(key,info.action.ClientSideComponentProperties)};labels.push(definition.label);}loadSolutionsSequentially(keys,index+1,preferred,labels,errors,done);},function(message){errors.push(definition.label+': '+message);loadSolutionsSequentially(keys,index+1,preferred,labels,errors,done);});}
 function hydratePanels(){if(state.solutions.branding){populateBrandingPanel(state.solutions.branding);}if(state.solutions.megamenu){populateMegaMenuPanel(state.solutions.megamenu);}if(state.solutions.expiryindicator){renderExpiryBindings();}}
@@ -40,10 +41,20 @@ function validateBrandingEditors(){try{state.solutions.branding.config=normalize
 function formatBrandingEditors(){try{state.solutions.branding.config=normalizeBrandingConfig(buildBrandingConfig());document.getElementById('brandingTopJson').value=JSON.stringify(state.solutions.branding.config.placeholdertop.elements,null,2);document.getElementById('brandingBottomJson').value=JSON.stringify(state.solutions.branding.config.placeholderbottom.elements,null,2);updateBrandingPreview();showStatus('Custom Branding JSON wurde formatiert.','success');}catch(error){showStatus(error.message,'error');}}
 function updateBrandingPreview(){var preview=document.getElementById('brandingPreview');try{var config=buildBrandingConfig();preview.textContent=JSON.stringify(config,null,2);document.getElementById('brandingChip').textContent=String(config.cssfiles.length);}catch(error){preview.textContent='Fehler: '+error.message;}}
 function applyBrandingConfig(){try{var config=buildBrandingConfig();showStatus('Aktualisiere Custom Branding...','info',true);updateSolutionAction('branding',config,function(){state.solutions.branding.config=normalizeBrandingConfig(config);populateBrandingPanel(state.solutions.branding);showStatus('Custom Branding wurde erfolgreich aktualisiert.','success');},function(message){showStatus('Custom Branding konnte nicht aktualisiert werden: '+message,'error',true);});}catch(error){showStatus(error.message,'error');}}
-function populateMegaMenuPanel(solution){document.getElementById('megaMenuComponentId').textContent=solution.definition.componentId;document.getElementById('megaMenuLocation').textContent=getActionLocationText(solution.info);document.getElementById('megaMenuTermSetName').value=solution.config.termSetName||'';document.getElementById('megaMenuCssUrl').value=solution.config.cssUrl||'';document.getElementById('megaMenuDebug').checked=solution.config.debug===true;updateMegaMenuPreview();}
-function buildMegaMenuConfig(){var solution=state.solutions.megamenu;if(!solution){throw new Error('Mega Menu ist aktuell nicht aktiv konfiguriert.');}var termSetName=document.getElementById('megaMenuTermSetName').value.trim();return{termSetName:termSetName,cssUrl:document.getElementById('megaMenuCssUrl').value.trim(),debug:document.getElementById('megaMenuDebug').checked===true};}
+function populateMegaMenuPanel(solution){document.getElementById('megaMenuComponentId').textContent=solution.definition.componentId;document.getElementById('megaMenuLocation').textContent=getActionLocationText(solution.info);document.getElementById('megaMenuTermSetId').value=solution.config.termSetId||'';document.getElementById('megaMenuTermSetName').value=solution.config.termSetName||'';document.getElementById('megaMenuCacheMinutes').value=String(solution.config.cacheMinutes||15);document.getElementById('megaMenuDebug').checked=solution.config.debug===true;updateMegaMenuSelectedTermSet();updateMegaMenuPreview();}
+function buildMegaMenuConfig(){var solution=state.solutions.megamenu;if(!solution){throw new Error('Mega Menu ist aktuell nicht aktiv konfiguriert.');}var termSetId=document.getElementById('megaMenuTermSetId').value.trim();var termSetName=document.getElementById('megaMenuTermSetName').value.trim();var cacheMinutes=Number(document.getElementById('megaMenuCacheMinutes').value);if(termSetId&&!/^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$/.test(termSetId)){throw new Error('Die Term Set ID ist keine gueltige GUID.');}if(!termSetId&&!termSetName){throw new Error('Bitte eine Term Set ID oder einen Term Set Name angeben.');}if(!isFinite(cacheMinutes)||cacheMinutes<1||cacheMinutes>1440){throw new Error('Die Cache-Dauer muss zwischen 1 und 1440 Minuten liegen.');}return{termSetId:termSetId,termSetName:termSetName,cacheMinutes:Math.floor(cacheMinutes),debug:document.getElementById('megaMenuDebug').checked===true};}
 function updateMegaMenuPreview(){var preview=document.getElementById('megaMenuPreview');try{var config=buildMegaMenuConfig();preview.textContent=JSON.stringify(config,null,2);document.getElementById('megaMenuChip').textContent=config.debug?'DBG':'OK';}catch(error){preview.textContent='Fehler: '+error.message;document.getElementById('megaMenuChip').textContent='!';}}
 function applyMegaMenuConfig(){try{var config=buildMegaMenuConfig();showStatus('Aktualisiere Mega Menu...','info',true);updateSolutionAction('megamenu',config,function(){state.solutions.megamenu.config=normalizeMegaMenuConfig(config);populateMegaMenuPanel(state.solutions.megamenu);showStatus('Mega Menu wurde erfolgreich aktualisiert.','success');},function(message){showStatus('Mega Menu konnte nicht aktualisiert werden: '+message,'error',true);});}catch(error){showStatus(error.message,'error');}}
+function updateMegaMenuSelectedTermSet(){var id=document.getElementById('megaMenuTermSetId').value.trim();var name=document.getElementById('megaMenuTermSetName').value.trim();document.getElementById('megaMenuSelectedTermSetName').textContent=name||'Kein Termset ausgewaehlt';document.getElementById('megaMenuSelectedTermSetMeta').textContent=id||'-';}
+function clearMegaMenuTermSet(){document.getElementById('megaMenuTermSetId').value='';document.getElementById('megaMenuTermSetName').value='';updateMegaMenuSelectedTermSet();updateMegaMenuPreview();}
+function openMegaMenuTermSetDialog(){document.getElementById('megaMenuTermSetDialog').hidden=false;document.getElementById('megaMenuTermSetSearch').value='';document.getElementById('megaMenuTermSetList').innerHTML='';setMegaMenuTermSetStatus('Lade Termsets...','info');if(state.megaMenuTermSetsLoaded){setMegaMenuTermSetStatus('','info');renderMegaMenuTermSets();window.setTimeout(function(){document.getElementById('megaMenuTermSetSearch').focus();},0);return;}loadMegaMenuTermSets();}
+function closeMegaMenuTermSetDialog(){document.getElementById('megaMenuTermSetDialog').hidden=true;}
+function setMegaMenuTermSetStatus(message,type){var host=document.getElementById('megaMenuTermSetStatus');host.innerHTML=message?'<div class="ps-status ps-status-'+type+'">'+escapeHtml(message)+'</div>':'';}
+function loadMegaMenuTermSets(){var requestXml='<Request AddExpandoFieldTypeSuffix="true" SchemaVersion="15.0.0.0" LibraryVersion="16.0.0.0" ApplicationName="PortalSettings" xmlns="http://schemas.microsoft.com/sharepoint/clientquery/2009"><Actions><ObjectPath Id="2" ObjectPathId="1" /><ObjectIdentityQuery Id="3" ObjectPathId="1" /><ObjectPath Id="5" ObjectPathId="4" /><ObjectIdentityQuery Id="6" ObjectPathId="4" /><Query Id="7" ObjectPathId="4"><Query SelectAllProperties="false"><Properties><Property Name="Id" ScalarProperty="true" /><Property Name="Name" ScalarProperty="true" /><Property Name="Groups"><Query SelectAllProperties="false"><Properties /></Query><ChildItemQuery SelectAllProperties="false"><Properties><Property Name="Name" ScalarProperty="true" /><Property Name="Id" ScalarProperty="true" /><Property Name="IsSystemGroup" ScalarProperty="true" /><Property Name="TermSets"><Query SelectAllProperties="false"><Properties /></Query><ChildItemQuery SelectAllProperties="false"><Properties><Property Name="Name" ScalarProperty="true" /><Property Name="Id" ScalarProperty="true" /><Property Name="Description" ScalarProperty="true" /></Properties></ChildItemQuery></Property></Properties></ChildItemQuery></Property></Properties></Query></Query></Actions><ObjectPaths><StaticMethod Id="1" Name="GetTaxonomySession" TypeId="{981cbc68-9edc-4f8d-872f-71146fcbb84f}" /><Method Id="4" ParentId="1" Name="GetDefaultSiteCollectionTermStore" /></ObjectPaths></Request>';try{var request=new XMLHttpRequest();request.open('POST',getSiteUrl().replace(/\/$/,'')+'/_vti_bin/client.svc/ProcessQuery',true);request.setRequestHeader('Accept','application/json');request.setRequestHeader('Content-Type','application/xml');var digest=getRequestDigest();if(digest){request.setRequestHeader('X-RequestDigest',digest);}request.onreadystatechange=function(){if(request.readyState!==4){return;}if(request.status<200||request.status>=300){setMegaMenuTermSetStatus('Termsets konnten nicht geladen werden: '+buildRequestErrorMessage(request),'error');return;}try{var payload=JSON.parse(request.responseText||'[]');var errorInfo=payload&&payload.length?payload[0]:null;if(errorInfo&&errorInfo.ErrorInfo){throw new Error(errorInfo.ErrorInfo.ErrorMessage||'Taxonomy-Abfrage fehlgeschlagen.');}state.megaMenuTermSets=parseMegaMenuTermSets(payload);state.megaMenuTermSetsLoaded=true;setMegaMenuTermSetStatus(state.megaMenuTermSets.length?'':'Keine lesbaren Termsets gefunden.',state.megaMenuTermSets.length?'info':'warning');renderMegaMenuTermSets();window.setTimeout(function(){document.getElementById('megaMenuTermSetSearch').focus();},0);}catch(error){setMegaMenuTermSetStatus('Termsets konnten nicht gelesen werden: '+(error.message||String(error)),'error');}};request.onerror=function(){setMegaMenuTermSetStatus('Netzwerkfehler beim Laden der Termsets.','error');};request.send(requestXml);}catch(error){setMegaMenuTermSetStatus(error.message||String(error),'error');}}
+function parseMegaMenuTermSets(payload){var result=[];if(!Array.isArray(payload)){return result;}var store=null;for(var i=0;i<payload.length;i++){if(payload[i]&&payload[i]._ObjectType_==='SP.Taxonomy.TermStore'){store=payload[i];break;}}var groups=store&&store.Groups&&Array.isArray(store.Groups._Child_Items_)?store.Groups._Child_Items_:[];for(var g=0;g<groups.length;g++){var group=groups[g];if(!group||group.IsSystemGroup===true){continue;}var sets=group.TermSets&&Array.isArray(group.TermSets._Child_Items_)?group.TermSets._Child_Items_:[];for(var s=0;s<sets.length;s++){var termSet=sets[s];if(!termSet){continue;}var id=cleanTaxonomyGuid(termSet.Id);if(id){result.push({id:id,name:termSet.Name||id,groupName:group.Name||'Ohne Gruppe',description:termSet.Description||''});}}}result.sort(function(left,right){var a=(left.groupName+' '+left.name).toLowerCase();var b=(right.groupName+' '+right.name).toLowerCase();return a<b?-1:(a>b?1:0);});return result;}
+function cleanTaxonomyGuid(value){return String(value||'').replace('/Guid(','').replace(')/','').replace(')','').replace(/[{}]/g,'').toLowerCase();}
+function renderMegaMenuTermSets(){var host=document.getElementById('megaMenuTermSetList');var search=document.getElementById('megaMenuTermSetSearch').value.trim().toLowerCase();var html='';for(var i=0;i<state.megaMenuTermSets.length;i++){var item=state.megaMenuTermSets[i];var haystack=(item.groupName+' '+item.name+' '+item.description+' '+item.id).toLowerCase();if(search&&haystack.indexOf(search)===-1){continue;}html+='<div class="ps-item"><div><strong>'+escapeHtml(item.name)+'</strong><div class="ps-path">'+escapeHtml(item.groupName)+' | '+escapeHtml(item.id)+'</div>'+(item.description?'<div>'+escapeHtml(item.description)+'</div>':'')+'</div><button type="button" class="ps-btn" onclick="selectMegaMenuTermSet('+i+')">Auswaehlen</button></div>'; }host.innerHTML=html||'<div class="ps-list-empty">Keine passenden Termsets gefunden.</div>';}
+function selectMegaMenuTermSet(index){var item=state.megaMenuTermSets[index];if(!item){return;}document.getElementById('megaMenuTermSetId').value=item.id;document.getElementById('megaMenuTermSetName').value=item.name;updateMegaMenuSelectedTermSet();updateMegaMenuPreview();closeMegaMenuTermSetDialog();showStatus('Termset ausgewaehlt: '+item.name+'.','success');}
 function defaultExpiryIndicatorConfig(expiryField){return{baseField:'Created',expiryField:expiryField||'ExpiryDate',default:{lifeTime:{value:2,unit:'years'},columnRule:[{daysUntilExpiry:0,operator:'lessOrEqual',backgroundColor:'#a4262c',textColor:'#ffffff',label:'Abgelaufen'},{daysUntilExpiry:30,operator:'lessOrEqual',backgroundColor:'#ffaa44',textColor:'#000000',label:'Laeuft bald ab'},{daysUntilExpiry:90,operator:'lessOrEqual',backgroundColor:'#fff4ce',textColor:'#000000',label:'Beobachten'}]},rules:[],nullText:'Kein Ablaufdatum',confirmExtension:true};}
 function openExpiryBindingDialog(){document.getElementById('bindExpiryWebUrl').value=getWebUrl();document.getElementById('bindExpiryListTitle').value='';document.getElementById('bindExpiryFieldName').value='ExpiryDate';document.getElementById('bindExpiryStatus').innerHTML='';document.getElementById('bindExpirySubmit').disabled=false;document.getElementById('expiryBindingDialog').hidden=false;window.setTimeout(function(){document.getElementById('bindExpiryListTitle').focus();},0);}
 function closeExpiryBindingDialog(){document.getElementById('expiryBindingDialog').hidden=true;}
@@ -75,7 +86,7 @@ function formatExpiryIndicatorConfig(){try{var config=parseExpiryIndicatorEditor
 function applyExpiryIndicatorConfig(){var solution=state.solutions.expiryindicator;var selected=solution&&solution.info?solution.info.selected:null;if(!selected){showStatus('Bitte zuerst eine lokale ExpiryIndicator-Konfiguration laden.','warning',true);return;}var config;try{config=parseExpiryIndicatorEditor();}catch(error){showStatus(error.message,'error',true);return;}config.expiryField=selected.field.InternalName;var payload={__metadata:{type:selected.actionType},ClientSideComponentProperties:JSON.stringify(config)};showStatus('Aktualisiere lokale ExpiryIndicator-Ausnahme...','info',true);postJsonMerge(selected.updateUrl,payload,function(){solution.config=config;document.getElementById('expiryIndicatorJson').value=JSON.stringify(config,null,2);document.getElementById('expiryIndicatorChip').textContent='LOKAL';showStatus('Lokale ExpiryIndicator-Konfiguration wurde erfolgreich aktualisiert.','success');},function(message){showStatus('ExpiryIndicator konnte nicht aktualisiert werden: '+message,'error',true);});}
 function parseSolutionConfig(key,rawValue){var parsed={};if(typeof rawValue==='string'&&rawValue.trim().length>0){try{parsed=JSON.parse(rawValue);}catch(error){parsed={};}}if(key==='branding'){return normalizeBrandingConfig(parsed);}if(key==='megamenu'){return normalizeMegaMenuConfig(parsed);}return parsed||{};}
 function normalizeBrandingConfig(config){var normalized={cssfiles:[],placeholdertop:{elements:[]},placeholderbottom:{elements:[]}};if(config&&Array.isArray(config.cssfiles)){normalized.cssfiles=config.cssfiles.filter(function(item){return item&&typeof item.path==='string'&&item.path.trim().length>0;}).map(function(item){return{path:item.path.trim()};});}if(config&&config.placeholdertop&&Array.isArray(config.placeholdertop.elements)){normalized.placeholdertop.elements=config.placeholdertop.elements;}else if(config&&Array.isArray(config.elements)){normalized.placeholdertop.elements=config.elements;}if(config&&config.placeholderbottom&&Array.isArray(config.placeholderbottom.elements)){normalized.placeholderbottom.elements=config.placeholderbottom.elements;}return normalized;}
-function normalizeMegaMenuConfig(config){return{termSetName:config&&typeof config.termSetName==='string'?config.termSetName.trim():'',cssUrl:config&&typeof config.cssUrl==='string'?config.cssUrl.trim():'',debug:!!(config&&config.debug===true)};}
+function normalizeMegaMenuConfig(config){var cacheMinutes=config?Number(config.cacheMinutes):15;return{termSetId:config&&typeof config.termSetId==='string'?config.termSetId.trim():'',termSetName:config&&typeof config.termSetName==='string'?config.termSetName.trim():'',cacheMinutes:isFinite(cacheMinutes)?Math.min(Math.max(Math.floor(cacheMinutes),1),1440):15,debug:!!(config&&config.debug===true)};}
 function parseJsonArray(textareaId,label){var textarea=document.getElementById(textareaId);var rawValue=textarea.value.trim();if(!rawValue){return [];}var parsedValue;try{parsedValue=JSON.parse(rawValue);}catch(error){throw new Error(label+' enthaelt kein gueltiges JSON: '+error.message);}if(!Array.isArray(parsedValue)){throw new Error(label+' muss ein JSON-Array sein.');}return parsedValue;}
 function updateSolutionAction(key,config,onSuccess,onError){var solution=state.solutions[key];if(!solution||!solution.info||!solution.info.action){onError('Die passende UserCustomAction wurde nicht gefunden.');return;}var actionId=solution.info.action.Id;if(!actionId){onError('Die UserCustomAction hat keine gueltige Id.');return;}var updateUrl=solution.info.updateBaseUrl+'(guid\''+actionId+'\')';var payload={__metadata:{type:solution.info.actionType||'SP.UserCustomAction'},ClientSideComponentProperties:JSON.stringify(config)};postJsonMerge(updateUrl,payload,onSuccess,onError);}
 function readCustomizerActionInfo(definition,onSuccess,onError){var baseSiteUrl=getSiteUrl().replace(/\/$/,'');var endpoints=[{scopeLabel:'Site Collection',readUrl:baseSiteUrl+'/_api/site/UserCustomActions',updateBaseUrl:baseSiteUrl+'/_api/site/UserCustomActions'},{scopeLabel:'Web',readUrl:baseSiteUrl+'/_api/site/rootweb/UserCustomActions',updateBaseUrl:baseSiteUrl+'/_api/site/rootweb/UserCustomActions'}];readCustomizerActionInfoFromEndpoints(definition,endpoints,0,[],onSuccess,onError);}