diff --git a/index.html b/index.html
index de73fa4..e732542 100644
--- a/index.html
+++ b/index.html
@@ -81,7 +81,7 @@
       <form id="settingsForm" class="text-sm">
         <div class="border-b flex text-xs font-medium"><button type="button" id="tabModel" class="flex-1 py-2 px-3 text-center border-b-2 border-black">Model & Sampling</button><button type="button" id="tabPrompt" class="flex-1 py-2 px-3 text-center border-b-2 border-transparent hover:border-gray-300">System Prompt</button><button type="button" id="tabScript" class="flex-1 py-2 px-3 text-center border-b-2 border-transparent hover:border-gray-300">Script</button></div>
         <div id="panelModel" class="p-4 space-y-4">
-          <div><label class="block text-gray-700 font-medium mb-1">Model name</label><input id="set_model" type="text" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="openai/gpt-4o"/></div>
+          <div class="grid grid-cols-2 gap-3"><div><label class="block text-gray-700 font-medium mb-1">Model name</label><input id="set_model" type="text" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="openai/gpt-4o"/></div><div><label class="block text-gray-700 font-medium mb-1">Reasoning Effort</label><select id="set_reasoning_effort" class="w-full rounded-xl border border-gray-300 px-3 py-2"><option value="default">Default</option><option value="low">Low</option><option value="medium">Medium</option><option value="high">High</option></select><p class="mt-1 text-xs text-gray-500">Used only if supported by the model. (Default = Omitted)</p></div></div>
           <div class="grid grid-cols-2 gap-3">
             <div><label class="block text-gray-700 font-medium mb-1">Temperature <span class="text-gray-400">(0–2)</span></label><input id="set_temperature" type="number" min="0" max="2" step="0.1" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="1.0"/><p class="mt-1 text-xs text-gray-500">Variety. Lower = predictable.</p></div>
             <div><label class="block text-gray-700 font-medium mb-1">Top P <span class="text-gray-400">(0–1)</span></label><input id="set_top_p" type="number" min="0" max="1" step="0.01" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="1.0"/><p class="mt-1 text-xs text-gray-500">Nucleus sampling.</p></div>
@@ -91,10 +91,9 @@
             <div><label class="block text-gray-700 font-medium mb-1">Repetition Penalty <span class="text-gray-400">(0–2)</span></label><input id="set_repetition_penalty" type="number" min="0" max="2" step="0.1" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="1.0"/><p class="mt-1 text-xs text-gray-500">Reduce verbatim echoes.</p></div>
             <div><label class="block text-gray-700 font-medium mb-1">Min P <span class="text-gray-400">(0–1)</span></label><input id="set_min_p" type="number" min="0" max="1" step="0.01" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="0.0"/><p class="mt-1 text-xs text-gray-500">Minimum token prob vs best.</p></div>
             <div><label class="block text-gray-700 font-medium mb-1">Top A <span class="text-gray-400">(0–1)</span></label><input id="set_top_a" type="number" min="0" max="1" step="0.01" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="0.0"/><p class="mt-1 text-xs text-gray-500">Adaptive nucleus filter.</p></div>
-            <div><label class="block text-gray-700 font-medium mb-1">Max Tokens</label><input id="set_max_tokens" type="number" min="1" step="1" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="e.g. 512"/><p class="mt-1 text-xs text-gray-500">Response cap.</p></div>
-            <div><label class="block text-gray-700 font-medium mb-1">Verbosity</label><select id="set_verbosity" class="w-full rounded-xl border border-gray-300 px-3 py-2"><option value="auto">Auto</option><option value="low">Low</option><option value="medium">Medium</option><option value="high">High</option></select><p class="mt-1 text-xs text-gray-500">If supported by model.</p></div>
+            <div><label class="block text-gray-700 font-medium mb-1">Max Tokens</label><input id="set_max_tokens" type="number" min="1" step="1" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder=""/><p class="mt-1 text-xs text-gray-500">Leave blank to omit.</p></div>
+            <div><label class="block text-gray-700 font-medium mb-1">Verbosity</label><select id="set_verbosity" class="w-full rounded-xl border border-gray-300 px-3 py-2"><option value="auto">Auto</option><option value="terse">Terse</option><option value="normal">Normal</option><option value="verbose">Verbose</option></select><p class="mt-1 text-xs text-gray-500">Style hint.</p></div>
           </div>
-          <div><label class="block text-gray-700 font-medium mb-1">Reasoning Effort</label><select id="set_reasoning_effort" class="w-full rounded-xl border border-gray-300 px-3 py-2"><option value="default">Default</option><option value="low">Low</option><option value="medium">Medium</option><option value="high">High</option></select><p class="mt-1 text-xs text-gray-500">Used only if supported by the model. (Default = Omitted)</p></div>
         </div>
         <div id="panelPrompt" class="p-4 space-y-4 hidden">
           <div><label class="block text-gray-700 font-medium mb-1">System Prompt</label><textarea id="set_system_prompt" rows="8" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="Enter a system prompt to guide the sune"></textarea><p class="mt-1 text-xs text-gray-500">Saved per sune.</p></div>
@@ -120,8 +119,8 @@
   <div class="absolute inset-x-0 top-16 mx-auto w-full max-w-md px-4">
     <div class="rounded-2xl bg-white shadow-xl border border-gray-200 overflow-hidden">
       <div class="px-4 py-3 border-b text-sm font-semibold flex items-center justify-between"><span>Account Settings</span><button id="closeAccountSettings" class="p-1 rounded hover:bg-gray-100" aria-label="Close"><svg viewBox="0 0 24 24" class="h-5 w-5" fill="none" stroke="currentColor" stroke-width="2"><path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12"/></svg></button></div>
-      <form id="accountSettingsForm" class="p-4 space-y-4 text-sm">
-        <div><label class="block text-gray-700 font-medium mb-1">Master Prompt</label><textarea id="master_prompt" rows="8" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="Global instructions applied to all chats"></textarea><p class="mt-1 text-xs text-gray-500">Saved locally. Prepended before each sune's System Prompt.</p></div>
+      <form id="accountSettingsForm" class="p-4 text-sm space-y-4">
+        <div><label class="block text-gray-700 font-medium mb-1">Master Prompt</label><textarea id="set_master_prompt" rows="8" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="Applies to all sunes on this device"></textarea><p class="mt-1 text-xs text-gray-500">Stored locally.</p></div>
         <div class="flex items-center justify-end gap-2 pt-2 border-t"><button type="button" id="cancelAccountSettings" class="px-3 py-2 rounded-xl border bg-white hover:bg-gray-50">Cancel</button><button type="submit" class="px-3 py-2 rounded-xl bg-black text-white hover:bg-black/90">Save</button></div>
       </form>
     </div>
@@ -133,20 +132,20 @@
 <script src="https://cdn.jsdelivr.net/npm/localforage@1.10.0/dist/localforage.min.js"></script>
 <script>
 const DEFAULT_MODEL='openai/gpt-5',DEFAULT_API_KEY=''
-const el=Object.fromEntries(['chat','messages','composer','input','sendBtn','settingsBtnTop','settingsModal','settingsForm','closeSettings','cancelSettings','tabModel','tabPrompt','tabScript','panelModel','panelPrompt','panelScript','set_model','set_temperature','set_top_p','set_top_k','set_frequency_penalty','set_presence_penalty','set_repetition_penalty','set_min_p','set_top_a','set_reasoning_effort','set_system_prompt','set_max_tokens','set_verbosity','deleteSuneBtn','sidebar','sidebarOverlay','sidebarBtn','suneList','newSuneBtn','userMenuBtn','userMenu','accountSettingsOption','apiKeyOption','sunesImportOption','sunesExportOption','threadsImportOption','threadsExportOption','importInput','historyBtn','historyPanel','historyOverlay','historyList','closeHistory','historyMenu','suneMenu','footer','attachBtn','attachBadge','fileInput','scriptEditor','htmlEditor','subTabHTML','subTabJS','panelHTML','panelJS','suneHtml','accountSettingsModal','accountSettingsForm','master_prompt','closeAccountSettings','cancelAccountSettings'].map(id=>[id,document.getElementById(id)]))
+const el=Object.fromEntries(['chat','messages','composer','input','sendBtn','settingsBtnTop','settingsModal','settingsForm','closeSettings','cancelSettings','tabModel','tabPrompt','tabScript','panelModel','panelPrompt','panelScript','set_model','set_temperature','set_top_p','set_top_k','set_frequency_penalty','set_presence_penalty','set_repetition_penalty','set_min_p','set_top_a','set_max_tokens','set_verbosity','set_reasoning_effort','set_system_prompt','deleteSuneBtn','sidebar','sidebarOverlay','sidebarBtn','suneList','newSuneBtn','userMenuBtn','userMenu','accountSettingsOption','apiKeyOption','sunesImportOption','sunesExportOption','threadsImportOption','threadsExportOption','importInput','historyBtn','historyPanel','historyOverlay','historyList','closeHistory','historyMenu','suneMenu','footer','attachBtn','attachBadge','fileInput','scriptEditor','htmlEditor','subTabHTML','subTabJS','panelHTML','panelJS','suneHtml','accountSettingsModal','accountSettingsForm','closeAccountSettings','cancelAccountSettings','set_master_prompt'].map(id=>[id,document.getElementById(id)]))
 const icons=()=>window.lucide&&lucide.createIcons()
 const clamp=(v,min,max)=>Math.max(min,Math.min(max,v)),num=(v,d)=>v==null||v===''||isNaN(+v)?d:+v,int=(v,d)=>v==null||v===''||isNaN(parseInt(v))?d:parseInt(v),gid=()=>Math.random().toString(36).slice(2,9),esc=s=>String(s).replace(/[&<>'"`]/g,c=>({"&":"&amp;","<":"&lt;",">":"&gt;","\"":"&quot;","'":"&#39;","`":"&#96;"}[c]))
 const fmtSize=b=>{const u=['B','KB','MB','GB','TB'];let i=0,x=b;while(x>=1024&&i<u.length-1){x/=1024;i++}return (x>=10?Math.round(x):Math.round(x*10)/10)+' '+u[i]}
 const asDataURL=f=>new Promise(r=>{const fr=new FileReader();fr.onload=()=>r(String(fr.result||''));fr.readAsDataURL(f)})
 const b64=x=>x.split(',')[1]||''
-const globalStore={get apiKey(){return localStorage.getItem('openrouter_api_key')||DEFAULT_API_KEY||''},set apiKey(v){localStorage.setItem('openrouter_api_key',v||'')},get masterPrompt(){return localStorage.getItem('master_prompt_v1')||''},set masterPrompt(v){localStorage.setItem('master_prompt_v1',v||'')}}
+const globalStore={get apiKey(){return localStorage.getItem('openrouter_api_key')||DEFAULT_API_KEY||''},set apiKey(v){localStorage.setItem('openrouter_api_key',v||'')},get masterPrompt(){return localStorage.getItem('master_prompt')||''},set masterPrompt(v){localStorage.setItem('master_prompt',v||'')}}
 const su={key:'sunes_v1',activeKey:'active_sune_id',load(){try{return JSON.parse(localStorage.getItem(this.key)||'[]')}catch{return[]}},save(list){localStorage.setItem(this.key,JSON.stringify(list||[]))},getActiveId(){return localStorage.getItem(this.activeKey)||null},setActiveId(id){localStorage.setItem(this.activeKey,id||'')}}
-const defaultSettings={model:DEFAULT_MODEL,temperature:1,top_p:0.97,top_k:0,frequency_penalty:0,presence_penalty:0,repetition_penalty:1,min_p:0,top_a:0,reasoning_effort:'default',system_prompt:'',script:'',html:'',max_tokens:0,verbosity:'auto'}
+const defaultSettings={model:DEFAULT_MODEL,temperature:1,top_p:0.97,top_k:0,frequency_penalty:0,presence_penalty:0,repetition_penalty:1,min_p:0,top_a:0,max_tokens:0,verbosity:'auto',reasoning_effort:'default',system_prompt:'',script:'',html:''}
 const makeSune=(p={})=>({id:p.id||gid(),name:p.name?.trim()||'Default',pinned:!!p.pinned,avatar:p.avatar||'',updatedAt:p.updatedAt||Date.now(),settings:Object.assign({},defaultSettings,p.settings||{})})
 let sunes=(su.load()||[]).map(makeSune)
 if(!sunes.length){const def=makeSune({name:'Default'});sunes=[def];su.save(sunes);su.setActiveId(def.id)}
 const getActiveSune=()=>sunes.find(a=>a.id===su.getActiveId())||sunes[0],createDefaultSune=()=>makeSune({name:'Default'})
-const store=new Proxy({},{get(_,p){if(p==='apiKey')return globalStore.apiKey;const a=getActiveSune();if(p==='model')return a.settings.model;if(p in a.settings)return a.settings[p];if(p==='system_prompt')return a.settings.system_prompt},set(_,p,v){if(p==='apiKey'){globalStore.apiKey=v;return true}const i=sunes.findIndex(a=>a.id===getActiveSune().id);if(i>=0){if(p==='model')sunes[i].settings.model=v||DEFAULT_MODEL;else if(p==='system_prompt')sunes[i].settings.system_prompt=v||'';else sunes[i].settings[p]=v;sunes[i].updatedAt=Date.now();su.save(sunes);return true}return false}})
+const store=new Proxy({},{get(_,p){if(p==='apiKey')return globalStore.apiKey;if(p==='masterPrompt')return globalStore.masterPrompt;const a=getActiveSune();if(p==='model')return a.settings.model;if(p in a.settings)return a.settings[p];if(p==='system_prompt')return a.settings.system_prompt},set(_,p,v){if(p==='apiKey'){globalStore.apiKey=v;return true}if(p==='masterPrompt'){globalStore.masterPrompt=v;return true}const i=sunes.findIndex(a=>a.id===getActiveSune().id);if(i>=0){if(p==='model')sunes[i].settings.model=v||DEFAULT_MODEL;else if(p==='system_prompt')sunes[i].settings.system_prompt=v||'';else sunes[i].settings[p]=v;sunes[i].updatedAt=Date.now();su.save(sunes);return true}return false}})
 const state={messages:[],busy:false,controller:null,currentThreadId:null,abortRequested:false,attachments:[]}
 const getModelShort=m=>{const mm=m||store.model||'';return mm.includes('/')?mm.split('/').pop():mm}
 const renderSuneHTML=()=>{const m=el.suneHtml,h=(getActiveSune().settings.html||'').trim();m.innerHTML='';m.classList.toggle('hidden',!h);if(!h)return;m.insertAdjacentHTML('afterbegin',h);m.querySelectorAll('script').forEach(s=>{const n=document.createElement('script');[...s.attributes].forEach(a=>n.setAttribute(a.name,a.value));n.text=s.text; s.replaceWith(n)})}
@@ -162,7 +161,7 @@ function partsToText(parts){if(!parts)return'';if(Array.isArray(parts))return pa
 function addMessage(m,track=true){m.id=m.id||gid();if(!Array.isArray(m.content)&&m.content!=null){m.content=[{type:'text',text:String(m.content)}]}const bubble=msgRow(m);bubble.dataset.mid=m.id;renderMarkdown(bubble,partsToText(m.content));if(track)state.messages.push(m);return bubble}
 const addSuneBubbleStreaming=meta=>msgRow(Object.assign({role:'assistant'},meta))
 const clearChat=()=>{state.messages=[];el.messages.innerHTML='';state.attachments=[];updateAttachBadge();el.fileInput.value=''}
-const payloadWithSampling=b=>{const o=Object.assign({},b,{temperature:store.temperature,top_p:store.top_p,top_k:store.top_k,frequency_penalty:store.frequency_penalty,presence_penalty:store.presence_penalty,repetition_penalty:store.repetition_penalty,min_p:store.min_p,top_a:store.top_a});if(+store.max_tokens>0)o.max_tokens=+store.max_tokens; if(store.verbosity&&store.verbosity!=='auto')o.verbosity=store.verbosity;return o}
+const payloadWithSampling=b=>Object.assign({},b,{temperature:store.temperature,top_p:store.top_p,top_k:store.top_k,frequency_penalty:store.frequency_penalty,presence_penalty:store.presence_penalty,repetition_penalty:store.repetition_penalty,min_p:store.min_p,top_a:store.top_a,max_tokens:Math.max(0,int(store.max_tokens||0,0))||undefined})
 function setBtnStop(){const b=el.sendBtn;b.dataset.mode='stop';b.type='button';b.setAttribute('aria-label','Stop');b.innerHTML='<i data-lucide="square" class="h-5 w-5"></i>';icons();b.onclick=()=>{state.abortRequested=true;state.controller?.abort?.()}}
 function setBtnSend(){const b=el.sendBtn;b.dataset.mode='send';b.type='submit';b.setAttribute('aria-label','Send');b.innerHTML='<i data-lucide="sparkles" class="h-5 w-5"></i>';icons();b.onclick=null}
 function localDemoReply(){return 'Tip: open the sidebar → Account & Backup to set your OpenRouter API key.'}
@@ -190,7 +189,7 @@ el.messages.addEventListener('click',async e=>{const a=e.target.closest('a[href^
 el.composer.addEventListener('submit',async e=>{e.preventDefault();if(state.busy)return;const text=el.input.value.trim();if(!text&&!state.attachments.length)return;if(state.messages.length===0)state.currentThreadId=null;await ensureThreadOnFirstUser(text||'(attachments)');el.input.value='';const parts=[];if(text)parts.push({type:'text',text});state.attachments.forEach(a=>parts.push(a.part));addMessage({role:'user',content:parts.length?parts:[{type:'text',text:text||'(sent attachments)'}]});if(state.attachments.length)addAttachmentTree('user',state.attachments);state.busy=true;setBtnStop();const a=getActiveSune();const suneMeta={sune_name:a.name,model:store.model,avatar:a.avatar||''};const suneBubble=addSuneBubbleStreaming(suneMeta);let buf='',completed=false;await askOpenRouterStreaming((delta,done)=>{buf+=delta;renderMarkdown(suneBubble,buf,{enhance:false});if(done&&!completed){completed=true;setBtnSend();state.busy=false;enhanceCodeBlocks(suneBubble,true);state.messages.push(Object.assign({role:'assistant',content:[{type:'text',text:buf}]},suneMeta));persistThread();queueMicrotask(()=>el.chat.scrollTo({top:el.chat.scrollHeight,behavior:'smooth'}))}});state.attachments=[];updateAttachBadge()})
 let jars={js:null,html:null};const ensureJars=async()=>{if(jars.js&&jars.html)return jars;const mod=await import('https://medv.io/codejar/codejar.js');const CodeJar=mod.CodeJar||mod.default;const mk=(elx,lang)=>CodeJar(elx,ed=>{ed.innerHTML=hljs.highlight(ed.textContent,{language:lang}).value},{tab:'  '});if(!jars.js)jars.js=mk(el.scriptEditor,'javascript');if(!jars.html)jars.html=mk(el.htmlEditor,'xml');return jars}
 let openedJS=false,openedHTML=false
-function openSettings(){const a=getActiveSune(),s=a.settings;openedJS=false;openedHTML=false;el.set_model.value=s.model;el.set_temperature.value=s.temperature;el.set_top_p.value=s.top_p;el.set_top_k.value=s.top_k;el.set_frequency_penalty.value=s.frequency_penalty;el.set_presence_penalty.value=s.presence_penalty;el.set_repetition_penalty.value=s.repetition_penalty;el.set_min_p.value=s.min_p;el.set_top_a.value=s.top_a;el.set_reasoning_effort.value=s.reasoning_effort||'default';el.set_system_prompt.value=s.system_prompt;el.set_max_tokens.value=s.max_tokens||'';el.set_verbosity.value=s.verbosity||'auto';showTab('Model');el.settingsModal.classList.remove('hidden')}
+function openSettings(){const a=getActiveSune(),s=a.settings;openedJS=false;openedHTML=false;el.set_model.value=s.model;el.set_temperature.value=s.temperature;el.set_top_p.value=s.top_p;el.set_top_k.value=s.top_k;el.set_frequency_penalty.value=s.frequency_penalty;el.set_presence_penalty.value=s.presence_penalty;el.set_repetition_penalty.value=s.repetition_penalty;el.set_min_p.value=s.min_p;el.set_top_a.value=s.top_a;el.set_max_tokens.value=s.max_tokens||'';el.set_verbosity.value=s.verbosity||'auto';el.set_reasoning_effort.value=s.reasoning_effort||'default';el.set_system_prompt.value=s.system_prompt;showTab('Model');el.settingsModal.classList.remove('hidden')}
 const closeSettings=()=>{el.settingsModal.classList.add('hidden')}
 const tabs={Model:['tabModel','panelModel'],Prompt:['tabPrompt','panelPrompt'],Script:['tabScript','panelScript']}
 function showScriptSubTab(key){['HTML','JS'].forEach(k=>{const on=k===key;el['subTab'+k].classList.toggle('bg-black',on);el['subTab'+k].classList.toggle('text-white',on);el['subTab'+k].classList.toggle('bg-gray-100',!on);el['panel'+(k==='HTML'?'HTML':'JS')].classList.toggle('hidden',!on)});if(key==='HTML')openedHTML=true;else openedJS=true}
@@ -204,14 +203,9 @@ el.tabPrompt.addEventListener('click',()=>showTab('Prompt'))
 el.tabScript.addEventListener('click',()=>showTab('Script'))
 el.subTabHTML.addEventListener('click',()=>showScriptSubTab('HTML'))
 el.subTabJS.addEventListener('click',()=>showScriptSubTab('JS'))
-el.settingsForm.addEventListener('submit',e=>{e.preventDefault();const a=getActiveSune(),s=a.settings;s.model=(el.set_model.value||DEFAULT_MODEL).trim();s.temperature=clamp(num(el.set_temperature.value,1.0),0,2);s.top_p=clamp(num(el.set_top_p.value,1.0),0,1);s.top_k=Math.max(0,int(el.set_top_k.value,0));s.frequency_penalty=clamp(num(el.set_frequency_penalty.value,0.0),-2,2);s.presence_penalty=clamp(num(el.set_presence_penalty.value,0.0),-2,2);s.repetition_penalty=clamp(num(el.set_repetition_penalty.value,1.0),0,2);s.min_p=clamp(num(el.set_min_p.value,0.0),0,1);s.top_a=clamp(num(el.set_top_a.value,0.0),0,1);s.reasoning_effort=(el.set_reasoning_effort.value||'default');s.system_prompt=el.set_system_prompt.value.trim();s.max_tokens=Math.max(0,int(el.set_max_tokens.value,0));s.verbosity=(el.set_verbosity.value||'auto');const oldScript=s.script,oldHtml=s.html;const edScript=el.scriptEditor?.textContent||'',edHtml=el.htmlEditor?.textContent||'';s.script=openedJS?edScript:oldScript;s.html=openedHTML?edHtml:oldHtml;a.updatedAt=Date.now();su.save(sunes);closeSettings();reflectActiveSune()})
+el.settingsForm.addEventListener('submit',e=>{e.preventDefault();const a=getActiveSune(),s=a.settings;s.model=(el.set_model.value||DEFAULT_MODEL).trim();s.temperature=clamp(num(el.set_temperature.value,1.0),0,2);s.top_p=clamp(num(el.set_top_p.value,1.0),0,1);s.top_k=Math.max(0,int(el.set_top_k.value,0));s.frequency_penalty=clamp(num(el.set_frequency_penalty.value,0.0),-2,2);s.presence_penalty=clamp(num(el.set_presence_penalty.value,0.0),-2,2);s.repetition_penalty=clamp(num(el.set_repetition_penalty.value,1.0),0,2);s.min_p=clamp(num(el.set_min_p.value,0.0),0,1);s.top_a=clamp(num(el.set_top_a.value,0.0),0,1);s.max_tokens=Math.max(0,int(el.set_max_tokens.value,0));s.verbosity=(el.set_verbosity.value||'auto');s.reasoning_effort=(el.set_reasoning_effort.value||'default');s.system_prompt=el.set_system_prompt.value.trim();const oldScript=s.script,oldHtml=s.html;const edScript=el.scriptEditor?.textContent||'',edHtml=el.htmlEditor?.textContent||'';s.script=openedJS?edScript:oldScript;s.html=openedHTML?edHtml:oldHtml;a.updatedAt=Date.now();su.save(sunes);closeSettings();reflectActiveSune()})
 el.deleteSuneBtn.addEventListener('click',()=>{const activeId=su.getActiveId(),active=getActiveSune(),name=active?.name||'this sune';if(!confirm(`Delete "${name}"?`))return;sunes=sunes.filter(a=>a.id!==activeId);su.save(sunes);if(sunes.length===0){const def=createDefaultSune();sunes=[def];su.save(sunes);su.setActiveId(def.id)}else{su.setActiveId(sunes[0].id)}renderSidebar();reflectActiveSune();state.currentThreadId=null;clearChat();closeSettings()})
 el.newSuneBtn.addEventListener('click',()=>{const name=prompt('Name your sune:');if(!name)return;const id=gid();sunes.unshift({id,name:name.trim(),pinned:false,avatar:'',updatedAt:Date.now(),settings:Object.assign({},defaultSettings)});su.save(sunes);su.setActiveId(id);renderSidebar();reflectActiveSune();state.currentThreadId=null;clearChat();document.getElementById('sidebar').classList.add('-translate-x-full');document.getElementById('sidebarOverlay').classList.add('hidden')})
-el.accountSettingsOption.addEventListener('click',()=>{el.userMenu.classList.add('hidden');el.master_prompt.value=globalStore.masterPrompt;el.accountSettingsModal.classList.remove('hidden')})
-el.closeAccountSettings.addEventListener('click',()=>el.accountSettingsModal.classList.add('hidden'))
-el.cancelAccountSettings.addEventListener('click',()=>el.accountSettingsModal.classList.add('hidden'))
-el.accountSettingsModal.addEventListener('click',e=>{if(e.target===el.accountSettingsModal||e.target.classList.contains('bg-black/30'))el.accountSettingsModal.classList.add('hidden')})
-el.accountSettingsForm.addEventListener('submit',e=>{e.preventDefault();globalStore.masterPrompt=el.master_prompt.value.trim();el.accountSettingsModal.classList.add('hidden')})
 el.apiKeyOption.addEventListener('click',()=>{el.userMenu.classList.add('hidden');const cur=store.apiKey?'********':'';const input=prompt('Enter OpenRouter API key (stored locally):',cur);if(input!==null){store.apiKey=input==='********'?store.apiKey:input.trim();alert(store.apiKey?'API key saved locally.':'API key cleared.')}})
 function dl(name,obj){const blob=new Blob([JSON.stringify(obj,null,2)],{type:'application/json'}),url=URL.createObjectURL(blob),a=document.createElement('a');a.href=url;a.download=name;document.body.appendChild(a);a.click();a.remove();URL.revokeObjectURL(url)}
 const ts=()=>{const d=new Date(),p=n=>String(n).padStart(2,'0');return `${d.getFullYear()}${p(d.getMonth()+1)}${p(d.getDate())}-${p(d.getHours())}${p(d.getMinutes())}${p(d.getSeconds())}`}
@@ -231,8 +225,15 @@ window.addEventListener('resize',()=>{hideHistoryMenu();hideSuneMenu()})
 init()
 const WS_BASE='wss://orp.awww.workers.dev/ws'
 const WS_UID=(crypto&&crypto.randomUUID?crypto.randomUUID():Math.random().toString(36).slice(2))
-const buildBody=()=>{const msgs=[];const mp=globalStore.masterPrompt?.trim();if(mp)msgs.push({role:'system',content:[{type:'text',text:mp}]});if(store.system_prompt)msgs.push({role:'system',content:[{type:'text',text:store.system_prompt}]});msgs.push(...state.messages.filter(m=>m.role!=='system').map(m=>({role:m.role,content:m.content})));const b=payloadWithSampling({model:store.model,messages:msgs,stream:true});if(store.reasoning_effort&&store.reasoning_effort!=='default')b.reasoning={effort:store.reasoning_effort};return b}
+const buildBody=()=>{const msgs=[];if(store.masterPrompt)msgs.push({role:'system',content:[{type:'text',text:store.masterPrompt}]});if(store.system_prompt)msgs.push({role:'system',content:[{type:'text',text:store.system_prompt}]});if(store.verbosity&&store.verbosity!=='auto'){const v=store.verbosity;const hint=v==='terse'?'Keep answers concise.':(v==='verbose'?'Provide detailed, thorough answers.':'Use a balanced level of detail.');msgs.push({role:'system',content:[{type:'text',text:hint}]})}msgs.push(...state.messages.filter(m=>m.role!=='system').map(m=>({role:m.role,content:m.content})));const b=payloadWithSampling({model:store.model,messages:msgs,stream:true});if(store.reasoning_effort&&store.reasoning_effort!=='default')b.reasoning={effort:store.reasoning_effort};return b}
 async function askOpenRouterStreaming(onDelta){if(!store.apiKey){const t=localDemoReply();onDelta(t,true);return {ok:true,text:t}}const r={rid:Math.random().toString(36).slice(2),seq:-1,done:false,manual:false,signaled:false,backoff:300,ws:null};const signal=t=>{if(!r.signaled){r.signaled=true;onDelta(t||'',true)}};const open=mode=>{if(r.done)return;r.ws=new WebSocket(WS_BASE+'?uid='+encodeURIComponent(WS_UID));r.ws.onopen=()=>r.ws.send(JSON.stringify(mode==='begin'?{type:'begin',rid:r.rid,apiKey:store.apiKey,or_body:buildBody()}:{type:'resume',rid:r.rid,after:r.seq}));r.ws.onmessage=e=>{let m;try{m=JSON.parse(e.data)}catch{return}if(m.type==='delta'&&typeof m.seq==='number'&&m.seq>r.seq){r.seq=m.seq;onDelta(m.text||'',false)}else if(m.type==='done'){r.done=true;signal('');r.ws.close()}else if(m.type==='err'){r.done=true;signal('\n\n'+(m.message||'error'));r.ws.close()}};r.ws.onclose=()=>{if(!r.done&&!r.manual)setTimeout(()=>open('resume'),r.backoff=Math.min(r.backoff*1.5,5000))};r.ws.onerror=()=>{}};state.controller={abort:()=>{r.manual=true;r.done=true;try{r.ws?.send(JSON.stringify({type:'stop',rid:r.rid}))}catch{}try{r.ws?.close()}catch{}signal('')}};open('begin');return {ok:true}}
+function openAccountSettings(){el.set_master_prompt.value=store.masterPrompt||'';el.accountSettingsModal.classList.remove('hidden')}
+function closeAccountSettings(){el.accountSettingsModal.classList.add('hidden')}
+el.accountSettingsOption.addEventListener('click',()=>{el.userMenu.classList.add('hidden');openAccountSettings()})
+el.closeAccountSettings.addEventListener('click',closeAccountSettings)
+el.cancelAccountSettings.addEventListener('click',closeAccountSettings)
+el.accountSettingsModal.addEventListener('click',e=>{if(e.target===el.accountSettingsModal||e.target.classList.contains('bg-black/30'))closeAccountSettings()})
+el.accountSettingsForm.addEventListener('submit',e=>{e.preventDefault();store.masterPrompt=String(el.set_master_prompt.value||'').trim();closeAccountSettings()})
 </script>
 </body>
 </html>