diff --git a/docs/index.html b/docs/index.html
index 21b3160..f80f3a3 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -240,11 +240,12 @@ 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.provider=el.set_provider.value||'openrouter';store.apiKeyOR=String(el.set_api_key_or.value||'').trim();store.apiKeyOAI=String(el.set_api_key_oai.value||'').trim();store.masterPrompt=String(el.set_master_prompt.value||'').trim();closeAccountSettings()})
 async function fetchTranscript(id){try{const r=await fetch(WS_BASE+'?uid='+encodeURIComponent(id));if(!r.ok)return null;return await r.json()}catch{return null}}
-async function syncTranscript(){const s=state.stream;if(!s||!s.bubble||!s.rid)return;const j=await fetchTranscript(s.rid);if(!j||!j.rid||j.rid!==s.rid)return;const t=j.text||'';if(t&&t!==s.text){s.text=t;renderMarkdown(s.bubble,t,{enhance:false})}if((j.done||j.phase==='done')&&!s.done){s.done=true;setBtnSend();state.busy=false;enhanceCodeBlocks(s.bubble,true);state.messages.push(Object.assign({id:s.rid,role:'assistant',content:[{type:'text',text:s.text}]},s.meta));persistThread();state.stream={rid:null,bubble:null,meta:null,text:'',done:false};queueMicrotask(()=>el.chat.scrollTo({top:el.chat.scrollHeight,behavior:'smooth'}))}if(j.error&&!s.done){s.done=true;setBtnSend();state.busy=false;s.text=(s.text||'')+'\n\n'+String(j.error||'');renderMarkdown(s.bubble,s.text,{enhance:false});enhanceCodeBlocks(s.bubble,true);state.messages.push(Object.assign({id:s.rid,role:'assistant',content:[{type:'text',text:s.text}]},s.meta));persistThread();state.stream={rid:null,bubble:null,meta:null,text:'',done:false};queueMicrotask(()=>el.chat.scrollTo({top:el.chat.scrollHeight,behavior:'smooth'}))}}
+async function syncTranscript(){const s=state.stream;if(!s||!s.rid)return false;const j=await fetchTranscript(s.rid);if(!j||!j.rid||j.rid!==s.rid){if(j&&j.error&&!s.done){s.done=true;setBtnSend();state.busy=false;s.text=(s.text||'')+'\n\n'+String(j.error||'');renderMarkdown(s.bubble,s.text,{enhance:false});enhanceCodeBlocks(s.bubble,true);state.messages.push(Object.assign({id:s.rid,role:'assistant',content:[{type:'text',text:s.text}]},s.meta));persistThread();state.stream={rid:null,bubble:null,meta:null,text:'',done:false};queueMicrotask(()=>el.chat.scrollTo({top:el.chat.scrollHeight,behavior:'smooth'}))}return false}const t=j.text||'';if(t&&t!==s.text){s.text=t;renderMarkdown(s.bubble,t,{enhance:false})}if(j.error&&!s.done){s.done=true;setBtnSend();state.busy=false;s.text=(s.text||'')+'\n\n'+String(j.error||'');renderMarkdown(s.bubble,s.text,{enhance:false});enhanceCodeBlocks(s.bubble,true);state.messages.push(Object.assign({id:s.rid,role:'assistant',content:[{type:'text',text:s.text}]},s.meta));persistThread();state.stream={rid:null,bubble:null,meta:null,text:'',done:false};queueMicrotask(()=>el.chat.scrollTo({top:el.chat.scrollHeight,behavior:'smooth'}));return false}if((j.done||j.phase==='done')&&!s.done){s.done=true;setBtnSend();state.busy=false;enhanceCodeBlocks(s.bubble,true);state.messages.push(Object.assign({id:s.rid,role:'assistant',content:[{type:'text',text:s.text||''}]},s.meta));persistThread();state.stream={rid:null,bubble:null,meta:null,text:s.text||'',done:false};queueMicrotask(()=>el.chat.scrollTo({top:el.chat.scrollHeight,behavior:'smooth'}));return false}return true}
 let syncLoopRunning=false
-async function syncLoop(){if(syncLoopRunning)return;syncLoopRunning=true;try{while(true){const s=state.stream;if(!s||!s.rid||s.done)break;await syncTranscript();if(!state.stream||state.stream.done)break;await new Promise(r=>setTimeout(r,900))}}finally{syncLoopRunning=false}}
+async function syncLoop(){if(syncLoopRunning)return;const s=state.stream;if(!s||!s.rid)return;syncLoopRunning=true;try{while(await syncTranscript())await new Promise(r=>setTimeout(r,900))}finally{syncLoopRunning=false}}
 window.addEventListener('focus',()=>syncLoop())
-document.addEventListener('visibilitychange',()=>{if(!document.hidden)syncLoop()})
+window.addEventListener('blur',()=>syncLoop())
+document.addEventListener('visibilitychange',()=>syncLoop())
 el.copySystemPrompt.addEventListener('click',async()=>{try{await navigator.clipboard.writeText(el.set_system_prompt.value||'')}catch{}})
 el.pasteSystemPrompt.addEventListener('click',async()=>{try{el.set_system_prompt.value=await navigator.clipboard.readText()}catch{}})
 el.copyHTML.addEventListener('click',async()=>{try{await navigator.clipboard.writeText(el.htmlEditor.textContent||'')}catch{}})
diff --git a/docs/sw.js b/docs/sw.js
index 08f7f2f..0516512 100644
--- a/docs/sw.js
+++ b/docs/sw.js
@@ -1 +1 @@
-if(!self.define){let e,i={};const t=(t,n)=>(t=new URL(t+".js",n).href,i[t]||new Promise(i=>{if("document"in self){const e=document.createElement("script");e.src=t,e.onload=i,document.head.appendChild(e)}else e=t,importScripts(t),i()}).then(()=>{let e=i[t];if(!e)throw new Error(`Module ${t} didn’t register its module`);return e}));self.define=(n,r)=>{const s=e||("document"in self?document.currentScript.src:"")||location.href;if(i[s])return;let o={};const d=e=>t(e,s),c={module:{uri:s},exports:o,require:d};i[s]=Promise.all(n.map(e=>c[e]||d(e))).then(e=>(r(...e),o))}}define(["./workbox-5ffe50d4"],function(e){"use strict";self.skipWaiting(),e.clientsClaim(),e.precacheAndRoute([{url:"index.html",revision:"ef21627f631b924766ed17179184bfa7"},{url:"registerSW.js",revision:"1872c500de691dce40960bb85481de07"},{url:"manifest.webmanifest",revision:"7a6c5c6ab9cb5d3605d21df44c6b17a2"}],{}),e.cleanupOutdatedCaches(),e.registerRoute(new e.NavigationRoute(e.createHandlerBoundToURL("index.html")))});
+if(!self.define){let e,i={};const t=(t,n)=>(t=new URL(t+".js",n).href,i[t]||new Promise(i=>{if("document"in self){const e=document.createElement("script");e.src=t,e.onload=i,document.head.appendChild(e)}else e=t,importScripts(t),i()}).then(()=>{let e=i[t];if(!e)throw new Error(`Module ${t} didn’t register its module`);return e}));self.define=(n,r)=>{const s=e||("document"in self?document.currentScript.src:"")||location.href;if(i[s])return;let o={};const d=e=>t(e,s),c={module:{uri:s},exports:o,require:d};i[s]=Promise.all(n.map(e=>c[e]||d(e))).then(e=>(r(...e),o))}}define(["./workbox-5ffe50d4"],function(e){"use strict";self.skipWaiting(),e.clientsClaim(),e.precacheAndRoute([{url:"index.html",revision:"4b50b0a0f1e32a794d9a1d6de973dd06"},{url:"registerSW.js",revision:"1872c500de691dce40960bb85481de07"},{url:"manifest.webmanifest",revision:"7a6c5c6ab9cb5d3605d21df44c6b17a2"}],{}),e.cleanupOutdatedCaches(),e.registerRoute(new e.NavigationRoute(e.createHandlerBoundToURL("index.html")))});