diff --git a/index.html b/index.html
index 8b13789..5cb5e04 100644
--- a/index.html
+++ b/index.html
@@ -1 +1,219 @@
 
+<!doctype html>
+
+<html lang="en">
+<head>
+<meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover"/>
+<script src="https://cdn.tailwindcss.com"></script>
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/github-markdown-css@5.5.1/github-markdown-light.min.css"/>
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@11.9.0/build/styles/github.min.css"/>
+<style>.markdown-body{font-size:14px;line-height:1.6}.markdown-body pre{overflow:auto}.msg-bubble{overflow-x:auto}.copy-btn{position:absolute;top:.5rem;right:.5rem;background:#0f172a;color:#fff;border-radius:.5rem;padding:.25rem .5rem;font-size:12px;opacity:.85}.msg-avatar{font-size:16px}.menu-card{position:fixed;z-index:60;min-width:12rem;border-radius:0.75rem;border:1px solid #e5e7eb;background:#fff;box-shadow:0 10px 20px rgba(0,0,0,.08)}.menu-item{width:100%;text-align:left;padding:.5rem .75rem;font-size:.875rem;display:flex;align-items:center;gap:.5rem}#scriptEditor,#htmlEditor{outline:none}</style>
+<script src="https://unpkg.com/htmx.org@1.9.12"></script>
+</head>
+<body class="bg-white text-gray-900 selection:bg-black/10" hx-on="click: if(!document.getElementById('historyMenu').contains(event.target)&&!event.target.closest('[data-thread-menu]')) hideHistoryMenu(); if(!document.getElementById('suneMenu').contains(event.target)&&!event.target.closest('[data-sune-menu]')) hideSuneMenu(); if(!document.getElementById('userMenu').contains(event.target)&&!document.getElementById('userMenuBtn').contains(event.target)) document.getElementById('userMenu').classList.add('hidden')">
+<div class="flex flex-col h-dvh max-h-dvh">
+<header class="sticky top-0 z-20 bg-white/80 backdrop-blur border-b border-gray-200">
+  <div class="mx-auto w-full max-w-none px-4 py-3 grid grid-cols-3 items-center">
+    <button id="sidebarBtn" class="h-8 w-8 rounded-xl bg-gray-100 hover:bg-gray-200 active:scale-[.99] transition flex items-center justify-center" title="Sunes" hx-on="click:document.getElementById('sidebar').classList.remove('-translate-x-full');document.getElementById('sidebarOverlay').classList.remove('hidden')"><i data-lucide="panel-left" class="h-5 w-5"></i></button>
+    <button id="settingsBtnTop" class="justify-self-center h-8 w-8 rounded-full bg-gray-200 text-gray-900 flex items-center justify-center hover:bg-gray-300 active:scale-[.99] transition" title="Sune settings">✺</button>
+    <div class="justify-self-end"><button id="historyBtn" class="h-8 w-8 rounded-xl bg-gray-100 hover:bg-gray-200 active:scale-[.99] transition flex items-center justify-center" title="Threads" hx-on="click:renderHistory();document.getElementById('historyPanel').classList.remove('translate-x-full');document.getElementById('historyOverlay').classList.remove('hidden')"><i data-lucide="panel-right" class="h-5 w-5"></i></button></div>
+  </div>
+</header>
+<section id="suneHtml" class="px-4 py-3 border-b border-gray-200 hidden"></section>
+<main id="chat" class="flex-1 overflow-y-auto no-scrollbar"><div id="messages" class="mx-auto w-full max-w-none px-0 py-4 sm:py-6 space-y-4" hx-on="click: if(event.target.closest('.msg-avatar')){document.getElementById('sidebar').classList.remove('-translate-x-full');document.getElementById('sidebarOverlay').classList.remove('hidden')}"></div><div class="h-24"></div></main>
+<footer id="footer" class="sticky bottom-0 z-10 bg-gradient-to-t from-white via-white/95 to-white/40 pt-2 pb-[calc(12px+var(--safe-bottom))] border-t border-gray-200">
+  <div class="mx-auto w-full max-w-none px-0">
+    <form id="composer" class="group relative flex items-start gap-2 px-3">
+      <textarea id="input" rows="1" placeholder="Send a message" spellcheck="false" autocapitalize="none" autocomplete="off" autocorrect="off" inputmode="text" enterkeyhint="enter" class="flex-1 resize-none rounded-2xl border-none bg-white px-3 py-2 text-[14px] leading-6 placeholder:text-gray-400 focus:outline-none focus:ring-0 max-h-52 overflow-y-auto min-h-[96px]"></textarea>
+      <div class="flex flex-col gap-2 self-stretch justify-center">
+        <button id="sendBtn" type="submit" aria-label="Send" class="shrink-0 rounded-2xl bg-black text-white h-10 w-10 inline-flex items-center justify-center shadow-sm hover:bg-black/90 active:scale-[.98] transition"><i data-lucide="sparkles" class="h-5 w-5"></i></button>
+        <button id="attachBtn" type="button" aria-label="Attach" class="relative shrink-0 rounded-2xl bg-gray-100 text-gray-900 h-10 w-10 inline-flex items-center justify-center shadow-sm hover:bg-gray-200 active:scale-[.98] transition"><i data-lucide="paperclip" class="h-5 w-5"></i><span id="attachBadge" class="hidden absolute -top-1 -right-1 h-4 min-w-4 px-1 rounded-full bg-black text-white text-[10px] leading-4 text-center"></span></button>
+      </div>
+      <input id="fileInput" type="file" class="hidden" multiple accept="image/png,image/jpeg,image/webp,image/gif,application/pdf,audio/wav,audio/x-wav,audio/mpeg,audio/mp3"/>
+    </form>
+  </div>
+</footer>
+</div>
+<div id="sidebarOverlay" class="fixed inset-0 z-40 bg-black/20 hidden" hx-on="click:document.getElementById('sidebar').classList.add('-translate-x-full');this.classList.add('hidden');document.getElementById('historyPanel').classList.add('translate-x-full');document.getElementById('historyOverlay').classList.add('hidden');hideHistoryMenu();hideSuneMenu()"></div>
+<aside id="sidebar" class="fixed inset-y-0 left-0 z-50 w-72 max-w-[85vw] bg-white border-r border-gray-200 shadow-xl transform -translate-x-full transition-transform duration-200 ease-out flex flex-col">
+  <div class="p-3 border-b flex items-center gap-2"><button id="newSuneBtn" class="px-3 py-2 rounded-xl bg-black text-white text-sm hover:bg-black/90">New sune</button><span class="text-xs text-gray-500">Click name to equip</span></div>
+  <div id="suneList" class="flex-1 overflow-y-auto divide-y"></div>
+  <div class="p-3 border-t relative">
+    <button id="userMenuBtn" class="w-full flex items-center justify-between px-3 py-2 rounded-xl bg-gray-100 hover:bg-gray-200 active:scale-[.99] transition" hx-on="click:event.stopPropagation();document.getElementById('userMenu').classList.toggle('hidden')"><span class="flex items-center gap-2"><span class="h-6 w-6 rounded-full bg-gray-900 text-white flex items-center justify-center">👤</span><span class="text-sm">Account & Backup</span></span><i data-lucide="chevron-down" class="h-4 w-4"></i></button>
+    <div id="userMenu" class="absolute left-3 right-3 bottom-16 translate-y-2 rounded-xl border border-gray-200 bg-white shadow-lg hidden overflow-hidden">
+      <button id="apiKeyOption" class="menu-item">Enter OpenRouter API key</button>
+      <button id="sunesImportOption" class="menu-item">Import sunes (.json)</button>
+      <button id="sunesExportOption" class="menu-item">Export sunes (.json)</button>
+      <button id="threadsImportOption" class="menu-item">Import threads (.json)</button>
+      <button id="threadsExportOption" class="menu-item">Export threads (.json)</button>
+    </div>
+    <input id="importInput" type="file" accept="application/json,.json" class="hidden"/>
+  </div>
+</aside>
+<div id="historyOverlay" class="fixed inset-0 z-40 bg-black/20 hidden" hx-on="click:this.classList.add('hidden');document.getElementById('historyPanel').classList.add('translate-x-full')"></div>
+<aside id="historyPanel" class="fixed inset-y-0 right-0 z-50 w-80 max-w-[90vw] bg-white border-l border-gray-200 shadow-xl transform translate-x-full transition-transform duration-200 ease-out flex flex-col">
+  <div class="p-3 border-b text-sm font-medium flex items-center justify-between"><span>Threads</span><button id="closeHistory" class="p-1 rounded hover:bg-gray-100" aria-label="Close" hx-on="click:document.getElementById('historyOverlay').classList.add('hidden');document.getElementById('historyPanel').classList.add('translate-x-full')"><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>
+  <div id="historyList" class="flex-1 overflow-y-auto divide-y"></div>
+</aside>
+<div id="historyMenu" class="menu-card hidden">
+  <button data-action="pin" class="menu-item"><i data-lucide="pin" class="h-4 w-4"></i><span>Pin to top</span></button>
+  <button data-action="rename" class="menu-item"><i data-lucide="edit-3" class="h-4 w-4"></i><span>Rename</span></button>
+  <button data-action="delete" class="menu-item text-red-600"><i data-lucide="trash-2" class="h-4 w-4"></i><span>Delete</span></button>
+  <button data-action="count_tokens" class="menu-item"><i data-lucide="hash" class="h-4 w-4"></i><span>Count tokens (approx.)</span></button>
+</div>
+<div id="suneMenu" class="menu-card hidden">
+  <button data-action="pin" class="menu-item"><i data-lucide="pin" class="h-4 w-4"></i><span>Pin to top</span></button>
+  <button data-action="rename" class="menu-item"><i data-lucide="edit-3" class="h-4 w-4"></i><span>Rename</span></button>
+  <button data-action="pfp" class="menu-item"><i data-lucide="image" class="h-4 w-4"></i><span>Change pfp</span></button>
+</div>
+<div id="settingsModal" class="hidden fixed inset-0 z-50">
+  <div class="absolute inset-0 bg-black/30"></div>
+  <div class="absolute inset-x-0 top-12 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>Sune Settings</span><button id="closeSettings" 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="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">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>
+            <div><label class="block text-gray-700 font-medium mb-1">Top K</label><input id="set_top_k" type="number" min="0" step="1" class="w-full rounded-xl border border-gray-300 px-3 py-2" placeholder="0"/><p class="mt-1 text-xs text-gray-500">Token shortlist size.</p></div>
+            <div><label class="block text-gray-700 font-medium mb-1">Frequency Penalty <span class="text-gray-400">(-2–2)</span></label><input id="set_frequency_penalty" type="number" min="-2" max="2" step="0.1" 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">Discourage repeats by count.</p></div>
+            <div><label class="block text-gray-700 font-medium mb-1">Presence Penalty <span class="text-gray-400">(-2–2)</span></label><input id="set_presence_penalty" type="number" min="-2" max="2" step="0.1" 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">Discourage seen tokens.</p></div>
+            <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>
+          <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>
+        </div>
+        <div id="panelScript" class="p-4 space-y-3 hidden">
+          <div class="grid grid-cols-2 gap-2 text-xs font-medium">
+            <button type="button" id="subTabHTML" class="py-2 px-3 rounded-xl bg-black text-white border border-gray-200">HTML</button>
+            <button type="button" id="subTabJS" class="py-2 px-3 rounded-xl bg-gray-100 border border-gray-200">JavaScript</button>
+          </div>
+          <div id="panelHTML" class=""><pre id="htmlEditor" class="w-full h-[50vh] p-3 rounded-xl border border-gray-300 bg-white overflow-auto font-mono text-[12px] leading-5" contenteditable="plaintext-only" spellcheck="false"></pre><p class="mt-1 text-xs text-gray-500">Scripts also run.</p></div>
+          <div id="panelJS" class="hidden"><pre id="scriptEditor" class="w-full h-[50vh] p-3 rounded-xl border border-gray-300 bg-white overflow-auto font-mono text-[12px] leading-5" contenteditable="plaintext-only" spellcheck="false"></pre><p class="mt-1 text-xs text-gray-500">Put scripts in HTML instead for now. This does nothing.</p></div>
+        </div>
+        <div class="flex items-center justify-between gap-2 px-4 py-3 border-t">
+          <button type="button" id="deleteSuneBtn" class="inline-flex items-center gap-2 px-3 py-2 rounded-xl border border-red-200 text-red-700 hover:bg-red-50"><svg viewBox="0 0 24 24" class="h-4 w-4" fill="none" stroke="currentColor" stroke-width="2"><path stroke-linecap="round" stroke-linejoin="round" d="M3 6h18M8 6v12a2 2 0 0 0 2 2h4a2 2 0 0 0 2-2V6m-9 0V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2"/></svg><span>Delete sune</span></button>
+          <div class="flex items-center justify-end gap-2"><button type="button" id="cancelSettings" 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>
+        </div>
+      </form>
+    </div>
+  </div>
+</div>
+<script src="https://unpkg.com/lucide@latest"></script>
+<script src="https://cdn.jsdelivr.net/npm/markdown-it@13.0.1/dist/markdown-it.min.js"></script>
+<script src="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@11.9.0/build/highlight.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/localforage@1.10.0/dist/localforage.min.js"></script>
+<script>
+const DEFAULT_MODEL='openai/gpt-5-chat',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','deleteSuneBtn','sidebar','sidebarOverlay','sidebarBtn','suneList','newSuneBtn','userMenuBtn','userMenu','apiKeyOption','sunesImportOption','sunesExportOption','threadsImportOption','threadsExportOption','importInput','historyBtn','historyPanel','historyOverlay','historyList','closeHistory','historyMenu','suneMenu','footer','attachBtn','attachBadge','fileInput','scriptEditor','htmlEditor','subTabHTML','subTabJS','panelHTML','panelJS','suneHtml'].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||'')}}
+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:''}
+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 state={messages:[],busy:false,controller:null,abortRequested:false,attachments:[],currentThreadId:null}
+let draft={script:'',html:''}
+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)})}
+const reflectActiveSune=()=>{const a=getActiveSune();el.settingsBtnTop.title=`Settings — ${a.name}`;el.settingsBtnTop.innerHTML=a.avatar?`<img src="${esc(a.avatar)}" alt="" class="h-8 w-8 rounded-full object-cover"/>`:'✺';icons();renderSuneHTML()}
+const suneRow=a=>`<div class="relative flex items-center gap-2 px-3 py-2 ${a.pinned?'bg-yellow-50':''}"><button data-sune-id="${a.id}" class="flex-1 text-left flex items-center gap-2 ${a.id===su.getActiveId()?'font-medium':''}">${a.avatar?`<img src="${esc(a.avatar)}" alt="" class="h-6 w-6 rounded-full object-cover"/>`:`<span class="h-6 w-6 rounded-full bg-gray-200 flex items-center justify-center">✺</span>`}<span class="truncate">${a.pinned?'📌 ':''}${esc(a.name)}</span></button><button data-sune-menu="${a.id}" class="h-8 w-8 rounded hover:bg-gray-100 flex items-center justify-center" title="More"><i data-lucide="more-horizontal" class="h-4 w-4"></i></button></div>`
+const renderSidebar=()=>{const list=[...sunes].sort((a,b)=>(b.pinned-a.pinned));el.suneList.innerHTML=list.map(suneRow).join('');icons()}
+function enhanceCodeBlocks(root,doHL=true){root.querySelectorAll('pre>code').forEach(code=>{if(code.textContent.length>200000)return;const pre=code.parentElement;pre.classList.add('relative','rounded-xl','border','border-gray-200');if(!pre.querySelector('.copy-btn')){const btn=document.createElement('button');btn.className='copy-btn';btn.textContent='Copy';btn.addEventListener('click',async e=>{e.stopPropagation();try{await navigator.clipboard.writeText(code.innerText);btn.textContent='Copied';setTimeout(()=>btn.textContent='Copy',1200)}catch{}});pre.appendChild(btn)}if(doHL&&window.hljs&&code.textContent.length<100000)hljs.highlightElement(code)})}
+const md=window.markdownit({html:false,linkify:true,typographer:true,breaks:true})
+const getSuneLabel=m=>{const name=(m&&m.sune_name)||getActiveSune().name,modelShort=getModelShort(m&&m.model);return `${name} · ${modelShort}`}
+function msgRow(m){const role=typeof m==='string'?m:(m&&m.role)||'assistant';const meta=typeof m==='string'?{}:m||{};const row=document.createElement('div');row.className='flex flex-col gap-2';const head=document.createElement('div');head.className='flex items-center gap-2 px-4';const avatar=document.createElement('div');if(role==='user'){avatar.className='bg-gray-900 text-white msg-avatar shrink-0 h-7 w-7 rounded-full flex items-center justify-center';avatar.textContent='🧑'}else{if(meta&&meta.avatar){avatar.className='msg-avatar shrink-0 h-7 w-7 rounded-full overflow-hidden';const img=document.createElement('img');img.src=meta.avatar;img.className='h-full w-full object-cover';avatar.appendChild(img)}else{avatar.className='bg-gray-200 text-gray-900 msg-avatar shrink-0 h-7 w-7 rounded-full flex items-center justify-center';avatar.textContent='✺'}}
+const name=document.createElement('div');name.className='text-xs font-medium text-gray-500';name.textContent=role==='user'?'You':getSuneLabel(meta);head.appendChild(avatar);head.appendChild(name);const bubble=document.createElement('div');bubble.className=(role==='user'?'bg-gray-50 border border-gray-200':'bg-gray-100')+' msg-bubble markdown-body rounded-none px-4 py-3 w-full';row.appendChild(head);row.appendChild(bubble);el.messages.appendChild(row);queueMicrotask(()=>el.chat.scrollTo({top:el.chat.scrollHeight,behavior:'smooth'}));return bubble}
+function partsToMarkdown(parts){if(!Array.isArray(parts))return String(parts||'');return parts.map(p=>{if(!p||!p.type)return'';if(p.type==='text')return p.text||'';if(p.type==='image_url')return `![](${p.image_url?.url||p.image_url||''})`;if(p.type==='file')return `[${p.file?.filename||p.filename||'file'}]`;if(p.type==='input_audio')return `Audio: ${p.input_audio?.format||p.format||''}`;return ''}).join('\n\n')}
+function normalizeContent(c){if(Array.isArray(c))return c;if(typeof c==='string')return[{type:'text',text:c}];if(c&&Array.isArray(c.contentParts))return c.contentParts;return[{type:'text',text:String(c||'')}]} 
+function getFirstTextFromParts(parts){if(!Array.isArray(parts))return String(parts||'');for(const p of parts){if(p&&p.type==='text'&&p.text&&p.text.trim())return p.text.trim()}const flat=partsToMarkdown(parts);return flat.slice(0,60)}
+function renderMarkdown(node,text,opt={enhance:true,highlight:true}){node.innerHTML=md.render(text);if(opt.enhance)enhanceCodeBlocks(node,opt.highlight)}
+function addMessage(m,track=true){m.id=m.id||gid();m.content=normalizeContent(m.content||m.contentParts||[]);const bubble=msgRow(m);bubble.dataset.mid=m.id;renderMarkdown(bubble,partsToMarkdown(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=>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})
+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}
+async function askOpenRouterStreaming(onDelta){const apiKey=store.apiKey,model=store.model;if(!apiKey){const text=localDemoReply(state.messages[state.messages.length-1]?.content||'');onDelta(text,true);return {ok:true,text}}try{state.controller=new AbortController();const msgs=[];if(store.system_prompt)msgs.push({role:'system',content:store.system_prompt});msgs.push(...state.messages.filter(m=>m.role!=='system').map(m=>({role:m.role,content:m.content})));let body=payloadWithSampling({model,messages:msgs,stream:true});const re=store.reasoning_effort; if(re&&re!=='default')body.reasoning={effort:re};const res=await fetch('https://openrouter.ai/api/v1/chat/completions',{method:'POST',headers:{'Content-Type':'application/json','Authorization':'Bearer '+apiKey},body:JSON.stringify(body),signal:state.controller.signal});if(!res.ok){const errText=await res.text().catch(()=> '');throw new Error(errText||('HTTP '+res.status))}const reader=res.body.getReader(),decoder=new TextDecoder('utf-8');let buffer='',full='',finished=false;const doneOnce=()=>{if(finished)return;finished=true;onDelta('',true)};while(true){const {value,done}=await reader.read();if(done)break;buffer+=decoder.decode(value,{stream:true});let idx;while((idx=buffer.indexOf('\n\n'))!==-1){const chunk=buffer.slice(0,idx).trim();buffer=buffer.slice(idx+2);if(!chunk)continue;if(chunk.startsWith('data:')){const data=chunk.slice(5).trim();if(data==='[DONE]'){doneOnce();continue}try{const json=JSON.parse(data);const delta=json.choices?.[0]?.delta?.content??'';if(delta){full+=delta;onDelta(delta,false)}const finish=json.choices?.[0]?.finish_reason;if(finish)doneOnce()}catch{}}}}doneOnce();return {ok:true,text:full}}catch(e){const msg=String(e?.message||e),aborted=e?.name==='AbortError'||/abort/i.test(msg)||state.controller?.signal?.aborted||state.abortRequested;if(aborted){onDelta('',true);return {ok:false,text:'',aborted:true}}let hint='Request failed.';if(/401|unauthorized/i.test(msg))hint='Unauthorized (check API key).';else if(/429|rate/i.test(msg))hint='Rate limited (slow down or upgrade).';else if(/access|forbidden|403/i.test(msg))hint='Forbidden (model or key scope).';const fallback='\n\n'+hint;onDelta(fallback,true);return {ok:false,text:fallback}}finally{state.controller=null;state.abortRequested=false}}
+function localDemoReply(){return 'Tip: open the sidebar → Account & Backup to set your OpenRouter API key.'}
+let threads=[];const titleFrom=t=>(t||'').replace(/\s+/g,' ').trim().slice(0,60)||'Untitled'
+const TKEY='threads_v1',tload=()=>localforage.getItem(TKEY).then(v=>Array.isArray(v)?v:[]),tsave=v=>localforage.setItem(TKEY,v)
+async function ensureThreadOnFirstUser(text){let needNew=!state.currentThreadId;if(state.messages.length===0)state.currentThreadId=null;if(state.currentThreadId&&!threads.some(x=>x.id===state.currentThreadId))needNew=true;if(!needNew)return;const id=gid(),now=Date.now(),th={id,title:titleFrom(text),pinned:false,updatedAt:now,messages:[]};state.currentThreadId=id;threads.unshift(th);await tsave(threads);await renderHistory()}
+async function persistThread(){if(!state.currentThreadId)return;let th=threads.find(x=>x.id===state.currentThreadId);if(!th)return;th.messages=[...state.messages];th.updatedAt=Date.now();th.title=titleFrom(getFirstTextFromParts(th.messages.find(m=>m.role==='user')?.content||th.title));await tsave(threads);await renderHistory()}
+const historyRow=t=>`<div class=\"relative flex items-center gap-2 px-3 py-2 ${t.pinned?'bg-yellow-50':''}\"><button data-open-thread=\"${t.id}\" class=\"flex-1 text-left truncate\">${t.pinned?'📌 ':''}${esc(t.title)}</button><button data-thread-menu=\"${t.id}\" class=\"h-8 w-8 rounded hover:bg-gray-100 flex items-center justify-center\" title=\"More\"><i data-lucide=\"more-horizontal\" class=\"h-4 w-4\"></i></button></div>`
+async function renderHistory(){const list=[...threads].sort((a,b)=>(b.pinned-a.pinned)||(b.updatedAt-a.updatedAt));el.historyList.innerHTML=list.map(historyRow).join('');icons()}
+let menuThreadId=null;const hideHistoryMenu=()=>{el.historyMenu.classList.add('hidden');menuThreadId=null}
+function showHistoryMenu(btn,id){menuThreadId=id;const r=btn.getBoundingClientRect();el.historyMenu.style.top=(r.bottom+4)+'px';el.historyMenu.style.left=Math.min(window.innerWidth-220,r.right-200)+'px';el.historyMenu.classList.remove('hidden');icons()}
+let menuSuneId=null;const hideSuneMenu=()=>{el.suneMenu.classList.add('hidden');menuSuneId=null}
+function showSuneMenu(btn,id){menuSuneId=id;const r=btn.getBoundingClientRect();el.suneMenu.style.top=(r.bottom+4)+'px';el.suneMenu.style.left=Math.min(window.innerWidth-220,r.right-200)+'px';el.suneMenu.classList.remove('hidden');icons()}
+el.historyList.addEventListener('click',async e=>{const openBtn=e.target.closest('[data-open-thread]'),menuBtn=e.target.closest('[data-thread-menu]');if(openBtn){const id=openBtn.getAttribute('data-open-thread'),th=threads.find(t=>t.id===id);if(!th)return;state.currentThreadId=id;renderSuneHTML();clearChat();state.messages=Array.isArray(th.messages)?[...th.messages]:[];for(const m of state.messages){const b=msgRow(m);b.dataset.mid=m.id||'';renderMarkdown(b,partsToMarkdown(m.content))}queueMicrotask(()=>el.chat.scrollTo({top:el.chat.scrollHeight,behavior:'smooth'}));el.historyPanel.classList.add('translate-x-full');el.historyOverlay.classList.add('hidden');hideHistoryMenu();return}if(menuBtn){e.stopPropagation();showHistoryMenu(menuBtn,menuBtn.getAttribute('data-thread-menu'))}})
+el.historyMenu.addEventListener('click',async e=>{const act=e.target.closest('[data-action]')?.getAttribute('data-action');if(!act||!menuThreadId)return;const th=threads.find(t=>t.id===menuThreadId);if(!th)return;if(act==='pin'){th.pinned=!th.pinned}else if(act==='rename'){const nv=prompt('Rename to:',th.title);if(nv!=null){th.title=titleFrom(nv);th.updatedAt=Date.now()}}else if(act==='delete'){if(confirm('Delete this chat?')){threads=threads.filter(x=>x.id!==th.id);if(state.currentThreadId===th.id){state.currentThreadId=null;clearChat()}}}else if(act==='count_tokens'){const msgs=Array.isArray(th.messages)?th.messages:[];let totalChars=0;for(const m of msgs){if(!m||!m.role||m.role==='system')continue;const parts=Array.isArray(m.content)?m.content:(m.contentParts|| (typeof m.content==='string'?[{type:'text',text:m.content}]:[]));for(const p of parts)if(p&&p.type==='text')totalChars+=String(p.text||'').length}const tokens=Math.max(0,Math.ceil(totalChars/4));const k=tokens>=1000?Math.round(tokens/1000)+'k':String(tokens);alert(tokens+' tokens ('+k+')')}hideHistoryMenu();await tsave(threads);renderHistory()})
+el.suneList.addEventListener('click',e=>{const menuBtn=e.target.closest('[data-sune-menu]');if(menuBtn){e.stopPropagation();showSuneMenu(menuBtn,menuBtn.getAttribute('data-sune-menu'));return}const btn=e.target.closest('[data-sune-id]');if(!btn)return;const id=btn.getAttribute('data-sune-id');if(id){su.setActiveId(id);renderSidebar();reflectActiveSune();state.currentThreadId=null;clearChat();document.getElementById('sidebar').classList.add('-translate-x-full');document.getElementById('sidebarOverlay').classList.add('hidden')}})
+el.suneMenu.addEventListener('click',e=>{const act=e.target.closest('[data-action]')?.getAttribute('data-action');if(!act||!menuSuneId)return;const s=sunes.find(x=>x.id===menuSuneId);if(!s)return;if(act==='pin')s.pinned=!s.pinned;else if(act==='rename'){const nv=prompt('Rename sune to:',s.name);if(nv!=null)s.name=nv.trim()}else if(act==='pfp'){const url=prompt('Image URL:',s.avatar||'');if(url!==null)s.avatar=url.trim()}s.updatedAt=Date.now();su.save(sunes);hideSuneMenu();renderSidebar();reflectActiveSune()})
+function updateAttachBadge(){const n=state.attachments.length;el.attachBadge.textContent=String(n);el.attachBadge.classList.toggle('hidden',n===0)}
+async function toAttach(file){if(file instanceof File){const name=file.name||'file',mime=(file.type||'application/octet-stream').toLowerCase(),bytes=file.size||0; if(/^image\//.test(mime)||/\.(png|jpe?g|webp|gif)$/i.test(name)){const data=await asDataURL(file);return {name,bytes,mime,data,mode:'dataURL',part:{type:'image_url',image_url:{url:data}}}
+} if(mime==='application/pdf'||/\.pdf$/i.test(file.name||'')){const data=await asDataURL(file);return {name:file.name||'file.pdf',bytes:file.size||0,mime:'application/pdf',data:b64(data),mode:'base64',part:{type:'file',file:{filename:file.name||'file.pdf',file_data:b64(data)}}}
+} if(/^audio\//.test(mime)||/\.(wav|mp3)$/i.test(file.name||'')){const data=await asDataURL(file);let fmt=/mp3/.test(mime)||/\.mp3$/i.test(file.name||'')?'mp3':'wav';return {name:file.name||'audio.'+fmt,bytes:file.size||0,mime:mime,data:b64(data),mode:'base64',part:{type:'input_audio',input_audio:{data:b64(data),format:fmt}}}
+} return null}
+if(file&&file.name==null&&file.data){const name=file.name||'file',mime=(file.mime||'application/octet-stream').toLowerCase(),bytes=file.size||0; if(/^image\//.test(mime)){const data=`data:${mime};base64,${file.data}`;return {name,bytes,mime,data,mode:'dataURL',part:{type:'image_url',image_url:{url:data}}}
+} if(mime==='application/pdf'){return {name,bytes,mime,data:file.data,mode:'base64',part:{type:'file',file:{filename:name,file_data:file.data}}}
+} if(/^audio\//.test(mime)){let fmt=/mp3/.test(mime)?'mp3':'wav';return {name,bytes,mime,data:file.data,mode:'base64',part:{type:'input_audio',input_audio:{data:file.data,format:fmt}}}
+} return {name,bytes,mime,data:file.data,mode:'base64',part:{type:'file',file:{filename:name,file_data:file.data}}}}
+return null}
+function attachmentsText(id,arr){const head='**Attachments**',list=arr.map((a,i)=>`- [${esc(a.name)} • ${fmtSize(a.bytes)}](#dl-${id}-${i})`).join('\n');return head+'\n'+list}
+function addAttachmentTree(role,arr){if(!arr?.length)return;const id=gid(),text=attachmentsText(id,arr),meta={role,content:[{type:'text',text}],id,kind:'attachments',attachmentsMeta:arr.map(a=>({name:a.name,bytes:a.bytes,mime:a.mime,mode:a.mode,data:a.mode==='dataURL'?a.data:a.data}))};const b=addMessage(meta,true);b.dataset.mid=id}
+el.attachBtn.addEventListener('click',()=>{if(state.busy)return;if(state.attachments.length){state.attachments=[];updateAttachBadge();el.fileInput.value=''};el.fileInput.click()})
+el.fileInput.addEventListener('change',async()=>{const files=[...(el.fileInput.files||[])];if(!files.length)return;for(const f of files){const at=await toAttach(f).catch(()=>null);if(at)state.attachments.push(at)}updateAttachBadge()})
+el.messages.addEventListener('click',async e=>{const a=e.target.closest('a[href^="#dl-"]');if(!a)return; e.preventDefault();const m=a.getAttribute('href').match(/^#dl-([^-]+)-(\d+)$/);if(!m)return;const id=m[1],i=+m[2];const msg=state.messages.find(x=>x.id===id),meta=msg?.attachmentsMeta?.[i]||msg?.attachmentsMeta?.[i];if(!meta){const ownerMsg=state.messages.find(x=>x.id===id);const am=ownerMsg?.attachmentsMeta?.[i];if(am){} }if(!meta)return;let blob;if(meta.mode==='dataURL'){blob=await (await fetch(meta.data)).blob()}else{const bin=Uint8Array.from(atob(meta.data),c=>c.charCodeAt(0));blob=new Blob([bin],{type:meta.mime||'application/octet-stream'})}const url=URL.createObjectURL(blob),dl=document.createElement('a');dl.href=url;dl.download=meta.name||'download';document.body.appendChild(dl);dl.click();dl.remove();URL.revokeObjectURL(url)})
+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,partsToMarkdown([{type:'text',text: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,bound:false};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');if(!jars.bound){jars.js.onUpdate(v=>draft.script=v);jars.html.onUpdate(v=>draft.html=v);jars.bound=true}return jars}
+function openSettings(){const a=getActiveSune(),s=a.settings;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;draft.script=s.script||'';draft.html=s.html||'';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)})}
+function showTab(key){Object.entries(tabs).forEach(([k,[tb,pn]])=>{el[tb].classList.toggle('border-black',k===key);el[pn].classList.toggle('hidden',k!==key)});if(key==='Script'){ensureJars().then(({js,html})=>{const s=getActiveSune().settings;draft.script=draft.script??s.script??'';draft.html=draft.html??s.html??'';js.updateCode(draft.script);html.updateCode(draft.html)});showScriptSubTab('HTML')}}
+el.settingsBtnTop.addEventListener('click',openSettings)
+el.closeSettings.addEventListener('click',closeSettings)
+el.cancelSettings.addEventListener('click',closeSettings)
+el.settingsModal.addEventListener('click',e=>{if(e.target===el.settingsModal||e.target.classList.contains('bg-black/30'))closeSettings()})
+el.tabModel.addEventListener('click',()=>showTab('Model'))
+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.script=draft.script??s.script;s.html=draft.html??s.html;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 "${name}"?`))return;sunes=sunes.filter(a=>a.id!==activeId);su.save(sunes);if(sunes.length===0){const def=createDefaultSune();sunes=[def];su.save(sunes);su.setActiveId(def.id)}else{su.setActiveId(sunes[0].id)}renderSidebar();reflectActiveSune();state.currentThreadId=null;clearChat();closeSettings()})
+el.newSuneBtn.addEventListener('click',()=>{const name=prompt('Name your sune:');if(!name)return;const id=gid();sunes.unshift({id,name:name.trim(),pinned:false,avatar:'',updatedAt:Date.now(),settings:Object.assign({},defaultSettings)});su.save(sunes);su.setActiveId(id);renderSidebar();reflectActiveSune();state.currentThreadId=null;clearChat();document.getElementById('sidebar').classList.add('-translate-x-full');document.getElementById('sidebarOverlay').classList.add('hidden')})
+el.apiKeyOption.addEventListener('click',()=>{el.userMenu.classList.add('hidden');const cur=store.apiKey?'********':'';const input=prompt('Enter OpenRouter API key (stored locally):',cur);if(input!==null){store.apiKey=input==='********'?store.apiKey:input.trim();alert(store.apiKey?'API key saved locally.':'API key cleared.')}})
+function dl(name,obj){const blob=new Blob([JSON.stringify(obj,null,2)],{type:'application/json'}),url=URL.createObjectURL(blob),a=document.createElement('a');a.href=url;a.download=name;document.body.appendChild(a);a.click();a.remove();URL.revokeObjectURL(url)}
+const ts=()=>{const d=new Date(),p=n=>String(n).padStart(2,'0');return `${d.getFullYear()}${p(d.getMonth()+1)}${p(d.getDate())}-${p(d.getHours())}${p(d.getMinutes())}${p(d.getSeconds())}`} 
+let importMode=null
+el.sunesExportOption.addEventListener('click',()=>{dl(`sunes-${ts()}.json`,{version:1,sunes,activeId:su.getActiveId()});el.userMenu.classList.add('hidden')})
+el.sunesImportOption.addEventListener('click',()=>{importMode='sunes';el.importInput.value='';el.importInput.click()})
+el.threadsExportOption.addEventListener('click',()=>{dl(`threads-${ts()}.json`,{version:1,threads});el.userMenu.classList.add('hidden')})
+el.threadsImportOption.addEventListener('click',()=>{importMode='threads';el.importInput.value='';el.importInput.click()})
+el.importInput.addEventListener('change',async()=>{const file=el.importInput.files?.[0];if(!file)return;try{const text=await file.text();const data=JSON.parse(text);if(importMode==='sunes'){const list=Array.isArray(data)?data:(Array.isArray(data.sunes)?data.sunes:[]);if(!list.length)throw new Error('No sunes');const incoming=list.map(a=>makeSune(a||{}));const map={};incoming.forEach(s=>{if(!s.id)s.id=gid();const k=s.id,prev=map[k];map[k]=!prev||(+s.updatedAt>+prev.updatedAt)?s:prev});let added=0,updated=0;const idx=Object.fromEntries(sunes.map(s=>[s.id,s]));Object.values(map).forEach(s=>{const ex=idx[s.id];if(!ex){sunes.push(s);added++}else if(+s.updatedAt>+ex.updatedAt){Object.assign(ex,s);updated++}});su.save(sunes);if(data.activeId&&sunes.some(x=>x.id===data.activeId))su.setActiveId(data.activeId);renderSidebar();reflectActiveSune();state.currentThreadId=null;clearChat();alert(`${added} new, ${updated} updated.`)}else if(importMode==='threads'){const arr=Array.isArray(data)?data:(Array.isArray(data.threads)?data.threads:[]);if(!arr.length)throw new Error('No threads');const norm=t=>({id:t.id||gid(),title:titleFrom(t.title||titleFrom(t.messages?.find?.(m=>m.role==='user')?.content||'')),pinned:!!t.pinned,updatedAt:t.updatedAt||Date.now(),messages:Array.isArray(t.messages)?t.messages.filter(m=>m&&m.role&&m.content):[]});const best={};arr.forEach(t=>{const n=norm(t),k=n.id,prev=best[k];best[k]=!prev||(+n.updatedAt>+prev.updatedAt)?n:prev});let kept=0,skipped=0;const idx=Object.fromEntries(threads.map(t=>[t.id,t]));for(const th of Object.values(best)){const ex=idx[th.id];if(ex&&+ex.updatedAt>=+th.updatedAt){skipped++;continue}if(!ex)threads.push(th);else Object.assign(ex,th);kept++}await tsave(threads);await renderHistory();alert(`${kept} imported, ${skipped} skipped (older).`)}el.userMenu.classList.add('hidden')}catch{alert('Import failed')}finally{importMode=null}})
+function kbUpdate(){const vv=window.visualViewport;const overlap=vv?Math.max(0,(window.innerHeight-(vv.height+vv.offsetTop))):0;document.documentElement.style.setProperty('--kb',overlap+'px');const fh=el.footer.getBoundingClientRect().height;document.documentElement.style.setProperty('--footer-h',fh+'px');el.footer.style.transform='translateY('+(-overlap)+'px)';el.chat.style.scrollPaddingBottom=(fh+overlap+16)+'px'}
+function kbBind(){if(window.visualViewport){['resize','scroll'].forEach(ev=>visualViewport.addEventListener(ev,()=>kbUpdate(),{passive:true}))}['resize','orientationchange'].forEach(ev=>window.addEventListener(ev,()=>setTimeout(kbUpdate,50),{passive:true}));['focus','click'].forEach(ev=>el.input.addEventListener(ev,()=>{setTimeout(()=>{kbUpdate();el.input.scrollIntoView({block:'nearest',behavior:'smooth'})},0)}))}
+function activeMeta(){const a=getActiveSune();return {sune_name:a.name,model:store.model,avatar:a.avatar||''}}
+window.suneAttach=async(files,opts={toAPI:true,tree:true})=>{const arr=[];for(const f of files||[])arr.push(await toAttach(f));const clean=arr.filter(Boolean);if(!clean.length)return;const meta=activeMeta();if(opts.toAPI){const m={role:'assistant',content:clean.map(a=>a.part),...meta};addMessage(m);state.messages.push(m)} if(opts.tree)addAttachmentTree('assistant',clean);await persistThread()}
+async function init(){threads=await tload();await renderHistory();renderSidebar();reflectActiveSune();clearChat();icons();kbBind();kbUpdate()}
+window.addEventListener('resize',()=>{hideHistoryMenu();hideSuneMenu()})
+init()
+</script>
+</body>
+  </html>
