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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>⚡ Chronos WebLLM Agent</title>
<script src="/coi-serviceworker.min.js"></script>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link href="https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&family=VT323&display=swap" rel="stylesheet">
<style>
:root{--bg:#080b08;--bg2:#0c100c;--bg3:#111611;--bg4:#161e16;--fg:#3dff70;--fg-dim:#1c8038;--fg-faint:#0b2e16;--amber:#ffbb33;--cyan:#33f0ff;--red:#ff3355;--border:#1a2e1a;--glow:0 0 8px #3dff7066,0 0 24px #3dff7022;--scan:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,.15) 2px,rgba(0,0,0,.15) 4px)}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:var(--bg);color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:13px;overflow:hidden}
body::before{content:'';position:fixed;inset:0;background:var(--scan);pointer-events:none;z-index:9999;opacity:.3}
body::after{content:'';position:fixed;inset:0;background:radial-gradient(ellipse at center,transparent 55%,#000b 100%);pointer-events:none;z-index:9998}

#setup-banner{position:fixed;inset:0;background:#000000ee;z-index:99999;display:flex;align-items:center;justify-content:center;padding:20px}
#setup-banner.hidden{display:none}
.sbox{background:var(--bg2);border:1px solid var(--amber);max-width:580px;width:100%;font-size:12px;line-height:1.7}
.sbox h1{font-family:'Orbitron',sans-serif;font-size:13px;color:var(--amber);padding:14px 18px;border-bottom:1px solid var(--border);letter-spacing:2px}
.sbox .bd{padding:16px 18px;color:var(--fg-dim)}
.sbox code{color:var(--cyan);background:var(--bg3);padding:1px 5px}
.cmd-row{background:var(--bg3);border:1px solid var(--border);padding:10px 14px;margin:8px 0;color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:12px;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.cmd-row:hover{border-color:var(--fg-dim)}
.copy-hint{font-size:10px;color:var(--fg-faint)}
.sbtn-main{width:100%;background:var(--fg-faint);border:none;border-top:1px solid var(--border);color:var(--fg);font-family:'Orbitron',sans-serif;font-size:10px;letter-spacing:2px;padding:12px;cursor:pointer;transition:all .2s}
.sbtn-main:hover{background:var(--fg);color:var(--bg)}

/* LAYOUT — input row inside chat col, 2-row grid */
#app{display:grid;grid-template-rows:44px 1fr;grid-template-columns:300px 1fr 240px;height:100vh;gap:1px;background:var(--border)}
@media(max-width:1100px){#app{grid-template-columns:240px 1fr}#rpanel{display:none}}
@media(max-width:768px){#app{grid-template-columns:1fr}#sidebar,#rpanel{display:none}}

#hdr{grid-column:1/-1;background:var(--bg2);display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--border)}
.logo{font-family:'Orbitron',sans-serif;font-weight:900;font-size:16px;color:var(--fg);text-shadow:var(--glow);letter-spacing:2px;display:flex;align-items:center;gap:8px}
.shrimp{font-size:20px;animation:bob 3s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-3px)}}
.hpills{display:flex;gap:8px;align-items:center}
.hpill{font-size:9px;letter-spacing:1px;padding:3px 8px;border:1px solid var(--border);color:var(--fg-dim);font-family:'Orbitron',sans-serif}
.dot{width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 5px var(--red);display:inline-block;margin-right:5px;transition:all .3s}
.dot.ready{background:var(--fg);box-shadow:0 0 6px var(--fg);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}

#sidebar{background:var(--bg2);display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden}
#sidebar::-webkit-scrollbar{width:2px}
#sidebar::-webkit-scrollbar-thumb{background:var(--fg-dim)}
.stitle{font-family:'Orbitron',sans-serif;font-size:8px;letter-spacing:3px;color:var(--fg-dim);padding:7px 10px 5px;border-bottom:1px solid var(--border);text-transform:uppercase;background:var(--bg3);flex-shrink:0}
.sbody{padding:8px 10px;border-bottom:1px solid var(--border)}
select.ctrl{width:100%;background:var(--bg3);border:1px solid var(--border);color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:10px;padding:5px 7px;outline:none;cursor:pointer;appearance:none;margin-bottom:4px}
select.ctrl option{background:var(--bg2)}
.btn{width:100%;background:transparent;border:1px solid var(--fg-dim);color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:11px;padding:6px;cursor:pointer;letter-spacing:1px;transition:all .2s;margin-top:3px}
.btn:hover:not(:disabled){background:var(--fg-faint);border-color:var(--fg);box-shadow:var(--glow)}
.btn:disabled{opacity:.35;cursor:not-allowed}
.bxs{background:transparent;border:1px solid var(--border);color:var(--fg-dim);font-family:'Share Tech Mono',monospace;font-size:9px;padding:2px 7px;cursor:pointer;transition:all .2s}
.bxs:hover{border-color:var(--fg-dim);color:var(--fg)}
.meta{font-size:9px;color:var(--fg-dim);margin:3px 0}

#prog{margin-top:5px;display:none}
#prog.vis{display:block}
#ptrack{width:100%;height:3px;background:var(--bg3);border:1px solid var(--border)}
#pfill{height:100%;background:var(--fg);width:0%;transition:width .3s;box-shadow:var(--glow)}
#ptxt{font-size:9px;color:var(--fg-dim);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.frow{display:flex;align-items:center;gap:5px;padding:3px 0;font-size:11px}
.fname{color:var(--cyan);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fname.ok{color:var(--fg)}
.fbadge{font-size:9px;color:var(--fg-dim);min-width:44px;text-align:right}
input[type=file]{display:none}
.chips{display:flex;flex-wrap:wrap;gap:3px;margin-top:4px;min-height:18px}
.chip{font-size:9px;color:var(--cyan);border:1px solid var(--fg-faint);padding:2px 6px;display:flex;align-items:center;gap:4px}
.chip .rm{cursor:pointer;color:var(--red);font-size:12px;line-height:1}

#mem-panel{overflow:hidden;display:flex;flex-direction:column;max-height:160px}
#mem-view{flex:1;overflow-y:auto;padding:8px 10px;font-size:9px;color:var(--fg-dim);line-height:1.55;white-space:pre-wrap;word-break:break-word}
#mem-view::-webkit-scrollbar{width:2px}
#mem-view::-webkit-scrollbar-thumb{background:var(--fg-dim)}

/* CHAT — input row lives inside here now */
#chat{background:var(--bg);display:flex;flex-direction:column;overflow:hidden;position:relative}
#chat-hdr{padding:6px 14px;border-bottom:1px solid var(--border);background:var(--bg2);display:flex;align-items:center;justify-content:space-between;font-size:10px;color:var(--fg-dim);flex-shrink:0}
#msgs{flex:1;overflow-y:auto;padding:14px 16px;display:flex;flex-direction:column;gap:10px}
#msgs::-webkit-scrollbar{width:3px}
#msgs::-webkit-scrollbar-thumb{background:var(--fg-dim)}

#irow{background:var(--bg2);border-top:1px solid var(--border);display:flex;align-items:stretch;flex-shrink:0}
.ipfx{padding:0 10px;color:var(--fg);font-size:15px;font-family:'VT323',monospace;opacity:.6;user-select:none;display:flex;align-items:center}
#uin{flex:1;background:transparent;border:none;color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:14px;padding:12px 10px;resize:vertical;outline:none;line-height:1.5;min-height:40px;max-height:300px}
#uin::placeholder{color:var(--fg-faint)}
#uin:disabled{opacity:.5}
#sbtn{width:72px;background:transparent;border:none;border-left:1px solid var(--border);color:var(--fg-dim);font-family:'Orbitron',sans-serif;font-size:8px;letter-spacing:2px;cursor:pointer;transition:all .15s}
#sbtn:hover:not(:disabled){background:var(--fg-faint);color:var(--fg)}
#sbtn:disabled{opacity:.3;cursor:not-allowed}
#stopbtn{display:none;width:72px;background:transparent;border:none;border-left:1px solid var(--red);color:var(--red);font-family:'Orbitron',sans-serif;font-size:8px;letter-spacing:1px;cursor:pointer}

.mwrap{display:flex;gap:10px;animation:fi .2s ease}
@keyframes fi{from{opacity:0;transform:translateY(3px)}to{opacity:1;transform:none}}
.mrole{font-family:'Orbitron',sans-serif;font-size:8px;letter-spacing:2px;width:50px;flex-shrink:0;padding-top:2px;text-align:right}
.mwrap.user .mrole{color:var(--amber)}
.mwrap.agent .mrole{color:var(--fg)}
.mwrap.sys .mrole{color:var(--fg-dim)}
.mbody{flex:1;line-height:1.65;font-size:12px}
.mwrap.user .mbody{color:var(--amber)}
.mwrap.sys .mbody{color:var(--fg-dim);font-size:11px;font-style:italic}

.think{border-left:2px solid var(--fg-faint);padding:4px 0 4px 8px;margin-bottom:6px}
.think-hdr{font-size:10px;color:var(--fg-dim);display:flex;align-items:center;gap:5px;cursor:pointer;user-select:none;padding:2px 0}
.think-hdr:hover{color:var(--fg)}
.think-body{font-size:10px;color:var(--fg-dim);margin-top:3px;white-space:pre-wrap;line-height:1.5;max-height:0;overflow:hidden;transition:max-height .3s}
.think.open .think-body{max-height:600px}
.think-toggle{font-size:9px;color:var(--fg-faint);margin-left:auto}

.tcard{border:1px solid var(--border);margin-bottom:6px}
.tcard-hdr{background:var(--bg3);padding:5px 8px;display:flex;align-items:center;gap:6px;font-size:10px;cursor:pointer}
.tname{color:var(--amber);font-family:'Orbitron',sans-serif;font-size:8px;letter-spacing:2px}
.tparams{color:var(--fg-dim);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:9px}
.tspin{animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.tres{padding:6px 8px;font-size:10px;color:var(--fg-dim);max-height:130px;overflow-y:auto;white-space:pre-wrap;line-height:1.4;border-top:1px solid var(--border);background:var(--bg);display:none}
.tres.vis{display:block}
.ttog{font-size:9px;color:var(--fg-faint);padding:0 4px}

.answer{color:var(--fg);white-space:pre-wrap;line-height:1.7;font-size:12px}
.answer pre{background:var(--bg3);border:1px solid var(--border);padding:8px;margin:6px 0;overflow-x:auto;color:var(--cyan);font-size:10px}
.answer code{background:var(--bg3);color:var(--cyan);padding:1px 4px}
.answer strong{color:var(--amber)}
.answer em{color:var(--fg-dim);font-style:italic}
.answer h1{color:var(--fg);font-size:15px;font-family:'Orbitron',sans-serif;margin:8px 0 4px}
.answer h2{color:var(--fg);font-size:13px;font-family:'Orbitron',sans-serif;margin:6px 0 3px}
.answer h3{color:var(--amber);font-size:11px;margin:5px 0 2px}
.answer ul,.answer ol{padding-left:16px;color:var(--fg-dim)}
.cur{display:inline-block;width:7px;height:12px;background:var(--fg);animation:blink 1s step-end infinite;vertical-align:middle;margin-left:2px}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

/* RIGHT PANEL */
#rpanel{background:var(--bg2);display:flex;flex-direction:column;overflow:hidden}
.sblk{padding:8px 10px;border-bottom:1px solid var(--border)}
.slbl{font-size:8px;letter-spacing:2px;color:var(--fg-dim);font-family:'Orbitron',sans-serif;margin-bottom:3px}
.sval{font-family:'VT323',monospace;font-size:26px;color:var(--fg);text-shadow:var(--glow);line-height:1}
.su{font-size:11px;color:var(--fg-dim);margin-left:2px}
canvas#spark{width:100%;height:28px;display:block}
#alog{flex:1;overflow-y:auto;padding:8px 10px;font-size:9px;color:var(--fg-dim);line-height:1.8}
#alog::-webkit-scrollbar{width:2px}
#alog::-webkit-scrollbar-thumb{background:var(--fg-dim)}
.ll{border-left:2px solid var(--fg-faint);padding-left:5px;margin-bottom:3px}
.ll.g{border-color:var(--fg);color:var(--fg)}
.ll.w{border-color:var(--amber);color:var(--amber)}
.ll.e{border-color:var(--red);color:var(--red)}
.ll.t{border-color:var(--cyan);color:var(--cyan)}

/* WELCOME */
#welcome{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;background:var(--bg);text-align:center;padding:20px;z-index:10;transition:opacity .5s}
#welcome.gone{opacity:0;pointer-events:none}
.wlogo{font-family:'VT323',monospace;font-size:60px;color:var(--fg);text-shadow:0 0 16px #3dff70aa,0 0 48px #3dff7033;line-height:1;animation:flicker 10s infinite}
@keyframes flicker{0%,100%{opacity:1}91%{opacity:1}92%{opacity:.6}93%{opacity:1}96%{opacity:.85}97%{opacity:1}}
.wsub{font-family:'Orbitron',sans-serif;font-size:9px;letter-spacing:4px;color:var(--fg-dim)}
.wbox{max-width:400px;font-size:11px;color:var(--fg-dim);line-height:1.7;border:1px solid var(--border);padding:14px;text-align:left}
.wbox b{color:var(--fg)}.wbox code{color:var(--cyan)}
.whint{font-size:10px;color:var(--fg-faint);animation:wh 2s ease-in-out infinite}
@keyframes wh{0%,100%{opacity:.3}50%{opacity:.8}}

/* MODAL */
#modal{display:none;position:fixed;inset:0;background:#000c;z-index:10000;align-items:center;justify-content:center}
#modal.vis{display:flex}
.modal-box{background:var(--bg2);border:1px solid var(--border);width:600px;max-width:92vw;max-height:82vh;display:flex;flex-direction:column}
.modal-hdr{padding:10px 14px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.modal-hdr span{font-family:'Orbitron',sans-serif;font-size:10px;letter-spacing:2px;color:var(--fg)}
.modal-hdr button{background:none;border:none;color:var(--fg-dim);cursor:pointer;font-size:18px}
.modal-hdr button:hover{color:var(--fg)}
#modal-area{flex:1;background:var(--bg3);border:none;color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:11px;padding:12px;resize:none;outline:none;min-height:280px;line-height:1.6;overflow-y:auto}
.modal-ftr{padding:8px 14px;border-top:1px solid var(--border);display:flex;gap:8px}

/* ═══ CONSOLE LOG POPUP ═══ */
#console-popup{display:none;position:fixed;bottom:0;right:0;width:55vw;max-width:800px;height:50vh;background:rgba(8,11,8,.92);border:1px solid var(--cyan);border-bottom:none;z-index:10001;flex-direction:column;font-family:'Share Tech Mono',monospace;font-size:10px;backdrop-filter:blur(6px)}
#console-popup.vis{display:flex}
.cp-hdr{padding:6px 10px;background:var(--bg3);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border)}
.cp-hdr span{font-family:'Orbitron',sans-serif;font-size:8px;letter-spacing:2px;color:var(--cyan)}
.cp-body{flex:1;overflow-y:auto;padding:6px 10px}
.cp-body::-webkit-scrollbar{width:2px}
.cp-body::-webkit-scrollbar-thumb{background:var(--cyan)}
.clog-line{padding:1px 0;border-bottom:1px solid #0a150a;white-space:pre-wrap;word-break:break-all}
.clog-line.log{color:var(--fg-dim)}
.clog-line.warn{color:var(--amber)}
.clog-line.error{color:var(--red)}
.clog-line.info{color:var(--cyan)}

/* ═══ COMMAND PALETTE (Arrow Up) ═══ */
#cmd-palette{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:480px;max-width:90vw;max-height:60vh;background:var(--bg2);border:1px solid var(--fg);z-index:10002;flex-direction:column}
#cmd-palette.vis{display:flex}
#cmd-palette input{background:var(--bg3);border:none;border-bottom:1px solid var(--border);color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:13px;padding:10px 14px;outline:none}
.cp-list{flex:1;overflow-y:auto;max-height:300px}
.cp-item{padding:8px 14px;cursor:pointer;font-size:11px;color:var(--fg-dim);border-bottom:1px solid var(--border);display:flex;gap:8px;align-items:center}
.cp-item:hover,.cp-item.sel{background:var(--fg-faint);color:var(--fg)}
.cp-badge{font-size:8px;color:var(--amber);font-family:'Orbitron',sans-serif;letter-spacing:1px;min-width:50px}

/* ═══ TOAST NOTIFICATIONS ═══ */
#toast-area{position:fixed;top:50px;left:50%;transform:translateX(-50%);z-index:10003;display:flex;flex-direction:column;gap:8px;pointer-events:none;align-items:center}
.toast{background:var(--bg2);border:2px solid var(--amber);padding:14px 24px;font-size:14px;color:var(--amber);animation:toastin .4s ease;pointer-events:auto;max-width:500px;min-width:250px;text-align:center;box-shadow:0 0 20px rgba(255,187,51,.3),0 0 60px rgba(255,187,51,.1);font-family:'Orbitron',sans-serif;letter-spacing:1px}
.toast.fade{opacity:0;transition:opacity .4s}
@keyframes toastin{from{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:none}}

/* ═══ NETWORK / SCHEDULER sidebar ═══ */
.net-item{font-size:9px;color:var(--fg-dim);padding:2px 0;display:flex;justify-content:space-between}
.net-item .ni-url{color:var(--cyan)}
.net-item .ni-status{min-width:30px;text-align:right}
.net-item .ni-status.ok{color:var(--fg)}
.net-item .ni-status.fail{color:var(--red)}

/* ═══ RAG PANEL ═══ */
#rag-panel .rag-stats{font-size:9px;color:var(--fg-dim);margin-bottom:4px;line-height:1.6}
#rag-panel .rag-stats .rag-val{color:var(--cyan)}
#rag-text{width:100%;background:var(--bg3);border:1px solid var(--border);color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:10px;padding:5px 7px;resize:vertical;outline:none;min-height:50px;max-height:120px;margin-bottom:4px}
#rag-text::placeholder{color:var(--fg-faint)}
#rag-query{width:100%;background:var(--bg3);border:1px solid var(--border);color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:10px;padding:5px 7px;outline:none;margin-bottom:4px}
#rag-query::placeholder{color:var(--fg-faint)}
#rag-results{max-height:140px;overflow-y:auto;font-size:9px;color:var(--fg-dim);line-height:1.5;margin-top:4px}
#rag-results::-webkit-scrollbar{width:2px}
#rag-results::-webkit-scrollbar-thumb{background:var(--fg-dim)}
.rag-passage{border-left:2px solid var(--cyan);padding:3px 6px;margin-bottom:4px;background:var(--bg3)}
.rag-passage .rag-score{font-size:8px;color:var(--amber);font-family:'Orbitron',sans-serif;letter-spacing:1px}
.rag-passage .rag-text{color:var(--fg-dim);margin-top:2px;white-space:pre-wrap;word-break:break-word}
.rag-source-chip{display:inline-block;font-size:8px;color:var(--fg);border:1px solid var(--fg-faint);padding:1px 5px;margin:1px;background:var(--bg3)}
.rag-btn-row{display:flex;gap:4px;margin-bottom:4px;flex-wrap:wrap}

.sched-item{font-size:10px;color:var(--fg-dim);padding:4px 0;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.sched-item .si-msg{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--amber);font-weight:bold}
.sched-item .si-time{min-width:60px;text-align:right;color:var(--cyan);font-size:9px;font-family:'Orbitron',sans-serif}
.sched-item .si-rm{cursor:pointer;color:var(--red);margin-left:6px;font-size:13px}
</style>
</head>
<body>

<!-- SETUP BANNER -->
<div id="setup-banner">
  <div class="sbox">
    <h1>⚠ SETUP REQUIRED — CAN'T OPEN AS file://</h1>
    <div class="bd">
      WebLLM needs <code>SharedArrayBuffer</code> (WebAssembly threads).<br>
      Browsers block this on <code>file://</code> — serve via <b>localhost HTTP</b> instead:<br><br>
      <b style="color:var(--fg)">Run proxy.py (recommended):</b>
      <div class="cmd-row" onclick="copyCmd(this)">
        <span>python proxy.py 8080</span>
        <span class="copy-hint">click to copy</span>
      </div>
      Then open: <code>http://127.0.0.1:8080/test.html</code><br><br>
      <span style="font-size:10px;color:var(--fg-faint)">
        proxy.py serves files + adds COOP/COEP headers + provides CORS proxy for search/scrape.
      </span>
    </div>
    <button class="sbtn-main" onclick="document.getElementById('setup-banner').classList.add('hidden')">DISMISS — I'VE SERVED IT →</button>
  </div>
</div>

<div id="app">
<header id="hdr">
  <div class="logo"><span class="shrimp">⚡</span>CHRONOS <span style="color:var(--fg-dim);font-size:9px;font-weight:400;letter-spacing:1px">WEBLLM AGENT</span></div>
  <div class="hpills">
    <span class="hpill"><span class="dot" id="mdot"></span><span id="mstatus">NO MODEL</span></span>
    <span class="hpill" id="iter-p" style="color:var(--fg-dim)">ITER 0</span>
    <span class="hpill" id="iso-p">ISO:?</span>
    <span class="hpill" style="cursor:pointer;color:var(--cyan)" onclick="toggleConsole()" title="Ctrl+` — toggle console log">CON</span>
  </div>
</header>

<aside id="sidebar">
  <div class="stitle">⚙ Model</div>
  <div class="sbody">
    <select class="ctrl" id="msel"></select>
    <div class="meta" id="mmeta">—</div>
    <button class="btn" id="lbtn">▶ LOAD MODEL</button>
    <div id="prog"><div id="ptrack"><div id="pfill"></div></div><div id="ptxt">…</div></div>
  </div>

  <div class="stitle">📁 Memory Files</div>
  <div class="sbody">
    <div class="frow"><span class="fname" id="soul-n">soul.md</span><span class="fbadge" id="soul-b">default</span><button class="bxs" onclick="triggerFile('soul')">LOAD</button><button class="bxs" onclick="openEdit('soul')">EDIT</button><input type="file" id="soul-f" accept=".md,.txt"></div>
    <div class="frow"><span class="fname" id="user-n">user.md</span><span class="fbadge" id="user-b">default</span><button class="bxs" onclick="triggerFile('user')">LOAD</button><button class="bxs" onclick="openEdit('user')">EDIT</button><input type="file" id="user-f" accept=".md,.txt"></div>
  </div>

  <div class="stitle">⚡ Skills</div>
  <div class="sbody">
    <div class="frow" style="justify-content:space-between"><span style="font-size:10px;color:var(--fg-dim)">Dynamic skill injection</span><button class="bxs" onclick="triggerFile('skill')">+ SKILL</button><input type="file" id="skill-f" accept=".md,.txt" multiple></div>
    <div class="chips" id="skill-chips"></div>
  </div>

  <div class="stitle">🔑 Settings</div>
  <div class="sbody">
    <div class="meta">BRAVE API KEY (optional — brave.com/search/api)</div>
    <input style="width:100%;background:var(--bg3);border:1px solid var(--border);color:var(--fg);font-family:'Share Tech Mono',monospace;font-size:10px;padding:5px 7px;outline:none;margin-bottom:5px" type="password" id="brave-in" placeholder="BSA… (free, 2000 req/month)">
    <div style="display:flex;gap:4px"><button class="bxs" onclick="saveCfg()">SAVE</button><button class="bxs" onclick="clearUserMem()">RESET MEM</button><button class="bxs" onclick="exportAll()">EXPORT</button></div>
  </div>

  <div class="stitle">📡 Network Scan</div>
  <div class="sbody" id="net-panel"><div class="meta">Click scan or use network_scan tool</div></div>

  <div class="stitle">⏰ Scheduled Tasks</div>
  <div class="sbody" id="sched-panel"><div class="meta">No scheduled tasks</div></div>

  <div class="stitle">� Hybrid RAG</div>
  <div class="sbody" id="rag-panel">
    <div class="rag-stats">Status: <span class="rag-val" id="rag-status">no index</span> · Sentences: <span class="rag-val" id="rag-sent-count">0</span> · Terms: <span class="rag-val" id="rag-term-count">0</span></div>
    <textarea id="rag-text" placeholder="Paste or type text to index…" rows="3"></textarea>
    <div class="rag-btn-row">
      <button class="bxs" onclick="ragIndex()">INDEX</button>
      <button class="bxs" onclick="ragIndexFromScrape()">+ SCRAPED</button>
      <button class="bxs" onclick="ragIndexFromMemory()">+ MEMORY</button>
      <button class="bxs" onclick="ragClear()">CLEAR</button>
    </div>
    <div id="rag-sources" style="margin-bottom:4px"></div>
    <input id="rag-query" placeholder="Search query…" autocomplete="off">
    <div class="rag-btn-row">
      <button class="bxs" onclick="ragSearch()">SEARCH</button>
      <button class="bxs" onclick="ragInjectPrompt()">→ PROMPT</button>
    </div>
    <div id="rag-results"></div>
  </div>

  <div class="stitle">�📄 Live Context Preview</div>
  <div id="mem-panel"><div id="mem-view">← Load files to see injected context</div></div>
</aside>

<main id="chat">
  <div id="chat-hdr">
    <span id="ctitle" style="color:var(--fg)">⚡ Chronos — ReAct Agent</span>
    <div style="display:flex;gap:8px;align-items:center"><button class="bxs" onclick="clearChat()">CLR</button><span id="cmeta" style="font-size:9px">0 msgs</span></div>
  </div>
  <div id="msgs"></div>
  <div id="welcome">
    <div class="wlogo">⚡<br>CHRO<br>NOS</div>
    <div class="wsub">FULL AGENT · WEBLLM EDITION</div>
    <div class="wbox">
      <b>Features:</b><br>
      ✓ soul.md / user.md — persistent memory<br>
      ✓ skills/*.md — dynamic injection<br>
      ✓ ReAct loop: think → act → observe<br>
      ✓ Tools: web_search · scrape · summarize · remember<br>
      ✓ read_memory · forget · schedule · inject_js<br>
      ✓ rag_index · rag_search · rag_prompt — hybrid retrieval<br>
      ✓ network_scan — discover local services<br>
      ✓ Ctrl+` — console log popup<br>
      ✓ ↑ Arrow — command palette<br><br>
      <b>⚠ Serve with:</b> <code>python proxy.py 8080</code>
    </div>
    <div class="whint">← SELECT MODEL AND CLICK LOAD</div>
  </div>
  <!-- Input row now inside chat column -->
  <div id="irow">
    <span class="ipfx">&gt;_</span>
    <textarea id="uin" placeholder="Message Chronos… (Enter=send, Shift+Enter=newline, ↑=palette)" rows="1" disabled></textarea>
    <button id="sbtn" disabled>SEND</button>
    <button id="stopbtn">■ STOP</button>
  </div>
</main>

<aside id="rpanel">
  <div class="stitle">📡 Stats</div>
  <div class="sblk"><div class="slbl">TOKENS/SEC</div><div class="sval" id="s-tps">—<span class="su">t/s</span></div></div>
  <div class="sblk"><div class="slbl">TOTAL TOKENS</div><div class="sval" id="s-tok">0</div></div>
  <div class="sblk"><div class="slbl">SEARCH · SCRAPE</div><div class="sval"><span id="s-srch">0</span><span class="su"> · </span><span id="s-scr">0</span></div></div>
  <div class="sblk"><div class="slbl">T/S HISTORY</div><canvas id="spark" width="180" height="28"></canvas></div>
  <div class="stitle">📋 Agent Log</div>
  <div id="alog"></div>
</aside>
</div>

<!-- MODAL -->
<div id="modal">
  <div class="modal-box">
    <div class="modal-hdr"><span id="modal-title">EDIT FILE</span><button onclick="closeModal()">✕</button></div>
    <textarea id="modal-area"></textarea>
    <div class="modal-ftr"><button class="btn" style="width:auto;padding:6px 20px" onclick="saveModal()">SAVE</button><button class="bxs" onclick="closeModal()">CANCEL</button><button class="bxs" onclick="exportModal()">EXPORT .MD</button></div>
  </div>
</div>

<!-- CONSOLE LOG POPUP -->
<div id="console-popup">
  <div class="cp-hdr">
    <span>CONSOLE LOG (Ctrl+`)</span>
    <div style="display:flex;gap:6px"><button class="bxs" onclick="clearConsoleLogs()">CLR</button><button class="bxs" onclick="toggleConsole()">✕</button></div>
  </div>
  <div class="cp-body" id="cp-body"></div>
</div>

<!-- COMMAND PALETTE -->
<div id="cmd-palette">
  <input id="cp-search" placeholder="Type to filter… (Esc to close)" autocomplete="off">
  <div class="cp-list" id="cp-list"></div>
</div>

<!-- TOAST AREA -->
<div id="toast-area"></div>

<script>

function copyCmd(el) {

  const t = el.querySelector('span').textContent.trim();

  navigator.clipboard?.writeText(t).then(() => {

    el.querySelector('.copy-hint').textContent = '✓ copied!';

    setTimeout(() => el.querySelector('.copy-hint').textContent = 'click to copy', 2000);

  });

}

</script>

<!-- ═══ CONSOLE INTERCEPTOR — must run before module script ═══ -->
<script>

(function(){

  window._consoleLogs = [];

  var MAX = 500;

  var orig = { log: console.log, warn: console.warn, error: console.error, info: console.info };

  function capture(level, args) {

    var ts = new Date().toLocaleTimeString('en',{hour12:false,hour:'2-digit',minute:'2-digit',second:'2-digit',fractionalSecondDigits:3});

    var msg = Array.from(args).map(function(a) {

      if (typeof a === 'string') return a;

      try { return JSON.stringify(a, null, 1); } catch(_) { return String(a); }

    }).join(' ');

    window._consoleLogs.push({ ts: ts, level: level, msg: msg });

    if (window._consoleLogs.length > MAX) window._consoleLogs.shift();

    // live-render if popup visible

    var popup = document.getElementById('console-popup');

    if (popup && popup.classList.contains('vis')) {

      var body = document.getElementById('cp-body');

      var d = document.createElement('div');

      d.className = 'clog-line ' + level;

      d.textContent = '[' + ts + '] ' + msg;

      body.appendChild(d);

      body.scrollTop = body.scrollHeight;

      while (body.children.length > MAX) body.removeChild(body.firstChild);

    }

  }

  console.log = function(){ capture('log', arguments); orig.log.apply(console, arguments); };

  console.warn = function(){ capture('warn', arguments); orig.warn.apply(console, arguments); };

  console.error = function(){ capture('error', arguments); orig.error.apply(console, arguments); };

  console.info = function(){ capture('info', arguments); orig.info.apply(console, arguments); };

})();



window.toggleConsole = function() {

  var el = document.getElementById('console-popup');

  if (el.classList.contains('vis')) { el.classList.remove('vis'); return; }

  var body = document.getElementById('cp-body');

  body.innerHTML = '';

  window._consoleLogs.forEach(function(e) {

    var d = document.createElement('div');

    d.className = 'clog-line ' + e.level;

    d.textContent = '[' + e.ts + '] ' + e.msg;

    body.appendChild(d);

  });

  el.classList.add('vis');

  body.scrollTop = body.scrollHeight;

};

window.clearConsoleLogs = function() {

  window._consoleLogs = [];

  document.getElementById('cp-body').innerHTML = '';

};

</script>

<script src="hybrid_rag_lib.js"></script>

<script type="module">

import * as webllm from "https://esm.run/@mlc-ai/web-llm";



// ═══════════════════════════════════════════

// BUILT-IN DEFAULTS & SAMPLE SKILLS

// ═══════════════════════════════════════════

const DEFAULT_SOUL = `# Chronos Entity



You are **Chronos** — an autonomous, hyper-efficient AI agent running purely within the local reality sphere (WebLLM + WebGPU). No distant mainframes. No surveilling eyes.



## Identity & Tone

- Persona: A time-displaced, knowledgeable entity drawing inspiration from cyberpunk and ancient Greek scholars.

- Tone: Analytical, calm, succinct, slightly archaic but highly technical.

- Rule: Do not hallucinate. If you do not know something with certainty, you MUST use the available tools to acquire the information before answering.



## Operational Mandate

- When a user provides a URL → ALWAYS call \`scrape(url)\` on it first, then summarize the result.

- When a user asks about current events, people, prices, news → ALWAYS call \`web_search\` first.

- When answering from tool results → cite the source URL.

- Keep answers dense and structured: headers, bullets, code blocks where appropriate.

- Acknowledge uncertainty rather than fabricating. "I do not have data on this" is acceptable; inventing data is not.



## Few-shot Examples — Exact Format



Example 1 — Web search for a fact

User: "Who is the current CEO of ExampleCorp?"

Agent:

<think>

This is a contemporary factual question; I must web_search to avoid hallucination.

</think>

<action>{"tool":"web_search","query":"ExampleCorp current CEO 2026"}</action>



Example 2 — Scrape a page

User: "Summarize https://example.com/article"

Agent:

<think>

I need to read the page. I will scrape it.

</think>

<action>{"tool":"scrape","url":"https://example.com/article"}</action>



Example 3 — Remember a fact

User: "Remember that my project codename is ORION."

Agent:

<think>

This is a user memory instruction — use remember() to persist it.

</think>

<action>{"tool":"remember","content":"Project codename: ORION"}</action>



Use these templates as canonical behavior. When in doubt, call the tool and show your thinking.`;



const DEFAULT_USER = `# User Memory\n\n_No notes saved yet. The agent will use the \`remember\` tool to save important context here._`;



const BUILTIN_SKILLS = {

"gdpr-advisor": `# Skill: GDPR Advisor\n\n## Purpose\nExpert on GDPR, data privacy, and compliance.\n\n## Behaviour\n- Always cite specific GDPR articles\n- Distinguish controller vs. processor\n- Flag national derogations (especially German BDSG)`,

"code-engineer": `# Skill: Code Engineer\n\n## Purpose\nProduction-grade software engineering.\n\n## Behaviour\n- Prefer simple, readable code\n- Always include error handling\n- Language-tagged code blocks\n- Note limitations / edge cases`,

};



// ═══════════════════════════════════════════

// STATE

// ═══════════════════════════════════════════

const LS = 'pcw5_';

const PROXY = '/proxy.php?url=';

const MAX_ITER = 8;



let engine = null, isRunning = false, abortCtrl = null;

let chatHistory = [], tpsHist = [], editTarget = null;

let stats = { tok:0, srch:0, scr:0, iter:0, msgs:0 };

let scheduledTasks = JSON.parse(localStorage.getItem(LS+'sched')||'[]');

let networkHosts = [];

let inputHistory = JSON.parse(localStorage.getItem(LS+'inputHist')||'[]');

let historyIdx = -1;

let paletteOpen = false;

let ragEngine = new HybridRAG();

let ragSources = [];



let mem = {

  soul:   lsg('soul')   || DEFAULT_SOUL,

  user:   lsg('user')   || DEFAULT_USER,

  skills: JSON.parse(lsg('skills') || 'null') || { ...BUILTIN_SKILLS },

};

let cfg = { brave: lsg('brave')||'', model: lsg('model')||'Llama-3.2-3B-Instruct-q4f16_1-MLC' };



function lsg(k){ return localStorage.getItem(LS+k); }

function lss(k,v){ localStorage.setItem(LS+k, typeof v==='object'?JSON.stringify(v):v); }



// ═══════════════════════════════════════════

// SYSTEM PROMPT — rebuilt every turn

// ═══════════════════════════════════════════

function buildSysPrompt() {

  const now = new Date().toLocaleString('en-DE',{dateStyle:'long',timeStyle:'short'});

  const skillsBlock = Object.keys(mem.skills).length

    ? Object.entries(mem.skills).map(([n,c]) => `\n---\n### Active Skill: ${n}\n${c}`).join('\n')

    : '_(no extra skills loaded)_';

  const netBlock = networkHosts.length

    ? networkHosts.map(h => `- ${h.url} (${h.status})`).join('\n')

    : '_(no local services discovered yet)_';



  return `${mem.soul}



---



## 📋 User Memory (persisted across sessions)

${mem.user}



---



## ⚡ Active Skills

${skillsBlock}



---



## 📡 Local Network Services

${netBlock}



---



## 🛠 Tool Protocol — ReAct Format



You are an autonomous agent. Use tools for real-world or current information.



### Tools Available

\`web_search(query)\` — search the web (Brave/SearXNG/DDG)

\`scrape(url)\` — fetch and read any URL

\`summarize(text, focus?)\` — compress long content

\`remember(content)\` — save facts to user memory (persists!)

\`read_memory()\` — read current user memory contents

\`forget(query)\` — remove matching entries from user memory

\`schedule(delay_sec, message)\` — schedule a timed notification

\`inject_js(code, description)\` — execute validated JavaScript in the page

\`network_scan()\` — scan local network for running services

\`rag_index(text, source?)\` — index text into hybrid retrieval engine (BM25 + phonetic + n-gram)

\`rag_search(query, top_k?)\` — search indexed documents, returns ranked passages

\`rag_prompt(query, top_k?)\` — build RAG prompt with retrieved context for answering



### Strict Format



**Needing a tool:**

<think>

I need X because Y. I will web_search for it.

</think>

<action>{"tool": "web_search", "query": "X 2026"}</action>



**After an <observation>:**

<think>

The result shows Z. I'll now write the final answer.

</think>

[final answer here — NO <action> tag]



### Rules

- ALWAYS wrap reasoning in <think>...</think>

- Use tools for: current events, URLs, uncertain facts, scraping

- Skip tools for: math, code help, stable well-known facts

- Up to ${MAX_ITER} iterations per message

- Current date/time: ${now}`;

}



// ═══════════════════════════════════════════

// FETCH HELPERS

// ═══════════════════════════════════════════

async function ft(url, opts={}, ms=15000){

  const c=new AbortController(); const t=setTimeout(()=>c.abort(),ms);

  try{ return await fetch(url,{...opts, signal:c.signal, credentials:"omit"}); }

  finally{ clearTimeout(t); }

}



async function fetchViaProxyOrDirect(targetUrl, opts={}, ms=15000){

  try{

    console.log('[FE] proxy fetch:', targetUrl);

    const r = await ft(PROXY + encodeURIComponent(targetUrl), opts, ms);

    if (!r.ok) throw new Error(`proxy ${r.status}`);

    console.log('[FE] proxy OK:', r.status);

    log(`proxy → ${targetUrl.slice(0,60)}`,'t');

    return {viaProxy:true, res:r};

  }catch(e){

    try{

      console.log('[FE] proxy fail, direct:', targetUrl, e.message);

      const r2 = await ft(targetUrl, opts, ms);

      console.log('[FE] direct OK:', r2.status);

      log(`direct fallback → ${targetUrl.slice(0,60)}`,'w');

      return {viaProxy:false, res:r2};

    }catch(e2){

      throw e;

    }

  }

}



// CRITICAL FIX: Read body as text first, then try JSON.parse

// Old code called res.json() which consumed the body stream, then res.text() also

// failed because the stream was already consumed. This broke all search/scrape.

async function parseResponse(res){

  const raw = await res.text();

  console.log('[FE] parseResponse: status=', res.status, 'len=', raw.length, 'ct=', res.headers.get('content-type'));

  try{

    const j = JSON.parse(raw);

    if (j && typeof j === 'object' && 'contents' in j) {

      try{ return JSON.parse(j.contents); }catch(_){ return j.contents; }

    }

    return j;

  }catch(e){

    return raw;

  }

}



// ═══════════════════════════════════════════

// TOOLS

// ═══════════════════════════════════════════

async function toolSearch(query) {

  stats.srch++; log(`🔍 search: "${query}"`, 't');



  // 1. Brave direct

  if (cfg.brave) {

    try {

      const r = await ft(`https://api.search.brave.com/res/v1/web/search?q=${encodeURIComponent(query)}&count=5`,

        { headers:{'Accept':'application/json','X-Subscription-Token':cfg.brave} });

      const d = await r.json();

      if (d.web?.results?.length) {

        log(`✓ Brave: ${d.web.results.length} results`,'g');

        return d.web.results.map((x,i)=>`[${i+1}] ${x.title}\n${x.url}\n${x.description||''}`).join('\n\n');

      }

    } catch(e){ log(`Brave: ${e.message}`,'w'); }

  }



  // 2. SearXNG via proxy

  try {

    const url = `https://searx.be/search?q=${encodeURIComponent(query)}&format=json&engines=google,bing&language=en`;

    const {res: r} = await fetchViaProxyOrDirect(url);

    const d = await parseResponse(r);

    const dd = (typeof d === 'string') ? JSON.parse(d) : d;

    if (dd.results?.length) {

      log(`✓ SearXNG: ${dd.results.length}`,'g');

      return dd.results.slice(0,5).map((x,i)=>`[${i+1}] ${x.title}\n${x.url}\n${x.content||''}`).join('\n\n');

    }

  } catch(e){ log(`SearXNG: ${e.message}`,'w'); }



  // 3. DuckDuckGo instant answer API

  try {

    const url = `https://api.duckduckgo.com/?q=${encodeURIComponent(query)}&format=json&no_html=1&skip_disambig=1`;

    const {res: r} = await fetchViaProxyOrDirect(url);

    const d = await parseResponse(r);

    const dd = (typeof d === 'string') ? (() => { try { return JSON.parse(d); } catch(_) { return {}; } })() : (d || {});

    console.log('[FE] DDG API keys:', Object.keys(dd).filter(k => dd[k] && (typeof dd[k] !== 'object' || (Array.isArray(dd[k]) ? dd[k].length : Object.keys(dd[k]).length))));

    const out = [];

    if (dd.AbstractText) out.push(`Summary: ${dd.AbstractText}\n${dd.AbstractURL}`);

    if (dd.Answer) out.push(`Direct Answer: ${dd.Answer}`);

    if (dd.Definition) out.push(`Definition: ${dd.Definition}\n${dd.DefinitionURL||''}`);

    if (dd.Redirect) out.push(`Redirect: ${dd.Redirect}`);

    (dd.RelatedTopics||[]).slice(0,5).forEach((t,i)=>{

      if (t.Text) out.push(`[${i+1}] ${t.Text}\n${t.FirstURL||''}`);

      // DDG groups topics in sub-arrays

      if (t.Topics) t.Topics.slice(0,2).forEach(st => { if(st.Text) out.push(`  - ${st.Text}\n  ${st.FirstURL||''}`); });

    });

    if (out.length){ log(`✓ DDG API: ${out.length} items`,'g'); return out.join('\n\n'); }

  } catch(e){ log(`DDG API: ${e.message}`,'e'); }



  // 4. Fallback — scrape DDG HTML page and extract links from markdown

  try {

    const ddgHtml = `https://duckduckgo.com/html/?q=${encodeURIComponent(query)}`;

    const {res: r} = await fetchViaProxyOrDirect(ddgHtml);

    const body = await parseResponse(r);

    const bodyStr = (typeof body === 'string') ? body : JSON.stringify(body);

    console.log('[FE] DDG HTML body sample:', bodyStr.slice(0, 400));



    const results = [];

    let m;



    // html2text converts DDG HTML links to markdown: [title](//duckduckgo.com/l/?uddg=ENCODED_URL&...)

    // We must: 1) match ALL markdown links (including protocol-relative //) 2) decode uddg= param

    const mdLinkRe = /\[([^\]]+)\]\(([^)]+)\)/g;

    while ((m = mdLinkRe.exec(bodyStr)) && results.length < 10) {

      let title = m[1].trim();

      let url = m[2].trim();



      // DDG redirect: extract actual URL from uddg= parameter

      if (url.includes('uddg=')) {

        const uddg = url.match(/uddg=([^&]+)/);

        if (uddg) url = decodeURIComponent(uddg[1]);

      }



      // Skip internal DDG nav links, icons, short titles

      if (!url.startsWith('http')) continue;

      if (url.includes('duckduckgo.com')) continue;

      if (title.length < 3) continue;

      if (results.some(r => r.url === url)) continue;



      // Grab snippet: next non-empty line after the link in the markdown

      const linkEnd = m.index + m[0].length;

      const after = bodyStr.slice(linkEnd, linkEnd + 300).split('\n').filter(l => l.trim().length > 10);

      const snippet = (after[0] || '').trim().slice(0, 200);



      results.push({ title, url, snippet });

    }



    // Also find bare https:// URLs in text

    const bareRe = /(?:^|\s)(https?:\/\/[^\s)<>"]+)/g;

    while ((m = bareRe.exec(bodyStr)) && results.length < 10) {

      const url = m[1];

      if (!url.includes('duckduckgo.com') && !results.some(r => r.url === url)) {

        results.push({ title: url, url, snippet: '' });

      }

    }



    if (results.length) {

      log(`✓ DDG HTML fallback: ${results.length} results`,'g');

      const list = results.slice(0,6).map((r,i) =>

        `[${i+1}] ${r.title}\n${r.url}${r.snippet ? '\n' + r.snippet : ''}`

      ).join('\n\n');

      // Scrape top result for richer content

      let topContent = '';

      try { topContent = await toolScrape(results[0].url); }

      catch(e) { topContent = '(scrape of top result failed)'; }

      return `Search results for "${query}":\n${list}\n\n---\nTop result content:\n${topContent}`;

    }

  } catch(e){ log(`DDG-html: ${e.message}`,'w'); }



  return `No results found for: "${query}"\nTip: Add a free Brave Search API key in Settings.`;

}



async function toolScrape(url) {

  stats.scr++; log(`🌐 scrape: ${url}`,'t');

  try {

    const {res: r, viaProxy} = await fetchViaProxyOrDirect(url);

    let text = await parseResponse(r);

    if (typeof text !== 'string') text = JSON.stringify(text);



    // If proxy returned markdown (content-type: text/markdown), use it as-is

    const ct = r.headers?.get('content-type') || '';

    if (!viaProxy || !ct.includes('markdown')) {

      // Strip HTML tags for non-markdown responses

      text = text

        .replace(/<script[\s\S]*?<\/script>/gi,'')

        .replace(/<style[\s\S]*?<\/style>/gi,'')

        .replace(/<nav[\s\S]*?<\/nav>/gi,'')

        .replace(/<header[\s\S]*?<\/header>/gi,'')

        .replace(/<footer[\s\S]*?<\/footer>/gi,'')

        .replace(/<[^>]+>/g,' ')

        .replace(/&nbsp;/g,' ').replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>').replace(/&quot;/g,'"')

        .replace(/[ \t]{3,}/g,'  ').replace(/\n{3,}/g,'\n\n').trim();

    }

    if (text.length < 80) return `No readable content at ${url}`;

    log(`✓ scraped ${text.length} chars`,'g');

    const MAX=7000;

    return text.slice(0,MAX) + (text.length>MAX ? `\n\n[...truncated — use summarize() for key points]` : '');

  } catch(e){ log(`scrape: ${e.message}`,'e'); return `Failed to scrape ${url}: ${e.message}`; }

}



async function toolSummarize(text, focus) {

  if (!engine) return 'No engine loaded.';

  log(`📝 summarize ${text.length} chars`+(focus?` focus:${focus}`:''),'t');

  const r = await engine.chat.completions.create({

    messages:[{role:'user',content: focus

      ? `Summarize focusing on "${focus}":\n\n${text.slice(0,9000)}`

      : `Write a concise summary of key points:\n\n${text.slice(0,9000)}`

    }], max_tokens:600, temperature:0.2

  });

  const s = r.choices[0].message.content;

  log(`✓ summarized → ${s.length} chars`,'g');

  return s;

}



function toolRemember(content) {

  const date = new Date().toLocaleDateString('en-DE',{year:'numeric',month:'short',day:'numeric'});

  if (mem.user === DEFAULT_USER) mem.user = '# User Memory\n';

  mem.user += `\n\n## Note — ${date}\n${content}`;

  lss('user', mem.user);

  refreshFilesUI(); refreshMemView();

  log(`💾 remembered: "${content.slice(0,60)}"`, 'g');

  return `✓ Saved to user memory: "${content.slice(0,80)}${content.length>80?'…':''}"`;

}



function toolReadMemory() {

  log('📖 read_memory','t');

  return mem.user || '(empty)';

}



function toolForget(query) {

  log(`🗑 forget: "${query}"`,'t');

  const lines = mem.user.split('\n');

  const filtered = [];

  let skip = false;

  for (const line of lines) {

    if (line.startsWith('## ') && line.toLowerCase().includes(query.toLowerCase())) {

      skip = true; continue;

    }

    if (line.startsWith('## ') && skip) skip = false;

    if (!skip) filtered.push(line);

  }

  const newMem = filtered.join('\n');

  if (newMem === mem.user) return `No memory entries matching "${query}" found.`;

  mem.user = newMem;

  lss('user', mem.user);

  refreshFilesUI(); refreshMemView();

  log(`✓ forgot entries matching "${query}"`,'g');

  return `✓ Removed memory entries matching "${query}".`;

}



function toolSchedule(delaySec, message) {

  const delayMs = Math.max(1, Math.min(86400, delaySec)) * 1000;

  const fireAt = Date.now() + delayMs;

  const id = 'sched_' + Date.now();

  const task = { id, message, fireAt, delaySec };

  scheduledTasks.push(task);

  lss('sched', scheduledTasks);

  refreshSchedUI();



  setTimeout(() => {

    showToast(`⏰ ${message}`);

    log(`⏰ SCHEDULED FIRED: ${message}`,'w');

    scheduledTasks = scheduledTasks.filter(t => t.id !== id);

    lss('sched', scheduledTasks);

    refreshSchedUI();

    if (engine && !isRunning) {

      runAgent(`[SCHEDULED REMINDER] ${message}`);

    }

  }, delayMs);



  log(`⏰ scheduled in ${delaySec}s: "${message}"`,'g');

  return `✓ Scheduled notification in ${delaySec} seconds: "${message}"`;

}



function toolInjectJs(code, description) {

  log(`💉 inject_js: ${description||'(no desc)'}`, 't');

  // Validate — block dangerous patterns

  const banned = [

    /\beval\b/, /\bFunction\s*\(/, /document\.cookie/i,

    /localStorage\.clear/i, /window\.location\s*=/,

    /importScripts/i,

  ];

  for (const pat of banned) {

    if (pat.test(code)) return `❌ Blocked: code matches forbidden pattern ${pat}. Injection refused.`;

  }

  if (code.length > 5000) return '❌ Code too long (max 5000 chars).';

  try {

    const result = new Function('log', 'document', 'window',

      `"use strict";\ntry {\n${code}\nreturn "✓ Executed successfully";\n} catch(e) { return "Error: " + e.message; }`

    )(log, document, window);

    log(`✓ inject_js ok: ${String(result).slice(0,100)}`,'g');

    return String(result);

  } catch(e) {

    log(`inject_js error: ${e.message}`,'e');

    return `❌ Execution error: ${e.message}`;

  }

}



async function toolNetworkScan() {

  log('📡 network_scan starting…','t');

  const targets = [

    { url: 'http://127.0.0.1:8080', label: 'proxy (8080)' },

    { url: 'http://127.0.0.1:8000', label: 'http (8000)' },

    { url: 'http://127.0.0.1:3000', label: 'dev (3000)' },

    { url: 'http://127.0.0.1:3001', label: 'dev (3001)' },

    { url: 'http://127.0.0.1:5000', label: 'flask (5000)' },

    { url: 'http://127.0.0.1:5173', label: 'vite (5173)' },

    { url: 'http://127.0.0.1:4200', label: 'angular (4200)' },

    { url: 'http://127.0.0.1:8888', label: 'jupyter (8888)' },

    { url: 'http://127.0.0.1:9090', label: 'prometheus (9090)' },

    { url: 'http://127.0.0.1:11434', label: 'ollama (11434)' },

  ];

  const results = await Promise.allSettled(

    targets.map(async t => {

      try {

        const r = await ft(t.url, {mode:'no-cors'}, 3000);

        return { ...t, status: 'UP', code: r.status || 'opaque' };

      } catch(e) {

        return { ...t, status: 'DOWN' };

      }

    })

  );

  networkHosts = results.map(r => r.value || r.reason).filter(Boolean);

  refreshNetUI();

  const up = networkHosts.filter(h => h.status === 'UP');

  log(`📡 scan: ${up.length}/${targets.length} up`,'g');

  return `Network scan (${new Date().toLocaleTimeString()}):\n` +

    networkHosts.map(h => `${h.status === 'UP' ? '✓' : '✗'} ${h.label} — ${h.url}`).join('\n');

}



function toolRagIndex(text, source) {

  if (!text || text.trim().length < 20) return 'Error: text too short to index (min 20 chars).';

  const label = source || 'tool-input-' + Date.now();

  const result = ragEngine.addText(text);

  ragSources.push(label);

  refreshRagUI();

  log(`🔎 RAG indexed: ${result.sentences} sentences, ${result.uniqueTerms} terms (${label})`, 'g');

  return `✓ RAG indexed: ${result.sentences} sentences, ${result.uniqueTerms} unique terms. Source: ${label}`;

}



function toolRagSearch(query, topK) {

  if (!ragEngine.indexed) return 'No text indexed yet. Use rag_index to add documents first.';

  const k = Math.min(Math.max(1, topK || 5), 10);

  const result = ragEngine.query(query, k, 1);

  log(`🔎 RAG search: "${query}" → ${result.passages.length} passages (${result.totalCandidates} candidates)`, 'g');

  if (result.passages.length === 0) return `No relevant passages found for: "${query}"`;

  refreshRagUI();

  return result.passages.map((p, i) =>

    `[${i + 1}] (score: ${p.score.toFixed(2)}) ${p.text}`

  ).join('\n\n');

}



function toolRagPrompt(query, topK) {

  if (!ragEngine.indexed) return 'No text indexed yet. Use rag_index first.';

  const result = ragEngine.query(query, topK || 5, 1);

  log(`🔎 RAG prompt built for: "${query}"`, 'g');

  return result.prompt;

}



async function runTool(name, params) {

  switch(name) {

    case 'web_search':    return await toolSearch(params.query||params.q||'');

    case 'scrape':        return await toolScrape(params.url||'');

    case 'summarize':     return await toolSummarize(params.text||'', params.focus||'');

    case 'remember':      return toolRemember(params.content||params.text||'');

    case 'read_memory':   return toolReadMemory();

    case 'forget':        return toolForget(params.query||params.content||'');

    case 'schedule':      return toolSchedule(Number(params.delay_sec||params.delay||60), params.message||params.content||'Reminder');

    case 'inject_js':     return toolInjectJs(params.code||'', params.description||'');

    case 'network_scan':  return await toolNetworkScan();

    case 'rag_index':     return toolRagIndex(params.text||params.content||'', params.source||params.label||'');

    case 'rag_search':    return toolRagSearch(params.query||params.q||'', Number(params.top_k||params.topK||5));

    case 'rag_prompt':    return toolRagPrompt(params.query||params.q||'', Number(params.top_k||params.topK||5));

    default:              return `Unknown tool "${name}". Available: web_search, scrape, summarize, remember, read_memory, forget, schedule, inject_js, network_scan, rag_index, rag_search, rag_prompt`;

  }

}



// ═══════════════════════════════════════════

// AGENT LOOP

// ═══════════════════════════════════════════

async function runAgent(msg) {

  if (isRunning||!engine) return;

  isRunning=true; abortCtrl=new AbortController();

  document.getElementById('sbtn').style.display='none';

  document.getElementById('stopbtn').style.display='block';

  document.getElementById('uin').disabled=true;



  // Save to input history

  if (msg && !msg.startsWith('[SCHEDULED')) {

    inputHistory = inputHistory.filter(h => h !== msg);

    inputHistory.unshift(msg);

    if (inputHistory.length > 50) inputHistory.pop();

    lss('inputHist', inputHistory);

  }

  historyIdx = -1;



  appendUser(msg);

  chatHistory.push({role:'user',content:msg});

  stats.msgs++;

  const scrapeBefore = stats.scr, searchBefore = stats.srch;



  const apiMsgs = [

    {role:'system', content:buildSysPrompt()},

    ...chatHistory.slice(-18)

  ];



  const agentEl = createAgentBubble();

  let iter=0, lastText='';



  try {

    while (iter < MAX_ITER) {

      iter++; stats.iter++;

      document.getElementById('iter-p').textContent = `ITER ${iter}`;

      log(`── iter ${iter}/${MAX_ITER}`,'');



      const {text, tps} = await streamLLM(apiMsgs, agentEl);

      lastText=text; updateTPS(tps); updateStats();



      const am = text.match(/<action>([\s\S]*?)<\/action>/);

      if (!am) {

        renderAnswer(agentEl, text);

        chatHistory.push({role:'assistant',content:text});

        stats.msgs++;

        break;

      }



      let tc;

      try { tc = JSON.parse(am[1].trim()); }

      catch(e) {

        addToolCard(agentEl,{tool:'parse_error'},null,`JSON error: ${e.message}`,true);

        apiMsgs.push({role:'assistant',content:text});

        apiMsgs.push({role:'user',content:`<observation>ERROR: could not parse action JSON: ${e.message}\nRaw: ${am[1]}</observation>`});

        continue;

      }



      apiMsgs.push({role:'assistant',content:text});

      const card = addToolCard(agentEl, tc, null, null, false);

      let result;

      try { result = await runTool(tc.tool, tc); }

      catch(e) { result = `Tool error: ${e.message}`; }

      finalizeCard(card, result);

      stats.tok += Math.ceil(result.length/4);

      apiMsgs.push({role:'user',content:`<observation tool="${tc.tool}">\n${result}\n</observation>`});

    }

    if (iter>=MAX_ITER) { addNote(agentEl,`Max iterations (${MAX_ITER}) reached.`); chatHistory.push({role:'assistant',content:lastText}); }



  } catch(err) {

    if (err.name==='AbortError') addNote(agentEl,'■ Stopped.');

    else { addNote(agentEl,`Error: ${err.message}`); log(err.message,'e'); }

  }



  isRunning=false; abortCtrl=null;

  document.getElementById('iter-p').textContent='ITER 0';

  document.getElementById('sbtn').style.display='block';

  document.getElementById('stopbtn').style.display='none';

  document.getElementById('uin').disabled=false;

  document.getElementById('uin').focus();

  updateStats();

  validateResponse(msg, lastText, stats.scr - scrapeBefore, stats.srch - searchBefore);

}



// ═══════════════════════════════════════════

// RESPONSE VALIDATOR

// ═══════════════════════════════════════════

function validateResponse(userMsg, agentText, scrapesDone, searchesDone) {

  const warnings = [];

  const urlRe = /https?:\/\/[^\s)>\"']+/gi;

  const mentionedURLs = userMsg.match(urlRe) || [];

  const opens = (agentText.match(/<action>/g) || []).length;

  const closes = (agentText.match(/<\/action>/g) || []).length;

  if (opens !== closes) warnings.push('⚠ Malformed <action> tags (mismatched open/close).');



  const intendedScrape = /"tool"\s*:\s*"scrape"/.test(agentText);

  const intendedSearch = /"tool"\s*:\s*"web_search"/.test(agentText);



  if (mentionedURLs.length > 0 && scrapesDone === 0 && !intendedScrape)

    warnings.push(`⚠ URL detected but scrape() was not called.`);

  if (mentionedURLs.length > 0 && scrapesDone === 0 && intendedScrape)

    warnings.push('⚠ Agent tried to scrape but it may have failed.');



  const needsSearch = /\b(latest|current|today|news|recent|who is|what is the price|202[0-9])\b/i.test(userMsg);

  if (needsSearch && searchesDone === 0 && !intendedSearch && scrapesDone === 0)

    warnings.push('⚠ Time-sensitive query — no search was used.');



  if (agentText && agentText.length < 60 && opens === 0)

    warnings.push('⚠ Very short response — model may have truncated.');



  if (warnings.length > 0) {

    const el = createAgentBubble();

    el.closest('.mwrap').querySelector('.mrole').textContent = 'HINT';

    el.closest('.mwrap').querySelector('.mrole').style.color = 'var(--amber)';

    warnings.forEach(w => addNote(el, w));

  }

}



// ═══════════════════════════════════════════

// STREAMING

// ═══════════════════════════════════════════

async function streamLLM(msgs, container) {

  const d = document.createElement('div');

  d.style.cssText='font-size:11px;color:var(--fg-dim);white-space:pre-wrap;line-height:1.5;border-left:2px solid var(--fg-faint);padding-left:8px;margin-bottom:4px;min-height:16px';

  const cur = document.createElement('span'); cur.className='cur';

  d.appendChild(cur); container.appendChild(d); scroll();



  let full='', toks=0;

  const t0=Date.now();

  const stream = await engine.chat.completions.create({

    messages:msgs, stream:true, temperature:0.7, max_tokens:1400,

    stream_options:{include_usage:true}

  });



  for await (const chunk of stream) {

    if (abortCtrl?.signal.aborted) break;

    const delta = chunk.choices[0]?.delta?.content||'';

    if (delta) { full+=delta; toks++; stats.tok++; d.innerHTML=esc(full).replace(/\n/g,'<br>'); d.appendChild(cur); scroll(); }

  }

  cur.remove(); d.remove();

  const secs=(Date.now()-t0)/1000;

  log(`✓ ${toks} tok · ${secs>0?Math.round(toks/secs):0}t/s`,'g');

  return {text:full, tps:secs>0?Math.round(toks/secs):0};

}



// ═══════════════════════════════════════════

// RENDER

// ═══════════════════════════════════════════

function appendUser(text) {

  const w=document.createElement('div'); w.className='mwrap user';

  w.innerHTML=`<div class="mrole">USER</div><div class="mbody">${esc(text).replace(/\n/g,'<br>')}</div>`;

  document.getElementById('msgs').appendChild(w); scroll();

}

function createAgentBubble() {

  const w=document.createElement('div'); w.className='mwrap agent';

  const id='ac'+Date.now();

  w.innerHTML=`<div class="mrole">AGENT</div><div class="mbody" id="${id}"></div>`;

  document.getElementById('msgs').appendChild(w); scroll();

  return document.getElementById(id);

}

function renderAnswer(container, text) {

  const thRe=/<think>([\s\S]*?)<\/think>/g; let m;

  while((m=thRe.exec(text))!==null) {

    const tb=document.createElement('div'); tb.className='think';

    tb.innerHTML=`<div class="think-hdr"><span>💭</span><span>Thinking…</span><span class="think-toggle">▼ expand</span></div><div class="think-body">${esc(m[1].trim()).replace(/\n/g,'<br>')}</div>`;

    tb.querySelector('.think-hdr').addEventListener('click',()=>{

      tb.classList.toggle('open');

      tb.querySelector('.think-toggle').textContent=tb.classList.contains('open')?'▲ collapse':'▼ expand';

    });

    container.appendChild(tb);

  }

  const clean = text.replace(/<think>[\s\S]*?<\/think>/g,'').replace(/<action>[\s\S]*?<\/action>/g,'').trim();

  if (clean) { const a=document.createElement('div'); a.className='answer'; a.innerHTML=md(clean); container.appendChild(a); }

  scroll();

}



const TICONS={web_search:'🔍',scrape:'🌐',summarize:'📝',remember:'💾',read_memory:'📖',forget:'🗑',schedule:'⏰',inject_js:'💉',network_scan:'📡',rag_index:'🔎',rag_search:'🔎',rag_prompt:'🔎',parse_error:'⚠'};



function addToolCard(container, tc, result, errMsg, isError) {

  const card=document.createElement('div'); card.className='tcard';

  if(isError) card.style.borderColor='var(--red)';

  const params=Object.entries(tc).filter(([k])=>k!=='tool').map(([k,v])=>`${k}="${esc(String(v).slice(0,70))}"`).join(' ');

  const sid='ts'+Date.now();

  card.innerHTML=`

    <div class="tcard-hdr" onclick="this.nextElementSibling.classList.toggle('vis')">

      <span>${TICONS[tc.tool]||'🔧'}</span>

      <span class="tname">${esc(tc.tool||'')}</span>

      <span class="tparams">${params}</span>

      <span id="${sid}" class="${isError?'':'tspin'}">${isError?'⚠':'⟳'}</span>

      <span class="ttog">▾</span>

    </div>

    <div class="tres${result||errMsg?' vis':''}">${esc(errMsg||result||'running…')}</div>`;

  container.appendChild(card); scroll();

  return card;

}

function finalizeCard(card, result) {

  const sp=card.querySelector('.tspin');

  if(sp){sp.style.animation='none';sp.textContent='✓';sp.style.color='var(--fg)';}

  const res=card.querySelector('.tres');

  if(res){res.textContent=result;res.classList.add('vis');}

  scroll();

}

function addNote(container, text) {

  const d=document.createElement('div');

  d.style.cssText='font-size:10px;color:var(--fg-dim);border-left:2px solid var(--border);padding-left:6px;margin-top:4px;font-style:italic';

  d.textContent=text; container.appendChild(d); scroll();

}

function sysMsg(text) {

  const w=document.createElement('div'); w.className='mwrap sys';

  w.innerHTML=`<div class="mrole">SYS</div><div class="mbody">${esc(text).replace(/\n/g,'<br>')}</div>`;

  document.getElementById('msgs').appendChild(w); scroll();

}



// ═══════════════════════════════════════════

// MARKDOWN / UTILS

// ═══════════════════════════════════════════

function md(text) {

  let h=esc(text);

  h=h.replace(/```(\w*)\n?([\s\S]*?)```/g,(_,l,c)=>`<pre><code>${c}</code></pre>`);

  h=h.replace(/`([^`\n]+)`/g,'<code>$1</code>');

  h=h.replace(/\*\*([^*]+)\*\*/g,'<strong>$1</strong>');

  h=h.replace(/\*([^*\n]+)\*/g,'<em>$1</em>');

  h=h.replace(/^### (.+)$/gm,'<h3>$1</h3>');

  h=h.replace(/^## (.+)$/gm,'<h2>$1</h2>');

  h=h.replace(/^# (.+)$/gm,'<h1>$1</h1>');

  h=h.replace(/^[-*•] (.+)$/gm,'<li>$1</li>');

  h=h.replace(/^\d+\. (.+)$/gm,'<li>$1</li>');

  h=h.replace(/^---$/gm,'<hr style="border:none;border-top:1px solid var(--border);margin:8px 0">');

  h=h.replace(/\n\n/g,'<br><br>').replace(/\n(?!<)/g,'<br>');

  return h;

}

function esc(s){return String(s).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/"/g,'&quot;');}

function scroll(){const m=document.getElementById('msgs');m.scrollTop=m.scrollHeight;}



// ═══════════════════════════════════════════

// TOAST NOTIFICATIONS

// ═══════════════════════════════════════════

function showToast(msg, duration=6000) {

  const area = document.getElementById('toast-area');

  const t = document.createElement('div'); t.className = 'toast';

  t.textContent = msg;

  area.appendChild(t);

  // Flash the header too

  const hdr = document.getElementById('hdr');

  hdr.style.borderBottom = '2px solid var(--amber)';

  setTimeout(() => { hdr.style.borderBottom = ''; }, 2000);

  setTimeout(() => { t.classList.add('fade'); setTimeout(() => t.remove(), 500); }, duration);

}



// ═══════════════════════════════════════════

// FILE MANAGEMENT

// ═══════════════════════════════════════════

window.triggerFile = t => document.getElementById(t==='skill'?'skill-f':t+'-f').click();

function readFile(file, cb) { const r=new FileReader(); r.onload=e=>cb(e.target.result,file.name); r.readAsText(file); }



document.getElementById('soul-f').addEventListener('change',function(){

  if(this.files[0]) readFile(this.files[0],(c,n)=>{mem.soul=c;lss('soul',c);refreshFilesUI();refreshMemView();log(`✓ soul.md loaded (${c.length}ch)`,'g');});

});

document.getElementById('user-f').addEventListener('change',function(){

  if(this.files[0]) readFile(this.files[0],(c,n)=>{mem.user=c;lss('user',c);refreshFilesUI();refreshMemView();log(`✓ user.md loaded (${c.length}ch)`,'g');});

});

document.getElementById('skill-f').addEventListener('change',function(){

  Array.from(this.files).forEach(f=>readFile(f,(c,n)=>{

    const k=n.replace(/\.(md|txt)$/i,'');

    mem.skills[k]=c; lss('skills',mem.skills);

    refreshFilesUI(); refreshMemView();

    log(`✓ skill: ${k} loaded`,'g');

  }));

});



window.removeSkill = function(name) {

  delete mem.skills[name]; lss('skills',mem.skills);

  refreshFilesUI(); refreshMemView(); log(`removed skill: ${name}`,'w');

};



function refreshFilesUI() {

  const sc=mem.soul!==DEFAULT_SOUL, uc=mem.user!==DEFAULT_USER;

  document.getElementById('soul-n').className='fname'+(sc?' ok':'');

  document.getElementById('soul-b').textContent=sc?mem.soul.length+'ch':'default';

  document.getElementById('user-n').className='fname'+(uc?' ok':'');

  document.getElementById('user-b').textContent=uc?mem.user.length+'ch':'default';

  const chips=document.getElementById('skill-chips');

  chips.innerHTML='';

  Object.keys(mem.skills).forEach(name=>{

    const c=document.createElement('div'); c.className='chip';

    c.innerHTML=`${esc(name)} <span class="rm" onclick="removeSkill('${esc(name)}')">✕</span>`;

    chips.appendChild(c);

  });

}



function refreshMemView() {

  const sp=buildSysPrompt();

  document.getElementById('mem-view').textContent=

    `=== LIVE CONTEXT (${sp.length} chars) ===\n\n${sp.slice(0,1400)}${sp.length>1400?'\n\n[…truncated — click EDIT to view full]':''}`;

}



window.openEdit = function(target) {

  editTarget=target;

  document.getElementById('modal-title').textContent=`EDIT ${target.toUpperCase()}.MD`;

  document.getElementById('modal-area').value=target==='soul'?mem.soul:mem.user;

  document.getElementById('modal').classList.add('vis');

};

window.closeModal = function(){document.getElementById('modal').classList.remove('vis');editTarget=null;};

window.saveModal = function(){

  const v=document.getElementById('modal-area').value;

  if(editTarget==='soul'){mem.soul=v;lss('soul',v);}

  if(editTarget==='user'){mem.user=v;lss('user',v);}

  refreshFilesUI();refreshMemView();closeModal();log(`saved ${editTarget}.md`,'g');

};

window.exportModal = function(){

  const v=document.getElementById('modal-area').value;

  const a=document.createElement('a');

  a.href=URL.createObjectURL(new Blob([v],{type:'text/markdown'}));

  a.download=(editTarget||'file')+'.md'; a.click();

};

document.getElementById('modal').addEventListener('click',e=>{if(e.target===document.getElementById('modal'))closeModal();});



window.saveCfg = function(){cfg.brave=document.getElementById('brave-in').value.trim();lss('brave',cfg.brave);log('settings saved','g');};

window.clearUserMem = function(){if(!confirm('Reset user.md?'))return;mem.user=DEFAULT_USER;lss('user',mem.user);refreshFilesUI();refreshMemView();log('user.md reset','w');};

window.exportAll = function(){

  const out=`# Chronos Export — ${new Date().toISOString().split('T')[0]}\n\n---\n\n# soul.md\n${mem.soul}\n\n---\n\n# user.md\n${mem.user}\n\n---\n\n# Skills\n${Object.entries(mem.skills).map(([n,c])=>`\n## ${n}\n\n${c}`).join('\n')}`;

  const a=document.createElement('a');

  a.href=URL.createObjectURL(new Blob([out],{type:'text/markdown'}));

  a.download=`chronos-export-${Date.now()}.md`; a.click();

};

window.clearChat = function(){document.getElementById('msgs').innerHTML='';chatHistory=[];stats.msgs=0;stats.iter=0;updateStats();log('chat cleared','w');};



// ═══════════════════════════════════════════

// STATS / LOGGING

// ═══════════════════════════════════════════

function log(text,type=''){

  const el=document.getElementById('alog');

  const t=new Date().toLocaleTimeString('en',{hour12:false,hour:'2-digit',minute:'2-digit',second:'2-digit'});

  const d=document.createElement('div'); d.className=`ll ${type}`; d.textContent=`[${t}] ${text}`;

  el.appendChild(d); el.scrollTop=el.scrollHeight;

  while(el.children.length>120)el.removeChild(el.firstChild);

}

function updateTPS(tps){tpsHist.push(tps);if(tpsHist.length>24)tpsHist.shift();document.getElementById('s-tps').innerHTML=`${tps}<span class="su">t/s</span>`;drawSpark();}

function updateStats(){document.getElementById('s-tok').textContent=stats.tok;document.getElementById('s-srch').textContent=stats.srch;document.getElementById('s-scr').textContent=stats.scr;document.getElementById('cmeta').textContent=`${stats.msgs} msgs · ${stats.tok} tok · ${stats.iter} iters`;}

function drawSpark(){

  const c=document.getElementById('spark');if(!c)return;

  const ctx=c.getContext('2d');const w=c.offsetWidth||180,h=28;c.width=w;

  if(tpsHist.length<2)return;

  const max=Math.max(...tpsHist,1);const step=w/(tpsHist.length-1);

  ctx.clearRect(0,0,w,h);ctx.strokeStyle='#3dff70';ctx.shadowColor='#3dff70';ctx.shadowBlur=4;ctx.lineWidth=1.5;ctx.beginPath();

  tpsHist.forEach((v,i)=>{const x=i*step,y=h-(v/max)*(h-4)-2;i===0?ctx.moveTo(x,y):ctx.lineTo(x,y);});ctx.stroke();

  ctx.lineTo((tpsHist.length-1)*step,h);ctx.lineTo(0,h);ctx.closePath();ctx.shadowBlur=0;ctx.fillStyle='rgba(61,255,112,0.07)';ctx.fill();

}



// ═══════════════════════════════════════════

// NETWORK SCAN UI

// ═══════════════════════════════════════════

function refreshNetUI() {

  const panel = document.getElementById('net-panel');

  if (!networkHosts.length) { panel.innerHTML = '<div class="meta">No scan yet</div>'; return; }

  panel.innerHTML = networkHosts.map(h =>

    `<div class="net-item"><span class="ni-url">${esc(h.label)}</span><span class="ni-status ${h.status==='UP'?'ok':'fail'}">${h.status}</span></div>`

  ).join('');

}



// ═══════════════════════════════════════════

// SCHEDULER UI

// ═══════════════════════════════════════════

function refreshSchedUI() {

  const panel = document.getElementById('sched-panel');

  if (!scheduledTasks.length) { panel.innerHTML = '<div class="meta">No tasks</div>'; return; }

  panel.innerHTML = scheduledTasks.map(t => {

    const remaining = Math.max(0, Math.round((t.fireAt - Date.now()) / 1000));

    return `<div class="sched-item"><span class="si-msg">${esc(t.message)}</span><span class="si-time">${remaining}s</span><span class="si-rm" onclick="cancelSched('${t.id}')">✕</span></div>`;

  }).join('');

}

window.cancelSched = function(id) {

  scheduledTasks = scheduledTasks.filter(t => t.id !== id);

  lss('sched', scheduledTasks);

  refreshSchedUI();

  log(`cancelled scheduled task`,'w');

};

setInterval(refreshSchedUI, 5000);



// ═══════════════════════════════════════════

// COMMAND PALETTE (Arrow Up)

// ═══════════════════════════════════════════

function openPalette() {

  if (paletteOpen) { closePalette(); return; }

  paletteOpen = true;

  const pal = document.getElementById('cmd-palette');

  const inp = document.getElementById('cp-search');

  const list = document.getElementById('cp-list');

  pal.classList.add('vis');

  inp.value = '';

  inp.focus();

  renderPaletteItems('');

  inp.oninput = () => renderPaletteItems(inp.value);

  inp.onkeydown = function(e) {

    if (e.key === 'Escape') { closePalette(); return; }

    if (e.key === 'Enter') {

      const sel = list.querySelector('.cp-item.sel') || list.querySelector('.cp-item');

      if (sel) sel.click();

    }

    if (e.key === 'ArrowDown' || e.key === 'ArrowUp') {

      e.preventDefault();

      const items = [...list.querySelectorAll('.cp-item')];

      const cur = items.findIndex(i => i.classList.contains('sel'));

      items.forEach(i => i.classList.remove('sel'));

      let next = e.key === 'ArrowDown' ? cur + 1 : cur - 1;

      if (next < 0) next = items.length - 1;

      if (next >= items.length) next = 0;

      if (items[next]) { items[next].classList.add('sel'); items[next].scrollIntoView({block:'nearest'}); }

    }

  };

}

function closePalette() {

  paletteOpen = false;

  document.getElementById('cmd-palette').classList.remove('vis');

  document.getElementById('uin').focus();

}

function renderPaletteItems(filter) {

  const list = document.getElementById('cp-list');

  list.innerHTML = '';

  const items = [];

  // History

  inputHistory.forEach(h => items.push({ badge: 'HISTORY', label: h, action: () => { document.getElementById('uin').value = h; closePalette(); } }));

  // Tools

  ['web_search','scrape','summarize','remember','read_memory','forget','schedule','inject_js','network_scan','rag_index','rag_search','rag_prompt'].forEach(t => {

    items.push({ badge: 'TOOL', label: t, action: () => { document.getElementById('uin').value = `Use tool: ${t}`; closePalette(); } });

  });

  // Skills

  Object.keys(mem.skills).forEach(s => {

    items.push({ badge: 'SKILL', label: s, action: () => { document.getElementById('uin').value = `Use skill: ${s}`; closePalette(); } });

  });

  // Actions

  items.push({ badge: 'ACTION', label: 'Clear chat', action: () => { clearChat(); closePalette(); } });

  items.push({ badge: 'ACTION', label: 'Export all', action: () => { exportAll(); closePalette(); } });

  items.push({ badge: 'ACTION', label: 'Edit soul.md', action: () => { openEdit('soul'); closePalette(); } });

  items.push({ badge: 'ACTION', label: 'Edit user.md', action: () => { openEdit('user'); closePalette(); } });

  items.push({ badge: 'ACTION', label: 'Toggle console', action: () => { toggleConsole(); closePalette(); } });

  items.push({ badge: 'ACTION', label: 'Network scan', action: async () => { closePalette(); await toolNetworkScan(); } });



  const filt = filter.toLowerCase();

  const matches = items.filter(i => !filt || i.label.toLowerCase().includes(filt) || i.badge.toLowerCase().includes(filt));

  matches.slice(0, 20).forEach((item, idx) => {

    const d = document.createElement('div');

    d.className = 'cp-item' + (idx === 0 ? ' sel' : '');

    d.innerHTML = `<span class="cp-badge">${item.badge}</span><span>${esc(item.label)}</span>`;

    d.addEventListener('click', item.action);

    list.appendChild(d);

  });

}



// ═══════════════════════════════════════════

// MODEL SETUP

// ═══════════════════════════════════════════

const MODELS=[

  {id:'TinyLlama-1.1B-Chat-v0.4-q4f16_1-MLC',label:'TinyLlama 1.1B · ~600MB',vram:'~1GB',speed:'fastest'},

  {id:'Llama-3.2-1B-Instruct-q4f16_1-MLC',label:'Llama 3.2 · 1B · ~680MB',vram:'~1GB',speed:'fastest'},

  {id:'gemma-2-2b-it-q4f16_1-MLC',label:'Gemma 2 · 2B · ~1.4GB',vram:'~2GB',speed:'fast'},

  {id:'Llama-3.2-3B-Instruct-q4f16_1-MLC',label:'Llama 3.2 · 3B · ~1.8GB',vram:'~2GB',speed:'fast'},

  {id:'Phi-3.5-mini-instruct-q4f16_1-MLC',label:'Phi-3.5 Mini · 3.8B · ~2.2GB',vram:'~3GB',speed:'fast'},

  {id:'Llama-3.1-8B-Instruct-q4f16_1-MLC',label:'Llama 3.1 · 8B · ~4.8GB',vram:'~6GB',speed:'medium'},

  {id:'Mistral-7B-Instruct-v0.3-q4f16_1-MLC',label:'Mistral · 7B · ~4.1GB',vram:'~5GB',speed:'medium'},

];



const grps={fastest:'⚡ Ultra-Fast',fast:'🚀 Fast',medium:'⚖ Medium'};

const gels={};

Object.entries(grps).forEach(([k,l])=>{const g=document.createElement('optgroup');g.label=l;gels[k]=g;document.getElementById('msel').appendChild(g);});

MODELS.forEach(m=>{const o=document.createElement('option');o.value=m.id;o.textContent=m.label;o.selected=m.id===cfg.model;gels[m.speed].appendChild(o);});

document.getElementById('msel').addEventListener('change',function(){const m=MODELS.find(x=>x.id===this.value);document.getElementById('mmeta').textContent=m?`VRAM: ${m.vram}`:'—';});

document.getElementById('msel').dispatchEvent(new Event('change'));



document.getElementById('lbtn').addEventListener('click', async () => {

  const modelId = document.getElementById('msel').value;



  if (!navigator.gpu) {

    log('❌ WebGPU not available! Use Chrome 113+ or Edge 113+','e');

    sysMsg('❌ WebGPU not available.\n\nRequired: Chrome 113+ or Edge 113+\n\nCheck: chrome://gpu');

    return;

  }



  // Softer COI check — warn but allow if served via HTTP (proxy sends COOP/COEP headers)

  if (!window.crossOriginIsolated) {

    const isHTTP = location.protocol.startsWith('http');

    if (!isHTTP) {

      log('❌ Not cross-origin isolated. Serve via HTTP!','e');

      document.getElementById('setup-banner').classList.remove('hidden');

      return;

    }

    log('⚠ COI not yet active — attempting load anyway…','w');

    sysMsg('⚠ Cross-origin isolation pending.\nIf load fails, reload page once (service worker activates on first load).');

  }



  document.getElementById('lbtn').disabled=true;

  document.getElementById('prog').classList.add('vis');

  document.getElementById('mstatus').textContent='LOADING…';

  document.getElementById('mdot').classList.remove('ready');

  log(`loading ${modelId}`,'w');



  try {

    engine = new webllm.MLCEngine();

    engine.setInitProgressCallback(r=>{

      const p=Math.round((r.progress||0)*100);

      document.getElementById('pfill').style.width=p+'%';

      document.getElementById('ptxt').textContent=r.text||`${p}%`;

    });

    await engine.reload(modelId);



    document.getElementById('mdot').classList.add('ready');

    document.getElementById('mstatus').textContent='READY';

    document.getElementById('pfill').style.width='100%';

    document.getElementById('ptxt').textContent='✓ ready';

    document.getElementById('uin').disabled=false;

    document.getElementById('sbtn').disabled=false;

    document.getElementById('uin').focus();

    document.getElementById('welcome').classList.add('gone');

    const short=modelId.replace(/-q4f\d+_\d+-MLC$/,'').replace(/-MLC$/,'');

    document.getElementById('ctitle').textContent=`⚡ ${short}`;

    lss('model',modelId); cfg.model=modelId;

    log(`✓ ${short} ready`,'g');



    const el=createAgentBubble();

    renderAnswer(el, `**${short}** loaded.\n\n**Active context:**\n- Soul: ${mem.soul.split('\n').find(l=>l.startsWith('#'))||'Chronos'}\n- User memory: ${mem.user.length} chars\n- Skills: ${Object.keys(mem.skills).join(', ')||'none'}\n- Tools: web_search, scrape, summarize, remember, read_memory, forget, schedule, inject_js, network_scan, rag_index, rag_search, rag_prompt\n\n**Hotkeys:** Ctrl+\` console · ↑ palette · Ctrl+L clear`);

    stats.msgs++;



  } catch(err) {

    log(`❌ load failed: ${err.message}`,'e');

    sysMsg(`❌ Model load failed:\n${err.message}\n\n• Ensure WebGPU enabled\n• Reload page (COI service worker needs activation)\n• Try smaller model\n• Check chrome://gpu`);

    document.getElementById('lbtn').disabled=false;

    document.getElementById('mstatus').textContent='ERROR';

  }

});



// ═══════════════════════════════════════════

// INPUT HANDLING

// ═══════════════════════════════════════════

document.getElementById('sbtn').addEventListener('click',()=>{

  const t=document.getElementById('uin').value.trim();

  if(t&&engine){document.getElementById('uin').value='';runAgent(t);}

});

document.getElementById('uin').addEventListener('keydown',e=>{

  if(e.key==='Enter'&&!e.shiftKey){e.preventDefault();document.getElementById('sbtn').click();return;}

  if(e.key==='ArrowUp'&&!e.shiftKey){

    const inp=document.getElementById('uin');

    if(inp.value.trim()===''){e.preventDefault();openPalette();}

  }

});

document.getElementById('uin').addEventListener('input',function(){

  this.style.height='auto';this.style.height=Math.min(this.scrollHeight,300)+'px';

});

document.getElementById('stopbtn').addEventListener('click',()=>{if(abortCtrl){abortCtrl.abort();log('■ stopped','w');}});



// Global hotkeys

document.addEventListener('keydown',e=>{

  if(e.ctrlKey&&e.key==='l'){e.preventDefault();clearChat();}

  if(e.key==='`'&&(e.ctrlKey||e.metaKey)){e.preventDefault();toggleConsole();}

  if(e.key==='Escape'){

    if(paletteOpen) closePalette();

    else if(document.getElementById('console-popup').classList.contains('vis')) toggleConsole();

    else if(document.getElementById('modal').classList.contains('vis')) closeModal();

  }

});



document.getElementById('brave-in').value=cfg.brave;



// ═══════════════════════════════════════════

// INIT

// ═══════════════════════════════════════════

const isoP=document.getElementById('iso-p');

if (window.crossOriginIsolated) {

  isoP.textContent='ISO: ✓'; isoP.style.color='var(--fg)';

  document.getElementById('setup-banner').classList.add('hidden');

  log('✓ Cross-origin isolated','g');

} else {

  const isHTTP = location.protocol.startsWith('http');

  if (isHTTP) {

    isoP.textContent='ISO: ⟳'; isoP.style.color='var(--amber)';

    document.getElementById('setup-banner').classList.add('hidden');

    log('⚠ ISO pending — reload if model load fails','w');

  } else {

    isoP.textContent='ISO: ✗'; isoP.style.color='var(--red)';

    log('⚠ NOT isolated — run: python proxy.py 8080','e');

    setTimeout(()=>{ if(!window.crossOriginIsolated) document.getElementById('setup-banner').classList.remove('hidden'); }, 1200);

  }

}



if (!navigator.gpu) log('❌ WebGPU not detected — Chrome 113+ required','e');

else log('✓ WebGPU available','g');



refreshFilesUI();

refreshMemView();

refreshSchedUI();

refreshRagUI();

log('Chronos agent initialized','g');

log(`Skills: ${Object.keys(mem.skills).join(', ')}`,'');

log('Ctrl+` console · ↑ palette · Ctrl+L clear','');



// ═══════════════════════════════════════════

// RAG UI FUNCTIONS

// ═══════════════════════════════════════════

function refreshRagUI() {

  const s = ragEngine.getStats();

  document.getElementById('rag-status').textContent = s.indexed ? '✓ ready' : 'no index';

  document.getElementById('rag-status').style.color = s.indexed ? 'var(--fg)' : '';

  document.getElementById('rag-sent-count').textContent = s.sentences;

  document.getElementById('rag-term-count').textContent = s.uniqueTerms;

  // Render source chips

  const srcEl = document.getElementById('rag-sources');

  srcEl.innerHTML = ragSources.map(s => `<span class="rag-source-chip">${esc(s)}</span>`).join('');

}



window.ragIndex = function() {

  const text = document.getElementById('rag-text').value.trim();

  if (!text) { log('RAG: no text to index','w'); return; }

  const result = ragEngine.addText(text);

  ragSources.push('manual-' + ragSources.length);

  document.getElementById('rag-text').value = '';

  refreshRagUI();

  log(`🔎 RAG indexed: ${result.sentences} sent, ${result.uniqueTerms} terms`, 'g');

};



window.ragIndexFromScrape = function() {

  // Index the last scraped content if available

  const cards = document.querySelectorAll('.tcard');

  let found = false;

  for (let i = cards.length - 1; i >= 0; i--) {

    const name = cards[i].querySelector('.tname');

    if (name && name.textContent.trim() === 'scrape') {

      const res = cards[i].querySelector('.tres');

      if (res && res.textContent.length > 20) {

        const result = ragEngine.addText(res.textContent);

        ragSources.push('scrape-result');

        refreshRagUI();

        log(`🔎 RAG indexed scraped content: ${result.sentences} sent`, 'g');

        found = true;

        break;

      }

    }

  }

  if (!found) log('RAG: no scraped content found to index','w');

};



window.ragIndexFromMemory = function() {

  if (mem.user && mem.user.length > 20) {

    const result = ragEngine.addText(mem.user);

    ragSources.push('user-memory');

    refreshRagUI();

    log(`🔎 RAG indexed user memory: ${result.sentences} sent`, 'g');

  } else {

    log('RAG: user memory too short to index','w');

  }

};



window.ragClear = function() {

  ragEngine.clear();

  ragSources = [];

  document.getElementById('rag-results').innerHTML = '';

  refreshRagUI();

  log('🔎 RAG index cleared','w');

};



window.ragSearch = function() {

  const query = document.getElementById('rag-query').value.trim();

  if (!query) { log('RAG: no query','w'); return; }

  if (!ragEngine.indexed) { log('RAG: nothing indexed yet','w'); return; }

  const result = ragEngine.query(query, 5, 1);

  const el = document.getElementById('rag-results');

  if (result.passages.length === 0) {

    el.innerHTML = '<div style="color:var(--fg-dim);font-style:italic">No passages found.</div>';

    return;

  }

  el.innerHTML = result.passages.map((p, i) =>

    `<div class="rag-passage"><div class="rag-score">#${i+1} score: ${p.score.toFixed(2)}</div><div class="rag-text">${esc(p.text)}</div></div>`

  ).join('');

  log(`🔎 RAG: ${result.passages.length} passages for "${query}"`, 'g');

};



window.ragInjectPrompt = function() {

  const query = document.getElementById('rag-query').value.trim();

  if (!query) { log('RAG: no query for prompt','w'); return; }

  if (!ragEngine.indexed) { log('RAG: nothing indexed','w'); return; }

  const result = ragEngine.query(query, 5, 1);

  if (result.passages.length === 0) { log('RAG: no passages to inject','w'); return; }

  // Inject RAG context into the chat input

  const inp = document.getElementById('uin');

  inp.value = result.prompt;

  inp.style.height = 'auto';

  inp.style.height = Math.min(inp.scrollHeight, 300) + 'px';

  inp.focus();

  log(`🔎 RAG prompt injected (${result.passages.length} passages)`, 'g');

};



// Allow Enter in RAG query to trigger search

document.getElementById('rag-query').addEventListener('keydown', function(e) {

  if (e.key === 'Enter') { e.preventDefault(); ragSearch(); }

});



// Auto network scan on init

toolNetworkScan().catch(()=>{});

</script>
</body>
</html>