/* ===========================================================================
   Hardened AI — demo assistant frontend
   Same palette as hardenedai.io. No CDNs, no fonts, no analytics: this page
   must work with the network cable pulled out, because that is the pitch.
   =========================================================================== */
:root{
  --deep:#062A1E; --forest:#0E3D2C; --forest-2:#14523B;
  --emerald:#12805A; --emerald-h:#0E6B4B; --mint:#3FE0A6; --mint-soft:#E3F7EE;
  --gold:#C9A961; --gold-soft:#F5EEDD;
  --canvas:#EBEFF2; --card:#fff; --divider:#DCE2E0; --hover:#F1F4F3;
  --ink:#1C2B26; --ink-2:#5B6B65; --ink-3:#8A9A94;
  --on-dark:#EAF3EF; --on-dark-2:#A9C6B9;
  --danger:#C0392B; --danger-soft:#FDE9E7;
  --e1:0 1px 2px rgba(6,42,30,.10); --e2:0 2px 8px rgba(6,42,30,.13);
  --e3:0 8px 24px rgba(6,42,30,.16);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Mono",Consolas,"Courier New",monospace;
  --rail:290px;
}
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:var(--font);background:var(--canvas);color:var(--ink);
     font-size:15px;line-height:1.55;overflow:hidden;-webkit-font-smoothing:antialiased}
button{font-family:inherit}

.app{display:grid;grid-template-columns:var(--rail) 1fr;grid-template-rows:56px 1fr;height:100vh}

/* ---------------- top bar ---------------- */
.top{grid-column:1/-1;background:var(--forest);display:flex;align-items:center;
     gap:14px;padding:0 16px;box-shadow:var(--e2);z-index:30}
.brand{display:flex;align-items:center;gap:10px}
.brand .mark{width:32px;height:32px;border-radius:7px;background:var(--emerald);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1.05rem}
.brand .txt{display:flex;flex-direction:column;line-height:1.06}
.brand .nm{color:#fff;font-weight:800;font-size:.98rem}
.brand .sb{color:var(--gold);font-size:.58rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase}

/* the whole pitch, rendered as a status pill */
.status{margin-left:auto;display:flex;align-items:center;gap:8px}
.pill{display:flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;
  font-size:.76rem;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.pill .dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.pill-net-off{background:rgba(63,224,166,.16);color:var(--mint)}
.pill-net-off .dot{background:var(--mint);box-shadow:0 0 0 0 rgba(63,224,166,.7);animation:pulse 2.4s infinite}
.pill-net-on{background:rgba(201,169,97,.18);color:var(--gold)}
.pill-net-on .dot{background:var(--gold)}
.pill-ai-live{background:rgba(63,224,166,.16);color:var(--mint)}
.pill-ai-live .dot{background:var(--mint)}
.pill-ai-demo{background:rgba(255,255,255,.12);color:var(--on-dark-2)}
.pill-ai-demo .dot{background:var(--on-dark-2)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(63,224,166,.6)}70%{box-shadow:0 0 0 9px rgba(63,224,166,0)}100%{box-shadow:0 0 0 0 rgba(63,224,166,0)}}

/* ---------------- left rail ---------------- */
.rail{background:var(--deep);color:var(--on-dark-2);overflow-y:auto;padding:16px 14px 22px}
.rail::-webkit-scrollbar{width:8px}
.rail::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:8px}
.rail h4{color:#fff;font-size:.66rem;letter-spacing:.15em;text-transform:uppercase;
  margin:0 0 9px;font-weight:800}
.rail section{margin-bottom:24px}

.vert{display:flex;flex-direction:column;gap:5px}
.vbtn{display:flex;align-items:center;gap:10px;width:100%;text-align:left;
  background:rgba(255,255,255,.05);border:0;color:var(--on-dark-2);
  padding:10px 12px;border-radius:8px;cursor:pointer;font-size:.88rem;font-weight:600;
  transition:background .14s,color .14s}
.vbtn:hover{background:rgba(255,255,255,.11);color:#fff}
.vbtn.on{background:var(--emerald);color:#fff;box-shadow:var(--e1)}
.vbtn .ic{width:22px;text-align:center;font-size:1rem;flex-shrink:0}

.doc{display:flex;align-items:flex-start;gap:9px;padding:8px 10px;border-radius:7px;
  font-size:.79rem;line-height:1.35;background:rgba(255,255,255,.04);margin-bottom:5px;
  cursor:pointer;border:0;color:var(--on-dark-2);width:100%;text-align:left;
  transition:background .14s}
.doc:hover{background:rgba(255,255,255,.1);color:#fff}
.doc .ic{flex-shrink:0;opacity:.75}
.doc .meta{display:block;color:var(--ink-3);font-size:.7rem;margin-top:2px}

.kv{display:flex;justify-content:space-between;gap:10px;font-size:.79rem;
  padding:6px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.kv:last-child{border-bottom:0}
.kv span:last-child{color:#fff;font-weight:600;text-align:right}
.kv code{font-family:var(--mono);font-size:.94em}

.tool{display:flex;align-items:center;gap:8px;font-size:.78rem;padding:5px 0}
.tool .ic{color:var(--mint)}

.railnote{font-size:.72rem;color:var(--ink-3);line-height:1.45;
  background:rgba(255,255,255,.04);padding:10px 11px;border-radius:7px;
  border-left:2px solid var(--gold)}

/* ---------------- chat ---------------- */
.main{display:flex;flex-direction:column;overflow:hidden;background:var(--canvas)}
.thread{flex:1;overflow-y:auto;padding:26px 0 10px}
.thread::-webkit-scrollbar{width:10px}
.thread::-webkit-scrollbar-thumb{background:#CFD8D4;border-radius:8px}
.inner{max-width:780px;margin:0 auto;padding:0 22px}

.msg{display:flex;gap:13px;margin-bottom:20px;animation:rise .26s cubic-bezier(.2,.8,.2,1)}
@keyframes rise{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}
.av{width:32px;height:32px;border-radius:8px;flex-shrink:0;display:flex;
  align-items:center;justify-content:center;font-weight:800;font-size:.82rem;margin-top:1px}
.av-ai{background:var(--emerald);color:#fff}
.av-me{background:var(--secondary,#D8DFDC);color:var(--deep)}
.bub{background:var(--card);border-radius:10px;padding:14px 17px;box-shadow:var(--e1);
  flex:1;min-width:0;overflow-wrap:break-word}
.msg-me .bub{background:var(--forest);color:var(--on-dark)}
.bub p{margin:0 0 .75em}
.bub p:last-child{margin:0}
.bub ul,.bub ol{margin:.3em 0 .8em;padding-left:1.25em}
.bub li{margin:.22em 0}
.bub strong{font-weight:700}
.bub code{font-family:var(--mono);font-size:.87em;background:var(--hover);
  padding:.1em .35em;border-radius:4px}
.msg-me .bub code{background:rgba(255,255,255,.14)}
.who{font-size:.68rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase;
  color:var(--ink-3);margin-bottom:5px}
.msg-me .who{color:var(--on-dark-2)}

/* source citations — proves it read the file rather than invented it */
.cites{margin-top:11px;padding-top:10px;border-top:1px solid var(--divider);
  display:flex;flex-wrap:wrap;gap:6px}
.cite{background:var(--mint-soft);color:#0B5E42;font-size:.72rem;font-weight:700;
  padding:4px 10px;border-radius:999px;display:inline-flex;align-items:center;gap:5px}

/* tool-call trace — the auditability differentiator, made visible */
.trace{margin:10px 0 0;background:#07231A;border-radius:8px;padding:11px 13px;
  font-family:var(--mono);font-size:.78rem;color:#9FF3D0;line-height:1.5}
.trace .lbl{color:var(--gold);font-weight:700;display:block;margin-bottom:5px;
  font-family:var(--font);font-size:.66rem;letter-spacing:.13em;text-transform:uppercase}
.trace .arg{color:#7FD9FF}
.trace .res{color:#fff;font-weight:700}

.typing{display:inline-flex;gap:4px;align-items:center;padding:3px 0}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--ink-3);
  animation:bl 1.3s infinite}
.typing i:nth-child(2){animation-delay:.18s}
.typing i:nth-child(3){animation-delay:.36s}
@keyframes bl{0%,60%,100%{opacity:.25}30%{opacity:1}}

/* suggested prompts */
.sugg{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.sbtn{background:var(--card);border:1px solid var(--divider);border-radius:999px;
  padding:8px 15px;font-size:.83rem;color:var(--ink-2);cursor:pointer;font-weight:600;
  transition:all .14s;text-align:left}
.sbtn:hover{border-color:var(--emerald);color:var(--emerald);background:var(--mint-soft)}

/* welcome */
.hello{text-align:center;padding:22px 0 26px}
.hello .big{width:60px;height:60px;border-radius:14px;background:var(--emerald);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.7rem;
  font-weight:800;margin:0 auto 14px;box-shadow:var(--e2)}
.hello h1{margin:0 0 6px;font-size:1.42rem;color:var(--deep);letter-spacing:-.02em}
.hello p{margin:0 auto;color:var(--ink-2);max-width:52ch;font-size:.94rem}

/* composer */
.composer{border-top:1px solid var(--divider);background:var(--card);padding:14px 0 16px}
.cwrap{max-width:780px;margin:0 auto;padding:0 22px}
.attached{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:9px}
.att{background:var(--gold-soft);color:#6E5719;font-size:.76rem;font-weight:700;
  padding:5px 9px 5px 11px;border-radius:6px;display:inline-flex;align-items:center;gap:8px}
.att button{background:none;border:0;color:#6E5719;cursor:pointer;font-size:.95rem;
  line-height:1;padding:0;opacity:.6}
.att button:hover{opacity:1}
.crow{display:flex;gap:9px;align-items:flex-end}
.cbox{flex:1;display:flex;align-items:flex-end;background:var(--hover);
  border:1px solid var(--divider);border-radius:10px;padding:4px 4px 4px 6px;
  transition:border-color .14s,box-shadow .14s}
.cbox:focus-within{border-color:var(--emerald);background:#fff;
  box-shadow:0 0 0 3px rgba(18,128,90,.13)}
#input{flex:1;border:0;background:none;resize:none;outline:0;font-family:var(--font);
  font-size:.95rem;line-height:1.5;padding:9px 8px;max-height:170px;color:var(--ink)}
.iconbtn{background:none;border:0;cursor:pointer;color:var(--ink-3);padding:8px;
  border-radius:7px;font-size:1.05rem;line-height:1;flex-shrink:0}
.iconbtn:hover{background:var(--divider);color:var(--emerald)}
.send{background:var(--emerald);color:#fff;border:0;border-radius:9px;width:42px;height:42px;
  cursor:pointer;font-size:1.05rem;flex-shrink:0;box-shadow:var(--e1);
  transition:background .14s,transform .1s}
.send:hover:not(:disabled){background:var(--emerald-h)}
.send:active:not(:disabled){transform:translateY(1px)}
.send:disabled{background:#B8C4C0;cursor:not-allowed;box-shadow:none}
.chint{font-size:.72rem;color:var(--ink-3);margin-top:8px;display:flex;
  justify-content:space-between;gap:12px;flex-wrap:wrap}

/* banner shown when the network genuinely goes away */
.airband{background:linear-gradient(90deg,var(--emerald),var(--forest));color:#fff;
  padding:9px 22px;font-size:.85rem;font-weight:600;display:none;align-items:center;
  gap:10px;justify-content:center;animation:rise .3s}
.airband.on{display:flex}
.airband .k{background:rgba(255,255,255,.2);padding:2px 9px;border-radius:5px;
  font-weight:800;font-size:.78rem}

.hidden{display:none !important}

@media (max-width:900px){
  .app{grid-template-columns:1fr}
  .rail{display:none}
}


/* ---------------------------------------------------------------------------
   Moved out of style="" attributes. The public site sends
   Content-Security-Policy: style-src 'self' with no 'unsafe-inline', so an
   inline <style> block or a style="" attribute is simply discarded by the
   browser - which is what left this page rendering as raw HTML. Everything
   visual has to live in this file.
   --------------------------------------------------------------------------- */
.railnote-gap{margin-top:10px}
.ok-mint{color:var(--mint)}

.simbar{background:var(--gold-soft);border-bottom:1px solid #E3D4A8;color:#6E5719;
  padding:11px 22px;font-size:.87rem;display:flex;gap:14px;align-items:center;
  justify-content:center;flex-wrap:wrap;text-align:center}
.simbar-link{color:#6E5719;font-weight:700;white-space:nowrap}

.demonav{background:var(--forest);padding:9px 22px;display:flex;gap:16px;
  align-items:center;justify-content:center;flex-wrap:wrap}
.demonav a{color:var(--on-dark-2);font-size:.85rem;font-weight:600;text-decoration:none}
.demonav a:hover{color:#fff}
.demonav a.gold{color:var(--gold);font-weight:700}

/* classes for markup the script builds - same CSP rule applies to innerHTML */
.vsub{display:block;font-size:.7rem;opacity:.7;font-weight:600}
.doc.added{background:rgba(201,169,97,.14)}
code.mono{font-family:var(--mono)}
.tooldesc{display:block;font-size:.71rem;opacity:.7}
.cites-h{font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-3);align-self:center;margin-right:2px}
pre.code{background:var(--hover);padding:10px;border-radius:7px;overflow-x:auto}