/* public/engine.css — layout and components. Identical in every client project.
   Colors and fonts come from the :root block in index.html. Do not edit per client. */

*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.5;-webkit-text-size-adjust:100%}
[hidden]{display:none!important}
a{color:inherit}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.top{display:flex;justify-content:space-between;align-items:center;gap:12px;max-width:1120px;margin:0 auto;padding:14px 20px;padding-top:calc(14px + env(safe-area-inset-top,0px))}
.brand{font-family:var(--display);font-weight:800;font-size:17px;letter-spacing:-.01em;text-decoration:none}
.call{font-weight:600;font-size:14.5px;text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:7px 14px;background:var(--surface);white-space:nowrap}

.shell{max-width:1120px;margin:0 auto;padding:8px 20px 40px;display:grid;grid-template-columns:minmax(0,1fr);gap:22px}
.hero{min-width:0}
h1{font-family:var(--display);font-weight:800;font-size:clamp(30px,7vw,54px);line-height:1.02;letter-spacing:-.025em;margin:6px 0 12px;text-wrap:balance}
.sub{font-size:17px;color:var(--muted);margin:0;max-width:52ch}
.points{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.points li{font-size:13.5px;font-weight:500;border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:var(--surface)}

.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 40px -28px rgba(0,0,0,.35);display:flex;flex-direction:column;min-width:0;overflow:hidden}
.ahead{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line)}
.avatar{width:48px;height:48px;border-radius:50%;flex:none;background:var(--ink);color:var(--surface);display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:20px;overflow:hidden}
.avatar img,.avatar video{width:100%;height:100%;object-fit:cover;display:block}
/* Animated portrait (engine 1.0.5): set agent.avatarBlink to a closed-eyes copy of the avatar. */
.avatar.alive{position:relative}
.avatar.alive img{position:absolute;inset:0;transform:scale(1.04);transform-origin:50% 85%}
.avatar.alive img.shut{opacity:0}
@media (prefers-reduced-motion:no-preference){
  .avatar.alive img{animation:av-breathe 4.8s ease-in-out infinite}
  .avatar.alive img.shut{animation:av-breathe 4.8s ease-in-out infinite,av-blink 5.6s linear infinite;animation-delay:0s,1.2s}
  .avatar.alive.talking img{animation:av-talk .44s ease-in-out infinite alternate}
  .avatar.alive.talking img.shut{opacity:0}
  @keyframes av-breathe{0%,100%{transform:scale(1.04) translateY(0)}50%{transform:scale(1.07) translateY(-1.2%)}}
  @keyframes av-blink{0%,92%{opacity:0}93.5%,95.5%{opacity:1}97%,100%{opacity:0}}
  @keyframes av-talk{from{transform:scale(1.06) translateY(0) rotate(-1.4deg)}to{transform:scale(1.06) translateY(-2.6%) rotate(1.4deg)}}
}
.who{min-width:0;flex:1}
.aname{font-family:var(--display);font-weight:800;font-size:18px;line-height:1.15}
.arole{font-size:13px;color:var(--muted)}
.online{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok)}
@media (prefers-reduced-motion:no-preference){
  .dot{animation:pulse 2.4s ease-in-out infinite}
  @keyframes pulse{0%,100%{box-shadow:0 0 0 0 color-mix(in srgb,var(--ok) 55%,transparent)}60%{box-shadow:0 0 0 7px transparent}}
  .b{animation:rise .18s ease-out}
  @keyframes rise{from{transform:translateY(4px);opacity:.4}to{transform:none;opacity:1}}
}

.feed{padding:16px;display:flex;flex-direction:column;gap:10px;overflow-y:auto;min-height:250px;max-height:min(56vh,520px);scroll-behavior:smooth}
.b{max-width:86%;padding:10px 14px;border-radius:16px;font-size:15.5px;line-height:1.45;overflow-wrap:anywhere;white-space:pre-wrap}
.b.agent{align-self:flex-start;background:var(--agent-bubble);border-bottom-left-radius:5px}
.b.you{align-self:flex-end;background:var(--user-bubble);color:var(--user-ink);border-bottom-right-radius:5px}
.b.note{align-self:center;background:transparent;color:var(--muted);font-size:13px;padding:2px 8px;max-width:100%;text-align:center}
.typing{display:inline-flex;gap:4px;align-items:center;height:20px}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--muted);opacity:.5}
@media (prefers-reduced-motion:no-preference){
  .typing i{animation:blink 1.1s infinite}
  .typing i:nth-child(2){animation-delay:.18s}.typing i:nth-child(3){animation-delay:.36s}
  @keyframes blink{0%,80%,100%{opacity:.25}40%{opacity:.9}}
}
.offers{align-self:stretch;display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:8px}
.offer{border:1px solid var(--line);border-radius:12px;padding:11px 13px;display:flex;flex-direction:column;gap:3px;min-width:0}
.offer b{font-family:var(--display);font-weight:800;font-size:15.5px}
.offer span{font-size:13.5px;color:var(--muted)}
.offer em{font-style:normal;font-weight:600;font-size:14px}
.offer a{font-size:13.5px;font-weight:600;color:var(--accent)}

.quick{display:flex;flex-wrap:wrap;gap:8px;padding:0 16px 12px}
.quick:empty{display:none}
.chip{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:8px 14px;font-size:14.5px;font-weight:500;cursor:pointer}
.chip:hover{border-color:var(--ink)}
.inrow{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--line)}
.inrow input{flex:1;min-width:0;border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--surface);font-size:16px}
.send{border:0;border-radius:12px;background:var(--accent);color:var(--accent-ink);font-weight:600;padding:0 18px;cursor:pointer;min-height:46px}
.send:disabled{opacity:.55;cursor:default}
.fine{padding:0 16px 14px;font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 12px;justify-content:space-between}
.linkbtn{background:none;border:0;padding:0;font-size:12.5px;font-weight:600;color:var(--ink);text-decoration:underline;cursor:pointer}

.form{border-top:1px solid var(--line);padding:14px 16px 16px;display:grid;gap:10px}
.form label{font-size:12px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);display:grid;gap:4px}
.form input,.form textarea{border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:16px;background:var(--surface);text-transform:none;letter-spacing:0;font-weight:400;color:var(--ink);width:100%}
.form .send{padding:12px 18px}
.fstatus{font-size:14px;margin:0;min-height:0}
.fstatus:empty{display:none}

.demo{border:1px dashed var(--line);border-radius:14px;padding:14px 16px;min-width:0;background:color-mix(in srgb,var(--surface) 60%,transparent)}
.demo h2{font-family:var(--body);font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin:0 0 8px}
.demo dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 14px;margin:0;font-size:14px}
.demo dt{color:var(--muted)}.demo dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.demo dd.e{font-weight:400;color:var(--muted)}
.demo p{font-size:13px;color:var(--muted);margin:10px 0 0}

footer{max-width:1120px;margin:0 auto;padding:0 20px 28px;padding-bottom:calc(28px + env(safe-area-inset-bottom,0px));font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 16px}

@media (min-width:900px){
  .shell{grid-template-columns:minmax(0,1fr) minmax(0,470px);column-gap:48px;row-gap:22px;align-items:start;padding-top:36px}
  .hero{padding-top:28px;grid-column:1;grid-row:1}
  .card{grid-column:2;grid-row:1 / span 2}
  .demo{grid-column:1;grid-row:2}
}