/* ══ ASISTENTE TRATOCLARO (chat web) ═══════════════════════════ */
.tc-toggle{position:fixed;right:18px;bottom:84px;z-index:106;display:flex;align-items:center;gap:9px;
  background:var(--acc);color:var(--acc-ink);padding:13px 19px;border-radius:100px;border:0;cursor:pointer;
  font-family:inherit;font-weight:500;font-size:.84rem;box-shadow:0 16px 40px -14px rgba(12,13,15,.55);
  transition:transform .4s var(--ease),background .3s}
.tc-toggle:hover{transform:translateY(-3px)}
.tc-toggle:active{transform:scale(.97)}
.tc-toggle .tc-dot{position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:#FF4D4D;border:2px solid var(--paper)}
.tc-toggle.open{background:var(--ink);color:var(--paper)}

.tc-panel{position:fixed;right:18px;bottom:148px;z-index:106;width:360px;max-width:calc(100vw - 24px);
  height:min(560px,calc(100vh - 180px));background:var(--card);border:1px solid var(--line);
  border-radius:var(--r);box-shadow:0 30px 70px -20px rgba(12,13,15,.45);
  display:flex;flex-direction:column;overflow:hidden;opacity:0;transform:translateY(14px) scale(.98);
  pointer-events:none;transition:opacity .3s var(--ease),transform .3s var(--ease)}
.tc-panel.open{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}

.tc-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 18px;
  background:var(--ink);color:var(--paper);flex:none}
.tc-head b{font-weight:600;letter-spacing:-.01em;font-size:.94rem}
.tc-head span{display:block;font-family:var(--mono);font-size:.68rem;color:rgba(233,234,236,.6);
  margin-top:2px;text-transform:uppercase;letter-spacing:.1em}
.tc-close{background:transparent;border:0;color:var(--paper);opacity:.7;cursor:pointer;padding:4px;
  font-size:1.1rem;line-height:1;transition:opacity .2s}
.tc-close:hover{opacity:1}

.tc-body{flex:1;overflow-y:auto;padding:16px 14px;display:flex;flex-direction:column;gap:10px;
  background:var(--paper-2)}
.tc-row{display:flex;flex-direction:column;gap:6px;max-width:88%}
.tc-row.bot{align-self:flex-start}
.tc-row.user{align-self:flex-end;align-items:flex-end}
.tc-bub{padding:10px 13px;border-radius:12px;font-size:.85rem;line-height:1.5}
.tc-row.bot .tc-bub{background:var(--card);border:1px solid var(--line);color:var(--ink);border-bottom-left-radius:3px}
.tc-row.user .tc-bub{background:var(--ink);color:var(--paper);border-bottom-right-radius:3px}
.tc-typing .tc-bub{display:flex;gap:4px;align-items:center;padding:12px 14px}
.tc-typing i{width:5px;height:5px;border-radius:50%;background:var(--ink-3);display:block;
  animation:tc-blink 1.1s infinite}
.tc-typing i:nth-child(2){animation-delay:.15s}
.tc-typing i:nth-child(3){animation-delay:.3s}
@keyframes tc-blink{0%,60%,100%{opacity:.25}30%{opacity:1}}

.tc-quick{display:flex;flex-wrap:wrap;gap:7px;padding:2px 2px 4px}
.tc-chip{background:var(--card);border:1px solid var(--line-2);color:var(--ink);font-family:inherit;
  font-size:.78rem;font-weight:500;padding:8px 13px;border-radius:100px;cursor:pointer;
  transition:border-color .2s,background .2s,transform .2s}
.tc-chip:hover{border-color:var(--ink);background:rgba(12,13,15,.04);transform:translateY(-1px)}
.tc-chip.tc-wa{background:var(--acc);border-color:var(--acc);color:var(--acc-ink)}
.tc-chip.tc-wa:hover{background:#2559c9;border-color:#2559c9}

.tc-foot{flex:none;border-top:1px solid var(--line);background:var(--card);padding:10px;
  display:flex;gap:8px}
.tc-input{flex:1;border:1px solid var(--line-2);border-radius:100px;padding:10px 15px;font-family:inherit;
  font-size:.83rem;color:var(--ink);background:var(--paper-2);outline:none;transition:border-color .2s}
.tc-input:focus{border-color:var(--acc)}
.tc-send{background:var(--ink);color:var(--paper);border:0;border-radius:50%;width:38px;height:38px;
  flex:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}
.tc-send:hover{background:var(--ink-2)}

@media(max-width:640px){
  .tc-toggle{padding:14px;border-radius:50%;bottom:78px}
  .tc-toggle span{display:none}
  .tc-toggle.open{display:none}
  .tc-panel{right:12px;left:12px;width:auto;bottom:12px;height:min(72vh,560px)}
}