/* Assistente iRepair — widget flutuante (usa as cores do site) */
#irx-btn {
  position: fixed; right: 18px; bottom: 18px; z-index: 9998;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 18px; border: 0; border-radius: 999px; cursor: pointer;
  background: var(--ir-teal, #00d4aa); color: #04211b;
  font: 700 14px/1 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  box-shadow: 0 14px 34px -12px rgba(0,212,170,.75);
  transition: transform .12s ease, box-shadow .12s ease;
}
#irx-btn:hover { transform: translateY(-1px); box-shadow: 0 18px 40px -12px rgba(0,212,170,.9); }
#irx-btn .ponto { width: 8px; height: 8px; border-radius: 50%; background: #04211b; }
#irx-btn.oculto { display: none; }

#irx-painel {
  position: fixed; right: 18px; bottom: 82px; z-index: 9999;
  width: min(380px, calc(100vw - 24px)); max-height: min(560px, calc(100vh - 110px));
  display: none; flex-direction: column;
  background: #0b1220; color: var(--ir-txt, #f5f7fb);
  border: 1px solid rgba(0,212,170,.28); border-radius: 16px; overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.85);
  font: 400 14px/1.5 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
#irx-painel.aberto { display: flex; }

#irx-topo {
  display: flex; align-items: center; gap: 10px; padding: 14px 16px;
  background: linear-gradient(180deg, rgba(0,212,170,.14), rgba(0,212,170,.02));
  border-bottom: 1px solid rgba(255,255,255,.07);
}
#irx-topo .avatar {
  width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center;
  background: var(--ir-teal, #00d4aa); color: #04211b; font-weight: 800; font-size: 14px;
}
#irx-topo b { display: block; font-size: 14px; }
#irx-topo small { color: var(--ir-mut, #9aa4b6); font-size: 11.5px; }
#irx-fechar {
  margin-left: auto; background: none; border: 0; color: var(--ir-mut, #9aa4b6);
  font-size: 20px; line-height: 1; cursor: pointer; padding: 2px 6px;
}
#irx-fechar:hover { color: #fff; }

#irx-msgs {
  flex: 1; overflow-y: auto; padding: 14px 14px 4px;
  display: flex; flex-direction: column; gap: 10px;
}
.irx-msg { max-width: 88%; padding: 10px 13px; border-radius: 13px; font-size: 13.5px; white-space: pre-wrap; }
.irx-msg.assistente { align-self: flex-start; background: #131f33; border: 1px solid rgba(255,255,255,.07); }
.irx-msg.cliente { align-self: flex-end; background: rgba(0,212,170,.16); border: 1px solid rgba(0,212,170,.35); }
.irx-digitando { display: inline-flex; gap: 4px; align-items: center; }
.irx-digitando i { width: 6px; height: 6px; border-radius: 50%; background: var(--ir-mut, #9aa4b6); animation: irxPulso 1s infinite; }
.irx-digitando i:nth-child(2) { animation-delay: .15s; }
.irx-digitando i:nth-child(3) { animation-delay: .3s; }
@keyframes irxPulso { 0%,100% { opacity: .25 } 50% { opacity: 1 } }

#irx-sugestoes { display: flex; gap: 6px; flex-wrap: wrap; padding: 8px 14px 0; }
#irx-sugestoes button {
  background: transparent; border: 1px solid rgba(255,255,255,.14); color: var(--ir-mut, #9aa4b6);
  border-radius: 999px; padding: 6px 11px; font-size: 12px; cursor: pointer; font-family: inherit;
}
#irx-sugestoes button:hover { border-color: rgba(0,212,170,.5); color: #fff; }

#irx-form { display: flex; gap: 8px; padding: 12px 14px 14px; border-top: 1px solid rgba(255,255,255,.07); }
#irx-input {
  flex: 1; background: #070b14; border: 1px solid rgba(255,255,255,.12); border-radius: 10px;
  color: var(--ir-txt, #f5f7fb); padding: 11px 12px; font-size: 13.5px; font-family: inherit; resize: none;
  max-height: 90px;
}
#irx-input:focus { outline: 0; border-color: var(--ir-teal, #00d4aa); }
#irx-enviar {
  border: 0; border-radius: 10px; background: var(--ir-teal, #00d4aa); color: #04211b;
  font-weight: 800; font-size: 13.5px; padding: 0 16px; cursor: pointer; font-family: inherit;
}
#irx-enviar:disabled { opacity: .55; cursor: default; }
#irx-zap { display: block; text-align: center; padding: 0 14px 12px; font-size: 11.5px; color: var(--ir-mut, #9aa4b6); }
#irx-zap a { color: var(--ir-teal, #00d4aa); }

@media (max-width: 520px) {
  #irx-painel { right: 8px; left: 8px; width: auto; bottom: 74px; max-height: calc(100vh - 96px); }
  #irx-btn { right: 12px; bottom: 12px; }
}