/* T-037 — escopo isolado, sem dependências ou marcas de mensageiros. */
.nt-conversa {
  --chat-sent: #28605e;
  --chat-paper: var(--paper, #fcfdfb);
  --chat-ink: var(--ink, #1c3437);
  background: #0a0a0a;
  color: var(--chat-paper);
  border-bottom: 1px solid #ffffff26;
}
.nt-conversa, .nt-conversa * { box-sizing: border-box; }
.nt-conversa .nt-conversa-inner {
  max-width: 1296px; width: calc(100% - 64px); margin: 0 auto;
  padding: 88px 40px; border-inline: 1px solid #ffffff1a;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 430px);
  gap: 72px; align-items: center;
}
.nt-conversa-copy, .nt-conversa-example { min-width: 0; }
.nt-conversa .nt-conversa-eyebrow {
  margin: 0 0 24px; color: #d3d6ff;
  font: 11px/1.6 ui-monospace, "Cascadia Mono", Consolas, monospace;
  letter-spacing: .14em;
}
.nt-conversa .nt-conversa-title {
  color: var(--chat-paper); font-family: Gloock, Georgia, serif;
  font-size: clamp(36px, 4.2vw, 58px); font-weight: 400;
  line-height: 1.12; letter-spacing: -.035em; margin: 0;
}
.nt-conversa .nt-conversa-description {
  color: #d1d5d3; max-width: 340px; font-size: 16px; line-height: 1.7; margin: 24px 0 32px;
}
.nt-conversa .nt-conversa-cta {
  display: inline-flex; align-items: center; justify-content: center; gap: 24px;
  border: 1px solid var(--primary); border-radius: 999px; padding: 14px 24px;
  color: #fff; background: var(--primary); font-size: 14px; font-weight: 600;
  transition: transform 180ms ease;
}
.nt-conversa .nt-conversa-cta:hover { transform: translateY(-2px); }
.nt-conversa a:focus-visible, .nt-conversa button:focus-visible, .nt-conversa summary:focus-visible {
  outline: 3px solid var(--focus-on-dark); outline-offset: 5px;
}
.nt-conversa-example { margin: 0; width: 100%; max-width: 430px; justify-self: center; }
.nt-conversa-device { border: 1px solid #ffffff40; border-radius: 22px; overflow: hidden; background: var(--chat-paper); box-shadow: 0 24px 64px #0005; }
.nt-conversa .nt-conversa-header { display: flex; align-items: center; gap: 12px; padding: 18px; border-bottom: 1px solid #1c34371a; color: var(--chat-ink); }
.nt-conversa-avatar { display: grid; place-items: center; flex: 0 0 40px; height: 40px; border-radius: 50%; color: #fff; background: var(--primary); font-size: 18px; font-weight: 600; }
.nt-conversa-header strong { display: block; font-size: 14px; font-weight: 600; }
.nt-conversa-online { display: block; font-size: 12px; color: var(--chat-sent); }
.nt-conversa-label { margin-left: auto; color: #5b6864; font-size: 10px; }
.nt-conversa-body { height: 356px; padding: 20px 16px; display: flex; flex-direction: column; justify-content: end; gap: 8px; background-color: #e9eee9; background-image: radial-gradient(#1c343711 1px, transparent 1px); background-size: 18px 18px; }
.nt-conversa-feed { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.nt-conversa .nt-conversa-bubble { max-width: 87%; padding: 10px 12px 7px; border: 1px solid #1c34370d; border-radius: 12px; color: var(--chat-ink); background: var(--chat-paper); align-self: start; box-shadow: 0 2px 5px #1c34370a; overflow-wrap: anywhere; }
.nt-conversa .nt-conversa-bubble--sent { color: #fff; background: var(--chat-sent); border-bottom-right-radius: 3px; align-self: end; }
.nt-conversa .nt-conversa-bubble--received { border-bottom-left-radius: 3px; }
.nt-conversa .nt-conversa-bubble p { margin: 0; font-size: 14px; line-height: 1.45; color: inherit; }
.nt-conversa-meta { display: block; text-align: right; font-size: 10px; line-height: 1.6; margin-top: 3px; }
.nt-conversa .nt-conversa-composer { display: flex; align-items: center; gap: 8px; min-height: 64px; padding: 12px 16px; border-top: 1px solid #1c34371a; color: var(--chat-ink); }
.nt-conversa-draft { min-width: 0; overflow-wrap: anywhere; font-size: 13px; line-height: 1.5; }
.nt-conversa-draft:empty::before { content: "Mensagem"; color: #617173; }
.nt-conversa-caret { width: 2px; height: 16px; background: var(--primary); opacity: 0; flex: none; }
.nt-conversa-send { display: grid; place-items: center; margin-left: auto; flex: 0 0 30px; height: 30px; border-radius: 50%; font-size: 14px; color: #fff; background: var(--primary); }
.nt-conversa-typing { display: flex; gap: 4px; align-items: center; width: fit-content; padding: 6px 10px; color: #42534c; background: var(--chat-paper); border-radius: 10px; font-size: 11px; }
.nt-conversa-typing span { margin-right: 6px; }
.nt-conversa-typing i { width: 4px; height: 4px; border-radius: 50%; background: var(--chat-sent); }
.nt-conversa .nt-conversa-caption { text-align: center; color: #d1d5d3; margin-top: 16px; font-size: 11px; }
.nt-conversa-tools { display: flex; align-items: baseline; flex-wrap: wrap; justify-content: center; gap: 12px 24px; margin-top: 12px; }
.nt-conversa-pause, .nt-conversa-transcript summary { padding: 4px 0; border: 0; border-bottom: 1px solid #ffffff66; background: none; color: var(--chat-paper); font: inherit; font-size: 12px; cursor: pointer; }
.nt-conversa-transcript { max-width: 100%; }
.nt-conversa-transcript summary { width: fit-content; list-style: none; }
.nt-conversa-transcript summary::-webkit-details-marker { display: none; }
.nt-conversa-transcript ol { padding-left: 20px; margin: 16px 0 0; font-size: 13px; color: var(--chat-paper); }
.nt-conversa-transcript li { margin-bottom: 10px; overflow-wrap: anywhere; }
.nt-conversa [hidden] { display: none !important; }
.nt-conversa .nt-conversa-bubble.is-new { animation: nt-conversa-appear 250ms cubic-bezier(.4,0,.2,1) both; }
.nt-conversa[data-playing="true"] .nt-conversa-draft:not(:empty) + .nt-conversa-caret { animation: nt-conversa-cursor 900ms step-end infinite; }
.nt-conversa[data-playing="true"] .nt-conversa-typing i { animation: nt-conversa-dots 900ms ease-in-out infinite; }
.nt-conversa .nt-conversa-typing i:nth-of-type(2) { animation-delay: 120ms; }
.nt-conversa .nt-conversa-typing i:nth-of-type(3) { animation-delay: 240ms; }
.nt-conversa[data-playing="false"] * { animation-play-state: paused !important; }
@keyframes nt-conversa-appear { from { opacity: 0; transform: translateY(8px) scale(.97); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes nt-conversa-cursor { 0%, 100% { opacity: 0; } 50% { opacity: 1; } }
@keyframes nt-conversa-dots { 0%, 70%, 100% { transform: translateY(0); } 35% { transform: translateY(-3px); } }
@media (max-width: 900px) {
  .nt-conversa .nt-conversa-inner { grid-template-columns: minmax(0, 1fr); gap: 40px; width: calc(100% - 32px); padding: 56px 20px; }
  .nt-conversa-copy { text-align: center; }
  .nt-conversa .nt-conversa-description { margin-inline: auto; }
}
@media (max-width: 480px) {
  .nt-conversa .nt-conversa-inner { padding-inline: 12px; }
  .nt-conversa .nt-conversa-header { padding: 14px 12px; gap: 8px; }
  .nt-conversa-body { height: 376px; padding: 16px 10px; }
  .nt-conversa .nt-conversa-bubble { max-width: 90%; }
}
@media (prefers-reduced-motion: reduce) {
  .nt-conversa *, .nt-conversa *::before, .nt-conversa *::after { animation: none !important; transition: none !important; }
}

/* Pedido do dono: sem os controles "Pausar animação" e "Ler conversa" visíveis.
   A transcrição continua no HTML só para leitores de tela (e fornece as mensagens à animação). */
.nt-conversa-pause { display: none !important; }
.nt-conversa-transcript {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap;
}