/* Light mode, como todos os projetos Smart Flows. Paleta alinhada com a spec:
   papel quente, verde da agencia, ambar para avisos. */

:root {
  --paper: #fbfbf9;
  --surface: #ffffff;
  --surface-alt: #f2f1ec;
  --ink: #22301f;
  --ink-soft: #55614f;
  --line: #ddddd2;
  --accent: #2e6b34;
  --accent-ink: #ffffff;
  --amber: #8a5a18;
  --amber-bg: #f6ebd8;
  --shadow: 0 1px 2px rgba(34, 48, 31, 0.06), 0 8px 24px rgba(34, 48, 31, 0.05);
}

* {
  box-sizing: border-box;
}

[hidden] { display: none !important; }
.turn > div, .composer input { min-width: 0; }
.doc { overflow-wrap: anywhere; overflow-x: auto; }

html,
body {
  height: 100%;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
  font-family: "Public Sans", "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

/* --- topo ---------------------------------------------------------------- */

.topbar {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.5rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.brand .dot {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--accent);
}

.sep,
.muted {
  color: var(--ink-soft);
}

.ghost {
  border: 1px solid transparent;
  background: none;
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.8rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  cursor: pointer;
}

.ghost:hover {
  border-color: var(--line);
  color: var(--ink);
}

/* --- conversa ------------------------------------------------------------ */

.thread {
  flex: 1;
  overflow-y: auto;
  padding: 2rem 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  scroll-behavior: smooth;
}

.empty {
  margin: auto;
  text-align: center;
  color: var(--ink-soft);
  max-width: 30rem;
}

.empty h1 {
  font-family: "Bricolage Grotesque", "Public Sans", sans-serif;
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 0.35rem;
}

.empty p {
  margin: 0;
}

.turn {
  width: 100%;
  max-width: 52rem;
  margin: 0 auto;
  display: flex;
}

.turn.cliente {
  justify-content: flex-start;
}

.turn.agente {
  justify-content: flex-end;
}

.who {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 0.35rem;
}

.bubble {
  background: var(--surface-alt);
  border: 1px solid var(--line);
  border-radius: 14px 14px 14px 4px;
  padding: 0.85rem 1.1rem;
  max-width: 32rem;
}

.bubble a {
  color: var(--accent);
  word-break: break-all;
}

.bubble .product {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px 14px 4px 14px;
  box-shadow: var(--shadow);
  padding: 1.5rem 1.75rem;
  width: 100%;
  max-width: 44rem;
}

/* --- estado -------------------------------------------------------------- */

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.status .pulse {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 1.1s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.25;
    transform: scale(0.8);
  }
  50% {
    opacity: 1;
    transform: scale(1);
  }
}

.error {
  background: var(--amber-bg);
  border-left: 3px solid var(--amber);
  border-radius: 0 8px 8px 0;
  padding: 0.75rem 1rem;
  color: var(--amber);
  font-size: 0.92rem;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.copy {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.8rem;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  cursor: pointer;
}

.copy:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* --- markdown do orcamento ----------------------------------------------- */

.doc h1 {
  font-family: "Bricolage Grotesque", "Public Sans", sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 0 1rem;
  line-height: 1.2;
}

.doc h2 {
  font-family: "Bricolage Grotesque", "Public Sans", sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  margin: 1.6rem 0 0.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.doc h2:first-child,
.doc h1 + h2 {
  margin-top: 0.5rem;
}

.doc h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 1rem 0 0.25rem;
}

.doc p {
  margin: 0.45rem 0;
}

.doc ul {
  margin: 0.45rem 0;
  padding-left: 1.15rem;
}

.doc li {
  margin: 0.25rem 0;
}

.doc strong {
  font-weight: 600;
}

.doc table {
  border-collapse: collapse;
  width: 100%;
  margin: 0.6rem 0;
  font-size: 0.92rem;
}

.doc th,
.doc td {
  text-align: left;
  padding: 0.4rem 0.8rem 0.4rem 0;
  border-bottom: 1px solid var(--line);
}

/* Cursor a piscar enquanto o texto ainda esta a chegar. */
.doc.streaming > :last-child::after {
  content: "";
  display: inline-block;
  width: 0.5rem;
  height: 1em;
  margin-left: 0.15rem;
  background: var(--accent);
  vertical-align: -0.15em;
  animation: pulse 1s steps(2) infinite;
}

/* --- composer ------------------------------------------------------------ */

.composer {
  flex-wrap: wrap;
  flex: none;
  display: flex;
  gap: 0.6rem;
  padding: 1rem 1.5rem 1.5rem;
  max-width: 52rem;
  width: 100%;
  margin: 0 auto;
}

.product-details { flex-basis: 100%; font-size: 0.85rem; color: var(--ink-soft); }
.product-details summary { cursor: pointer; }
.product-details label, .product-details small { display: block; margin: 0.35rem 0; }
.product-details textarea { width: 100%; resize: vertical; font: inherit; padding: 0.7rem; border: 1px solid var(--line); border-radius: 8px; }

.composer input {
  flex: 1;
  font: inherit;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
}

.composer input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.composer button {
  font: inherit;
  font-weight: 600;
  padding: 0.7rem 1.4rem;
  border: none;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
}

.composer button:disabled {
  opacity: 0.55;
  cursor: default;
}

@media (max-width: 640px) {
  .brand { flex-wrap: wrap; }
  .composer { flex-wrap: wrap; }
  .card {
    padding: 1.1rem 1.2rem;
  }
  .thread {
    padding: 1.25rem 1rem 0.5rem;
  }
  .composer {
    padding: 0.75rem 1rem 1rem;
  }
}