:root {
  --app-bg: #FBF7EE;
  --surface: #FFFFFF;
  --surface-soft: #F6F0E2;
  --ink: #2B1710;
  --ink-soft: #7A6151;
  --line: #E9DECB;
  --accent: #D9631E;
  --accent-ink: #FFF7ED;
  --accent-deep: #8C2A12;
  --danger: #B23A1F;
  --bubble-cliente: #FFFFFF;
  --bubble-atendente: #F0A03C;
  --bubble-atendente-ink: #2B1710;
}

@media (prefers-color-scheme: dark) {
  :root {
    --app-bg: #1B130E;
    --surface: #241A13;
    --surface-soft: #2C2018;
    --ink: #F4E9DA;
    --ink-soft: #C4AD98;
    --line: #3C2C20;
    --accent: #F0A03C;
    --accent-ink: #2B1710;
    --bubble-cliente: #2C2018;
    --bubble-atendente: #F0A03C;
    --bubble-atendente-ink: #2B1710;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--app-bg);
  color: var(--ink);
  font-family: 'Work Sans', system-ui, sans-serif;
  min-height: 100vh;
}

.wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 24px 18px 40px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.brand img { height: 34px; width: auto; }
.brand span {
  font-family: 'Baloo 2', system-ui, sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--accent-deep, var(--accent));
}

h1 {
  font-family: 'Baloo 2', system-ui, sans-serif;
  font-size: 1.4rem;
  margin: 0 0 6px;
}
p.lead { color: var(--ink-soft); margin: 0 0 22px; line-height: 1.5; }

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin: 14px 0 6px;
  color: var(--ink-soft);
}

input[type="text"], textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 12px;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 0.95rem;
}
textarea { resize: vertical; min-height: 90px; }
input[type="text"]:focus, textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.btn {
  appearance: none;
  border: none;
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 13px 20px;
  border-radius: 12px;
  width: 100%;
  margin-top: 18px;
}
.btn:disabled { opacity: 0.6; cursor: default; }
.btn.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn.danger { background: var(--danger); color: #fff; }

.error {
  color: var(--danger);
  font-size: 0.85rem;
  margin-top: 8px;
  min-height: 1em;
}

.hint {
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-top: 10px;
  line-height: 1.4;
}

/* --- chat --- */

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
}
.chat-header h1 { margin: 0; font-size: 1.1rem; }
.chat-header .sub { font-size: 0.8rem; color: var(--ink-soft); }

.status-pill {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .03em;
  white-space: nowrap;
}
.status-pill.aberto { background: #DDF0DD; color: #1F6B2C; }
.status-pill.fechado { background: var(--line); color: var(--ink-soft); }
@media (prefers-color-scheme: dark) {
  .status-pill.aberto { background: #1F3A22; color: #8FDB9A; }
}

.thread {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  padding: 4px 2px 12px;
}

.msg {
  max-width: 82%;
  padding: 10px 13px;
  border-radius: 14px;
  font-size: 0.92rem;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
}
.msg .time {
  display: block;
  font-size: 0.68rem;
  margin-top: 4px;
  opacity: 0.65;
}
.msg.cliente {
  align-self: flex-start;
  background: var(--bubble-cliente);
  border: 1px solid var(--line);
  border-bottom-left-radius: 4px;
}
.msg.atendente {
  align-self: flex-end;
  background: var(--bubble-atendente);
  color: var(--bubble-atendente-ink);
  border-bottom-right-radius: 4px;
}

.composer {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  margin-top: 12px;
}
.composer textarea {
  flex: 1;
  min-height: 44px;
  max-height: 140px;
}
.composer button {
  flex-shrink: 0;
  width: auto;
  margin-top: 0;
  padding: 12px 18px;
}

.closed-banner {
  text-align: center;
  font-size: 0.82rem;
  color: var(--ink-soft);
  padding: 10px;
  border-top: 1px solid var(--line);
  margin-top: 12px;
}

/* --- painel list --- */

.ticket-list { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
.ticket-row {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  text-decoration: none;
  color: inherit;
}
.ticket-row .top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 4px;
}
.ticket-row .nome { font-weight: 700; }
.ticket-row .assunto { font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 4px; }
.ticket-row .preview {
  font-size: 0.82rem;
  color: var(--ink-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ticket-row .when { font-size: 0.72rem; color: var(--ink-soft); }

.empty-state {
  text-align: center;
  color: var(--ink-soft);
  padding: 40px 10px;
  font-size: 0.9rem;
}

.top-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}
.top-actions a.back { color: var(--ink-soft); text-decoration: none; font-size: 0.85rem; }