/*
  PORQUE EXISTE: visual do painel de conversas anteriores no clone —
  sheet simples, sem cards, alinhado ao tema neon do chat.
*/
.painel-historico {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.painel-historico[hidden] { display: none !important; }
.painel-historico-fundo {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, #000 55%, transparent);
}
.painel-historico-caixa {
  position: relative;
  width: min(440px, 100%);
  max-height: min(72vh, 520px);
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 14px 14px calc(14px + env(safe-area-inset-bottom, 0px));
  border-radius: 18px 18px 0 0;
  border: 1px solid var(--borda-forte);
  background: color-mix(in srgb, var(--fundo-caixa) 92%, #000);
  box-shadow: 0 -8px 40px color-mix(in srgb, var(--destaque) 18%, transparent);
}
.painel-historico-caixa header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.painel-historico-caixa h2 {
  margin: 0;
  flex: 1;
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0.02em;
  color: var(--texto);
}
.painel-historico-x {
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--texto);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}
.painel-historico-lista {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.painel-historico-item {
  width: 100%;
  text-align: left;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--borda-forte);
  background: color-mix(in srgb, var(--destaque) 8%, transparent);
  color: var(--texto);
  font-size: 14px;
  cursor: pointer;
}
.painel-historico-item:active,
.painel-historico-item:hover {
  background: color-mix(in srgb, var(--destaque) 22%, transparent);
}
.painel-historico-item:disabled { opacity: 0.5; }
.painel-historico-vazio {
  margin: 12px 4px;
  font-size: 13px;
  opacity: 0.7;
}
@media (min-width: 821px) {
  .painel-historico { align-items: center; }
  .painel-historico-caixa {
    border-radius: 16px;
    max-height: 60vh;
  }
}