/* ==============================================================================
   SIMULADOR: MOBILE (tarefa 3.8)
   Bottom sheet #mobile_summary_bar (< 992px, onde a barra existe) e, abaixo de
   768px: prévia compacta no topo, etapas do wizard como segmented, carrossel de
   tipologias com scroll-snap e bandeja .quote-tray substituída pelo sheet.
   Referência: docs/redesign/prototipo/SimuladorMobile.dc.html (390px).
   ============================================================================== */

/* ------------------------------------------------------------------------------
   BOTTOM SHEET (#mobile_summary_bar). Classe 'visible' = há itens (simulator.js);
   'is-expanded' = aberto. Recolhido, desce a altura do corpo (--sheet-body-h,
   medida no JS), então só a alça + linha de resumo ficam à vista.
   ------------------------------------------------------------------------------ */
.mobile-summary-bar {
  --sheet-body-h: 0px;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1037;
  display: none;
  flex-direction: column;
  padding: 0 var(--space-4) calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
  border-radius: var(--radius-panel) var(--radius-panel) 0 0;
  box-shadow: var(--shadow-sheet);
  color: var(--text);
  transform: translateY(var(--sheet-body-h));
  transition: transform var(--dur-move) var(--ease-spring);
}

.mobile-summary-bar.visible { display: flex; }
.mobile-summary-bar.is-expanded { transform: translateY(0); }

/* Alça: área de toque com 44px de altura, pílula de 36×5 */
.mobile-sheet-handle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: var(--tap);
  margin-bottom: calc(-1 * var(--space-3));
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.mobile-sheet-handle:focus-visible { outline: none; }
.mobile-sheet-handle:focus-visible .mobile-sheet-grip { box-shadow: var(--focus-ring); }

.mobile-sheet-grip {
  width: 36px;
  height: 5px;
  border-radius: var(--radius-pill);
  background: rgba(60, 60, 67, .3);
}

.mobile-summary-bar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-width: 0;
}

.mobile-summary-bar-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
  font-size: var(--fs-callout);
  font-weight: 500;
  color: var(--text-secondary);
}

.mobile-summary-bar-info strong {
  color: var(--text);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* Valor da prévia: borrado, como na bandeja */
.mobile-sheet-teaser {
  font-size: var(--fs-callout);
  font-weight: 600;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  filter: blur(5px);
  user-select: none;
}

.mobile-summary-bar-actions {
  display: flex;
  flex: 0 0 auto;
  gap: var(--space-2);
}

.mobile-sheet-btn {
  min-height: var(--tap);
  padding-inline: var(--space-4);
  border-radius: var(--radius-pill);
  font-size: var(--fs-callout);
  font-weight: 600;
  white-space: nowrap;
}

/* Corpo expansível: lista de itens com "Editar" */
.mobile-sheet-body {
  max-height: min(50vh, 360px);
  margin-top: var(--space-4);
  overflow-y: auto;
  overscroll-behavior: contain;
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out), visibility 0s linear var(--dur-move);
}
.mobile-summary-bar.is-expanded .mobile-sheet-body {
  visibility: visible;
  opacity: 1;
  transition: opacity var(--dur-fast) var(--ease-out), visibility 0s;
}

.mobile-sheet-label { margin: 0 0 10px; }

.mobile-sheet-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0 0 var(--space-2);
  list-style: none;
}

.mobile-sheet-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-2) var(--space-3) var(--space-4);
  border-radius: var(--radius-card);
  background: var(--bg-surface);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04);
}
.mobile-sheet-item.is-editing { box-shadow: 0 0 0 2px var(--accent); }

.mobile-sheet-item-text { flex: 1 1 auto; min-width: 0; }
.mobile-sheet-item-name,
.mobile-sheet-item-meta {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.mobile-sheet-item-name { font-size: var(--fs-callout); font-weight: 600; }
.mobile-sheet-item-meta {
  font-size: var(--fs-footnote);
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.mobile-sheet-edit {
  flex: 0 0 auto;
  min-width: var(--tap);
  min-height: var(--tap);
  padding: 0 var(--space-3);
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--accent-text);
  font: inherit;
  font-size: var(--fs-callout);
  font-weight: 500;
  cursor: pointer;
  transition: transform var(--dur-press) var(--ease-out);
}
.mobile-sheet-edit:active { transform: scale(var(--press-scale)); }
.mobile-sheet-edit:focus-visible { outline: none; box-shadow: var(--focus-ring); }

/* Scrim atrás do sheet aberto */
.mobile-sheet-scrim {
  position: fixed;
  inset: 0;
  z-index: 1036;
  background: var(--scrim, rgba(0, 0, 0, .32));
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-fast) var(--ease-out), visibility 0s linear var(--dur-fast);
}
.mobile-sheet-scrim.is-visible {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur-fast) var(--ease-out), visibility 0s;
}

@media (min-width: 992px) {
  .mobile-summary-bar,
  .mobile-sheet-scrim { display: none !important; }
}

@media (max-width: 991.98px) {
  body { padding-bottom: 104px; }

  /* WhatsApp e toasts acima do sheet recolhido; somem com o sheet aberto */
  .wa-float-btn { bottom: calc(104px + env(safe-area-inset-bottom, 0px)); }
  body:has(.mobile-summary-bar.is-expanded) .wa-float-btn {
    opacity: 0;
    pointer-events: none;
  }
  .inline-toast-wrap {
    left: var(--space-3);
    right: var(--space-3);
    max-width: none;
    top: auto;
    bottom: calc(104px + env(safe-area-inset-bottom, 0px));
  }
}

/* ------------------------------------------------------------------------------
   < 768px: prévia compacta, segmented, carrossel, sheet no lugar da bandeja
   ------------------------------------------------------------------------------ */
@media (max-width: 767.98px) {
  .hero-title { font-size: 2rem; }
  .sim-section { padding-top: var(--space-8); }
  .sim-section-title { margin-bottom: var(--space-5); }
  .sim-grid { gap: var(--space-4); }

  /* Prévia no topo, altura limitada */
  .sim-preview-card { padding: var(--space-4); }
  .sim-preview-stage,
  .sim-preview-photos { margin-top: var(--space-3); }
  .preview-stage {
    min-width: 0;
    min-height: 0;
    height: 240px;
  }
  .preview-gallery { height: 240px; padding: var(--space-2); }
  .preview-figure { margin: -20px 20px 0 0; }
  .sim-preview-specs { margin-top: var(--space-8); font-size: var(--fs-footnote); }
  .wa-float-label { display: none; }
  .wa-float-btn { padding: 0; width: 52px; height: 52px; }

  /* Etapas do wizard como segmented (mesmos .wizard-step do desktop) */
  .sim-steps.wizard-stepper {
    gap: 0;
    padding: 2px;
    margin-bottom: var(--space-5);
    border-radius: var(--radius-control);
    background: var(--fill-control);
  }
  .sim-steps .step-sep { display: none; }
  .sim-steps .wizard-step {
    flex: 1 1 0;
    flex-direction: row;
    justify-content: center;
    gap: 0;
    min-width: 0;
    min-height: var(--tap);
    padding: 0 var(--space-1);
    border-radius: 8px;
    color: var(--text);
    transition: transform var(--dur-press) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
  }
  .sim-steps .wizard-step::before,
  .sim-steps .wizard-step-circle { display: none; }
  .sim-steps .wizard-step .wizard-step-label {
    display: inline;
    font-size: var(--fs-footnote);
    font-weight: 600;
    letter-spacing: var(--ls-callout);
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .sim-steps .wizard-step.active {
    background: var(--bg-surface);
    box-shadow: var(--shadow-segment);
  }
  .sim-steps .wizard-step:focus-visible { outline: none; box-shadow: var(--focus-ring); }

  /* Carrossel de tipologias: scroll-snap horizontal, sangra até a borda da tela */
  .sim-typology-grid.row {
    --bs-gutter-x: 0;
    --bs-gutter-y: 0;
    --sim-bleed: clamp(16px, 4vw, 56px);
    display: flex;
    flex-wrap: nowrap;
    gap: var(--space-3);
    margin: 0 calc(-1 * var(--sim-bleed));
    padding: var(--space-1) var(--sim-bleed) var(--space-4);
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: var(--sim-bleed);
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .sim-typology-grid.row::-webkit-scrollbar { display: none; }
  .sim-typology-grid.row > .col-6 {
    flex: 0 0 70%;
    width: 70%;
    max-width: 70%;
    margin: 0;
    padding: 0;
    scroll-snap-align: start;
  }

  /* Sem duplicar: o sheet oferece "Liberar valor"; o aviso legal continua visível */
  .quote-tray-wrap { display: none; }

}

@media (max-width: 380px) {
  .mobile-sheet-btn { padding-inline: var(--space-3); }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-summary-bar,
  .mobile-sheet-body,
  .mobile-sheet-scrim,
  .mobile-sheet-edit,
  .sim-steps .wizard-step { transition-duration: .01ms; }
  .sim-typology-grid.row { scroll-behavior: auto; }
}

@media (prefers-reduced-transparency: reduce) {
  .mobile-summary-bar.material {
    background: var(--bg-grouped);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}