/* ==========================================================================
   PRODUTOS - Catalogo Navegavel de Produtos
   Componente: js/components/produtos.js
   ========================================================================== */

/* --- Container principal --- */
.prod-container {
  padding-top: calc(var(--navbar-height) + var(--space-3));
  padding-right: calc(50px + var(--space-4));
  padding-left: var(--space-4);
  padding-bottom: var(--space-3);
  min-height: 100vh;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-secondary);
  user-select: none;
  overflow: hidden;
  touch-action: pan-y;
}

/* --- Estado vazio / loading --- */
.prod-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--color-text-secondary);
}

.prod-empty i {
  font-size: 48px;
  opacity: 0.4;
}

.prod-empty span {
  font-size: var(--font-size-md);
}

/* --- Header com nome e setas --- */
.prod-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  flex-shrink: 0;
}

.prod-title-area {
  flex: 1;
  text-align: center;
  min-width: 0;
}

.prod-counter {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.prod-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --- Setas de navegacao --- */
.prod-nav {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-border);
  background: var(--color-bg-primary);
  color: var(--color-text);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.prod-nav:hover:not(:disabled) {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
  transform: scale(1.05);
}

.prod-nav:active:not(:disabled) {
  transform: scale(0.95);
}

.prod-nav:disabled {
  opacity: 0.25;
  cursor: default;
  pointer-events: none;
}

/* --- Conteudo principal (foto + info) --- */
.prod-content {
  flex: 1;
  display: flex;
  flex-direction: row;
  gap: var(--space-5);
  min-height: 0;
  transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1),
              opacity 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.prod-content.swiping {
  transition: none;
}

/* --- Foto do produto --- */
.prod-photo-area {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 200px;
  border: 1px solid var(--color-border);
}

.prod-photo {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

.prod-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  color: var(--color-border);
  width: 100%;
  height: 100%;
  min-height: 250px;
}

.prod-placeholder i {
  font-size: 72px;
  opacity: 0.5;
}

.prod-placeholder span {
  font-size: var(--font-size-sm);
  opacity: 0.6;
}

/* --- Painel de informacoes --- */
.prod-info {
  flex: 0 0 340px;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  overflow-y: auto;
}

.prod-section {
  background: var(--color-bg-primary);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
}

.prod-section-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-3) 0;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.prod-section-title i {
  font-size: 14px;
}

.prod-obs {
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 200px;
  overflow-y: auto;
}

.prod-obs-empty {
  color: var(--color-text-secondary);
  font-style: italic;
}

/* --- Metadados (temperatura, fabricante) --- */
.prod-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.prod-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.prod-meta-item > i {
  font-size: 20px;
  color: var(--color-primary);
  width: 28px;
  text-align: center;
  flex-shrink: 0;
}

.prod-meta-label {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.prod-meta-value {
  display: block;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

/* --- Botao Bula --- */
.prod-bula-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 2px solid var(--color-primary);
  background: transparent;
  color: var(--color-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.prod-bula-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

.prod-bula-badge {
  font-size: var(--font-size-xs);
  background: var(--color-warning);
  color: #fff;
  padding: 1px 8px;
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
}

/* --- Dots --- */
.prod-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: var(--space-2) 0;
  flex-shrink: 0;
  flex-wrap: wrap;
}

.prod-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-border);
  cursor: pointer;
  transition: background 0.3s, transform 0.3s, width 0.3s;
}

.prod-dot.active {
  background: var(--color-primary);
  width: 20px;
  border-radius: 4px;
}

.prod-dot:hover:not(.active) {
  background: var(--color-text-secondary);
  transform: scale(1.3);
}

.prod-dots-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

/* ==========================================================================
   RESPONSIVE: Portrait (tablet em pe)
   ========================================================================== */
@media (orientation: portrait) {
  .prod-content {
    flex-direction: column;
  }

  .prod-photo-area {
    flex: 0 0 auto;
    max-height: 45vh;
  }

  .prod-info {
    flex: 1;
    min-height: 0;
  }

  .prod-title {
    font-size: var(--font-size-lg);
  }
}

/* Telas pequenas */
@media (max-width: 768px) {
  .prod-container {
    padding-right: var(--space-4);
  }

  .prod-info {
    flex: 0 0 auto;
  }

  .prod-obs {
    max-height: 150px;
  }
}