/**
 * Product Detail View - Ficha técnica
 * Tema Living/Brands. Dos columnas: galería (izq) + datos editables del producto (der).
 * Sin carrito ni valoraciones; solo campos del schema (descripción, beneficios, diferenciación, etc.).
 */

/* ============================================
   CONTENEDOR
   ============================================ */
.product-view {
  min-height: 100vh;
  background: var(--living-bg-deep, var(--bg-primary));
  padding: var(--app-header-height, 45.8px) 2rem 2rem; /* Arriba: altura header fijo; #app-container no aplica padding en esta vista */
  max-width: 1400px;
  margin: 0 auto;
  box-sizing: border-box;
}

/* ============================================
   BREADCRUMBS
   ============================================ */
.product-view-breadcrumbs {
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--living-text-muted);
}

.product-view-breadcrumbs a {
  color: var(--living-text-light);
  text-decoration: none;
  transition: color 0.2s ease;
}

.product-view-breadcrumbs a:hover {
  color: var(--accent-warm, #D4754E);
}

.product-view-breadcrumbs span {
  margin: 0 0.35rem;
  opacity: 0.6;
}

/* ============================================
   BOTÓN VOLVER
   ============================================ */
.product-view-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  padding: 0.5rem 0;
  background: none;
  border: none;
  color: var(--living-text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.2s ease;
  text-decoration: none;
}

.product-view-back:hover {
  color: var(--accent-warm, #D4754E);
}

/* ============================================
   LAYOUT DOS COLUMNAS
   ============================================ */
.product-view-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 900px) {
  .product-view-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* ============================================
   GALERÍA (IZQUIERDA)
   ============================================ */
.product-view-gallery {
  background: var(--living-bg-card);
  border: 1px solid var(--border-divider);
  border-radius: 12px;
  overflow: hidden;
  position: sticky;
  top: 1.5rem;
}

.product-view-main-wrap {
  aspect-ratio: 1;
  background: var(--living-bg-surface, #0E1012);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.product-view-main-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.product-view-thumbnails {
  display: flex;
  gap: 0.5rem;
  padding: 1rem;
  overflow-x: auto;
  border-top: 1px solid var(--border-divider);
}

.product-view-thumb {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color 0.2s ease, opacity 0.2s ease;
  background: var(--living-bg-surface, #0E1012);
}

.product-view-thumb:hover {
  opacity: 0.9;
}

.product-view-thumb.active {
  border-color: var(--accent-warm, #D4754E);
}

.product-view-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================
   INFO (DERECHA)
   ============================================ */
.product-view-info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Fila del nombre (editable) */
.product-view-title-row {
  flex-direction: column;
  align-items: stretch;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.product-view-title-input {
  font-size: 1.5rem;
  font-weight: 700;
  padding: 0.6rem 0.75rem;
}

/* Campos editables */
.product-view-input,
.product-view-select,
.product-view-textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: var(--living-bg-surface, #0E1012);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  color: var(--living-text-light);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s ease;
}

.product-view-input:focus,
.product-view-select:focus,
.product-view-textarea:focus {
  outline: none;
  border-color: var(--accent-warm, #D4754E);
}

.product-view-input::placeholder,
.product-view-textarea::placeholder {
  color: var(--living-text-muted, rgba(232, 221, 212, 0.35));
}

.product-view-input-inline {
  max-width: 14rem;
  min-width: 8rem;
}

.product-view-select {
  cursor: pointer;
}

.product-view-textarea {
  resize: vertical;
  min-height: 4rem;
}

.product-view-textarea.product-view-editable {
  display: block;
  width: 100%;
}

/* Ficha técnica: bloques de datos para IA */
.product-view-sheet {
  background: var(--living-bg-card);
  border: 1px solid var(--border-divider);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.product-view-sheet-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border-divider);
}

.product-view-sheet-row:last-child {
  border-bottom: none;
}

.product-view-sheet-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--living-text-muted);
  flex-shrink: 0;
}

.product-view-sheet-value {
  font-size: 0.95rem;
  color: var(--living-text-light);
  text-align: right;
  word-break: break-word;
}

.product-view-sheet-section {
  margin-bottom: 1.25rem;
}

.product-view-sheet-section .product-view-sheet-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--living-text-muted);
  margin: 0 0 0.4rem 0;
}

.product-view-sheet-section .product-view-sheet-value {
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--text-secondary);
  text-align: left;
}

/* ============================================
   ESTADO DE CARGA
   ============================================ */
.product-view-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  gap: 1rem;
  color: var(--living-text-muted);
}

.product-view-loading i {
  font-size: 2.5rem;
  animation: product-view-spin 0.8s linear infinite;
}

@keyframes product-view-spin {
  to { transform: rotate(360deg); }
}

/* ============================================
   ERROR
   ============================================ */
.product-view-error {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--living-text-muted, rgba(232, 221, 212, 0.6));
}

.product-view-error h2 {
  font-size: 1.25rem;
  color: var(--living-text-light);
  margin-bottom: 0.5rem;
}