/**
 * Página Producto — detalle rediseñado premium.
 * Vista: app/Views/Pages/Public/Producto/detalle.php
 * JS:    public/assets/js/pages/producto.js
 */

/* ════════════════════════════════════
   BREADCRUMB
   ════════════════════════════════════ */
.pd-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  padding: 1.2rem 1rem 0.8rem;
  flex-wrap: wrap;
}

.pd-breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color 0.2s;
}

.pd-breadcrumb a:hover { color: var(--color-primary); }

.pd-bc-sep {
  width: 13px; height: 13px;
  opacity: 0.45;
  flex-shrink: 0;
}

/* ════════════════════════════════════
   LAYOUT PRINCIPAL
   ════════════════════════════════════ */
.pd-layout {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3.25rem;
  padding: 1.5rem 0 5rem;
  align-items: start;
}

/* ════════════════════════════════════
   GALERÍA
   ════════════════════════════════════ */
.pd-gallery {
  position: sticky;
  top: calc(var(--navbar-secondary-height, 48px) + 1.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Etiqueta ribbon */
.pd-ribbon {
  position: absolute;
  top: 1rem;
  left: -0.25rem;
  z-index: 10;
  padding: 0.28rem 0.9rem 0.28rem 0.7rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 0 6px 6px 0;
  color: #fff;
}

.pd-ribbon--nuevo        { background: #22c55e; }
.pd-ribbon--más-vendido  { background: #FF5EA7; }
.pd-ribbon--oferta       { background: #f97316; }

/* Contenedor imagen principal */
.pd-main-img-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 28px;
  overflow: hidden;
  background: var(--color-surface);
  box-shadow: 0 14px 40px rgba(43, 34, 38, 0.08);
  border: 1px solid var(--color-border);
  cursor: crosshair;
}

.pd-main-img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
  will-change: transform;
  -webkit-user-select: none;
  user-select: none;
}

.pd-placeholder {
  font-size: 6.5rem;
  border-radius: 28px;
  letter-spacing: -0.04em;
}

/* Hint de zoom */
.pd-zoom-hint {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-size: 0.74rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: 99px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  pointer-events: none;
  transition: opacity 0.3s;
}

.pd-main-img-wrap:hover .pd-zoom-hint { opacity: 0; }

/* ── Lente de zoom ── */
.pd-lens {
  display: none;
  position: absolute;
  width: 120px;
  height: 120px;
  border: 2.5px solid var(--color-primary);
  border-radius: 50%;
  box-shadow:
    0 0 0 2px #fff,
    0 8px 24px rgba(255,94,167,0.3);
  pointer-events: none;
  z-index: 20;
  background: rgba(255,255,255,0.08);
}

/* ── Ventana de zoom resultado ── */
.pd-zoom-result {
  display: none;
  position: absolute;
  top: 0;
  left: calc(100% + 1.2rem);
  width: 360px;
  height: 360px;
  border-radius: 20px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.16);
  border: 2px solid rgba(255,94,167,0.25);
  overflow: hidden;
  background-repeat: no-repeat;
  z-index: 30;
  pointer-events: none;
}

/* Cuando el zoom está activo */
.pd-main-img-wrap.is-zooming .pd-lens        { display: block; }
.pd-main-img-wrap.is-zooming .pd-zoom-result { display: block; }

/* Thumbnails */
.pd-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
}

.pd-thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  height: auto;
  border-radius: 16px;
  overflow: hidden;
  border: 2.5px solid transparent;
  background: var(--color-surface);
  padding: 0;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 3px 10px rgba(0,0,0,0.04);
}

.pd-thumb img,
.pd-thumb .img-placeholder {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 0;
  font-size: 1.25rem;
  font-weight: 800;
}

.pd-thumb:hover {
  transform: translateY(-3px);
  border-color: rgba(255,94,167,0.4);
}

.pd-thumb.is-active {
  border-color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(255,94,167,0.28);
}

/* ════════════════════════════════════
   COLUMNA INFO
   ════════════════════════════════════ */
.pd-category-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background: rgba(255,94,167,0.1);
  border: 1px solid rgba(255,94,167,0.22);
  padding: 0.28rem 0.8rem;
  border-radius: 99px;
  margin-bottom: 0.75rem;
}

.pd-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin: 0 0 0.6rem;
}

.pd-meta {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0;
}

.pd-meta-sep { opacity: 0.4; }

.pd-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 1.4rem 0;
}

/* Etiqueta de sección */
.pd-section-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 0.7rem;
}

/* Chips de presentación */
.pd-presentacion-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.4rem;
}

.pd-chip {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  padding: 0.55rem 1rem;
  border-radius: 10px;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}

.pd-chip:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.pd-chip.is-active {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  box-shadow: 0 4px 12px rgba(255,94,167,0.18);
}

.pd-chip-detail {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.pd-chip.is-active .pd-chip-detail { color: var(--color-primary-dark); opacity: 0.75; }

/* Escala de precios */
.pd-price-tiers {
  background: var(--color-surface-2);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  min-height: 42px;
}

.pd-price-tiers strong { color: var(--color-text); }

/* Stepper cantidad */
.pd-qty-row {
  margin-bottom: 1.5rem;
}

.pd-stepper {
  display: inline-flex;
  align-items: center;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
}

.pd-stepper button {
  background: none;
  border: none;
  padding: 0.6rem 1rem;
  cursor: pointer;
  color: var(--color-text);
  display: flex;
  align-items: center;
  transition: background 0.15s, color 0.15s;
}

.pd-stepper button:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.pd-stepper input {
  width: 56px;
  text-align: center;
  border: none;
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  background: transparent;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  padding: 0.6rem 0;
  outline: none;
  -webkit-appearance: textfield;
  -moz-appearance: textfield;
  appearance: textfield;
}

.pd-stepper input::-webkit-outer-spin-button,
.pd-stepper input::-webkit-inner-spin-button { -webkit-appearance: none; }

/* Precio en vivo */
.pd-price-live {
  background: linear-gradient(135deg, rgba(255,94,167,0.08) 0%, rgba(201,182,228,0.1) 100%);
  border: 1.5px solid rgba(255,94,167,0.2);
  border-radius: 16px;
  padding: 1.2rem 1.4rem;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.pd-price-main {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.pd-price-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.pd-price-amount {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--color-primary-dark);
  line-height: 1;
  letter-spacing: -0.03em;
  transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.pd-price-amount.is-updating {
  transform: scale(1.12);
}

.pd-price-sub {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Botones CTA */
.pd-actions {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.pd-btn-primary {
  flex: 1;
  min-width: 180px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 0.9rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(255,94,167,0.3);
}

.pd-btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,94,167,0.38);
}

.pd-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  padding: 0.9rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.pd-btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* Trust badges */
.pd-trust-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}

.pd-trust-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.76rem;
  color: var(--color-text-muted);
  background: var(--color-surface-2);
  border-radius: 8px;
  padding: 0.35rem 0.7rem;
}

/* Tabs */
.pd-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0;
}

.pd-tabs button {
  background: none;
  border: none;
  padding: 0.85rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  border-bottom: 2.5px solid transparent;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}

.pd-tabs button.is-active {
  color: var(--color-primary-dark);
  border-color: var(--color-primary);
}

.pd-tab-content {
  padding: 1.5rem 0;
}

/* Meta badges */
.pd-meta {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.pd-meta-badge {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
}

.pd-meta-badge strong {
  color: var(--color-text);
}

/* Tarjeta principal de opciones */
.pd-card-options {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin-top: 1.25rem;
  box-shadow: 0 8px 30px rgba(43, 34, 38, 0.05);
}

/* Bloque unificado de cantidad y precio */
.pd-purchase-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.pd-qty-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

/* Ajustes a la tarjeta de presentaciones a ancho completo */
.pd-pres-container {
  margin-bottom: 5rem;
}

.pd-pres-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.75rem 2rem;
  box-shadow: 0 8px 30px rgba(43, 34, 38, 0.05);
}

.pd-pres-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.pd-pres-tag {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  background: var(--color-primary-soft);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
}

.pd-table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
}

.pd-pres-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.pd-pres-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pd-pres-table th,
.pd-pres-table td {
  text-align: left;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.pd-pres-table th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  background: var(--color-surface-2);
  border-radius: 6px;
}

.pd-tier-cell {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pd-tier-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--color-primary-soft);
  border-radius: var(--radius-pill);
  font-size: 0.76rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border: 1px solid rgba(255, 94, 167, 0.25);
}

.tier-qty {
  color: var(--color-text);
}

.tier-arrow {
  color: var(--color-primary);
  font-size: 0.7rem;
}

.tier-price {
  color: var(--color-primary-dark);
}

/* ════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════ */
@media (max-width: 1024px) {
  .pd-zoom-result { display: none !important; }
  .pd-gallery { position: static; }
}

@media (max-width: 900px) {
  .pd-layout { grid-template-columns: 1fr; gap: 2.25rem; }
}

@media (max-width: 640px) {
  .pd-layout {
    padding: 1rem 1rem 3rem !important;
    gap: 1.5rem;
  }
  .pd-gallery {
    padding: 0;
  }
  .pd-info {
    padding: 0;
  }
  .pd-title {
    font-size: 1.4rem;
  }
  .pd-card-options {
    padding: 1.15rem;
    margin-top: 1rem;
    border-radius: var(--radius-lg);
  }
  .pd-price-amount { font-size: 1.6rem; }
  .pd-actions      { flex-direction: column; }
  .pd-btn-primary  { min-width: 0; }
  .pd-purchase-block { flex-direction: column; align-items: stretch; }
  
  .pd-pres-container {
    padding: 0 1rem !important;
    margin-bottom: 5.5rem;
  }
  .pd-pres-card {
    padding: 1.15rem;
    border-radius: var(--radius-lg);
  }

  /* Vista de tabla en tarjetas móviles para que nunca se corte */
  .pd-table-responsive {
    overflow: visible;
  }
  .pd-pres-table {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    border: none;
  }
  .pd-pres-table thead {
    display: none;
  }
  .pd-pres-table tbody {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
  .pd-pres-table tr {
    display: flex;
    flex-direction: column;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    gap: 0.5rem;
  }
  .pd-pres-table td {
    padding: 0;
    border-bottom: none;
  }
  .pd-pres-name {
    font-size: 0.95rem;
  }
  .pd-pres-table td:nth-child(2) {
    font-size: 0.8rem;
    color: var(--color-text-muted);
  }
  .pd-tier-cell {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.4rem;
    margin-top: 0.35rem;
    padding-top: 0.5rem;
    border-top: 1px dashed var(--color-border);
  }
  .pd-tier-badge {
    justify-content: space-between;
    padding: 0.35rem 0.6rem;
    font-size: 0.72rem;
    background: #FFFFFF;
  }
}