/* ============================================
   PRODUCT PAGE - Gallery + Info Layout
   ============================================ */

/* === HERO === */
.p-hero {
  padding: 100px 0 60px;
  background: linear-gradient(180deg, var(--primary-50) 0%, var(--white) 100%);
}

.p-hero-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

/* === GALLERY === */
.p-gallery {
  position: sticky;
  top: 96px;
}

.p-gallery-main {
  background: linear-gradient(160deg, #f0f0ff 0%, #f8faff 50%, #eef5ff 100%);
  border-radius: var(--radius-2xl);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 460px;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-card);
  margin-bottom: 16px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.p-hero-img {
  max-height: 380px;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.12));
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.p-gallery-main:hover .p-hero-img {
  transform: scale(1.03);
}

.p-image-quick {
  position: absolute;
  left: 14px;
  bottom: 14px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  z-index: 2;
}

.p-image-chip {
  display: inline-flex;
  flex-direction: column;
  gap: 1px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: rgba(17, 24, 39, 0.62);
  color: #fff;
  line-height: 1.1;
  backdrop-filter: blur(4px);
}

.p-image-chip strong {
  font-size: 0.75rem;
  font-weight: 700;
}

.p-image-chip span {
  font-size: 0.625rem;
  opacity: 0.9;
}

.p-gallery-thumbs {
  display: flex;
  gap: 12px;
}

.p-thumb {
  width: 76px;
  height: 76px;
  padding: 10px;
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.p-thumb img {
  max-height: 100%;
  object-fit: contain;
}

.p-thumb:hover {
  border-color: var(--primary-200);
  box-shadow: var(--shadow-md);
}

.p-thumb.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* Color swatches under thumbs */
.p-colors {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
}

.p-colors-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gray-600);
}

.p-color-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--gray-200);
  cursor: pointer;
  transition: all var(--transition);
}

.p-color-dot:hover,
.p-color-dot.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
  transform: scale(1.15);
}

/* === PRODUCT INFO === */
.p-info {
  padding-top: 8px;
}

.p-info-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--gray-400);
  margin-bottom: 24px;
}

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

.p-info-brand {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2.5px;
  margin-bottom: 10px;
  padding: 5px 14px;
  background: var(--primary-50);
  border-radius: var(--radius-full);
  border: 1px solid var(--primary-100);
}

.p-info-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.p-info-title .p-title-main {
  display: block;
}

.p-info-title .p-title-sub {
  display: block;
  margin-top: 8px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--gray-600);
  line-height: 1.45;
}

.p-info-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}

/* Quick specs grid - 2x3 */
.p-info-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 28px;
}

.p-info-spec {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.p-info-spec:hover {
  border-color: var(--primary-200);
  background: var(--primary-50);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.p-info-spec-icon {
  width: 36px;
  height: 36px;
  background: var(--primary-50);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.p-info-spec-icon svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
}

.p-info-spec-text .spec-val {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
}

.p-info-spec-text .spec-lbl {
  font-size: 0.6875rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

/* Actions */
.p-info-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.p-info-actions .btn-buy {
  flex: 1;
}

/* Meta */
.p-info-meta {
  padding: 18px 20px;
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  display: flex;
  gap: 28px;
  border: 1px solid var(--gray-100);
}

.p-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--gray-600);
}

.p-meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--gray-400);
}

.p-meta-item strong {
  color: var(--gray-800);
}

/* === SPECS SECTION - Premium Stacked Spec Cards === */
.p-specs-section {
  padding: 80px 0;
  background: var(--gray-50);
}

.p-section-title {
  text-align: center;
  margin-bottom: 48px;
}

.p-section-title h2 {
  font-size: 2.125rem;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.p-section-title p {
  color: var(--gray-500);
  font-size: 1.0625rem;
}

.p-specs-toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 0 0 26px;
}

.p-spec-chip {
  border: 1px solid var(--primary-200);
  background: #fff;
  color: var(--primary);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: all var(--transition);
}

.p-spec-chip:hover {
  background: var(--primary-50);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.p-spec-chip.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.25);
}

.p-specs-stack {
  display: grid;
  gap: 18px;
}

.p-spec-block {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  scroll-margin-top: 92px;
}

.p-spec-block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
}

.p-spec-block-head h3 {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.p-spec-block-head span {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}

.p-spec-block-body {
  display: grid;
}

.p-spec-block-row {
  display: grid;
  grid-template-columns: minmax(220px, 34%) 1fr;
  border-bottom: 1px solid var(--gray-100);
}

.p-spec-block-row:last-child {
  border-bottom: none;
}

.p-spec-block-key {
  padding: 12px 18px;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--gray-600);
  background: var(--gray-50);
  border-right: 1px solid var(--gray-100);
}

.p-spec-block-val {
  padding: 12px 18px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-800);
  line-height: 1.45;
  word-break: break-word;
}

/* Legacy fallback (kept for old template compatibility) */
.p-specs-grid {
  column-count: 1;
  column-gap: 0;
}

.p-spec-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  height: auto;
  display: inline-block;
  width: 100%;
  margin: 0 0 20px;
  break-inside: avoid;
  page-break-inside: avoid;
}

.p-spec-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.p-spec-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 24px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
}

.p-spec-card-header svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.p-spec-card-header h3 {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.p-spec-card-body {
  padding: 0;
}

.p-spec-row {
  display: flex;
  border-bottom: 1px solid var(--gray-50);
  transition: background var(--transition);
}

.p-spec-row:last-child {
  border-bottom: none;
}

.p-spec-row:hover {
  background: rgba(238, 242, 255, 0.4);
}

.p-spec-label {
  width: 42%;
  padding: 12px 20px;
  font-weight: 600;
  font-size: 0.8125rem;
  color: var(--gray-500);
  background: var(--gray-50);
  border-right: 1px solid var(--gray-100);
  flex-shrink: 0;
}

.p-spec-value {
  flex: 1;
  padding: 12px 20px;
  font-weight: 500;
  font-size: 0.8125rem;
  color: var(--gray-800);
}

/* Rating card */
.p-rating-card {
  padding: 48px;
  background: var(--white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-card);
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .p-hero-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .p-gallery {
    position: static;
  }

  .p-gallery-main {
    min-height: 360px;
    padding: 32px;
  }

  .p-hero-img {
    max-height: 300px;
  }
}

@media (max-width: 768px) {
  .p-hero {
    padding: 90px 0 40px;
  }

  .p-gallery-main {
    min-height: 280px;
    padding: 24px;
  }

  .p-hero-img {
    max-height: 240px;
  }

  .p-info-title {
    font-size: 1.75rem;
  }

  .p-info-title .p-title-sub {
    font-size: 0.9rem;
    margin-top: 6px;
  }

  .p-info-price {
    font-size: 1.5rem;
  }

  .p-info-specs {
    grid-template-columns: 1fr 1fr;
  }

  .p-info-actions {
    flex-direction: column;
  }

  .p-info-meta {
    flex-direction: column;
    gap: 12px;
  }

  .p-specs-section {
    padding: 56px 0;
  }

  .p-specs-toolbar {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }

  .p-specs-toolbar::-webkit-scrollbar {
    display: none;
  }

  .p-spec-chip {
    flex-shrink: 0;
  }

  .p-spec-block-head {
    padding: 13px 14px;
  }

  .p-spec-block-head h3 {
    font-size: 0.9rem;
  }

  .p-spec-block-row {
    grid-template-columns: 40% 1fr;
  }

  .p-spec-block-key {
    padding: 11px 12px;
    font-size: 0.765rem;
  }

  .p-spec-block-val {
    padding: 11px 12px;
    font-size: 0.8125rem;
  }

  .p-rating-card {
    padding: 28px 20px;
  }

  .p-thumb {
    width: 60px;
    height: 60px;
    padding: 6px;
  }
}

@media (max-width: 480px) {
  .p-spec-block-row {
    grid-template-columns: 44% 1fr;
  }

  .p-info-specs {
    grid-template-columns: 1fr;
  }

  .p-gallery-thumbs {
    gap: 8px;
  }

  .p-thumb {
    width: 52px;
    height: 52px;
  }
}