:root {
  --header-offset-desktop: 165px;
  --header-offset-mobile: 95px;
}

.product-view-page {
  padding: calc(var(--header-offset-desktop) + 10px) 0 90px;
  background:
    radial-gradient(circle at 20% 20%, rgba(109, 59, 23, 0.10), transparent 26%),
    radial-gradient(circle at 80% 30%, rgba(109, 59, 23, 0.08), transparent 28%),
    var(--color-bg);
}

.product-hero-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 36px;
  align-items: center;
  margin-bottom: 48px;
}

.product-main-image {
  width: 100%;
  max-height: 460px;
  object-fit: contain;
  border-radius: var(--radius-xl);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md), var(--glow-soft);
  padding: 18px;
}

.product-title-main {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  line-height: 1.02;
  margin-bottom: 22px;
}

.product-meta-box {
  display: grid;
  gap: 14px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.product-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-meta-label {
  color: var(--color-primary);
  font-weight: 700;
}

.product-meta-value {
  color: var(--color-text-muted);
}

.product-tabs-wrap {
  margin-bottom: 56px;
}

.product-tabs {
  border-bottom: 1px solid var(--color-border);
  gap: 10px;
}

.product-tabs .nav-link {
  color: var(--color-primary) !important;
  background: rgba(255,255,255,0.03) !important;
  border: 1px solid var(--color-border) !important;
  border-radius: var(--radius-pill) !important;
  padding: 12px 20px !important;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.product-tabs .nav-link:hover,
.product-tabs .nav-link.active,
.product-tabs .nav-link:focus {
  background-color: var(--color-primary) !important;
  color: #fff !important;
  border-color: var(--color-primary) !important;
  box-shadow: var(--glow-soft) !important;
  transform: translateY(-2px);
}

.product-tab-content {
  padding: 28px;
  border: 1px solid var(--color-border);
  border-top: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  box-shadow: var(--shadow-sm);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.product-tab-text {
  color: var(--color-text-muted);
  line-height: 1.95;
  margin: 0;
}

.attachment-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.attachment-list li + li {
  margin-top: 12px;
}

.attachment-list a {
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.attachment-list a:hover {
  color: var(--color-primary);
}

.gallery-section {
  margin-top: 54px;
}

.gallery-title {
  margin-bottom: 22px;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1.08;
}

.product-carousel {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  background: rgba(255,255,255,0.03);
  padding: 14px;
}

.product-carousel-image {
  max-height: 520px;
  object-fit: contain;
  background: #000;
  border-radius: var(--radius-lg);
}

.carousel-indicators {
  direction: ltr !important;
}

.video-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.video-gallery video {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform var(--transition-fast);
  background: #000;
  border: 1px solid var(--color-border);
}

.video-gallery video:hover {
  transform: scale(1.02);
}

.view-modal-content {
  background: #111;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.view-modal-footer {
  background: #111;
  border-top: 1px solid var(--color-border);
}

@media (max-width: 991px) {
  .product-view-page {
    padding: calc(var(--header-offset-mobile) + 20px) 0 70px;
  }

  .product-hero-grid {
    grid-template-columns: 1fr;
  }
}