.product-detail__sound-samples {
  max-width: 600px;
  margin: 2rem 0 0;
}


.tech-specs-panels {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.tech-specs-panels__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.tech-specs-panel {
  background-color: var(--background-alt);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: relative;
  overflow: visible;
  border: 1px solid var(--border);
}

.tech-specs-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  cursor: pointer;
}

.tech-specs-panel__title {
  font-family: var(--font-tertiary);
  font-size: 16px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tech-specs-panel__icon {
  font-size: 20px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.tech-specs-panel--collapsed .tech-specs-panel__icon {
  transform: rotate(180deg);
}

.tech-specs-panel__content {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.tech-specs-panel--collapsed .tech-specs-panel__content {
  display: none;
}

.tech-spec-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-lighter);
}

.tech-spec-item:last-child {
  border-bottom: none;
}

.tech-spec-item__label {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 400;
}

.tech-spec-item__value {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  text-align: right;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tech-spec-item__value-input {
  background-color: var(--background);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.375rem 0.75rem;
  min-width: 80px;
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.tech-spec-item__value-unit {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 400;
}


.tech-spec-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-lighter);
}

.tech-spec-feature-tag {
  background-color: var(--accent);
  color: #ffffff;
  padding: 0.375rem 0.75rem;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

.tech-spec-feature-tag__remove {
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  margin-left: 0.25rem;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

.tech-spec-feature-tag__remove:hover {
  opacity: 1;
}

.tech-spec-add-feature {
  background-color: transparent;
  border: 1px dashed var(--border);
  color: var(--text-muted);
  padding: 0.375rem 0.75rem;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tech-spec-add-feature:hover {
  border-color: var(--accent);
  color: var(--accent);
  background-color: rgba(255, 13, 69, 0.05);
}

.tech-specs-panel__empty {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-muted);
  font-size: 14px;
  text-align: center;
  padding: 2rem;
}

@media (max-width: 768px) {
  .product-detail__sound-samples {
    max-width: 100%;
  }

  
  .tech-specs-panels__row {
    grid-template-columns: 1fr;
  }
  
  .tech-spec-item {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }
  
  .tech-spec-item__value {
    text-align: left;
  }
}


.gallery__main {
  position: relative;
  isolation: isolate;
}


.gallery__main::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  margin: -20px 0 0 -20px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: var(--radius-full);
  animation: galleryLoader 1s linear infinite;
  z-index: 1;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.gallery__main--loading::before {
  opacity: 1;
}

@keyframes galleryLoader {
  to {
    transform: rotate(360deg);
  }
}


@media (hover: hover) and (pointer: fine) {
  .gallery__main {
    cursor: zoom-in;
  }
  
  .gallery__main:hover .gallery__main-image {
    transform: scale(1.02);
  }
}


.gallery__thumbnail {
  position: relative;
  overflow: hidden;
}

.gallery__thumbnail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--primary);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.gallery__thumbnail:hover::before {
  opacity: 0.1;
}

.gallery__thumbnail--active::before {
  opacity: 0.2;
}


.product-detail__info > * {
  animation: fadeInUp 0.6s ease-out backwards;
}

.product-detail__info > *:nth-child(1) { animation-delay: 0.1s; }
.product-detail__info > *:nth-child(2) { animation-delay: 0.2s; }
.product-detail__info > *:nth-child(3) { animation-delay: 0.3s; }
.product-detail__info > *:nth-child(4) { animation-delay: 0.4s; }
.product-detail__info > *:nth-child(5) { animation-delay: 0.5s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


.tech-specs__row {
  position: relative;
  transition: background-color var(--transition-fast);
}

.tech-specs__row:hover {
  background-color: var(--background-alt);
}


.tech-specs__value--highlight {
  color: var(--accent);
  font-weight: var(--font-weight-medium);
}


.downloads__link {
  position: relative;
  overflow: hidden;
}

.downloads__link::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s;
}

.downloads__link:hover::before {
  left: 100%;
}


@media print {
  .product-detail__gallery {
    break-inside: avoid;
  }
  
  .gallery__thumbnails {
    display: none;
  }
  
  
  .tech-specs__row {
    break-inside: avoid;
  }
  
  .downloads__link {
    border: 1px solid var(--border);
    text-decoration: none;
  }
  
  .downloads__icon {
    display: none;
  }
}


@media (prefers-contrast: high) {
  .gallery__thumbnail--active {
    outline: 3px solid var(--accent);
    outline-offset: -3px;
  }
  
  .tech-specs__row {
    border-bottom: 1px solid var(--text);
  }
  
  .downloads__link {
    border: 1px solid var(--text);
  }
}


@media (prefers-reduced-motion: reduce) {
  .gallery__main-image,
  .product-detail__info > *,
  .downloads__link::before {
    animation: none;
    transition: none;
  }
  
  .gallery__main:hover .gallery__main-image {
    transform: none;
  }
}

.product-videos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 1.5rem;
}

.product-video {
  background: var(--background-alt);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

.product-video__wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}

.product-video__wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.product-video__info {
  padding: 1.5rem;
}

.product-video__title {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.product-video__description {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .product-videos {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}
.product-detail__discontinued {
  background: var(--color-surface-alt, #f3f4f6);
  border-left: 3px solid var(--color-text-muted, #6b7280);
  color: var(--color-text-muted, #6b7280);
  font-size: var(--font-size-sm, 0.875rem);
  margin: var(--space-4, 1rem) 0;
  padding: var(--space-3, 0.75rem) var(--space-4, 1rem);
}