.product-detail {
  padding: 28px 0 0;
}

.product-detail__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 1fr);
  gap: 48px;
  align-items: start;
}

.product-detail__gallery {
  display: grid;
  gap: 20px;
}

.gallery__main {
  position: relative;
  aspect-ratio: 1 / 1;
  background: transparent;
  overflow: hidden;
}

.gallery__image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.gallery__zoom {
  position: absolute;
  z-index: 2;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(43, 43, 46, 0.14);
  background-color: #ffffff;
  background-repeat: no-repeat;
  box-shadow: 0 18px 34px rgba(20, 20, 20, 0.14);
  pointer-events: none;
  opacity: 0;
  transform: translate3d(0, 0, 0);
  transition: opacity 0.18s ease;
}

.gallery__zoom.is-visible {
  opacity: 1;
}

.gallery__thumbnails {
  display: flex;
  gap: 8px;
}

.gallery__thumb {
  width: 56px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border: 1px solid transparent;
  cursor: pointer;
  background: transparent;
}

.gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery__thumb--active {
  border-color: rgba(43, 43, 46, 0.4);
}

.product-detail__info {
  display: grid;
  gap: 18px;
}

.product-detail__breadcrumb {
  font-size: 14px;
  line-height: 18px;
  color: rgba(43, 43, 46, 0.65);
}

.product-detail__title {
  margin: 0;
  font-size: 64px;
  line-height: 67px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.product-detail__specs {
  border-top: 1px solid rgba(43, 43, 46, 0.12);
}

.spec-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(43, 43, 46, 0.12);
}

.spec-label {
  font-size: 14px;
  line-height: 18px;
  color: rgba(43, 43, 46, 0.62);
}

.spec-value {
  font-size: 14px;
  line-height: 18px;
}

.size-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.size-item,
.additional-item {
  display: grid;
  gap: 4px;
}

.size-label,
.additional-label {
  font-size: 12px;
  line-height: 14px;
  color: rgba(43, 43, 46, 0.55);
  text-transform: uppercase;
}

.additional-items {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 32px;
}

.additional-desc {
  text-decoration: underline;
}

.product-detail__cta {
  width: 100%;
  height: 40px;
  margin-top: 8px;
  background: #2b2b2e;
  color: #f7f7f4;
  cursor: pointer;
}

.other-models {
  padding: 96px 0 124px;
}

.other-models__title {
  margin: 0;
  font-size: 32px;
  line-height: 36px;
  font-weight: 400;
}

.other-models__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
}

.other-models__link {
  font-size: 12px;
  line-height: 14px;
  color: rgba(43, 43, 46, 0.72);
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
}

.modal.is-active {
  display: block;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(20, 20, 20, 0.45);
}

.modal__content {
  position: relative;
  width: min(760px, calc(100% - 32px));
  margin: 72px auto;
  padding: 32px;
  background: #f4f4f2;
}

.modal__close {
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

@media (max-width: 768px) {
  .product-detail__grid,
  .spec-row,
  .size-grid,
  .additional-items {
    grid-template-columns: 1fr;
  }

  .product-detail__title {
    font-size: 32px;
    line-height: 42px;
  }

  .other-models {
    padding: 72px 0 88px;
  }
}

@media (max-width: 640px) {
  .product-detail {
    padding-top: 0;
  }

  .product-detail__grid {
    gap: 12px;
  }

  .gallery__main {
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    width: 100vw;
    aspect-ratio: 375 / 330;
  }

  .gallery__zoom {
    display: none;
  }

  .gallery__thumbnails {
    display: none;
  }

  .gallery__thumb {
    flex: 0 0 52px;
    width: 52px;
  }

  .product-detail__info {
    gap: 10px;
  }

  .product-detail__breadcrumb {
    font-size: 11px;
    line-height: 13px;
  }

  .product-detail__title {
    font-size: 32px;
    line-height: 34px;
  }

  .spec-row {
    gap: 6px;
    padding: 10px 0;
  }

  .spec-label,
  .spec-value {
    font-size: 11px;
    line-height: 13px;
  }

  .size-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
  }

  .size-label,
  .additional-label {
    font-size: 9px;
    line-height: 11px;
  }

  .size-value,
  .additional-desc {
    font-size: 11px;
    line-height: 13px;
  }

  .additional-items {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .product-detail__cta {
    height: 32px;
    margin-top: 4px;
    font-size: 11px;
    line-height: 13px;
  }

  .other-models {
    padding: 32px 0 64px;
  }

  .other-models__head {
    margin-bottom: 14px;
  }

  .other-models__title {
    font-size: 11px;
    line-height: 13px;
  }

  .other-models__link {
    font-size: 10px;
    line-height: 12px;
  }
}