.product-page {
  width: min(1320px, calc(100% - 40px));
  margin: 0 auto;
  padding: 26px 0 54px;
}

.product-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  color: #748890;
  font-size: 14px;
}

.product-breadcrumbs a { color: #007da3; text-decoration: none; }
.product-breadcrumbs a:hover { text-decoration: underline; }

.product-card-page {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
  gap: clamp(28px, 5vw, 68px);
  padding: clamp(22px, 4vw, 52px);
  border: 1px solid #e4ecef;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 16px 46px rgba(24, 58, 76, .1);
}

.product-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-content: start;
}

.product-gallery__item {
  display: flex;
  min-height: 220px;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid #e5ecef;
  border-radius: 14px;
  background: #fafcfd;
}

.product-gallery__item:first-child {
  grid-column: 1 / -1;
  min-height: 390px;
}

.product-gallery img {
  width: 100%;
  height: 100%;
  max-height: 390px;
  object-fit: contain;
}

.product-info { align-self: start; }
.product-category {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  background: #edf7fa;
  color: #47717f;
  font-size: 13px;
  font-weight: 800;
}

.product-info h1 {
  margin: 0 0 12px;
  color: #123b4d;
  font-size: clamp(30px, 4vw, 50px);
  line-height: 1.08;
}

.product-meta { color: #647982; font-size: 16px; }
.product-description {
  margin: 28px 0 0;
  color: #294650;
  font-size: 18px;
  line-height: 1.7;
  white-space: pre-line;
}

.product-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.product-button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid #0088ae;
  border-radius: 999px;
  color: #007a9e;
  font-weight: 800;
  text-decoration: none;
}
.product-button--primary { background: #0088ae; color: #fff; }
.product-button:hover { filter: brightness(.95); }

@media (max-width: 860px) {
  .product-card-page { grid-template-columns: 1fr; }
  .product-gallery__item:first-child { min-height: 300px; }
}

@media (max-width: 520px) {
  .product-page { width: min(100% - 24px, 1320px); padding-top: 16px; }
  .product-card-page { padding: 16px; border-radius: 16px; }
  .product-gallery { grid-template-columns: 1fr; }
  .product-gallery__item:first-child { grid-column: auto; min-height: 250px; }
  .product-gallery__item { min-height: 190px; }
  .product-description { font-size: 16px; }
}