.product-detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 24px;
  align-items: stretch;
  margin: 28px 0 48px;
}

.product-detail-copy {
  padding: 42px;
}

.product-detail-copy h1 {
  margin: 18px 0 18px;
  color: #132238;
  font-size: clamp(36px, 5vw, 68px);
  line-height: 0.96;
}

.product-detail-copy p {
  max-width: 760px;
  color: #4f5e70;
  font-size: 18px;
  line-height: 1.72;
}

.product-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.product-detail-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  padding: 28px;
}

.product-detail-visual img {
  display: block;
  width: min(100%, 520px);
  max-height: 420px;
  object-fit: contain;
}

.detail-muted {
  color: #66758a;
  line-height: 1.7;
}

.detail-state {
  margin: 0 0 18px;
  color: #66758a;
  font-weight: 700;
}

.detail-state.is-error {
  color: #b3261e;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.detail-card {
  border: 1px solid rgba(19, 34, 56, 0.12);
  border-radius: 8px;
  background: #ffffff;
  padding: 28px;
  box-shadow: 0 14px 34px rgba(19, 34, 56, 0.07);
}

.detail-card h2,
.spec-block h3 {
  margin: 0 0 16px;
  color: #132238;
}

.detail-card ul {
  margin: 0;
  padding-left: 20px;
  color: #4f5e70;
  line-height: 1.8;
}

.spec-block {
  margin-top: 24px;
  border: 1px solid rgba(19, 34, 56, 0.12);
  border-radius: 8px;
  background: #ffffff;
  overflow: hidden;
  box-shadow: 0 14px 34px rgba(19, 34, 56, 0.07);
}

.spec-block h3 {
  padding: 22px 24px 0;
}

.spec-table-wrap {
  overflow-x: auto;
}

.spec-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14px;
}

.spec-table th,
.spec-table td {
  padding: 13px 15px;
  border-top: 1px solid rgba(19, 34, 56, 0.1);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  background: #132238;
  color: #ffffff;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.spec-table td:first-child {
  color: #132238;
  font-weight: 700;
}

.source-note {
  margin: 20px 0 0;
  color: #66758a;
  font-size: 14px;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .product-detail-hero,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .product-detail-copy {
    padding: 30px;
  }

  .product-detail-visual {
    min-height: 260px;
  }
}