.product-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  margin: 32px 0 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  color: inherit;
  background: var(--paper);
}
.product-card:hover {
  text-decoration: none;
  border-color: var(--accent);
}
.product-card-image {
  display: flex;
  align-items: center;
  padding: 32px 0 32px 32px;
}
.product-card-image img {
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(16, 16, 20, 0.07);
}
.product-card-body { padding: 36px; }
.product-card-body .index-num { display: block; color: var(--accent); margin-bottom: 24px; font-size: 0.75rem; }
.product-card-body h3 { font-size: 2.2rem; margin-bottom: 12px; }
.trace-card-brand { display: flex; align-items: center; gap: 12px; }
.trace-card-brand img { width: 44px; height: 44px; flex-shrink: 0; }
.trace-brand-dot { color: #19695c; }
.product-card-body p { font-size: 0.95rem; }
.product-card-body .product-link { display: inline-block; margin-top: 12px; color: var(--accent); }
.product-card:hover .product-link { text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 720px) {
  .product-card { grid-template-columns: 1fr; }
  .product-card-image { padding: 24px 24px 0; }
  .product-card-body { padding: 24px; }
}