/* Dawn: card / product-grid（类 collection 栅格） */
.product-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

@media (min-width: 750px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 550px) and (max-width: 749px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.product-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg);
  transition: box-shadow 0.25s;
}

.product-card:hover {
  box-shadow: var(--shadow-hover);
}

.product-card__body {
  padding: 1.25rem 1.35rem 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  height: 100%;
}

.product-card__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0;
}

.product-card__badge {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.product-card__desc {
  font-size: 0.9rem;
  color: var(--color-muted);
  flex: 1;
  margin: 0;
  line-height: 1.55;
}

.product-card__footer {
  margin-top: 0.5rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--color-border);
}

.product-card__hash {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  word-break: break-all;
  color: var(--color-muted);
  margin: 0;
  line-height: 1.45;
}