/* Product page - mobile first */
.product-page {
  padding: var(--space-md) 0;
}


@media (min-width: 768px) {
  .product-page { padding: var(--space-lg) 0; }
}

.product-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .product-detail {
    grid-template-columns: 1fr 1fr;
  }
}

.product-gallery {
  position: relative;
}

@media (min-width: 768px) {
  .product-gallery {
    position: sticky;
    top: 5rem;
  }
}

.product-gallery img {
  width: 100%;
  border-radius: var(--radius-lg);
  aspect-ratio: 1;
  object-fit: cover;
}

.product-info h1 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin: 0 0 var(--space-sm);
  color: var(--color-charcoal);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 600;
  margin: var(--space-md) 0;
  color: var(--color-charcoal);
}

.product-price del {
  font-size: 1rem;
  color: var(--color-charcoal-light);
  margin-right: 0.5rem;
}

.product-description {
  margin: var(--space-md) 0;
  color: var(--color-charcoal-light);
  line-height: 1.6;
}

.add-to-cart-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

@media (min-width: 480px) {
  .add-to-cart-row {
    flex-direction: row;
    align-items: center;
  }
}

.quantity-input {
  width: 100%;
  max-width: 6rem;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  text-align: center;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
}

.trust-badge {
  margin-top: var(--space-lg);
  padding: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-charcoal-light);
}

/* Sticky add-to-cart (mobile) */
.sticky-add-to-cart {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md);
  padding-bottom: max(var(--space-md), env(safe-area-inset-bottom));
  background: var(--color-white);
  box-shadow: 0 -4px 20px rgba(60, 60, 60, 0.08);
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transform: translateY(100%);
  transition: transform var(--transition);
}

.sticky-add-to-cart.visible {
  transform: translateY(0);
}

@media (min-width: 768px) {
  .sticky-add-to-cart { display: none; }
}

.sticky-add-to-cart .product-price {
  margin: 0;
  font-size: 1.125rem;
}