/* ===== Product Detail Page ===== */
.product-detail {
  padding: 120px 0 60px;
  background: var(--white);
}

.detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.detail-gallery {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.detail-gallery img {
  width: 100%;
  height: auto;
  display: block;
}

.detail-breadcrumb {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.detail-breadcrumb a {
  transition: var(--transition);
}

.detail-breadcrumb a:hover {
  color: var(--primary);
}

.detail-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.3;
}

.detail-spec {
  font-size: 15px;
  color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 0;
  border-bottom: none;
}

.detail-price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.detail-price-current {
  font-size: 28px;
  font-weight: 700;
  color: var(--danger);
}

.detail-price-original {
  font-size: 16px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.detail-price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.detail-price-current {
  font-size: 28px;
  font-weight: 700;
  color: var(--danger);
}

.detail-price-original {
  font-size: 16px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.detail-desc {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 24px;
}

.detail-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 28px;
}

.detail-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--primary-pale);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text);
}

.detail-feature i {
  color: var(--primary);
  font-size: 16px;
  width: 20px;
  text-align: center;
}

.detail-actions {
  display: flex;
  gap: 12px;
}

/* ===== Product Extra Section ===== */
.product-extra {
  background: var(--bg-alt);
}

.extra-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.extra-card {
  background: var(--white);
  padding: 28px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.extra-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.extra-card h3 {
  font-size: 18px;
  color: var(--text);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.extra-card h3 i {
  color: var(--primary);
}

.extra-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .product-detail {
    padding: 100px 0 40px;
  }

  .detail-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .detail-title {
    font-size: 26px;
  }

  .extra-content {
    grid-template-columns: 1fr;
  }

  .detail-actions {
    flex-direction: column;
  }

  .detail-actions .btn {
    width: 100%;
    justify-content: center;
  }
}