.product-page {
  padding: 8rem 6% 4rem;
  background-color: var(--bg-color);
  min-height: 100vh;
}

.product-container {
  display: flex;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.product-gallery {
  flex: 1;
  background: #f8f8f8;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main-image {
  width: 100%;
  height: auto;
  object-fit: contain;
  max-height: 700px;
}

.product-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.product-details .product-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.product-details .product-sku {
  font-size: 0.9rem;
  color: #888;
  margin-bottom: 1.5rem;
}

.product-details .product-price {
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 2rem;
  color: var(--primary-color);
}

.product-description {
  font-size: 1rem;
  line-height: 1.8;
  color: #444;
  margin-bottom: 3rem;
  border-top: 1px solid #eee;
  padding-top: 2rem;
}

.product-description ul {
  margin-left: 1.5rem;
  margin-top: 1rem;
}

.product-description li {
  margin-bottom: 0.5rem;
}

.large-btn {
  font-size: 1rem;
  padding: 1.2rem;
  width: 100%;
  max-width: 400px;
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: #fff;
}

.large-btn:hover {
  background-color: transparent;
  color: var(--accent-color);
}

@media (max-width: 900px) {
  .product-container {
    flex-direction: column;
  }
}

.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.gallery-image {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    display: block;
    height: auto;
    border-radius: 4px;
    object-fit: cover;
    cursor: zoom-in;
    transition: transform 0.2s ease;
}

.gallery-image:hover {
    transform: scale(1.02);
}

/* Lightbox Modal */
.image-modal {
    display: none; /* Hidden by default */
    position: fixed;
    z-index: 9999;
    padding-top: 2rem;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.85);
    backdrop-filter: blur(5px);
    justify-content: center;
    align-items: center;
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 95%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {transform: scale(0.95); opacity: 0;}
    to {transform: scale(1); opacity: 1;}
}

.close-modal {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 40px;
    font-weight: 300;
    cursor: pointer;
    transition: 0.2s;
    z-index: 10000;
}

.close-modal:hover {
    color: #ccc;
}

@media (min-width: 768px) {
    .product-details {
        position: sticky;
        top: 100px;
        align-self: flex-start;
        height: max-content;
    }
}