/* ===== PRODUCT DETAIL STYLES ===== */

.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-3xl);
  align-items: start;
}

/* Loading */
.product-detail-loading {
  grid-column: 1 / -1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 1rem; padding: 4rem 0;
  color: var(--clr-text-2);
}
.loading-spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--clr-border);
  border-top-color: var(--clr-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Image Gallery */
.product-gallery { display: flex; flex-direction: column; gap: 1rem; position: sticky; top: 90px; }

.main-image-wrap {
  position: relative;
  aspect-ratio: 1;
  background: var(--clr-bg-3);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--clr-border);
}
.main-image-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--ease-slow);
}
.main-image-wrap:hover img { transform: scale(1.05); }

.gallery-zoom-btn {
  position: absolute;
  top: 12px; right: 12px;
  width: 36px; height: 36px;
  background: rgba(8,12,20,0.7);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
  backdrop-filter: blur(6px);
  cursor: pointer;
  font-size: 1rem;
  transition: all var(--ease-fast);
}
.gallery-zoom-btn:hover { background: var(--clr-primary); color: #000; }

.gallery-badge {
  position: absolute;
  top: 12px; left: 12px;
}

/* Thumbnail Strip */
.thumb-strip { display: flex; gap: 8px; flex-wrap: wrap; }
.thumb {
  width: 64px; height: 64px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid var(--clr-border);
  cursor: pointer;
  transition: all var(--ease-fast);
  background: var(--clr-bg-3);
}
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb.active, .thumb:hover { border-color: var(--clr-primary); }

/* Product Info */
.product-detail-info { display: flex; flex-direction: column; gap: 1.25rem; }

.pd-brand {
  font-size: 0.8rem;
  color: var(--clr-primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.pd-name {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.2;
}
.pd-rating {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.9rem;
}
.pd-stars { color: var(--clr-gold); font-size: 1.1rem; }
.pd-review-count { color: var(--clr-text-2); }

/* Price */
.pd-price-section {
  padding: 1.25rem;
  background: rgba(0,212,255,0.04);
  border: 1px solid rgba(0,212,255,0.1);
  border-radius: var(--radius-lg);
}
.pd-price {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 900;
  color: var(--clr-white);
}
.pd-mrp {
  font-size: 1rem;
  color: var(--clr-text-3);
  text-decoration: line-through;
  margin-left: 8px;
}
.pd-discount {
  display: inline-block;
  background: rgba(16,185,129,0.15);
  color: var(--clr-success);
  border: 1px solid rgba(16,185,129,0.2);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-top: 4px;
}
.pd-tax-note { font-size: 0.78rem; color: var(--clr-text-3); margin-top: 4px; }

/* Stock status */
.pd-stock { display: flex; align-items: center; gap: 8px; font-size: 0.875rem; }
.stock-dot { width: 8px; height: 8px; border-radius: 50%; }
.stock-in  { background: var(--clr-success); }
.stock-low { background: var(--clr-warn); }
.stock-out { background: var(--clr-error); }

/* Qty & Add to Cart */
.pd-actions { display: flex; flex-direction: column; gap: 12px; }
.pd-qty-row { display: flex; align-items: center; gap: 12px; }
.pd-qty-label { font-size: 0.875rem; font-weight: 600; color: var(--clr-text-2); }

.pd-qty-control {
  display: flex; align-items: center; gap: 0;
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.pd-qty-btn {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 700;
  color: var(--clr-text);
  background: none; border: none;
  transition: all var(--ease-fast);
}
.pd-qty-btn:hover { background: rgba(0,212,255,0.1); color: var(--clr-primary); }
.pd-qty-val {
  width: 48px; text-align: center;
  font-family: var(--font-head); font-weight: 700;
  color: var(--clr-white); font-size: 1rem;
  background: none; border: none; outline: none;
}

.pd-btn-row { display: flex; gap: 10px; }
.pd-atc-btn {
  flex: 1;
  padding: 0.85rem 1.5rem;
  background: var(--grad-primary);
  color: #000;
  border-radius: var(--radius-full);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all var(--ease-mid);
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
}
.pd-atc-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0,212,255,0.4);
}
.pd-buy-btn {
  flex: 1;
  padding: 0.85rem 1.5rem;
  background: var(--grad-accent);
  color: #fff;
  border-radius: var(--radius-full);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all var(--ease-mid);
}
.pd-buy-btn:hover { transform: translateY(-2px); opacity: 0.9; }

.pd-wish-btn {
  padding: 0.85rem 1rem;
  background: transparent;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-full);
  color: var(--clr-text-2);
  cursor: pointer;
  transition: all var(--ease-fast);
  display: flex; align-items: center; justify-content: center;
}
.pd-wish-btn:hover, .pd-wish-btn.active {
  border-color: #ef4444;
  color: #ef4444;
  background: rgba(239,68,68,0.08);
}

/* Delivery Info */
.pd-delivery {
  display: flex; flex-direction: column; gap: 0.75rem;
  padding: 1rem;
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
}
.pd-delivery-row {
  display: flex; align-items: center; gap: 0.75rem;
  font-size: 0.875rem; color: var(--clr-text-2);
}
.pd-delivery-row strong { color: var(--clr-white); }
.pd-delivery-icon { font-size: 1.1rem; flex-shrink: 0; }

/* Specs Table */
.pd-specs h4 {
  font-size: 1rem; font-weight: 700; color: var(--clr-white);
  margin-bottom: 0.75rem;
}
.specs-table { width: 100%; border-collapse: collapse; }
.specs-table tr { border-bottom: 1px solid var(--clr-border); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table td {
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
}
.specs-table td:first-child { color: var(--clr-text-3); width: 40%; }
.specs-table td:last-child  { color: var(--clr-white); font-weight: 500; }
.specs-table tr:nth-child(odd) td { background: rgba(255,255,255,0.02); }

/* Description */
.pd-description p { color: var(--clr-text-2); line-height: 1.7; font-size: 0.9rem; }

/* Tabs */
.pd-tabs { border-bottom: 1px solid var(--clr-border); display: flex; gap: 0; }
.pd-tab {
  padding: 0.75rem 1.25rem;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--clr-text-2);
  background: none; border: none; cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--ease-fast);
}
.pd-tab:hover { color: var(--clr-white); }
.pd-tab.active { color: var(--clr-primary); border-bottom-color: var(--clr-primary); }

/* Responsive */
@media (max-width: 900px) {
  .product-detail-layout { grid-template-columns: 1fr; }
  .product-gallery { position: static; }
}