/* ══════════════════════════════════════
   NEXORA — Product Detail Page
   ══════════════════════════════════════ */

.breadcrumb {
  display: flex; align-items: center; gap: var(--sp-2);
  font-size: var(--fs-sm); color: var(--gray-500);
  margin-bottom: var(--sp-8);
}
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .current { color: var(--gray-800); font-weight: 500; }

.pdp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: start;
}

/* Gallery */
.pdp-main-img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--gray-50);
  aspect-ratio: 1;
}
.pdp-main-img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}
.pdp-main-img-wrap:hover .pdp-main-img { transform: scale(1.1); }
.pdp-badge { position: absolute; top: var(--sp-4); left: var(--sp-4); }

.pdp-thumbs {
  display: flex; gap: var(--sp-3); margin-top: var(--sp-4);
}
.pdp-thumb {
  width: 72px; height: 72px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color var(--dur-fast);
  padding: 0;
}
.pdp-thumb.active, .pdp-thumb:hover { border-color: var(--primary); }
.pdp-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* Info */
.pdp-category {
  font-size: var(--fs-xs); text-transform: uppercase;
  letter-spacing: 1px; color: var(--primary); font-weight: 600;
  margin-bottom: var(--sp-2);
}
.pdp-name {
  font-size: var(--fs-3xl); font-weight: 800; margin-bottom: var(--sp-4);
}
.pdp-price {
  display: flex; align-items: center; gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}
.pdp-price-current {
  font-family: var(--font-heading); font-size: var(--fs-2xl); font-weight: 800;
}
.pdp-price-old {
  font-size: var(--fs-lg); color: var(--gray-400); text-decoration: line-through;
}
.pdp-price-save {
  padding: var(--sp-1) var(--sp-3);
  background: #ECFDF5; color: #065F46;
  font-size: var(--fs-xs); font-weight: 600;
  border-radius: var(--radius-pill);
}

.pdp-desc {
  color: var(--text-secondary); line-height: 1.8; margin-bottom: var(--sp-6);
}

/* Options */
.pdp-option-group { margin-bottom: var(--sp-5); }
.pdp-option-label {
  display: block; font-weight: 600; font-size: var(--fs-sm);
  margin-bottom: var(--sp-3); color: var(--gray-800);
}
.pdp-option-label span { font-weight: 400; color: var(--primary); }

.pdp-colors { display: flex; gap: var(--sp-3); }
.color-swatch { cursor: pointer; }
.color-swatch input { display: none; }
.color-swatch span {
  display: block; width: 36px; height: 36px;
  border-radius: var(--radius-full);
  border: 3px solid transparent;
  box-shadow: inset 0 0 0 2px rgba(0,0,0,0.1);
  transition: all var(--dur-fast);
}
.color-swatch.active span,
.color-swatch:hover span {
  border-color: var(--primary);
  transform: scale(1.15);
}

.pdp-sizes { display: flex; gap: var(--sp-2); flex-wrap: wrap; }
.size-btn { cursor: pointer; }
.size-btn input { display: none; }
.size-btn span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 48px; height: 44px;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  font-weight: 600; font-size: var(--fs-sm);
  padding: 0 var(--sp-3);
  transition: all var(--dur-fast);
}
.size-btn.active span,
.size-btn:hover span {
  border-color: var(--primary); background: var(--purple-50); color: var(--primary);
}

/* Quantity */
.qty-selector {
  display: inline-flex; align-items: center;
  border: 2px solid var(--border); border-radius: var(--radius-md);
  overflow: hidden;
}
.qty-btn {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  font-size: var(--fs-lg); font-weight: 600; color: var(--gray-700);
  transition: background var(--dur-fast); cursor: pointer;
}
.qty-btn:hover { background: var(--gray-50); }
.qty-input {
  width: 50px; height: 44px;
  text-align: center; font-weight: 600; font-size: var(--fs-base);
  border-left: 2px solid var(--border); border-right: 2px solid var(--border);
}

/* Stock */
.pdp-stock { margin-bottom: var(--sp-5); font-size: var(--fs-sm); }
.stock-in { color: var(--success); font-weight: 600; }
.stock-out { color: var(--danger); font-weight: 600; }

/* Actions */
.pdp-actions { display: flex; gap: var(--sp-3); margin-bottom: var(--sp-6); }
.pdp-btn-cart { flex: 1; }
.pdp-btn-buy { flex: 1; }

/* Features */
.pdp-features {
  display: flex; flex-direction: column; gap: var(--sp-3);
  padding: var(--sp-5); background: var(--gray-50);
  border-radius: var(--radius-lg);
}
.pdp-feature {
  display: flex; align-items: center; gap: var(--sp-3);
  font-size: var(--fs-sm); color: var(--gray-700);
}

/* Mobile sticky */
.mobile-sticky-bar {
  display: none; position: fixed; bottom: 0; left: 0; width: 100%;
  background: var(--white); padding: var(--sp-3) var(--sp-4);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1); z-index: 500;
  align-items: center; justify-content: space-between;
}
.mobile-sticky-price {
  font-family: var(--font-heading); font-weight: 700; font-size: var(--fs-lg);
}

@media (max-width: 768px) {
  .pdp-grid { grid-template-columns: 1fr; gap: var(--sp-6); }
  .pdp-name { font-size: var(--fs-2xl); }
  .pdp-actions { flex-direction: column; }
  .mobile-sticky-bar { display: flex; }
  main { padding-bottom: 70px; }
}