/* =============================================
   PRODUCT DETAIL PAGE (PDP) STYLES
   Add this to style.css or enqueue separately
   ============================================= */

/* Breadcrumb */
.pdp-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: var(--space-lg) 0;
  font-size: 13px;
  color: var(--on-surface-variant);
  flex-wrap: wrap;
}
.pdp-breadcrumb a { color: var(--primary); }
.pdp-breadcrumb a:hover { text-decoration: underline; }
.pdp-breadcrumb span { color: var(--outline); }

/* Main grid */
.pdp-wrap { padding-bottom: var(--space-xxl); }
.pdp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: flex-start;
  margin-bottom: var(--space-xxl);
}

/* Gallery */
.pdp-gallery { position: sticky; top: 90px; }
.pdp-main-img-wrap {
  position: relative;
  aspect-ratio: 4/3;
  background: var(--surface-low);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--outline-variant);
  margin-bottom: var(--space-md);
}
.pdp-main-img-wrap img,
.pdp-main-img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: var(--space-lg);
  transition: transform 0.4s ease;
}
.pdp-main-img-wrap:hover img { transform: scale(1.03); }
.pdp-img-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 80px; color: var(--outline-variant);
}
.pdp-img-badges {
  position: absolute; top: var(--space-md); left: var(--space-md);
  display: flex; gap: var(--space-sm);
}

.pdp-thumbs {
  display: flex; gap: var(--space-sm); flex-wrap: wrap;
}
.pdp-thumb {
  width: 72px; height: 72px;
  border: 2px solid var(--outline-variant);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition);
  background: var(--surface-low);
  padding: 0;
}
.pdp-thumb img { width: 100%; height: 100%; object-fit: contain; }
.pdp-thumb:hover, .pdp-thumb.active { border-color: var(--primary); }

/* Info panel */
.pdp-category {
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--primary); margin-bottom: var(--space-sm);
}
.pdp-title {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700; margin-bottom: var(--space-md);
  line-height: 1.25;
}
.pdp-rating-row {
  display: flex; align-items: center;
  gap: var(--space-sm); margin-bottom: var(--space-lg);
}
.pdp-stars { color: #f59e0b; font-size: 18px; letter-spacing: 1px; }
.pdp-rating-val { font-weight: 700; font-size: 15px; }
.pdp-review-count { font-size: 13px; color: var(--primary); text-decoration: underline; }

.pdp-price-block { margin-bottom: var(--space-md); }
.pdp-price { font-size: 32px; font-weight: 800; color: var(--on-surface); font-family: var(--font-display); line-height: 1; }
.pdp-price ins { text-decoration: none; }
.pdp-price del { font-size: 18px; color: var(--on-surface-variant); font-weight: 400; }
.pdp-saving {
  display: inline-block; margin-top: 6px;
  font-size: 13px; font-weight: 600;
  color: var(--success); background: #dcfce7;
  padding: 3px 10px; border-radius: var(--radius-full);
}

.pdp-stock {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; font-weight: 600;
  padding: 6px 14px; border-radius: var(--radius-full);
  margin-bottom: var(--space-lg);
}
.pdp-stock.in-stock  { background: #dcfce7; color: #166534; }
.pdp-stock.out-stock { background: #fee2e2; color: var(--error); }

.pdp-short-desc {
  font-size: 15px; line-height: 1.7;
  color: var(--on-surface-variant);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--outline-variant);
}

/* Certifications */
.pdp-certs {
  display: flex; flex-wrap: wrap; gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}
.pdp-cert-badge {
  font-size: 12px; font-weight: 600;
  padding: 5px 12px; border-radius: var(--radius-full);
  background: var(--surface-container); color: var(--primary);
  border: 1px solid var(--outline-variant);
}

/* WooCommerce cart button override in PDP */
.pdp-cart-section .quantity {
  display: flex; align-items: center; gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
.pdp-cart-section .quantity input {
  width: 72px; padding: 10px 12px;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius); font-size: 16px;
  font-weight: 600; text-align: center;
  font-family: var(--font-main);
}
.pdp-cart-section .single_add_to_cart_button {
  width: 100%; padding: 16px 32px;
  background: var(--primary); color: #fff;
  border: none; border-radius: var(--radius);
  font-size: 16px; font-weight: 700;
  font-family: var(--font-display);
  cursor: pointer; transition: all var(--transition);
  margin-bottom: var(--space-md);
}
.pdp-cart-section .single_add_to_cart_button:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,104,95,0.3);
}

/* Quick actions */
.pdp-quick-actions {
  display: flex; gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}
.pdp-quick-btn {
  flex: 1; display: flex; align-items: center;
  justify-content: center; gap: 8px;
  padding: 12px 16px; border-radius: var(--radius);
  font-size: 14px; font-weight: 600;
  cursor: pointer; transition: all var(--transition);
  border: 2px solid var(--outline-variant);
  color: var(--on-surface); background: transparent;
  text-decoration: none; font-family: var(--font-main);
}
.pdp-quick-btn.pdp-whatsapp { border-color: #25d366; color: #128c4e; }
.pdp-quick-btn.pdp-whatsapp:hover { background: #25d366; color: #fff; }
.pdp-quick-btn.pdp-enquire:hover { border-color: var(--primary); color: var(--primary); }

/* Meta */
.pdp-meta { border-top: 1px solid var(--outline-variant); padding-top: var(--space-lg); }
.pdp-meta-row {
  display: flex; gap: var(--space-sm);
  font-size: 13px; color: var(--on-surface-variant);
  margin-bottom: 6px;
}
.pdp-meta-row strong { color: var(--on-surface); }
.pdp-meta-row a { color: var(--primary); }

/* ── TABS ── */
.pdp-tabs-section { margin-bottom: var(--space-xxl); }
.pdp-tabs {
  display: flex; gap: 0;
  border-bottom: 2px solid var(--outline-variant);
  margin-bottom: var(--space-xl);
}
.pdp-tab {
  padding: 14px 24px;
  font-size: 15px; font-weight: 600;
  color: var(--on-surface-variant);
  background: none; border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer; transition: all var(--transition);
  font-family: var(--font-main);
}
.pdp-tab:hover { color: var(--primary); }
.pdp-tab.active { color: var(--primary); border-bottom-color: var(--primary); }

.pdp-tab-panel { display: none; }
.pdp-tab-panel.active { display: block; }

.pdp-description {
  font-size: 16px; line-height: 1.8;
  color: var(--on-surface-variant); max-width: 800px;
}
.pdp-description h2, .pdp-description h3 { color: var(--on-surface); margin: var(--space-lg) 0 var(--space-sm); }
.pdp-description ul { padding-left: 20px; margin-bottom: var(--space-md); }
.pdp-description ul li { margin-bottom: 6px; }

/* Specs table */
.pdp-specs-table { width: 100%; border-collapse: collapse; max-width: 700px; }
.pdp-specs-table tr:nth-child(even) { background: var(--surface-low); }
.pdp-specs-table td { padding: 14px 20px; font-size: 15px; border: none; vertical-align: top; }
.spec-label {
  width: 40%; font-weight: 600;
  color: var(--on-surface); white-space: nowrap;
}
.spec-value { color: var(--on-surface-variant); }

/* Related */
.pdp-related { margin-top: var(--space-xxl); }
.pdp-related h2 { margin-bottom: var(--space-xl); font-size: 24px; }

/* ── ENQUIRY MODAL ── */
.pdp-modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(11,28,48,0.5);
  backdrop-filter: blur(4px);
  z-index: 2000;
  align-items: center; justify-content: center;
  padding: var(--space-lg);
}
.pdp-modal-overlay.open { display: flex; }
.pdp-modal {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 480px; width: 100%;
  position: relative;
  box-shadow: var(--shadow-overlay);
  max-height: 90vh; overflow-y: auto;
}
.pdp-modal-close {
  position: absolute; top: var(--space-md); right: var(--space-md);
  width: 32px; height: 32px;
  background: var(--surface-low); border: none; border-radius: 50%;
  font-size: 18px; cursor: pointer; color: var(--on-surface-variant);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.pdp-modal-close:hover { background: var(--surface-container); }
.pdp-modal h3 { margin-bottom: var(--space-sm); }

.pdp-enquiry-form { display: flex; flex-direction: column; gap: var(--space-md); }
.pdp-form-row { display: flex; flex-direction: column; gap: 6px; }
.pdp-form-row label { font-size: 13px; font-weight: 600; color: var(--on-surface); }
.pdp-form-row input,
.pdp-form-row textarea {
  padding: 11px 14px;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius); font-size: 14px;
  font-family: var(--font-main); color: var(--on-surface);
  background: var(--surface); transition: border-color var(--transition);
}
.pdp-form-row input:focus,
.pdp-form-row textarea:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,104,95,0.1);
}
.pdp-form-row textarea { resize: vertical; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .pdp-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .pdp-gallery { position: static; }
}
@media (max-width: 600px) {
  .pdp-tabs { overflow-x: auto; }
  .pdp-tab { padding: 12px 16px; font-size: 14px; white-space: nowrap; }
  .pdp-quick-actions { flex-direction: column; }
  .pdp-price { font-size: 26px; }
}

/* ── Sticky Add to Cart Bar (mobile) ── */
.pdp-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--surface);
  border-top: 1px solid var(--outline-variant);
  padding: var(--space-md) var(--space-lg);
  z-index: 900;
  box-shadow: 0 -4px 20px rgba(11,28,48,0.10);
  align-items: center;
  gap: var(--space-md);
}
.pdp-sticky-bar.visible { display: flex; }
.pdp-sticky-title {
  flex: 1;
  font-size: 14px; font-weight: 600;
  color: var(--on-surface);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pdp-sticky-bar .btn { flex-shrink: 0; }

/* Main img transition */
#pdpMainImgEl {
  transition: opacity 0.15s ease, transform 0.3s ease;
}