/* ============================================
   Product Detail Page - Modern Redesign 2026
   Clean, professional B2B industrial layout
   ============================================ */

/* ===== Reset & Base ===== */
.product-detail-page {
  --pd-primary: #1a6fa8;
  --pd-primary-dark: #15547d;
  --pd-primary-light: #e8f4fb;
  --pd-accent: #e87910;
  --pd-green: #1a9e5e;
  --pd-text: #1a2332;
  --pd-text-light: #5a6a7e;
  --pd-border: #e2e8ef;
  --pd-bg: #f7f9fc;
  --pd-bg-card: #ffffff;
  --pd-radius: 10px;
  --pd-shadow: 0 2px 8px rgba(0,0,0,0.06);
  --pd-shadow-hover: 0 6px 20px rgba(0,0,0,0.10);
}

.product-detail-page .container {
  max-width: 1200px;
}

/* ===== Breadcrumb ===== */
.product-detail-page .page-breadcrumb {
  background: var(--pd-bg);
  padding: 12px 0;
  border-bottom: 1px solid var(--pd-border);
}
.product-detail-page .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--pd-text-light);
  flex-wrap: wrap;
}
.product-detail-page .breadcrumb a {
  color: var(--pd-primary);
  text-decoration: none;
  transition: color 0.2s;
}
.product-detail-page .breadcrumb a:hover {
  color: var(--pd-primary-dark);
}
.product-detail-page .breadcrumb i {
  font-size: 10px;
  color: #b0bac8;
}

/* ===== Hero Section ===== */
.product-detail-page .product-detail-section {
  padding: 32px 0 48px;
}

.product-detail-page .product-top-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 40px;
  margin-bottom: 48px;
  align-items: start;
}

/* --- Gallery --- */
.product-detail-page .product-gallery-wrap {
  position: sticky;
  top: 20px;
  align-self: start;
}
.product-detail-page .product-main-img {
  background: linear-gradient(135deg, #f8f9fc 0%, #eef2f7 100%);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  overflow: hidden;
  box-shadow: inset 0 0 20px rgba(0,0,0,0.02);
}
.product-detail-page .product-main-img img {
  width: auto;
  max-width: 100%;
  max-height: 320px;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
  display: block;
}
.product-detail-page .product-img-placeholder.large {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--pd-primary-light);
  color: var(--pd-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}
.product-detail-page .product-thumbs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 12px;
}
.product-detail-page .product-thumb {
  background: var(--pd-bg-card);
  border: 2px solid var(--pd-border);
  border-radius: 8px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.2s;
}
.product-detail-page .product-thumb:hover {
  border-color: var(--pd-primary);
}
.product-detail-page .product-thumb.active {
  border-color: var(--pd-primary);
  box-shadow: 0 0 0 2px rgba(26,111,168,0.15);
}
.product-detail-page .product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product-detail-page .product-cert-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

/* Product Snapshot - fills left column below gallery */
.product-detail-page .product-snapshot {
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  padding: 18px;
  margin-top: 18px;
  box-shadow: var(--pd-shadow);
}
.product-detail-page .product-snapshot-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--pd-text);
  margin: 0 0 12px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.product-detail-page .product-snapshot-title i {
  color: var(--pd-primary);
}
.product-detail-page .snapshot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.product-detail-page .snapshot-item {
  background: var(--pd-bg);
  border-radius: 8px;
  padding: 10px 12px;
}
.product-detail-page .snapshot-label {
  display: block;
  font-size: 11px;
  color: var(--pd-text-light);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: 3px;
}
.product-detail-page .snapshot-value {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--pd-text);
  line-height: 1.3;
}

.product-detail-page .badge-cert {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--pd-bg-card);
  color: var(--pd-text-light);
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--pd-border);
}
.product-detail-page .badge-cert i {
  color: var(--pd-primary);
  font-size: 11px;
}

/* --- Info Panel --- */
.product-detail-page .product-info-wrap {
  min-width: 0;
}
.product-detail-page .product-cat-badge {
  display: inline-block;
  background: var(--pd-primary-light);
  color: var(--pd-primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.product-detail-page .product-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--pd-text);
  line-height: 1.3;
  margin: 0 0 8px;
  letter-spacing: -0.5px;
}
.product-detail-page .product-tagline-text {
  font-size: 15px;
  color: var(--pd-text-light);
  line-height: 1.6;
  margin: 0 0 20px;
}

/* --- Key Specs Grid --- */
.product-detail-page .product-key-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 20px;
}
.product-detail-page .key-spec-item {
  background: var(--pd-bg);
  border: 1px solid var(--pd-border);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.product-detail-page .key-spec-label {
  font-size: 11px;
  color: var(--pd-text-light);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  font-weight: 600;
}
.product-detail-page .key-spec-value {
  font-size: 15px;
  color: var(--pd-text);
  font-weight: 700;
  word-break: break-word;
}

/* --- CTA Box --- */
.product-detail-page .product-cta-box {
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  padding: 20px;
  box-shadow: var(--pd-shadow);
}
.product-detail-page .product-cta-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin-top: 10px;
}
.product-detail-page .product-cta-box .btn {
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  padding: 12px 14px;
  text-align: center;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}
.product-detail-page .product-cta-box .btn-primary {
  background: var(--pd-primary);
  color: #fff;
}
.product-detail-page .product-cta-box .btn-primary:hover {
  background: var(--pd-primary-dark);
}
.product-detail-page .product-cta-box .btn-whatsapp {
  background: #25d366;
  color: #fff;
}
.product-detail-page .product-cta-box .btn-whatsapp:hover {
  background: #1da851;
}
.product-detail-page .product-cta-box .cta-note {
  font-size: 12px;
  color: var(--pd-text-light);
  margin: 10px 0 0;
  text-align: center;
}
.product-detail-page .product-cta-box .cta-note i {
  color: var(--pd-green);
}

/* ===== Section Headings ===== */
.product-detail-page .section-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--pd-text);
  margin: 0 0 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.product-detail-page .section-title i {
  color: var(--pd-primary);
  font-size: 20px;
}
.product-detail-page h2.section-title {
  font-size: 22px;
}

/* ===== Specs Table (from template, not detail) ===== */
.product-detail-page .specs-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  overflow: hidden;
  font-size: 14px;
}
.product-detail-page .specs-table th,
.product-detail-page .specs-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--pd-border);
  text-align: left;
  vertical-align: middle;
}
.product-detail-page .specs-table th {
  width: 40%;
  font-weight: 600;
  color: var(--pd-text-light);
  background: var(--pd-bg);
}
.product-detail-page .specs-table td {
  font-weight: 500;
  color: var(--pd-text);
}
.product-detail-page .specs-table tr:last-child th,
.product-detail-page .specs-table tr:last-child td {
  border-bottom: none;
}
.product-detail-page .specs-table tr:hover td {
  background: var(--pd-primary-light);
}

/* ===== Rich Text / Detail Content ===== */
.product-detail-page .product-description .rich-text {
  line-height: 1.7;
  color: var(--pd-text);
}
.product-detail-page .product-description .rich-text h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--pd-text);
  margin: 24px 0 12px;
  padding-left: 12px;
  border-left: 3px solid var(--pd-primary);
}
.product-detail-page .product-description .rich-text h3:first-child {
  margin-top: 0;
}
.product-detail-page .product-description .rich-text p {
  color: var(--pd-text-light);
  margin-bottom: 12px;
}
.product-detail-page .product-description .rich-text ul {
  padding-left: 20px;
  margin-bottom: 16px;
}
.product-detail-page .product-description .rich-text li {
  margin-bottom: 6px;
  color: var(--pd-text-light);
}

/* ===== Spec Tables Inside Detail (from database) ===== */
.product-detail-page .spec-table,
.product-detail-page .rich-text .spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  overflow: hidden;
  font-size: 14px;
  box-shadow: var(--pd-shadow);
}
.product-detail-page .spec-table thead {
  background: var(--pd-primary);
}
.product-detail-page .spec-table thead th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 700;
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}
.product-detail-page .spec-table tbody td,
.product-detail-page .spec-table tbody th {
  padding: 10px 16px;
  border-bottom: 1px solid var(--pd-border);
  color: var(--pd-text);
  font-weight: 500;
}
.product-detail-page .spec-table tbody th {
  width: 35%;
  color: var(--pd-text-light);
  font-weight: 600;
  background: var(--pd-bg);
}
.product-detail-page .spec-table tbody tr:nth-child(even) td {
  background: #fafbfc;
}
.product-detail-page .spec-table tbody tr:hover td {
  background: var(--pd-primary-light);
}
.product-detail-page .spec-table tbody tr:last-child td,
.product-detail-page .spec-table tbody tr:last-child th {
  border-bottom: none;
}
/* Two-column variant */
.product-detail-page .spec-table-two-col tbody th {
  width: 40%;
  background: var(--pd-bg);
}
/* Primary variant (options table) */
.product-detail-page .spec-table-primary {
  border-top: 3px solid var(--pd-primary);
}
.product-detail-page .spec-table-primary thead {
  background: var(--pd-primary);
}

/* ===== Bottom Grid: Specs + Description ===== */
/* Single-column stack: prevents wide tables (e.g. 4-column voltage options)
   from overflowing into the adjacent column. Full width for all tables. */
.product-detail-page .product-bottom-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
.product-detail-page .product-full-specs,
.product-detail-page .product-description {
  min-width: 0;
}
/* Safety net: scroll wide rich-text tables instead of overflowing */
.product-detail-page .product-description .rich-text {
  min-width: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ===== Applications Grid ===== */
.product-detail-page .product-applications {
  margin-bottom: 48px;
}
.product-detail-page .app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 14px;
}
.product-detail-page .app-card {
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: 8px;
  padding: 16px;
  transition: box-shadow 0.2s;
}
.product-detail-page .app-card:hover {
  box-shadow: var(--pd-shadow-hover);
}
.product-detail-page .app-card-icon {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.product-detail-page .app-card-icon i {
  color: var(--pd-primary);
  font-size: 20px;
}
.product-detail-page .app-card-icon strong {
  color: var(--pd-text);
  font-size: 14px;
}
.product-detail-page .app-card p {
  font-size: 13px;
  color: var(--pd-text-light);
  margin: 0;
  line-height: 1.5;
}

/* ===== OEM/ODM Section ===== */
.product-detail-page .oem-options-block {
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  padding: 28px;
  margin-bottom: 48px;
  box-shadow: var(--pd-shadow);
}
.product-detail-page .oem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.product-detail-page .oem-card {
  padding: 16px;
  border: 1px solid var(--pd-border);
  border-radius: 8px;
  transition: border-color 0.2s;
}
.product-detail-page .oem-card:hover {
  border-color: var(--pd-primary);
}
.product-detail-page .oem-card strong {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--pd-text);
  font-size: 14px;
  margin-bottom: 6px;
}
.product-detail-page .oem-card strong i {
  font-size: 16px;
}
.product-detail-page .oem-card p {
  font-size: 13px;
  color: var(--pd-text-light);
  margin: 0;
  line-height: 1.5;
}

/* ===== Connector & Packaging (single section) ===== */
.product-detail-page .connector-packaging-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 48px;
}
.product-detail-page .connector-card {
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  padding: 24px;
  border-top: 3px solid var(--pd-primary);
}
.product-detail-page .connector-card h3 {
  font-size: 17px;
  color: var(--pd-text);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.product-detail-page .connector-card h3 i {
  color: var(--pd-primary);
}
.product-detail-page .connector-card p {
  font-size: 13px;
  color: var(--pd-text-light);
  margin: 6px 0;
  line-height: 1.6;
}
.product-detail-page .connector-card strong {
  color: var(--pd-text);
}

/* ===== Certifications ===== */
.product-detail-page .product-certifications {
  margin-bottom: 48px;
}
.product-detail-page .product-certifications p {
  color: var(--pd-text-light);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
}
.product-detail-page .cert-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ===== FAQ ===== */
.product-detail-page .product-faq {
  margin-bottom: 48px;
}
.product-detail-page .faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.product-detail-page .faq-item {
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.product-detail-page .faq-item[open] {
  box-shadow: var(--pd-shadow);
}
.product-detail-page .faq-item summary {
  padding: 16px 20px;
  font-weight: 600;
  font-size: 14px;
  color: var(--pd-text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.product-detail-page .faq-item summary::-webkit-details-marker {
  display: none;
}
.product-detail-page .faq-item summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 12px;
  color: var(--pd-text-light);
  transition: transform 0.2s;
}
.product-detail-page .faq-item[open] summary::after {
  transform: rotate(180deg);
}
.product-detail-page .faq-item p {
  padding: 0 20px 16px;
  color: var(--pd-text-light);
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

/* ===== RFQ Section ===== */
.product-detail-page .purchase-info-section {
  background: var(--pd-bg);
  border-radius: var(--pd-radius);
  padding: 32px;
  margin-bottom: 48px;
}
.product-detail-page .rfq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.product-detail-page .rfq-card {
  background: var(--pd-bg-card);
  border-radius: 8px;
  padding: 20px;
  border-top: 3px solid var(--pd-primary);
}
.product-detail-page .rfq-card h3 {
  font-size: 16px;
  color: var(--pd-text);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.product-detail-page .rfq-card h3 i {
  color: var(--pd-primary);
}
.product-detail-page .rfq-card table {
  width: 100%;
  font-size: 14px;
}
.product-detail-page .rfq-card table td {
  padding: 5px 0;
}
.product-detail-page .rfq-card table td:first-child {
  color: var(--pd-text-light);
}
.product-detail-page .rfq-card table td:last-child {
  font-weight: 600;
  color: var(--pd-text);
  text-align: right;
}
.product-detail-page .rfq-bottom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
}
.product-detail-page .payment-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.product-detail-page .payment-tag {
  background: #eef2f7;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--pd-text);
}
.product-detail-page .oem-tags {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.product-detail-page .oem-tag {
  background: #f0faf5;
  padding: 8px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--pd-text);
}
.product-detail-page .oem-tag i {
  color: var(--pd-green);
  margin-right: 4px;
}

/* ===== Related Products ===== */
.product-detail-page .related-products {
  margin-bottom: 48px;
}
.product-detail-page .product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.product-detail-page .product-card {
  background: var(--pd-bg-card);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  overflow: hidden;
  text-decoration: none;
  transition: box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}
.product-detail-page .product-card:hover {
  box-shadow: var(--pd-shadow-hover);
}
.product-detail-page .product-card .product-img {
  background: var(--pd-bg);
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-detail-page .product-card .product-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product-detail-page .product-card .product-body {
  padding: 14px;
}
.product-detail-page .product-card h3 {
  font-size: 14px;
  color: var(--pd-text);
  margin: 0 0 6px;
  font-weight: 600;
  line-height: 1.4;
}
.product-detail-page .product-card .product-tagline {
  font-size: 12px;
  color: var(--pd-text-light);
  margin: 0 0 8px;
  line-height: 1.4;
}
.product-detail-page .product-card .btn-text {
  font-size: 13px;
  color: var(--pd-primary);
  font-weight: 600;
}

/* ===== Sticky Inquiry Bar ===== */
#stickyInquiryBar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--pd-text);
  padding: 10px 0;
  z-index: 1000;
  box-shadow: 0 -2px 12px rgba(0,0,0,0.15);
  display: none;
}
#stickyInquiryBar .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
#stickyInquiryBar .btn {
  padding: 10px 16px;
  font-size: 13px;
  border-radius: 8px;
  font-weight: 600;
  white-space: nowrap;
  text-align: center;
  flex: 1;
  max-width: 200px;
  border: none;
  cursor: pointer;
}

/* ===== Responsive ===== */
@media (max-width: 968px) {
  .product-detail-page .product-top-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .product-detail-page .product-gallery-wrap {
    position: static;
  }
  .product-detail-page .product-bottom-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .product-detail-page .rfq-grid {
    grid-template-columns: 1fr;
  }
  .product-detail-page .connector-packaging-grid {
    grid-template-columns: 1fr;
  }
  .product-detail-page .rfq-bottom-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .product-detail-page .product-title {
    font-size: 20px;
  }
  .product-detail-page .product-key-specs {
    grid-template-columns: 1fr;
  }
  .product-detail-page .product-cta-row {
    grid-template-columns: 1fr 1fr;
  }
  .product-detail-page .product-thumbs {
    grid-template-columns: repeat(4, 1fr);
  }
  .product-detail-page .section-title {
    font-size: 18px;
  }
  .product-detail-page .product-detail-section {
    padding: 20px 0 32px;
  }
  .product-detail-page .product-main-img img {
    max-height: 300px;
  }
  .product-detail-page .app-grid {
    grid-template-columns: 1fr;
  }
  .product-detail-page .oem-grid {
    grid-template-columns: 1fr;
  }
  .product-detail-page .oem-tags {
    grid-template-columns: 1fr;
  }
  .product-detail-page .specs-table th,
  .product-detail-page .specs-table td {
    padding: 10px 12px;
    font-size: 13px;
  }
  .product-detail-page .spec-table thead th,
  .product-detail-page .spec-table tbody td,
  .product-detail-page .spec-table tbody th {
    padding: 8px 12px;
    font-size: 13px;
  }
  .product-detail-page .purchase-info-section {
    padding: 20px;
  }
  #stickyInquiryBar {
    display: block !important;
  }
  #stickyInquiryBar .container {
    gap: 6px;
    padding: 0 8px;
  }
  #stickyInquiryBar .btn {
    font-size: 12px;
    padding: 10px 8px;
  }
  #stickyInquiryBar .btn i {
    margin-right: 2px;
  }
  body {
    padding-bottom: 56px;
  }
}

@media (max-width: 480px) {
  .product-detail-page .product-cta-row {
    grid-template-columns: 1fr;
  }
  .product-detail-page .product-title {
    font-size: 18px;
  }
}

/* ===== Dark Mode ===== */
@media (prefers-color-scheme: dark) {
  .product-detail-page {
    --pd-text: #e2e8f0;
    --pd-text-light: #a0aec0;
    --pd-border: #3a4a5c;
    --pd-bg: #1a2332;
    --pd-bg-card: #243340;
    --pd-primary-light: #1a3a52;
  }
  .product-detail-page .product-main-img,
  .product-detail-page .product-thumb,
  .product-detail-page .badge-cert,
  .product-detail-page .key-spec-item,
  .product-detail-page .specs-table th,
  .product-detail-page .spec-table tbody th,
  .product-detail-page .app-card,
  .product-detail-page .oem-card,
  .product-detail-page .connector-card,
  .product-detail-page .rfq-card,
  .product-detail-page .faq-item,
  .product-detail-page .product-card,
  .product-detail-page .oem-options-block {
    background: var(--pd-bg-card);
    border-color: var(--pd-border);
  }
  .product-detail-page .specs-table tr:hover td,
  .product-detail-page .spec-table tbody tr:hover td {
    background: var(--pd-primary-light);
  }
  .product-detail-page .spec-table tbody tr:nth-child(even) td {
    background: #1f2d3d;
  }
  .product-detail-page .payment-tag {
    background: #1f2d3d;
  }
  .product-detail-page .oem-tag {
    background: #1a2e24;
  }
  #stickyInquiryBar {
    background: #0f1620;
  }
}

/* ===== Options Table Enhancement (4-column: Series/Voltage/Charge/Current) ===== */
.product-detail-page .spec-table-primary {
  border-top: none;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.product-detail-page .spec-table-primary thead {
  background: linear-gradient(135deg, #1a6fa8 0%, #15547d 100%);
}
.product-detail-page .spec-table-primary thead th {
  padding: 14px 12px;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  white-space: nowrap;
}
.product-detail-page .spec-table-primary thead th:first-child {
  text-align: center;
  width: 100px;
}
.product-detail-page .spec-table-primary tbody td {
  padding: 11px 12px;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  border-bottom: 1px solid #eef2f7;
  color: #2a3b4e;
}
.product-detail-page .spec-table-primary tbody tr:nth-child(even) td {
  background: #f5f8fb;
}
.product-detail-page .spec-table-primary tbody tr:hover td {
  background: #e8f4fb;
  transition: background 0.15s;
}
/* Series (S) column - blue badge style */
.product-detail-page .spec-table-primary td.cell-series {
  font-weight: 800;
  color: #1a6fa8;
  background: #e8f4fb !important;
  font-size: 15px;
  letter-spacing: 0.5px;
}
.product-detail-page .spec-table-primary tbody tr:hover td.cell-series {
  background: #d4ebf7 !important;
}
/* Charging Current column - orange accent */
.product-detail-page .spec-table-primary td:last-child {
  color: #e87910;
  font-weight: 700;
}
/* Last row no border */
.product-detail-page .spec-table-primary tbody tr:last-child td {
  border-bottom: none;
}
/* Wrap table in scrollable container on mobile */
@media (max-width: 768px) {
  .product-detail-page .spec-table-primary {
    font-size: 12px;
  }
  .product-detail-page .spec-table-primary thead th {
    padding: 10px 6px;
    font-size: 11px;
  }
  .product-detail-page .spec-table-primary tbody td {
    padding: 8px 6px;
    font-size: 12px;
  }
  .product-detail-page .spec-table-primary td.cell-series {
    font-size: 13px;
  }
}

/* ===== Transposed Options Table (voltage options as columns, params as rows) ===== */
/* Generated by transpose_spec_tables.py: <div class="spec-table-scroll"><table
   class="spec-table spec-table-primary transposed">... */
.product-detail-page .spec-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 10px;
  border: 1px solid #e2e8ef;
  margin: 16px 0;
}
.product-detail-page .spec-table-primary.transposed {
  width: 100%;
  min-width: 640px;
  margin: 0;
  border: none;
  box-shadow: none;
  background: #fff;
  border-top: 3px solid var(--pd-primary);
}
.product-detail-page .spec-table-primary.transposed thead th {
  text-align: center;
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 20;
  font-size: 13px;
  padding: 12px 10px;
}
.product-detail-page .spec-table-primary.transposed thead th:first-child {
  text-align: left;
  width: auto;
  min-width: 150px;
}
.product-detail-page .spec-table-primary.transposed thead th.corner {
  position: sticky;
  left: 0;
  z-index: 30;
  text-align: left;
  background: #15547d;
  min-width: 150px;
}
/* neutralize inherited orange accent on last column (now just a voltage cell) */
.product-detail-page .spec-table-primary.transposed td:last-child {
  color: #2a3b4e;
  font-weight: 600;
}
.product-detail-page .spec-table-primary.transposed tbody th.param {
  position: sticky;
  left: 0;
  z-index: 10;
  background: #e8f4fb;
  color: #15547d;
  font-weight: 800;
  text-align: left;
  min-width: 150px;
  padding: 11px 12px;
  border-bottom: 1px solid #d4e6f2;
}
.product-detail-page .spec-table-primary.transposed tbody td {
  text-align: center;
  font-weight: 600;
  padding: 11px 10px;
}
.product-detail-page .spec-table-primary.transposed tbody tr:nth-child(even) td {
  background: #f5f8fb;
}
.product-detail-page .spec-table-primary.transposed tbody tr:hover td {
  background: #e8f4fb;
  transition: background 0.15s;
}
/* Charging Current row (last parameter row) — orange accent, matches design */
.product-detail-page .spec-table-primary.transposed tbody tr:last-child td,
.product-detail-page .spec-table-primary.transposed tbody tr:last-child th.param {
  color: #e87910;
  font-weight: 700;
}
.product-detail-page .spec-table-primary.transposed tbody tr:last-child td,
.product-detail-page .spec-table-primary.transposed tbody tr:last-child th.param {
  border-bottom: none;
}
@media (max-width: 768px) {
  .product-detail-page .spec-table-primary.transposed {
    min-width: 520px;
  }
  .product-detail-page .spec-table-primary.transposed thead th.corner,
  .product-detail-page .spec-table-primary.transposed tbody th.param {
    min-width: 110px;
  }
  .product-detail-page .spec-table-primary.transposed thead th,
  .product-detail-page .spec-table-primary.transposed tbody td {
    padding: 9px 6px;
    font-size: 12px;
  }
}