/* ============================================
   PRODUCT PAGE - MODERN DESIGN SYSTEM
   Bridges old template structure with modern styling
   ============================================ */

/* ---------- WOW.js Safety Net ---------- */
/* Prevent content from staying hidden if animate.css fails to load or WOW.js doesn't fire */
.wow {
  visibility: visible !important;
  animation: none !important;
}

/* ---------- CSS Variables (inherit from modern.css) ---------- */
:root {
  --pm-primary: #003366;
  --pm-primary-light: #004080;
  --pm-accent: #0f3460;
  --pm-text: #1a1a2e;
  --pm-text-secondary: #374151;
  --pm-text-muted: #6b7280;
  --pm-bg: #ffffff;
  --pm-bg-alt: #f8f9fa;
  --pm-bg-warm: #faf8f5;
  --pm-border: #e8e8e8;
  --pm-radius: 16px;
  --pm-font: 'Inter', sans-serif;
  --pm-font-heading: 'Space Grotesk', sans-serif;
  --pm-transition: cubic-bezier(0.23, 1, 0.32, 1);
}

/* ---------- Base Overrides ---------- */
body {
  font-family: var(--pm-font) !important;
  color: var(--pm-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--pm-font-heading) !important;
  color: var(--pm-primary);
}

/* ---------- Page Title / Hero Banner ---------- */
.page-title {
  position: relative;
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.page-title .bg-layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.4);
}
.page-title .content-box {
  position: relative;
  z-index: 2;
}
.page-title .content-box h1 {
  font-family: var(--pm-font-heading) !important;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: #fff !important;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

/* Breadcrumb */
.bread-crumb {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}
/* Keep each chevron glued to its label so items wrap as whole units on mobile */
.bread-crumb li {
  display: inline-flex;
  align-items: baseline;
  white-space: nowrap;
}
.bread-crumb li {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  font-family: var(--pm-font);
}
.bread-crumb li a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  transition: color 0.3s;
}
.bread-crumb li a:hover { color: var(--pm-accent); }
.bread-crumb li + li::before {
  content: "\f054";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  font-size: 10px;
  margin-right: 8px;
  opacity: 0.5;
}

/* ---------- Section Titles ---------- */
.sec-title {
  position: relative;
  margin-bottom: 50px;
}
.sec-title h2 {
  font-family: var(--pm-font-heading) !important;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--pm-primary);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
  position: relative;
  display: inline-block;
}
.sec-title.centred h2 {
  display: block;
}
.sec-title.centred h2::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--pm-primary), var(--pm-accent));
  margin: 18px auto 0;
  border-radius: 2px;
}
.sec-title p {
  color: var(--pm-text-secondary);
  font-size: 17px;
  line-height: 1.7;
  max-width: 720px;
  margin: 0 auto;
}

/* ---------- Project Details (product intro) ---------- */
.project-details {
  padding: 100px 0 80px;
}
.project-details .title-text h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--pm-primary);
}
.project-details .text p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--pm-text-secondary);
}
/* Vertical rhythm for stacked H2 sections inside project-details columns */
.project-details .col-lg-6 > h2,
.project-details .col-lg-6 > h3 {
  margin-bottom: 14px;
  line-height: 1.25;
}
.project-details .col-lg-6 > h2:not(:first-child),
.project-details .col-lg-6 > h3:not(:first-child) {
  margin-top: 40px;
}
.project-details .col-lg-6 > p {
  margin-bottom: 28px;
  line-height: 1.7;
}
.project-details .col-lg-6 > ul {
  margin-bottom: 40px;
}

/* ---------- Quick Info Boxes ---------- */
.quick-info {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 60px;
  margin-bottom: 60px;
}
.info-box {
  flex: 1;
  min-width: 180px;
  padding: 30px 35px;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fb 100%);
  border-left: 4px solid var(--pm-primary);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
  transition: all 0.4s var(--pm-transition);
  position: relative;
  overflow: hidden;
}
.info-box::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background: radial-gradient(circle at top right, rgba( 15,  52,  96, 0.08), transparent 70%);
  pointer-events: none;
}
.info-box::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--pm-primary), var(--pm-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--pm-transition);
}
.info-box:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(0,51,102,0.15), 0 4px 12px rgba(0,0,0,0.06);
  border-left-color: var(--pm-accent);
}
.info-box:hover::after {
  transform: scaleX(1);
}
.info-box h5 {
  color: var(--pm-primary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 6px;
  font-family: var(--pm-font) !important;
  font-weight: 600;
}
.info-box p {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--pm-text);
  font-family: var(--pm-font-heading) !important;
}

/* ---------- Image Carousel ---------- */
.image-box .single-item-carousel .image {
  max-height: 500px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pm-bg-alt);
  border-radius: var(--pm-radius);
}
.image-box .single-item-carousel .image img {
  width: 100%;
  height: 500px;
  object-fit: contain;
}

/* ---------- PTFE Type Cards ---------- */
.ptfe-type-card {
  background: var(--pm-bg);
  border-radius: var(--pm-radius);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  transition: transform 0.4s var(--pm-transition), box-shadow 0.4s;
  height: 100%;
  border: 1px solid var(--pm-border);
}
.ptfe-type-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0,51,102,0.12);
}
.ptfe-type-card .card-image {
  width: 100%;
  height: 280px;
  overflow: hidden;
}
.ptfe-type-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--pm-transition);
}
.ptfe-type-card:hover .card-image img {
  transform: scale(1.05);
}
.ptfe-type-card .card-body {
  padding: 28px 30px 32px;
}
.ptfe-type-card .card-body h3 {
  font-size: 22px;
  color: var(--pm-primary);
  margin-bottom: 10px;
  font-family: var(--pm-font-heading) !important;
}
.ptfe-type-card .card-body p {
  color: var(--pm-text-secondary);
  font-size: 15px;
  line-height: 1.7;
}
.ptfe-type-card .card-body ul {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
}
.ptfe-type-card .card-body ul li {
  padding: 6px 0 6px 28px;
  position: relative;
  color: var(--pm-text-secondary);
  font-size: 14px;
  line-height: 1.6;
}
.ptfe-type-card .card-body ul li:before {
  content: "\f00c";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--pm-primary);
  font-size: 12px;
}
.ptfe-type-badge {
  display: inline-block;
  background: var(--pm-primary);
  color: #fff;
  padding: 5px 16px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

/* ---------- Spec Tables ---------- */
.spec-table-section { padding: 120px 0; }
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  font-family: var(--pm-font);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 51, 102, 0.08);
}
.spec-table thead th {
  background: linear-gradient(135deg, var(--pm-primary), var(--pm-primary-light));
  color: #fff;
  padding: 18px 12px;
  text-align: center;
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border-right: 1px solid rgba(255,255,255,0.1);
  position: relative;
}
.spec-table thead th::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--pm-accent), transparent);
}
.spec-table thead th:first-child { border-radius: 12px 0 0 0; }
.spec-table thead th:last-child { border-radius: 0 12px 0 0; border-right: none; }
.spec-table tbody td {
  padding: 14px 10px;
  border-bottom: 1px solid var(--pm-border);
  color: var(--pm-text);
  text-align: center;
  transition: all 0.3s var(--pm-transition);
}
.spec-table tbody tr:nth-child(even) { background: var(--pm-bg-warm); }
.spec-table tbody tr:hover {
  background: linear-gradient(90deg, rgba(0, 51, 102, 0.04), rgba( 15,  52,  96, 0.04));
  transform: scale(1.005);
}
.spec-table tbody tr:hover td {
  color: var(--pm-primary);
  font-weight: 500;
}

/* Comparison table */
.comparison-table { border-radius: 8px; overflow: hidden; width: 100%; }
.comparison-table thead th {
  background: var(--pm-primary);
  color: #fff;
  padding: 14px 18px;
  font-weight: 600;
  font-family: var(--pm-font);
}
.comparison-table tbody td {
  padding: 13px 18px;
  border-bottom: 1px solid var(--pm-border);
  color: var(--pm-text);
  font-family: var(--pm-font);
}
.comparison-table tbody tr:nth-child(even) { background: var(--pm-bg-warm); }
.comparison-table tbody tr:hover { background: #e8f0fe; }

/* ---------- Feature Grid ---------- */
.feature-grid {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--pm-bg-alt) 0%, #ffffff 100%);
  position: relative;
}
.feature-grid::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--pm-border), transparent);
}
.feature-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 30px;
  padding: 35px 40px;
  background: var(--pm-bg);
  border-radius: 16px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  transition: all 0.5s var(--pm-transition);
  border: 1px solid var(--pm-border);
  position: relative;
  overflow: hidden;
}
.feature-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--pm-primary), var(--pm-accent));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.5s var(--pm-transition);
}
.feature-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,51,102,0.15), 0 4px 12px rgba(0,0,0,0.06);
  border-color: transparent;
}
.feature-item:hover::before {
  transform: scaleY(1);
}
.feature-item:hover .icon-box {
  background: linear-gradient(135deg, var(--pm-accent), #0f3460);
  transform: rotate(-5deg) scale(1.1);
}
.feature-item .icon-box {
  min-width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--pm-primary), var(--pm-primary-light));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 22px;
  color: #fff;
  font-size: 22px;
  flex-shrink: 0;
  transition: all 0.4s var(--pm-transition);
  box-shadow: 0 6px 16px rgba(0,51,102,0.2);
}
.feature-item h4 {
  font-size: 17px;
  margin-bottom: 6px;
  color: var(--pm-primary);
  font-family: var(--pm-font-heading) !important;
}
.feature-item p {
  margin: 0;
  color: var(--pm-text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------- CTA Section ---------- */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #001f3f 0%, var(--pm-primary) 50%, var(--pm-primary-light) 100%);
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba( 15,  52,  96, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.cta-section .auto-container {
  position: relative;
  z-index: 2;
}
.cta-section h2 {
  color: #fff !important;
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 12px;
}
.cta-section p {
  font-size: 17px;
  margin-bottom: 30px;
  opacity: 0.9;
}
.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 30px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s var(--pm-transition);
  font-family: var(--pm-font);
}
.cta-btn-primary {
  background: linear-gradient(135deg, var(--pm-accent), #0f3460);
  color: #fff;
  box-shadow: 0 8px 24px rgba( 15,  52,  96, 0.3);
}
.cta-btn-primary:hover {
  background: linear-gradient(135deg, #0f3460, #0c1f3f);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba( 15,  52,  96, 0.45);
}
.cta-btn-outline {
  border: 2px solid rgba(255,255,255,0.5);
  color: #fff;
  background: transparent;
}
.cta-btn-outline:hover {
  background: #fff;
  color: var(--pm-primary);
  border-color: #fff;
  transform: translateY(-2px);
}

/* ---------- Tabs (Features/Applications) ---------- */
.project-details .lower-box .tab-btns {
  margin-top: 30px;
  border-left: 2px solid var(--pm-border);
  padding-left: 0;
}
.project-details .lower-box .tab-btns:before {
  display: none;
}
.project-details .lower-box .tab-btns li {
  padding: 14px 0 14px 28px;
  margin-bottom: 6px;
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--pm-text-muted);
  position: relative;
  transition: all 0.4s var(--pm-transition);
  cursor: pointer;
}
.project-details .lower-box .tab-btns li:before {
  position: absolute;
  content: '';
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--pm-primary), var(--pm-accent));
  left: -2px;
  top: 50%;
  transform: translateY(-50%);
  transition: height 0.4s var(--pm-transition);
  border-radius: 2px;
}
.project-details .lower-box .tab-btns li:hover {
  color: var(--pm-primary);
  padding-left: 32px;
}
.project-details .lower-box .tab-btns li.active-btn {
  color: var(--pm-primary);
}
.project-details .lower-box .tab-btns li.active-btn:before {
  height: 100%;
  width: 4px;
}
.tab-btns .tab-btn span {
  font-family: var(--pm-font) !important;
}
.tabs-content h2 {
  font-family: var(--pm-font-heading) !important;
  font-size: clamp(1.6rem, 3vw, 2.2rem) !important;
  letter-spacing: -0.5px;
  position: relative;
}
.tabs-content h2::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 30px;
  background: linear-gradient(180deg, var(--pm-primary), var(--pm-accent));
  border-radius: 3px;
}
.list-item li {
  font-family: var(--pm-font);
  color: var(--pm-text-secondary);
  font-size: 15px;
  line-height: 1.7;
  transition: all 0.3s var(--pm-transition);
}
.list-item li:hover {
  color: var(--pm-primary);
  transform: translateX(4px);
}

/* ---------- Sticky Desktop Quote CTA ---------- */
/* Hidden — consolidated with .floating-buttons (single set of contact actions). */
.sticky-quote-cta { display: none !important; }
.sticky-quote-cta--legacy {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sticky-quote-cta a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: var(--pm-primary);
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--pm-font);
  transition: all 0.3s var(--pm-transition);
  white-space: nowrap;
  border-radius: 8px 0 0 8px;
  transform: translateX(calc(100% - 48px));
}
.sticky-quote-cta a:hover {
  transform: translateX(0);
  background: var(--pm-primary-light);
}
.sticky-quote-cta a i {
  font-size: 16px;
  min-width: 20px;
  text-align: center;
}
.sticky-quote-cta .whatsapp-link {
  background: #25D366;
}
.sticky-quote-cta .whatsapp-link:hover {
  background: #1da851;
}
.sticky-quote-cta .phone-link {
  background: var(--pm-accent);
}
.sticky-quote-cta .phone-link:hover {
  background: #e86305;
}

/* ---------- Certifications Badge Strip ---------- */
.cert-badges {
  padding: 60px 0;
  background: linear-gradient(180deg, #ffffff 0%, var(--pm-bg-alt) 50%, #ffffff 100%);
  border-top: 1px solid var(--pm-border);
  border-bottom: 1px solid var(--pm-border);
  position: relative;
  overflow: hidden;
}
.cert-badges::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--pm-accent), transparent);
  opacity: 0.2;
  transform: translateY(-50%);
}
.cert-badges .badge-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}
.cert-badge-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 28px;
  background: var(--pm-bg);
  border-radius: 16px;
  border: 1px solid var(--pm-border);
  transition: all 0.4s var(--pm-transition);
  position: relative;
  overflow: hidden;
}
.cert-badge-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba( 15,  52,  96, 0.05));
  opacity: 0;
  transition: opacity 0.4s;
}
.cert-badge-item:hover {
  box-shadow: 0 12px 28px rgba(0, 51, 102, 0.12);
  transform: translateY(-3px);
  border-color: rgba( 15,  52,  96, 0.3);
}
.cert-badge-item:hover::before {
  opacity: 1;
}
.cert-badge-item .badge-text {
  position: relative;
  z-index: 1;
  text-align: center;
}
.cert-badge-item .badge-text h5 {
  font-size: 14px;
  font-weight: 700;
  margin: 0 0 2px;
  color: var(--pm-text);
  font-family: var(--pm-font-heading) !important;
}
.cert-badge-item .badge-text p {
  font-size: 12px;
  color: var(--pm-text-muted);
  margin: 0;
}

/* ---------- Product Search Overlay ---------- */
.product-search-trigger {
  cursor: pointer;
  padding: 8px;
  color: var(--pm-primary);
  font-size: 18px;
  transition: color 0.3s;
}
.product-search-trigger:hover { color: var(--pm-accent); }

.product-search-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.85);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
  opacity: 0;
  transition: opacity 0.3s;
}
.product-search-overlay.active {
  display: flex;
  opacity: 1;
}
.product-search-box {
  width: 90%;
  max-width: 680px;
  background: var(--pm-bg);
  border-radius: var(--pm-radius);
  padding: 32px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  transform: translateY(-20px);
  transition: transform 0.3s var(--pm-transition);
}
.product-search-overlay.active .product-search-box {
  transform: translateY(0);
}
.product-search-box h3 {
  font-size: 20px;
  margin-bottom: 20px;
  color: var(--pm-primary);
}
.product-search-input {
  width: 100%;
  padding: 16px 20px;
  border: 2px solid var(--pm-border);
  border-radius: 12px;
  font-size: 16px;
  font-family: var(--pm-font);
  outline: none;
  transition: border-color 0.3s;
}
.product-search-input:focus {
  border-color: var(--pm-primary);
}
.product-search-results {
  margin-top: 16px;
  max-height: 300px;
  overflow-y: auto;
}
.product-search-results a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--pm-text);
  transition: background 0.2s;
  font-family: var(--pm-font);
}
.product-search-results a:hover {
  background: var(--pm-bg-alt);
}
.product-search-results a i {
  color: var(--pm-primary);
  font-size: 14px;
}
.product-search-results a .product-name {
  font-weight: 600;
  font-size: 15px;
}
.product-search-results a .product-desc {
  font-size: 13px;
  color: var(--pm-text-muted);
}
.search-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 28px;
  color: #fff;
  cursor: pointer;
  transition: transform 0.3s;
}
.search-close:hover { transform: rotate(90deg); }

/* ---------- FAQ Section ---------- */
.faq-section {
  padding: 80px 0;
  background: var(--pm-bg);
}
.faq-item {
  border: 1px solid var(--pm-border);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow 0.3s;
}
.faq-item:hover {
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  background: var(--pm-bg);
  transition: background 0.3s;
  user-select: none;
}
.faq-question:hover { background: var(--pm-bg-alt); }
.faq-question h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--pm-text);
  margin: 0;
  font-family: var(--pm-font) !important;
  flex: 1;
  padding-right: 16px;
}
.faq-question .faq-icon {
  font-size: 14px;
  color: var(--pm-primary);
  transition: transform 0.3s;
  flex-shrink: 0;
}
.faq-item.active .faq-question .faq-icon {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px;
}
.faq-answer p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--pm-text-secondary);
  margin: 0;
}

/* ---------- Related Products ---------- */
.related-project .owl-nav button {
  background: var(--pm-primary) !important;
  border-radius: 50% !important;
}
/* Normalize card image heights (source photos have mixed aspect ratios) */
.related-project .image-box .image img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

/* ---------- Internal Links Section ---------- */
.internal-links-section {
  padding: 60px 0;
  background: var(--pm-bg-alt);
}
.internal-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.internal-link-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: var(--pm-bg);
  border-radius: 12px;
  border: 1px solid var(--pm-border);
  text-decoration: none;
  color: var(--pm-text);
  transition: all 0.3s var(--pm-transition);
  font-family: var(--pm-font);
}
.internal-link-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,51,102,0.1);
  border-color: var(--pm-primary);
  color: var(--pm-primary);
}
.internal-link-card i {
  font-size: 20px;
  color: var(--pm-primary);
}
.internal-link-card span {
  font-weight: 600;
  font-size: 14px;
}

/* ---------- Scroll Progress (product pages) ---------- */
.product-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, var(--pm-primary) 0%, #0066cc 40%, var(--pm-accent) 100%);
  z-index: 10001;
  transition: width 0.05s linear;
  box-shadow: 0 1px 8px rgba( 15,  52,  96, 0.5);
}

/* ---------- Product Hero (split layout) ---------- */
/* Replaces the dark breadcrumb band with a real hero: copy + CTAs on one side,
   product photo on the other. Applied via `.page-title.product-hero` modifier. */
.page-title.product-hero {
  min-height: 0;
  padding: 130px 0 72px !important;
  display: block;
  background: linear-gradient(135deg, #001f3f 0%, #003366 55%, #004080 100%) !important;
  text-align: left;
  overflow: visible;
}
.page-title.product-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba( 15,  52,  96, 0.18), transparent 45%),
    radial-gradient(circle at 90% 80%, rgba(0, 102, 204, 0.22), transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.02), transparent 70%);
  pointer-events: none;
}
.page-title.product-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  opacity: 0.6;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.page-title.product-hero .bg-layer { display: none !important; }
.page-title.product-hero .line-box { display: none; }
.page-title.product-hero .content-box { text-align: left; position: relative; z-index: 2; }
.page-title.product-hero .product-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.page-title.product-hero .product-hero-copy { min-width: 0; }
.page-title.product-hero .product-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: linear-gradient(135deg, rgba( 15,  52,  96, 0.15), rgba( 15,  52,  96, 0.05));
  color: #ffd9b3;
  border: 1px solid rgba( 15,  52,  96, 0.4);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 22px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}
.page-title.product-hero .product-hero-eyebrow::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 217, 179, 0.3), transparent);
  animation: shimmer 3s infinite;
}
@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}
.page-title.product-hero h1 {
  color: #fff !important;
  font-size: clamp(2rem, 4.5vw, 3rem);
  letter-spacing: -1px;
  line-height: 1.1;
  margin: 0 0 16px;
  text-align: left;
}
.page-title.product-hero .product-hero-tag {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.6;
  max-width: 56ch;
  margin: 0 0 24px;
}
.page-title.product-hero .product-hero-tag strong {
  color: #fff;
}
.page-title.product-hero .bread-crumb {
  justify-content: flex-start;
  margin-bottom: 24px;
}
.page-title.product-hero .bread-crumb li {
  color: rgba(255, 255, 255, 0.55);
}
.page-title.product-hero .bread-crumb li a {
  color: rgba(255, 255, 255, 0.78);
}
.page-title.product-hero .bread-crumb li a:hover { color: var(--pm-accent); }
.page-title.product-hero .product-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-title.product-hero .product-hero-ctas .btn-primary,
.page-title.product-hero .product-hero-ctas .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: transform 0.25s var(--pm-transition), box-shadow 0.25s, background 0.25s;
}
.page-title.product-hero .product-hero-ctas .btn-primary {
  background: var(--pm-accent);
  color: #fff;
  box-shadow: 0 8px 22px rgba( 15,  52,  96, 0.28);
}
.page-title.product-hero .product-hero-ctas .btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba( 15,  52,  96, 0.36);
  background: #0f3460;
}
.page-title.product-hero .product-hero-ctas .btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}
.page-title.product-hero .product-hero-ctas .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #fff;
}
.page-title.product-hero .product-hero-image {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  aspect-ratio: 5 / 4;
  background: #fff;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35), 0 8px 24px rgba( 15,  52,  96, 0.12);
  transition: transform 0.5s var(--pm-transition), box-shadow 0.5s;
}
.page-title.product-hero .product-hero-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba( 15,  52,  96, 0.08) 0%, transparent 50%, rgba(0, 51, 102, 0.05) 100%);
  z-index: 2;
  pointer-events: none;
}
.page-title.product-hero .product-hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,0.1);
  pointer-events: none;
  z-index: 3;
}
.page-title.product-hero .product-hero-image:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.45), 0 12px 32px rgba( 15,  52,  96, 0.2);
}
.page-title.product-hero .product-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--pm-transition);
}
.page-title.product-hero .product-hero-image:hover img {
  transform: scale(1.03);
}
.page-title.product-hero .product-hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
}
.page-title.product-hero .product-hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  backdrop-filter: blur(10px);
  transition: all 0.3s var(--pm-transition);
}
.page-title.product-hero .product-hero-trust span:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba( 15,  52,  96, 0.5);
  transform: translateY(-2px);
}
.page-title.product-hero .product-hero-trust i {
  color: var(--pm-accent);
  font-size: 15px;
}

/* ---------- Product hero — WHITE & BLACK (monochrome, overrides the styles above) ---------- */
.page-title.product-hero {
  background: #ffffff !important;
  border-bottom: 1px solid #e5e5e5;
}
.page-title.product-hero::before { background: none; }
.page-title.product-hero::after {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.035) 1px, transparent 1px);
}
.page-title.product-hero h1 { color: #111111 !important; }
.page-title.product-hero .product-hero-tag { color: #444444; }
.page-title.product-hero .product-hero-tag strong { color: #111111; }
.page-title.product-hero .product-hero-eyebrow {
  background: #ffffff;
  color: #111111;
  border-color: #111111;
}
.page-title.product-hero .product-hero-eyebrow::before { display: none; }
.page-title.product-hero .bread-crumb li { color: #888888; }
.page-title.product-hero .bread-crumb li a { color: #111111; }
.page-title.product-hero .bread-crumb li a:hover { color: #000000; }
.page-title.product-hero .product-hero-ctas .btn-primary {
  background: #111111;
  color: #ffffff;
  box-shadow: none;
}
.page-title.product-hero .product-hero-ctas .btn-primary:hover {
  background: #000000;
  box-shadow: none;
}
.page-title.product-hero .product-hero-ctas .btn-secondary {
  background: #ffffff;
  color: #111111;
  border-color: #111111;
}
.page-title.product-hero .product-hero-ctas .btn-secondary:hover {
  background: #f2f2f2;
  border-color: #000000;
}
.page-title.product-hero .product-hero-trust {
  border-top-color: rgba(0, 0, 0, 0.12);
  color: #444444;
}
.page-title.product-hero .product-hero-trust span {
  background: #ffffff;
  border-color: #d4d4d4;
  color: #222222;
}
.page-title.product-hero .product-hero-trust span:hover {
  background: #f5f5f5;
  border-color: #111111;
}
.page-title.product-hero .product-hero-trust i { color: #111111; }
.page-title.product-hero .product-hero-image::before { background: none; }
.page-title.product-hero .product-hero-image {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12), 0 6px 18px rgba(0, 0, 0, 0.06);
}

/* Hide the redundant duplicate H2/title block that comes after the hero */
.page-title.product-hero + .project-details .upper-box .title-column { display: none; }
.page-title.product-hero + .project-details .upper-box .text-column {
  width: 100%;
  flex: 0 0 100%;
  max-width: 100%;
}
.page-title.product-hero + .project-details { padding-top: 50px; }

@media (max-width: 991px) {
  .page-title.product-hero { padding: 40px 0 48px; }
  .page-title.product-hero .product-hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .page-title.product-hero .product-hero-image { aspect-ratio: 16 / 10; }
}

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
  .sticky-quote-cta { display: none; }
  .cert-badges .badge-inner { gap: 20px; }
  .cert-badge-item { padding: 10px 16px; }
}

@media (max-width: 767px) {
  .page-title { min-height: 260px; }
  .page-title .content-box h1 { font-size: 1.5rem; }
  .project-details { padding: 50px 0 40px; }
  .spec-table-section { padding: 50px 0; }
  .feature-grid { padding: 50px 0; }
  .cta-section { padding: 50px 0; }
  .image-box .single-item-carousel .image,
  .image-box .single-item-carousel .image img { height: 300px; }
  .spec-table { font-size: 12px; }
  .spec-table thead th, .spec-table tbody td { padding: 8px 6px; }
  .feature-item { padding: 16px; }
  .feature-item .icon-box { min-width: 44px; height: 44px; font-size: 16px; }
  .info-box { min-width: 100%; }
  .ptfe-type-card .card-image { height: 200px; }
  .cert-badge-item { width: 100%; }
  .faq-question h4 { font-size: 14px; }
  .internal-links-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .cta-buttons { flex-direction: column; align-items: center; }
  .cta-btn { width: 100%; justify-content: center; }
}

@media (max-width: 375px) {
  .page-title .content-box h1 { font-size: 1.3rem; }
  .spec-table { font-size: 11px; }
  .spec-table thead th, .spec-table tbody td { padding: 6px 4px; }
  .feature-item { padding: 12px; }
  .faq-question h4 { font-size: 13px; }
  .faq-question { padding: 12px 14px; }
  .faq-answer { padding: 0 14px 12px; }
}

/* ============================================
   ACCESSIBILITY ENHANCEMENTS
   ============================================ */

/* Skip to content link */
.skip-to-content-product {
  position: fixed;
  top: -100%;
  left: 16px;
  z-index: 100000;
  padding: 12px 24px;
  background: var(--pm-primary);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  border-radius: 0 0 8px 8px;
  transition: top 0.3s ease;
  text-decoration: none;
}
.skip-to-content-product:focus {
  top: 0;
  outline: 3px solid var(--pm-accent);
  outline-offset: 2px;
}

/* Focus visible for all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--pm-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Ensure sufficient color contrast */
/* Orange accent on white: use darker shade for text */
.text-accent-accessible {
  color: #0c1f3f; /* darker orange, passes WCAG AA on white */
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .sticky-quote-cta a {
    transform: translateX(0) !important;
  }
  .product-scroll-progress {
    display: none;
  }
}

/* High contrast mode */
@media (forced-colors: active) {
  .cta-btn, .cert-badge-item, .feature-item, .faq-item {
    border: 2px solid ButtonText;
  }
  .spec-table thead th {
    border: 1px solid ButtonText;
  }
}

/* Screen reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Technical Sheet - Full Width Section */
.technical-sheet-section {
  margin-top: 50px;
  padding: 50px 0 0;
  background: #f5f6f8;
  border-top: 1px solid #e5e7eb;
}
.tech-sheet-header {
  text-align: center;
  padding: 0 20px 30px;
}
.tech-sheet-header h2 {
  font-size: 28px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 8px;
}
.tech-sheet-header p {
  font-size: 15px;
  color: #666;
}

/* Image fills full width */
.tech-sheet-image-wrap {
  width: 100%;
  line-height: 0;
}
.tech-sheet-image-wrap a {
  display: block;
  width: 100%;
}
.tech-sheet-image-wrap a img {
  width: 100% !important;
  height: auto;
  display: block;
  border-radius: 0;
  box-shadow: none;
  transition: opacity 0.2s;
}
.tech-sheet-image-wrap a:hover img {
  opacity: 0.92;
}

.tech-sheet-zoom-hint {
  text-align: center;
  font-size: 13px;
  color: #999;
  padding: 10px 0;
  line-height: 1.5;
  background: #f5f6f8;
}
.tech-sheet-zoom-hint i {
  margin-right: 5px;
}

.tech-sheet-note {
  text-align: center;
  font-size: 13px;
  color: #5a5a5a;
  padding: 16px 20px 24px;
  background: #f5f6f8;
  margin: 0;
}

/* ---------- Scroll-triggered Reveal Animations ---------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.info-box {
  animation: fadeInUp 0.6s var(--pm-transition) both;
}
.info-box:nth-child(1) { animation-delay: 0.05s; }
.info-box:nth-child(2) { animation-delay: 0.15s; }
.info-box:nth-child(3) { animation-delay: 0.25s; }
.info-box:nth-child(4) { animation-delay: 0.35s; }

.feature-item {
  animation: fadeInUp 0.7s var(--pm-transition) both;
}
.col-lg-6:nth-child(1) .feature-item:nth-child(1) { animation-delay: 0.1s; }
.col-lg-6:nth-child(1) .feature-item:nth-child(2) { animation-delay: 0.25s; }
.col-lg-6:nth-child(1) .feature-item:nth-child(3) { animation-delay: 0.4s; }
.col-lg-6:nth-child(2) .feature-item:nth-child(1) { animation-delay: 0.15s; }
.col-lg-6:nth-child(2) .feature-item:nth-child(2) { animation-delay: 0.3s; }
.col-lg-6:nth-child(2) .feature-item:nth-child(3) { animation-delay: 0.45s; }

/* ---------- Project Details Background Pattern ---------- */
.project-details {
  position: relative;
  background: linear-gradient(180deg, #ffffff 0%, var(--pm-bg-alt) 100%);
}
.project-details::before {
  content: '';
  position: absolute;
  top: 60px;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 51, 102, 0.04) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.project-details::after {
  content: '';
  position: absolute;
  bottom: 60px;
  left: 0;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba( 15,  52,  96, 0.04) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.project-details > .auto-container {
  position: relative;
  z-index: 2;
}

/* ---------- Enhanced List Check Icons ---------- */
.list-item li:before {
  filter: drop-shadow(0 2px 4px rgba( 15,  52,  96, 0.2));
  transition: transform 0.3s var(--pm-transition);
}
.list-item li:hover:before {
  transform: scale(1.2);
}

/* ---------- Smooth scroll for whole page ---------- */
html {
  scroll-behavior: smooth;
}

/* ---------- Global Readability Fix for Dark-BG Sections ---------- */
/* Ensures headings inherit white color on dark/colored sections that explicitly set white text */
section[style*="color: white"] h1,
section[style*="color: white"] h2,
section[style*="color: white"] h3,
section[style*="color: white"] h4,
section[style*="color: white"] h5,
section[style*="color: white"] h6,
section[style*="color:white"] h1,
section[style*="color:white"] h2,
section[style*="color:white"] h3,
section[style*="color:#fff"] h1,
section[style*="color:#fff"] h2,
section[style*="color:#fff"] h3,
section[style*="color: #fff"] h1,
section[style*="color: #fff"] h2,
section[style*="color: #fff"] h3 {
  color: #ffffff !important;
}

section[style*="color: white"] p,
section[style*="color:white"] p,
section[style*="color: #fff"] p,
section[style*="color:#fff"] p {
  color: rgba(255, 255, 255, 0.9);
}

/* ============================================
   Series pages: show all spec tabs as a card grid
   (replaces sparse tab layout — .specs-grid-mode)
   ============================================ */
.specs-grid-mode .tabs-box .btn-column {
  display: none !important;
}
.specs-grid-mode .tabs-box .content-column {
  width: 100% !important;
  flex: 0 0 100% !important;
  max-width: 100% !important;
}
.specs-grid-mode .tabs-content {
  display: grid !important;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.specs-grid-mode .tabs-content .tab {
  display: block !important;
  opacity: 1 !important;
  visibility: visible !important;
}
.specs-grid-mode .tab .content-box {
  background: #fff;
  border: 1px solid var(--pm-border);
  border-radius: 12px;
  padding: 26px 28px;
  height: 100%;
}
.specs-grid-mode .tab .content-box h2 {
  font-size: 17px !important;
  margin-bottom: 14px;
}
.specs-grid-mode .tab .content-box .list-item li {
  font-size: 15px;
  line-height: 1.7;
}
@media (max-width: 768px) {
  .specs-grid-mode .tabs-content {
    grid-template-columns: 1fr;
  }
}