/* ============================================================
   NHC INTERNATIONAL — PRODUCTS MODULE CSS v2.0
   ISOLATED — Only affects .prod-module pages
   Does NOT modify global style.css or any existing pages
   ============================================================ */

/* ── PRODUCTS PAGE — LEVEL 1 (Category Grid) ──────────────────── */
.prod-hero-wrap {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  background: var(--color-navy);
  overflow: hidden;
  padding-top: var(--nav-height);
}
.prod-hero-particles {
  position: absolute; inset: 0;
  overflow: hidden; pointer-events: none;
}
.prod-hero-float {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,184,176,0.15) 0%, transparent 70%);
  animation: prodFloat linear infinite;
}
@keyframes prodFloat {
  0%   { transform: translateY(0) scale(1); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.8; }
  100% { transform: translateY(-80vh) scale(0.6); opacity: 0; }
}

/* ── CATEGORY CARD GRID ─────────────────────────────────────────── */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 60px;
}
.cat-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  height: 520px;
  cursor: pointer;
  background: var(--color-navy);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s;
  display: flex; flex-direction: column;
}
.cat-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}
.cat-card__img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}
.cat-card:hover .cat-card__img { transform: scale(1.07); }
.cat-card__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top,
    rgba(5,13,31,0.97) 0%,
    rgba(5,13,31,0.8) 50%,
    rgba(5,13,31,0.6) 100%);
  transition: background 0.4s;
}
.cat-card:hover .cat-card__overlay {
  background: linear-gradient(to top,
    rgba(5,13,31,0.97) 0%,
    rgba(5,13,31,0.92) 50%,
    rgba(0,184,176,0.18) 100%);
}
.cat-card__body {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 36px;
  z-index: 2;
  transform: translateY(0);
  transition: transform 0.4s var(--ease-out);
}
.cat-card__badge {
  position: absolute;
  top: 24px; right: 24px;
  background: rgba(0,184,176,0.2);
  border: 1px solid rgba(0,184,176,0.4);
  color: var(--color-teal-light);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  z-index: 2;
}
.cat-card__cat {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-teal-light);
  margin-bottom: 10px;
}
.cat-card__title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: white;
  text-transform: uppercase;
  letter-spacing: -0.5px;
  line-height: 1.1;
  margin-bottom: 14px;
}
.cat-card__desc {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.88);
  line-height: 1.65;
  margin-bottom: 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out), opacity 0.4s;
  opacity: 0;
}
.cat-card:hover .cat-card__desc { max-height: 120px; opacity: 1; }
.cat-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cat-card__count {
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  transition: color 0.3s;
}
.cat-card:hover .cat-card__count { color: rgba(255,255,255,0.85); }
.cat-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-teal-light);
  transition: gap 0.3s;
  text-shadow: 0 1px 6px rgba(0,0,0,0.5);
}
.cat-card:hover .cat-card__link { gap: 14px; }

/* Sub-categories Preview Strip */
.cat-card__subcats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease-out), opacity 0.5s;
  opacity: 0;
}
.cat-card:hover .cat-card__subcats { max-height: 80px; opacity: 1; }
.cat-card__subcat-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.2);
}

/* ── CATEGORY PAGE — LEVEL 2 ────────────────────────────────────── */
.cat-overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.cat-benefits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}
.cat-benefit {
  padding: 20px;
  background: var(--surface-off-white);
  border-radius: 12px;
  border: 1px solid var(--surface-border);
  transition: border-color 0.3s, transform 0.3s;
}
.cat-benefit:hover {
  border-color: var(--color-teal);
  transform: translateY(-2px);
}
.cat-benefit__icon {
  width: 40px; height: 40px;
  background: rgba(0,184,176,0.12);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-teal);
  font-size: 1rem;
  margin-bottom: 12px;
}
.cat-benefit__title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.cat-benefit__desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Sub-category Tabs Navigation */
.subcat-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 48px;
  padding: 8px;
  background: var(--surface-light);
  border-radius: 12px;
  border: 1px solid var(--surface-border);
}
.subcat-nav-btn {
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  transition: all 0.25s;
  white-space: nowrap;
}
.subcat-nav-btn.active,
.subcat-nav-btn:hover {
  background: white;
  color: var(--color-teal);
  box-shadow: var(--shadow-sm);
}
.subcat-nav-btn.active {
  box-shadow: 0 2px 12px rgba(0,184,176,0.15);
  color: var(--color-teal);
}

/* Product Search & Filter */
.prod-search-wrap { margin-bottom: 28px; }
.prod-search-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  background: white;
  border: 1.5px solid var(--surface-border);
  border-radius: 10px;
  padding: 14px 20px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.prod-search-bar:focus-within {
  border-color: var(--color-teal);
  box-shadow: 0 0 0 4px rgba(0,184,176,0.08);
}
.prod-search-bar i { color: var(--text-muted); font-size: 0.95rem; }
.prod-search-bar input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 0.9rem;
  color: var(--text-primary);
  background: transparent;
}
.prod-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.prod-filter-btn {
  padding: 9px 20px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: 1.5px solid var(--surface-border);
  background: transparent;
  color: var(--text-secondary);
  transition: all 0.25s;
}
.prod-filter-btn.active,
.prod-filter-btn:hover {
  background: var(--color-teal);
  color: white;
  border-color: var(--color-teal);
  box-shadow: var(--shadow-teal);
}

/* Product Card Grid */
.prod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 8px;
}
.prod-card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--surface-border);
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s, border-color 0.3s;
  display: flex; flex-direction: column;
}
.prod-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,184,176,0.2);
}
.prod-card__img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: var(--surface-light);
}
.prod-card__img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}
.prod-card:hover .prod-card__img { transform: scale(1.06); }
.prod-card__badge {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--color-navy);
  color: white;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 4px;
}
.prod-card__overlay {
  position: absolute; inset: 0;
  background: rgba(5,13,31,0.6);
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
  backdrop-filter: blur(4px);
}
.prod-card:hover .prod-card__overlay { opacity: 1; }
.prod-card__quick-view {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: white;
  color: var(--text-primary);
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: background 0.2s, color 0.2s;
}
.prod-card__quick-view:hover { background: var(--color-teal); color: white; }
.prod-card__body {
  padding: 24px;
  flex: 1;
  display: flex; flex-direction: column;
}
.prod-card__cat {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 8px;
}
.prod-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: -0.3px;
  margin-bottom: 10px;
  line-height: 1.2;
}
.prod-card__desc {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}
.prod-card__specs {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 20px;
}
.prod-card__spec-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--surface-light);
  color: var(--text-secondary);
  border: 1px solid var(--surface-border);
}
.prod-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--surface-border);
  margin-top: auto;
}
.prod-card__link {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-teal);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.3s;
}
.prod-card__link:hover { gap: 12px; }

/* Hidden card (for filtering) */
.prod-card.hidden {
  display: none;
}

/* ── PRODUCT DETAIL PAGE — LEVEL 3 ─────────────────────────────── */
.prod-detail-hero {
  position: relative;
  min-height: 55vh;
  display: flex;
  align-items: flex-end;
  padding-top: var(--nav-height);
  overflow: hidden;
  background: var(--color-navy);
}
.prod-detail-hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.4;
  transition: transform 0.8s var(--ease-out);
}
.prod-detail-hero:hover .prod-detail-hero-bg { transform: scale(1.03); }
.prod-detail-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top,
    rgba(5,13,31,1) 0%,
    rgba(5,13,31,0.8) 40%,
    rgba(5,13,31,0.3) 100%);
}
.prod-detail-hero-content {
  position: relative; z-index: 2;
  width: 100%;
  padding: 60px 0;
}
.prod-detail-hero-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: flex-end;
}
.prod-detail-hero-cat {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-teal-light);
  margin-bottom: 12px;
}
.prod-detail-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  font-weight: 900;
  color: white;
  text-transform: uppercase;
  letter-spacing: -1.5px;
  line-height: 1.05;
  margin-bottom: 16px;
}
.prod-detail-hero-subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 32px;
}
.prod-detail-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Product Spec Table */
.prod-spec-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--surface-border);
}
.prod-spec-table th {
  background: var(--color-navy);
  color: white;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 16px 24px;
  text-align: left;
}
.prod-spec-table td {
  padding: 14px 24px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--surface-border);
}
.prod-spec-table tr:last-child td { border-bottom: none; }
.prod-spec-table tr:nth-child(even) td { background: var(--surface-off-white); }
.prod-spec-table td:first-child {
  font-weight: 700;
  color: var(--text-primary);
  width: 35%;
}

/* Product Features Grid */
.prod-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.prod-feature-card {
  padding: 28px;
  background: var(--surface-off-white);
  border-radius: 14px;
  border: 1px solid var(--surface-border);
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.prod-feature-card:hover {
  border-color: var(--color-teal);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.prod-feature-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, rgba(0,184,176,0.15), rgba(0,184,176,0.05));
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-teal);
  font-size: 1.2rem;
  margin-bottom: 18px;
  border: 1px solid rgba(0,184,176,0.2);
}
.prod-feature-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.prod-feature-desc {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Applications Section */
.prod-applications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.prod-application-item {
  text-align: center;
  padding: 28px 20px;
  background: white;
  border-radius: 14px;
  border: 1px solid var(--surface-border);
  transition: all 0.3s;
}
.prod-application-item:hover {
  border-color: var(--color-teal);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.prod-application-icon {
  width: 60px; height: 60px;
  background: var(--grad-teal);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  color: white;
  margin: 0 auto 16px;
}
.prod-application-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Product Gallery */
.prod-gallery-main {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: 16px;
  cursor: pointer;
  transition: transform 0.5s var(--ease-out), opacity 0.3s;
}
.prod-gallery__thumb-row {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.prod-gallery__thumb {
  flex: 1;
  height: 100px;
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.3s, transform 0.3s;
}
.prod-gallery__thumb.active { border-color: var(--color-teal); }
.prod-gallery__thumb:hover { transform: scale(1.03); }
.prod-gallery__thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
}

/* Related Products Slider */
.related-prod-slide {
  background: white;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--surface-border);
  transition: transform 0.3s, box-shadow 0.3s;
}
.related-prod-slide:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.related-prod-slide__img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.related-prod-slide__body {
  padding: 20px;
}
.related-prod-slide__cat {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-teal);
  margin-bottom: 6px;
}
.related-prod-slide__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-primary);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.related-prod-slide__link {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-teal);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.3s;
}
.related-prod-slide__link:hover { gap: 12px; }

/* Inquiry Form */
.prod-inquiry-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: start;
}
.prod-inquiry-info {
  padding: 40px;
  background: var(--color-navy);
  border-radius: 20px;
  position: sticky;
  top: 110px;
}
.prod-inquiry-info-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: white;
  text-transform: uppercase;
  letter-spacing: -0.5px;
  margin-bottom: 24px;
}
.prod-form-group { margin-bottom: 20px; }
.prod-form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.prod-form-control {
  width: 100%;
  padding: 13px 18px;
  border: 1.5px solid var(--surface-border);
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text-primary);
  background: white;
  transition: border-color 0.3s, box-shadow 0.3s;
  outline: none;
}
.prod-form-control:focus {
  border-color: var(--color-teal);
  box-shadow: 0 0 0 4px rgba(0,184,176,0.08);
}
.prod-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* Downloadable Resources */
.prod-downloads-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.prod-download-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px;
  background: white;
  border-radius: 12px;
  border: 1px solid var(--surface-border);
  cursor: pointer;
  transition: all 0.3s;
}
.prod-download-item:hover {
  border-color: var(--color-teal);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}
.prod-download-icon {
  width: 48px; height: 48px;
  background: rgba(0,184,176,0.1);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-teal);
  font-size: 1.2rem;
  flex-shrink: 0;
}
.prod-download-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.prod-download-type {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ── SUBCAT PAGE HERO ────────────────────────────────────────────── */
.page-hero {
  position: relative;
  min-height: 55vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-navy);
  padding-top: var(--nav-height);
}
.page-hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.35;
}
.page-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg,
    rgba(5,13,31,0.95) 0%,
    rgba(0,184,176,0.08) 100%);
}
.page-hero-content {
  position: relative; z-index: 2;
  padding: 60px 0;
}
.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  color: white;
  text-transform: uppercase;
  letter-spacing: -2px;
  line-height: 1.05;
  margin-bottom: 20px;
}
.page-hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.6);
  max-width: 580px;
  line-height: 1.75;
}
.text-teal { color: var(--color-teal-light); }
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 24px;
  background: rgba(255,255,255,0.05);
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.1);
}
.breadcrumb a { color: rgba(255,255,255,0.5); transition: color 0.3s; }
.breadcrumb a:hover { color: var(--color-teal-light); }
.breadcrumb-sep { opacity: 0.4; }
.breadcrumb-current { color: var(--color-teal-light); font-weight: 700; }

/* Industries Strip */
.industries-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-top: 40px;
}
.industry-strip-item {
  text-align: center;
  padding: 20px 12px;
  background: var(--surface-off-white);
  border-radius: 12px;
  border: 1px solid var(--surface-border);
  transition: all 0.3s;
}
.industry-strip-item:hover {
  border-color: var(--color-teal);
  transform: translateY(-3px);
}
.industry-strip-icon {
  font-size: 1.6rem;
  margin-bottom: 10px;
}
.industry-strip-name {
  font-size: 0.73rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}

/* Process/Advantages Timeline */
.prod-advantages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.prod-advantage-item {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: white;
  border-radius: 14px;
  border: 1px solid var(--surface-border);
  transition: all 0.3s;
}
.prod-advantage-item:hover {
  border-color: var(--color-teal);
  box-shadow: var(--shadow-sm);
}
.prod-advantage-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(0,184,176,0.15);
  line-height: 1;
  flex-shrink: 0;
  min-width: 60px;
  transition: color 0.3s;
}
.prod-advantage-item:hover .prod-advantage-num { color: var(--color-teal); }
.prod-advantage-content {}
.prod-advantage-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.prod-advantage-desc {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Swiper Controls */
.swiper-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}
.swiper-btn {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1.5px solid var(--surface-border);
  background: white;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  transition: all 0.25s;
  flex-shrink: 0;
}
.swiper-btn:hover {
  background: var(--color-teal);
  border-color: var(--color-teal);
  color: white;
  box-shadow: var(--shadow-teal);
}
.swiper-paginator {
  flex: 1;
  height: 3px;
  background: var(--surface-border);
  border-radius: 2px;
  overflow: hidden;
}
.swiper-paginator-fill {
  height: 100%;
  background: var(--grad-teal);
  border-radius: 2px;
  transition: width 0.4s;
}

/* CTA Section */
.cta-section {
  position: relative;
  overflow: hidden;
  padding: 120px 0;
}
.cta-bg {
  position: absolute; inset: 0;
  background: var(--color-navy);
  background-size: cover;
  background-position: center;
}
.cta-overlay {
  position: absolute; inset: 0;
  background: rgba(5,13,31,0.85);
}
.cta-content { position: relative; z-index: 2; }
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 900;
  color: white;
  text-transform: uppercase;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 24px;
}
.cta-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.75;
  max-width: 580px;
  margin-bottom: 40px;
}

/* Mobile Order Fix */
.mobile-order-1 { order: 0; }

/* ── STATS BAND ─────────────────────────────────────────────────── */
.stats-band {
  background: var(--color-navy);
  padding: 48px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat-item {
  text-align: center;
  padding: 24px 20px;
  border-right: 1px solid rgba(255,255,255,0.07);
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 900;
  color: var(--color-teal-light);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -1px;
}
.stat-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,0.55);
}
.stat-desc {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.3);
  margin-top: 4px;
}

/* ── WHY GRID ───────────────────────────────────────────────────── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.why-card {
  padding: 32px 28px;
  background: white;
  border-radius: 16px;
  border: 1px solid var(--surface-border);
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.why-card:hover {
  border-color: var(--color-teal);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.why-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, rgba(0,184,176,0.15), rgba(0,184,176,0.05));
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-teal);
  font-size: 1.2rem;
  margin-bottom: 20px;
  border: 1px solid rgba(0,184,176,0.2);
}
.why-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.why-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── BTN SIZES ──────────────────────────────────────────────────── */
.btn-sm {
  padding: 9px 18px !important;
  font-size: 0.78rem !important;
}
.btn-dark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--color-navy);
  color: white;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border: 1.5px solid rgba(255,255,255,0.1);
  transition: all 0.25s;
  cursor: pointer;
  text-decoration: none;
}
.btn-dark:hover {
  border-color: var(--color-teal);
  color: var(--color-teal-light);
}

/* ── RESPONSIVE ─────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-features-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-applications-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-overview-grid { gap: 40px; }
  .industries-strip { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .cat-overview-grid { grid-template-columns: 1fr; }
  .prod-inquiry-grid { grid-template-columns: 1fr; }
  .prod-inquiry-info { position: static; }
  .prod-detail-hero-grid { grid-template-columns: 1fr; }
  .prod-downloads-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-advantages-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .cat-grid { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: 1fr; }
  .prod-form-row { grid-template-columns: 1fr; }
  .prod-features-grid { grid-template-columns: 1fr; }
  .prod-applications-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-card { height: 420px; }
  .subcat-nav { overflow-x: auto; flex-wrap: nowrap; }
  .industries-strip { grid-template-columns: repeat(2, 1fr); }
  .prod-downloads-grid { grid-template-columns: 1fr; }
  .cat-benefits { grid-template-columns: 1fr; }
  .prod-gallery__thumb-row { flex-wrap: wrap; }
  .prod-gallery__thumb { flex: 0 0 calc(50% - 6px); }
}