/* ─── DESIGN TOKENS ─── */
:root {
  --primary: #E8420A;
  --primary-light: #FF5A20;
  --primary-dark: #C23308;
  --dark: #0D0D0D;
  --dark-2: #161616;
  --dark-3: #1E1E1E;
  --dark-4: #262626;
  --surface: #1A1A1A;
  --surface-2: #222222;
  --border: rgba(255,255,255,0.08);
  --text-primary: #F5F5F5;
  --text-secondary: #ABABAB;
  --text-muted: #666;
  --accent-gold: #D4AA47;
  --gradient-hero: linear-gradient(135deg, #0D0D0D 0%, #1A0800 50%, #2D0E00 100%);
  --gradient-brand: linear-gradient(135deg, var(--primary) 0%, var(--accent-gold) 100%);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(232,66,10,0.2);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ─── UTILITY ─── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(232,66,10,0.1);
  border: 1px solid rgba(232,66,10,0.3);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 580px;
  margin: 0 auto;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  letter-spacing: 0.02em;
  text-align: center;
  justify-content: center;
}
.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 20px rgba(232,66,10,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(232,66,10,0.5);
}
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border);
  backdrop-filter: blur(10px);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(232,66,10,0.08);
}
.full-width { width: 100%; }

/* ─── NAVBAR ─── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(13,13,13,0.92);
  backdrop-filter: blur(20px);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.nav-logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
}
.footer-logo-img {
  height: 48px;
  width: auto;
  display: block;
  object-fit: contain;
  margin-bottom: 12px;
}
.logo-icon {
  font-size: 1.8rem;
  width: 44px; height: 44px;
  background: var(--gradient-brand);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 4px 12px rgba(232,66,10,0.4);
}
.logo-text { display: flex; flex-direction: column; }
.logo-brand {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: 0.05em;
}
.logo-sub {
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
  font-weight: 500;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links .nav-cta {
  background: var(--gradient-brand);
  color: #fff;
  padding: 10px 24px;
  border-radius: 100px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(232,66,10,0.35);
}
.nav-links .nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,66,10,0.45);
  color: #fff;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-hero);
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 1;
  filter: none;
}
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(13,13,13,0.5) 0%, rgba(13,13,13,0.1) 50%, rgba(13,13,13,0.9) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 24px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(212,170,71,0.12);
  border: 1px solid rgba(212,170,71,0.35);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 28px;
}
.hero-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-bottom: 20px;
}
.hero-title-main {
  font-family: var(--font-heading);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.05em;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 40px rgba(232,66,10,0.5));
}
.hero-title-sub {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  margin-bottom: 40px;
  font-weight: 300;
  letter-spacing: 0.05em;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}
.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 4px;
}
.hero-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.scroll-arrow {
  width: 20px; height: 20px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  animation: scrollBounce 1.5s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50% { transform: rotate(45deg) translateY(6px); }
}

/* ─── ABOUT ─── */
.about { background: var(--dark-2); }
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}
.about-card {
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition);
}
.about-card:hover {
  transform: translateY(-6px);
  border-color: rgba(232,66,10,0.3);
  box-shadow: var(--shadow-glow);
}
.about-card-icon { font-size: 2.5rem; margin-bottom: 16px; }
.about-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.about-card p { color: var(--text-secondary); font-size: 0.9rem; }

.leadership-section { margin-bottom: 56px; }
.leadership-title {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 36px;
  color: var(--text-primary);
}
.leadership-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.leader-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: var(--transition);
}
.leader-card:hover { border-color: rgba(232,66,10,0.3); }
.leader-avatar {
  width: 56px; height: 56px;
  min-width: 56px;
  background: var(--gradient-brand);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
}
.leader-info h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.leader-role {
  display: block;
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.leader-years {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.leader-info p { font-size: 0.85rem; color: var(--text-secondary); }

.about-image-strip {
  width: 100%;
  height: 320px;
  overflow: hidden;
  position: relative;
}
.strip-img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.7) brightness(0.7);
  transition: transform 0.5s ease;
}
.about-image-strip:hover .strip-img { transform: scale(1.04); }

/* ─── PRODUCTS ─── */
.products { background: var(--dark); }

.filter-tabs {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-btn {
  padding: 10px 24px;
  border-radius: 100px;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.filter-btn.active {
  background: var(--gradient-brand);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 16px rgba(232,66,10,0.35);
}

.product-card {
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 28px;
  transition: var(--transition);
}
.product-card:hover {
  border-color: rgba(232,66,10,0.25);
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  transform: translateY(-4px);
}
.product-card.featured {
  border-color: rgba(232,66,10,0.3);
  background: linear-gradient(135deg, var(--dark-3) 0%, rgba(232,66,10,0.05) 100%);
}
.product-card-inner {
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
.product-badge {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(212,170,71,0.12);
  border: 1px solid rgba(212,170,71,0.35);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 12px;
}
.product-badge.premium {
  background: rgba(232,66,10,0.1);
  border-color: rgba(232,66,10,0.35);
  color: var(--primary);
}
.product-type {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 10px;
}
.product-name {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}
.product-desc { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 24px; }

.product-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}
.spec-item {
  background: var(--dark-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.spec-label {
  display: block;
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.spec-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.product-use-cases { display: flex; flex-wrap: wrap; gap: 8px; }
.use-tag {
  padding: 6px 14px;
  background: rgba(232,66,10,0.08);
  border: 1px solid rgba(232,66,10,0.2);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--primary-light);
  font-weight: 500;
}

.product-image {
  width: 100%;
  height: 220px;
  object-fit: contain;
  border-radius: var(--radius);
  margin-bottom: 4px;
}

/* Variant image pairs for adhesive cards */
.variant-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.variant-img-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--dark-4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 8px 8px;
  transition: var(--transition);
}
.variant-img-wrap:hover {
  border-color: rgba(232,66,10,0.3);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.variant-img-wrap .product-image {
  height: 160px;
  margin-bottom: 8px;
  object-fit: contain;
}
.variant-img-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.swatches-label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}
.swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.swatch {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.15);
  cursor: pointer;
  transition: transform 0.2s;
}
.swatch:hover { transform: scale(1.25); }

.variant-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 20px; }
.variant-card {
  background: var(--dark-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: var(--transition);
}
.variant-card:hover { border-color: rgba(232,66,10,0.3); }
.variant-color {
  width: 20px; height: 20px;
  min-width: 20px;
  border-radius: 50%;
  margin-top: 2px;
  border: 2px solid var(--border);
}
.variant-color.grey { background: #8e8e8e; }
.variant-color.white { background: #f0f0f0; }
.variant-details strong {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.variant-details p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Comparison Table */
.comparison-section { margin-top: 48px; }
.comparison-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 28px;
  color: var(--text-primary);
}
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}
.comparison-table th {
  background: var(--dark-4);
  padding: 16px 20px;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}
.comparison-table td {
  padding: 18px 20px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  border-bottom: 1px solid var(--border);
  background: var(--dark-3);
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: var(--dark-4); }
.check { color: #4CAF50; font-size: 1.1rem; text-align: center; }
.type-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
}
.type-1 { background: rgba(100,200,100,0.1); color: #80d080; border: 1px solid rgba(100,200,100,0.25); }
.type-2 { background: rgba(100,150,255,0.1); color: #88b0ff; border: 1px solid rgba(100,150,255,0.25); }
.type-3 { background: rgba(232,66,10,0.1); color: var(--primary-light); border: 1px solid rgba(232,66,10,0.25); }

/* ─── CLEANING ─── */
.cleaning { background: var(--dark-2); }
.cleaning-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-bottom: 56px;
}
.cleaning-card {
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: var(--transition);
}
.cleaning-card:hover {
  border-color: rgba(232,66,10,0.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.cleaning-icon { font-size: 3rem; min-width: fit-content; }
.cleaning-content h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.cleaning-subtitle {
  display: block;
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.cleaning-content p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 16px; }
.cleaning-features { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.feature-tag {
  padding: 4px 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.size-options { display: flex; gap: 8px; }
.size-pill {
  padding: 6px 18px;
  background: var(--dark-4);
  border: 1.5px solid rgba(232,66,10,0.35);
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-light);
}

.cleaning-how-to {
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
}
.cleaning-how-to h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 32px;
  color: var(--text-primary);
}
.steps-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.step-num {
  width: 56px; height: 56px;
  background: var(--gradient-brand);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 4px 16px rgba(232,66,10,0.4);
}
.step-item p { font-size: 0.9rem; color: var(--text-secondary); max-width: 120px; }
.step-arrow { font-size: 1.5rem; color: var(--primary); opacity: 1; }

/* ─── WHY US ─── */
.why-us { background: var(--dark); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}
.why-card {
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}
.why-card:hover {
  transform: translateY(-6px);
  border-color: rgba(232,66,10,0.3);
  box-shadow: var(--shadow-glow);
}
.why-icon { font-size: 2.4rem; margin-bottom: 14px; }
.why-card h3 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.why-card p { font-size: 0.85rem; color: var(--text-secondary); }

.cert-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  padding: 40px;
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.cert-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  background: var(--dark-4);
  border: 1.5px solid rgba(212,170,71,0.35);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent-gold);
}

/* ─── CONTACT ─── */
.contact { background: var(--dark-2); }
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 28px; }
.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-icon {
  font-size: 1.4rem;
  width: 44px; height: 44px;
  min-width: 44px;
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.contact-item h4 {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.contact-item p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.6; }
.contact-link { color: var(--primary-light); transition: var(--transition); font-size: 0.9rem; }
.contact-link:hover { color: var(--primary); text-decoration: underline; }
.social-links { display: flex; gap: 10px; margin-top: 10px; }
.social-btn {
  padding: 7px 18px;
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: var(--transition);
}
.social-btn:hover { border-color: var(--primary); color: var(--primary); }

.contact-form-wrapper {
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--text-primary);
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--dark-4);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(232,66,10,0.12);
}
.form-group textarea { resize: vertical; }
.form-group select option { background: var(--dark-4); }

/* ─── FOOTER ─── */
.footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 12px 0 8px;
}
.footer-cert {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}
.footer-links-col h4,
.footer-contact-col h4 {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.footer-links-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links-col ul a,
.footer-contact-col a {
  color: var(--text-secondary);
  font-size: 0.87rem;
  transition: var(--transition);
}
.footer-links-col ul a:hover,
.footer-contact-col a:hover { color: var(--primary-light); }
.footer-contact-col p { font-size: 0.87rem; color: var(--text-secondary); margin-bottom: 10px; line-height: 1.6; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  text-align: center;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.78rem; }

/* ─── AOS ANIMATIONS ─── */
[data-aos] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0);
}
[data-aos][data-aos-delay="100"] { transition-delay: 0.1s; }
[data-aos][data-aos-delay="200"] { transition-delay: 0.2s; }
[data-aos][data-aos-delay="300"] { transition-delay: 0.3s; }
[data-aos][data-aos-delay="400"] { transition-delay: 0.4s; }
[data-aos][data-aos-delay="500"] { transition-delay: 0.5s; }
[data-aos="fade-right"] { transform: translateX(-24px); }
[data-aos="fade-right"].aos-animate { transform: translateX(0); }
[data-aos="fade-left"] { transform: translateX(24px); }
[data-aos="fade-left"].aos-animate { transform: translateX(0); }
[data-aos="fade-down"] { transform: translateY(-24px); }
[data-aos="fade-down"].aos-animate { transform: translateY(0); }

/* ─── ADHESIVE SWIPER ─── */
.adhesive-swiper {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--dark-4);
  border: 1px solid var(--border);
  height: 100%;
  min-height: 320px;
  cursor: grab;
  user-select: none;
}
.adhesive-swiper:active { cursor: grabbing; }

.swiper-track {
  display: flex;
  height: 100%;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.swiper-slide-inner {
  min-width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 20px 20px;
  gap: 16px;
  height: 100%;
}

.swiper-product-img {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  pointer-events: none;
}

.swiper-variant-info {
  width: 100%;
  text-align: center;
}

.swiper-variant-badge {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.white-badge {
  background: rgba(245,245,240,0.12);
  border: 1px solid rgba(245,245,240,0.35);
  color: #f0f0f0;
}
.grey-badge {
  background: rgba(158,158,158,0.15);
  border: 1px solid rgba(158,158,158,0.35);
  color: #b0b0b0;
}

.swiper-variant-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.swiper-variant-details {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}
.swiper-variant-details span {
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  width: 100%;
  text-align: left;
}

/* Swiper dots */
.swiper-dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 5;
}
.sdot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  border: 1px solid rgba(255,255,255,0.15);
  cursor: pointer;
  transition: all 0.3s;
}
.sdot.active {
  background: var(--primary);
  border-color: var(--primary);
  width: 22px;
  border-radius: 4px;
}

/* Swiper arrows */
.swiper-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  background: rgba(13,13,13,0.65);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text-primary);
  width: 32px; height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  backdrop-filter: blur(6px);
}
.swiper-arrow:hover {
  background: var(--primary);
  border-color: var(--primary);
}
.swiper-prev { left: 10px; }
.swiper-next { right: 10px; }

/* Auto-play progress bar */
.swiper-progress {
  position: absolute;
  bottom: 0; left: 0;
  height: 3px;
  background: var(--primary);
  width: 0%;
  z-index: 4;
  border-radius: 0 2px 0 0;
}

/* ─── CLEANING CARD PHOTOS ─── */
.cleaning-card {
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
.cleaning-card-img {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
}
.cleaning-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--dark-4);
  padding: 16px;
  transition: transform 0.4s ease;
}
.cleaning-card:hover .cleaning-card-img img { transform: scale(1.04); }

.cleaning-card .cleaning-icon {
  margin: 20px 0 0 24px;
}
.cleaning-card .cleaning-content {
  padding: 8px 24px 28px;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: repeat(2, 1fr); }
  .leadership-grid { grid-template-columns: 1fr; gap: 16px; }
  .product-card-inner { grid-template-columns: 1fr !important; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: rgba(13,13,13,0.98); backdrop-filter: blur(20px); padding: 24px; gap: 20px; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .about-grid { grid-template-columns: 1fr; }
  .cleaning-grid { grid-template-columns: 1fr; }
  .cleaning-card { flex-direction: column; }
  .why-grid { grid-template-columns: 1fr; }
  .product-specs { grid-template-columns: repeat(2, 1fr); }
  .variant-grid { grid-template-columns: 1fr; }
  .variant-images { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 20px; }
  .hero-divider { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .steps-grid .step-arrow { display: none; }
  .steps-grid { flex-direction: column; gap: 24px; }
  .cert-banner { gap: 12px; }
  .contact-form-wrapper { padding: 28px 20px; }
}

/* Bullet list for product descriptions */
.bullet-list {
  text-align: left;
  padding-left: 20px;
  margin-bottom: 24px;
  list-style-type: disc;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}
.bullet-list li {
  margin-bottom: 6px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.product-card-visual {
  margin: 24px auto;
  text-align: center;
  width: 100%;
  max-width: 450px; /* limits width so image doesn't get huge */
}

/* Swiper inside visual */
.adhesive-swiper {
  margin: 0 auto;
}

.product-image {
  max-height: 280px;
  object-fit: contain;
  margin: 0 auto 16px;
  display: block;
}