/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --navy: #0A1628;
  --navy-deep: #060F1D;
  --blue-primary: #0052CC;
  --blue-bright: #1A73E8;
  --blue-light: #E8F0FE;
  --blue-glow: #4A9EFF;
  --teal: #00B8A9;
  --teal-dark: #009688;
  --white: #FFFFFF;
  --off-white: #F7F9FC;
  --gray-50: #F8FAFC;
  --gray-100: #EEF2F7;
  --gray-200: #D5DDE8;
  --gray-400: #8896A8;
  --gray-600: #4A5568;
  --gray-800: #1E293B;
  --red-alert: #DC3545;
  --amber: #F59E0B;
  --green: #10B981;
  --gold: #D4A438;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-800);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: 'Playfair Display', Georgia, serif;
  line-height: 1.2;
  color: var(--navy);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.animate { opacity: 0; }
.animate.visible { animation: fadeUp 0.7s ease forwards; }
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* ============================================
   TOP BAR
   ============================================ */
.top-bar {
  background: var(--navy);
  padding: 8px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.8);
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.top-bar a {
  color: rgba(255,255,255,0.9);
  transition: color var(--transition);
}
.top-bar a:hover { color: var(--blue-glow); }
.top-bar-left {
  display: flex;
  gap: 24px;
  align-items: center;
}
.top-bar-left span { display: flex; align-items: center; gap: 6px; }
.top-bar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.badge-iso {
  background: linear-gradient(135deg, var(--gold), #B8860B);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.badge-since {
  color: rgba(255,255,255,0.5);
  font-size: 12px;
}

/* ============================================
   HEADER / NAV
   ============================================ */
.header {
  background: var(--white);
  padding: 12px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
  transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-md); }
.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  width: 52px;
  height: 52px;
  background: var(--blue-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 20px;
  font-family: 'Playfair Display', serif;
  position: relative;
  overflow: hidden;
}
.logo-icon::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 60%);
}
.logo-text {
  display: flex;
  flex-direction: column;
}
.logo-text strong {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.3px;
}
.logo-text span {
  font-size: 11px;
  color: var(--gray-400);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 500;
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--navy);
  font-size: 15px;
}
.nav-phone svg { color: var(--blue-primary); }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  font-family: 'DM Sans', sans-serif;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue-primary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(0,82,204,0.3);
}
.btn-primary:hover {
  background: #003FA3;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,82,204,0.4);
}
.btn-secondary {
  background: var(--white);
  color: var(--blue-primary);
  border: 2px solid var(--blue-primary);
}
.btn-secondary:hover {
  background: var(--blue-light);
  transform: translateY(-2px);
}
.btn-teal {
  background: var(--teal);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(0,184,169,0.3);
}
.btn-teal:hover {
  background: var(--teal-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,184,169,0.4);
}
.btn-white {
  background: var(--white);
  color: var(--navy);
  box-shadow: var(--shadow-md);
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-lg {
  padding: 18px 40px;
  font-size: 16px;
  border-radius: 12px;
}
.btn-sm {
  padding: 10px 20px;
  font-size: 13px;
}
.btn-arrow::after {
  content: '→';
  transition: transform var(--transition);
}
.btn-arrow:hover::after {
  transform: translateX(4px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--navy-deep) 0%, #0D2240 50%, #0A1628 100%);
  padding: 60px 0;
  overflow: hidden;
  min-height: 500px;
  display: flex;
  align-items: center;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 20% 50%, rgba(0,82,204,0.15), transparent),
    radial-gradient(ellipse 600px 400px at 80% 30%, rgba(0,184,169,0.1), transparent);
}
.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-content { animation: slideInLeft 0.8s ease forwards; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,184,169,0.15);
  border: 1px solid rgba(0,184,169,0.3);
  color: var(--teal);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.3px;
}
.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--teal);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}
.hero h1 {
  color: var(--white);
  font-size: 46px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--blue-glow), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  color: rgba(255,255,255,0.75);
  font-size: 18px;
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.hero-stats {
  display: flex;
  gap: 40px;
}
.hero-stat {
  text-align: left;
}
.hero-stat-value {
  color: var(--white);
  font-size: 28px;
  font-weight: 700;
  font-family: 'Playfair Display', serif;
}
.hero-stat-label {
  color: rgba(255,255,255,0.5);
  font-size: 13px;
  margin-top: 2px;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: slideInRight 0.8s ease forwards;
}
.hero-product-card {
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px;
  padding: 40px;
  text-align: center;
  position: relative;
}
.hero-product-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 24px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent, rgba(0,184,169,0.3));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

/* Logo Image */
.logo-img {
  height: 52px;
  width: auto;
  display: block;
  object-fit: contain;
}
.footer-logo-img {
  height: 52px;
  width: auto;
  filter: brightness(0) invert(1);
}

/* Hero Product Image */
.product-image-wrapper {
  width: 320px;
  height: 320px;
  margin: 0 auto 24px;
  border-radius: 20px;
  overflow: hidden;
  position: relative;
}
.hero-product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px;
}

/* PLACEHOLDER: Product Image (kept for fallback) */
.product-image-placeholder {
  width: 320px;
  height: 320px;
  background: linear-gradient(135deg, rgba(0,82,204,0.2), rgba(0,184,169,0.2));
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  border: 2px dashed rgba(255,255,255,0.15);
  position: relative;
  overflow: hidden;
}
.product-image-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(0,184,169,0.3), transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(0,82,204,0.3), transparent 50%);
}
.product-image-placeholder svg {
  position: relative;
  z-index: 1;
}
.placeholder-note {
  position: relative;
  z-index: 1;
  color: rgba(255,255,255,0.6);
  font-size: 12px;
  margin-top: 12px;
  padding: 0 20px;
  text-align: center;
  line-height: 1.5;
}

.hero-product-features {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hero-product-feature {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.8);
  font-size: 13px;
  font-weight: 500;
}
.hero-product-feature svg {
  color: var(--teal);
  flex-shrink: 0;
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
  background: var(--white);
  border-bottom: 1px solid var(--gray-100);
  padding: 24px 0;
}
.trust-bar .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-600);
  font-size: 14px;
  font-weight: 500;
}
.trust-icon {
  width: 40px;
  height: 40px;
  background: var(--blue-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-primary);
  flex-shrink: 0;
}

/* ============================================
   SECTION HELPERS
   ============================================ */
.section { padding: 60px 0; }
.section-alt { background: var(--gray-50); }
.section-dark {
  background: linear-gradient(135deg, var(--navy-deep), #0D2240);
  color: var(--white);
}
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--white); }

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 40px;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue-primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-label::before, .section-label::after {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--blue-primary);
  border-radius: 1px;
}
.section-dark .section-label { color: var(--teal); }
.section-dark .section-label::before, .section-dark .section-label::after { background: var(--teal); }

.section-header h2, h2 {
  font-size: 38px;
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}
.section-header p {
  color: var(--gray-600);
  font-size: 17px;
  line-height: 1.7;
}
.section-dark .section-header p { color: rgba(255,255,255,0.7); }

/* ============================================
   PROBLEM SECTION
   ============================================ */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.problem-content h2 {
  margin-bottom: 20px;
}
.problem-content > p {
  color: var(--gray-600);
  font-size: 16px;
  margin-bottom: 32px;
  line-height: 1.8;
}
.risk-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.risk-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--gray-100);
  transition: all var(--transition);
}
.risk-card:hover {
  border-color: var(--blue-primary);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}
.risk-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 20px;
}
.risk-icon.red { background: #FEE2E2; color: var(--red-alert); }
.risk-icon.amber { background: #FEF3C7; color: var(--amber); }
.risk-icon.blue { background: var(--blue-light); color: var(--blue-primary); }
.risk-card h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}
.risk-card p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
}

/* Problem visual */
.problem-visual {
  position: relative;
}
.problem-image-placeholder {
  width: 100%;
  height: 420px;
  border-radius: 0;
  display: block;
  position: relative;
  overflow: hidden;
  border: none;
}
.problem-image-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.problem-image-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(220,53,69,0.08), transparent 60%);
}
.problem-image-placeholder svg { position: relative; z-index: 1; }

/* ============================================
   SOLUTION / HOW IT WORKS
   ============================================ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.steps-grid::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 12.5%;
  width: 75%;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-primary), var(--teal));
  opacity: 0.3;
}
.step-card {
  text-align: center;
  position: relative;
  padding: 0 8px;
}
.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--blue-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-weight: 700;
  font-size: 20px;
  color: var(--blue-primary);
  position: relative;
  z-index: 2;
  transition: all var(--transition);
}
.step-card:hover .step-number {
  background: var(--blue-primary);
  color: var(--white);
  transform: scale(1.1);
}
.step-icon {
  font-size: 36px;
  margin-bottom: 12px;
}
.step-card h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}
.step-card p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
}
.step-time {
  display: inline-block;
  margin-top: 12px;
  background: var(--blue-light);
  color: var(--blue-primary);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
}

/* ============================================
   DETECTS SECTION
   ============================================ */
.detects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.adulterant-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.adulterant-tag {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--gray-100);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
}
.adulterant-tag:hover {
  border-color: var(--red-alert);
  background: #FFF5F5;
  transform: translateY(-2px);
}
.adulterant-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.detects-visual {
  position: relative;
}
.detects-image-placeholder {
  width: 100%;
  height: 400px;
  background: linear-gradient(135deg, var(--blue-light), #E0F7FA);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--gray-200);
  position: relative;
}

/* ============================================
   COMPARISON TABLE
   ============================================ */
.comparison-wrapper {
  max-width: 800px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
}
.comparison-table thead th {
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 700;
  text-align: left;
}
.comparison-table thead th:first-child {
  background: var(--gray-50);
  color: var(--gray-600);
}
.comparison-table thead th:nth-child(2) {
  background: #FEE2E2;
  color: var(--red-alert);
}
.comparison-table thead th:nth-child(3) {
  background: var(--blue-primary);
  color: var(--white);
  position: relative;
}
.comparison-table thead th:nth-child(3)::before {
  content: '★ RECOMMENDED';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--teal);
  color: white;
  font-size: 9px;
  padding: 3px 12px;
  border-radius: 0 0 6px 6px;
  letter-spacing: 1px;
}
.comparison-table tbody td {
  padding: 16px 24px;
  border-bottom: 1px solid var(--gray-100);
  font-size: 14px;
}
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody td:first-child {
  font-weight: 500;
  color: var(--gray-800);
}
.comparison-table tbody td:nth-child(2) {
  color: var(--gray-600);
}
.comparison-table tbody td:nth-child(3) {
  background: rgba(0,82,204,0.03);
  color: var(--blue-primary);
  font-weight: 600;
}
.check { color: var(--green); font-weight: 700; }
.cross { color: var(--red-alert); font-weight: 700; }

/* ============================================
   BUILT FOR SECTION
   ============================================ */
.audience-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.audience-card {
  padding: 36px 28px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  text-align: center;
}
.audience-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(0,184,169,0.3);
  transform: translateY(-4px);
}
.audience-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  background: rgba(0,184,169,0.15);
}
.audience-card h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
}
.audience-card p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

/* ============================================
   WHY CHADHA SALES
   ============================================ */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.benefit-card {
  text-align: center;
  padding: 36px 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  transition: all var(--transition);
}
.benefit-card:hover {
  border-color: var(--blue-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.benefit-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
}
.benefit-icon.blue { background: var(--blue-light); }
.benefit-icon.teal { background: #E0F7FA; }
.benefit-icon.amber { background: #FEF3C7; }
.benefit-icon.green { background: #D1FAE5; }
.benefit-card h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}
.benefit-card p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ============================================
   VIDEO SECTION
   ============================================ */
.video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.video-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
}
.video-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}
.video-embed {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.video-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.video-embed-placeholder {
  color: var(--gray-400);
  text-align: center;
  font-size: 14px;
}
.video-embed-placeholder svg { margin: 0 auto 8px; }
.video-info {
  padding: 20px 24px;
}
.video-info h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}
.video-info p {
  font-size: 13px;
  color: var(--gray-400);
}

/* ============================================
   LEAD FORM SECTION
   ============================================ */
.lead-section {
  background: linear-gradient(135deg, var(--blue-primary), #003FA3);
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}
.lead-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 80% 20%, rgba(0,184,169,0.2), transparent),
    radial-gradient(ellipse 400px 300px at 20% 80%, rgba(255,255,255,0.05), transparent);
}
.lead-section .container { position: relative; z-index: 2; }
.lead-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.lead-content h2 {
  color: var(--white);
  margin-bottom: 24px;
}
.lead-content p {
  color: rgba(255,255,255,0.8);
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 32px;
}
.lead-benefits {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.lead-benefit {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.9);
  font-size: 15px;
}
.lead-benefit svg { color: var(--teal); flex-shrink: 0; }

.lead-form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}
.lead-form-card h3 {
  font-size: 22px;
  margin-bottom: 8px;
  text-align: center;
}
.lead-form-card .form-sub {
  text-align: center;
  color: var(--gray-600);
  font-size: 14px;
  margin-bottom: 28px;
}
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  font-size: 14px;
  font-family: 'DM Sans', sans-serif;
  color: var(--gray-800);
  background: var(--white);
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 3px rgba(0,82,204,0.1);
}
.form-group input::placeholder { color: var(--gray-400); }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-submit {
  width: 100%;
  margin-top: 8px;
}
.form-note {
  text-align: center;
  font-size: 12px;
  color: var(--gray-400);
  margin-top: 12px;
}
.form-note svg { vertical-align: middle; }

/* ============================================
   SAMPLE ORDER SECTION (Secondary CTA)
   ============================================ */
.sample-section {
  background: var(--gray-50);
  padding: 50px 0;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}
.sample-card {
  max-width: 700px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-100);
}
.sample-card h3 {
  font-size: 26px;
  margin-bottom: 12px;
}
.sample-card > p {
  color: var(--gray-600);
  font-size: 16px;
  margin-bottom: 28px;
  line-height: 1.7;
}
.sample-price {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 24px;
}
.sample-price .amount {
  font-size: 36px;
  font-weight: 800;
  color: var(--blue-primary);
  font-family: 'Playfair Display', serif;
}
.sample-price .per {
  font-size: 14px;
  color: var(--gray-400);
}
.sample-includes {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.sample-include {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--gray-600);
}
.sample-include svg { color: var(--green); }
.sample-note {
  font-size: 13px;
  color: var(--gray-400);
  margin-top: 16px;
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--gray-100);
}
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-800);
  font-family: 'DM Sans', sans-serif;
  text-align: left;
  gap: 16px;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--blue-primary); }
.faq-chevron {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--gray-400);
}
.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--blue-primary);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: 22px;
}
.faq-answer p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--navy-deep);
  padding: 60px 0 30px;
  color: rgba(255,255,255,0.6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo-text strong { color: var(--white); }
.footer-brand .logo-text span { color: rgba(255,255,255,0.4); }
.footer-brand > p {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.7;
  max-width: 320px;
}
.footer h5 {
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links a {
  font-size: 14px;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--white); }
.footer-contact-item {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 14px;
  align-items: flex-start;
}
.footer-contact-item svg { flex-shrink: 0; margin-top: 2px; color: var(--teal); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============================================
   PRODUCT SHOWCASE
   ============================================ */
.showcase { padding: 60px 0; }
.showcase .section-header { margin-bottom: 48px; }
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.showcase-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-100);
  transition: all var(--transition);
  background: var(--white);
}
.showcase-item:hover {
  border-color: var(--blue-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}
.showcase-img {
  width: 100%;
  height: 220px;
  background: var(--gray-50);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--gray-100);
  position: relative;
  overflow: hidden;
}
.showcase-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,82,204,0.04), rgba(0,184,169,0.04));
}
.showcase-img svg { position: relative; z-index: 1; }
.showcase-img .placeholder-note {
  color: var(--gray-400);
  font-size: 11px;
  position: relative;
  z-index: 1;
  padding: 0 16px;
  margin-top: 8px;
}
.showcase-caption {
  padding: 16px 20px;
  text-align: center;
}
.showcase-caption h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}
.showcase-caption p {
  font-size: 12px;
  color: var(--gray-400);
  line-height: 1.5;
}
.showcase-highlight {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.showcase-highlight-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
}
.showcase-highlight-item svg { color: var(--blue-primary); flex-shrink: 0; }

/* ============================================
   SINGLE VIDEO (slim)
   ============================================ */
.video-slim {
  max-width: 720px;
  margin: 0 auto;
}
.video-slim .video-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.video-slim .video-embed {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
}
.video-slim .video-info {
  padding: 20px 24px;
  text-align: center;
  background: var(--white);
}

/* ============================================
   MODAL POPUP
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 15, 29, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.modal-container {
  background: var(--white);
  width: 100%;
  max-width: 600px;
  border-radius: var(--radius-lg);
  position: relative;
  transform: translateY(30px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}
.modal-overlay.active .modal-container {
  transform: translateY(0);
}
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--gray-100);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--gray-600);
  transition: all var(--transition);
  z-index: 10;
}
.modal-close:hover {
  background: var(--red-alert);
  color: var(--white);
  transform: rotate(90deg);
}
.modal-container .lead-form-card {
  padding: 40px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
.mobile-only-visual, .mobile-problem-visual { display: none; }

@media (max-width: 1024px) {
  .hero h1 { font-size: 36px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .audience-cards { grid-template-columns: repeat(2, 1fr); }
  .showcase-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .top-bar .container { justify-content: center; }
  .top-bar-right { display: none; }
  
  /* Hero Compact */
  .hero { padding: 32px 0 40px; }
  .hero .container { grid-template-columns: 1fr; gap: 20px; text-align: center; }
  .hero h1 { font-size: 28px; margin-bottom: 12px; }
  .hero-sub { font-size: 15px; margin: 0 auto 20px; line-height: 1.5; }
  .hero-ctas { 
    display: flex; 
    flex-direction: row; 
    justify-content: center; 
    gap: 8px; 
    margin-bottom: 24px;
  }
  .hero-ctas .btn { 
    padding: 10px 16px; 
    font-size: 13px; 
    flex: 1;
    min-width: 0;
    white-space: nowrap;
  }
  .hero-ctas .btn-arrow::after { display: none; }
  .hero-stats { gap: 16px; margin-bottom: 0; }
  .hero-stat-value { font-size: 20px; }
  .hero-stat-label { font-size: 11px; }
  
  /* Hero Visual Reordering */
  .desktop-only-visual { display: none; }
  .mobile-only-visual { 
    display: block; 
    margin: 0 auto 20px;
    width: 100%;
    max-width: none;
    padding: 0 4px;
  }
  .mobile-only-visual .hero-product-card { padding: 8px; border-radius: 12px; }
  .mobile-only-visual .product-image-wrapper { width: 100%; height: auto; aspect-ratio: 1/1; margin-bottom: 0; }
  
  /* Hero Stats Centered */
  .hero-stats { justify-content: center; text-align: center; gap: 24px; width: 100%; }
  .hero-stat { text-align: center; flex: 1; }
  .trust-bar { padding: 16px 0; }
  .trust-bar .container { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 12px; 
  }
  .trust-item { font-size: 12px; gap: 6px; justify-content: flex-start; }
  .trust-icon { width: 30px; height: 30px; font-size: 14px; }
  .trust-icon svg { width: 16px; height: 16px; }

  /* Showcase Highlight 2-column */
  .showcase-highlight { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 10px; 
    padding: 16px;
    margin-top: 24px;
  }
  .showcase-highlight-item { font-size: 12px; gap: 6px; margin: 0; }
  .showcase-highlight-item svg { width: 14px; height: 14px; }

  /* Problem Section Reordering */
  .problem-grid { grid-template-columns: 1fr; gap: 24px; }
  .desktop-problem-visual { display: none; }
  .mobile-problem-visual { 
    display: block; 
    margin: 16px 0;
    max-width: 100%;
  }
  .mobile-problem-visual .problem-image-placeholder { height: 180px; border-radius: 12px; }
  .problem-content h2 { margin-bottom: 12px; }
  .risk-card { padding: 12px; }
  .risk-icon { width: 36px; height: 36px; font-size: 16px; }
  .risk-card h4 { font-size: 14px; }
  .risk-card p { font-size: 12px; }

  /* Detects Section 2-column & Hide Image */
  .detects-visual { display: none; }
  .detects-grid { grid-template-columns: 1fr; gap: 0; }
  .adulterant-list { 
    grid-template-columns: 1fr 1fr; 
    gap: 8px; 
  }
  .adulterant-tag { padding: 10px 12px; font-size: 12px; }
  .adulterant-dot { width: 8px; height: 8px; }

  /* Other compact adjustments */
  .section, .showcase, .lead-section { padding: 32px 0; }
  .section-header { margin-bottom: 24px; }
  .section-header h2, h2 { font-size: 26px !important; }
  .section-header p { font-size: 14px; }
  .nav-phone { display: none; }
  .showcase-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .showcase-img { height: 140px; }
  .showcase-caption h4 { font-size: 13px; }
  .showcase-caption p { font-size: 11px; }
  
  /* Ensure single column for these sections */
  .audience-cards, .lead-grid { 
    grid-template-columns: 1fr !important; 
    gap: 20px;
  }
  .video-grid { 
    grid-template-columns: 1fr !important; 
    gap: 16px; 
    max-width: 320px;
    margin: 0 auto;
  }
  
  /* Sample Section Full Width & Compact */
   .sample-section { padding: 24px 0; }
   .sample-section .container { padding: 0; }
  .sample-card { 
    border-radius: 0; 
    border-left: none; 
    border-right: none; 
    padding: 24px 16px; 
    max-width: none;
    box-shadow: none;
  }
  .sample-card h3 { font-size: 20px; }
  .sample-card > p { font-size: 14px; margin-bottom: 20px; }
  .sample-price { margin-bottom: 16px; }
  .sample-price .amount { font-size: 24px; }
  .sample-includes { gap: 12px; margin-bottom: 20px; }
  .sample-include { font-size: 12px; }
  
  .lead-form-card { padding: 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-group label { font-size: 13px; margin-bottom: 4px; }
  .form-group input, .form-group select { padding: 10px; font-size: 14px; }
  
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-brand p { font-size: 13px; }
  
  .floating-cta .btn { padding: 10px; font-size: 13px; }
  body { padding-bottom: 60px; }
}

@media (max-width: 480px) {
  .hero-stats { gap: 12px; }
  .hero-stat-value { font-size: 18px; }
  .sample-price .amount { font-size: 24px; }
}

/* ============================================
   FLOATING CTA (mobile)
   ============================================ */
.floating-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  padding: 12px 16px;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
  z-index: 999;
  gap: 10px;
}
@media (max-width: 768px) {
  .floating-cta { display: flex; }
  .floating-cta .btn { flex: 1; padding: 14px 16px; font-size: 14px; }
  body { padding-bottom: 70px; }
}