:root {
  /* Monochrome Color Palette - Light Mode */
  --color-black: #000000;
  --color-white: #ffffff;
  --color-grey-50: #f8f9fa;
  --color-grey-100: #f1f3f4;
  --color-grey-200: #e8eaed;
  --color-grey-300: #dadce0;
  --color-grey-400: #a3a3a3;
  --color-grey-500: #737373;
  --color-grey-600: #525252;
  --color-grey-700: #404040;
  --color-grey-800: #262626;
  --color-grey-900: #171717;
  
  /* Light Mode Colors */
  --bg-primary: #f8f9fa;
  --bg-secondary: #f1f3f4;
  --text-primary: #171717;
  --text-secondary: #525252;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
  :root {
    /* Dark Mode Colors */
    --bg-primary: #1a1a1a;
    --bg-secondary: #262626;
    --text-primary: #ffffff;
    --text-secondary: #a3a3a3;
  }
}

:root {
  /* BodyOS Sunburst Red-Orange (explosive accent) */
  --color-bodyos-orange: #fc240f;
  --color-bodyos-orange-light: #ff4f2b;
  --color-bodyos-orange-dark: #d91e0a;

  /* Typography */
  --font-family-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;

  /* Layout */
  --max-width: 1200px;
  --border-radius: 8px;
  --border-radius-lg: 12px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-base: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* Reset & Base */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-6);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-4);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

h1 {
  font-size: var(--font-size-5xl);
  font-weight: 700;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-6);
  color: white;
  text-shadow: 
    0 2px 8px rgba(0, 0, 0, 0.5),
    0 4px 16px rgba(0, 0, 0, 0.3),
    0 0 40px rgba(252, 36, 15, 0.1);
  position: relative;
  z-index: 2;
  letter-spacing: -0.02em;
}

.highlight {
  color: var(--color-bodyos-orange);
  position: relative;
  font-weight: 800;
}

.hero-badge {
  margin-bottom: var(--spacing-4);
  position: relative;
  z-index: 3;
}

.badge {
  display: inline-block;
  padding: var(--spacing-2) var(--spacing-4);
  background: 
    linear-gradient(135deg, var(--color-bodyos-orange) 0%, var(--color-bodyos-orange-dark) 100%),
    linear-gradient(45deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  background-blend-mode: overlay, normal;
  color: white;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 999px;
  box-shadow: 
    0 4px 20px rgba(252, 36, 15, 0.4),
    0 2px 8px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  position: relative;
  z-index: 3;
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

h2 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h3 {
  font-size: var(--font-size-xl);
}

p {
  margin: 0;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  h1 {
    font-size: var(--font-size-4xl);
  }
  h2 {
    font-size: var(--font-size-2xl);
  }
}

/* Navigation */
.navbar {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-6) 0;
  background: var(--color-white);
  gap: var(--spacing-8);
}

.nav-logo {
  height: 20px;
  width: auto;
  transition: var(--transition-base);
}

.nav-logo:hover {
  opacity: 0.8;
}

.nav-links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--spacing-8);
}

.nav-links a {
  color: var(--color-grey-700);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  position: relative;
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--border-radius);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-bodyos-orange);
  transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  transform: translateX(-50%);
}

.nav-links a:hover {
  color: var(--color-black);
  background: rgba(252, 36, 15, 0.05);
}

.nav-links a:hover::after {
  width: 80%;
}

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: var(--spacing-4);
    justify-content: center;
  }
  
  .nav-links {
    gap: var(--spacing-6);
  }
  
  .hero {
    min-height: 70vh;
  }
  
  .hero-content {
    padding: var(--spacing-12) 0;
  }
  
}

/* Hero Section */
.hero {
  min-height: 80vh;
  background: 
    linear-gradient(135deg, rgba(8, 8, 8, 0.98) 0%, rgba(18, 18, 18, 0.95) 30%, rgba(28, 28, 28, 0.92) 70%, rgba(35, 35, 35, 0.88) 100%),
    radial-gradient(ellipse at 25% 75%, rgba(252, 36, 15, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse at 75% 25%, rgba(252, 36, 15, 0.03) 0%, transparent 70%),
    radial-gradient(circle at 50% 50%, rgba(252, 36, 15, 0.01) 0%, transparent 80%),
    #0a0a0a;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  color: white;
  will-change: transform;
  backface-visibility: hidden;
  perspective: 1000px;
}

/* DNA Matrix Background - Individual Rows */
.dna-row {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1rem;
  font-family: 'SF Mono', 'Monaco', 'Menlo', 'Courier New', monospace;
  font-size: 0.55rem;
  white-space: nowrap;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
  mask: linear-gradient(90deg, transparent 0%, rgba(0,0,0,1) 15%, rgba(0,0,0,1) 85%, transparent 100%);
  -webkit-mask: linear-gradient(90deg, transparent 0%, rgba(0,0,0,1) 15%, rgba(0,0,0,1) 85%, transparent 100%);
}

.dna-row.left {
  animation: dnaFlowLeft 16s linear infinite;
}

.dna-row.right {
  animation: dnaFlowRight 20s linear infinite;
}

/* Row 1 - Top, most opaque */
.hero-content::before {
  content: 'ATCG GCTA TTAA AATT CGCG TATA GCGC AAAA TTTT GGGG CCCC ATGC TTAG GGTT CCGG TTCC GCAT ACGT TTAG CCAA GCAT ACGT TTAG CCAA CGAT TTAG AACG GGCC TATG ACCT GTTA CCAA ATCG GCTA TTAA AATT CGCG TATA GCGC AAAA TTTT GGGG CCCC ATGC TTAG GGTT CCGG TTCC GCAT ACGT TTAG CCAA GCAT ACGT TTAG CCAA CGAT TTAG AACG GGCC TATG ACCT GTTA CCAA ATCG GCTA TTAA AATT CGCG TATA GCGC AAAA TTTT GGGG CCCC ATGC TTAG GGTT CCGG TTCC GCAT ACGT TTAG CCAA GCAT ACGT TTAG CCAA CGAT TTAG AACG GGCC TATG ACCT GTTA CCAA';
  position: absolute;
  top: 0.5rem;
  left: 0;
  width: 300%;
  height: 1rem;
  font-family: 'SF Mono', 'Monaco', 'Menlo', 'Courier New', monospace;
  font-size: 0.55rem;
  color: rgba(217, 30, 10, 0.5);
  letter-spacing: 0.08em;
  white-space: nowrap;
  overflow: hidden;
  animation: dnaFlowLeft 16s linear infinite;
  pointer-events: none;
  text-shadow: 
    0 0 8px rgba(217, 30, 10, 0.7),
    0 0 16px rgba(217, 30, 10, 0.4),
    0 0 24px rgba(217, 30, 10, 0.1);
  z-index: 0;
  mask: linear-gradient(90deg, transparent 0%, rgba(0,0,0,1) 15%, rgba(0,0,0,1) 85%, transparent 100%);
  -webkit-mask: linear-gradient(90deg, transparent 0%, rgba(0,0,0,1) 15%, rgba(0,0,0,1) 85%, transparent 100%);
}

/* Additional rows generated by JavaScript */

@keyframes dnaFlowLeft {
  0% { 
    transform: translateX(0%);
  }
  100% { 
    transform: translateX(-66.66%);
  }
}

@keyframes dnaFlowRight {
  0% { 
    transform: translateX(-66.66%);
  }
  100% { 
    transform: translateX(0%);
  }
}

.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--spacing-16) 0;
  position: relative;
  z-index: 2;
  will-change: transform, opacity;
  backface-visibility: hidden;
  transform: translateZ(0);
}

/* Mobile Performance Optimization */
@media (max-width: 768px) {
  .hero-content::before {
    font-size: 0.45rem;
    animation-duration: 20s;
    height: 0.9rem;
    mask: linear-gradient(90deg, transparent 0%, rgba(0,0,0,1) 10%, rgba(0,0,0,1) 90%, transparent 100%);
    -webkit-mask: linear-gradient(90deg, transparent 0%, rgba(0,0,0,1) 10%, rgba(0,0,0,1) 90%, transparent 100%);
  }
  
  .dna-row {
    font-size: 0.45rem;
    height: 0.9rem;
    mask: linear-gradient(90deg, transparent 0%, rgba(0,0,0,1) 10%, rgba(0,0,0,1) 90%, transparent 100%);
    -webkit-mask: linear-gradient(90deg, transparent 0%, rgba(0,0,0,1) 10%, rgba(0,0,0,1) 90%, transparent 100%);
  }
  
  .dna-row.left {
    animation-duration: 20s;
  }
  
  .dna-row.right {
    animation-duration: 24s;
  }
}



.hero-content h1 {
  max-width: 800px;
  margin-bottom: var(--spacing-6);
}

.lead {
  font-size: var(--font-size-xl);
  color: rgba(255, 255, 255, 0.95);
  max-width: 700px;
  margin-bottom: var(--spacing-8);
  position: relative;
  z-index: 2;
  line-height: 1.6;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  font-weight: 400;
  letter-spacing: 0.01em;
}

.hero-cta {
  margin-top: var(--spacing-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-6);
  position: relative;
  z-index: 3;
}

.hero-stats {
  display: flex;
  gap: var(--spacing-8);
  margin-top: var(--spacing-4);
}

.hero-stats .stat-item {
  text-align: center;
  padding: var(--spacing-3) var(--spacing-4);
  background: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.08) 100%),
    rgba(0, 0, 0, 0.2);
  border-radius: var(--border-radius);
  backdrop-filter: blur(15px) saturate(1.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  position: relative;
  overflow: hidden;
}

.hero-stats .stat-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(252, 36, 15, 0.1) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.hero-stats .stat-item:hover {
  transform: translateY(-3px) scale(1.02);
  background: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.12) 100%),
    rgba(0, 0, 0, 0.15);
  box-shadow: 
    0 12px 35px rgba(252, 36, 15, 0.25),
    0 6px 20px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border-color: rgba(252, 36, 15, 0.3);
}

.hero-stats .stat-item:hover::before {
  opacity: 1;
}

.hero-stats .stat-number {
  display: block;
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-bodyos-orange);
}

.hero-stats .stat-label {
  display: block;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.8);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: var(--spacing-1);
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-stats {
    gap: var(--spacing-4);
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .hero-cta {
    gap: var(--spacing-4);
  }
}

/* Sections */
.section {
  padding: var(--spacing-20) 0;
  will-change: transform;
}

.section.light {
  background-color: var(--bg-secondary);
}

.waitlist-section,
.bodyos-section {
  background: linear-gradient(135deg, var(--color-grey-900) 0%, var(--color-black) 100%);
  color: var(--color-white);
}

.waitlist-section h2,
.waitlist-section p,
.bodyos-section .product-tagline,
.bodyos-section .product-description {
  color: var(--color-white);
}

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3) var(--spacing-6);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--border-radius);
  transition: var(--transition-base);
  cursor: pointer;
  font-family: inherit;
}

.button.primary {
  background: linear-gradient(135deg, var(--color-bodyos-orange) 0%, var(--color-bodyos-orange-dark) 100%);
  color: var(--color-white);
  border-color: var(--color-bodyos-orange);
  box-shadow: 
    0 4px 15px rgba(252, 36, 15, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.button.primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: left 0.6s ease;
}

.button.primary:hover::before {
  left: 100%;
}

.button.primary:hover {
  background: linear-gradient(135deg, var(--color-bodyos-orange-light) 0%, var(--color-bodyos-orange) 100%);
  border-color: var(--color-bodyos-orange-light);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 
    0 8px 25px rgba(252, 36, 15, 0.3),
    0 4px 15px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.button.secondary {
  background-color: transparent;
  color: var(--color-bodyos-orange);
  border-color: var(--color-bodyos-orange);
}

.button.secondary:hover {
  background-color: var(--color-bodyos-orange);
  color: var(--color-white);
}

.bodyos-section .button.secondary {
  color: var(--color-white);
  border-color: var(--color-white);
}

.bodyos-section .button.secondary:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

.button.large {
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--font-size-lg);
}

/* Product Section */
.product-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-16);
  align-items: center;
}

.product-brand {
  will-change: transform, opacity;
  transition: transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

@media (max-width: 768px) {
  .product-hero {
    grid-template-columns: 1fr;
    gap: var(--spacing-12);
  }
}

.bodyos-logo {
  width: 100%;
  max-width: 400px;
  height: auto;
}

.product-brand {
  display: flex;
  justify-content: center;
  align-items: center;
}

.product-content {
  max-width: 500px;
  will-change: transform, opacity;
  transition: transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.product-tagline {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-bodyos-orange);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-2);
}

.product-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-8);
}

.access-card {
  background: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.08) 100%),
    rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-6);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.3),
    0 4px 16px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  backdrop-filter: blur(20px) saturate(1.2);
  position: relative;
  overflow: hidden;
}

.access-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(252, 36, 15, 0.3), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.bodyos-section .access-card {
  background: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.08) 100%),
    rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.bodyos-section .access-card h3,
.bodyos-section .access-card p {
  color: var(--color-white);
}

.access-card:hover {
  box-shadow: 
    0 12px 40px rgba(0, 0, 0, 0.4),
    0 6px 20px rgba(0, 0, 0, 0.25),
    0 2px 8px rgba(252, 36, 15, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  transform: translateY(-4px) scale(1.01);
  border-color: rgba(252, 36, 15, 0.3);
}

.access-card:hover::before {
  opacity: 1;
}

.access-card h3 {
  color: var(--color-black);
  margin-bottom: var(--spacing-2);
}

.access-card p {
  margin-bottom: var(--spacing-6);
}

.access-layout {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
  align-items: center;
}

.primary-access {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
  align-items: center;
  width: 100%;
}

.mobile-apps {
  width: 100%;
}

.app-row {
  display: flex;
  gap: var(--spacing-3);
  justify-content: center;
}

.button.disabled {
  background-color: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.5);
  border-color: rgba(255, 255, 255, 0.2);
  cursor: not-allowed;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-3) var(--spacing-4);
  min-width: 120px;
}

.button.disabled:hover {
  transform: none;
  background-color: rgba(255, 255, 255, 0.1);
  box-shadow: none;
}

.button.disabled small {
  font-size: var(--font-size-xs);
  margin-top: var(--spacing-1);
  opacity: 0.7;
  font-weight: 400;
}

@media (max-width: 768px) {
  .app-row {
    flex-direction: column;
    gap: var(--spacing-3);
    align-items: center;
  }
  
  .button.disabled {
    min-width: 140px;
  }
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-16);
  align-items: center;
}

@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
    text-align: center;
  }
}

.about-brand {
  margin-bottom: var(--spacing-6);
}

.about-logo {
  height: 32px;
  width: auto;
}

.about-text {
  will-change: transform, opacity;
  transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.about-text p {
  font-size: var(--font-size-lg);
}

.company-stats {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
  will-change: transform, opacity;
  transition: transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.stat {
  text-align: center;
  padding: var(--spacing-4);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.stat-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-white);
}

.stat-label {
  display: block;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.8);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Waitlist Form */
.waitlist-content {
  max-width: 500px;
  margin: 0 auto;
  text-align: center;
  will-change: transform, opacity;
  transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.waitlist-content h2 {
  margin-bottom: var(--spacing-4);
}

.waitlist-content p {
  margin-bottom: var(--spacing-8);
  opacity: 0.9;
}

.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.form-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4);
}

@media (max-width: 768px) {
  .form-group {
    grid-template-columns: 1fr;
  }
}

.waitlist-form input {
  padding: var(--spacing-3) var(--spacing-4);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--border-radius);
  background: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.08) 100%),
    rgba(0, 0, 0, 0.2);
  color: var(--color-white);
  font-family: inherit;
  font-size: var(--font-size-base);
  backdrop-filter: blur(15px);
  transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  box-shadow: 
    0 2px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.waitlist-form input::placeholder {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 400;
}

.waitlist-form input:focus {
  outline: none;
  border-color: var(--color-bodyos-orange);
  background: 
    linear-gradient(135deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.12) 100%),
    rgba(0, 0, 0, 0.15);
  box-shadow: 
    0 0 0 2px rgba(252, 36, 15, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

.thank-you-message {
  text-align: center;
  padding: var(--spacing-8);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.thank-you-message h3 {
  color: var(--color-white);
  margin-bottom: var(--spacing-4);
}

.thank-you-message p {
  color: rgba(255, 255, 255, 0.9);
}

/* Contact Section */
.contact-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact-info h3 {
  margin-bottom: var(--spacing-2);
}

.contact-info p {
  margin-bottom: var(--spacing-6);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.contact-link {
  color: var(--color-bodyos-orange);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  position: relative;
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--border-radius);
  display: inline-block;
}

.contact-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(252, 36, 15, 0.1) 0%, rgba(252, 36, 15, 0.05) 100%);
  border-radius: var(--border-radius);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.contact-link:hover {
  color: var(--color-bodyos-orange-light);
  transform: translateY(-1px);
}

.contact-link:hover::before {
  opacity: 1;
}

/* Footer */
footer {
  background-color: var(--color-grey-900);
  color: var(--color-grey-400);
  padding: var(--spacing-8) 0;
}

@media (prefers-color-scheme: dark) {
  footer {
    background-color: #0d1117;
  }
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

.footer-brand {
  color: var(--color-white);
  font-weight: 600;
}

.footer-logo {
  height: 20px;
  width: auto;
}

.footer-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
  font-size: var(--font-size-sm);
  text-align: right;
}

.privacy-link {
  color: var(--text-secondary);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.2s ease;
}

.privacy-link:hover {
  opacity: 1;
}


.separator {
  color: var(--text-secondary);
  opacity: 0.5;
  margin: 0 0.5rem;
}

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: var(--spacing-4);
    justify-content: center;
  }
  
  .nav-links {
    gap: var(--spacing-6);
  }
  
  .hero {
    min-height: 70vh;
  }
  
  .hero-content {
    padding: var(--spacing-12) 0;
  }
  
  .nav-logo {
    height: 18px;
  }
  
  .footer-logo {
    height: 18px;
  }
  
  .footer-content {
    text-align: center;
    flex-direction: column;
  }
  
  .footer-details {
    text-align: center;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s ease forwards;
}

.fade-in-up.delay-1 {
  animation-delay: 0.2s;
  opacity: 0;
}

.fade-in-up.delay-2 {
  animation-delay: 0.4s;
  opacity: 0;
}


.slide-in-left {
  animation: slideInLeft 0.8s ease forwards;
}

.slide-in-right {
  animation: slideInRight 0.8s ease forwards;
}

/* Scroll Effects */
.scroll-fade {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.1, 0.25, 1), 
              transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.scroll-fade.visible {
  opacity: 1;
  transform: translateY(0);
}

.parallax-element {
  will-change: transform;
  transform-style: preserve-3d;
}

/* Enhanced DNA Animation */
@keyframes dnaHelix {
  0% {
    transform: translateX(-100%) rotateX(0deg);
    opacity: 0.1;
  }
  25% {
    transform: translateX(-25%) rotateX(90deg);
    opacity: 0.3;
  }
  50% {
    transform: translateX(50%) rotateX(180deg);
    opacity: 0.5;
  }
  75% {
    transform: translateX(125%) rotateX(270deg);
    opacity: 0.3;
  }
  100% {
    transform: translateX(200%) rotateX(360deg);
    opacity: 0.1;
  }
}


/* Scroll Reveal */
@media (prefers-reduced-motion: reduce) {
  .fade-in-up,
  .slide-in-left,
  .slide-in-right,
  .scroll-fade {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  
  .hero,
  .hero-content,
  .product-brand,
  .product-content,
  .about-text,
  .company-stats,
  .waitlist-content {
    will-change: auto;
  }
}