@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* RESET & CORE VARIABLES */
:root {
  --bg-dark: #030408;
  --bg-dark-secondary: #080a14;
  --bg-glass: rgba(10, 12, 22, 0.65);
  --bg-glass-hover: rgba(18, 22, 38, 0.8);
  --border-glass: rgba(255, 255, 255, 0.05);
  --border-glow: rgba(0, 229, 255, 0.25);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dark: #475569;
  
  --color-gold: #d4af37;
  --color-gold-bright: #ffd700;
  --color-gold-glow: rgba(212, 175, 55, 0.15);
  
  --color-cyan: #00e5ff;
  --color-cyan-bright: #33ecff;
  --color-cyan-glow: rgba(0, 229, 255, 0.18);
  
  --color-emerald: #00e676;
  --color-emerald-glow: rgba(0, 230, 118, 0.15);
  
  --color-ruby: #ff1744;
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

p {
  color: var(--text-muted);
  font-weight: 400;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

/* SCROLLBAR */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: #111827;
  border: 2px solid var(--bg-dark);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: #1f2937;
}

/* REUSABLE CLASSES & GLASSMORPHISM */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 2;
}

.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 2.5rem;
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.gradient-text-cyan {
  background: linear-gradient(135deg, #fff 30%, var(--color-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-gold {
  background: linear-gradient(135deg, #fff 30%, var(--color-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  gap: 0.5rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-cyan) 0%, #00a8ff 100%);
  color: #030408;
  box-shadow: 0 4px 20px rgba(0, 229, 255, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.4);
  background: linear-gradient(135deg, var(--color-cyan-bright) 0%, #00b8ff 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-gold {
  background: linear-gradient(135deg, var(--color-gold) 0%, #b8860b 100%);
  color: #030408;
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.2);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.4);
  background: linear-gradient(135deg, var(--color-gold-bright) 0%, #d4af37 100%);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.25);
  color: var(--color-cyan);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

/* BACKGROUND STYLING & CANVAS */
#canvas-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.6;
}

.ambient-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.04) 0%, transparent 70%);
  top: -10%;
  right: -5%;
  z-index: 1;
  pointer-events: none;
}

.ambient-glow-2 {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.03) 0%, transparent 70%);
  bottom: 20%;
  left: -5%;
  z-index: 1;
  pointer-events: none;
}

/* NAVIGATION HEADER */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(3, 4, 8, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition-smooth);
}

.main-header.scrolled {
  background: rgba(3, 4, 8, 0.85);
  padding: 0.75rem 0;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-smooth);
}

.main-header.scrolled .nav-container {
  padding: 0.75rem 2rem;
}

.logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  font-weight: 300;
  color: var(--color-cyan);
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-cyan);
  transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* SECTION STRUCTURE */
section {
  padding: 8rem 0;
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.1rem;
}

/* HERO SECTION */
.hero-section {
  padding-top: 12rem;
  padding-bottom: 8rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero-subtitle {
  color: var(--color-cyan);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-content h1 {
  font-size: 4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, #ffffff 40%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-pillars {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.hero-pillar {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.hero-pillar:nth-child(1) { border-color: rgba(0, 229, 255, 0.2); }
.hero-pillar:nth-child(2) { border-color: rgba(212, 175, 55, 0.2); }
.hero-pillar:nth-child(3) { border-color: rgba(0, 230, 118, 0.2); }

.hero-desc {
  font-size: 1.25rem;
  line-height: 1.8;
  margin-bottom: 3rem;
}

.hero-btns {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

/* TRUST LOGO CLOUD */
.trust-bar {
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
  background: rgba(8, 10, 20, 0.4);
  padding: 2.5rem 0;
  text-align: center;
  position: relative;
  z-index: 2;
}

.trust-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
}

.trust-grid {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.trust-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-muted);
  opacity: 0.6;
  transition: var(--transition-fast);
}

.trust-logo:hover {
  opacity: 1;
  color: var(--color-cyan);
}

/* SECTION 1 - TECHNOLOGY VS OUTCOMES */
.outcome-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.outcome-challenges {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.challenge-card {
  background: rgba(255, 23, 68, 0.02);
  border: 1px solid rgba(255, 23, 68, 0.08);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: var(--transition-smooth);
}

.challenge-card:hover {
  border-color: rgba(255, 23, 68, 0.25);
  background: rgba(255, 23, 68, 0.04);
}

.challenge-icon {
  color: var(--color-ruby);
  font-size: 1.5rem;
  line-height: 1;
}

.challenge-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.challenge-card p {
  font-size: 0.85rem;
}

.outcome-text h3 {
  font-size: 1.5rem;
  color: var(--color-cyan);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.outcome-text h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  font-weight: 800;
}

.outcome-text p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.outcome-callout {
  border-left: 3px solid var(--color-cyan);
  padding-left: 1.5rem;
  margin-top: 2rem;
}

.outcome-callout p {
  font-size: 1.1rem;
  color: var(--text-main);
  font-weight: 500;
}

/* SECTION 2 - WHY NHEXAION EXISTS */
.why-exists-section {
  background: radial-gradient(circle at center, #080a14 0%, var(--bg-dark) 100%);
  text-align: center;
}

.why-exists-content {
  max-width: 800px;
  margin: 0 auto;
}

.why-exists-content h3 {
  font-size: 1.8rem;
  color: var(--color-gold);
  margin: 2rem 0;
  font-weight: 600;
}

.why-exists-content h2 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 2rem;
}

/* SECTION 3 - IMPACT LADDER (HUMAN -> INSTITUTION -> NATION) */
.impact-ladder-wrapper {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
}

.ladder-steps {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.ladder-step {
  padding: 2rem;
  border-radius: 16px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-glass);
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ladder-step:hover {
  background: rgba(255,255,255,0.04);
}

.ladder-step.active {
  background: rgba(0, 229, 255, 0.05);
  border-color: rgba(0, 229, 255, 0.3);
  box-shadow: 0 10px 30px rgba(0, 229, 255, 0.08);
}

.ladder-step-content {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.ladder-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-dark);
  transition: var(--transition-smooth);
}

.ladder-step.active .ladder-number {
  color: var(--color-cyan);
}

.ladder-step h3 {
  font-size: 1.5rem;
  font-weight: 700;
}

.ladder-arrow {
  font-size: 1.5rem;
  color: var(--text-dark);
  transition: var(--transition-smooth);
}

.ladder-step.active .ladder-arrow {
  color: var(--color-cyan);
  transform: translateX(5px);
}

.ladder-info-display {
  padding: 3rem;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ladder-info-pane {
  display: none;
}

.ladder-info-pane.active {
  display: block;
  animation: fadeIn 0.5s ease forwards;
}

.ladder-info-pane h3 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

.ladder-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.ladder-tag {
  padding: 0.6rem 1.2rem;
  border-radius: 50px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-glass);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.ladder-tag:hover {
  border-color: var(--color-cyan);
  background: rgba(0, 229, 255, 0.05);
}

/* SECTION 4 - THE FIVE LAYERS OF PROGRESS */
.progress-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

.progress-card {
  position: relative;
  padding: 2.5rem 2rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  transition: var(--transition-smooth);
  height: 100%;
}

.progress-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  border: 1px solid transparent;
  transition: var(--transition-smooth);
  pointer-events: none;
}

.progress-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: 0 15px 30px rgba(0, 229, 255, 0.05);
}

.progress-card:hover::after {
  border-color: rgba(0, 229, 255, 0.2);
}

.progress-card-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(255,255,255,0.03);
  position: absolute;
  top: 1rem;
  right: 1.5rem;
}

.progress-card-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1rem;
  margin-top: 1rem;
}

/* THE SECOND LAYER: PRODUCTS, SERVICES & STRATEGY */
.second-layer-section {
  background: linear-gradient(180deg, var(--bg-dark-secondary) 0%, var(--bg-dark) 100%);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}

.offerings-tabs {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.offering-tab-btn {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.offering-tab-btn:hover {
  background: rgba(255,255,255,0.06);
  color: var(--text-main);
}

.offering-tab-btn.active {
  background: var(--text-main);
  color: var(--bg-dark);
  border-color: var(--text-main);
  box-shadow: 0 10px 25px rgba(255, 255, 255, 0.15);
}

.offering-content-pane {
  display: none;
}

.offering-content-pane.active {
  display: block;
  animation: fadeIn 0.6s ease forwards;
}

/* Offerings Products Display */
.products-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.product-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.product-top h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.product-tagline {
  color: var(--color-cyan);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.product-desc {
  font-size: 0.95rem;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.product-features {
  list-style: none;
  margin-bottom: 2.5rem;
}

.product-features li {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-main);
}

.product-features li::before {
  content: '✓';
  color: var(--color-cyan);
  font-weight: bold;
}

.product-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.product-cta-btn {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-cyan);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.product-cta-btn:hover {
  color: var(--text-main);
}

/* Offerings Services Display */
.services-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  text-align: left;
}

.service-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: rgba(0, 229, 255, 0.05);
  border: 1px solid rgba(0, 229, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--color-cyan);
  margin-bottom: 2rem;
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service-card p {
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.service-details-list {
  list-style: none;
}

.service-details-list li {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.service-details-list li::before {
  content: '→';
  color: var(--color-cyan);
}

/* Offerings Why Now Grid */
.whynow-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.whynow-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.whynow-card {
  padding: 2rem;
}

.whynow-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.whynow-interactive-box {
  padding: 3rem;
  text-align: center;
}

.whynow-interactive-box h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.timeline-slider-container {
  margin: 3rem 0;
}

.custom-range-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 5px;
  background: #1e293b;
  outline: none;
  margin-bottom: 1.5rem;
}

.custom-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-cyan);
  cursor: pointer;
  box-shadow: 0 0 15px var(--color-cyan);
  transition: var(--transition-fast);
}

.custom-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  color: var(--text-dark);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
}

.slider-labels span.active {
  color: var(--color-cyan);
}

.calculator-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.calc-stat-val {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-cyan);
  line-height: 1.2;
}

.calc-stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* SECTION 5 - AREAS OF IMPACT */
.areas-section {
  background: var(--bg-dark);
}

.filter-tags-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  max-width: 900px;
  margin: 0 auto 3rem;
}

.filter-btn {
  background: none;
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  color: var(--text-main);
  border-color: rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.03);
}

.filter-btn.active {
  border-color: var(--color-cyan);
  background: rgba(0, 229, 255, 0.05);
  color: var(--color-cyan);
}

.impact-bubble-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.impact-bubble-card {
  padding: 2rem;
  text-align: left;
  border-radius: 12px;
  background: rgba(255,255,255,0.01);
  border: 1px solid var(--border-glass);
  transition: var(--transition-smooth);
}

.impact-bubble-card.hidden {
  display: none;
}

.impact-bubble-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  background: rgba(0,229,255,0.01);
}

.bubble-category {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-dark);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.impact-bubble-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.impact-bubble-card p {
  font-size: 0.875rem;
}

/* SECTION 6 - HUMAN + TECHNOLOGY SLIDER */
.collab-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.collab-slider-wrapper {
  position: relative;
  width: 100%;
  height: 480px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-glass);
}

.collab-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem;
}

.collab-human-side {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(3, 4, 8, 0.95) 70%);
}

.collab-machine-side {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.1) 0%, rgba(3, 4, 8, 0.95) 70%);
  clip-path: polygon(100% 0, 100% 0, 100% 100%, 100% 100%);
  transition: clip-path 0.1s ease;
}

.collab-slide h3 {
  font-size: 2.2rem;
  margin-bottom: 2rem;
}

.collab-list {
  list-style: none;
}

.collab-list li {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.collab-list li span {
  font-weight: 700;
}

.collab-human-side .collab-list li span { color: var(--color-gold); }
.collab-machine-side .collab-list li span { color: var(--color-cyan); }

.collab-slider-bar {
  position: absolute;
  top: 0;
  left: 100%;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-gold), var(--color-cyan));
  cursor: ew-resize;
  transform: translateX(-50%);
  z-index: 10;
  transition: left 0.1s ease;
}

.collab-slider-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-dark);
  border: 2px solid var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(255,255,255,0.25);
  font-size: 0.75rem;
  font-weight: bold;
}

.collab-slider-instr {
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-dark);
  margin-top: 1rem;
}

/* SECTION 7 - INDIA'S GREATEST OPPORTUNITY */
.india-section {
  background: radial-gradient(circle at bottom right, rgba(0, 230, 118, 0.03) 0%, transparent 60%);
}

.india-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.india-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.india-card {
  padding: 2rem;
  border-radius: 12px;
  background: rgba(0, 230, 118, 0.01);
  border: 1px solid rgba(0, 230, 118, 0.05);
  transition: var(--transition-smooth);
}

.india-card:hover {
  border-color: rgba(0, 230, 118, 0.25);
  background: rgba(0, 230, 118, 0.03);
}

.india-card-icon {
  font-size: 2rem;
  color: var(--color-emerald);
  margin-bottom: 1rem;
}

.india-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.india-card p {
  font-size: 0.85rem;
}

/* SECTION 8 - RESPONSIBLE INNOVATION & THE FIVE TESTS */
.tests-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.tests-text h3 {
  font-size: 1.5rem;
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.tests-text h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.tests-widget {
  padding: 3rem;
  border-radius: 16px;
}

.tests-widget h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.test-checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.test-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.25rem;
  border-radius: 12px;
  background: rgba(255,255,255,0.01);
  border: 1px solid var(--border-glass);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.test-item:hover {
  background: rgba(255,255,255,0.03);
}

.test-item.checked {
  border-color: rgba(0, 230, 118, 0.3);
  background: rgba(0, 230, 118, 0.03);
}

.test-checkbox {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 2px solid var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.test-item.checked .test-checkbox {
  border-color: var(--color-emerald);
  background: var(--color-emerald);
  color: #030408;
}

.test-item.checked .test-checkbox::before {
  content: '✓';
  font-size: 0.9rem;
  font-weight: bold;
}

.test-details h4 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
  transition: var(--transition-fast);
}

.test-item.checked .test-details h4 {
  color: var(--color-emerald);
}

.test-details p {
  font-size: 0.875rem;
}

.test-progress-bar {
  margin-top: 2rem;
  height: 8px;
  width: 100%;
  background: #1e293b;
  border-radius: 4px;
  overflow: hidden;
}

.test-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--color-emerald);
  box-shadow: 0 0 10px var(--color-emerald);
  transition: var(--transition-smooth);
}

.test-status-text {
  margin-top: 0.75rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-align: right;
  color: var(--text-dark);
  transition: var(--transition-fast);
}

.test-status-text.complete {
  color: var(--color-emerald);
}

/* SECTION 9 - SUSTAINABILITY GRID */
.sustain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.sustain-card {
  padding: 2rem 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.sustain-icon {
  font-size: 2.2rem;
  color: var(--color-emerald);
  margin-bottom: 1rem;
}

.sustain-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.sustain-card p {
  font-size: 0.8rem;
  line-height: 1.5;
}

/* SECTION 10 - BEYOND PRODUCTS & INSTITUTION BUILD */
.institution-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.institution-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.inst-pillar-card {
  padding: 1.5rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-glass);
}

.inst-pillar-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-cyan);
}

.inst-pillar-card p {
  font-size: 0.85rem;
}

/* FINAL CTA & FOOTER */
.cta-section {
  padding: 8rem 0 4rem;
  background: radial-gradient(circle at top center, rgba(0, 229, 255, 0.05) 0%, var(--bg-dark) 80%);
  border-top: 1px solid var(--border-glass);
}

.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: flex-start;
}

.cta-info h2 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

.cta-info p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.cta-bullets {
  list-style: none;
}

.cta-bullets li {
  font-size: 1rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.cta-bullets li span {
  font-weight: 700;
  color: var(--color-cyan);
}

.cta-form-box {
  padding: 3rem;
  border-radius: 16px;
}

.cta-form-box h3 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  background: rgba(3, 4, 8, 0.5);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 0.875rem 1.25rem;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-cyan);
  background: rgba(3, 4, 8, 0.8);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-submit-btn {
  width: 100%;
}

.form-feedback {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  display: none;
}

.form-feedback.success {
  display: block;
  background: rgba(0, 230, 118, 0.1);
  border: 1px solid rgba(0, 230, 118, 0.3);
  color: var(--color-emerald);
}

/* FOOTER */
.main-footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border-glass);
  background: #020306;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-about h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-about p {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.footer-col h4 {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  color: var(--color-cyan);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-links a:hover {
  color: var(--text-main);
  padding-left: 4px;
}

.footer-tagline {
  font-family: var(--font-heading);
  font-size: 1rem;
  line-height: 1.8;
  font-weight: 600;
}

.footer-tagline p span {
  color: var(--color-cyan);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-glass);
  padding-top: 2rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-bottom p {
  font-size: 0.85rem;
}

.footer-bottom-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cin-text {
  color: var(--text-muted);
}

.footer-bottom-contact a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-bottom-contact a:hover {
  color: var(--color-cyan);
}

/* SCROLL REVEAL ANIMATIONS */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.revealed {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* MEDIA QUERIES */
@media (max-width: 1024px) {
  section {
    padding: 6rem 0;
  }
  
  .hero-content h1 {
    font-size: 3.25rem;
  }
  
  .outcome-grid,
  .impact-ladder-wrapper,
  .whynow-layout,
  .collab-layout,
  .india-layout,
  .tests-layout,
  .institution-layout,
  .cta-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .products-layout,
  .services-layout {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .sustain-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  section {
    padding: 5rem 0;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #030408;
    border-bottom: 1px solid var(--border-glass);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
  }
  
  .nav-links.mobile-active {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-btns {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .hero-btns .btn {
    width: 100%;
    max-width: 320px;
  }
  
  .products-layout,
  .services-layout,
  .sustain-grid,
  .outcome-challenges,
  .india-grid,
  .institution-pillars {
    grid-template-columns: 1fr;
  }
  
  .ladder-step {
    padding: 1.25rem;
  }
  
  .ladder-info-display {
    padding: 1.5rem;
    min-height: auto;
  }
  
  .collab-slider-wrapper {
    height: 380px;
  }
  
  .collab-slide {
    padding: 2rem;
  }
  
  .tests-widget {
    padding: 1.5rem;
  }
  
  .cta-form-box {
    padding: 1.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .footer-bottom-info {
    align-items: center;
  }
}

/* KEYFRAMES */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================================================
   VALUE-FIRST REDESIGN — NEW SECTION STYLES
   =================================================== */

/* TRUST BAR */
.trust-bar {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
  background: rgba(255,255,255,0.01);
}
.trust-title {
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text-dark);
  text-transform: uppercase;
  margin-bottom: 1.75rem;
}
.trust-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem 3rem;
}
.trust-logo {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text-dark);
  opacity: 0.6;
  transition: var(--transition-fast);
}
.trust-logo:hover { opacity: 1; color: var(--color-cyan); }

/* OUTCOMES / CAPABILITY GAP SECTION */
.outcomes-section {
  padding: 7rem 0;
}
.outcome-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.outcome-text h2 { font-size: 2.5rem; margin: 0.75rem 0 0.5rem; }
.outcome-text h3 { font-size: 1.1rem; font-weight: 600; color: var(--text-muted); margin-bottom: 1.25rem; }
.outcome-callout {
  margin-top: 1.75rem;
  padding: 1.5rem;
  border-left: 3px solid var(--color-cyan);
  background: var(--bg-glass);
  border-radius: 0 8px 8px 0;
}
.outcome-callout p { font-size: 1.05rem; line-height: 1.6; color: var(--text-main); }
.outcome-challenges {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.challenge-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  background: var(--bg-glass);
  transition: var(--transition-fast);
}
.challenge-card:hover {
  border-color: var(--color-cyan);
  background: var(--bg-glass-hover);
}
.challenge-icon { color: var(--color-cyan); flex-shrink: 0; }
.challenge-card h4 { font-size: 0.9rem; font-weight: 600; color: var(--text-main); }

/* WHAT WE DO SECTION */
.whatwedo-section { padding: 7rem 0; }
.whatwedo-intro {
  font-size: 1.1rem;
  max-width: 640px;
  margin: 0 auto 3rem;
  text-align: center;
  color: var(--text-muted);
}
.whatwedo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.whatwedo-card {
  padding: 2rem 1.5rem;
  border-radius: 14px;
  transition: var(--transition-smooth);
  text-align: center;
}
.whatwedo-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-cyan);
  box-shadow: 0 16px 40px rgba(0,229,255,0.1);
}
.whatwedo-icon {
  width: 56px;
  height: 56px;
  background: var(--color-cyan-glow);
  border: 1px solid rgba(0,229,255,0.2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  color: var(--color-cyan);
}
.whatwedo-title {
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}

/* ECOSYSTEM SECTION */
.ecosystem-section { padding: 7rem 0; }

/* NHEXAI Brand Bar */
.nhexai-bar {
  margin: 0 0 3rem;
  padding: 1.25rem 2rem;
  background: linear-gradient(90deg, rgba(0,229,255,0.05), rgba(212,175,55,0.06), rgba(0,229,255,0.05));
  border: 1px solid rgba(0,229,255,0.15);
  border-radius: 12px;
  text-align: center;
}
.nhexai-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}
.nhexai-bar-label { font-size: 0.9rem; color: var(--text-muted); }
.nhexai-brand-name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  background: linear-gradient(135deg, var(--color-cyan), var(--color-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nhexai-bar-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-cyan);
  border: 1px solid rgba(0,229,255,0.3);
  padding: 0.3rem 0.9rem;
  border-radius: 20px;
  transition: var(--transition-fast);
}
.nhexai-bar-link:hover { background: var(--color-cyan-glow); }

/* Ecosystem Tabs */
.eco-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 0;
}
.eco-tab-btn {
  background: none;
  border: none;
  color: var(--text-dark);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: var(--transition-fast);
}
.eco-tab-btn:hover { color: var(--text-muted); }
.eco-tab-btn.active { color: var(--color-cyan); border-bottom-color: var(--color-cyan); }

/* Ecosystem Panes */
.eco-pane { display: none; }
.eco-pane.active { display: block; }

/* Product Cards */
.product-eco-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.product-eco-card {
  padding: 2rem;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: var(--transition-smooth);
}
.product-eco-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-cyan);
  box-shadow: 0 20px 50px rgba(0,229,255,0.1);
}
.product-eco-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.product-eco-abbr {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-cyan), var(--color-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.product-eco-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-emerald);
  background: rgba(0,230,118,0.1);
  border: 1px solid rgba(0,230,118,0.25);
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  text-transform: uppercase;
}
.product-eco-full {
  font-size: 0.8rem;
  color: var(--text-dark);
  font-weight: 500;
  letter-spacing: 0.02em;
}
.product-eco-tagline {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
}
.product-eco-desc { font-size: 0.9rem; color: var(--text-muted); flex: 1; }
.btn-sm {
  font-size: 0.8rem;
  padding: 0.5rem 1.2rem;
  align-self: flex-start;
  margin-top: 0.5rem;
}

/* Service Cards */
.service-eco-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.service-eco-card {
  padding: 2rem;
  border-radius: 14px;
  transition: var(--transition-smooth);
}
.service-eco-card:hover {
  border-color: var(--color-cyan);
  transform: translateY(-3px);
}
.service-eco-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--border-glass);
  line-height: 1;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, rgba(0,229,255,0.3), rgba(255,255,255,0.05));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.service-eco-card h3 {
  font-size: 1rem;
  margin-bottom: 0.6rem;
  color: var(--text-main);
}

/* INDUSTRIES SECTION */
.industries-section { padding: 7rem 0; }
.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.industry-card {
  padding: 2rem 1.5rem;
  border-radius: 14px;
  transition: var(--transition-smooth);
}
.industry-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-cyan);
  box-shadow: 0 20px 50px rgba(0,229,255,0.08);
}
.industry-icon {
  color: var(--color-cyan);
  margin-bottom: 1.25rem;
}
.industry-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}
.industry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}
.industry-tags span {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-cyan);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.15);
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
}

/* COLLAB / HUMAN+MACHINE SECTION */
.collab-section { padding: 7rem 0; }
.collab-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.collab-text h2 { font-size: 2.5rem; margin: 0.75rem 0 1.25rem; }
.collab-slider-wrapper {
  position: relative;
  height: 340px;
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  overflow: visible;
  background: var(--bg-glass);
  cursor: col-resize;
  user-select: none;
  /* clip inner content but not the handle */
  clip-path: none;
}
/* inner mask so content stays inside rounded border */
.collab-slider-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  pointer-events: none;
  z-index: 10;
}
.collab-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 2.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-radius: 16px;
  overflow: hidden;
}
.collab-human-side {
  background: var(--bg-glass);
  /* clipped by JS dynamically — starts at full width */
  clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
}
.collab-machine-side {
  background: linear-gradient(135deg, rgba(0,229,255,0.04), rgba(10,12,30,0.8));
  /* clipped by JS to show right portion */
  clip-path: polygon(50% 0, 100% 0, 100% 100%, 50% 100%);
  text-align: left;
}
.collab-slide h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.collab-list { list-style: none; }
.collab-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 0.35rem 0;
}
/* machine side items align to reveal from divider naturally */
.collab-machine-side .collab-list li { flex-direction: row; padding-left: 1rem; }
.collab-machine-side h3 { padding-left: 1rem; }
.collab-list li span { color: var(--color-cyan); font-size: 0.7rem; }
.collab-human-side .collab-list li span { color: var(--color-gold); }
.collab-slider-bar {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-cyan), var(--color-gold));
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
  pointer-events: all;
}
.collab-slider-handle {
  width: 40px;
  height: 40px;
  background: var(--bg-dark-secondary);
  border: 2px solid var(--color-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-cyan);
  cursor: col-resize;
  box-shadow: 0 0 20px rgba(0,229,255,0.4), 0 2px 12px rgba(0,0,0,0.6);
  flex-shrink: 0;
  z-index: 25;
  position: relative;
}
.collab-slider-instr {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--text-dark);
  text-align: center;
}

/* CAPABILITY FRAMEWORK / PROGRESS SECTION */
.progress-section { padding: 7rem 0; }
.progress-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}
.progress-card {
  padding: 1.75rem 1.25rem;
  border: 1px solid var(--border-glass);
  border-radius: 14px;
  background: var(--bg-glass);
  transition: var(--transition-smooth);
}
.progress-card:hover {
  border-color: var(--color-cyan);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,229,255,0.1);
}
.progress-card-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: rgba(0,229,255,0.15);
  line-height: 1;
  margin-bottom: 0.75rem;
}
.progress-card-title { font-size: 1rem; margin-bottom: 0.6rem; }
.progress-card p { font-size: 0.85rem; }

/* LADDER (HUMAN→INSTITUTION→NATION) */
.ladder-section { padding: 7rem 0; }
.impact-ladder-wrapper { display: grid; grid-template-columns: auto 1fr; gap: 2.5rem; align-items: stretch; margin-top: 3rem; }
.ladder-steps { display: flex; flex-direction: column; gap: 0; }
.ladder-step {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  border: 1px solid var(--border-glass);
  background: var(--bg-glass);
  padding: 1.5rem 2rem;
  transition: var(--transition-fast);
  flex: 1;
  position: relative;
}
.ladder-step:first-child { border-radius: 14px 14px 0 0; }
.ladder-step:last-child { border-radius: 0 0 14px 14px; }
.ladder-step:not(:last-child) { border-bottom: none; }
.ladder-step.active {
  background: var(--bg-glass-hover);
  border-color: var(--color-cyan);
}
.ladder-step:hover { background: var(--bg-glass-hover); }
.ladder-step-content { display: flex; align-items: center; gap: 1rem; }
.ladder-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
}
.ladder-step.active .ladder-number { color: var(--color-cyan); }
.ladder-step h3 { font-size: 0.9rem; font-weight: 700; letter-spacing: 0.08em; color: var(--text-muted); }
.ladder-step.active h3 { color: var(--text-main); }
.ladder-arrow { font-size: 1.2rem; color: var(--text-dark); margin-top: 0.25rem; }
.ladder-step.active .ladder-arrow { color: var(--color-cyan); }
.ladder-info-display { padding: 2.5rem 3rem; border-radius: 16px; }
.ladder-info-pane { display: none; }
.ladder-info-pane.active { display: block; }
.ladder-info-pane h3 { font-size: 1.5rem; margin-bottom: 1rem; color: var(--text-main); }
.ladder-info-pane p { font-size: 1rem; line-height: 1.8; color: var(--text-muted); }
.ladder-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.75rem; }
.ladder-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-cyan);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.18);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
}

/* PHILOSOPHY SECTION */
.philosophy-section { padding: 7rem 0; }
.philosophy-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.philosophy-text h2 { font-size: 2.5rem; margin: 0.75rem 0 0.5rem; }
.philosophy-text h3 { font-size: 1.2rem; font-weight: 600; color: var(--color-cyan); margin-bottom: 1rem; }
.philosophy-mission-box {
  margin-top: 2rem;
  padding: 1.5rem 2rem;
  background: linear-gradient(135deg, rgba(0,229,255,0.06), rgba(212,175,55,0.06));
  border: 1px solid rgba(0,229,255,0.2);
  border-radius: 12px;
}
.philosophy-mission-box p { font-size: 1.05rem; font-weight: 500; color: var(--text-main); font-style: italic; }
.philosophy-pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.phil-pillar-card {
  padding: 1.5rem;
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  background: var(--bg-glass);
  transition: var(--transition-fast);
}
.phil-pillar-card:hover { border-color: var(--color-gold); background: var(--bg-glass-hover); }
.phil-pillar-card h4 { font-size: 0.95rem; margin-bottom: 0.5rem; color: var(--color-gold); }
.phil-pillar-card p { font-size: 0.85rem; }

/* LOOKING AHEAD / ROADMAP */
.looking-ahead-section { padding: 7rem 0; }
.roadmap-strip { display: flex; flex-direction: column; gap: 0; margin-top: 2.5rem; }
.roadmap-phase {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
  position: relative;
}
.roadmap-phase:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 20px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-cyan), rgba(0,229,255,0.1));
}
.roadmap-node { display: flex; justify-content: center; padding-top: 4px; }
.roadmap-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--text-dark);
  background: var(--bg-dark);
  flex-shrink: 0;
}
.roadmap-dot.active-dot {
  border-color: var(--color-cyan);
  background: var(--color-cyan);
  box-shadow: 0 0 16px rgba(0,229,255,0.4);
}
.roadmap-time {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}
.roadmap-title { font-size: 1.2rem; margin-bottom: 0.75rem; }
.roadmap-title-emerald {
  background: linear-gradient(135deg, var(--color-emerald), var(--color-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.roadmap-content p { font-size: 0.95rem; max-width: 640px; }

/* CTA SECTION UPDATES */
.cta-org-types {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.cta-org-types span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dark);
  border: 1px solid var(--border-glass);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
}

/* RESPONSIVE FOR NEW SECTIONS */
@media (max-width: 1024px) {
  .progress-grid { grid-template-columns: repeat(3, 1fr); }
  .whatwedo-grid { grid-template-columns: repeat(2, 1fr); }
  .product-eco-grid { grid-template-columns: 1fr 1fr; }
  .industries-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .outcome-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .outcome-challenges { grid-template-columns: 1fr; }
  .whatwedo-grid { grid-template-columns: 1fr; }
  .product-eco-grid { grid-template-columns: 1fr; }
  .service-eco-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .collab-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .progress-grid { grid-template-columns: 1fr 1fr; }
  .impact-ladder-wrapper { grid-template-columns: 1fr; }
  .ladder-steps { flex-direction: row; flex-wrap: wrap; }
  .ladder-step { flex: unset; width: 100%; border-radius: 0; }
  .ladder-step:first-child { border-radius: 14px 14px 0 0; }
  .ladder-step:last-child { border-radius: 0 0 14px 14px; }
  .philosophy-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .philosophy-pillars { grid-template-columns: 1fr; }
  .phil-pillar-card[style*="span 2"] { grid-column: span 1 !important; }
  .nhexai-bar-inner { flex-direction: column; gap: 0.75rem; }
}