:root {
  --bg: #0a0c10;
  --bg-elevated: #12151c;
  --bg-card: #181c25;
  --fg: #e8eaf0;
  --fg-muted: #8a8f9d;
  --accent: #3ecf8e;
  --accent-dim: rgba(62, 207, 142, 0.12);
  --accent-glow: rgba(62, 207, 142, 0.25);
  --border: rgba(255,255,255,0.06);
  --radius: 16px;
  --radius-sm: 10px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, .stat-value, .metric-number {
  font-family: 'Space Grotesk', sans-serif;
}

/* ─── LANDING NAV ─── */
.landing-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 64px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.landing-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--fg);
}

.landing-nav-cta {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  padding: 8px 18px;
  border: 1px solid rgba(62, 207, 142, 0.3);
  border-radius: 100px;
  transition: background 0.2s, border-color 0.2s;
}

.landing-nav-cta:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
}

@media (max-width: 768px) {
  .landing-nav { padding: 16px 24px; }
}

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 60px;
  padding: 80px 64px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 32px;
  font-family: 'Space Grotesk', sans-serif;
}

.hero h1 {
  font-size: clamp(2.8rem, 5.5vw, 4.8rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.hero h1 .accent {
  color: var(--accent);
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.stat-card:hover {
  transform: translateX(-8px);
  border-color: var(--accent);
}

.stat-label {
  font-size: 0.95rem;
  color: var(--fg-muted);
  font-weight: 500;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.card-1 { transform: translateX(0); }
.card-2 { transform: translateX(30px); }
.card-3 { transform: translateX(60px); }

/* ─── METRICS ─── */
.metrics {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 64px;
}

.metrics-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 60px;
  max-width: 1000px;
  margin: 0 auto;
}

.metric-block {
  text-align: center;
}

.metric-number {
  display: block;
  font-size: 3rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.03em;
  line-height: 1;
}

.metric-desc {
  display: block;
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-top: 10px;
  line-height: 1.5;
}

.metric-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* ─── FEATURES ─── */
.features {
  padding: 120px 64px;
  max-width: 1200px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 72px;
}

.features-header h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 20px;
}

.features-header p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 560px;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  transition: border-color 0.3s ease;
}

.feature-card:hover {
  border-color: rgba(62, 207, 142, 0.3);
}

.feature-large {
  grid-column: span 2;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 0 24px;
  align-items: start;
}

.feature-large .feature-icon {
  grid-row: span 2;
  align-self: center;
}

.feature-icon {
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 20px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
}

.feature-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ─── PROOF ─── */
.proof {
  padding: 100px 64px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.proof-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.proof-quote {
  position: relative;
}

.quote-mark {
  font-size: 6rem;
  color: var(--accent);
  line-height: 0.5;
  opacity: 0.4;
  font-family: Georgia, serif;
}

.proof-quote p {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.3;
  margin: 20px 0 16px;
  letter-spacing: -0.01em;
}

.quote-attr {
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.proof-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.proof-timeline::before {
  content: '';
  position: absolute;
  left: 31px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 0;
  position: relative;
}

.timeline-year {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--fg-muted);
  width: 44px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.timeline-item::after {
  content: '';
  position: absolute;
  left: 27px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--fg-muted);
  z-index: 2;
}

.timeline-item.active::after {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.timeline-item.future::after {
  background: transparent;
  border-color: var(--accent);
  border-style: dashed;
}

.timeline-event {
  font-size: 0.95rem;
  color: var(--fg);
  margin-left: 20px;
}

.timeline-item.active .timeline-event {
  color: var(--accent);
  font-weight: 600;
}

.timeline-item.future .timeline-event {
  color: var(--fg-muted);
  font-style: italic;
}

/* ─── CLOSING ─── */
.closing {
  padding: 140px 64px;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.4;
}

.closing h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  position: relative;
}

.closing p {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 520px;
  margin: 0 auto;
  position: relative;
}

/* ─── FOOTER ─── */
.footer {
  padding: 32px 64px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 60px 24px;
    min-height: auto;
    gap: 48px;
  }

  .hero-visual {
    order: -1;
  }

  .card-1, .card-2, .card-3 {
    transform: none;
  }

  .metrics {
    padding: 48px 24px;
  }

  .metrics-inner {
    flex-wrap: wrap;
    gap: 32px;
  }

  .metric-divider {
    display: none;
  }

  .metric-block {
    flex: 1;
    min-width: 120px;
  }

  .features {
    padding: 80px 24px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .feature-large {
    grid-column: span 1;
    display: block;
  }

  .proof {
    padding: 80px 24px;
  }

  .proof-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .closing {
    padding: 100px 24px;
  }

  .footer {
    padding: 24px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}