:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #1a1a25;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.1);
  --accent-glow: rgba(0, 212, 170, 0.3);
  --border: #2a2a3a;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Hero */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(0, 212, 170, 0.2);
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  margin-bottom: 2rem;
  width: fit-content;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

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

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin-bottom: 3rem;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.5rem 2rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: fit-content;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Metrics */
.metrics {
  padding: 6rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  transition: border-color 0.3s;
}

.metric-card:hover {
  border-color: var(--accent);
}

.metric-icon {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.metric-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.metric-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Features */
.features {
  padding: 6rem 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 4rem;
}

.features-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.features-sub {
  color: var(--fg-muted);
  font-size: 1.1rem;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.feature-item {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

.feature-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.feature-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  flex-shrink: 0;
}

.feature-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

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

/* How */
.how {
  padding: 6rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
  background: var(--bg-elevated);
  border-radius: 24px;
  margin-left: auto;
  margin-right: auto;
  max-width: calc(1100px + 4rem);
  padding: 5rem 4rem;
}

.how-header {
  margin-bottom: 3.5rem;
  text-align: center;
}

.how-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.how-sub {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.how-item {
  text-align: center;
  padding: 1.5rem;
}

.how-step {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

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

/* Closing */
.closing {
  padding: 8rem 2rem;
  max-width: 750px;
  margin: 0 auto;
  text-align: center;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.closing-tagline {
  color: var(--fg) !important;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.15rem !important;
}

/* Footer */
.footer {
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-content {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
}

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

/* Responsive */
@media (max-width: 768px) {
  .hero {
    min-height: 80vh;
    padding: 3rem 1.5rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1.25rem;
    align-items: flex-start;
    width: 100%;
  }
  
  .stat-divider {
    width: 100%;
    height: 1px;
  }
  
  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .feature-item {
    flex-direction: column;
    gap: 1rem;
  }
  
  .how {
    padding: 3rem 1.5rem;
    border-radius: 16px;
  }
  
  .how-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 0.5rem;
  }
}