:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: #151c2c;
  --text-primary: #e8edf5;
  --text-secondary: #8892a8;
  --accent: #22d3a7;
  --accent-dim: rgba(34, 211, 167, 0.12);
  --accent-glow: rgba(34, 211, 167, 0.25);
  --warning: #f59e0b;
  --danger: #ef4444;
  --font-heading: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --max-width: 1120px;
}

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

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-heading);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* HERO */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 100px 24px 80px;
  text-align: left;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(34, 211, 167, 0.2);
  padding: 6px 14px;
  border-radius: 4px;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: var(--text-primary);
}

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

.lede {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 28px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 4px;
  letter-spacing: 0.01em;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255, 255, 255, 0.08);
}

/* FEATURES */
.features {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  padding: 36px 32px;
  transition: border-color 0.2s;
}

.feature-card:hover {
  border-color: rgba(34, 211, 167, 0.15);
}

.feature-icon {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--accent);
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* DATA SECTION */
.data-section {
  background: var(--bg-secondary);
  padding: 80px 24px;
  margin-top: 40px;
}

.data-content {
  max-width: var(--max-width);
  margin: 0 auto;
}

.data-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--warning);
  margin-bottom: 16px;
}

.data-section h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: var(--text-primary);
  max-width: 700px;
}

.data-section p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 680px;
  margin-bottom: 16px;
}

.data-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: 6px;
}

/* CLOSING */
.closing {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 100px 24px;
  text-align: center;
}

.closing h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--text-primary);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.closing-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.75;
}

/* FOOTER */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 28px 24px;
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.footer-sep {
  color: rgba(255, 255, 255, 0.12);
}

.footer-text {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero { padding: 64px 20px 56px; }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 20px; }
  .stat-divider { width: 48px; height: 1px; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-card { padding: 28px 24px; }
  .data-section { padding: 56px 20px; }
  .closing { padding: 64px 20px; }
}