:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --fg-dim: #55556a;
  --accent: #6c5ce7;
  --accent-light: #a29bfe;
  --accent-glow: rgba(108, 92, 231, 0.15);
  --success: #00cec9;
  --border: #22223a;
  --radius: 12px;
  --radius-sm: 8px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', -apple-system, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* HERO */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  position: relative;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(108, 92, 231, 0.08) 0%, transparent 60%),
    var(--bg);
}

.hero-inner {
  max-width: 720px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent-light);
  margin-bottom: 32px;
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-light), var(--success));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--fg);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-dim);
  letter-spacing: 0.5px;
}

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

/* PIPELINE */
.pipeline {
  padding: 100px 24px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.pipeline-inner {
  max-width: 960px;
  margin: 0 auto;
}

.section-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent-light);
  margin-bottom: 12px;
}

.pipeline-desc {
  font-size: 1.4rem;
  color: var(--fg);
  font-weight: 500;
  margin-bottom: 56px;
  font-family: 'Space Grotesk', sans-serif;
}

.pipeline-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}

.pipeline-step {
  padding: 28px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.step-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-light);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.pipeline-step h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--fg);
}

.pipeline-step p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.pipeline-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-dim);
  font-size: 1.5rem;
  padding: 0 8px;
  padding-top: 48px;
}

/* FEATURES */
.features {
  padding: 100px 24px;
}

.features-inner {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.feature-card {
  padding: 40px 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.feature-dark {
  background: var(--bg-card);
}

.feature-accent {
  background: linear-gradient(145deg, rgba(108, 92, 231, 0.12), rgba(0, 206, 201, 0.06));
  border-color: rgba(108, 92, 231, 0.25);
  grid-column: 1 / -1;
}

.feature-tag {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent-light);
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.3;
}

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

/* CLOSING */
.closing {
  padding: 120px 24px;
  text-align: center;
  background:
    radial-gradient(ellipse 50% 60% at 50% 100%, rgba(108, 92, 231, 0.06) 0%, transparent 60%),
    var(--bg);
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
}

.closing h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 48px;
}

.closing-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--success));
  margin: 0 auto;
  border-radius: 3px;
}

/* FOOTER */
.site-footer {
  padding: 32px 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--fg);
}

.footer-sep {
  color: var(--fg-dim);
}

.footer-note {
  font-size: 0.8rem;
  color: var(--fg-dim);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .pipeline-flow {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .pipeline-arrow {
    padding: 0;
    transform: rotate(90deg);
  }
  .features-inner {
    grid-template-columns: 1fr;
  }
  .feature-accent {
    grid-column: auto;
  }
  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }
  .stat-divider {
    width: 40px;
    height: 1px;
  }
  .hero {
    min-height: auto;
    padding: 60px 20px 50px;
  }
  .pipeline, .features, .closing {
    padding: 60px 20px;
  }
}

/* ===== SITE NAV ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 64px;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: color 0.15s;
}
.nav-link:hover { color: var(--fg); }

/* Offset hero for fixed nav */
.hero { padding-top: 120px; }

/* ===== CTA BUTTONS ===== */
.hero-ctas, .closing-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
}

.cta-btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.15s, opacity 0.15s, border-color 0.15s;
}

.cta-primary {
  background: var(--accent);
  color: #fff;
}
.cta-primary:hover { background: var(--accent-light); }

.cta-secondary {
  background: transparent;
  color: var(--fg-muted);
  border: 1px solid var(--border);
}
.cta-secondary:hover { border-color: var(--accent); color: var(--accent-light); }

@media (max-width: 768px) {
  .site-nav { padding: 0 20px; }
  .hero-ctas, .closing-ctas { flex-direction: column; align-items: stretch; }
  .cta-btn { text-align: center; }
}