:root {
  --bg: #0a0e17;
  --bg-elevated: #111827;
  --bg-card: #161d2e;
  --fg: #e8edf5;
  --fg-muted: #8892a8;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.12);
  --accent-glow: rgba(0, 212, 170, 0.25);
  --border: rgba(136, 146, 168, 0.15);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-width: 1120px;
  --radius: 16px;
}

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

html {
  scroll-behavior: smooth;
}

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

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

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 32px;
  border: 1px solid rgba(0, 212, 170, 0.2);
}

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

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

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.pill {
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.88rem;
  color: var(--fg-muted);
  font-family: var(--font-display);
  font-weight: 500;
}

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

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: border-color 0.3s;
}

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

.metric-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

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

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

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-desc {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 540px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform 0.2s, border-color 0.3s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-glow);
}

.feature-large {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 212, 170, 0.06) 100%);
  border-color: rgba(0, 212, 170, 0.2);
}

.feature-icon {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
}

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

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

.workflow-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  justify-content: center;
}

.step {
  flex: 1;
  max-width: 300px;
  text-align: center;
  padding: 0 20px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 2px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.step p {
  color: var(--fg-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.step-connector {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  margin-top: 26px;
  flex-shrink: 0;
}

/* === CLOSING === */
.closing {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px 100px;
}

.closing-content {
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.08) 0%, var(--bg-card) 100%);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: 24px;
  padding: 64px 48px;
  text-align: center;
}

.closing-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.closing-content p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.closing-stat {
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.closing-stat span {
  display: block;
  color: var(--fg-muted);
  font-size: 0.88rem;
  margin-bottom: 8px;
}

.closing-stat strong {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
}

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

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

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

.footer-brand span {
  display: block;
  color: var(--fg-muted);
  font-size: 0.82rem;
  margin-top: 2px;
}

.footer-meta span {
  color: var(--fg-muted);
  font-size: 0.82rem;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero {
    padding: 72px 20px 56px;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .feature-large {
    grid-column: 1;
  }

  .workflow-steps {
    flex-direction: column;
    align-items: center;
  }

  .step-connector {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--accent), transparent);
    margin-top: 0;
  }

  .step {
    max-width: 100%;
  }

  .closing-content {
    padding: 40px 24px;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .hero-pills {
    flex-direction: column;
    align-items: center;
  }
}