:root {
  --bg: #0a0f1a;
  --bg-card: #111827;
  --bg-accent: #1a2332;
  --fg: #e8edf5;
  --fg-dim: #8896ab;
  --accent: #f59e0b;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --accent-bright: #fbbf24;
  --border: #1e293b;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* Hero */
.hero {
  max-width: 860px;
  margin: 0 auto;
  padding: 100px 24px 60px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
  background: var(--accent-glow);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-dim);
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

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

.tag {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-dim);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 8px;
}

/* Stats */
.stats {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 48px 24px;
  background: var(--bg-accent);
}

.stats-grid {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.stat { text-align: center; flex: 1; }

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--fg-dim);
  margin-top: 6px;
}

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

/* Features */
.features {
  max-width: 1000px;
  margin: 0 auto;
  padding: 80px 24px;
}

.features-header {
  text-align: center;
  margin-bottom: 56px;
}

.features-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 12px;
}

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 28px;
  transition: border-color 0.2s;
}

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

.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-dim);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* How */
.how {
  max-width: 800px;
  margin: 0 auto;
  padding: 80px 24px;
  border-top: 1px solid var(--border);
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 56px;
}

.how-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.how-step {
  display: flex;
  align-items: flex-start;
  gap: 28px;
}

.step-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.5;
  line-height: 1;
  min-width: 60px;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.step-content p {
  color: var(--fg-dim);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Closing */
.closing {
  padding: 80px 24px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-accent) 100%);
  text-align: center;
}

.closing-content {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}

.closing p {
  color: var(--fg-dim);
  font-size: 1.05rem;
  line-height: 1.7;
}

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

.footer-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
}

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

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

/* Responsive */
@media (max-width: 640px) {
  .stats-grid {
    flex-direction: column;
    gap: 28px;
  }
  .stat-divider {
    width: 60px;
    height: 1px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .hero {
    padding: 72px 20px 48px;
  }
  .how-step {
    flex-direction: column;
    gap: 12px;
  }
  .step-num {
    font-size: 1.6rem;
  }
}