:root {
  --bg: #0a0a0f;
  --bg-subtle: #12121a;
  --fg: #e8e8ed;
  --fg-muted: #8a8a99;
  --accent: #c4f54a;
  --accent-dim: rgba(196, 245, 74, 0.08);
  --accent-glow: rgba(196, 245, 74, 0.15);
  --card-bg: #16161f;
  --card-border: rgba(255,255,255,0.06);
  --radius: 16px;
  --max-width: 1100px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.15;
}

/* HERO */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  text-align: center;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
  pointer-events: none;
  z-index: 1;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-dim);
  border: 1px solid rgba(196, 245, 74, 0.2);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 48px;
  justify-content: center;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

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

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* FEATURES */
.features {
  padding: 120px 24px;
  background: var(--bg-subtle);
}

.features-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.features h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 56px;
  text-align: center;
  letter-spacing: -0.01em;
}

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

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

.feature-card:hover {
  border-color: rgba(196, 245, 74, 0.2);
}

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

.feature-icon {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

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

/* HOW */
.how {
  padding: 120px 24px;
}

.how-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.how h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 64px;
  text-align: center;
  letter-spacing: -0.01em;
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.how-step {
  text-align: left;
}

.step-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.4;
  margin-bottom: 16px;
}

.how-step h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.how-step p {
  color: var(--fg-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* CLOSING */
.closing {
  padding: 140px 24px;
  text-align: center;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-subtle) 100%);
}

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

.closing h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.closing-text {
  color: var(--fg-muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* FOOTER */
.site-footer {
  padding: 40px 24px;
  border-top: 1px solid var(--card-border);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--fg-muted);
}

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

.footer-sep {
  opacity: 0.3;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .how-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .hero-stats {
    gap: 32px;
  }
  
  .hero {
    min-height: 80vh;
    padding: 60px 20px;
  }
  
  .features,
  .how {
    padding: 80px 20px;
  }
  
  .closing {
    padding: 100px 20px;
  }
}