:root {
  --bg: #0a0a0c;
  --bg-elevated: #111116;
  --bg-card: #16161c;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --fg-dim: #55556a;
  --accent: #c4f04d;
  --accent-dim: rgba(196, 240, 77, 0.12);
  --border: rgba(255, 255, 255, 0.06);
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

/* ====== HERO ====== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 8rem 2rem 6rem;
  position: relative;
  background: 
    radial-gradient(ellipse 60% 50% at 20% 50%, rgba(196, 240, 77, 0.04), transparent),
    radial-gradient(ellipse 40% 60% at 80% 30%, rgba(196, 240, 77, 0.02), transparent),
    var(--bg);
}

.hero-inner {
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

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

.lede {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--fg-muted);
  max-width: 600px;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.2rem;
}

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

/* ====== CTA BUTTON ====== */
.hero-cta {
  margin-bottom: 2.5rem;
}

.btn-hero {
  display: inline-block;
  background: var(--accent);
  color: #0a0a0c;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: opacity 0.15s, transform 0.1s;
}

.btn-hero:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

/* ====== HOW IT WORKS ====== */
.how {
  padding: 8rem 2rem;
  background: var(--bg);
}

.how-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.section-eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4rem;
  color: var(--fg);
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.how-step {
  padding: 2.5rem 2rem;
  background: var(--bg-elevated);
}

.step-num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--fg-dim);
  margin-bottom: 1.5rem;
}

.how-step h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.75rem;
}

.how-step p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--fg-muted);
}

/* ====== FEATURES ====== */
.features {
  padding: 6rem 2rem 8rem;
  background: var(--bg);
}

.features-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.feature-block {
  margin-bottom: 5rem;
  max-width: 640px;
}

.feature-block .section-eyebrow {
  margin-bottom: 1rem;
}

.feature-block h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 1.5rem;
  line-height: 1.15;
}

.feature-block p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--fg-muted);
  margin-bottom: 1rem;
}

.feature-block em {
  color: var(--accent);
  font-style: normal;
  font-weight: 500;
}

.feature-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.feature-card {
  padding: 2.5rem 2rem;
  background: var(--bg-card);
}

.card-icon {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
  display: block;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.6rem;
}

.feature-card p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--fg-muted);
}

/* ====== CLOSING ====== */
.closing {
  padding: 8rem 2rem;
  text-align: center;
  background:
    radial-gradient(ellipse 50% 40% at 50% 60%, rgba(196, 240, 77, 0.05), transparent),
    var(--bg);
}

.closing-inner {
  max-width: 650px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 1.5rem;
  line-height: 1.12;
}

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

/* ====== FOOTER ====== */
.site-footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

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

/* ====== RESPONSIVE ====== */
@media (max-width: 768px) {
  .hero {
    padding: 6rem 1.5rem 4rem;
    min-height: auto;
  }

  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
  }

  .stat-divider {
    display: none;
  }

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

  .feature-cards {
    grid-template-columns: 1fr;
  }

  .how,
  .features,
  .closing {
    padding: 5rem 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .lede {
    font-size: 1rem;
  }
}