:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a26;
  --fg-primary: #f0f0f5;
  --fg-secondary: #9595a8;
  --fg-muted: #5c5c70;
  --accent: #00e5a0;
  --accent-dim: rgba(0, 229, 160, 0.12);
  --accent-glow: rgba(0, 229, 160, 0.25);
  --border: rgba(255, 255, 255, 0.06);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
}

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

/* HERO */
.hero {
  padding: 120px 24px 80px;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--accent);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-secondary);
  max-width: 640px;
  margin: 0 auto 48px;
  position: relative;
  z-index: 1;
}

.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  position: relative;
  z-index: 1;
}

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

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

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

/* PROBLEM */
.problem {
  padding: 100px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-inner {
  max-width: 900px;
  margin: 0 auto;
}

.problem-label,
.how-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}

.problem h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 48px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 24px;
}

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

.problem-card p {
  color: var(--fg-secondary);
  font-size: 0.95rem;
}

/* NICHES */
.niches {
  padding: 100px 24px;
}

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

.niches h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 56px;
  text-align: center;
}

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

.niche-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 24px;
  transition: border-color 0.2s, transform 0.2s;
}

.niche-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.niche-emoji {
  font-size: 2rem;
  margin-bottom: 12px;
}

.niche-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.niche-card p {
  color: var(--fg-secondary);
  font-size: 0.9rem;
}

/* HOW */
.how {
  padding: 100px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.how h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 56px;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: flex;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}

.step:last-child {
  border-bottom: none;
}

.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-dim);
  min-width: 80px;
  color: var(--accent);
  opacity: 0.3;
}

.step-content h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.step-content p {
  color: var(--fg-secondary);
  font-size: 0.95rem;
}

/* CLOSING */
.closing {
  padding: 120px 24px;
  text-align: center;
  position: relative;
}

.closing::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.4;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

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

.closing-text {
  color: var(--fg-secondary);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto;
}

/* FOOTER */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--fg-primary);
  margin-bottom: 8px;
}

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

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero {
    padding: 80px 20px 60px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .niche-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .step {
    flex-direction: column;
    gap: 12px;
  }

  .step-num {
    min-width: auto;
    font-size: 2rem;
  }

  .problem,
  .niches,
  .how,
  .closing {
    padding: 64px 20px;
  }
}

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