:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a25;
  --fg-primary: #f0f0f5;
  --fg-secondary: #8888a0;
  --fg-muted: #555570;
  --accent: #00e89d;
  --accent-dim: #00c484;
  --accent-glow: rgba(0, 232, 157, 0.15);
  --accent-warm: #ffd666;
  --border: #2a2a3a;
  --radius: 12px;
  --radius-sm: 8px;
  --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-primary);
  color: var(--fg-primary);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ===== HERO ===== */
.hero {
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

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

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

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--accent);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 28px;
  color: var(--fg-primary);
}

.hero h1 .strike {
  text-decoration: line-through;
  color: var(--fg-muted);
  font-weight: 400;
}

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

.hero-sub {
  font-size: 1.2rem;
  color: var(--fg-secondary);
  max-width: 680px;
  margin-bottom: 56px;
  line-height: 1.7;
}

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

.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
}

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

.stat-label {
  font-size: 0.88rem;
  color: var(--fg-secondary);
  line-height: 1.4;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 100px 24px;
  background: var(--bg-secondary);
}

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

.problem-label,
.how-label,
.pricing-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.problem h2,
.how h2,
.pricing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 56px;
  line-height: 1.15;
}

.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: var(--radius);
  padding: 36px 28px;
  transition: border-color 0.2s;
}

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

.problem-icon {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

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

/* ===== HOW IT WORKS ===== */
.how {
  padding: 100px 24px;
  background: var(--bg-primary);
}

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

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

.step {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 32px;
  align-items: start;
  padding: 40px 0;
}

.step-number {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding-top: 4px;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.step-content p {
  color: var(--fg-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.step-divider {
  height: 1px;
  background: var(--border);
  margin-left: 172px;
}

/* ===== PRICING ===== */
.pricing {
  padding: 100px 24px;
  background: var(--bg-secondary);
}

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

.pricing-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  position: relative;
}

.pricing-card.full {
  border-color: var(--accent);
  box-shadow: 0 0 40px var(--accent-glow);
}

.pricing-tag {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.pricing-card.full .pricing-tag {
  color: var(--accent);
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 4px;
}

.pricing-card.full .pricing-amount {
  color: var(--accent);
}

.pricing-period {
  font-size: 0.95rem;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.pricing-card p {
  color: var(--fg-secondary);
  font-size: 0.92rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

.pricing-card ul {
  list-style: none;
  padding: 0;
}

.pricing-card ul li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  font-size: 0.92rem;
  color: var(--fg-secondary);
}

.pricing-card ul li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.pricing-note {
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.9rem;
}

/* ===== CLOSING ===== */
.closing {
  padding: 120px 24px;
  background: var(--bg-primary);
  text-align: center;
  position: relative;
}

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

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

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
}

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

/* ===== FOOTER ===== */
.site-footer {
  padding: 48px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--fg-primary);
}

.footer-links {
  color: var(--fg-muted);
  font-size: 0.88rem;
}

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

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

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

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

  .step {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 28px 0;
  }

  .step-divider {
    margin-left: 0;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .problem,
  .how,
  .pricing {
    padding: 60px 20px;
  }

  .closing {
    padding: 80px 20px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .stat-num {
    font-size: 1.8rem;
  }

  .pricing-amount {
    font-size: 2.4rem;
  }
}