:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #1a1a28;
  --fg: #e8e8f0;
  --fg-muted: #8888a0;
  --accent: #00e5ff;
  --accent-glow: rgba(0, 229, 255, 0.15);
  --accent-secondary: #7c4dff;
  --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 { scroll-behavior: smooth; }

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

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

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-grid {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 1px solid rgba(0, 229, 255, 0.3);
  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, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  max-width: 140px;
  display: block;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

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

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

.problem-label,
.features-label,
.pricing-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.problem h2,
.features h2,
.pricing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 48px;
  letter-spacing: -0.01em;
}

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

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.3s;
}

.problem-card:hover {
  border-color: rgba(0, 229, 255, 0.2);
}

.problem-icon {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 8px;
}

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

/* ---- FEATURES ---- */
.features {
  padding: 100px 24px;
}

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

.features-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.feature-row {
  display: flex;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}

.feature-row:last-child {
  border-bottom: none;
}

.feature-number {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 40px;
  padding-top: 2px;
}

.feature-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-content p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

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

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

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

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--accent);
  box-shadow: 0 0 40px rgba(0, 229, 255, 0.08);
}

.pricing-popular {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--bg);
  background: var(--accent);
  padding: 4px 14px;
  border-radius: 100px;
}

.pricing-tier {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg-muted);
  margin-bottom: 12px;
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  margin-bottom: 28px;
}

.pricing-amount span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--fg-muted);
}

.pricing-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pricing-card li {
  color: var(--fg-muted);
  font-size: 0.9rem;
  padding-left: 20px;
  position: relative;
}

.pricing-card li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

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

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

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
}

.closing-sub {
  color: var(--fg-muted);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 40px;
}

.closing-verticals {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.vertical-tag {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg-muted);
  border: 1px solid var(--border);
  padding: 8px 18px;
  border-radius: 100px;
  transition: all 0.3s;
}

.vertical-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}

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

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

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

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

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .problem-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-stats {
    gap: 24px;
  }

  .stat-divider {
    display: none;
  }

  .feature-row {
    flex-direction: column;
    gap: 8px;
  }

  .hero {
    min-height: auto;
    padding: 80px 20px 60px;
  }

  .problem,
  .features,
  .pricing,
  .closing {
    padding: 64px 20px;
  }
}