:root {
  --bg-primary: #0C1117;
  --bg-secondary: #141B24;
  --bg-card: #1A2332;
  --bg-accent: #1E2A3A;
  --text-primary: #F0F2F5;
  --text-secondary: #8B95A5;
  --text-muted: #5A6577;
  --accent: #E8A020;
  --accent-glow: rgba(232, 160, 32, 0.15);
  --accent-bright: #F0B840;
  --marker: #E8A020;
  --border: rgba(255, 255, 255, 0.06);
  --font-heading: '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(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== HERO ===== */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 48px 0;
  position: relative;
  overflow: hidden;
}

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

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

.hero-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 8px 16px;
  border-radius: 4px;
  margin-bottom: 32px;
  border: 1px solid rgba(232, 160, 32, 0.2);
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(42px, 6vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--text-primary);
  margin-bottom: 28px;
}

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

.hero-sub {
  font-size: clamp(17px, 2vw, 20px);
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

.hero-stat-bar {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 80px;
  padding: 32px 40px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  max-width: 900px;
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.4;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
  flex-shrink: 0;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 140px 48px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.problem-label,
.solution-label,
.industries-label {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 20px;
}

.problem h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 60px;
  max-width: 700px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 36px;
  transition: border-color 0.2s;
}

.problem-card:hover {
  border-color: rgba(232, 160, 32, 0.25);
}

.problem-icon {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  opacity: 0.7;
}

.problem-card h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.problem-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== SOLUTION ===== */
.solution {
  padding: 140px 48px;
}

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

.solution h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
}

.solution-sub {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 60px;
  line-height: 1.6;
}

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

.solution-item {
  display: flex;
  gap: 28px;
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.solution-item:last-child {
  border-bottom: 1px solid var(--border);
}

.solution-marker {
  width: 10px;
  height: 10px;
  background: var(--marker);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 8px;
}

.solution-content h3 {
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.solution-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== INDUSTRIES ===== */
.industries {
  padding: 120px 48px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.industries h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 48px;
}

.industries-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.industry-tag {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 500;
  padding: 14px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  transition: all 0.2s;
}

.industry-tag:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

/* ===== CLOSING ===== */
.closing {
  padding: 160px 48px;
  text-align: center;
}

.closing-inner {
  max-width: 750px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
}

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

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-tagline {
  font-size: 14px;
  color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero {
    padding: 80px 24px 0;
    min-height: auto;
  }

  .hero h1 {
    letter-spacing: -1px;
  }

  .hero-stat-bar {
    flex-direction: column;
    gap: 24px;
    padding: 24px;
    margin-top: 48px;
  }

  .stat-divider {
    width: 100%;
    height: 1px;
  }

  .problem,
  .solution,
  .industries,
  .closing {
    padding: 80px 24px;
  }

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

  .solution-item {
    gap: 16px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 60px 16px 0;
  }

  .problem,
  .solution,
  .industries,
  .closing {
    padding: 60px 16px;
  }

  .site-footer {
    padding: 32px 16px;
  }

  .problem-card {
    padding: 24px;
  }

  .industry-tag {
    padding: 10px 20px;
    font-size: 14px;
  }
}

/* ===== PRICING NAV ===== */
.pricing-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(12, 17, 23, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 48px;
}

.pricing-nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.pricing-nav-brand {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.pricing-nav-links {
  display: flex;
  gap: 32px;
}

.pricing-nav-link {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}

.pricing-nav-link:hover,
.pricing-nav-link--active {
  color: var(--text-primary);
}

/* ===== PRICING HERO ===== */
.pricing-hero {
  padding: 140px 48px 80px;
  text-align: center;
}

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

.pricing-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1.08;
  margin-bottom: 20px;
}

.pricing-hero-sub {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 500px;
  margin: 0 auto;
}

/* ===== PRICING TIERS ===== */
.pricing-tiers {
  padding: 0 48px 120px;
}

.pricing-tiers-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}

.tier-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 36px 32px;
  position: relative;
  transition: border-color 0.2s;
}

.tier-card:hover {
  border-color: rgba(232, 160, 32, 0.25);
}

.tier-card--featured {
  border-color: var(--accent);
  background: linear-gradient(160deg, var(--bg-accent) 0%, var(--bg-card) 100%);
  box-shadow: 0 0 40px rgba(232, 160, 32, 0.1);
  /* Slightly taller to visually highlight */
  padding-top: 52px;
}

.tier-badge-popular {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #0C1117;
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 5px 16px;
  border-radius: 0 0 6px 6px;
}

.tier-header {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.tier-name {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.tier-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 12px;
}

.tier-amount {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -2px;
}

.tier-period {
  font-size: 16px;
  color: var(--text-muted);
}

.tier-tagline {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.tier-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.tier-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-primary);
}

.tier-feature.feature-dim {
  color: var(--text-muted);
}

.feature-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.feature-dot--green {
  background: #22c55e;
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}

.feature-dot--muted {
  background: var(--text-muted);
  opacity: 0.4;
}

.tier-cta {
  display: block;
  width: 100%;
  text-align: center;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  padding: 14px 24px;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.15s;
}

.tier-cta--primary {
  background: var(--accent);
  color: #0C1117;
}

.tier-cta--primary:hover {
  background: var(--accent-bright);
}

.tier-cta--secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.tier-cta--secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ===== PRICING FAQ ===== */
.pricing-faq {
  padding: 80px 48px 120px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

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

.pricing-faq h2 {
  font-family: var(--font-heading);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 48px;
}

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

.faq-item {
  padding: 28px 0;
  border-top: 1px solid var(--border);
}

.faq-item:last-child {
  border-bottom: 1px solid var(--border);
}

.faq-item h3 {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.faq-item p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== PAYMENT SUCCESS ===== */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
}

.success-inner {
  max-width: 520px;
  text-align: center;
}

.success-icon {
  width: 72px;
  height: 72px;
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: #22c55e;
  margin: 0 auto 32px;
  font-family: var(--font-heading);
}

.success-inner h1 {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  letter-spacing: -2px;
  margin-bottom: 16px;
}

.success-sub {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 12px;
}

.success-email {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.success-back {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
  display: inline-block;
  margin-top: 8px;
  transition: color 0.15s;
}

.success-back:hover {
  color: var(--text-secondary);
}

/* ===== PRICING RESPONSIVE ===== */
@media (max-width: 900px) {
  .pricing-tiers-inner {
    grid-template-columns: 1fr;
    max-width: 480px;
  }

  .tier-card--featured {
    order: -1;
  }

  .pricing-hero,
  .pricing-tiers,
  .pricing-faq {
    padding-left: 24px;
    padding-right: 24px;
  }

  .pricing-nav {
    padding: 0 24px;
  }
}

@media (max-width: 480px) {
  .pricing-hero {
    padding: 100px 16px 60px;
  }

  .pricing-tiers,
  .pricing-faq {
    padding-left: 16px;
    padding-right: 16px;
  }

  .pricing-nav {
    padding: 0 16px;
  }

  .tier-card {
    padding: 28px 20px;
  }
}