:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --fg-dim: #5a5a6a;
  --accent: #00e5a0;
  --accent-dim: rgba(0, 229, 160, 0.12);
  --accent-glow: rgba(0, 229, 160, 0.25);
  --border: #1e1e2a;
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', 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;
  -webkit-font-smoothing: antialiased;
}

/* ===== HERO ===== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 120px 48px 80px;
  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::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(100, 60, 255, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 8px 18px;
  border-radius: 100px;
  border: 1px solid rgba(0, 229, 160, 0.2);
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

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

.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--fg-dim);
  margin-top: 4px;
}

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

/* ===== PROBLEM ===== */
.problem {
  padding: 100px 48px;
  background: var(--bg-elevated);
}

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

.problem-label,
.services-label,
.industries-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.problem h2,
.services h2,
.industries h2,
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  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: var(--radius);
  padding: 32px;
  transition: border-color 0.3s;
}

.problem-card:hover {
  border-color: rgba(0, 229, 160, 0.3);
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-dim);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.problem-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== SERVICES ===== */
.services {
  padding: 100px 48px;
}

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

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

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  transition: border-color 0.3s, transform 0.3s;
}

.service-card:hover {
  border-color: rgba(0, 229, 160, 0.3);
  transform: translateY(-2px);
}

.service-card.featured {
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 229, 160, 0.04) 100%);
}

.service-tag {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 12px;
  border-radius: 100px;
  display: inline-block;
  margin-bottom: 16px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== INDUSTRIES ===== */
.industries {
  padding: 100px 48px;
  background: var(--bg-elevated);
}

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

.industries-ticker {
  margin: 48px 0;
}

.ticker-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  justify-content: center;
}

.ticker-item {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--fg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 12px 24px;
  border-radius: 100px;
  transition: border-color 0.3s, color 0.3s;
}

.ticker-item:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.ticker-dot {
  width: 4px;
  height: 4px;
  background: var(--fg-dim);
  border-radius: 50%;
  flex-shrink: 0;
}

.industries-quote {
  margin-top: 48px;
  padding: 40px;
  border-left: 3px solid var(--accent);
  background: var(--bg-card);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.industries-quote p {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--fg);
  font-style: italic;
}

/* ===== CLOSING ===== */
.closing {
  padding: 100px 48px;
  text-align: center;
}

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

.closing-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 56px;
}

.closing-model {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.model-item {
  text-align: center;
}

.model-num {
  display: block;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
}

.model-desc {
  display: block;
  font-size: 13px;
  color: var(--fg-dim);
  margin-top: 6px;
}

.model-arrow {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--fg-dim);
}

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

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

.footer-brand {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.footer-tagline {
  font-size: 14px;
  color: var(--fg-muted);
  margin-bottom: 12px;
}

.footer-contact {
  font-size: 13px;
  color: var(--fg-dim);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero {
    padding: 80px 24px 60px;
    min-height: auto;
  }

  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .stat-divider {
    width: 60px;
    height: 1px;
  }

  .problem,
  .services,
  .industries,
  .closing {
    padding: 64px 24px;
  }

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

  .closing-model {
    flex-direction: column;
    gap: 16px;
    padding: 28px;
  }

  .model-arrow {
    transform: rotate(90deg);
  }

  .ticker-row {
    gap: 10px;
  }

  .ticker-item {
    font-size: 14px;
    padding: 10px 18px;
  }

  .ticker-dot {
    display: none;
  }

  .industries-quote {
    padding: 24px;
  }
}