:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --fg-dim: #55556a;
  --electric: #4df0c0;
  --accent-secondary: #7b61ff;
  --border: #1e1e2a;
  --border-bright: #2a2a3a;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-display);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 48px 80px;
  overflow: hidden;
}

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

.hero-label {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--electric);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
}

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

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  gap: 48px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 500;
  color: var(--electric);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-dim);
  max-width: 160px;
  line-height: 1.4;
}

.hero-wire {
  position: absolute;
  right: 0;
  top: 0;
  width: 300px;
  height: 100%;
  opacity: 0.6;
}

.wire-svg {
  width: 100%;
  height: 100%;
}

/* === PROBLEM === */
.problem {
  padding: 120px 48px;
  border-top: 1px solid var(--border);
}

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

.section-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-secondary);
  margin-bottom: 20px;
}

.problem h2, .services h2, .process h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 28px;
}

.problem-icon {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--electric);
  margin-bottom: 20px;
  opacity: 0.7;
}

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

.problem-card strong {
  color: var(--fg);
}

/* === SERVICES === */
.services {
  padding: 120px 48px;
  background: var(--bg-elevated);
}

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

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.service-item {
  padding: 32px 0;
}

.service-line {
  width: 48px;
  height: 2px;
  background: var(--electric);
  margin-bottom: 20px;
}

.service-item h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

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

/* === PROCESS === */
.process {
  padding: 120px 48px;
  border-top: 1px solid var(--border);
}

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

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

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

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

.step-num {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 500;
  color: var(--border-bright);
  min-width: 80px;
  line-height: 1;
}

.step-content h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
}

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

/* === CLOSING === */
.closing {
  padding: 140px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 100%);
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.closing-wire {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100px;
}

.closing-svg {
  width: 100%;
  height: 100%;
}

.closing h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  margin-bottom: 48px;
  line-height: 1.7;
}

.closing-verticals {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.closing-verticals span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--fg-dim);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 8px 20px;
  transition: border-color 0.3s, color 0.3s;
}

.closing-verticals span:hover {
  border-color: var(--electric);
  color: var(--electric);
}

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

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

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

.footer-location {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-dim);
  letter-spacing: 1px;
}

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

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

  .hero-wire {
    display: none;
  }

  .problem, .services, .process, .closing {
    padding: 80px 24px;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .step {
    flex-direction: column;
    gap: 16px;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .closing-verticals {
    gap: 8px;
  }

  .closing-verticals span {
    font-size: 11px;
    padding: 6px 14px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .problem h2, .services h2, .process h2 {
    font-size: 1.6rem;
  }

  .closing h2 {
    font-size: 1.4rem;
  }
}