:root {
  --bg: #0a0a0f;
  --bg-surface: #111118;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --fg-dim: #555570;
  --accent-air: #3b82f6;
  --accent-grid: #f59e0b;
  --accent-sov: #8b5cf6;
  --accent-green: #22c55e;
  --accent-red: #ef4444;
  --font-body: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius: 12px;
  --max-w: 1120px;
}

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

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

/* ── HERO ── */
.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 24px 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  min-height: 90vh;
}

.hero-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.status-text {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--accent-green);
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 28px;
}

.hero-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.5px;
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid;
}

.tag-air { color: var(--accent-air); border-color: rgba(59, 130, 246, 0.3); background: rgba(59, 130, 246, 0.08); }
.tag-grid { color: var(--accent-grid); border-color: rgba(245, 158, 11, 0.3); background: rgba(245, 158, 11, 0.08); }
.tag-sov { color: var(--accent-sov); border-color: rgba(139, 92, 246, 0.3); background: rgba(139, 92, 246, 0.08); }

/* ── TERMINAL ── */
.terminal {
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot.red { background: var(--accent-red); }
.terminal-dot.yellow { background: var(--accent-grid); }
.terminal-dot.green { background: var(--accent-green); }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-dim);
  margin-left: 8px;
}

.terminal-body {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
}

.terminal-body .line { color: var(--fg-muted); }
.terminal-body .prompt { color: var(--accent-air); margin-right: 8px; }
.terminal-body .output { padding-left: 20px; }
.terminal-body .g { color: var(--accent-green); }
.terminal-body .y { color: var(--accent-grid); }

.cursor {
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ── PLATFORMS ── */
.platforms {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 24px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--fg-dim);
  text-transform: uppercase;
  margin-bottom: 40px;
}

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

.platform-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color 0.3s, transform 0.3s;
}

.platform-card:hover {
  transform: translateY(-4px);
}

.card-air:hover { border-color: rgba(59, 130, 246, 0.4); }
.card-grid:hover { border-color: rgba(245, 158, 11, 0.4); }
.card-sov:hover { border-color: rgba(139, 92, 246, 0.4); }

.card-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.card-air .card-icon { color: var(--accent-air); }
.card-grid .card-icon { color: var(--accent-grid); }
.card-sov .card-icon { color: var(--accent-sov); }

.platform-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.platform-card p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.card-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.card-modules span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--fg-dim);
}

/* ── METRICS ── */
.metrics {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.metrics-content {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: center;
}

.metrics-text h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
}

.metrics-text p {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

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

.stat {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--fg);
  line-height: 1;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--fg-dim);
}

/* ── CLOSING ── */
.closing {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 100px 24px 80px;
  text-align: center;
}

.closing h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 16px;
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.closing-location {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-dim);
  letter-spacing: 1px;
}

.location-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
}

/* ── FOOTER ── */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding: 32px 24px;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-weight: 600;
  font-size: 0.95rem;
}

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

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 60px 20px 40px;
    gap: 40px;
  }

  .hero-visual { order: -1; }

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

  .metrics-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .metrics-stats {
    flex-direction: row;
    justify-content: space-between;
  }

  .stat {
    flex-direction: column;
    gap: 4px;
    border-bottom: none;
    text-align: center;
  }

  .stat-number {
    font-size: 2rem;
  }

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

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .terminal-body { font-size: 11px; padding: 14px; }
  .closing h2 { font-size: 1.6rem; }
}