:root {
  --bg: #11151B;
  --panel: #1B212B;
  --hairline: #2A313D;
  --text: #ECEEF2;
  --muted: #8B94A3;
  --signal: #5B8DEF;
  --signal-hover: #7BA3F5;
  --green: #3EA35C;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
}

body {
  font-family: 'Space Grotesk', -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 700px;
  margin: 0 auto;
  min-height: 100vh;
  padding: 6vh 24px 8vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 4.5rem;
}

.site-header .wordmark {
  color: var(--text);
  font-weight: 500;
}

main { flex: 1; }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--hairline);
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 2.4rem;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(62, 163, 92, 0.15);
  flex-shrink: 0;
}

.headline {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 1.2rem;
}

.subhead {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 46ch;
  line-height: 1.6;
  margin: 0 0 2.6rem;
}

.topology {
  width: 220px;
  height: auto;
  display: block;
  margin-bottom: 2.6rem;
  overflow: visible;
}

.topology line {
  stroke: var(--signal);
  stroke-width: 1.2;
  opacity: 0.35;
}

.topology line.interconnect {
  stroke-dasharray: 4 3;
  opacity: 0.55;
}

.topology circle {
  fill: var(--muted);
}

.topology circle.core {
  fill: var(--signal);
}

.topology.thin {
  width: 140px;
  margin-bottom: 0;
  opacity: 0.75;
}

.bio {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  max-width: 56ch;
  margin: 0 0 2.4rem;
}

.eyebrow {
  display: block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 1rem;
}

.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  overflow: hidden;
  margin: 0 0 3rem;
}

@media (min-width: 640px) {
  .service-grid { grid-template-columns: 1fr 1fr; }
}

.service-card {
  background: var(--panel);
  padding: 1.4rem 1.5rem;
}

.service-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.service-card p {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--muted);
  margin: 0;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--signal);
  color: #0D111A;
  font-weight: 600;
  text-decoration: none;
  padding: 0.85rem 1.5rem;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: transform 0.15s ease, background 0.15s ease;
}

.cta:hover {
  background: var(--signal-hover);
  transform: translateY(-1px);
}

.cta:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 3px;
}

.cta svg {
  width: 16px;
  height: 16px;
  transition: transform 0.15s ease;
}

.cta:hover svg { transform: translate(2px, -2px); }

.site-footer {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 3rem;
  margin-top: 3rem;
  border-top: 1px solid var(--hairline);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

@media (max-width: 480px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
    padding-bottom: 3rem;
  }
  .cable-stripe { width: 180px; }
}