:root {
  color-scheme: dark;
  --bg: #08090b;
  --panel: rgba(255, 255, 255, 0.07);
  --panel-strong: rgba(255, 255, 255, 0.12);
  --text: #f7f8fb;
  --muted: #b8c0cc;
  --line: rgba(255, 255, 255, 0.14);
  --cyan: #42d8ff;
  --green: #8cffb2;
  --gold: #ffd36a;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 10%, rgba(66, 216, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 80% 0%, rgba(140, 255, 178, 0.12), transparent 24rem),
    linear-gradient(135deg, #08090b 0%, #101319 55%, #090b0f 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: #071014;
  font-weight: 900;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
  color: var(--muted);
  font-size: 0.92rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 32px;
  align-items: center;
  padding: 48px 0 52px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--green);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(2.45rem, 6vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.04rem, 2vw, 1.28rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  font-weight: 800;
}

.button.primary {
  border: 0;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: #071014;
}

.signal {
  position: relative;
  overflow: hidden;
  min-height: 320px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04));
  box-shadow: 0 26px 90px rgba(0, 0, 0, 0.35);
}

.signal::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 120deg, transparent, rgba(66, 216, 255, 0.35), transparent, rgba(140, 255, 178, 0.25), transparent);
  animation: spin 16s linear infinite;
}

.signal-inner {
  position: relative;
  display: grid;
  min-height: 270px;
  align-content: end;
  gap: 14px;
}

.metric {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(8, 9, 11, 0.76);
}

.metric strong {
  display: block;
  font-size: 1.35rem;
}

section {
  padding: 44px 0;
}

h2 {
  margin: 0 0 18px;
  font-size: clamp(1.75rem, 3vw, 2.8rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.card {
  min-height: 176px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.card p,
.copy,
.footer {
  color: var(--muted);
}

.service-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.service-links a {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

.cta {
  margin: 36px 0 58px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(66, 216, 255, 0.16), rgba(140, 255, 178, 0.12));
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 26px 0 34px;
  border-top: 1px solid var(--line);
  font-size: 0.94rem;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 820px) {
  .topbar,
  .hero {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
  }

  .nav {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 24px;
  }

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