body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background-color: #1c1c1e;
  color: #e6e6e6;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px 16px;
  line-height: 1.6;
}

h1, h2, h3, nav {
  font-family: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", Menlo, "DejaVu Sans Mono", monospace;
}

a {
  color: #7cc4ff;
}

header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  border-bottom: 1px solid #3a3a3c;
  padding-top: 24px;
}

header h1 {
  font-size: 1.4em;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin: 0 0 12px;
}

nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

nav a {
  color: #a8a8ad;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85em;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 6px 6px 0 0;
}

nav a:hover {
  color: #e6e6e6;
  background-color: rgba(124, 196, 255, 0.08);
}

nav a[aria-current="page"] {
  color: #7cc4ff;
  background-color: #1c1c1e;
  border-color: #3a3a3c;
  margin-bottom: -1px;
}

.banner-heading {
  margin: 16px 0 0;
}

.banner {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid #3a3a3c;
  border-radius: 6px;
}

main {
  margin-top: 24px;
  padding-top: 24px;
  min-height: min(90vw, 760px);
  background-image: url("threat-map-clean.svg"), url("globe.svg");
  background-repeat: no-repeat;
  background-position: center top;
  background-size: contain;
}

.home main {
  background-image: url("threat-map.svg"), url("globe.svg");
}

footer {
  border-top: 1px solid #3a3a3c;
  margin-top: 32px;
  padding-top: 16px;
  font-size: 0.9em;
}

@media (prefers-reduced-motion: no-preference) {
  main {
    background-image: url("threat-map-clean-anim.svg"), url("globe.svg");
  }

  .home main {
    background-image: url("threat-map-anim.svg"), url("globe.svg");
  }
}