:root {
  color-scheme: dark;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  background: #101415;
  color: #f3f5ee;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: #101415;
}

.shell {
  width: min(100% - 48px, 1120px);
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.topbar {
  min-height: 96px;
  border-bottom: 1px solid #343b38;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: inherit;
  text-decoration: none;
  font-size: 18px;
  font-weight: 750;
  letter-spacing: 0;
}

.brand span {
  color: #a7d56d;
}

.access-label,
.eyebrow,
.facts p,
footer {
  color: #aeb6af;
  font-size: 12px;
  letter-spacing: 0;
}

.access-label {
  border: 1px solid #47524c;
  padding: 7px 10px;
  white-space: nowrap;
}

.overview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  align-items: center;
  column-gap: 72px;
  padding: 112px 0 96px;
  border-bottom: 1px solid #343b38;
}

.eyebrow {
  color: #a7d56d;
  margin: 0 0 18px;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  max-width: 650px;
  margin: 0;
  font-size: 72px;
  font-weight: 730;
  line-height: 1.02;
  letter-spacing: 0;
}

.summary {
  max-width: 485px;
  margin: 26px 0 0;
  color: #c5ccc5;
  font-size: 18px;
  line-height: 1.55;
}

.network-graphic {
  width: 100%;
  max-width: 300px;
  justify-self: end;
}

.network-graphic svg {
  display: block;
  width: 100%;
  height: auto;
}

.route {
  fill: none;
  stroke: #58675c;
  stroke-width: 2;
}

.route-two {
  stroke: #3b4940;
}

.node {
  fill: #101415;
  stroke-width: 3;
}

.node-origin,
.node-target {
  stroke: #d7ddd6;
}

.node-relay {
  fill: #a7d56d;
  stroke: #c6eb94;
}

.pulse {
  fill: none;
  stroke: #6e9750;
  stroke-width: 1;
}

.facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 40px 0;
  border-bottom: 1px solid #343b38;
}

.facts article {
  min-height: 78px;
  padding: 4px 28px;
  border-left: 1px solid #343b38;
}

.facts article:first-child {
  border-left: 0;
  padding-left: 0;
}

.facts p {
  margin: 0 0 11px;
}

.facts strong {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #edf0e9;
  font-size: 15px;
  font-weight: 600;
}

.facts i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #a7d56d;
}

footer {
  margin-top: auto;
  padding: 30px 0;
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

@media (max-width: 720px) {
  .shell {
    width: min(100% - 32px, 1120px);
  }

  .topbar {
    min-height: 76px;
  }

  .overview {
    grid-template-columns: 1fr;
    row-gap: 52px;
    padding: 72px 0;
  }

  h1 {
    font-size: 52px;
  }

  .network-graphic {
    justify-self: start;
    max-width: 230px;
  }

  .facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 28px;
  }

  .facts article:nth-child(odd) {
    border-left: 0;
    padding-left: 0;
  }

  .facts article:nth-child(even) {
    padding-right: 0;
  }
}

@media (max-width: 430px) {
  h1 {
    font-size: 42px;
  }

  .access-label {
    font-size: 10px;
    padding: 6px 8px;
  }

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

  .facts article {
    min-height: auto;
    padding: 0;
    border-left: 0;
  }

  footer {
    flex-direction: column;
  }
}