:root {
  color-scheme: light;
  font-family:
    Inter,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: #192135;
  background: #f7f8fc;
  font-synthesis: none;
  font-weight: 400;
  line-height: 1.55;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
a {
  color: #3157c8;
  text-underline-offset: 5px;
}
a:hover {
  text-decoration: underline;
}
a:focus-visible {
  outline: 3px solid #3157c8;
  outline-offset: 6px;
}
.shell {
  max-width: 1240px;
  margin: auto;
  padding: 0 48px;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 0;
  border-bottom: 1px solid #dce1ed;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #192135;
  text-decoration: none;
  font-size: 30px;
  font-weight: 750;
  letter-spacing: -1px;
}
.brand img {
  display: block;
}
.nav-link {
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}
.nav-link span {
  padding-left: 18px;
}
.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
  gap: 40px;
  padding: 86px 0 96px;
}
.eyebrow {
  font-size: 11px;
  letter-spacing: 1.6px;
  font-weight: 700;
  color: #606a80;
  margin: 0 0 24px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.dot {
  height: 7px;
  width: 7px;
  border-radius: 50%;
  background: #3157c8;
}
h1 {
  font-size: clamp(38px, 4.7vw, 61px);
  line-height: 1.08;
  letter-spacing: -2.9px;
  margin: 0 0 30px;
  font-weight: 700;
}
h1 span {
  color: #3157c8;
}
.intro {
  font-size: 19px;
  line-height: 1.65;
  max-width: 460px;
  color: #606a80;
  margin: 0 0 30px;
}
.primary-link {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  background: #3157c8;
  color: #fff;
  padding: 16px 22px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 650;
}
.primary-link:hover {
  background: #243f99;
  text-decoration: none;
}
.network {
  aspect-ratio: 1;
  position: relative;
  border-radius: 50%;
  background: radial-gradient(circle, #e7ecfb 0, #f7f8fc 67%);
  isolation: isolate;
}
.orbit {
  position: absolute;
  border: 1px solid #cdd7f0;
  border-radius: 50%;
  inset: 14%;
  transform: rotate(-23deg);
}
.orbit-two {
  inset: 4% 22%;
  transform: rotate(30deg);
  border-color: #dee4f3;
}
.network-center {
  position: absolute;
  inset: 36%;
  display: grid;
  place-items: center;
  transform: rotate(-8deg);
}
.network-center img {
  width: 100%;
  height: 100%;
  box-shadow: 0 20px 40px #3157c824;
  border-radius: 20%;
}
.node {
  position: absolute;
  border: 1px solid #d9e0f0;
  background: #fff;
  padding: 13px 24px;
  font-size: 14px;
  border-radius: 50px;
  box-shadow: 0 7px 20px #19213506;
}
.node-one {
  top: 8%;
  left: 22%;
}
.node-two {
  right: 0;
  top: 48%;
}
.node-three {
  left: 7%;
  bottom: 17%;
}
.network-caption {
  position: absolute;
  bottom: -10px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 10px;
  letter-spacing: 2px;
  color: #7b86a0;
}
.about {
  border-top: 1px solid #dce1ed;
  padding: 60px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
}
h2 {
  font-size: 32px;
  line-height: 1.25;
  letter-spacing: -0.8px;
  margin: 0 0 20px;
  font-weight: 650;
}
.topics article {
  display: flex;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid #e1e5ef;
}
.topics article:first-child {
  padding-top: 0;
}
.topics article:last-child {
  border: 0;
}
.topic-number {
  font-size: 11px;
  color: #3157c8;
  padding-top: 6px;
}
.topics h3 {
  font-size: 19px;
  margin: 0 0 8px;
  font-weight: 650;
}
.topics p {
  font-size: 15px;
  color: #606a80;
  margin: 0;
}
.status {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  padding: 46px;
  background: #eaf0ff;
  border-radius: 16px;
}
.status p:not(.eyebrow) {
  font-size: 15px;
  color: #4e5d7a;
  margin: 0;
}
.status strong {
  font-weight: 600;
}
.test-note {
  align-self: center;
  padding-left: 32px;
  border-left: 1px solid #c7d3ef;
}
.test-note h3 {
  margin: 0 0 12px;
  font-size: 17px;
}
.test-note a {
  display: inline-block;
  margin-top: 22px;
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}
.test-note a span {
  margin-left: 12px;
}
.site-note {
  max-width: 820px;
  margin: 44px 0 58px;
}
.site-note h2 {
  font-size: 15px;
  letter-spacing: 0;
  line-height: 1.5;
  margin-bottom: 8px;
}
.site-note p {
  font-size: 13px;
  color: #606a80;
  margin: 0;
}
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 0 34px;
  border-top: 1px solid #dce1ed;
  color: #606a80;
  font-size: 12px;
}
.footer-brand {
  font-size: 23px;
  gap: 8px;
}
.skip {
  position: absolute;
  left: 16px;
  top: -90px;
  background: #fff;
  padding: 12px;
  z-index: 5;
}
.skip:focus {
  top: 12px;
}
@media (max-width: 800px) {
  .shell {
    padding: 0 24px;
  }
  .hero {
    gap: 20px;
    padding: 60px 0;
  }
  .network {
    max-width: 300px;
    width: 100%;
    justify-self: center;
  }
  h1 {
    letter-spacing: -1.8px;
    font-size: 42px;
  }
  .intro {
    font-size: 17px;
  }
  .about,
  .status {
    gap: 32px;
  }
  .about {
    grid-template-columns: 1fr;
    padding: 40px 0;
  }
  .status {
    padding: 30px;
    grid-template-columns: 1fr;
  }
  .test-note {
    border-left: 0;
    border-top: 1px solid #c7d3ef;
    padding: 24px 0 0;
  }
  h2 {
    font-size: 28px;
  }
  footer {
    flex-wrap: wrap;
  }
  footer span:last-child {
    margin-left: auto;
  }
}
@media (max-width: 580px) {
  header {
    padding: 24px 0;
  }
  .hero {
    grid-template-columns: 1fr;
    padding: 44px 0 48px;
    gap: 26px;
  }
  h1 {
    font-size: clamp(30px, 8.5vw, 44px);
    letter-spacing: -1.4px;
  }
  .hero .eyebrow {
    font-size: 10px;
  }
  .intro {
    max-width: 100%;
  }
  .network {
    max-width: 250px;
    margin: 8px 0 12px;
  }
  .network-caption {
    font-size: 9px;
  }
  .node {
    font-size: 12px;
    padding: 10px 19px;
  }
  .about {
    gap: 22px;
  }
  .status {
    padding: 26px 22px;
  }
  .status .eyebrow {
    font-size: 10px;
  }
  .primary-link {
    font-size: 13px;
    gap: 18px;
    padding: 15px 18px;
  }
  footer {
    gap: 16px;
  }
  footer > span {
    width: 100%;
  }
  footer span:last-child {
    margin: 0;
  }
  .site-note {
    margin-bottom: 36px;
  }
}
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}