body {
  background: #f7f9fc;
  color: #122139;
}
header,
footer {
  max-width: 1440px;
}
.brand {
  letter-spacing: -1px;
}
.brand span {
  font: 10px system-ui;
  letter-spacing: 1.5px;
  margin-left: 12px;
  color: #667993;
}
.button {
  background: #245bf0;
  border-radius: 5px;
}
.intro h1,
h2,
h3 {
  font-family: Inter, system-ui, sans-serif;
  font-weight: 550;
  letter-spacing: -0.05em;
}
.intro h1 {
  font-size: clamp(43px, 5.3vw, 74px);
  line-height: 1.03;
}
.intro {
  grid-template-columns: 1.2fr 1fr;
  gap: 55px;
  padding: 65px 0;
}
.intro .lead {
  font-size: 19px;
  color: #516583;
}
.intro .button {
  margin-top: 0;
}
.actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.actions > a:not(.button) {
  font-size: 13px;
  text-decoration: none;
}
.release-note {
  font-size: 11px;
  letter-spacing: 0.7px;
  margin-top: 23px;
}
.system-diagram {
  background: #0c1729;
  border: 1px solid #243c5e;
  border-radius: 10px;
  color: #e3ecff;
  padding: 24px;
  box-shadow: 0 24px 60px #1c396420;
}
.diagram-top,
.diagram-bottom {
  font: 10px/1.6 monospace;
  letter-spacing: 1px;
  display: flex;
  justify-content: space-between;
}
.signal {
  color: #78a4ff;
}
.diagram-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 35px;
  padding: 50px 0;
  background-image:
    linear-gradient(#304e7725 1px, transparent 1px),
    linear-gradient(90deg, #304e7725 1px, transparent 1px);
  background-size: 22px 22px;
}
.node {
  position: relative;
  border: 1px solid #557fb8;
  border-radius: 5px;
  padding: 18px 10px;
  background: #162a48;
  text-align: center;
  font: 13px/1.7 monospace;
}
.node small {
  font: 10px system-ui;
  color: #9ab4da;
}
.node.environment {
  border-color: #92b4f2;
  background: #244571;
}
.diagram-bottom {
  border-top: 1px solid #2b4161;
  padding-top: 20px;
  font-size: 9px;
  letter-spacing: 0.5px;
}
.diagram-note {
  display: block;
  font-size: 10px;
  color: #829cc0;
  margin-top: 14px;
}
.domain-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid #d5dfec;
  border-bottom: 1px solid #d5dfec;
  padding: 25px 0;
  font-size: 13px;
}
.domain-strip span {
  width: 100%;
  font-size: 9px;
  letter-spacing: 2px;
  color: #6c7f98;
}
.steps {
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.steps article {
  background: #edf2f9;
  padding: 22px;
  border: 1px solid #dce5f1;
  border-radius: 8px;
}
.number {
  font: 10px/1.5 monospace;
  letter-spacing: 1px;
  color: #245bf0;
}
.steps h3 {
  font-size: 20px;
  line-height: 1.2;
}
.steps p {
  font-size: 13px;
}
.eyebrow {
  color: #245bf0;
}
.features {
  border-color: #d5dfec;
}
.features p,
.proof p {
  font-size: 15px;
  color: #526784;
}
.proof {
  background: #10203a;
  padding: 36px;
  border-radius: 10px;
}
.proof h2 {
  color: #fff;
}
.proof .eyebrow {
  color: #90b3ff;
}
.proof p {
  max-width: 800px;
  color: #b9cbe5;
}
.faq summary {
  font-weight: 550;
}
.closing {
  border-color: #d5dfec;
}
a:focus-visible,
summary:focus-visible {
  outline-color: #245bf0;
}
p {
  color: #526784;
}
@media (max-width: 900px) {
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  .intro {
    gap: 30px;
  }
}
@media (max-width: 700px) {
  .intro {
    grid-template-columns: 1fr;
    padding: 40px 0;
  }
  .brand span {
    display: none;
  }
  .steps {
    grid-template-columns: 1fr;
  }
  .domain-strip {
    justify-content: flex-start;
  }
  .system-diagram {
    padding: 18px;
  }
  .diagram-grid {
    gap: 20px;
  }
  .proof {
    padding: 25px;
  }
  h2 {
    font-size: 30px;
  }
}