:root {
  color-scheme: dark;
  --ink: #fff;
  --ground: #000;
  --dim: #a0a0a0;
  --line: #333;
  --panel: #0a0a0a;
}
* {
  box-sizing: border-box;
}
html {
  background: var(--ground);
  color: var(--ink);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  line-height: 1.6;
}
body {
  margin: 0;
  background: var(--ground);
}
a {
  color: var(--ink);
  text-underline-offset: 0.22em;
}
header,
main,
footer {
  width: min(920px, calc(100% - 2rem));
  margin-inline: auto;
}
header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
}
header a {
  text-decoration: none;
}
nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
  color: var(--dim);
}
main {
  padding: 5rem 0 6rem;
}
.eyebrow {
  color: var(--dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
}
h1 {
  font-size: clamp(2.4rem, 7vw, 5.8rem);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.05em;
  max-width: 14ch;
  margin: 0.5rem 0 1.5rem;
}
h2 {
  font-size: 1.35rem;
  font-weight: 500;
  margin: 0 0 1rem;
}
h3 {
  font-size: 1rem;
  margin: 0 0 0.5rem;
}
.lead {
  font-size: clamp(1.05rem, 2.5vw, 1.35rem);
  max-width: 62ch;
  color: #d0d0d0;
}
.actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 2rem 0 4rem;
}
.button {
  display: inline-block;
  border: 1px solid var(--ink);
  padding: 0.7rem 1rem;
  text-decoration: none;
}
.button:hover {
  background: var(--ink);
  color: var(--ground);
}
.secondary {
  border-color: var(--line);
  color: #d0d0d0;
}
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 3rem 0;
}
.card {
  background: var(--ground);
  padding: 1.5rem;
}
.card p,
.muted {
  color: var(--dim);
}
section {
  margin: 4rem 0;
}
pre {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 1.25rem;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}
code {
  font: inherit;
}
ol,
ul {
  padding-left: 1.3rem;
}
li + li {
  margin-top: 0.7rem;
}
.notice {
  border-left: 2px solid var(--ink);
  padding: 0.8rem 1rem;
  color: #d0d0d0;
}
footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 3rem;
  color: var(--dim);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
@media (max-width: 650px) {
  main {
    padding-top: 3.5rem;
  }
  .grid {
    grid-template-columns: 1fr;
  }
  header {
    align-items: flex-start;
    flex-direction: column;
  }
  nav {
    justify-content: flex-start;
  }
}