:root {
  --paper: #f4f3f1;
  --card: #ffffff;
  --ink: #141414;
  --muted: #6b6b6b;
  --line: #dcdad6;
  --accent: #e5341d;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14142a;
    --card: #1d1d36;
    --ink: #f1f1f5;
    --muted: #a3a3b8;
    --line: #34345a;
    --accent: #ff5a43;
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
}

main {
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 16px 64px;
}

header.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 40px;
}

header.brand a {
  color: inherit;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.mark {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  background: var(--ink);
  color: var(--paper);
  font-weight: 800;
  font-size: 15px;
}

h1 {
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}

h2 {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 40px 0 8px;
}

h3 {
  font-size: 18px;
  margin: 24px 0 4px;
}

p,
li {
  margin: 0 0 12px;
}

ul {
  padding-left: 20px;
}

a {
  color: var(--accent);
}

.lede {
  font-size: 20px;
  color: var(--muted);
  margin-bottom: 32px;
}

.meta {
  color: var(--muted);
  font-size: 15px;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.links a {
  display: inline-block;
  padding: 12px 18px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

footer {
  margin-top: 56px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
}

footer a {
  color: var(--muted);
}

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 0 0 8px;
  font-size: 15px;
}

ol.steps {
  padding-left: 22px;
}

ol.steps li {
  padding-left: 4px;
  margin-bottom: 10px;
}

code {
  font: 15px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--card);
  border: 1px solid var(--line);
  padding: 1px 5px;
}

.note {
  background: var(--card);
  border-left: 3px solid var(--accent);
  padding: 12px 14px;
  font-size: 16px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  margin: 8px 0 12px;
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: 8px 8px 8px 0;
  border-bottom: 1px solid var(--line);
}

th {
  color: var(--muted);
  font-weight: 600;
}