:root {
  --bg: #faf8f5;
  --surface: #f2efe9;
  --ink: #2b2825;
  --muted: #655f57;
  --accent: #d85a30;
  --hairline: #e4ded4;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  color-scheme: light;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

.wrap {
  width: min(100% - 40px, 720px);
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 28px 0;
  border-bottom: 1px solid var(--hairline);
}

.mark {
  display: inline-flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  border-radius: 7px;
  background: var(--accent);
  color: white;
  font-size: 16px;
  font-weight: 650;
  text-decoration: none;
}

.brand {
  color: var(--ink);
  font-size: 16px;
  font-weight: 650;
  text-decoration: none;
}

.back {
  margin-left: auto;
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

main {
  padding: 68px 0 80px;
}

h1 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(38px, 8vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.lede {
  max-width: 62ch;
  margin: 22px 0 52px;
  color: var(--muted);
  font-size: 19px;
}

.updated {
  display: inline-block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}

section {
  padding: 28px 0;
  border-top: 1px solid var(--hairline);
}

h2 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: -0.01em;
}

p, ul {
  max-width: 68ch;
  margin: 0;
}

p + p, p + ul, ul + p {
  margin-top: 12px;
}

ul {
  padding-left: 22px;
}

li + li {
  margin-top: 7px;
}

.contact {
  padding: 20px 22px;
  border-radius: 12px;
  background: var(--surface);
}

footer {
  display: flex;
  gap: 12px;
  padding: 22px 0 48px;
  border-top: 1px solid var(--hairline);
  color: var(--muted);
  font-size: 13px;
}

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

@media (max-width: 520px) {
  main { padding-top: 48px; }
  .lede { margin-bottom: 40px; }
}