:root {
  --ink: #11100f;
  --paper: #f3efe6;
  --acid: #f4ff58;
  --coral: #ff6a55;
  --violet: #7d5cff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: system-ui, sans-serif;
  line-height: 1.65;
}

header,
main,
footer {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border-bottom: 2px solid var(--ink);
}

.brand,
.back-link {
  color: inherit;
  font-weight: 800;
  text-transform: uppercase;
}

.brand {
  padding: 7px 10px;
  border: 2px solid var(--ink);
  background: var(--acid);
  box-shadow: 3px 3px 0 var(--ink);
  text-decoration: none;
}

main {
  padding: 70px 0;
}

h1,
h2 {
  line-height: 1;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 650px;
  margin: 0 0 24px;
  font-size: clamp(48px, 9vw, 84px);
}

h2 {
  margin-top: 42px;
  font-size: 27px;
}

.updated,
.notice {
  font-size: 13px;
  font-weight: 700;
}

.notice {
  margin: 30px 0;
  padding: 18px;
  border: 2px solid var(--ink);
  background: var(--coral);
  box-shadow: 4px 4px 0 var(--ink);
}

a {
  color: inherit;
}

footer {
  padding: 22px 0;
  border-top: 2px solid var(--ink);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}