:root {
  color-scheme: light;
  --paper: #f7f2e8;
  --card: #fffdf8;
  --ink: #3b3226;
  --muted: #6b5f4e;
  --faint: #9a8f7c;
  --line: #e5dcc9;
  --terra: #d96c47;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  line-height: 1.8;
}

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

header {
  padding: 56px 0 28px;
  text-align: center;
}

.stamp {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  margin: 0 auto 16px;
  border: 3px solid var(--terra);
  border-radius: 50%;
  box-shadow: inset 0 0 0 5px var(--paper), inset 0 0 0 7px var(--terra);
  color: var(--terra);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 31px;
  font-weight: 700;
  transform: rotate(-6deg);
}

h1,
h2 {
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
}

h1 {
  margin: 0;
  font-size: clamp(25px, 6vw, 34px);
}

.lead,
.updated {
  color: var(--muted);
}

.updated {
  margin-top: 8px;
  font-size: 13px;
}

section,
.link-card {
  margin-bottom: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
}

h2 {
  margin: 0 0 10px;
  font-size: 19px;
}

p {
  margin: 0 0 12px;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: #a44c31;
  overflow-wrap: anywhere;
}

.link-card {
  display: block;
  color: var(--ink);
  text-decoration: none;
}

.link-card strong {
  display: block;
  color: var(--terra);
}

footer {
  padding: 24px 0 48px;
  color: var(--faint);
  font-size: 12px;
  text-align: center;
}