:root {
  --ink: #2E2534;
  --ink2: #5F5368;
  --muted: #9A8FA6;
  --rose: #E86B8F;
  --violet: #8E7AE6;
  --bg: #FBF6F8;
  --line: rgba(46, 37, 52, .10);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink2);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Noto Sans KR", "Noto Sans SC", "Noto Sans TC", sans-serif;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

a {
  color: var(--rose);
  text-decoration: none;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 20px 64px;
}

.doc-header {
  margin-bottom: 24px;
}

.top-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.back {
  font-size: 14px;
  font-weight: 700;
}

.lang-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}

.lang-switch a {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  border: .5px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
  background: #fff;
  color: var(--ink2);
  font-size: 12px;
  font-weight: 700;
}

.lang-switch a[aria-current="page"] {
  border-color: transparent;
  background: linear-gradient(135deg, var(--rose), var(--violet));
  color: #fff;
}

h1 {
  color: var(--ink);
  font-size: 24px;
  margin: 18px 0 4px;
  line-height: 1.35;
}

.updated {
  color: var(--muted);
  font-size: 13px;
  margin: 0;
}

section {
  background: #fff;
  border: .5px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px;
  margin-bottom: 14px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .04);
}

h2 {
  color: var(--ink);
  font-size: 16px;
  margin: 0 0 8px;
  line-height: 1.55;
}

p {
  margin: 0 0 10px;
  font-size: 15px;
}

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

ul {
  margin: 0;
  padding-left: 1.2em;
  font-size: 15px;
}

li {
  margin: 2px 0;
}

footer {
  margin-top: 28px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

@media (max-width: 560px) {
  .top-row {
    align-items: flex-start;
  }

  .lang-switch {
    justify-content: flex-start;
  }
}