.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: #7a897e;
  font-size: 11px;
  margin-bottom: 30px;
}
.guide-start {
  max-width: 390px;
  margin: 22px 0 12px;
}
.updated {
  font-size: 11px !important;
}
.contents {
  display: grid;
  gap: 10px;
  padding: 24px;
  border: 1px solid #e3e9df;
  background: #fff;
  border-radius: 12px;
  font-size: 13px;
  margin: 32px 0;
}
.contents strong {
  margin-bottom: 4px;
}
article section {
  padding-top: 26px;
  margin-top: 24px;
  scroll-margin-top: 20px;
}
article h2 {
  font-size: 23px;
  line-height: 1.65;
  padding-bottom: 12px;
  border-bottom: 1px solid #dfe6da;
  margin-bottom: 20px;
}
article h3 {
  font-size: 16px;
  margin: 28px 0 12px;
}
article section p,
article li {
  font-size: 14px;
  line-height: 2;
}
article ul,
article ol {
  padding-left: 25px;
}
article li {
  margin: 12px 0;
}
.steps li {
  margin: 24px 0;
  padding-left: 7px;
}
.steps p {
  margin: 6px 0;
}
.source {
  font-size: 11px !important;
  color: #70816f;
}
.guide-notice {
  background: #eff3e9;
  border-left: 3px solid #718765;
  padding: 20px;
  border-radius: 4px;
  margin: 24px 0;
  font-size: 13px;
  line-height: 2;
}
details {
  border-bottom: 1px solid #dfe6da;
  padding: 16px 0;
}
summary {
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
details p {
  color: #65766b;
  margin: 14px 0 0;
}
.guide-end {
  padding: 28px;
  background: #fff;
  border: 1px solid #e3e9df;
  border-radius: 14px;
  margin-top: 50px;
}
.guide-end h2 {
  font-size: 19px;
  border: 0;
  padding: 0;
}
.guide-end p {
  color: #70816f;
  font-size: 13px;
}
@media (max-width: 600px) {
  .page-header {
    gap: 16px;
  }
  .back-link {
    font-size: 11px;
  }
  article h2 {
    font-size: 20px;
  }
  .guide-end {
    padding: 22px 18px;
  }
  .contents {
    padding: 20px;
  }
}