.case-detail {
  max-width: 1420px;
  margin: auto;
  padding: 55px 40px 100px;
}
.case-detail > nav {
  font-size: 13px;
  color: #7a6f65;
}
.case-lead {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8vw;
  padding: 70px 0;
}
.case-lead article p {
  color: #a77c43;
  letter-spacing: 0.16em;
}
.case-lead h2 {
  font: 600 42px var(--serif);
  margin: 5px 0;
}
.case-lead dl {
  display: grid;
  grid-template-columns: 110px 1fr;
}
.case-lead dt,
.case-lead dd {
  border-bottom: 1px solid #a98c6540;
  padding: 12px 0;
}
.case-lead dd {
  margin: 0;
}
.case-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.case-gallery img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}
.case-gallery img:first-child {
  grid-column: 1/-1;
  height: 680px;
}
.case-detail blockquote {
  font: 600 27px/1.6 var(--serif);
  max-width: 850px;
  margin: 80px auto 0;
  text-align: center;
  color: #6b5845;
}
@media (max-width: 900px) {
  .case-detail {
    padding: 45px 20px 70px;
  }
  .case-lead {
    display: block;
    padding: 45px 0;
  }
  .case-lead h2 {
    font-size: 34px;
  }
  .case-lead dl {
    margin-top: 35px;
  }
  .case-gallery {
    display: block;
  }
  .case-gallery img,
  .case-gallery img:first-child {
    height: 340px;
    margin-bottom: 15px;
  }
  .case-detail blockquote {
    font-size: 22px;
    margin-top: 50px;
  }
}