.single-area .page-cards {
  grid-template-columns: 1fr;
}

.single-area .page-card {
  display: none;
}

.single-area .page-card.is-active {
  display: block;
  min-height: 0;
  max-width: 980px;
  padding: clamp(30px, 5vw, 58px);
  border-left: 3px solid var(--gold);
}

.single-area .page-card.is-active h3 {
  font-size: clamp(30px, 4vw, 48px);
  margin-bottom: 28px;
}

.single-area .page-card.is-active p {
  font-size: 18px;
  line-height: 1.65;
  max-width: 850px;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}

.area-visual {
  position: relative;
  width: min(100%, 850px);
  aspect-ratio: 16 / 7;
  margin: 0 0 32px;
  overflow: hidden;
  background: #0d2948;
}

.area-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.04);
}

.area-visual--portrait img {
  object-position: center 42%;
}

.area-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(13, 41, 72, .34), transparent 32%, transparent 72%, rgba(13, 41, 72, .18));
  box-shadow: inset 0 0 46px rgba(13, 41, 72, .2);
}

.area-visual--new {
  background: #0d3153;
}

.area-visual--new img {
  filter: saturate(.96) contrast(1.02) brightness(.98);
}

.area-visual--new::after {
  background:
    linear-gradient(90deg, rgba(16, 46, 77, .7) 0%, rgba(16, 46, 77, .22) 8%, transparent 24%, transparent 76%, rgba(16, 46, 77, .22) 92%, rgba(16, 46, 77, .7) 100%),
    linear-gradient(180deg, rgba(16, 46, 77, .3) 0%, transparent 18%, transparent 80%, rgba(16, 46, 77, .42) 100%);
  box-shadow: inset 0 0 40px rgba(9, 30, 54, .24);
}

.area-visual--energy img {
  object-position: center 58%;
}

@media (max-width: 640px) {
  .area-visual { aspect-ratio: 4 / 3; }
}

.areas-back {
  display: inline-block;
  margin-bottom: 34px;
  color: #dfc592;
  text-decoration: none;
  border-bottom: 1px solid rgba(223, 197, 146, .6);
  padding-bottom: 5px;
}