.page-sand .header {
  background: #fff;
  color: var(--t1);
}

.page-sand .logo__face--light {
  opacity: 0;
}

.page-sand .logo__face--dark {
  opacity: 1;
}

.list-banner {
  padding: 0.8rem var(--pad-x) 0;
}

.list-banner .ph {
  height: 5.2rem;
}

.list-banner img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-card);
}

.list-bar {
  padding: 0.4rem var(--pad-x) 0;
}

.list-head,
.list-cases {
  padding: var(--sec-top) var(--pad-x) 0;
}

.list-head h2,
.list-cases h2,
.list-about h2 {
  font-size: var(--fs-50);
  font-weight: 600;
  line-height: var(--lh-133);
  text-align: center;
}

.list-lead {
  margin-top: 0.48rem;
  font-size: var(--fs-18);
  font-weight: 400;
  line-height: var(--lh-18);
  color: var(--t2);
  text-align: center;
}

.list-more {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.2rem;
  margin-bottom: 0.4rem;
}

.list-grid {
  padding: 1rem var(--pad-x) 0;
}

.list-grid__cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: 0.4rem;
}

.list-prod .card-c3__media {
  height: 4.62rem;
  background: #fff;
}

.list-prod .card-c3__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
}

.list-prod .card-c3__title {
  margin-top: 0;
}

.list-prod .card-c3__title + .card-c3__meta {
  margin-top: 0.2rem;
}

.list-prod .card-c3__meta + .card-c3__meta {
  margin-top: 0.12rem;
}

.list-about {
  background: var(--bg-dark);
}

.list-about__link {
  display: block;
  padding: var(--sec-top) var(--pad-x);
  color: #fff;
  background: transparent;
  transition: background-color var(--dur-3);
}

.list-about__link:hover {
  background: rgba(255, 255, 255, 0.06);
}

.list-about__row {
  display: flex;
  align-items: stretch;
  gap: 0.3rem;
  margin-top: 1rem;
}

.list-about__pic {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
  min-height: 3.2rem;
  border-radius: var(--r-card);
  overflow: hidden;
}

.list-about__pic .ph {
  position: absolute;
  inset: 0;
  height: auto;
}

.list-about__pic img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.list-about__text {
  flex: 2 1 0;
  min-width: 0;
}

.list-about h3 {
  font-size: var(--fs-24);
  font-weight: 600;
  line-height: var(--lh-15);
}

.list-about__body {
  margin-top: 0.48rem;
  font-size: var(--fs-20);
  font-weight: 400;
  line-height: var(--lh-2);
  color: var(--w80);
}

.list-arrow {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.2rem;
  transition: color var(--dur-3);
}

.list-cases__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: 0.4rem;
}

.list-case .card-c3__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.list-case__title {
  font-size: var(--fs-20);
  font-weight: 400;
  line-height: var(--lh-133);
  color: var(--t1);
  transition: color var(--dur-3);
}

.list-case__specs {
  margin-top: 0.2rem;
}

.list-case__specs li {
  font-size: var(--fs-18);
  font-weight: 300;
  line-height: var(--lh-18);
  color: var(--t2);
}

.list-case__specs li + li {
  margin-top: 0.12rem;
}

.list-case .list-arrow {
  color: var(--t1);
}

.list-case:hover .list-case__title,
.list-case:hover .list-arrow {
  color: var(--vi);
}

.list-form {
  padding: var(--sec-top) var(--pad-x) var(--sec-bottom);
  background: var(--bg2);
}

@media (max-width: 768px) {
  .list-banner .ph {
    height: 220px;
  }

  .list-bar {
    flex-wrap: wrap;
    row-gap: 0.12rem;
  }

  .list-bar a {
    flex: 1 1 33.33%;
  }

  .list-grid__cards,
  .list-cases__grid {
    grid-template-columns: 1fr;
  }

  .list-prod .card-c3__media,
  .list-case .card-c3__media {
    height: auto;
  }

  .list-banner img {
    height: 220px;
    object-fit: cover;
  }

  .list-case .card-c3__media img {
    height: auto;
    aspect-ratio: 540 / 320;
  }

  .list-prod .card-c3__media .ph {
    height: auto;
    aspect-ratio: 825 / 462;
  }

  .list-case .card-c3__media .ph {
    height: auto;
    aspect-ratio: 540 / 320;
  }

  .list-about__row {
    flex-direction: column;
  }

  .list-about__pic,
  .list-about__text {
    flex: none;
    width: 100%;
  }

  .list-about__pic {
    aspect-ratio: 550 / 320;
    min-height: 0;
  }
}