.zhiting-infrastructure-solutions {
  padding: var(--gap-100) 0;
  background: var(--bg-color);
}

.zhiting-infrastructure-solutions-title {
  margin: 0 0 var(--gap-50) 0;
  text-align: center;
  color: #000;
  font-family: var(--zhiting-font-accent);
  font-size: var(--font-48);
  font-weight: 700;
  line-height: normal;
}

.zhiting-infrastructure-solutions-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 26px;
}

.zhiting-infrastructure-solutions-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 30px 20px;
  border-radius: 10px;
  background: #FFF;
  text-align: center;
  cursor: pointer;
  overflow: hidden;
  transition: color 0.3s ease;
  z-index: 1;
}

.zhiting-infrastructure-solutions-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--solution-bg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.zhiting-infrastructure-solutions-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.50);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.zhiting-infrastructure-solutions-item:hover::before,
.zhiting-infrastructure-solutions-item:hover::after {
  opacity: 1;
}

.zhiting-infrastructure-solutions-item-icon {
  position: relative;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.zhiting-infrastructure-solutions-item-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: filter 0.3s ease;
}

.zhiting-infrastructure-solutions-item:hover .zhiting-infrastructure-solutions-item-icon img {
  filter: brightness(0) invert(1);
}

.zhiting-infrastructure-solutions-item-desc {
  margin: 0;
  color: #000;
  font-family: var(--zhiting-font-accent);
  font-size: var(--font-20);
  font-weight: 400;
  line-height: normal;
  transition: color 0.3s ease;
}

.zhiting-infrastructure-solutions-item:hover .zhiting-infrastructure-solutions-item-desc {
  color: #FFF;
}

/* 响应式 */
@media screen and (max-width: 1200px) {
  .zhiting-infrastructure-solutions-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media screen and (max-width: 991px) {

  .zhiting-infrastructure-solutions-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media screen and (max-width: 768px) {

  .zhiting-infrastructure-solutions-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .zhiting-infrastructure-solutions-item {
    padding: 30px 15px;
    gap: 14px;
  }

  .zhiting-infrastructure-solutions-item-icon {
    width: 48px;
    height: 48px;
  }
}