/* 系统优势与特点 */
.text-cen {
  /* border: 1px red solid; */
  text-align: center;
}
.text-cen-icon {
  margin: 0 auto 1.5rem auto;
}
/* 应用领域板块样式 */
.application {
  padding: 80px 0;
  background-color: #fafafa;
  /* border: 1px red solid; */
}
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}
.app-card {
  background-color: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s;
}
.app-card:hover {
  transform: translateY(-5px);
}
.app-img {
  height: 180px;
  background: url("https://via.placeholder.com/400x180?text=工程场景") center
    center no-repeat;
  background-size: cover;
}
.app-info {
  padding: 20px;
}
.app-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #333333;
}
.app-desc {
  font-size: 14px;
  color: #666666;
}
.h2-cen{
  /* border: 1px red solid; */
  text-align: center;
}