.carousel-img-container {
    height: 250px;
}
.header-img {
    height: 15rem;
    background: url('/mfiles/images/about/about.png') no-repeat center center;
    background-size: cover;
}
/* 确保内容在遮罩上方 */
.header-img > .container {
  position: relative;
  z-index: 2;
}

/* 主标题样式 */
.banner-title {
  font-size: 2.5rem;
  font-weight: 700;
  /* margin-bottom: 1rem; */
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  color: #fff;
}

/* 副标题样式 */
.banner-subtitle {
  font-size: 1.5rem;
  font-weight: 300;
  /* margin-bottom: 2rem; */
  letter-spacing: 2px;
  color: #fff;
}

/* 装饰线样式 */
.banner-divider {
  width: 60px;
  height: 3px;
  background: #3498db;
  margin: 0 auto 2rem;
  position: relative;
}

.banner-divider span {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 3px;
  background: #fff;
}

 /* 额外样式 */
      .profile-content {
        text-align: justify;
        line-height: 1.8;
      }
      
      .profile-content p {
        margin-bottom: 1rem;
        color: #333;
      }
      
   /* 发展历程样式 */
        .timeline {
            position: relative;
            padding-left: 30px;
        }
        
        .timeline::before {
            content: '';
            position: absolute;
            left: 7px;
            top: 3px;
            bottom: 0;
            width: 2px;
            background: #e0e0e0;
        }
        
        .timeline-item {
            position: relative;
            padding-bottom: 20px;
        }
        
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -30px;
            top: 5px;
            width: 16px;
            height: 16px;
            background: #3498db;
            border-radius: 50%;
            border: 3px solid #fff;
            box-shadow: 0 0 0 2px #3498db;
        }
        
        .timeline-year {
            font-weight: 600;
            color: #2c3e50;
            margin-bottom: 5px;
        }
        
        .timeline-event {
            color: #555;
            font-size: 15px;
        }
      
      .contact-item {
        display: flex;
        align-items: center;
        padding: 15px;
        background: #fff;
        /* border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1); */
      }
      
      .contact-icon {
        width: 50px;
        height: 50px;
        /* background: #f0f0f0; */
        /* border-radius: 50%; */
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: 15px;
        font-size: 2rem;
        color: #3498db;
      }
      
      .contact-info {
        flex: 1;
      }
      
      .contact-title {
        font-weight: 600;
        color: #2c3e50;
        margin-bottom: 5px;
        font-size: 1.1rem;
      }
      
      .contact-detail {
        color: #212529bf;
        font-size: 0.9rem;
      }
      
 /* 公司图片样式 */

.company-main-img {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 比例 */
  overflow: hidden;
}

.company-main-img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

/* 导航栏基础样式 */
.mobile-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 15px;
  width: 100vw;
}