.bg-soft-primary{
    background-color: rgba(var(--bs-primary-rgb), 0.04);
}
        .banner {
            background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.3)), url("https://placeholder.pics/svg/1920x800/2C6E49/FFFFFF/纳米金属氧化物凉感整理剂") center/cover no-repeat;
            height: 80vh;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-align: center;
            margin-top: 56px;
        }
        .banner h1 {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            text-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }
        .banner p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .banner-btn {
            background-color: var(--cool-color);
            color: white;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            border: none;
            font-weight: 600;
            transition: all 0.3s;
            margin: 0 0.5rem;
        }
        .banner-btn:hover {
            background-color: var(--primary-color);
            transform: translateY(-3px);
        }
        .section {
            padding: 5rem 0;
        }
        
        .pain-point, .solution {
            background-color: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 2px 15px rgba(0,0,0,0.05);
            margin-bottom: 1.5rem;
            transition: all 0.3s;
        }
        .pain-point:hover, .solution:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }
        .pain-point i, .solution i {
            color: var(--cool-color);
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }
        .product-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 2px 15px rgba(0,0,0,0.05);
            transition: all 0.3s;
        }
        .product-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        }
        .product-img {
            height: 200px;
            background: url("https://placeholder.pics/svg/400x200/82C9A0/FFFFFF/产品图") center/cover no-repeat;
        }
        .product-content {
            padding: 1.5rem;
        }
        .product-content h5 {
            color: var(--primary-color);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
        .case-img {
            height: 250px;
            border-radius: 10px;
            overflow: hidden;
            margin-bottom: 1rem;
        }
        .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: all 0.3s;
        }
        .case-img:hover img {
            transform: scale(1.05);
        }
        .accordion-item {
            margin-bottom: 1rem;
            border: 1px solid #eee !important;
            border-radius: 10px !important;
        }
        .accordion-button {
            background-color: white !important;
            color: var(--primary-color) !important;
            font-weight: 600;
            border-radius: 10px !important;
        }
        .accordion-button:not(.collapsed) {
            box-shadow: none !important;
            border-bottom: 1px solid #eee !important;
        }
        .consult {
            background-color: var(--primary-color);
            color: white;
            padding: 3rem 0;
            text-align: center;
        }
        .consult-form {
            max-width: 600px;
            margin: 0 auto;
            background-color: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }
        .form-control {
            border: 1px solid #eee;
            border-radius: 50px;
            padding: 0.8rem 1.2rem;
            margin-bottom: 1rem;
        }
        .footer {
            background-color: var(--dark-color);
            color: white;
            padding: 3rem 0 1rem;
        }
        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .footer-link {
            color: #ccc;
            text-decoration: none;
            display: block;
            margin-bottom: 0.5rem;
            transition: all 0.3s;
        }
        .footer-link:hover {
            color: var(--cool-color);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #444;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .banner h1 {
                font-size: 2.5rem;
            }
            .section {
                padding: 3rem 0;
            }
            .product-card, .case-item {
                margin-bottom: 1.5rem;
            }
        }

        
    /* 大圆容器 */
    .circle-box {
      width: 500px;
      height: 500px;
      border-radius: 50%;
      border: 18px solid #165DBA;
      position: relative;
      overflow: hidden;
      margin: 0 auto;
    }
    .circle-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

   

    /* 环绕文字容器（关键） */
    .circle-text-wrap {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      pointer-events: none;
    }

    /* 每一条文字项目：默认隐藏 */
    .circle-item {
      position: absolute;
      transform: translate(-50%, -50%);
      opacity: 0;
      transition: all 0.7s ease-out;
      display: flex;
      align-items: center;
      gap: 12px;
      white-space: nowrap;
    }

    /* 序号样式 */
    .circle-num {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #e2e7ed;
      color: #666;
      font-weight: bold;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: 0.4s;
    }

    /* 激活：显示 + 点亮 */
    .circle-item.active {
      opacity: 1;
      z-index: 999;
    }
    .circle-item.active .circle-num {
      background: #165DBA;
      color: #fff;
    }

    /* 6个位置 沿圆周分布 */
    .item1 { top: 15%; left: 85%; }
    .item2 { top: 30%; left: 100%; }
    .item3 { top: 45%; left: 95%; }
    .item4 { top: 60%; left: 85%; }
    .item5 { top: 75%; left: 80%; }
    .item6 { top: 90%; left: 65%; }
 /*防晒*/
#material-adv h6{ background:#999; padding:5px; color：#fff;} 
#company-adv  .card-head{height: 200px; overflow:hidden}
#service-lc{text-align:center;background:var(--blue)}
#service-lc p{text-align:left}
#service-lc i{
    display: block;
  width: 54px;
  height: 54px;
  background:var(--primary-color);
  border-radius: 50%;
  font-size: 30px;
  color: #fff;
  text-align: center;
  line-height: 54px;
  font-style: italic;
  margin: 0 auto;
  
}
#service-lc h6{margin: 15px auto; color: var(--zinc-orange);}
#about-dashinou{height: 650px; color:#fff; background: url('/assets/img/speical/ab_bg.jpg');}