.hyal{
            display: flex;
            justify-content: center;
            align-items: center;
            width: 100%;
        }
        
        .customer-cases {
            position: relative;
            background-color: white;
            overflow: hidden;
            width: 100%;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 50px;
            margin-top: 50px;
        }
        
        .section-header h2 {
            font-size: 36px;
            font-weight: 700;
            color: #333;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-header h2:after {
            content: '';
            position: absolute;
            width: 70%;
            height: 4px;
            background: linear-gradient(90deg, transparent, #e63946, transparent);
            bottom: -8px;
            left: 15%;
        }
        
        .section-header p {
            font-size: 18px;
            color: #666;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }
        
        .brands-nav {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 5px 100px;
            margin-bottom: 40px;
            border-bottom: solid 1px #8d8d8d;
        }
        
        .brand-nav-item {
            font-size: 18px;
            font-weight: 600;
            color: #555;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
        }
        
        .brand-nav-item.active,
        .brand-nav-item:hover {
            color: #e62129;
        }
        
        .brand-nav-item.active,
        .brand-nav-item:hover  .item-anli{
            border-bottom: solid 2px;
        }
        
        
        .item-anli{
            padding-bottom: 10px;
    margin-bottom: -16px;
        }
        
        .anli-yuanquan{
            margin-top: 5px;
    margin-bottom: -14px;
        }
        
        .anli-yuanquan img{
            max-width: 15px;
        }
        .carousel-container {
            position: relative;
            margin-bottom: 20px;
            overflow: hidden;
            max-height: 500px;
            max-width: 1200px;
          margin: 0 auto;
        }
        .carousel-items-container {
            position: relative;
        }

        .carousel-item {
            display: flex;
            width: 100%;
            position: absolute;
            top: 0;
            left: 0;
            opacity: 0;
            transform: translateX(30px);
            transition: all 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
            /* 移除固定高度 */
        }
        
        .carousel-item.active {
            opacity: 1;
            transform: translateX(0);
        }
        
        .case-content {
            flex: 0.5;
            padding: 0px 70px;
            background-color: #e63946;
            color: white;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        
        .case-content:before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
        }
        
        .case-content:after {
            content: '';
            position: absolute;
            bottom: -70px;
            right: 20px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
        }
        
        .case-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 25px;
            line-height: 1.3;
            position: relative;
            z-index: 2;
        }
        
        .case-description {
            font-size: 16px;
            line-height: 1.8;
            opacity: 0.92;
            margin-bottom: 35px;
            margin-top: 35px;
            position: relative;
            z-index: 2;
        }
        
        .learn-more {
            color: white;
            font-weight: 600;
            font-size: 18px;
            text-decoration: none;
            position: relative;
            display: inline-flex;
            align-items: center;
            max-width: 140px;
            padding: 3px 7px;
            z-index: 2;
            text-align: left;
            margin-left: auto;
            margin-right: 0;
            border: solid 1px;

        }
        
        .learn-more .arrow-hyal {
            margin-left: 10px;
            transition: transform 0.3s;
        }
        
        .learn-more:hover .arrow-hyal {
            transform: translateX(6px);
        }
        
        .case-image {
            flex: 1;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            background: linear-gradient(135deg, #f7f7f7 0%, #eaeaea 100%);
        }
        
        .case-image img {
            object-fit: contain;
            transition: transform 0.5s ease;
        }
        
        .carousel-indicators {
            display: flex;
            justify-content: center;
            margin-top: 20px;
        }
        
        .indicator-bar {
            width: 80px;
            height: 5px;
            background-color: #ddd;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .indicator-bar.active {
            background-color: #e63946;
            transform: scaleY(1.5);
            box-shadow: 0 3px 8px rgba(230, 57, 70, 0.3);
        }
        
        .indicator-bar:before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background-color: #e63946;
            opacity: 0.7;
        }
        
        .indicator-bar.active:before {
            animation: progress 3s linear forwards;
        }
        
        @keyframes progress {
            from {
                left: -100%;
            }
            to {
                left: 0;
            }
        }
        
        .carousel-progress {
            position: relative;
            height: 4px;
            background-color: #eee;
            border-radius: 2px;
            margin: 30px 50px 0;
            overflow: hidden;
        }
        
        .progress-bar {
            position: absolute;
            height: 100%;
            width: 0;
            background: linear-gradient(90deg, #e63946, #f8a5b7);
            transition: width 0.3s;
        }
        
        .hyzs{
            width: 1200px;
             margin-left: auto;
             margin-right: auto;
             margin-top: 80px;
             padding-bottom: 55px;
        }
        
        .bottom-text {
            margin-top: 35px;
            text-align: left;
            font-size: 20px;
            font-weight: 600;
            color: #555;
            padding-top: 50px;
            position: relative;
        }
        
        .bottom-text:after {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: white;
            padding: 0 15px;
            font-size: 24px;
            color: #e63946;
        }
        
        .client-logos {
            display: flex;
            justify-content: left;
            gap: 60px;
            margin-top: 30px;
        }
        
        .i-hyal {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        
        .logo-circle {
            width: 100px;
            height: 100px;
            background: #e63946;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #f5f5f5;
            margin-bottom: 15px;
            font-size: 35px;
            border: 1px solid #eee;
        }
        
        .logo-circle .iconfont{
            font-size:40px;
        }
        
        .logo-text {
            font-size: 15px;
            font-weight: 600;
            color: #666;
            letter-spacing: 1px;
        }
        
        @media (max-width: 992px) {
            .carousel-container {
                height: auto;
            }
            
            .carousel-item {
                flex-direction: column;
                height: auto;
            }
            
            .case-image {
                min-height: 300px;
            }
            
            .brands-nav {
                flex-wrap: wrap;
                gap: 10px;
            }
            
            .brand-nav-item {
                padding: 10px 20px;
                font-size: 16px;
            }
            
            .client-logos {
                gap: 25px;
            }
            
            .logo-circle {
                width: 65px;
                height: 65px;
                font-size: 28px;
            }
        }
        
        @media (max-width: 576px) {
            .case-title {
                font-size: 26px;
            }
            
            .case-description {
                font-size: 16px;
            }
            
            .section-header h2 {
                font-size: 28px;
            }
            
            .brands-nav {
                flex-direction: column;
                border-radius: 12px;
                gap: 5px;
            }
            
            .brand-nav-item {
                border-radius: 8px;
            }
            
            .client-logos {
                flex-wrap: wrap;
            }
        }