.ipro_container {
            position: relative;
            width: 100%;
            height: 100vh;
            overflow: hidden;
        }

        /* 背景图片容器 */
        .ipro_bg-container {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
        }

        .ipro_bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            opacity: 0;
            transition: opacity 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            filter: brightness(0.99);
        }

        .ipro_bg.active {
            opacity: 1;
        }

        /* 导航部分 */
        .ipro_nav {
            position: relative;
            z-index: 2;
            display: flex;
            height: 100vh;
        }

        .ipro_nav-item {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            cursor: pointer;
            transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            overflow: hidden;
        }

        /* 分隔线 */
        .ipro_nav-item:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            height: 100%;
            width: 1px;
            background: rgba(255, 255, 255, 0.2);
            z-index: 1;
        }

        /* 内容容器 */
        .ipro_content {
            text-align: center;
            padding: 40px 30px;
            position: relative;
            z-index: 3;
            transition: transform 0.4s ease;
            width: 100%;
            max-width: 90%;
        }

        /* 图标容器 */
        .ipro_icon-container {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 30px;
            border: 2px solid rgba(255, 255, 255, 0.8);
            background: rgba(0, 0, 0, 0.3);
            transition: all 0.5s ease;
            position: relative;
            overflow: hidden;
        }

        .ipro_icon {
            font-size: 40px;
            color: white;
            transition: all 0.4s ease;
        }
		
		    .ipro_icon-container img {
            width: 50px;
            transition: all 0.4s ease;
        }

        /* 标题 */
        .ipro_title {
            font-size: 25px;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0px;
			 color: white;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        /* 横线 */
        .ipro_line {
            width: 60px;
            height: 1px;
            background: rgba(255, 255, 255, 0.8);
            margin: 0 auto 25px;
            transition: all 0.4s ease;
            border-radius: 2px;
        }

        /* 副标题 */
        .ipro_subtitle {
            font-size: 15px;
            text-transform: uppercase;
            letter-spacing: 0px;
            margin-bottom: 65px;
			 color: white;
            opacity: 0.99;
            font-weight: 600;
            text-shadow: 0 1px 5px rgba(0, 0, 0, 0.5);
        }

        /* 按钮 */
        .ipro_button {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.99);
            color: white;
            font-size: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto;
            cursor: pointer;
            transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            position: relative;
            overflow: hidden;
        }

        .ipro_button::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: transparent;
            border-radius: 50%;
            z-index: -1;
            transition: all 0.4s ease;
        }

        /* 悬停效果 */
        .ipro_nav-item:hover {
            flex: 1.1;
        }

        .ipro_nav-item:hover::before {
            height: 100%;
        }

        .ipro_nav-item:hover .ipro_button {
            background: linear-gradient(135deg, #0a4387, #0a4387);
            transform: rotate(0deg);
            border-color: transparent;
        }

        .ipro_nav-item:hover .ipro_line {
            width: 100px;
            background: #0a4387;
        }

        .ipro_nav-item:hover .ipro_icon {
            transform: translateY(0px);
        }

        .ipro_nav-item:hover .ipro_icon-container {
            background: linear-gradient(135deg, #0a4387, #0a4387);
            border-color: transparent;
            transform: scale(1.05);
        }

        /* 蓝色渐变背景动画 */
        .ipro_nav-item::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 0;
            background: linear-gradient(to top, rgba(0, 114, 255, 0.4), transparent);
            z-index: 2;
            transition: height 0.6s cubic-bezier(0.19, 1, 0.22, 1);
        }

        .ipro_nav-item:hover::before {
            height: 100%;
        }
@media (max-width:1024px) { 
  .ipro_container {
	  display:none
        }
  }

        /* 响应式调整 */
        @media (max-width: 0px) {
            .ipro_nav {
                flex-direction: column;
            }
            
            .ipro_nav-item:not(:last-child)::after {
                top: auto;
                bottom: 0;
                left: 0;
                width: 100%;
                height: 1px;
            }
            
            .ipro_nav-item:hover {
                flex: 1.1;
            }
            
            .ipro_title {
                font-size: 24px;
            }
            
            .ipro_icon-container {
                width: 80px;
                height: 80px;
            }
        }

 /*移动端分类代表图 */
	 
	 
        /* PC端隐藏产品网格 */
        .impro_container {
            display: none;
        }
        
        /* 移动端和平板端显示 */
        @media (max-width: 1024px) {
            .impro_container {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 25px;
                 padding:20px;
                margin: 0 auto;
            }
        }
        
        /* 产品卡片样式 */
        .impro_item {
            display: block;
            text-decoration: none;
            background: white;
            border-radius: 0px;
            overflow: hidden;
            box-shadow---: 0 10px 30px rgba(0,0,0,0.15);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .impro_item:hover {
            transform: translateY(-8px);
            box-shadow---: 0 15px 35px rgba(0,0,0,0.2);
        }
        
        .impro_img_container {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
        }
        
        .impro_img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .impro_item:hover .impro_img {
            transform: scale(1.08);
        }
        
        .impro_icon_circle {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.4);
            display: flex;
            justify-content: center;
            align-items: center;
            transition: background 0.3s ease;
        }
        
        .impro_icon_circle i {
            color: white;
            font-size: 28px;
        }
        
        .impro_item:hover .impro_icon_circle {
            background: #2575fc;
        }
        
        .impro_title {
            text-align: center;
            padding: 20px 15px;
            color: #333;
            font-weight: 700;
            font-size: 1.2rem;
            transition: color 0.3s ease;
        }
        
        .impro_item:hover .impro_title {
            color: #2575fc;
        }
        

        
        /* 响应式调整 */
        @media (max-width: 768px) {
            .impro_container {
                gap: 15px;
            }
            
            .impro_img_container {
                height: 170px;
            }
            
            .impro_icon_circle {
                width: 60px;
                height: 60px;
            }
            
            .impro_title {
                padding: 15px 10px;
                font-size: 1.1rem;
            }
        }
        
        @media (max-width: 480px) {

            
            .impro_img_container {
                height: 150px;
            }
            
            .impro_icon_circle {
                width: 50px;
                height: 50px;
            }
            
            .impro_icon_circle i {
                font-size: 22px;
            }
            
            .impro_title {
                font-size: 1rem;
                padding: 12px 8px;
            }
        }