.probanbtn  /* Banner区域 */
        .product-banner {
            align-items: center;
            margin-bottom: 2rem;
			position:relative;
        }
        .product-banner .procon{position:absolute;top:30%;left:0px;z-index:99;width:100%;}
		.probanimg img{max-width:100%;float:right;}
        .banner-content {
            max-width: 800px;
        }
		.product-banner .procon img{max-width:600px;}
        
        .product-tags {
            display: flex;
            gap: 0.8rem;
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }
        
        .product-tag {
            color: rgba(26, 60, 102, 0.8);
            padding: 0.4rem 1rem;
            border-radius:5px;
            font-size: 0.9rem;
            font-weight: 500;
			border:1px solid rgba(26, 60, 102, 0.6);
        }
        
        .product-tag.hot {
            background-color: rgba(255, 71, 87, 0.8);
        }
        
        .product-tag.new {
            background-color: rgba(46, 204, 113, 0.8);
        }
        
        .banner-title {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        
        .banner-desc {
            color: rgba(102, 102, 102, 1);
   			font-size: 16px;
   			font-family: HarmonyOS_Sans_SC;
            margin-bottom: 2.5rem;
            line-height: 1.6;
        }
        
        .banner-buttons {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        
        .btn-primary-custom {
            background-color: var(--primary-color);
            color: white;
            padding: 0.8rem 2.5rem;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 500;
			margin-right:1rem;
            transition: all 0.3s;
            border: none;
        }
        .probanbtn{margin-top:3rem;}
        .btn-primary-custom:hover {
            background-color: #d45e00;
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .btn-outline-custom {
            background-color: #1a3c66;
            color: white;
            padding: 0.8rem 2.5rem;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
        }
        .jsmore img{width:auto;margin-left:10px;}
        .btn-outline-custom:hover {
            transform: translateY(-3px);color: white;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        /* 描点导航 */
        .anchor-nav {
            background-color: white;
            position: sticky;
            top: 90px;
            z-index: 999;
            margin-bottom: 3rem;
        }
        
        .anchor-nav-container {
            display: flex;
            justify-content: center;
            overflow-x: auto;
            padding: 0 1rem;
        }
        
        .anchor-nav-item {
            padding:0.6rem 2.5rem;
            color: var(--text-color);
            text-decoration: none;
            font-weight: 500;
            white-space: nowrap;
			margin:0px 5px;
            position: relative;
            transition: all 0.3s;
            border-bottom: 3px solid transparent;
        }
        
        .anchor-nav-item:hover,
        .anchor-nav-item.active {
            background-color: var(--primary-color);
            border-radius:2em;
			color:#fff;
        }
        
        /* 内容区域通用样式 */
        .content-section {
            padding: 0px 0px 4rem 0;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-color);
            margin-bottom: 1rem;
            position: relative;
			display:block;
			text-align:center;
			border:0px;	
        }
        
    
        #installation{padding-bottom:0px;}
        .section-subtitle {
            font-size: 1.1rem;
            color: #666;
            max-width: 100%;
            margin: 1.5rem auto 0;
            line-height: 1.6;
        }
        
        /* 产品特性 */
        .feature-item {
            text-align: center;
            padding: 2rem 1.5rem;
            background:url(probg.png);
			background-size:cover;
            border-radius: 10px;
            height: 100%;
            transition: all 0.3s;
            margin-bottom: 2rem;
        }
        
		#features .col-lg-4{margin-bottom:3rem !important;padding-top:4rem;}
        .feature-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .feature-icon {
            width: 80px;
            height: 80px;
            background:url(pro1bg.png) center center no-repeat;
            border-radius: 50%;
			font-style:normal;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
			margin-top:-5rem;
            color: var(--primary-color);
            font-size: 2rem;
        }
        .feature-icon i{font-style:normal;color:#333;}
        .feature-title {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 1rem;
            color: var(--text-color);
        }
        
        .feature-desc {
            color: rgba(102, 102, 102, 1);
    font-size: 16px;
    font-family: HarmonyOS_Sans_SC_Light;
    font-weight: 300;
	padding:0px 5rem;
        }
        .section-subdes{    color: rgba(102, 102, 102, 1);
    font-size: 18px;
    font-family: HarmonyOS_Sans_SC_Light;
    font-weight: 300;
    text-align: center;
	margin-top:1rem;}
        /* 安装效果轮播 */
        .installation-swiper {
            padding: 0 0 3rem;
            position: relative;
        }
        
        .installation-slide {
            transition: all 0.5s ease;
            opacity: 0.5;
            transform: scale(0.85);
        }
        
        .installation-slide.swiper-slide-active {
            opacity: 1;
            transform: scale(1);
            z-index: 2;
        }
        
        .installation-item {
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            height: ;
        }
        #installation .swiper-slide-prev{transform: scale(0.9);}
		 #installation .swiper-slide-next{transform: scale(0.9);}
        .installation-slide.swiper-slide-active .installation-item {
        }
        .installation-pagination{position:absolute;bottom:18% !important;}
		.installation-pagination .swiper-pagination-bullet{background:rgba(255,255,255,0.8);}
		#installation .swiper-pagination-bullet{height:5px;border-radius:2px;width:5px;}
		#installation .installation-pagination .swiper-pagination-bullet-active{background:rgba(255,255,255,0.9);width:20px;border-radius:5px;}
        .installation-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .video-player-container video{width:100%;}
        .installation-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 1rem;
            font-size: 1rem;
            text-align: center;
        }
        
        /* 自定义Swiper导航按钮 */
        .installation-swiper .swiper-button-next,
        .installation-swiper .swiper-button-prev {
            color: white;
            background-color: var(--primary-color);
            width: 50px;
            height: 50px;
            border-radius: 50%;
            transition: all 0.3s;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        
        .installation-swiper .swiper-button-next:after,
        .installation-swiper .swiper-button-prev:after {
            font-size: 1.5rem;
            font-weight: bold;
        }
        
        .installation-swiper .swiper-button-next:hover,
        .installation-swiper .swiper-button-prev:hover {
            background-color: #d45e00;
            transform: scale(1.1);
        }
        
        /* 产品参数 */
        .specs-content {
            overflow: hidden;
        }
        
        .specs-image {
            height: 100%;
            min-height: 400px;
            display: flex;
        }
        
        .specs-image img {
            max-width: 100%;
        }
        
        .specs-list {
            padding: 2.5rem;
			background:#f2f9ff;
			height:100%;
        }
        
        .spec-item {
            display: flex;
            padding: 1.2rem 0;
            border-bottom: 1px solid var(--border-color);
        }
        
        .spec-item:last-child {
            border-bottom: none;
        }
        
        .spec-name {
            width: 40%;
            font-weight: 600;
            color: var(--text-color);
        }
        
        .spec-value {
            width: 60%;
            color: #666;
        }
        
        /* 应用场景 */
        .scenario-swiper {
            padding: 0 0 3rem;
            position: relative;
        }
        
        .scenario-slide {
            transition: all 0.5s ease;
            opacity: 0.5;
            transform: scale(0.85);
        }
        
        .scenario-slide.swiper-slide-active {
            opacity: 1;
            transform: scale(1);
            z-index: 2;
        }
        
        .scenario-item {
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
            height: 300px;
            cursor: pointer;
        }
        
        .scenario-slide.swiper-slide-active .scenario-item {
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
        }
        
        .scenario-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .scenario-item:hover .scenario-img {
            transform: scale(1.05);
        }
        
        .scenario-title {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
            color: white;
            padding: 1.5rem 1rem 1rem;
            font-weight: 500;
            font-size: 1.1rem;
        }
        
        /* 为何选择我们 */
        .why-choose-section {
        }
        
        .why-swiper {
            padding: 0 0 3rem;
        }
        
        .why-slide {
            padding: 1rem;
        }
        
        .why-item {
            background-color: #f2f9ff;
            border-radius: 5px;
            padding: 2rem 1.5rem;
            text-align: center;
            height: 100%;
            transition: all 0.3s;
        }
        
        .why-item:hover {
            transform: translateY(-5px);
        }
        
        .why-icon {
            width: 70px;
            height: 70px;
            
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            color: var(--primary-color);
            font-size: 1.8rem;
        }
        
        .why-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 1rem;
            color: var(--text-color);
        }
        
        .why-desc {
            color: #666;
            line-height: 1.6;
            height:52px;
        }
        
		#why .swiper-pagination-bullet{width:80px;border-radius:5px;height:3px;background:#eee;}
		#why .swiper-pagination-bullet-active{background:var(--primary-color);}
        /* 视频演示部分 */
        .video-demo {
            background-color: #1a1a2e;
            color: white;
        }
        
        .video-demo .section-title {
            color: white;
        }
        
        .video-demo .section-subtitle {
            color: rgba(255, 255, 255, 0.8);
        }
        
        .video-container {
            max-width: 800px;
            margin: 0 auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
        }
        
        .video-placeholder {
            position: relative;
            width: 100%;
            height: 450px;
            background-color: #000;
            cursor: pointer;
        }
        
        .video-placeholder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.7;
        }
        
        .video-play-btn-large {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 100px;
            height: 100px;
            background-color: rgba(246, 112, 11, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2.5rem;
            transition: all 0.3s;
        }
        
        .video-placeholder:hover .video-play-btn-large {
            background-color: rgba(212, 94, 0, 0.95);
            transform: translate(-50%, -50%) scale(1.1);
        }
        
        /* 系统结构部分 */
        .system-structure {
        }
        
        .structure-image {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 0 auto;
        }
        
        .structure-desc {
            background-color: white;
            border-radius: 10px;
            padding: 2rem;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            margin-top: 2rem;
        }
		
		
		
		/*应用场景*/
		 .changjing-swiper {
            padding: 3rem 0 5rem;
            position: relative;
        }
        
        .changjing-slide {
            transition: all 0.3s;
            opacity: 0.6;
            transform: scale(1) !important;
        }
        
        .changjing-slide.swiper-slide-active {
            opacity: 1;
            transform: scale(1) !important;
        }
        
        .video-item {
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            cursor: pointer;
        }
        
        .video-thumb {
            width: 100%;
            object-fit: cover;
        }
        
      
        
        .video-item:hover .video-play-btn {
            background-color: rgba(212, 94, 0, 0.9);
            transform: translate(-50%, -50%) scale(1.1);
        }
        
        .changjing-title {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 1rem;
            font-weight: 500;
        }
        .changjing{position:relative;}
		.changjing .swiper-wrapper{position:static;}
		.changjing .swiper-button-prev{left:-10px;border-radius:10px;} .changjing .swiper-button-next{right:-10px;border-radius:10px;}
		
		.changjing-tabs {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
			bottom:0px;
			position:absolute;
			left:0px;
			width:70%;
			z-index:10;
			border-top:1px solid #ccc;
			left:15%;
        }
        
        .changjing-tab {
            background: none;
            border: none;
            padding: 0.8rem 1.5rem;
            font-size: 1.1rem;
            font-weight: 500;
            color: #666;
            cursor: pointer;
            transition: all 0.3s;
			position:relative;
            border-radius: 4px;
        }
        .changjing-tab:hover,
        .changjing-tab.active {color:#f6700b;}
        .changjing-tab:hover:before,
        .changjing-tab.active:before {
            content:'';
			height:2px;width:100%;display:block;position:absolute;top:0px;left:0px;
            background-color:#f6700b;
        }
		
		
		
		
		
		
		
		
		
		
		
        
		/* 响应式调整 */
        @media (max-width: 992px) {
            
            .banner-title {
                font-size: 2.2rem;
            }
            
            .banner-desc {
                font-size: 1rem;
            }
            
            .section-title {
                font-size: 1.8rem;
            }
            
            .anchor-nav {
                top: 70px;
            }
            
            .anchor-nav-container {
                justify-content: flex-start;
            }
            
            .specs-image {
                min-height: 300px;
            }
            
            .specs-list {
                padding: 1.5rem;
            }
            
            .video-placeholder {
                height: 350px;
            }
        }
        
        @media (max-width: 768px) {
            .banner-title {
                font-size: 1.8rem;
            }
            
            .section-title {
                font-size: 1.6rem;
            }
            
            .anchor-nav-item {
                padding: 1rem 1rem;
                font-size: 0.9rem;
            }
            
            .installation-item,
            .scenario-item {
                height: 250px;
            }
            
            .video-placeholder {
                height: 280px;
            }
            
            .video-play-btn-large {
                width: 80px;
                height: 80px;
                font-size: 2rem;
            }
            
            .spec-item {
                flex-direction: column;
            }
            
            .spec-name,
            .spec-value {
                width: 100%;
            }
            
            .spec-name {
                margin-bottom: 0.5rem;
            }
        }
        
        @media (max-width: 576px) {
            .product-banner {
                height: 400px;
            }
            
            .banner-buttons {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .installation-item,
            .scenario-item {
                height: 200px;
            }
            
            .specs-image {
                min-height: 250px;
            }
        }
			@media (min-width: 1320px) {
			    .product-banner .procon{top:25%;}
			    .banner-title{font-size:2rem;}
			    .product-tag{font-size:.8rem;padding:.2rem .6rem;}
			    .banner-desc{font-size:0.9rem;}
			    .product-banner .procon img{max-width:350px;}
			    .anchor-nav-item{padding:0.5rem 1.8rem;}
			    .feature-desc{font-size:14px;padding:0 1.5rem;}
			    .feature-title{font-size:1.2rem;}
			    .section-subtitle{font-size:.9rem;}
			    .why-desc{font-size:14px;}
			}
		
		.custom-video{aspect-ratio: 16 / 9;  /* 根据需要修改，或动态设置 */
    object-fit: cover; }