.nav-buy-wrap {
    width: 100%;
    background-color: white;
    z-index: 1000;
    transition: box-shadow 0.3s ease;
}
.nav-buy-wrap.fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); /* 滑动到顶部时添加阴影 */
}

.section-box {
    border: 20px solid #AAE1E6;
    width: 95%;
    margin: 0 auto;
    background: #AAE1E6;
}

.nav-buy-section {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0 5%;
    justify-content: space-between;
    border-radius: 15px;
    background: #fff;
}
.nav-buy-section .nav-content {
    display: flex;
    align-items: center;
    width: 60%;
    justify-content: space-between;
    line-height: 80px;
}
.nav-buy-section .nav-content li {
    cursor: pointer;
    font-weight: bold;
}
.nav-buy-section .ask-buy {
    width: 13%;
    font-weight: bold;
}
.nav-buy-section .ask-buy .btn-buy {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-around;
    background: #50BDB7;
    border: none;
    line-height: 40px;
    border-radius: 15px;
    color: #fff;
    cursor: pointer;
}
/* 调整产品概括区域与上下区域的间距 */
.pro-d-container {
    background-color: white;
    display: flex;
    flex-wrap: nowrap; 
    justify-content: space-between; 
    /* 增大上下内边距，调整间距 */
    padding: 0 100px 2%; 
    gap: 20px;
    overflow-y: auto;
}

.pro-d-image-gallery {
    width: 45%; 
    display: flex;
    flex-direction: column;
    border-top: none; 
    padding-top: 2rem;
}

.pro-d-main-image {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

#main-img {
    transition: opacity 0.3s ease-in-out;
    /* 去掉大图边框 */
    border: none; 
    /* 保持图片等比缩放 */
    max-width: 100%; 
    height: auto;
}

.pro-d-thumbnail-gallery {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}

.pro-d-thumbnail-container {
    display: flex;
    flex-direction: row;
    gap: 10px;
    overflow: hidden;
    width: 80%;
    height: auto;
    position: relative;
    scroll-behavior: smooth;
}

/* 隐藏箭头按钮 */
.pro-d-arrow-btn {
    display: none; 
}  

.pro-d-thumbnail {
    width: 16%;
    height: auto;
    aspect-ratio: 1/1;
    object-fit: contain; /* 让小图在框内完整显示 */
    /* 使用大图的边框样式 */
    border: 1px solid #fff; 
    cursor: pointer;
    transition: transform 0.3s, border-color 0.3s;
}

.pro-d-up-arrow {
    display: none; /* 隐藏上下箭头 */
}

.pro-d-down-arrow {
    display: none; /* 隐藏上下箭头 */
}

.pro-d-left-arrow {
    order: -1; /* 将左箭头放在最左边 */
}

.pro-d-right-arrow {
    order: 1; /* 将右箭头放在最右边 */
}

.pro-d-thumbnail.active {
    border-color: #7bbbb6; /* 高亮边框 
    /* transform: scale(1.1); */
}

.pro-d-arrow-btn {
    background: none;
    color: #000;
    border: none;
    padding: 5px;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.pro-d-arrow-btn:hover {
    /*background: #0056b3;*/
}


.pro-d-product-info {
    width: 50%; 
    background: white;
    padding: 20px;
    border-radius: 5px;
}

.pro-d-video-player {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 比例，如果视频比例不同需要调整 */
    overflow: hidden;
    margin-top: 5%;
}

.pro-d-video-player iframe,
.pro-d-video-player video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}   

@media (max-width: 768px) {
    .pro-d-video-player {
        width: 100%;
        align-self: center;
    }
}


.pro-d-product-info h1 {
    font-size: 24px;
    margin-bottom: 10px;
    font-weight: bold;
}

.pro-d-product-info ul {
    list-style: none;
    padding: 0;
    margin: 10px 0;
    min-height: 130px;
}

.pro-d-product-info ul li {
    margin-bottom: 8px;
    font-size: 16px;
}

.pro-d-buttons {
    margin-top: 20px;
    display: flex;
}

.pro-d-btn {
    background-color: #fff;
    color: #77CBC7;
    border: 1px solid #77CBC7;
    margin-right: 1.825rem;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1rem;
    transition: background-color 0.3s;
}
.pro-d-btn a {
    display: inline-block;
    padding: 10px 10px;
    color: #77CBC7;
}

.pro-d-btn:hover a {
    color: #fff;
}
.pro-d-btn:hover {
    background-color: #77CBC7;
    color: #fff;
}
.pro-d-intro-box {
    margin-bottom: 23px;
    position: relative;
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    animation: ysfadeInUp .5s ease-in-out both;
    animation-delay: .2s;
    /* visibility: hidden; */
}
.pro-d-intro-box .pro-d-txt-control-box {
    height: 56px;
    overflow: hidden;
    transition: height .3s ease-out;
}

.pro-d-intro-box .pro-d-op-clo-btn {
    width: 15px;
    position: absolute;
    right: -10px;
    bottom: 0px;
    transition: all .36s;
    cursor: pointer;
    z-index: 50;
    display: flex;
    align-items: end;
}
.pro-d-intro-box .pro-d-op-clo-btn img {
    width: 100%;
    transition: transform 0.3s ease-out; /* 添加旋转动画 */
}

/* 核心功能 */
.pro-detail-mian {
    margin-top: 20PX;
    padding-bottom: 20PX;
}

.pro-detail-mian2 {
    background-color: #fff;
    margin-top: 20PX;
    padding-bottom: 20PX;
}

.pro-d-feature-section {
    text-align: center;
    margin: 0px auto;
    padding:0 20px 0px 20px;
    width: 90%;
}

.pro-d-feature-section h2 {
    padding-left: 2em;
    font-size: 24px;
    color: #333;
    /* margin-bottom: 10px; */
}
.pro-d-tit-and-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 5rem;
}

.pro-d-arrow-btn-f {
    cursor: pointer;
    transition: opacity 0.3s;
}

.pro-d-arrow-btn-f[disabled] {
    cursor: not-allowed;
    opacity: 0.5; /* 浅色效果 */
}


.pro-d-btn-box {
    display: flex;
}
.pro-d-btn-box button {
    
}
.pro-d-carousel {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    max-width: 100%; /* 限制轮播图宽度 */
    margin-bottom: 1rem;
}

.pro-d-feature-se-c {
    width: 100%;
    overflow: hidden;
}

.pro-d-carousel-content {
    /*display: flex;*/
    /* overflow: hidden; */
    margin: 0 auto;
    width: 95%; /* 显示区域 */
    position: relative;
    gap: 20px;
    padding: 0 0px; /* 留出左右按钮的空间 */
    transition: transform 0.5s ease-in-out;
    text-align: left;
}
.pro-d-carousel-content img {
    width: 75%;
}
.pro-d-feature-card {
    flex: 0 0 calc((100% - 40px) / 3); /* 减去总gap */
    padding: 7px 20px;
    box-sizing: border-box;
    /*border-top: 3px solid #77CBC7;*/
    /*background-color: #fff;*/
    color: #333;
    text-align: left;
    font-size: 19px;
    line-height: 22px;
}

.pro-d-arrow-btn-f {
    background: none;
    border: 2px solid #77CBC7;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 18px;
    color: #77CBC7;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    /* position: absolute; */
    top: 50%;
    /* transform: translateY(-50%); */
    z-index: 10;
    transition: background-color 0.3s, color 0.3s;
}

.pro-d-left-arrow-f {
    left: 10px;
    margin-right: 5px;
}

.pro-d-right-arrow-f {
    right: 10px;
    margin-left: 5px;
}

.pro-d-arrow-btn-f:hover {
    background-color: #77CBC7;
    color: #fff;
}
/*产品资料*/
.pro-d-product-info-1 {
    width: 90%;
    margin: 0px auto;
    text-align: left;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    /*box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);*/
}

.pro-d-product-info-1 h2 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
}

.pro-d-tab-menu {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.pro-d-tab {
    padding: 8px 16px;
    background-color: #f2f2f2;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    color: #666;
    transition: background-color 0.3s, color 0.3s;
}

.pro-d-tab.active {
    background-color: #77CBC7;
    color: #fff;
}

.pro-d-line {
    height: 2px;
    background-color: #77CBC7;
    margin: 20px 0;
}

.pro-d-content-container {
    margin-top: 10px;
}

.pro-d-content {
    display: none;
}

.pro-d-content.active {
    display: block;
}

.pro-d-file-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #ddd;
}

.pro-d-icon {
    font-size: 20px;
    margin-right: 10px;
    color: #666;
}

.pro-d-file-title {
    flex: 1;
    font-size: 16px;
    color: #333;
}

.pro-d-file-size {
    font-size: 14px;
    color: #999;
    margin-right: 20px;
}

.pro-d-file-actions {
    display: flex;
    gap: 30px;
    font-size: 14px;
    color: #007bff;
    margin-right: 20px;
}

.pro-d-file-actions a {
    text-decoration: none;
    color: #666;
    transition: color 0.3s;
}

.pro-d-file-actions a:hover {
    color: #0056b3;
}
/*应用场景*/
.same-ap-section {
    text-align: center;
    margin: 0px auto;
    padding: 20px;
    width: 90%;
}
.pro-d-ap-tit-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 8rem;
}
.pro-d-ap-tit-btn h2 {
    font-size: 1.8rem;
    color: #fff;
}
.pro-d-ap-tit-btn .pro-d-arrow-btn-ap {
    background: none;
    border: 2px solid #fff;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 18px;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    /* position: absolute; */
    top: 50%;
    /* transform: translateY(-50%); */
    z-index: 10;
    transition: background-color 0.3s, color 0.3s;
}
.pro-d-ap-tit-btn .pro-d-left-arrow-ap {
    left: 10px;
    margin-right: 5px;
}
.pro-d-arrow-btn-ap[disabled] {
    cursor: not-allowed;
    opacity: 0.5; /* 浅色效果 */
}

.pro-d-ap-tit-btn .pro-d-right-arrow-ap {
    right: 10px;
    margin-left: 5px;
}
.pro-d-app-carousel {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    max-width: 100%; /* 限制轮播图宽度 */
}
.pro-d-app-carousel .pro-d-app-se-c {
    width: 100%;
    overflow: hidden;
}
.pro-d-app-carousel .pro-d-app-se-c .pro-d-app-carousel-content {
    display: flex;
    /* overflow: hidden; */
    width: 100%; /* 显示区域 */
    position: relative;
    gap: 20px;
    padding: 0 0px; /* 留出左右按钮的空间 */
    transition: transform 0.5s ease-in-out;
}
.pro-d-app-carousel-content .pro-d-app-card {
    flex: 0 0 calc((100% - 40px) / 4); /* 减去总gap */
    padding: 20px;
    box-sizing: border-box;
    border-top: 3px solid #77CBC7;
    background-color: #fff;
    color: #333;
    text-align: left;
    background: #77CBC7;
}
.pro-d-app-card .ap-content-box {
    width: 100%;
    /* text-align: center; */
}
.pro-d-app-card .ap-content-box img {
    width: 100%;
    border-radius: 20px;
}      
.pro-d-about-card .about-content-box p {
	font-size: 1.625rem;
	color: #fff;
}
.pro-d-arrow-btn-about:hover {
    background-color: #fff;
    color: #77CBC7;
}
.language-box {
    display: flex;
    justify-content: space-between;
    width: 70%;
}
.zujian {}
.c-e-select {}
.c-e-select p {font-size: 1.125rem;}
.c-e-select .language1 {
    font-size: 1.25rem;
    border: 1px solid #ccc;
    width: 15em;
    text-align: center;
    border-radius: 21px;
    cursor: pointer;
    margin-top: 1em;
    line-height: 42px;
}
.c-e-select .language1 a {}
.c-e-select .language1 a:hover {color: #77CBC7; }
.language1 a.active {
    font-weight: bold; /* 加粗 */
    color: #77CBC7; /* 高亮颜色 */
    text-decoration: none; /* 添加下划线 */
}

.goog-te-gadget .goog-te-combo {
    height: 36px;
    width: 260px;
    font-size: 20px;
}
.goog-te-gadget img {
    width: auto !important;
}


/* 视频弹窗整体 */
.video-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* 背景遮罩 */
.video-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #434343e0;
    z-index: 1;
}

/* 弹窗内容 */
.video-popup-content {
    position: relative;
    z-index: 2;
    /*background-color: #fff;*/
    /*padding: 15px;*/
    /*border-radius: 8px;*/
    /*box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);*/
}

.video-popup-player {
    max-width: 80vw;
    max-height: 70vh;
}

/* 关闭按钮 */
.video-popup-close {
    position: absolute;
    top: -17px;
    right: 0px;
    background: none;
    border: none;
    font-size: 40px;
    cursor: pointer;
    color: #ffffff;
    z-index: 99;
}

/* 显示弹窗时的状态 */
.video-popup.active {
    visibility: visible;
    opacity: 1;
}

/*相关产品*/
.about-pro-se-box {
    text-align: center;
    margin: 0px auto;
    padding: 20px;
    width: 90%;
}
.pro-d-about-tit-btn {
	display: flex;
	margin-bottom: 3em;
	align-items: center;
	justify-content: center;
	/*height: 8rem;*/
}
.pro-d-about-tit-btn h2 {
	font-size: 1.8rem;
	color: #000;
}
.pro-d-arrow-btn-about {
	background: none;
	border: 2px solid #77CBC7;
	border-radius: 50%;
	width: 40px;
	height: 40px;
	font-size: 18px;
	color: #77CBC7;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	z-index: 10;
	transition: background-color 0.3s, color 0.3s;
}
.pro-d-left-arrow-about {
	left: 10px;
	/* margin-right: 5px; */
}
.pro-d-arrow-btn-about[disabled] {
    cursor: not-allowed;
    opacity: 0.5; /* 浅色效果 */
}

.pro-d-right-arrow-about {
	right: 10px;
	/* margin-left: 5px; */
}
.pro-d-about-carousel {
	display: flex;
	align-items: center;
	justify-content: center;
	position: relative;
	max-width: 100%; /* 限制轮播图宽度 */
}
.pro-d-about-carousel .pro-d-about-se-c {
	width: 90%;
	overflow: hidden;
}
.pro-d-about-carousel .pro-d-about-se-c .pro-d-about-carousel-content {
	display: flex;
	/* overflow: hidden; */
	width: 100%; /* 显示区域 */
	position: relative;
	gap: 20px;
	padding: 0 0px; /* 留出左右按钮的空间 */
	transition: transform 0.5s ease-in-out;
}
.pro-d-about-carousel-content .pro-d-about-card {
	flex: 0 0 calc((100% - 80px) / 4); /* 减去总gap */
	padding: 20px;
	box-sizing: border-box;
	/*border-top: 3px solid #77CBC7;*/
	/*background-color: #fff;*/
	color: #333;
	text-align: left;
	/*background: #77CBC7;*/
}
.pro-d-about-card .about-content-box {
	width: 100%;
	/* text-align: center; */
}
.pro-d-about-card .about-content-box img {
	width: 100%;
	border-radius: 20px;
}
.pro-d-about-card .about-content-box p {
	font-size: 1.625rem;
	color: #fff;
}
.pro-d-arrow-btn-about:hover {
    background-color: #fff;
    color: #77CBC7;
}
.language-box {
    display: flex;
    justify-content: space-between;
    width: 70%;
}
.zujian {}
.c-e-select {}
.c-e-select p {font-size: 1.125rem;}
.c-e-select .language1 {
    font-size: 1.25rem;
    border: 1px solid #ccc;
    width: 15em;
    text-align: center;
    border-radius: 21px;
    cursor: pointer;
    margin-top: 1em;
    line-height: 42px;
}
.c-e-select .language1 a {}
.c-e-select .language1 a:hover {color: #77CBC7; }
.language1 a.active {
    font-weight: bold; /* 加粗 */
    color: #77CBC7; /* 高亮颜色 */
    text-decoration: none; /* 添加下划线 */
}

.goog-te-gadget .goog-te-combo {
    height: 36px;
    width: 260px;
    font-size: 20px;
}
.goog-te-gadget img {
    width: auto !important;
}


/* 视频弹窗整体 */
.video-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* 背景遮罩 */
.video-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #434343e0;
    z-index: 1;
}

/* 弹窗内容 */
.video-popup-content {
    position: relative;
    z-index: 2;
    /*background-color: #fff;*/
    /*padding: 15px;*/
    /*border-radius: 8px;*/
    /*box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);*/
}

.video-popup-player {
    max-width: 80vw;
    max-height: 70vh;
}

/* 关闭按钮 */
.video-popup-close {
    position: absolute;
    top: -17px;
    right: 0px;
    background: none;
    border: none;
    font-size: 40px;
    cursor: pointer;
    color: #ffffff;
    z-index: 99;
}

/* 显示弹窗时的状态 */
.video-popup.active {
    visibility: visible;
    opacity: 1;
}