/* ========================================
   产品详情页增强样式
   包含：左侧产品分类导航 + 主图下方缩略图轮播
   ======================================== */

/* ========== 左侧产品分类导航 ========== */
.pro-left-sidebar {
    float: left;
    width: 240px;
    background: #fff;
    border: 1px solid #e4e4e4;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 30px;
}

.pro-left-sidebar .sidebar-title {
    background: #00aebb;
    padding: 15px 20px;
    text-align: center;
}

.pro-left-sidebar .sidebar-title h3 {
    font-size: 18px;
    color: #fff;
    font-weight: bold;
    margin: 0;
    letter-spacing: 2px;
}

.pro-left-sidebar .sidebar-category {
    padding: 0;
    list-style: none;
}

/* 二级菜单项 */
.pro-left-sidebar .sidebar-category .level2 {
    border-bottom: 1px dashed #eee;
}

.pro-left-sidebar .sidebar-category .level2:last-child {
    border-bottom: none;
}

.pro-left-sidebar .sidebar-category .level2-link {
    display: block;
    padding: 12px 35px 12px 40px;
    font-size: 13px;
    color: #666;
    text-decoration: none;
    position: relative;
    transition: all 0.3s ease;
    cursor: pointer;
}

.pro-left-sidebar .sidebar-category .level2-link:before {
    content: '';
    display: block;
    width: 5px;
    height: 5px;
    background: #ddd;
    border-radius: 50%;
    position: absolute;
    left: 26px;
    top: 50%;
    margin-top: -2px;
    transition: all 0.3s ease;
}

.pro-left-sidebar .sidebar-category .level2-link .arrow {
    position: absolute;
    right: 20px;
    top: 50%;
    margin-top: -3px;
    display: block;
    width: 6px;
    height: 6px;
    border-right: 1.5px solid #bbb;
    border-bottom: 1.5px solid #bbb;
    transform: rotate(45deg);
    transition: transform 0.3s ease;
}

.pro-left-sidebar .sidebar-category .level2.open > .level2-link .arrow {
    transform: rotate(-135deg);
}

.pro-left-sidebar .sidebar-category .level2:hover > .level2-link {
    color: #00aebb;
    background: #f9fdfd;
    padding-left: 46px;
}

.pro-left-sidebar .sidebar-category .level2:hover > .level2-link:before {
    background: #00aebb;
    left: 32px;
}

.pro-left-sidebar .sidebar-category .level2.active > .level2-link {
    color: #00aebb;
    font-weight: bold;
    background: #f0fafa;
    padding-left: 46px;
}

.pro-left-sidebar .sidebar-category .level2.active > .level2-link:before {
    background: #00aebb;
    left: 32px;
    width: 6px;
    height: 6px;
    margin-top: -3px;
}

/* 三级菜单容器 */
.pro-left-sidebar .sidebar-category .level3-list {
    display: none;
    padding: 0;
    list-style: none;
    background: #fafbfb;
}

.pro-left-sidebar .sidebar-category .level2.open > .level3-list {
    display: block;
}

/* 三级菜单项 */
.pro-left-sidebar .sidebar-category .level3-list li {
    border-top: 1px dotted #eee;
}

.pro-left-sidebar .sidebar-category .level3-list li a {
    display: block;
    padding: 10px 25px 10px 55px;
    font-size: 12px;
    color: #888;
    text-decoration: none;
    position: relative;
    transition: all 0.3s ease;
}

.pro-left-sidebar .sidebar-category .level3-list li a:before {
    content: '';
    display: block;
    width: 4px;
    height: 4px;
    background: #ddd;
    border-radius: 50%;
    position: absolute;
    left: 44px;
    top: 50%;
    margin-top: -2px;
    transition: all 0.3s ease;
}

.pro-left-sidebar .sidebar-category .level3-list li:hover a {
    color: #00aebb;
    background: #f4fafa;
    padding-left: 60px;
}

.pro-left-sidebar .sidebar-category .level3-list li:hover a:before {
    background: #00aebb;
    left: 49px;
}

.pro-left-sidebar .sidebar-category .level3-list li.active a {
    color: #00aebb;
    font-weight: bold;
    background: #edf7f7;
    padding-left: 60px;
}

.pro-left-sidebar .sidebar-category .level3-list li.active a:before {
    background: #00aebb;
    left: 49px;
    width: 5px;
    height: 5px;
    margin-top: -2px;
}

/* ========== 右侧主体区域 ========== */
.pro-right-main {
    float: right;
    width: 930px;
}

/* ========== 产品介绍增强：缩略图轮播 ========== */
.proDetailsIntroEnhanced .conL {
    position: relative;
    width: 50%;
    float: left;
    height: auto;
    overflow: visible;
    margin-bottom: 0;
}

.proDetailsIntroEnhanced .conL .conBox {
    width: 100%;
    height: 0;
    padding-bottom: 100%;
    position: relative;
    overflow: hidden;
    background: #f5f5f5;
    border-radius: 4px;
}
@supports (aspect-ratio: 1/1) {
    .proDetailsIntroEnhanced .conL .conBox {
        height: auto;
        padding-bottom: 0;
        aspect-ratio: 1/1;
    }
}

.proDetailsIntroEnhanced .conL .conBox ul {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}
@supports (aspect-ratio: 1/1) {
    .proDetailsIntroEnhanced .conL .conBox ul {
        position: relative;
        width: auto;
        height: auto;
    }
}

.proDetailsIntroEnhanced .conL .conBox li {
    float: left;
    height: 100%;
}

.proDetailsIntroEnhanced .conL .conBox li img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #f5f5f5;
}

.proDetailsIntroEnhanced .conL i {
    display: block;
    width: 36px;
    height: 36px;
    position: absolute;
    z-index: 9;
    cursor: pointer;
    top: 50%;
    margin-top: -18px;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.proDetailsIntroEnhanced .conL i:hover {
    opacity: 1;
}

.proDetailsIntroEnhanced .conL i.prev {
    left: 10px;
}

.proDetailsIntroEnhanced .conL i.next {
    right: 10px;
}

.proDetailsIntroEnhanced .conL .thumbNav {
    width: 100%;
    text-align: center;
    padding: 10px 0 0;
    height: auto;
    white-space: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    box-sizing: border-box;
}

.proDetailsIntroEnhanced .conL .thumbNav::-webkit-scrollbar {
    height: 4px;
}

.proDetailsIntroEnhanced .conL .thumbNav::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 2px;
}

.proDetailsIntroEnhanced .conL .thumbNav span {
    display: inline-block;
    width: 72px;
    height: 72px;
    margin: 0 6px;
    border: 2px solid #e4e4e4;
    border-radius: 4px;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s ease;
    vertical-align: top;
}

.proDetailsIntroEnhanced .conL .thumbNav span:first-child {
    margin-left: 0;
}

.proDetailsIntroEnhanced .conL .thumbNav span:last-child {
    margin-right: 0;
}

.proDetailsIntroEnhanced .conL .thumbNav span img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.proDetailsIntroEnhanced .conL .thumbNav span:hover {
    border-color: #00aebb;
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(0, 168, 187, 0.2);
}

.proDetailsIntroEnhanced .conL .thumbNav span.cur {
    border-color: #00aebb;
    box-shadow: 0 0 0 2px rgba(0, 168, 187, 0.3);
}

.proDetailsIntroEnhanced .conR {
    float: right;
    width: 42%;
    height: auto;
    min-height: 400px;
    position: relative;
    margin-right: 5%;
}

.proDetailsIntroEnhanced .conR h3 {
    font-size: 24px;
    color: #333;
    font-weight: 700;
    padding-top: 20px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.proDetailsIntroEnhanced .conR > i {
    display: block;
    height: 1px;
    margin: 15px 0 18px 0;
    background: #e4e4e4;
}

.proDetailsIntroEnhanced .conR p {
    font-size: 15px;
    color: #666;
    line-height: 28px;
    display: inline-block;
    overflow: hidden;
}

.proDetailsIntroEnhanced .conR .box {
    width: 100%;
    position: absolute;
    bottom: 30px;
    left: 0;
}

.proDetailsIntroEnhanced .conR .box .zx {
    display: block;
    width: 197px;
    height: 60px;
    float: left;
    font-size: 20px;
    color: #fff;
    line-height: 60px;
    background-color: #00aebb;
    border-radius: 30px;
    text-align: center;
    text-decoration: none;
}

.proDetailsIntroEnhanced .conR .box .zx img {
    position: relative;
    top: 4px;
    margin-left: 12px;
}

.proDetailsIntroEnhanced .conR .box .phone {
    float: left;
    padding-left: 50px;
    position: relative;
    margin-top: 6px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 44px;
}

.proDetailsIntroEnhanced .conR .box .phone > i {
    display: block;
    width: 44px;
    height: 44px;
    background-color: #00aebb;
    border-radius: 50%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 9;
}

.proDetailsIntroEnhanced .conR .box .phone > i:before {
    content: '';
    display: block;
    width: 100%;
    height: 100%;
    background: url(../images/TInpage/proListClassify_phone.png) no-repeat;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 99;
    border-radius: 50%;
}

.proDetailsIntroEnhanced .conR .box .phone span {
    display: block;
    font-size: 13px;
    color: #666;
    line-height: 13px;
    margin-bottom: 4px;
}

.proDetailsIntroEnhanced .conR .box .phone em {
    display: block;
    font-size: 24px;
    color: #00aebb;
    font-family: arial;
    line-height: 24px;
}

/* ========== 产品详情内容：图片无间隔 ========== */
.probox p {
    margin: 0;
    padding: 0;
    line-height: 0;
    font-size: 0;
}

.probox p img {
    display: block;
    width: 100%;
    max-width: 100%;
}

/* ========== 相关产品（PC 4列）重写：简洁整齐，无边框阴影 ========== */
.tuijian-product-box1200 .conBox ul {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.tuijian-product-box1200 .conBox li {
    width: 100% !important;
    margin-left: 0 !important;
    float: none !important;
    text-align: center;
}

.tuijian-product-box1200 .conBox li a {
    display: block;
}

.tuijian-product-box1200 .conBox li img {
    display: block;
    width: 100%;
    height: auto;
    transition: transform .3s ease;
}

.tuijian-product-box1200 .conBox li:hover img {
    transform: scale(1.05);
}

.tuijian-product-box1200 .conBox li h4 {
    display: block;
    margin: 10px 0 0;
    font-size: 14px;
    font-weight: normal;
    color: #333;
    line-height: 1.4;
    text-align: center;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}


/* ========== 响应式适配 ========== */
@media screen and (max-width: 1200px) {
    .pro-left-sidebar {
        width: 200px;
    }

    .pro-right-main {
        width: 770px;
    }
}

@media screen and (max-width: 992px) {
    .pro-left-sidebar {
        width: 100%;
        float: none;
        margin-bottom: 20px;
    }

    .pro-right-main {
        width: 100%;
        float: none;
    }

    .proDetailsIntroEnhanced .conL {
        width: 100%;
        float: none;
        aspect-ratio: auto;
    }

    .proDetailsIntroEnhanced .conR {
        width: 100%;
        float: none;
        margin-right: 0;
        min-height: auto;
        margin-top: 20px;
    }

    .proDetailsIntroEnhanced .conR .box {
        position: relative;
        bottom: auto;
        margin-top: 25px;
    }

    .proDetailsIntroEnhanced .conL .thumbNav span {
        width: 60px;
        height: 60px;
    }
}

@media screen and (max-width: 640px) {
    .proDetailsIntroEnhanced .conL .thumbNav span {
        width: 50px;
        height: 50px;
        margin: 0 4px;
    }
}