@charset "utf-8";
/* ==================== 智慧物联网页面样式 ==================== */

/* 滚动渐入动画 */
.iot-solution-left,
.iot-solution-right,
.iot-cap-item,
.iot-tech-left,
.iot-tech-right,
.iot-product-item,
.iot-scene-item{
    opacity: 0;
    transform: translateY(30px);
    -webkit-transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    -webkit-transition: opacity 0.6s ease, transform 0.6s ease;
}
.iot-solution-left.iot-animated,
.iot-solution-right.iot-animated,
.iot-cap-item.iot-animated,
.iot-tech-left.iot-animated,
.iot-tech-right.iot-animated,
.iot-product-item.iot-animated,
.iot-scene-item.iot-animated{
    opacity: 1;
    transform: translateY(0);
    -webkit-transform: translateY(0);
}
.iot-cap-item:nth-child(2){ transition-delay: 0.1s; }
.iot-cap-item:nth-child(3){ transition-delay: 0.05s; }
.iot-cap-item:nth-child(4){ transition-delay: 0.15s; }
.iot-product-item:nth-child(2){ transition-delay: 0.08s; }
.iot-product-item:nth-child(3){ transition-delay: 0.16s; }
.iot-product-item:nth-child(4){ transition-delay: 0.08s; }
.iot-product-item:nth-child(5){ transition-delay: 0.16s; }
.iot-product-item:nth-child(6){ transition-delay: 0.24s; }
.iot-scene-item:nth-child(2){ transition-delay: 0.1s; }
.iot-scene-item:nth-child(3){ transition-delay: 0.2s; }
.iot-scene-item:nth-child(4){ transition-delay: 0.1s; }
.iot-scene-item:nth-child(5){ transition-delay: 0.2s; }
.iot-scene-item:nth-child(6){ transition-delay: 0.3s; }

/* 通用容器 */
.iot-wrap{
    width: 1400px;
    margin: 0 auto;
}

/* ========== Banner ========== */
.iot-banner{
    position: relative;
    width: 100%;
    height: 617px;
    background: url(../images/iot_banner_bg.jpg) no-repeat center top;
    background-size: cover;
    overflow: hidden;
}
/* ========== 通用区块 ========== */
.iot-section{
    padding: 80px 0;
}
.iot-section-label{
    display: inline-block;
    font-size: 22px;
    color: #3073FF;
    font-weight: bold;
    margin-bottom: 24px;
    line-height: 1;
}
.iot-section-tit{
    font-size: 32px;
    font-weight: bold;
    color: #1A1A2E;
    line-height: 1.3;
    margin-bottom: 24px;
}
.iot-section-center{
    text-align: center;
}
.iot-section-center .iot-section-label{
    padding-left: 0;
    border-left: none;
}
.iot-section-center .iot-section-tit{
    margin-bottom: 50px;
}
.iot-capability .iot-section-center,
.iot-products .iot-section-center{text-align: left;}

/* ========== 解决方案 ========== */
.iot-solution{
    background: #fff;
}
.iot-solution .iot-solution-con{
    display: flex;
    display: -webkit-flex;
    align-items: center;
    -webkit-align-items: center;
    justify-content: space-between;
    -webkit-justify-content: space-between;
}
.iot-solution .iot-solution-left{
    width: calc(100% - 600px - 130px);
    flex-shrink: 0;
}
.iot-solution .iot-solution-text{
    font-size: 16px;
    color: #555;
    line-height: 2;
    text-align: justify;
    margin-bottom: 30px;
}
.iot-solution .iot-solution-text p{margin-bottom: 10px;line-height: 1.5;}
.iot-solution .iot-solution-tags{
    display: flex;
    display: -webkit-flex;
    flex-wrap: wrap;
    -webkit-flex-wrap: wrap;
}
.iot-solution .iot-solution-tag{
    display: inline-block;
    padding: 8px 10px;
    font-size: 14px;
    color: #3073FF;
    background: rgba(48,115,255,0.1);
    border-radius: 8px;
    margin-right: 12px;
    margin-bottom: 10px;
    border: 1px solid #3073FF;
}
.iot-solution .iot-solution-right{
    width: 600px;
    flex-shrink: 0;
}
.iot-solution .iot-solution-right img{
    margin-top: 15px;
    width: 100%;
    display: block;
    border-radius: 12px;
    /* box-shadow: 0 10px 40px rgba(45,113,255,0.15); */
}

/* ========== 核心能力 ========== */
.iot-capability{
    background: #E9F3FC;
}
.iot-capability .iot-cap-list{
    display: flex;
    display: -webkit-flex;
    flex-wrap: wrap;
    -webkit-flex-wrap: wrap;
    justify-content: space-between;
    -webkit-justify-content: space-between;
}
.iot-capability .iot-cap-item{
    width: calc(50% - 15px);
    margin-bottom: 30px;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    -webkit-transition: all 0.3s ease;
}
.iot-capability .iot-cap-item:hover{
    transform: translateY(-6px);
    -webkit-transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(45,113,255,0.18);
}
.iot-capability .iot-cap-img{
    width: 100%;
    height: 220px;
    overflow: hidden;
    position: relative;
}
.iot-capability .iot-cap-img img{
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.5s ease;
    -webkit-transition: transform 0.5s ease;
}
.iot-capability .iot-cap-item:hover .iot-cap-img img{
    transform: scale(1.06);
    -webkit-transform: scale(1.06);
}
.iot-capability .iot-cap-con{
    padding: 40px 20px 20px;
    background: linear-gradient( 180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.8) 100%);
    border-radius: 0px 0px 8px 8px;
    color:#fff;
    position: absolute;bottom: 0; left: 0;width: 100%;min-height: 60%;
}
.iot-capability .iot-cap-name{
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 12px;
}
.iot-capability .iot-cap-desc{
    font-size: 14px;
    line-height: 1.9;
}

/* ========== 技术优势 ========== */
.iot-tech{
    background: #fff;
}
.iot-tech .iot-tech-con{
    display: flex;
    display: -webkit-flex;
    align-items: center;
    -webkit-align-items: center;
    justify-content: space-between;
    -webkit-justify-content: space-between;
}
.iot-tech .iot-tech-left{
    width: 520px;
    flex-shrink: 0;
}
.iot-tech .iot-tech-text{
    font-size: 15px;
    color: #555;
    line-height: 2;
    text-align: justify;
    margin-bottom: 10px;
}
.iot-tech .iot-tech-tags{
    display: flex;
    display: -webkit-flex;
    flex-wrap: wrap;
    -webkit-flex-wrap: wrap;
}
.iot-tech .iot-tech-tag{
    display: inline-block;
    /* padding: 10px 22px; */
    font-size: 18px;
    color: #3073FF;
    /* background: #EEF4FF; */
    border-radius: 8px;
    margin-right: 40px;
    margin-top: 40px;
    font-weight: 500;
}
.iot-tech .iot-tech-right{
    width: 600px;
    flex-shrink: 0;
}
.iot-tech .iot-tech-right img{
    width: 100%;
    display: block;
}

/* ========== 产品中心 ========== */
.iot-products{
    background: #F5F8FF;
}
.iot-products .iot-product-list{
    display: flex;
    display: -webkit-flex;
    flex-wrap: wrap;
    -webkit-flex-wrap: wrap;
    justify-content: space-between;
    -webkit-justify-content: space-between;
}
.iot-products .iot-product-item{
    /* width: 33.333%; */
    width: calc(33.333% - 20px);
    margin-bottom: 30px;
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    box-sizing: border-box;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    -webkit-transition: all 0.3s ease;
}
.iot-products .iot-product-item:hover{
    transform: translateY(-5px);
    -webkit-transform: translateY(-5px);
    box-shadow: 0 10px 32px rgba(45,113,255,0.15);
}
.iot-products .iot-product-img{
    width: 200px;
    height: 200px;
    margin: 0 auto 30px;
    display: flex;
    display: -webkit-flex;
    align-items: center;
    -webkit-align-items: center;
    justify-content: center;
    -webkit-justify-content: center;
}
.iot-products .iot-product-img img{
    max-width: 100%;
    max-height: 100%;
    display: block;
}
.iot-products .iot-product-name{
    font-size: 22px;
    color: #1A1A2E;
}

/* ========== 全场景应用 ========== */
.iot-scenes{
    background: #fff;
}
.iot-scenes .iot-scenes-list{
    display: flex;
    display: -webkit-flex;
    flex-wrap: wrap;
    -webkit-flex-wrap: wrap;
    justify-content: space-between;
    -webkit-justify-content: space-between;
    margin-bottom: -30px;
}
.iot-scenes .iot-scene-item{
    width: calc(33.333% - 20px);
    margin-bottom: 30px;
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0px 1px 4px 0px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    -webkit-transition: all 0.3s ease;
    border: 1px solid #EEF0F5;
}
.iot-scenes .iot-scene-item:hover{
    transform: translateY(-6px);
    -webkit-transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(45,113,255,0.18);
    border-color: #D6E4FF;
}
.iot-scenes .iot-scene-img{
    width: 100%;
    height: 182px;
    overflow: hidden;
}
.iot-scenes .iot-scene-img img{
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.5s ease;
    -webkit-transition: transform 0.5s ease;
}
.iot-scenes .iot-scene-item:hover .iot-scene-img img{
    transform: scale(1.08);
    -webkit-transform: scale(1.08);
}
.iot-scenes .iot-scene-con{
    padding: 22px 20px 26px;
}
.iot-scenes .iot-scene-name{
    font-size: 18px;
    font-weight: bold;
    color: #1A1A2E;
    margin-bottom: 12px;
}
.iot-scenes .iot-scene-desc{
    font-size: 14px;
    color: #666;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========== 响应式 ========== */
@media screen and (max-width:1480px){
    .iot-wrap{ width: 94%; }
}
@media screen and (max-width:1280px){
    .iot-wrap{ width: 94%; }
    .iot-banner .iot-banner-con{ width: 94%; }
    .iot-solution .iot-solution-left{ width: 46%; }
    .iot-solution .iot-solution-right{ width: 50%; }
    .iot-capability .iot-cap-item{ width: 48.5%; }
    .iot-tech .iot-tech-left{ width: 46%; }
    .iot-tech .iot-tech-right{ width: 50%; }
    .iot-products .iot-product-item{ width: 32%; }
    .iot-scenes .iot-scene-item{ width: 32%; }
}

@media screen and (max-width:960px){
    .iot-banner{ height: 480px; }
    .iot-banner .iot-banner-tit{ font-size: 36px; }
    .iot-banner .iot-banner-desc{ font-size: 16px; }
    .iot-section{ padding: 50px 0; }
    .iot-section-tit{ font-size: 26px; }
    .iot-solution .iot-solution-con,
    .iot-tech .iot-tech-con{ flex-direction: column; }
    .iot-solution .iot-solution-left,
    .iot-solution .iot-solution-right,
    .iot-tech .iot-tech-left,
    .iot-tech .iot-tech-right{ width: 100%; }
    .iot-solution .iot-solution-left,
    .iot-tech .iot-tech-left{ margin-bottom: 30px; }
    .iot-capability .iot-cap-item{ width: 100%; }
    .iot-products .iot-product-item{ width: 48%; }
    .iot-scenes .iot-scene-item{ width: 48%; }
}

@media screen and (max-width:600px){
    .iot-banner{ height: 380px; background-position: 70% center; }
    .iot-banner .iot-banner-tit{ font-size: 28px; margin-bottom: 16px; }
    .iot-banner .iot-banner-desc{ font-size: 14px; margin-bottom: 24px; }
    .iot-banner .iot-banner-btn{ width: 120px; height: 40px; line-height: 40px; font-size: 14px; }
    .iot-section{ padding: 36px 0; }
    .iot-section-tit{ font-size: 22px; margin-bottom: 20px; }
    .iot-section-center .iot-section-tit{ margin-bottom: 30px; }
    .iot-solution .iot-solution-text,
    .iot-tech .iot-tech-text{ font-size: 14px; }
    .iot-capability .iot-cap-img{ height: 180px; }
    .iot-capability .iot-cap-name{ font-size: 18px; }
    .iot-products .iot-product-item{ width: 100%; padding: 28px 20px; }
    .iot-products .iot-product-img{ width: 120px; height: 120px; }
    .iot-scenes .iot-scene-item{ width: 100%; }
    .iot-scenes .iot-scene-img{ height: 160px; }
}