/* ============================================================
   index.css - 清理冗余版
   ============================================================ */

/* ---------- 全局重置 ---------- */
html {
    font-family: sans-serif;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    font-size: 14px;
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
}

body {
    margin: 0;
    height: auto;
    min-height: 100%;
    color: #111;
    background: #fff;
    font-size: 1rem;
    line-height: 1.6;
    font-family: 'Microsoft YaHei', sans-serif;
}

*,
*:before,
*:after {
    box-sizing: border-box;
}

section {
    display: block;
    position: relative;
}
section > * {
    position: relative;
}

video {
    display: inline-block;
}

a {
    background: transparent;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 400;
    border: 0;
}
a:active,
a:hover {
    outline-width: 0;
}
a:hover {
    color: #0676a4;
}
a:focus {
    outline: thin dotted;
    outline: 5px auto -webkit-focus-ring-color;
    outline-offset: -2px;
}

h1 {
    font-size: 2.25rem;
    margin: 0.67em 0;
    padding: 0;
    font-weight: 500;
    line-height: 1.2;
    font-family: 'Microsoft YaHei', sans-serif;
}

p {
    margin-top: 0;
    padding: 0;
    margin-bottom: 0.5rem;
}

img {
    border-style: none;
}

::-webkit-input-placeholder {
    color: inherit;
    opacity: 0.54;
}
::-webkit-file-upload-button {
    -webkit-appearance: button;
    font: inherit;
}

/* ---------- 工具类 ---------- */
.c::after {
    content: "";
    display: block;
    height: 0;
    clear: both;
}
.fl {
    float: left;
}
.txt-c {
    text-align: center;
}

/* ============================================================
   Banner
   ============================================================ */
.index_banner {
    width: 100%;
    overflow: hidden;
    margin: 0;
    position: relative;
}
.index_banner video {
    width: 1920px;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1;
}
.index_banner .banner_txt {
    width: 100%;
    overflow: hidden;
    position: absolute;
    left: 0;
    top: 50%;
    z-index: 5;
    color: #fff;
    text-align: center;
    font-size: 24px;
    margin-top: -68px;
}
.banner_txt h1 {
    font-size: 83.7px;
    font-weight: bold;
    text-shadow: 3px 0 4px rgba(0, 0, 0, 0.21);
    margin: 0 0 10px;
}
.carousel-indicators {
    z-index: 5;
}

@media only screen and (max-width: 991px) {
    .index_banner {
        margin: 150px 0 0;
    }
    .index_banner video {
        display: none !important;
    }
    .index_banner img {
        display: block;
        width: 100%;
    }
    .index_banner .banner_txt {
        font-size: 20px;
        margin-top: -54px;
    }
    .banner_txt h1 {
        font-size: 64px;
        margin: 0 0 10px;
    }
}

@media only screen and (max-width: 767px) {
    .index_banner {
        margin: 72px 0 0;
    }
    .index_banner .banner_txt {
        font-size: 14px;
        margin-top: -42px;
    }
    .banner_txt h1 {
        font-size: 30px;
        margin: 0 0 10px;
    }
    .banner_txt p {
        padding: 0 20px;
    }
}

@media only screen and (min-width: 992px) {
    .index_banner {
        height: 758px;
    }
    .index_banner video {
        width: 100%;
        position: fixed;
        left: 50%;
        top: 0;
        z-index: 1;
        margin-left: -700px;
    }
}

@media only screen and (min-width: 1250px) {
    .index_banner video {
        width: 100%;
        left: 0;
        margin-left: 0;
    }
}

/* ============================================================
   Index1 - 生产设备/技术研发
   ============================================================ */
.index1 {
    width: 100%;
    height: 360px;
    background-color: #fff;
    position: relative;
    z-index: 5;
    margin-top: 110px;
}
.index1 .index1_banner {
    width: 100%;
    overflow: hidden;
    position: relative;
    top: -100px;
    z-index: 1;
}
.index1_banner .swiper-pagination-bullet {
    width: 18px;
    height: 18px;
    display: inline-block;
    border-radius: 50%;
    background: #c6c6c6;
    opacity: 1;
}
.index1_banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
    background-color: #23439f;
}
.index1_banner .swiper-container-horizontal>.swiper-pagination-bullets,
.index1_banner .swiper-pagination-custom,
.index1_banner .swiper-pagination-fraction {
    bottom: 0;
}
.index1_banner .swiper-pagination {
    display: none;
}
.index1 a {
    display: block;
    width: 100%;
    height: 400px;
    background-color: #fff;
    overflow: hidden;
    padding: 15px 20px 25px;
}
.index1 a:last-of-type {
    margin: 0;
}
.index1 a h3 {
    font-size: 16px;
    color: #000;
    font-weight: bold;
    line-height: 25px;
}
.index1 a .index1_img {
    width: 100%;
    overflow: hidden;
    margin: 10px 0 15px;
}
.index1_img img {
    width: 100%;
    transition: all 1s;
}
.index1 a p {
    width: 100%;
    height: 60px;
    overflow: hidden;
    color: #949494;
    line-height: 20px;
}
.index1 a span {
    display: block;
    width: 100px;
    line-height: 15px;
    color: #949494;
    margin: 10px 0 0;
}
.index1 a:hover {
    box-shadow: 5px 3px 16px rgba(0, 0, 0, 0.22);
    background: #fff url(../images/sj.png) no-repeat right bottom;
}
.index1 a:hover span {
    text-decoration: underline !important;
    color: #23439f;
}
.index1 a:hover .index1_img img {
    transform: scale(1);
}

@media only screen and (max-width: 991px) {
    .index1 .index1_banner {
        width: 360px;
        margin: 0 auto;
    }
    .index1_banner .swiper-container {
        padding: 0 0 45px;
    }
    .index1_banner .swiper-pagination {
        display: block;
    }
}

@media only screen and (max-width: 767px) {
    .index1 {
        height: 420px;
        margin-top: 30px;
    }
    .index1 .index1_banner {
        width: 335px;
        margin: 0 auto;
        top: -30px;
    }
    .index1_banner .swiper-pagination-bullet {
        width: 10px;
        height: 10px;
    }
    .index1 a {
        height: 400px;
    }
    .index1 a span {
        margin: 40px 0 0;
    }
}

@media only screen and (min-width: 992px) {
    .index1 .index1_banner {
        width: 780px;
        margin: 0 auto;
    }
    .index1_banner .swiper-container {
        padding: 0 0 45px;
    }
    .index1_banner .swiper-pagination {
        display: block;
    }
}

@media only screen and (min-width: 1250px) {
    .index1 .index1_banner {
        width: 100%;
    }
    .index1_banner .swiper-container {
        padding: 0;
        font-size: 14px;
    }
    .index1_banner .swiper-pagination {
        display: none;
    }
}

/* ============================================================
   Index2 - 产品中心
   ============================================================ */
.index2 {
    width: 100%;
    overflow: hidden;
    background-color: #fff;
    position: relative;
    z-index: 5;
}
.index2 .index2_title {
    width: 100%;
    line-height: 18px;
    overflow: hidden;
    color: #949494;
    text-align: center;
}
.index2_title h1 {
    font-size: 36px;
    color: #000;
    line-height: 42px;
    margin: 0 0 10px;
}
.index2 .index2_menu {
    width: 905px;
    overflow: hidden;
    margin: 15px auto 20px;
}
.index2_menu li {
    width: 100px;
    line-height: 39px;
    color: #000;
    float: left;
    font-size: 18px;
    margin: 0 18px;
    cursor: pointer;
    text-align: center;
    background: rgba(191, 191, 191, 0.5);
}
.index2_menu li a {
    line-height: 39px;
    font-size: 18px;
    cursor: pointer;
    text-align: center;
}
.index2_menu li:hover {
    color: #23439f;
    font-weight: bold;
}
.index2_menu li.active {
    border-bottom: 2px solid #23439f;
    font-weight: bold;
    background: #23439f;
    color: #fff;
}
.index2 .index2_list {
    width: 100%;
    overflow: hidden;
}
.index2_list li {
    width: 100%;
    overflow: hidden;
    display: none;
}
.index2_list li.active {
    display: block;
}
.index2_list li a {
    display: block;
    width: 18%;
    overflow: hidden;
    float: left;
    margin: 1% 16px 1% 0;
    text-align: center;
    border: 1px solid #dfdfdf;
    color: #333;
    text-decoration: none;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}
.index2_list li a:focus,
.index2_list li a:active,
.index2_list li a:visited {
    outline: none !important;
}
.index2_list li a:focus-visible {
    outline: none !important;
}
.index2_list li a:hover {
    border-color: #dfdfdf;
    text-decoration: none;
}
.index2_list li a .index2_img {
    width: 100%;
    overflow: hidden;
    position: relative;
    background: #f5f5f5;
    margin: 0 auto;
}
.index2_img img {
    width: 100%;
    display: block;
    transition: all 0.5s ease;
    outline: none;
}
.index2_list li a h4 {
    width: 100%;
    line-height: 24px;
    margin: 10px auto 10px;
    height: 25px;
    overflow: hidden;
    text-align: center;
    font-size: 14px;
    color: #333;
    font-weight: normal;
    transition: color 0.3s ease;
}
.index2_list li a:hover .index2_img img {
    transform: scale(1.08);
}
.index2_list li a:hover h4 {
    color: #23439f;
    font-weight: bold;
}
.index2_list li a:hover h4 span {
    border-bottom: 1px solid #23439f;
}
.index2 .index2_more {
    display: block;
    width: 145px;
    height: 38px;
    background-color: #23439f;
    text-align: center;
    line-height: 35px;
    color: #fff;
    font-size: 16px;
    margin: 20px auto 0;
}
.index2 .index2_more:hover {
    text-decoration: underline !important;
}

@media only screen and (max-width: 991px) {
    .index2 .index2_list {
        width: 592px;
        margin: 0 auto;
    }
}
@media only screen and (max-width: 767px) {
    .index2 {
        padding: 5px 0 20px;
    }
    .index2_title h1 {
        font-size: 28px;
        line-height: 35px;
    }
    .index2 .index2_title br {
        display: none;
    }
    .index2 .index2_menu {
        width: 100%;
        margin: 2px auto;
    }
    .index2_menu li {
        margin: 10px 2px;
        width: auto;
        padding: 2px 8px;
        font-size: 14px;
    }
    .index2_menu li a {
        font-size: 14px;
    }
    .index2 .index2_list {
        width: 100%;
    }
    .index2_list li a {
        width: calc(50% - 5px);
        width: -moz-calc(50% - 5px);
        width: -webkit-calc(50% - 5px);
    }
    .index2_list li a:nth-of-type(2n+1) {
        margin: 5px 10px 5px 0;
    }
    .index2_list li a:nth-of-type(2n) {
        margin: 5px 0;
    }
    .index2_list li a .index2_img {
        height: auto;
    }
    .index2_list li a h4 {
        margin: 5px auto 0;
        font-size: 1rem;
        background: #23439f;
        color: #fff;
    }
    .index2 .index2_more {
        width: 115px;
        height: 33px;
        line-height: 30px;
        font-size: 14px;
        margin: 10px auto 0;
    }
}
@media only screen and (min-width: 992px) {
    .index2 .index2_list {
        width: 896px;
        margin: 0 auto;
    }
}
@media only screen and (min-width: 1250px) {
    .index2 .index2_list {
        width: 100%;
    }
}

/* ============================================================
   Index2_1 - 产品服务特点
   ============================================================ */
.index2_1 {
    padding: 70px 0 69px;
    background: url(../images/product-bg.png) repeat center top;
}
.index2_1 .ys-title {
    text-align: center;
}
.index2_1 .ys-title h3 {
    display: block;
    font-size: 40px;
    line-height: 40px;
    color: #333;
}
.index2_1 .ys-title span {
    display: block;
    width: 100%;
    height: 50px;
    background: #23439f;
    border-radius: 25px;
    font-size: 18px;
    line-height: 50px;
    color: #fff;
    margin: 20px auto 50px;
}
.index2_1 .ys-list {
    text-align: center;
}
.index2_1 .ys-list .part {
    padding: 0 40px;
    background: url(../images/ys-line.png) no-repeat right top;
}
.index2_1 .ys-list .part .pic {
    padding: 6px;
    border: solid 1px #cfcfcf;
    border-radius: 50%;
    margin: 0 auto;
    width: 120px;
    height: 120px;
    box-sizing: content-box;
}
.index2_1 .ys-list .part:hover .pic {
    border-color: #23439f;
    transition: 0.6s;
}
.index2_1 .ys-list .part em {
    display: block;
    font-size: 18px;
    color: #333;
    margin: 21px 0 8px;
}
.index2_1 .ys-list .part:hover em {
    color: #23439f;
}
.index2_1 .ys-list .part p {
    display: block;
    font-size: 14px;
    line-height: 22px;
    color: #737373;
    text-align: justify;
    text-align-last: left;
    word-break: break-all;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
}

@media only screen and (max-width: 1000px) {
    .index2_1 .ys-title h3 {
        font-size: 20px;
    }
    .index2_1 .ys-title span {
        width: 350px;
        height: 40px;
        font-size: 15px;
        line-height: 40px;
        margin: 15px auto 40px;
    }
    .index2_1 .ys-list .part {
        padding: 0 16px;
    }
    .index2_1 .ys-list .part em {
        font-size: 15px;
        margin: 16px 0 6px;
    }
    .index2_1 .ys-list .part p {
        margin-bottom: 25px;
    }
    .index2_1 .ys-list .part:nth-child(2n) {
        background: none;
    }
}

/* ============================================================
   Index2_2 - 解决方案
   ============================================================ */
.index2_2 {
    background: url(../images/solution-bg.jpg) no-repeat center top;
    padding-top: 45px;
    height: 245px;
    margin-bottom: 70px;
    box-sizing: content-box;
}
.solution-title {
    background: url(../images/solution-title.png) no-repeat center 25px;
    width: 880px;
    margin: 0 auto 10px;
    text-align: center;
    color: #fff;
}
.solution-title span {
    display: block;
    width: 550px;
    height: 50px;
    background: #fff;
    border-radius: 10px;
    font-size: 18px;
    line-height: 50px;
    color: #23439f;
    margin: 0 auto 25px;
}
.solution-title h3 {
    display: block;
    font-size: 26px;
    line-height: 36px;
    font-weight: bold;
}
.solution-list ul li {
    float: left;
    background: url(../images/solution-icon.png) no-repeat left center;
    padding-left: 34px;
    margin-right: 46px;
    font-size: 18px;
    color: #fff;
}

@media only screen and (max-width: 1000px) {
    .solution-title {
        background: url(../images/solution-title.png) no-repeat center 25px;
        background-size: contain;
        width: 350px;
        margin: 0 auto 37px;
    }
    .solution-title span {
        width: 300px;
        height: 45px;
        font-size: 12px;
        line-height: 45px;
        margin: 0 auto 10px;
    }
    .index2_2 {
        height: 144px;
        margin-bottom: 30px;
    }
    .solution-title h3 {
        font-size: 12px;
        line-height: 15px;
        color: #23439f;
    }
    .solution-list {
        display: none;
    }
}

/* ============================================================
   Index2_3 - 四大优势
   ============================================================ */
.index2_3 {
    margin-bottom: 70px;
}
.fourys-title h3 {
    display: block;
    font-size: 45px;
    line-height: 45px;
    color: #333;
}
.fourys-title h3 strong {
    color: #23439f;
}
.index2_3 span {
    display: block;
    font-size: 15px;
    line-height: 15px;
    color: #737373;
    margin: 20px 0 51px;
}
.fourys-list ul li {
    border-right: dashed 1px #e6e6e6;
    border-bottom: dashed 1px #e6e6e6;
}
.fourys-list ul li .info .num strong {
    display: block;
    font-size: 70px;
    line-height: 55px;
    color: #23439f;
    font-family: arial;
}
.fourys-list ul li .info .num span {
    display: block;
    font-size: 14px;
    line-height: 14px;
    color: #737373;
    margin: 0;
}
.fourys-list ul li .info .num em {
    display: block;
    font-size: 20px;
    line-height: 26px;
    color: #333;
}
.fourys-list ul li .info b {
    display: block;
    font-size: 16px;
    line-height: 20px;
    color: #333;
    margin: 29px 0 18px;
}
.fourys-list ul li .info p {
    display: block;
    background: url(../images/fourys-icon.png) no-repeat left 8px;
    padding-left: 20px;
    font-size: 15px;
    line-height: 26px;
    color: #737373;
    margin-bottom: 5px;
}
.fourys-list {
    margin-bottom: 28px;
}
.fourys-list .pic {
    max-width: 100%;
}
.fourys-list ul li.item1,
.fourys-list ul li.item2 {
    height: 565px;
}
.fourys-list ul li.item1,
.fourys-list ul li.item3 {
    padding-left: 21px;
    padding-right: 60px;
}
.fourys-list ul li.item2,
.fourys-list ul li.item4 {
    padding-left: 59px;
    padding-right: 19px;
}
.fourys-list ul li.item1 .info,
.fourys-list ul li.item3 .info {
    margin-bottom: 45px;
}
.fourys-list ul li.item2 {
    border-right: none;
}
.fourys-list ul li.item2 .pic {
    margin-bottom: 50px;
}
.fourys-list ul li.item3,
.fourys-list ul li.item4 {
    border-bottom: none;
}
.fourys-list ul li.item3 .info,
.fourys-list ul li.item4 .pic {
    margin-top: 50px;
}
.fourys-list ul li.item4 .pic {
    margin-bottom: 50px;
}
.index-zx {
    margin: 0 auto;
    text-align: center;
    width: 656px;
}
.index-zx span,
.index-zx a {
    display: inline-block;
    width: 156px;
    font-size: 15px;
    line-height: 46px;
    border: solid 2px #23439f;
    background: #23439f;
    color: #fff;
}
.index-zx span {
    border-top-left-radius: 25px;
    border-bottom-left-radius: 25px;
    margin: 0;
}
.index-zx a {
    border-top-right-radius: 25px;
    border-bottom-right-radius: 25px;
}
.index-zx a:hover {
    text-decoration: underline;
}
.index-zx b {
    display: block;
    font-size: 20px;
    line-height: 46px;
    color: #23439f;
    border-top: solid 2px #23439f;
    border-bottom: solid 2px #23439f;
    font-family: arial;
    width: 336px;
}

@media only screen and (max-width: 1000px) {
    .fourys-title h3 {
        font-size: 25px;
    }
    .index2_3 span {
        font-size: 13px;
        line-height: 15px;
        margin: 5px 0 41px;
    }
    .fourys-list ul li .info .num strong {
        font-size: 40px;
        line-height: 40px;
    }
    .fourys-list ul li .info .num span {
        font-size: 12px;
        line-height: 12px;
    }
    .fourys-list ul li .info .num em {
        font-size: 20px;
        line-height: 20px;
    }
    .fourys-list ul li .info b {
        font-size: 18px;
        line-height: 18px;
        margin: 20px 0 18px;
    }
    .fourys-list ul li {
        border-right: none;
    }
    .fourys-list ul li.item1 .info,
    .fourys-list ul li.item3 .info {
        margin-bottom: 25px;
    }
    .fourys-list .pic img {
        width: 100%;
        height: auto;
    }
    .fourys-list ul li.item1,
    .fourys-list ul li.item3 {
        padding-left: 21px;
        padding-right: 0;
    }
    .fourys-list ul li.item2,
    .fourys-list ul li.item4 {
        padding-left: 21px;
        padding-right: 0;
    }
    .fourys-list ul li.item1,
    .fourys-list ul li.item2 {
        height: auto;
        margin-bottom: 20px;
        padding-bottom: 15px;
    }
    .fourys-list ul li.item3,
    .fourys-list ul li.item4 {
        border-bottom: dashed 1px #e6e6e6;
    }
    .index-zx {
        margin: 0 auto;
        text-align: center;
        width: 350px;
        display: none;
    }
    .index-zx b {
        display: block;
        font-size: 20px;
        line-height: 46px;
        color: #23439f;
        border-top: solid 2px #23439f;
        border-bottom: solid 2px #23439f;
        font-family: arial;
        width: 206px;
    }
    .index-zx span {
        font-size: 15px;
        line-height: 2;
        width: 100px;
    }
    .index-zx a {
        display: none;
    }
    .index2_3 {
        margin-bottom: 15px;
    }
}

/* ============================================================
   Index3 - 技术服务
   ============================================================ */
.index3 {
    width: 100%;
    height: 330px;
    overflow: hidden;
    background: url(../images/index3.jpg) no-repeat center center;
    padding: 65px 0 0;
    position: relative;
    z-index: 5;
}
.index3 .index3_txt {
    width: 408px;
    height: 100%;
    color: #fff;
    float: right;
    text-align: justify;
    line-height: 18px;
}
.index3_txt h1 {
    font-size: 36px;
    margin: 0 0 20px;
}
.index3_txt p {
    margin: 5px 0 0;
}
.index3_txt a {
    display: block;
    width: 150px;
    height: 35px;
    line-height: 35px;
    text-align: center;
    background-color: #fff;
    font-size: 14px;
    color: #23439f;
    margin: 45px 0 0;
}
.index3_txt a:hover {
    text-decoration: underline !important;
}

@media only screen and (max-width: 991px) {
    .index3 {
        display: none;
    }
}
@media only screen and (max-width: 767px) {
    .index3 {
        height: 500px;
        padding: 230px 0 0;
        display: block;
    }
    .index3 .index3_txt {
        width: 100%;
        line-height: 20px;
        font-size: 12px;
        float: none;
        text-align: center;
		color:#737373;
        margin: 0 auto;
    }
    .index3_txt h1 {
        font-size: 28px;
        margin: 0 0 10px;
    }
    .index3_txt a {
        width: 120px;
        height: 35px;
        line-height: 35px;
        font-size: 14px;
        margin: 20px auto 0;
    }
}
@media only screen and (min-width: 992px) {
    .index3 .index3_txt {
        width: 300px;
    }
    .index3_txt p {
        text-indent: 24px;
    }
}
@media only screen and (min-width: 1250px) {
    .index3 .index3_txt {
        width: 468px;
    }
}

/* ============================================================
   Index3_2 - 企业简介
   ============================================================ */
.index3_2 {
    width: 100%;
    padding: 50px 0 55px;
    background-color: #fff;
    overflow: hidden;
    position: relative;
    z-index: 5;
}
.index3_2 .jeisa {
    text-align: center;
    line-height: 20px;
    margin-bottom: 50px;
}
.index3_2 .jeisa .gywm {
    font-size: 36px;
    color: #000;
    line-height: 42px;
    margin: 0 0 10px;
}
.index3_2 .jeisa .ddwa {
    color: #949494;
    line-height: 20px;
}
.index3_2 .dakwa {
    display: flex;
}
.index3_2 .dy {
    background-color: #f8f9fa;
    padding: 0 2vw;
    position: relative;
}
.index3_2 .dy::before {
    content: '';
    width: 5px;
    height: 100%;
    position: absolute;
    background: #23439f;
    left: 0;
}
.index3_2 .dy p {
    font-size: 22px;
    color: #23439f;
    margin-top: 2vw;
}
.index3_2 .dy .content {
    text-indent: 2em;
    margin-top: 1vw;
    font-size: 15px;
    line-height: 1.8;
}
.index3_2 .dy .gdsii {
    margin-top: 1vw;
}
.index3_2 .dy .gdsii a {
    display: inline-block;
    font-size: 11px;
    text-align: center;
    background-color: #23439f;
    color: #fff;
    height: 36px;
    line-height: 33px;
    width: 120px;
    border: 1px solid transparent;
    border-color: #23439f;
    margin-right: 1px;
    box-sizing: border-box;
}
.index3_2 .dy .gdsii a:nth-child(1) {
    border-top-left-radius: 5px;
    border-bottom-left-radius: 5px;
}
.index3_2 .dy .gdsii a:nth-child(3) {
    border-top-right-radius: 5px;
    border-bottom-right-radius: 5px;
}
.index3_2 .dr img {
    width: 100%;
}

@media only screen and (max-width: 1000px) {
    .index3_2 .dakwa {
        display: inherit;
    }
    .index3_2 .dy .gdsii a:nth-child(2) {
        display: none;
    }
    .index3_2 .dy::before {
        width: 3px;
    }
    .index3_2 .dy {
        padding: 0 12px;
    }
    .index3_2 .dy p {
        font-size: 18px;
        padding-top: 10px;
    }
    .index3_2 .dy .content {
        font-size: 13px;
        margin-top: 10px;
    }
    .index3_2 .dr {
        margin-top: 10px;
    }
}

/* ============================================================
   Index4 - 最新消息
   ============================================================ */
.index4 {
    width: 100%;
    overflow: hidden;
    padding: 50px 0 55px;
    background-color: #fff;
    position: relative;
    z-index: 5;
}
.index4 .container {
    padding: 0 0 0 3px;
}
.index4 h1 {
    font-size: 36px;
    color: #000;
    line-height: 45px;
}
.index4 .index4_list {
    width: 100%;
    overflow: hidden;
    margin: 30px 0 0;
    position: relative;
}
.index4_list a {
    display: block;
    width: 325px;
    overflow: hidden;
    float: left;
    margin: 0 50px 0 0;
    border-bottom: 2px solid #23439f;
}
.index4_list a:nth-of-type(3) {
    margin: 0;
    margin-bottom: 30px;
}
.index4_list a p {
    font-family: arial;
    color: #949494;
    font-size: 14px;
}
.index4_list a .jwzs {
    margin: 10px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.index4_list a h3 {
    font-size: 22px;
    color: #666;
    line-height: 30px;
    margin: 15px 0 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.index4_list a:hover h3 {
    color: #000;
    font-weight: bold;
}
.index4_list .index4_more {
    width: 86px;
    height: 102px;
    overflow: hidden;
    margin: 0;
    position: absolute;
    right: 0;
    bottom: 0;
    background: url(../images/sj.png) no-repeat right bottom;
    background-size: 100%;
    color: #fff;
    padding: 63px 0 0 45px;
    font-size: 14px;
    font-weight: bold;
}
.index4_more:hover {
    text-decoration: underline !important;
}

@media only screen and (max-width: 991px) {
    .index4_list .index4_more {
        display: none;
    }
    .index4 h1 {
        text-align: center;
    }
    .index4 .index4_list {
        width: 500px;
        margin: 30px auto 0;
    }
    .index4_list a {
        width: 100%;
        margin: 0 0 40px;
        position: relative;
    }
}
@media only screen and (max-width: 767px) {
    .index4 {
        padding: 34px 0 40px;
    }
    .index4 h1 {
        font-size: 28px;
        line-height: 35px;
    }
    .index4 .index4_list {
        width: 100%;
        margin: 30px auto 0;
    }
    .index4_list a {
        float: none;
        margin: 0 0 20px;
        height: 110px;
    }
    .index4_list a h3 {
        font-size: 20px;
        line-height: 25px;
        margin: 5px 0 0;
    }
}
@media only screen and (min-width: 992px) {
    .index4_list a {
        width: 302px;
        margin: 0 30px 0 0;
    }
    .index4_list .index4_more {
        display: none;
    }
}
@media only screen and (min-width: 1250px) {
    .index4_list a {
        width: 325px;
        margin: 0 50px 30px 0;
    }
    .index4_list .index4_more {
        display: block;
    }
}
/* ============================================================
   Section-2 视频背景板块 - 保留视频背景
   ============================================================ */

.u-section-2 {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

/* ====== 视频背景层 ====== */
.u-section-2 .u-background-video {
    position: absolute !important;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    /* 视频加载前的占位背景 */
    background: #1a2332;
    background-image: url('/tmplcom/images/bg-placeholder.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.u-section-2 .u-background-video .embed-responsive {
    position: relative;
    width: 100%;
    height: 100%;
    padding: 0;
    overflow: hidden;
}

.u-section-2 .u-background-video video {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%);
    border: 0;
}

/* ====== 遮罩层 ====== */
.u-section-2 .u-shape-1 {
    position: absolute !important;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: rgba(8, 65, 149, 0.5);
    pointer-events: none;
}

/* ====== 内容层 ====== */
.u-section-2 .u-image-1 {
    position: relative;
    z-index: 2;
    height: 120px;
    width: auto;
    margin-bottom: 20px;
}

.u-section-2 .u-text-1 {
    position: relative;
    z-index: 2;
    text-transform: uppercase;
    font-size: 3.42857rem;
    font-weight: 700;
    color: #fff;
    text-align: center;
    margin: 0 0 16px;
    max-width: 800px;
    line-height: 1.2;
}

.u-section-2 .u-text-2 {
    position: relative;
    z-index: 2;
    font-size: 1.28571rem;
    color: #fff;
    text-align: center;
    max-width: 700px;
    margin: 0 0 24px;
    padding-bottom: 20px;
}

.u-section-2 .u-btn-1 {
    position: relative;
    z-index: 2;
    display: inline-block;
    padding: 9px 43px 11px;
    font-size: 1rem;
    font-weight: 400;
    color: #1c3775;
    background: #fff;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    letter-spacing: 1px;
    text-transform: uppercase;
    align-self: center;
}

.u-section-2 .u-btn-1:hover {
    background: #f7fbfc;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}