/* 头部 */
header {
    width: 100%;
    /* height: 120px; */
    background: #f5f5f5;
}

header .denglu {
    width: 1000px;
    margin: 0 auto;
    height: 40px;
    line-height: 40px;
    display: flex;
    justify-content: space-between;
    font-size: 16px;
}

header .denglu .denglu_box span {
    margin: 0 10px;
}

.head {
    width: 1000px;
    margin: 0 auto;
    height: 120px;
}

.logo {
    display: block;
    height: 80px;
    width: 100%;
    margin: 0px auto;
    padding: 20px 0;
    text-align: center;
}

.nav {
    height: 100%;
    position: fixed;
    top: 0px;
    width: 220px;
    right: 0;
    background-color: #f5f5f5;
    z-index: 9999;
    /*padding-top: 120px;*/
}

.nav::before {
    content: "";
    display: block;
    height: 0;
    visibility: hidden;
    clear: both;
}

.nav .nav_li {
    display: block;
    text-align: center;
    font-size: 16px;
    color: #333;
    width: 100%;
    text-align: center;
    margin: 0;
    padding: 0;
}

.nav .nav_li .nav_li_a {
    display: block;
    height: 66px;
    padding-top: 50px;
    border-bottom: 4px solid transparent;
    font-size: 18px;
}

.nav_li_a span {
    display: block;
    text-align: center;
    font-size: 12px;
    color: #999;
    line-height: 2;
}

.nav .nav_li.active {
    color: #673ab7;
    background-color: #e8e8e8;
    background-image: linear-gradient(#673ab7, #fff);
}

.nav .nav_li.active span {
    color: #673ab7;
}


.nav_item {
    position: absolute;
    background: #fff;
    top: 120px;
    left: 0;
    padding: 20px 25px;
    border-radius: 15px;
    display: none;
    z-index: 99;
}

.nav_item li {
    float: left;
    width: 100%;
}

.nav_item li a {
    display: block;
    font-size: 16px;
    color: #333;
    padding: 10px 0;
}

.nav_item li a:hover {
    color: #6F5335;
}

.nav_li:hover .nav_li_a {
    border-bottom: 4px solid #673ab7;
}

.nav_li:hover .nav_item {
    display: block;
}

/* banner */
.banner {
    width: 1000px;
    height: 500px;
    margin: 0 auto;
}

.swiper1 {
    width: 100%;
    height: 100%;
}

.slide-content {
    width: 100%;
    height: 100%;
}

.swiper1 .slide-content {
    display: block;
    width: 100%;
    position: relative;
}

.swiper1 .slide-content img {

    width: 1920px;
    height: 500px;
    margin: 0 auto;
    display: block;
}

.swiper1 .slide-text {
    width: 1200px;
    margin: 0 auto;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    color: #fff;
    z-index: 666;
}

.swiper1 .slide-text h2 {
    font-size: 60px;
    color: #fff;
    margin: 160px 0 40px;
}

.swiper1 .slide-text p {
    font-size: 18px;
    color: #fff;
    margin: 0 0 15px 0;
}

.swiper1 .slide-text p span {
    margin: 0 20px 0 0;
}

.swiper1 .swiper1-pagination {
    bottom: 30px;
}

.swiper1 .swiper-pagination-bullet {
    width: 167px;
    height: 4px;
    background: #e1e1e1;
    border-radius: 0;
    opacity: 1;
}

.swiper1 .swiper-pagination-bullet-active {
    background: #f5f5f5;
}


/* 简介 */
.profile {
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
    background: url("../images/prebg.png") no-repeat;
    background-position: 0 0;
}

.profile_content {
    width: 1200px;
    margin: 0 auto;
    height: 355px;
    padding-top: 65px;
    /* background: chartreuse; */
}

.pro_con_left {
    width: 650px;
    float: left;
}

.pro_con_left a:hover {
    color: #6F5335;
}

.pro_con_left h2 {
    font-size: 28px;
    color: #333;
    font-weight: bold;
    margin-bottom: 40px;
}

.pro_con_left p {
    font-size: 16px;
    color: #656565;
    line-height: 32px;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    -webkit-box-orient: vertical;
    word-wrap: break-all;
    text-overflow: ellipsis;
    overflow: hidden;
}

.pro_con_left a {
    display: block;
    color: #656565;
    font-size: 16px;
    margin-top: 50px;
}

.pro_con_left a::after {
    display: inline-block;
    content: url("../images/more.png");
    width: 18px;
    height: 18px;
    vertical-align: text-bottom;
    margin-left: 35px;
    transition: all .3s;
}

.pro_con_left a:hover::after {
    transform: translateX(20px);
}

.pro_con_right {
    float: right;
    width: 386px;
    height: 257px;
    box-shadow: 32px 45px 5px rgba(203, 203, 203, .8);
    position: relative;
    overflow: hidden;
    background: #fff;
    cursor: pointer;
}

.pro_con_right img {
    width: 386px;
    height: 257px;
}

.pro_con_right i {
    display: block;
    width: 50px;
    height: 50px;
    background: url("../images/autoplay.png") no-repeat center center;
    background-size: cover;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    cursor: pointer;
}

/* 核心业务 */
.swiper_container {
    width: 1200px;
    margin: 0 auto;
    position: relative;
}

.business_content {
    margin-bottom: 100px;
}

.business_content h3 {
    text-align: center;
    font-size: 14px;
    color: #333;
    line-height: 36px;
    margin-bottom: 30px;
}

.business_slide {
    width: 1200px;
    margin: 0 auto;
    height: 345px;
}

.swiper2 {
    width: 100%;
    height: 100%;
}

.swiper2 .swiper-slide {
    width: 430px;
    height: 280px;
    /* background: #000; */
    transition: 300ms;
    transform: scale(0.7);
}

.swiper2 .swiper-slide-active,
.swiper2 .swiper-slide-duplicate-active {
    transform: scale(1);
}


.swiper2 .swiper2-pagination {
    bottom: 0;
}

.swiper2 .swiper-pagination-bullet {
    background: #6F5335;
    opacity: 1;
    border: 1px solid #6F5335;
}

.swiper2 .swiper-pagination-bullet-active {
    background: #fff;
}

.swiper2-button-next,
.swiper2-button-prev {
    outline: none;
    width: 24px;
    height: 24px;
    transition: all .3s;
}

.swiper2-button-next {
    background: url("../images/service_next.png") no-repeat center center;
}

.swiper2-button-next:hover {
    transform: translateX(10px);
}

.swiper2-button-prev {
    background: url("../images/service_prve.png") no-repeat center center;
}

.swiper2-button-prev:hover {
    transform: translateX(-10px);
}

.swiper2 .slide-item {
    display: block;
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.swiper2 .slide-item img {
    width: 100%;
    height: 100%;
    /* position: absolute;
    top: 0;
    left: 50%;
    right: 0;
    bottom: 0;
    transform: translateX(-50%);
    margin: auto; */
}

.swiper2 .slide-item .p {
    width: 100%;
    height: 60px;
    color: #fff;
    font-size: 18px;
    text-align: center;
    line-height: 30px;
    background: rgba(70, 50, 30, 0.7);
    position: absolute;
    /* top: 190px; */
    left: 0;
    right: 0;
    bottom: 0;
    margin: 0 auto !important;
}

/* 客户案例 */
.case {
    width: 100%;
    height: 510px;
    background: #f5f5f5;
    overflow: hidden;
}

.case_content {
    width: 1200px;
    margin: 0 auto;
    margin-top: 80px;
    /* background: #333; */
    height: 100%;
}

.case_con_left {
    width: 26%;
    float: left;
}

.case_con_left h1 {
    font-size: 30px;
    color: #333;
}

.case_con_left h2 {
    font-size: 36px;
    color: #cccccc;
    margin: 15px 0 65px;
}

.case_con_left p {
    font-size: 14px;
    color: #333;
    line-height: 30px;
}

.case_con_right {
    float: right;
    width: 66%;
    /* position: relative; */
}

.case_right_top a {
    text-align: center;
    float: left;
}

.case_right_top img {
    display: inline-block;
    width: 380px;
    height: 260px;
    /* background: chartreuse; */
}

.case_right_top a span {
    display: block;
    /* margin: 15px 0 40px; */
    font-size: 15px;
    color: #333;
}

.case_right_bottom {
    position: relative;
}

.swiper3 .swiper-slide {
    width: 31.33% !important;
    margin: 1% !important;
    height: 290px;
    /* background: #666; */
    padding-bottom: 66px;
}

.swiper3-button-prev,
.swiper3-button-next {
    outline: none;
    width: 72px;
    height: 39px;
    top: 0;
    margin: 0;
}

.swiper3-button-prev {
    left: 43%;
    right: auto;
    background: url("../images/prev.png") no-repeat center center;
    background-size: cover;
    -webkit-transition: all .2s;
    transition: all .2s;
}

.swiper3-button-next {
    left: 50%;
    right: auto;
    background: url("../images/next.png") no-repeat center center;
    background-size: cover;
    -webkit-transition: all .2s;
    transition: all .2s;
}

.swiper3-button-prev:hover {
    background: url("../images/prev2.png") no-repeat center center;
}

.swiper3-button-next:hover {
    background: url("../images/next2.jpg") no-repeat center center;
}


/* 新闻 */
.news_content {
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}

.news_list {
    margin: 0 -20px;
    overflow: hidden;
}

.news_item {
    width: 372px;
    height: 420px;
    background: rgba(255, 255, 255, 1);
    box-shadow: 0px 0px 8px 0px rgba(204, 204, 204, 0.8);
    float: left;
    margin: 0 20px 40px;
}

.news_item a {
    display: block;
    width: 100%;
    height: 100%;
}

.news_item a img {
    display: inline-block;
    width: 100%;
    height: 250px;
    /* background: skyblue; */
}

.news_item_bottom {
    padding: 30px 0 0 20px;
}

.news_item_bottom_left {
    width: 240px;
    height: 110px;
    padding-right: 20px;
    padding-top: 7px;
    border-right: 2px solid #f5f5f5;
    float: left;
}

.news_item_bottom_left h1 {
    font-size: 16px;
    color: #333;
    font-weight: bold;
    line-height: 25px;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
}

.news_item_bottom_left p {
    font-size: 14px;
    color: #666;
    line-height: 26px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    word-wrap: break-all;
    text-overflow: ellipsis;
    overflow: hidden;
}

.news_item_bottom_right {
    float: left;
    margin-left: 20px;
}

.news_item_bottom_right span {
    display: block;
    width: 36px;
    height: 36px;
    /* background: lightcoral; */
    background: url("../images/news.png") no-repeat center center;
    background-size: cover;
    -webkit-transition: all .3s;
    transition: all .3s;
}

.news_item_bottom_right h2 {
    font-size: 18px;
    color: #333;
    font-weight: bold;
}

.news_item_bottom_right p {
    font-size: 14px;
    color: #666;
    margin-bottom: 35px;
    margin-top: 8px;
}

.news_more {
    display: block;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    /* background: pink; */
    margin: 0 auto 116px;
    background: url("../images/news_more.png") no-repeat center center;
    background-size: cover;
    transition: all .3s;
}

.news_more:hover {
    -moz-transform-origin: center;
    transform-origin: center;
    transform: rotateZ(180deg);
}

.news_item a:hover .news_item_bottom_right span {
    background: url("../images/news2.png") no-repeat center center;
}

/* 联系表单 */
.index_about {
    width: 1000px;
    margin: 0 auto 90px;
    overflow: hidden;
}

.index_about .form_item {
    float: left;
}

.form_item input {
    width: 260px;
    height: 39px;
    padding: 0;
    border: none;
    border-bottom: 1px solid #333;
    outline: none;
    margin-right: 45px;
    padding-left: 10px;
}

.form_item_button button {
    float: right;
    outline: none;
    width: 200px;
    height: 40px;
    line-height: 40px;
    border: 1px solid #333;
    background: #fff;
    color: #333;
    cursor: pointer;
    font-size: 16px;
    text-align: center;
    padding: 0;
    transition: all .3s;
}

.form_item_button button:hover {
    background: #6F5335;
    color: #fff;
}

.footer {
    width: 100%;
    height: 244px;
    background: #673ab7;
    text-align: center;
    font-size: 16px;
    color: #fff;
    overflow: hidden;
    line-height: 30px;
}

.footer a {
    color: #fff;
}

.footer a:hover {
    color: #fff6ec;
    text-decoration: underline;
}

.footer_ul {
    margin: 0 auto;
    text-align: center;
    padding: 30px 0 30px;
    overflow: hidden;
    display: table;
}

.footer_ul li {
    float: left;
    text-align: center;
    margin: 0 40px;
    font-size: 18px;
}



.footer_phone {
    margin: 0;
}

.case_container {
    width: 1000px;
    margin: 50px auto 50px;
}

.case_item {
    margin: 0 -15px;
}

.case_item a {
    display: block;
    width: 380px;
    height: 260px;
    float: left;
    margin: 0 15px 30px;
    overflow: hidden;
    -webkit-transition: all .3s;
    transition: all .3s;
    position: relative;
}

.case_item a div {
    width: 380px;
    height: 260px;
}

.case_item a img {
    width: 100%;
    height: 100%;
    -webkit-transform: scale(1);
    -webkit-transition: all .3s;
    transform: scale(1);
    transition: all .3s;
}

.case_item a:hover {
    box-shadow: 7px 7px 7px 2px #666;
}

.case_item a:hover img {
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
}

.case_item a p {
    position: absolute;
    /* top: 0; */
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    text-align: center;
    height: 60px;
    line-height: 60px;
    margin: auto;
    color: #fff;
    background: rgba(0, 0, 0, .5);
    font-size: 24px;
}

.contactus_item {
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}

.contactus_item h2 {
    padding-top: 50px;
    font-size: 24px;
    font-weight: bold;
    color: #333333;
    line-height: 50px;
}

.contactus_item p {
    font-size: 16px;
    color: #333;
    line-height: 40px;
}

.contactus_item_p {
    width: 50%;
    float: left;
}

.con_item_wx {
    float: right;
    font-size: 16px;
    color: #333;
    /* line-height: 40px; */
    text-align: center;
    margin-top: 20px;
}

.con_item_wx img {
    display: block;
    width: 200px;
    height: 200px;
    /* background: lemonchiffon; */
}

.map {
    width: 1200px;
    height: 800px;
    margin: 50px auto 70px;
}

.footer_beian {
    /*margin: 0 0 0 50px;*/
}

.footer_beian:hover {
    text-decoration: underline;
}

.footer_powered_by i {
    vertical-align: text-top;
}

.movie {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .8);
}

.movie div {
    position: fixed;
    width: 55%;
    height: 600px;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    overflow: hidden;
}

.movie video {
    width: 100%;
    height: 600px;
    object-fit: cover;
}

.movie i {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 23px;
    height: 23px;
    display: block;
    background: url("../images/gb.png") no-repeat center center;
    background-size: 100%;
    cursor: pointer;
}

.on {
    display: block !important;
}

#maximg img {
    max-width: 100%;
    height: auto !important
}

.pagebar {
    padding: 20px;
    overflow: hidden;
    clear: both
}

.pagebar .pagination {
    display: flex;
    justify-content: center;
    margin-top: 10px;
}

.pagination a {
    background: #fff;
    border: 1px solid #ccc;
    color: #333;
    font-size: 12px;
    padding: 8px 10px;
    margin: 0 2px;
    border-radius: 3px;
    line-height: 100%
}

.pagination span {
    color: #333;
    font-size: 12px;
    padding: 7px 2px;
    margin: 0 2px;
    border-radius: 3px;
}

.pagination a:hover {
    color: #333;
    border: 1px solid #333;
}

.pagination a.page-num-current {
    color: #fff;
    background: #333;
    border: 1px solid #333;
}

.pagination .st {
    font-family: 宋体
}

.text-secondary {
    text-align: center;
    padding: 20px 0
}








.my-4 .wrapper {
    position: relative;
    width: 580px;
    height: 50px;
    margin-top: 20px;
    display: flex;
    justify-content: center;
    align-items: flex-end;
}

.my-4 .input {
    width: 100%;
    height: 40px;
    font-size: 20px;
    padding: 0 0 0 10px;
    border: #673ab7 2px solid;
    border-radius: 3px;
    outline: none;
    transition: all ease-in-out 0.1s;
}

.my-4 .hint {
    display: inline-block;
    position: absolute;
    color: #666;
    font-size: 20px;
    height: 20px;
    padding: 0 4px 0;
    top: 16px;
    left: 7px;
    pointer-events: none;
    transition: all ease-in-out 0.1s;
}

.my-4 .input:focus {
    border: #55A7FF 1px solid;
}

.my-4 .input:focus+.hint,
.my-4 .input:valid+.hint {
    font-size: 12px;
    height: 12px;
    top: 0px;
    background-color: #ffffff;

}

.container.pages .row {
    padding: 100px 0;
}

.btn.btn-info.mb-2.mt-5 {
    width: 100%;
    line-height: 40px;
    font-size: 18px;
}

.common_right_fuwenben {
    background-color: #f5f5f5;
    padding: 20px;
    margin-top: 30px;
}

.case_container .title {
    text-align: center;
    font-size: 40px;
    color: #fff;
    letter-spacing: 2px;
    margin-bottom: 50px;
}


/* ===== 列表 ===== */
.case_container .service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

/* ===== 单卡片 ===== */
.case_container.card {
    position: relative;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(14px);
    border-radius: 22px;
    padding: 30px 26px;
    color: #fff;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: all 0.4s ease;
    cursor: pointer;
}

.case_container .card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.25),
            transparent);
    border-radius: inherit;
    z-index: 0;
}

.case_container .card:hover {
    transform: translateY(-10px) rotateX(3deg);
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.35);
}

/* ===== 斜切缩略图 ===== */
.case_container .thumb {
    position: relative;
    width: 100%;
    height: 140px;
    margin-bottom: 24px;
    clip-path: polygon(0 0, 100% 0, 100% 80%, 0 100%);
    background: linear-gradient(135deg, #b39ddb, #673ab7);
    display: flex;
    align-items: center;
    justify-content: center;
}

.case_container .thumb svg {
    width: 56px;
    height: 56px;
    fill: #fff;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.2));
}

/* ===== 文字 ===== */
.case_container .name {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
}

.case_container .price {
    font-size: 26px;
    font-weight: 800;
    color: #ffeb3b;
    margin-bottom: 12px;
}

.case_container .time {
    font-size: 13px;
    opacity: 0.75;
}

/* ===== 装饰条 ===== */
.case_container .card::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #ffeb3b, #ff9800);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.case_container .card:hover::after {
    transform: scaleX(1);
}









/* ================== 列表容器 ================== */
.service-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    width: 1000px;
    margin: 0 auto;
}

/* ================== 卡片主体 ================== */
.service-card {
    position: relative;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    border-radius: 18px;
    overflow: hidden;
    box-shadow:
        0 15px 35px rgba(0, 0, 0, 0.15),
        0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow:
        0 25px 50px rgba(0, 0, 0, 0.25),
        0 10px 20px rgba(0, 0, 0, 0.15);
}

/* ================== 缩略图 ================== */
.card-thumb {
    position: relative;
    height: 230px;
    overflow: hidden;
}

.card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover .card-thumb img {
    transform: scale(1.08);
}

/* 标签角标 */
.service-list .tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: linear-gradient(135deg, #ff758c, #ff7eb3);
    color: #fff;
    font-size: 12px;
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    box-shadow: 0 4px 10px rgba(255, 117, 140, 0.5);
}

/* ================== 内容区 ================== */
.card-body {
    padding: 20px 22px 18px;
}

.service-title {
    font-size: 18px;
    font-weight: 700;
    color: #222;
    margin-bottom: 10px;
    line-height: 1.4;
    height: 2.8;
}

/* ================== 价格 ================== */
.service-price {
    font-size: 22px;
    font-weight: 800;
    color: #ff4d67;
    margin-bottom: 14px;
}

.service-price span {
    font-size: 13px;
    color: #999;
    font-weight: normal;
}

/* ================== 底部信息 ================== */
.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 22px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 13px;
    color: #777;
}

.publish-time {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ================== 按钮 ================== */
.service-list .btn {
    padding: 8px 16px;
    border-radius: 20px;
    border: none;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    transition: all 0.3s ease;
}

.service-list .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(102, 126, 234, 0.5);
}