.top-banner {
    height: 500px;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
}

.top-banner .container {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.top-banner .banner-title {
    font-size: 48px;
    color: #1a1a1a;
    line-height: 72px;
    font-style: normal;
}

.top-banner .banner-desc {
    width: 64%;
    line-height: 30px;
    font-size: 18px;
    color: #303030;
    margin-top: 16px;
}

.top-banner .banner-btn {
    width: 160px;
    height: 48px;
    line-height: 26px;
    background: #29abf1;
    color: #fff;
    font-size: 18px;
    text-align: center;
    margin-top: 40px;
    padding: 11px 0;
    border-radius: 4px;
    transition: all .225s ease-in-out;
    cursor: pointer;
}

.top-banner .banner-btn:hover {
    background: #0084ff;
}

section {
    padding: 80px 0;
}

.section-title {
    font-weight: 700;
    font-size: 36px;
    color: #1a1a1a;
    line-height: 48px;
    text-align: center;
    margin-bottom: 48px;
}

/* 企业选址场景 开始 */
.selection-map ul {
    display: grid;
    grid-template-columns: repeat(3, calc(100% / 3 - 16px));
    gap: 24px;
}

.selection-map ul li {
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.selection-map ul li img {
    width: 100%;
    height: 100%;
    transition: transform 0.4s ease-out;
}

.selection-map ul li:hover img {
    transform: scale(1.1);
}

.selection-map ul li .site-mask {
    width: 100%;
    height: 100px;
    background: linear-gradient(rgba(51, 71, 101, 0) 0%, rgb(20, 26, 35) 100%);
    padding: 0 24px 24px;
    border-radius: 8px;
    position: absolute;
    bottom: 0;
    left: 0;
}

.selection-map ul li .site-mask div {
    line-height: 28px;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    text-align: left;
    position: absolute;
    bottom: 24px;
}

/* 企业选址场景 结束 */

/* 一站式选址服务流程 开始 */
.selection-process {
    height: 736px;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
}

.selection-process-line {
    position: relative;
}

.selection-process-line .haul-line {
    width: calc(100% - 188px);
    height: 1px;
    margin-left: 94px;
    background-size: cover;
    background-image: url(../images/site_selection/haul_line.png);
    background-repeat: no-repeat;
    position: absolute;
    top: 52px;
    background-position: center center;
}

.selection-process-line .second-line {
    top: 226px;
}

.selection-process-line .third-line {
    top: 400px;
}

.selection-process-line .haul-line-right {
    width: 94px;
    height: 176px;
    position: absolute;
    right: 0px;
    top: 52px;
}

.selection-process-line .haul-line-left {
    width: 94px;
    height: 176px;
    position: absolute;
    left: 0px;
    top: 226px;
    transform: scaleX(-1);
}

.selection-process-box {
    display: grid;
    grid-template-columns: repeat(5, calc(20% - 40px));
    gap: 46px 50px;
}

.selection-process-box li {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
}

.selection-process-box li .item-title {
    font-size: 22px;
    font-weight: 700;
    color: #29abf1;
    line-height: 36px;
}

.selection-process-box li .item-dot {
    width: 16px;
    aspect-ratio: 1;
    margin: 8px 0 12px;
}

.selection-process-box li .item-desc {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    line-height: 28px;
}

/* 一站式选址服务流程 结束 */

/* 整体解决方案供应商 开始 */
.holistic-solution .supplier-nav {
    width: 224px;
    height: 400px;
    background: #FAFAFA;
    border-radius: 8px;
    box-sizing: border-box;
    padding: 16px;
    float: left;
}

.holistic-solution .supplier-nav li {
    width: 100%;
    height: 58px;
    font-size: 18px;
    font-weight: 700;
    color: #303030;
    line-height: 26px;
    margin-top: 4px;
    padding: 16px 24px;
    border-radius: 4px;
    cursor: pointer;
}

.holistic-solution .supplier-nav li.active {
    background: #29abf1;
    color: #fff;
}

.holistic-solution .supplier-content {
    float: left;
    width: calc(100% - 224px - 24px);
    margin-left: 24px;
    position: relative;
}

.holistic-solution .supplier-content-item {
    opacity: 0;
    position: relative;
    top: 0;
    width: 100%;
    z-index: 0;
    background-color: #fff;
    display: none;
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

.holistic-solution .supplier-content-item.active {
    z-index: 2;
    animation: fadeInUp 1s forwards;
    display: block;
}

.holistic-solution .supplier-title {
    font-weight: bold;
    font-size: 22px;
    color: #303030;
    line-height: 26px;
    margin-top: 16px;
    margin-bottom: 12px;
}

.holistic-solution .supplier-desc {
    font-weight: 400;
    font-size: 18px;
    color: #666666;
    line-height: 26px;
    margin-bottom: 40px;
}

.holistic-solution .pk-big {
    width: 70px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
}

.holistic-solution .project-before {
    width: 50%;
    float: left;
}

.holistic-solution .project-before-title {
    font-weight: bold;
    font-size: 18px;
    color: #303030;
    line-height: 26px;
    text-align: center;
    font-style: normal;
    padding: 21px 16px;
    background: #EBF0F4;
    box-sizing: border-box;
}

.holistic-solution .project-before-item {
    font-weight: 400;
    font-size: 16px;
    color: #5C5C5C;
    line-height: 22px;
    text-align: center;
    font-style: normal;
    padding: 24px 16px;
    border-bottom: 1px solid #F0F1F2;
    background: #FAFCFD;
    box-sizing: border-box;
}

.holistic-solution .project-after {
    width: 50%;
    float: left;
}

.holistic-solution .project-after-title {
    font-weight: bold;
    font-size: 18px;
    color: #fff;
    line-height: 26px;
    text-align: center;
    font-style: normal;
    padding: 21px 16px;
    background: #408EF5;
    box-sizing: border-box;
}

.holistic-solution .project-after-item {
    font-weight: 400;
    font-size: 16px;
    color: #303030;
    line-height: 22px;
    text-align: center;
    font-style: normal;
    padding: 24px 16px;
    border-bottom: 1px solid #EBF3FD;
    background: #F6FBFF;
}

.holistic-solution .project-after-item:last-child {
    border: none;
}

.holistic-solution .supplier-title-small {
    font-weight: bold;
    font-size: 18px;
    color: #303030;
    line-height: 26px;
    margin: 40px 0 8px;
}

.holistic-solution .supplier-desc-small {
    font-weight: 400;
    font-size: 16px;
    color: #5C5C5C;
    line-height: 24px;
}

.holistic-solution .item-row-left {
    float: left;
    width: calc((100% - 24px) / 2);
}

.holistic-solution .item-row-left:first-child {
    margin-right: 24px;
}

.holistic-solution .supplier-title-coordinate {
    font-size: 18px;
    font-weight: 700;
    color: #303030;
    line-height: 26px;
    margin: 40px 0 8px;
}

.holistic-solution .supplier-desc-coordinate {
    font-size: 16px;
    color: #5C5C5C;
    line-height: 24px;
}

.holistic-solution .title-item-invest {
    font-size: 16px;
    font-weight: 700;
    color: #303030;
    line-height: 24px;
    margin: 32px 0 12px;
}

.holistic-solution .title-invest-first {
    margin-top: 40px;
}

.holistic-solution .item-box {
    display: grid;
    grid-template-columns: repeat(4, calc(25% - 12px));
    gap: 16px;
}

.holistic-solution .item-desc-invest {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    line-height: 22px;
    background: #F5F6F7;
    color: #303030;
    font-size: 14px;
    padding: 12px;
    border-radius: 4px;
}

.holistic-solution .supplier-feasibility {
    font-size: 18px;
    color: #666;
    line-height: 26px;
    margin: 12px 0 40px;
}

.holistic-solution .feasibility-item-box {
    display: grid;
    grid-template-columns: repeat(3, calc(100% / 3 - 32px / 3));
    gap: 16px;
    margin-top: 16px;
}

.holistic-solution .item-desc-feasibility {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 72px;
    background: #F5F6F7;
    color: #303030;
    font-size: 16px;
    padding: 12px;
    border-radius: 4px;
}

.holistic-solution .other-project-title {
    font-size: 18px;
    font-weight: 700;
    color: #303030;
    line-height: 26px;
    margin: 24px 0 8px;
}

.holistic-solution .other-project-desc {
    font-size: 16px;
    color: #5C5C5C;
    line-height: 24px;
}

/* 整体解决方案供应商 结束 */

/* 服务优势 开始 */
.enterprise-research {
    height: 472px;
    position: relative;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

.enterprise-research-item {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-image: url(../images/site_selection/enterprise_research_01.jpg);
    background-repeat: no-repeat;
    background-position: center;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
}

.enterprise-research-item.active {
    animation: fadeIn 1s forwards;
    overflow: hidden;
    z-index: 2 !important;
}

.enterprise-research-text {
    height: 260px;
    bottom: 0;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    display: none;
}

.enterprise-research-item.active .enterprise-research-text {
    display: block;
}

.enterprise-research-content {
    width: 480px;
    transform: translateY(-50%);
    position: absolute;
    top: 50%;
    z-index: 10;
}

@keyframes textIn {
    0% {
        transform: translateY(100%);
        opacity: 0;
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.enterprise-research-content .content-title {
    font-weight: bold;
    font-size: 20px;
    color: #303030;
    line-height: 28px;
    opacity: 0;
    transform: translateY(100%);
    animation: textIn .4s forwards;
    position: relative;
}

.enterprise-research-content .content-desc {
    position: relative;
    font-size: 16px;
    color: #5C5C5C;
    line-height: 24px;
    margin-top: 24px;
    opacity: 0;
    transform: translateY(100%);
    animation: textIn .4s .1s forwards;
}

.enterprise-research-top {
    width: 100%;
    position: absolute;
    left: 0;
    z-index: 10;
}

.enterprise-research-tab {
    display: grid;
    grid-template-columns: repeat(4, calc(25% - 60px));
    gap: 80px;
    width: 920px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
}

.enterprise-research-tab .research-tab-item {
    height: 36px;
    font-size: 0;
    text-align: center;
    cursor: pointer;
    position: relative;
}

.enterprise-research-tab .research-tab-item::after {
    content: '';
    width: 0;
    height: 2px;
    background-color: #29abf1;
    transition: all .3s;
    transform: translateX(-50%);
    position: absolute;
    bottom: 0px;
    left: 50%;
}

.enterprise-research-tab .research-tab-item.active::after {
    width: 100%;
}

.research-tab-item .item-text {
    font-size: 16px;
    font-weight: 700;
    color: #5C5C5C;
    line-height: 24px;
}

.research-tab-item.active i,
.research-tab-item.active .item-text {
    color: #29abf1;
}

/* 服务优势 结束 */

/* 服务案例 开始 */
.service-case .case-title {
    width: 100%;
    font-size: 36px;
    font-weight: 700;
    line-height: 48px;
    color: #1A1A1A;
    text-align: center;
}

.service-case .case-logo-item {
    display: flex;
    align-items: center;
    height: 84px;
    margin-top: 32px;
    overflow: hidden;
}

.service-case .case-type {
    display: flex;
    align-items: center;
    width: 108px;
    height: 84px;
    border-radius: 4px;
}

.service-case .case-type img {
    width: 24px;
    aspect-ratio: 1;
    margin-right: 8px;
}

.service-case .case-type p {
    font-size: 18px;
    font-weight: 700;
    color: #303030;
}

.service-case .logo-list-box {
    display: grid;
    grid-template-columns: repeat(5, calc(20% - 128px / 5));
    gap: 32px;
    flex: 1;
    margin-left: 48px;
}

.service-case .logo-list-box .logo-item {
    width: 100%;
    text-align: center;
    background-color: #fff;
}

.service-case .logo-list-box .logo-item img {
    height: 84px;
    aspect-ratio: 85/42;
}

/* 服务案例 结束 */

/* 一键委托 开始 */
.popularize {
    height: 196px;
    background: url(../images/site_selection/home_page_bottom.png) no-repeat center;
    background-size: cover;
    padding: 0;
}

.popularize-content {
    width: 100%;
    margin-top: 45px;
}

.popularize-content-title {
    line-height: 1;
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    text-align: center;
}

.popularize-content-input-box {
    width: 420px;
    background: #fff;
    margin: 24px auto 0;
    padding: 4px;
    border-radius: 4px;
    overflow: hidden;
}

.popularize-content-input-box input {
    float: left;
    width: calc(100% - 120px);
    line-height: 32px;
    font-family: "PingFang SC", Microsoft Yahei UI, Microsoft Yahei, 微软雅黑, Segoe UI, Tahoma, Arial，宋体b8b体, SimSun, sans-serif;
    font-size: 14px;
    color: #333;
    padding: 0 24px 0 4px;
}

.popularize-content-input-box input::-webkit-input-placeholder {
    font-size: 14px;
    color: #afafaf;
}

.popularize-content-input-box button {
    float: left;
    width: 120px;
    height: 32px;
    background: #FA9600;
    color: #fff;
    font-size: 14px;
    padding: 0 12px;
    border-radius: 4px;
    cursor: pointer;
}

.popularize .popularize-success-box {
    display: none;
    margin-top: 24px;
}

.popularize-success-title {
    display: flex;
    align-items: center;
    justify-content: center;
}

.popularize-success-title img {
    width: 32px;
    aspect-ratio: 1;
}

.popularize-success-title p {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    line-height: 44px;
    margin-left: 16px;
}

.popularize-success-message {
    font-size: 18px;
    color: #fff;
    line-height: 26px;
    text-align: center;
    margin-top: 16px;
    opacity: 0.8;
}

/* 一键委托 结束 */

.footer {
    margin-top: 0;
}