.page_default_bg {
    background: url('../image/page/page_default_bg.jpg') no-repeat center;
    background-size: 100% 100%;
}

.cooperate-page .hero-section {
    position: relative;
    height: 768px;
    background-size: cover;
    background: url(../image/page/cooperate_bg.jpg) no-repeat center;
    color: white;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.cooperate-page .main-title {
    font-size: 48px;
    font-weight: bold;
    margin-top: 30px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.cooperate-page .world-map {
    width: 430px;
    position: relative;
    top: -50px;
}

.cooperate-page .section-title {
    font-size: 55px;
    margin: 80px auto 10px;
    color: #333;
    text-shadow: 1px 0 0 #ff0000;
}

.cooperate-page .section-subtitle {
    font-size: 26px;
    margin-bottom: 60px;
    color: #333;
}

/* 数据统计部分样式 */
.cooperate-page .statistics-section {
    background: #fff url('../image/page/data_statistics_bg.jpg') no-repeat center;
    background-size: 100% 100%;
    width: 1460px;
    height: 768px;
    text-align: center;
    position: relative;
    margin: 0 auto;
}

.cooperate-page .statistics-container {
    margin-top: 90px;
}

.cooperate-page .statistics-container img {
    width: 100%;
}

/* 合作模式部分样式 */
.cooperate-page .cooperation-section,
.cooperate-page .exhibitors-section,
.cooperate-page .coop-exhibitions-section{
    width: 1460px;
    height: 768px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}
.cooperate-page .cooperation-section .container-content{
    margin-top: 60px;
}
.cooperate-page .exhibitors-section .container-content{
    margin-top: 0;
}
.cooperate-page .coop-exhibitions-section .container-content{
    margin-top: 60px;
}

/* 商务合作部分样式 */
.cooperate-page .business-coop-section {
    background: #efebe0 url('../image/page/cooperate_business.jpg') no-repeat center;
    position: relative;
    overflow: hidden;
    width: 1460px;
    height: 768px;
    margin: 0 auto 50px auto;
    background-size: 100% 100%;
}

.cooperate-page .business-coop-section .container {
    position: absolute;
    top: 0;
}

.cooperate-page .business-coop-section .business-image-col,
.cooperate-page .business-coop-section .business-content-col {
    padding: 0;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 768px;
}

/* 标题居中样式 */
.cooperate-page .business-title-wrapper {
    text-align: center;
    margin-bottom: 60px;
}

.cooperate-page .business-title-wrapper .section-title {
    margin-bottom: 10px;
}

.cooperate-page .business-title-wrapper .section-subtitle {
    margin-bottom: 0;
}

/* 头部背景部分 */
.build-page .hero-section {
    position: relative;
    background: url('../image/page/build_banner.jpg') no-repeat center bottom;
    background-size: cover;
    overflow: hidden;
    width: 1920px;
    height: 768px;
}

.build-page .hero-section .container {
    height: 480px;
    margin-top: 120px;
}

.build-page .company-logo {
    position: relative;
    z-index: 2;
    margin-bottom: 40px;
}

.build-page .company-logo img {
    width: 180px;
    height: auto;
}

.build-page .company-name {
    font-size: 18px;
    margin-top: 20px;
    color: #fff;
}

.build-page .company-slogan {
    font-size: 14px;
    color: #999;
    margin-top: 10px;
}

.build-page .main-title {
    position: relative;
    z-index: 2;
    color: #ff3b30;
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 40px;
    text-shadow: 2px 2px 0 #621313;
}

.build-page .description-text {
    position: relative;
    z-index: 2;
    font-size: 18px;
    line-height: 1.8;
    color: #fff;
    max-width: 800px;
    margin: 0 auto;
    letter-spacing: 5px;
}

/* 内容部分 */
.build-page .content-section {
    background: url('../image/page/build_default_bg.jpg') no-repeat center;
    background-size: 100% 100%;
    padding: 60px 0;
}

.build-page .content-wrapper {
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.build-page .people-icon {
    flex: 0 0 300px;
    margin-right: 60px;
}

.build-page .people-icon img {
    max-width: 100%;
    height: auto;
}

.build-page .content-text {
    flex: 1;
}

.build-page .content-text p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #000;
    text-indent: 2em;
}

.build-page .cases-section .container,
.build-page .serve-customer-section .container,
.build-page .team-strength-section .container,
.build-page .contact-us-section .container,
.build-page .showcase-section .container {
    padding: 60px 0 60px 120px;
    margin: 0 auto;
}

.build-page .section-header {
    text-align: left;
    margin-bottom: 50px;
    position: relative;
}

.build-page .section-title .title {
    font-size: 55px;
    color: #333;
    margin-bottom: 10px;
    font-weight: bold;
    align-items: baseline;
    text-shadow: 1px 0 0 #8b0000;
    border-bottom: 6px solid #8b0000;
    margin-right: 10px;
}

.build-page .section-title .title-en {
    font-size: 26px;
    color: #333;
    font-weight: normal;
}

.build-page .cases-showcase {
    margin-bottom: 60px;
}

.build-page .showcase-content {
    margin-top: 30px;
    display: flex;
    justify-content: space-between;
}

.build-page .text-content {
    width: 288px;
}

.build-page .main-text {
    font-size: 24px;
    line-height: 1.6;
    color: #8b0000;
    margin-bottom: 30px;
    font-weight: bold;
    text-align: left;
    text-indent: 2em;
}

.build-page .sub-text {
    font-size: 20px;
    line-height: 1.6;
    color: #333;
    font-weight: bold;
    text-align: left;
    text-indent: 2em;
}

.build-page .showcase-image {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    margin-right: 80px;
}

.build-page .showcase-image img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 20px;
}
.build-page .team-strength-section .team-strength-content {
    position: relative;
}
.build-page .team-strength-section .team-strength-content .team-office{
    position: relative;
    left: -120px;
    margin: 20px 0 15px 0;
}
.build-page .contact-us-section .container{
    position: relative;
    margin-bottom: 0;
    padding-bottom: 0;
}
.build-page .contact-us-section .contact-us-bottom {
    position: relative;
    background: url(../image/page/build_bottom_bg.png) no-repeat center bottom;
    background-size: cover;
    color: white;
    overflow: hidden;
    width: 1460px;
    height: 400px;
    left: -120px;
    margin-top: 70px;
}
.build-page .contact-us-section .contact-us-bottom img {
    margin: 70px auto;
    display: block;
}