/* 关于我们页面样式 */
.about-main {
    width: 100%;
    padding-top: 85px;
}

/* 顶部英雄区域 */
.about-hero {
    position: relative;
    width: 100%;
    text-align: center;
}

.hero-full-image {
    width: 100%;
    display: block;
}

/* 菜单导航区域 */
.about-nav {
    background-color: #001A3D;
    padding: 0;
}

.nav-container {
    position: relative;
    display: table;
    z-index: 10;
    left: 50%;
    transform: translateX(-50%);
    margin-top: -40px;
}

.nav-item1 {
    padding: 20px 0px;
    width: 290px;
    display: inline-block;
    font-size: 24px;
    color: #F6E6CF;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    text-align: center;
}

.nav-item1:nth-child(2n) {
    background: linear-gradient(268deg, #001A3D 60%, #2767BE 100%);
}

.nav-item1:nth-child(2n+1) {
    background: linear-gradient(268deg, #C9A37C 60%, #F6E6CF 100%);
    color: #000000;
}

.nav-item1:hover {
}

/* 企业简介部分 */
.about-section {
    background-color: #001A3D;
}

.section-content {
    width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

.text-content {
    flex: 1;
    padding-right: 40px;
}

.image-content {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.section-title {
    font-size: 45px;
    font-weight: bold;
    background: linear-gradient(268deg, #C9A37C 60%, #F6E6CF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 25px;
    line-height: 1.3;
}

/* 企业基本信息 */
.company-info-content {
    padding-top: 200px;
}

.company-desc {
    font-size: 18px;
    line-height: 30px;
    color: #FFF;
    margin-bottom: 30px;
}

.year-container {
    margin: 30px 0;
}

.year-label {
    font-size: 24px;
    color: #FFF;
    margin-bottom: 10px;
}

.year-number {
    font-size: 80px;
    font-weight: bold;
    background: linear-gradient(268deg, #C9A37C 60%, #F6E6CF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.year-text {
    font-size: 30px;
    vertical-align: middle;
    margin-left: 5px;
}

.company-desc-bottom {
    font-size: 20px;
    line-height: 1.8;
    color: #FFF;
    margin-top: 30px;
}

.company-images {
    display: flex;
}

.company-image {
    width: 100%;
    height: auto;
    border-radius: 5px;
}

.research-content {
    flex-direction: row-reverse;
    gap: 40px;
    padding: 120px 0;
}

.research-content .text-content {
    padding-right: 0;
}

.research-image {
    width: 100%;
    height: auto;
}

.research-desc {
    font-size: 18px;
    line-height: 30px;
    color: #FFF;
}

.research-icons {
    display: flex;
    margin-top: 30px;
    gap: 40px;
}

.icon-item {
    display: flex;
    align-items: flex-end;
    text-align: center;
}

.icon-image {
    width: 50px;
}

.icon-text {
    font-size: 25px;
    color: #FFF;
    font-weight: 500;
    background: linear-gradient(268deg, #C9A37C 0%, #F6E6CF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-left: 10px;
    background-clip: text;
}

/* 企业荣誉部分 */
.honor-content {
    background: linear-gradient(268deg, #C9A37C 0%, #F6E6CF 100%);
}

.honor-text {
    padding: 80px 0 60px 60px;
    width: 700px;
}

.honor-content .section-title {
    color: #000000;
    -webkit-text-fill-color:unset;
    font-weight: 500;
}

.honor-desc {
    font-size: 18px;
    line-height: 30px;
    color: #000;
}

.honor-image {
    width: 100%;
    max-width: 650px;
    height: auto;
    border-radius: 0;
}

/* 独特优势部分 */
.advantage-content {
    background-color: #001A3D;
    padding: 80px 0;
    flex-direction: column;
}

.advantage-text {
    text-align: center;
    margin-bottom: 60px;
    width: 100%;
}

.advantage-content .section-title {
    font-size: 45px;
    line-height: 1.3;
    text-align: center;
    margin-bottom: 30px;
}

.advantage-desc {
    font-size: 18px;
    line-height: 30px;
    color: #FFF;
    text-align: center;
}

.advantage-images {
    display: flex;
    justify-content: space-between;
    width: 100%;
    gap: 30px;
}

.advantage-image-left,
.advantage-image-right {
    flex: 1;
}

.advantage-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 0;
}

/* 文献验证部分 */
.literature-content {
    background-color: #001A3D;
    padding: 80px 0;
}

.literature-left {
    flex: 3;
    padding-right: 40px;
}

.literature-right {
    flex: 2;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.literature-title {
    font-size: 60px;
    font-weight: bold;
    background: linear-gradient(268deg, #C9A37C 60%, #F6E6CF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 30px;
    line-height: 1;
}

.literature-subtitle {
    font-size: 30px;
    -webkit-text-fill-color: aliceblue;
    color: #FFF;
    font-weight: 300;
}

.literature-desc {
    font-size: 20px;
    line-height: 35px;
    color: #FFF;
}

.literature-img {
    width: 100%;
    max-width: 260px;
    height: auto;
    border-radius: 0;
}

/* 权威媒体报道部分 */
.media-content {
    background-color: #001A3D;
    padding: 60px 0;
    flex-direction: column;
}

.media-logos {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 50px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.media-journals {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.media-logo {
    width: auto;
}

.journal-img {
    filter: brightness(0) invert(1);
    width: auto;
}

/* 企业发展历程部分 */
.history-section {
    background-color: #001A3D;
    padding: 80px 0 120px;
}

.history-content {
    flex-direction: column;
    text-align: center;
}

.history-title {
    font-size: 45px;
    font-weight: bold;
    background: linear-gradient(268deg, #C9A37C 60%, #F6E6CF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 40px;
    text-align: center;
}

.history-desc {
    font-size: 20px;
    line-height: 1.8;
    color: #FFF;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    margin-bottom: 80px;
}

/* 遍布全球部分 */
.global-section {
    margin-top: 150px;
    text-align: center;
    width: 100%;
}

.global-title {
    font-size: 50px;
    font-weight: bold;
    color: #F6E6CF;
    margin-bottom: 30px;
    text-align: center;
}

.global-desc {
    font-size: 18px;
    line-height: 1.8;
    color: #FFF;
    text-align: center;
    margin: 0 auto;
    margin-bottom: 10px;
}

.global-map {
    margin-top: 60px;
    width: 100%;
    text-align: center;
}

.global-map img {
    max-width: 100%;
    height: auto;
    display: inline-block;
}

/* 历程时间线 */
.history-timeline {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 40px;
}

/* 时间线中线容器 */
.timeline-center {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    z-index: 1;
}

/* 时间线中线 */
.timeline-line {
    position: absolute;
    width: 10px;
    border-radius: 20px;
    background: #FFEDD9;
    top: 0;
    bottom: 0;
    left: -4px;
    z-index: 1;
}

/* 时间线单个项目 */
.timeline-item {
    position: relative;
    margin-bottom: 150px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 时间线左侧内容 */
.timeline-left {
    width: 45%;
    padding-right: 50px;
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

/* 时间线右侧内容 */
.timeline-right {
    width: 45%;
    padding-left: 50px;
    text-align: left;
}
/*  单数才加虚线*/
.timeline-item:nth-child(even) .timeline-right::before {
    content: '';
    border-bottom: 1px solid #F6E6CF;
    width: 100px;
    height: 1px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateY(-50%);
}

/*  双数才加虚线*/
.timeline-item:nth-child(odd) .timeline-left::before {
    content: '';
    border-bottom: 1px solid #F6E6CF;
    width: 100px;
    height: 1px;
    position: absolute;
    top: 50%;
    left: 43%;
    transform: translateY(-50%);
}


/* 时间线中心点容器 */
.timeline-center-point {
    position: relative;
    z-index: 2;
}

/* 时间线圆点 */
.timeline-dot {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #FFEDD9;
    position: relative;
    z-index: 2;
    box-shadow: 0 0 0 5px rgba(246, 230, 207, 0.3);
}

/* 时间线图片 */
.timeline-image {
    max-width: 100%;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.timeline-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* 时间线年份 */
.timeline-year {
    font-size: 45px;
    font-weight: bold;
    color: #F6E6CF;
    margin-bottom: 15px;
    line-height: 1;
}

.year-text {
    font-size: 30px;
    vertical-align: middle;
    margin-left: 5px;
}

/* 时间线信息 */
.timeline-info p {
    color: #FFF;
    font-size: 16px;
    line-height: 1.8;
}

.timeline-left .timeline-year,
.timeline-left .timeline-info {
    text-align: right;
}

.timeline-right .timeline-year,
.timeline-right .timeline-info {
    text-align: left;
}

/* 响应式调整 */
@media screen and (max-width: 1200px) {
    .section-content {
        width: 90%;
    }
}


/* 企业理念部分 */
.philosophy-section {
    background-color: #001A3D;
    padding: 100px 0;
}

.philosophy-content {
    flex-direction: column;
}

.philosophy-images {
    display: flex;
    flex-direction: column;
    gap: 75px;
    width: 100%;
}

.philosophy-image {
    width: 100%;
    overflow: hidden;
}

.philosophy-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* 制药标准部分 */
.standard-section {
    width: 1400px;
    margin: 0 auto;
    margin-top: 120px;
    gap: 70px;
    display: flex;
}

.standard-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 100px;
    flex: 1;
    flex-direction: column;
}

.standard-row.reverse {
    text-align: right !important;
}

.reverse .standard-desc{
    text-align: right !important;
}

.reverse .standard-content{
    margin-bottom: 50px;
}

.standard-image {
    flex: 1;
}

.standard-image img {
    width: 100%;
    height: auto;
    display: block;
}

.standard-content {
}

.standard-title {
    font-size: 45px;
    font-weight: bold;
    color: #C9A37C;
    margin-bottom: 35px;
    line-height: 1.2;
}

.standard-desc {
    font-size: 18px;
    line-height: 2;
    color: #FFF;
    text-align: justify;
}

/* 研发实力部分 */
.research-strength-section {
    background-color: #001A3D;
}

.research-strength-content {
    width: 1400px;
    margin: 0 auto;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.research-strength-header {
    margin-bottom: 60px;
}

.research-strength-title {
    font-size: 45px;
    font-weight: bold;
    background: linear-gradient(268deg, #C9A37C 60%, #F6E6CF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 40px;
    line-height: 1.3;
}

.research-strength-desc {
    font-size: 18px;
    line-height: 2;
    color: #FFF;
    margin-bottom: 20px;
}

.research-strength-image {
    width: 100%;
    margin-bottom: 60px;
}

.research-strength-image img {
    width: 100%;
    height: auto;
    display: block;
}

.research-strength-bottom {
    margin-bottom: 20px;
}
/* ========== 手机端专用样式 ========== */
@media (max-width: 576px) {
    .about-main {
        padding-top: 70px;
        background-color: #001A3D;
    }
    .hero-full-image {
        width: 100%;
        object-fit: cover;
    }
    .nav-container {
        left: unset;width: 100vw;
        transform: unset;
    margin-top:0;}
    .nav-item1 {
    padding: 5px 0px;
    width: 25%;font-size: 16px;}
    
    .section-content {
        width:100%;
        padding: 10px;
        padding-top:40px;
        flex-direction: column;        gap: 40px;
    }
    .text-content {padding:0;}
    .section-title {
    font-size: 30px;margin-bottom: 10px;}
    .company-desc {
    font-size: 14px;
    line-height: 20px;
    margin-bottom: 10px;} .company-desc br{display: none;}
    .year-container {
        margin: 10px 0;
    }
    .year-label {
    font-size: 14px;}
    .year-number {
    font-size: 30px;}
    .year-text {
    font-size: 18px;
    vertical-align: baseline;}
    .company-desc-bottom {
        font-size: 14px;
        line-height: 1.8;
        color: #FFF;
         margin-top: 0px; 
    }
    .company-desc-bottom br{display: none;}
    .research-desc {
    font-size: 14px;
    line-height: 24px;} .research-desc br{display: none;}
    .icon-image {
        width: 30px;
    }
    .icon-text {
    font-size: 14px;        margin-left: 5px;}
    
    .research-icons {
        display: flex;
        margin-top: 30px;
        gap: 20px;
    }
    .honor-content {background:unset;gap:0;}
    .honor-text {background: linear-gradient(268deg, #C9A37C 0%, #F6E6CF 100%);width:100%;padding: 40px 10px;text-align: center;}
    .honor-desc {
    font-size: 14px;
    line-height: 22px;}.honor-desc br{display: none;}
    .advantage-content{gap:20px;padding-top:20px;}
    .advantage-text {margin-bottom:0;}
    .advantage-content .section-title {
    font-size: 30px;margin-bottom:10px;text-align: left;}
    .advantage-desc {
        font-size: 14px;
        line-height: 22px;
        text-align: left;
    }
    .advantage-images {gap: 20px;
    flex-direction: column;}
    .literature-left {padding-right:0;}
    .literature-title {
    font-size: 40px;    margin-bottom: 20px;}.literature-subtitle {
    font-size: 22px;}
    .literature-desc {
    font-size: 13px;
    line-height: 22px;}.literature-desc br{display: none;}
    .literature-right {
    justify-content: center;}
    .media-logos {
        display: flex;
        gap: 0.2rem;
        margin-bottom: 0.15rem;
        justify-items: center;
        justify-content: center;
        flex-wrap: wrap;
    }
    .media-logos img {
        height: 18px;
        filter: unset;
    }
    .history-section {
    padding: 10px;}
    .history-content{gap:10px;padding: 0;}
    .history-desc {
        
    font-size: 14px;    margin-bottom: 20px;}
    .timeline-line {width:6px;}
    .timeline-image img {
    width: 100%;
    height: 120px;
    object-fit: cover;}
    .timeline-left {padding-right: 10px;}
    .timeline-dot {
    width: 20px;
    height: 20px;}
    .timeline-right {
        padding-left:10px;
    }
    .timeline-item:nth-child(even) .timeline-right::before {border-bottom:unset;}
    .timeline-year {
    font-size: 30px;margin-bottom:10px;}
    .timeline-info p {
    color: #FFF;
    font-size: 12px;
    line-height: 1.5;}
    .timeline-item {
    margin-bottom: 50px;}
    .timeline-item:nth-child(odd) .timeline-left::before {border-bottom:unset;}
    .global-section {
    margin-top: 20px;}
    .global-title {
    font-size: 30px;margin-bottom: 10px;}
    .global-desc {
    font-size: 14px;margin-bottom:0;}
    .global-map {
    margin-top: 20px;}
    .philosophy-section {padding:0;}
    .philosophy-images {gap:10px;}
    .standard-section {        width: 100%;
        padding: 10px;
        flex-direction: column;
        margin-top: 20px;
    }
    .standard-row.reverse {text-align: left !important;}
    .standard-title {
    font-size: 30px;    margin-bottom: 15px;}
    .reverse .standard-desc {
        text-align: left !important;
        font-size: 14px;
        line-height: 1.5;
    }
    .reverse .standard-content {
        margin-bottom: 20px;
    }
    .standard-row {
        flex-direction: column-reverse;
        margin-bottom:0;
        gap: 20px;
    }
    .standard-desc {
        font-size: 14px;
        line-height: 1.5;
    }
    .standard-row.reverse{
         flex-direction: column;
    }
    .research-strength-title {
    font-size: 30px;margin-bottom: 10px;}
    .research-strength-desc {
        font-size: 14px;
        line-height: 1.5;
        margin-bottom: 10px;
    }
    .research-strength-header {
        margin-bottom: 10px;
    }
    .research-strength-image {
        width: 100%;
        margin-bottom: 10px;
    }
    .research-strength-content{gap:10px;}
    .research-strength-bottom {
        margin-bottom: 10px;
    }
    .research-strength-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;}
}