.about-us {
    background: url(../img/about-us-bg1.jpg);
    background-size: cover;
}
.about-text {
    align-self: center;
}

.about-text .text-des {
    margin-top: 20px;
}

.stats-section {
    background-color: rgba(3, 55, 102, 1);
    padding: 45px 0;
}

.stats-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-top: 0;
}

.stat-item p,
.stat-item h3 {
    color: #fff;
}

.stat-item p {
    margin-top: 9px;
}

.stat-item h3 .counter {
    line-height: 1;
}

.corporate-culture-section .culture-row {
    background: #F5F7FB;
    border-radius: 15px;
    display: flex;
    overflow: hidden;
}

.corporate-culture-section .culture-row:nth-child(2n) {
    flex-direction: row-reverse;
}

.corporate-culture-section .culture-row:not(:last-child) {
    margin-bottom: 30px;
}

.corporate-culture-section .culture-image-col {
    flex: 1;
    border-radius: 15px;
    overflow: hidden;
}

.corporate-culture-section .culture-image-col img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.corporate-culture-section .culture-text-col {
    width: 469px;
    padding: 84px 50px 40px;
}

.corporate-culture-section .culture-text-col .culture-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.corporate-culture-section .culture-text-col .culture-icon img {
    max-width: 100%;
    max-height: 100%;
    transition: all .6s;
}

.corporate-culture-section .culture-row:hover .culture-text-col .culture-icon img {
    transform: rotateY(180deg);
}

.corporate-culture-section .culture-text-col .culture-heading {
    font-family: Montserrat;
    font-weight: 600;
    font-size: 24px;
    color: #033766;
    line-height: 30px;
    margin-top: 36px;
}

.corporate-culture-section .culture-text-col .culture-desc {
    font-family: Montserrat;
    font-weight: 400;
    font-size: 16px;
    color: #666666;
    line-height: 26px;
    margin-top: 10px;
}

.team-section {
    padding: 120px 0;
}

.team-section .featured-member-card {
    background: url(../img/about-12-bg.jpg);
    background-size: cover;
    border-radius: 15px;
    overflow: hidden;
    display: flex;
}

.team-section .featured-member-card .member-image-side {
    width: 554px;
    border-radius: 15px;
}

.team-section .featured-member-card .member-image-side img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-section .featured-member-card .member-info-side {
    flex: 1;
    padding: 48px 80px;
}

.team-section .featured-member-card .member-role {
    font-family: Montserrat;
    font-weight: 600;
    font-size: 20px;
    color: #033766;
    line-height: 1.5;
}

.team-section .featured-member-card .line {
    width: 24px;
    height: 3px;
    background: #033766;
    margin-top: 14px;
}

.team-section .featured-member-card .member-bio {
    font-family: MontserratLight;
    font-weight: 400;
    font-size: 14px;
    color: #666666;
    line-height: 24px;
    margin-top: 13px;
}

.team-section .featured-member-card .member-bio p:not(:last-child) {
    margin-bottom: 12px;
}

.team-section .team-members-grid {
    margin-top: 54px;
}

.team-section .team-members-grid .pic {
    border-radius: 50%;
}

.team-section .team-members-grid .grid-member-role {
    font-weight: 400;
    font-size: 15px;
    color: #5D6268;
    line-height: 2;
    text-align: center;
    margin-top: 15px;
    transition: all 0.3s ease-in-out;
}

.team-section .team-members-grid .team-member-item:hover .grid-member-role {
    color: var(--accent-color);
}

.certificates-section {
    background: url(../img/certificates-section-bg.jpg);
    background-size: cover;
    padding: 120px 0 60px;
}

/* .certificates-section .cert-container{
   
} */
.certificates-section .cert-carousel-wrapper {
    position: relative;
    display: none;
}

.certificates-section .cert-carousel-wrapper.active {
    display: block;
    animation: fadeIn 0.5s;
}

.certificates-section .swiper {
    padding: 54px 0;
}

.certificates-section .swiper-slide {
    position: relative;
    width: 23.71%;
    background: #FFFFFF;
    box-shadow: 0px 12px 46px 0px rgba(18, 63, 138, 0.08);
    border-radius: 20px;
    padding: 39px 34px 42px;
    overflow: hidden;
    height: auto;
}

.certificates-section .swiper-slide .cert-img-wrap {
    position: relative;
}

.certificates-section .swiper-slide::before {
    position: absolute;
    content: "";
    width: 100%;
    padding-top: 100%;
    background-color: RGBA(248, 250, 252, 1);
    bottom: 0;
    left: 0;
    border-radius: 50%;
    transform: translateY(80%)scale(1.5);
}

.certificates-section .swiper-slide:not(:last-child) {
    margin-right: 1.71%;
}

.certificates-section .swiper-slide .picCover {
    padding-top: 70%;
}

.certificates-section .swiper-slide .picCover img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
}

.certificates-section .swiper-slide .zoom {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: all .3s;
}

.certificates-section .swiper-slide:hover .zoom {
    opacity: 1;
}

.certificates-section .swiper-slide .cert-caption {
    position: relative;
    font-weight: 400;
    font-size: 16px;
    color: #444444;
    line-height: 26px;
    margin-top: 39px;
    text-align: center;
    z-index: 4;
    transition: all .6s;
}

.certificates-section .swiper-slide:hover .cert-caption {
    color: var(--accent-color);
}

.timeline-component-section {
    padding-top: 120px;
    background-color: #fefefe;
    background-image: url("../img/history-bg.jpg");
    background-size: 100% auto;
    background-repeat: no-repeat;
}

.timeline-navigation-bar {
    position: relative;
    border-bottom: 4px solid #033766;
}

.timeline-navigation-bar .swiper {
}

.timeline-navigation-bar .swiper-slide {
    width: 25%;
    font-weight: 400;
    font-size: 16px;
    color: #888888;
    line-height: 68px;
    text-align: center;
    padding: 0 20px;
    cursor: pointer;
    transition: all .3s ease-in-out;
}

.timeline-navigation-bar .swiper-slide:hover,
.timeline-navigation-bar .swiper-slide.active {
    color: #033766;
}

.timeline-navigation-bar .swiper-slide.active:after {
    border-color: #033766 #0000;
    border-style: solid;
    border-width: 0 6px 4px;
    bottom: 0;
    content: "";
    display: block;
    left: calc(50% - 6px);
    position: absolute;
    width: 0
}

.timeline-navigation-bar .btn {
    position: absolute;
    top: 50%;
    cursor: pointer;
    transition: all .3s;
    color: rgba(193, 193, 193, 1);
}

.timeline-navigation-bar .btn:not(.swiper-button-disabled):hover {
    color: var(--accent-color);
}

.timeline-navigation-bar .btn.swiper-button-disabled {
    cursor: not-allowed;
    opacity: .5;
}

.timeline-navigation-bar .btn-prev {
    left: 0;
    transform: translate(-300%, -50%);
}

.timeline-navigation-bar .btn-next {
    right: 0;
    transform: translate(300%, -50%);
}

.timeline-content-wrapper {
    position: relative;
}

.timeline-content-wrapper .timeline-group::before {
    position: absolute;
    top: 0;
    content: "";
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: #033766;
}
.timeline-content-wrapper .timeline-group{
    position: relative;
     padding-bottom: 86px;
     display: none;
}
.timeline-content-wrapper .timeline-group.active{
    display: block;
    /* animation: fadeIn 0.5s; */
}
.timeline-content-wrapper .timeline-row {
    display: flex;
    justify-content: space-between;
    padding-top: 30px;
}
.timeline-content-wrapper .timeline-row:nth-child(even) {
    flex-direction: row-reverse;
}
.timeline-content-wrapper .timeline-row:not(:last-child){
    margin-bottom: 56px;
}
.timeline-content-wrapper .timeline-row .content-side {
    position: relative;
    width: 50%;
}

.timeline-content-wrapper .timeline-row .event-card {
    position: relative;
    background: #FFFFFF;
    box-shadow: 0px 11px 12px 1px rgba(208, 208, 208, 0.24);
    border-radius: 10px;
    width: 513px;
    max-width: 90%;
    margin: 0 auto;
}
.timeline-content-wrapper .timeline-row .event-card::before{
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    top: 25px;
    transform: translateX(100%);
    border: 10px solid transparent;
    right: 0;
    border-left-color: rgba(3, 55, 102, 1);
}
.timeline-content-wrapper .timeline-row .event-card .pic{
    border-radius: 10px 10px 0 0;
}

/* 右侧卡片的三角形（向左） */
.timeline-content-wrapper .timeline-row:nth-child(even) .event-card::before{
    left: 0;
    right: auto;
    transform: translateX(-100%);
    border-right-color: rgba(3, 55, 102, 1);
    border-left-color: transparent;
}
.timeline-content-wrapper .timeline-row .card-text-body {
    padding: 30px 30px 45px;
}

.timeline-content-wrapper .timeline-row .event-year-small {
    font-weight: 400;
    font-size: 20px;
    color: #033766;
    line-height: 1;
}

.timeline-content-wrapper .timeline-row .event-title {
    font-family: Montserrat;
    font-weight: 400;
    font-size: 24px;
    color: #333333;
    line-height: 1.5;
    margin-top: 14px;
}

.timeline-content-wrapper .timeline-row .event-desc {
    font-family: MontserratLight;
    font-weight: 400;
    font-size: 15px;
    color: #666666;
    line-height: 24px;
    margin-top: 13px;
}

.timeline-content-wrapper .marker-side {
    position: absolute;
    top: 11px;
    right: 0;
    width: 30px;
    transform: translateX(50%);
    height: 50px;
    background-color: #fff;
}
.timeline-content-wrapper .timeline-row:nth-child(even) .marker-side {
    left: 0;
    right: auto;
    transform: translateX(-50%);
}
.timeline-content-wrapper .year-side {
    width: 50%;
    padding: 0 65px;
    font-weight: 600;
    color: #033766;
}
.timeline-content-wrapper .timeline-row:nth-child(even) .year-side {
    text-align: right;
}
.certificates-section .tabs{
    margin-bottom: 0;
}
.value-props{
    padding-bottom: 0;
}
.corporate-culture-section{
    padding-top: 120px;
}
@media (max-width:1600px) {
    .certificates-section .cert-carousel{
        padding: 0 50px;
    }
    .timeline-navigation-bar{
        padding: 0 40px;
    }
    .timeline-navigation-bar .btn-prev{
        transform: translate(0, -50%);
    }
    .timeline-navigation-bar .btn-next{
        transform: translate(0, -50%);
    }
}
@media (max-width:1500px) {
    .certificates-section .cert-carousel{
        padding: 0 70px;
    }
}
@media (max-width:1440px) {
    .corporate-culture-section .culture-text-col{
        padding: 50px 40px;
    }
    .team-section .featured-member-card .member-info-side{
        padding: 40px 60px;
    }
}
@media (max-width:1280px) {
    .team-section .featured-member-card .member-info-side{
        padding: 40px;
    }
    .certificates-section .swiper-slide{
        width: 32%;
    }
    .certificates-section .swiper-slide:not(:last-child){
        margin-right: 2%;
    }
}
@media (max-width:1199px) {
    .certificates-section .swiper{
        padding: 45px 0;
    }
    .team-section .featured-member-card .member-info-side{
        padding: 30px;
    }
    .corporate-culture-section .culture-text-col .culture-icon{
        width: 38px;
        height: 38px;
    }
    .corporate-culture-section .culture-text-col .culture-heading{
        font-size: 20px;
        margin-top: 1em;
    }
    .stats-grid{
        grid-template-columns: repeat(3,1fr);
    }
    .team-section,
    .value-props{
        padding: 90px 0;
    }
    .certificates-section{
        padding: 90px 0 45px;
    }
    .team-section .team-members-grid{
        margin-top: 45px;
    }
    .corporate-culture-section,
    .timeline-component-section{
        padding-top: 90px;
    }
}
@media (max-width:1024px) {
    .timeline-content-wrapper .timeline-row .content-side{
        width: 60%;
    }
    .timeline-content-wrapper .year-side{
        width: 40%;
    }
    .timeline-content-wrapper .marker-side,
    .timeline-content-wrapper .timeline-group::before{
        display: none;
    }
    .corporate-culture-section,
     .timeline-component-section{
        padding-top: 80px;
    }
    .timeline-content-wrapper .timeline-group{
        padding-bottom: 80px;
    }
    .certificates-section .swiper{
        padding: 40px 0;
    }
    .team-section .featured-member-card{
        background-image: none;
        background-color: RGBA(236, 238, 239, .4);
    }
    .corporate-culture-section .culture-text-col{
        padding: 40px 30px;
        width: 55%;
    }
    .team-section,
    .value-props{
        padding: 80px 0;
    }
    .certificates-section{
        padding: 80px 0 40px;
    }
    .team-section .team-members-grid{
        margin-top: 40px;
    }
    .certificates-section .swiper-slide{
        width: 49%;
    }
    .timeline-content-wrapper .timeline-row:not(:last-child){
        margin-bottom: 36px;
    }
}
@media (max-width:968px) {
    .team-section .featured-member-card{
        flex-direction: column;
    }
    .team-section .featured-member-card .member-image-side{
        width: 100%;
    }
}
@media (max-width:768px) {
    .timeline-navigation-bar .swiper-slide{
        width: 50%;
    }
    .timeline-content-wrapper .timeline-row .event-title{
        font-size: 20px;
    }
    .timeline-content-wrapper .timeline-row:not(:last-child){
        margin-bottom: 26px;
    }
    .timeline-content-wrapper .year-side{
        width: 100px;
        text-align: right;
        padding: 0 10px;
    }
    .timeline-content-wrapper .timeline-row:nth-child(even) .year-side{
        text-align: left;
    }
    .timeline-content-wrapper .timeline-row .content-side{
        flex: 1;
    }
    .corporate-culture-section,
     .timeline-component-section{
        padding-top: 70px;
    }
    .timeline-content-wrapper .timeline-group{
        padding-bottom: 70px;
    }
    .certificates-section .swiper-slide{
        width: 100%;
    }
    .certificates-section .swiper{
        padding: 30px 0;
    }
    .corporate-culture-section .culture-text-col .culture-desc{
        margin-top: 4px;
    }
    .corporate-culture-section .culture-text-col .culture-icon{
        width: 33px;
        height: 33px;
    }
    .corporate-culture-section .culture-text-col .culture-heading{
        font-size: 18px;
        margin-top: .7em;
    }
    .corporate-culture-section .culture-text-col{
        width: 100%;
        padding: 40px 30px;
    }
    .corporate-culture-section .culture-row:nth-child(2n),
    .corporate-culture-section .culture-row{
        flex-direction: column;
    }
    .stats-section{
        padding: 30px 0;
    }
    .team-section,
    .value-props{
        padding: 70px 0;
    }
    .certificates-section{
        padding: 70px 0 40px;
    }
    .team-section .team-members-grid{
        margin-top: 30px;
    }
}
@media (max-width: 500px) {
    .timeline-content-wrapper .timeline-row:not(:last-child){
        margin-bottom: 6px;
    }
    .timeline-content-wrapper .timeline-row .card-text-body{
        padding: 35px 25px 40px;
    }
    .timeline-content-wrapper .timeline-row .event-card{
        max-width: 100%;
    }
    .timeline-content-wrapper .year-side{
        text-align: left;
        padding: 0;
    }
    .timeline-content-wrapper .timeline-row .content-side{
        flex: none;
        width: 100%;
    }
    .timeline-content-wrapper .timeline-row:nth-child(even),
    .timeline-content-wrapper .timeline-row{
        flex-direction: column-reverse;
        gap: 15px;
    }
    .timeline-content-wrapper .timeline-row .event-card::before{
        display: none;
    }
    .corporate-culture-section,
     .timeline-component-section{
        padding-top: 60px;
    }
    .timeline-content-wrapper .timeline-group{
        padding-bottom: 60px;
    }
    .certificates-section .swiper{
        padding: 25px 0;
    }
    .certificates-section .cert-carousel{
        padding: 0 50px;
    }
    .corporate-culture-section .culture-text-col .culture-desc{
        font-size: 14px;
        line-height: 20px;
    }
    .corporate-culture-section .culture-text-col .culture-heading{
        font-size: 16px;
    }
    .corporate-culture-section .culture-text-col{
        padding: 30px 20px;
    }
    .team-section,
    .value-props{
        padding: 60px 0;
    }
    .certificates-section{
        padding: 60px 0 35px;
    }
    .team-section .team-members-grid{
        margin-top: 25px;
    }
    .stat-item p{
        margin-top: 0;
    }
    .stat-item h3 .counter{
        font-size: 23px;
    }
    .about-text .text-des{
        margin-top: 10px;
    }
    .stats-grid{
        grid-template-columns: repeat(2,1fr);
    }
}