.overview {
    position: relative;
    overflow: hidden;
}

.overview>* {
    position: relative;
    z-index: 2;
}

.overview .description-content {
    display: flex;
    align-items: flex-start;
    gap: calc(var(--ratio-size) * 80);
    margin-top: max(20px, calc(var(--ratio-size) * 35));
    text-align: justify
}

.overview .description-content .text {
    flex: 1;
    font-size: var(--text-normal-size);
    line-height: 2;
}

.overview .description-content .video-content {
    position: relative;
    flex: .9;
}

.overview .description-content .video-content .play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    transition: all .5s;
}

.overview .description-content .video-content .play-btn:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

.overview .description-content .video-content video {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 30px;
    overflow: hidden;
}

.overview .about-overflow-bg {
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    height: auto;
    object-fit: cover;
}

.overview .mission-list {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding-bottom: calc(var(--ratio-size) * 275);
    margin-top: calc(var(--ratio-size) * 125);
}

.overview .mission-list .item {
    position: relative;
    padding-left: 10px;
    height: calc(var(--ratio-size) * 480);
}

.overview .mission-list .item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 2px;
    height: 100%;
    background-image: linear-gradient(to bottom, #4BC12A, #2F9CAC00);
}

.overview .mission-list .item .title {
    font-size: var(--text-bigger-size);
}

.overview .mission-list .item .text {
    margin-top: 5px;
    font-size: var(--text-normal-size);
}

.overview .mission-list .item:nth-child(1) {
    margin-top: calc(var(--ratio-size) * 280);
}

.overview .mission-list .item:nth-child(2) {
    margin-top: calc(var(--ratio-size) * 140);
}

.ecology {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 50px 0;
    background-color: #05082A;
    color: #fff;
    overflow: hidden;
}

.ecology::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 60%;
    height: 100%;
    background-image: linear-gradient(to right, #112461, #05082A00);
}

.ecology-content {
    position: relative;
    z-index: 2;
    padding-left: var(--type-area);
}

.ecology-content ul {
    width: calc(var(--ratio-size) * 420);
    margin-top: max(35px, calc(var(--ratio-size) * 70));
}

.ecology-content ul li {
    padding-top: 10px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, .3);
}

.ecology-content ul li:first-child {
    border-top: 1px solid rgba(255, 255, 255, .3);
}

.ecology-content ul li .name {
    display: flex;
    font-size: max(20px, calc(var(--ratio-size) * 38));
}

.mobile .ecology .mobile-text {
    display: block;
}

.ecology .mobile-text {
    position: relative;
    z-index: 2;
    display: none;
    width: 100%;
    padding: 30px var(--type-area);
}

.ecology .mobile-text ul {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.ecology .mobile-text ul li {
    padding-bottom: 10px;
    border-bottom: 1px solid #c1c1c1;
}

.ecology .mobile-text ul .title {
    font-size: 18px;
}

.ecology .earth-content {
    position: relative;
}

.ecology .earth-mobile {
    display: none;
}

.earth-content .core-content {
    position: relative;
    width: calc(var(--ratio-size) * 999);
    height: calc(var(--ratio-size) * 562);
}

.earth-content .core-content .main-bg {
    /* position: absolute;
    top: 0;
    left: 0; */
    width: 100%;
}

.earth-content .core-content .svg-path {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.earth-content .core-content .core-message .color-logo {
    width: calc(var(--ratio-size) * 73);
}

.earth-content .first-floor {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: calc(var(--ratio-size) * 680);
    height: calc(var(--ratio-size) * 680);
}

.earth-content .second-floor {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: calc(var(--ratio-size) * 892);
    height: calc(var(--ratio-size) * 892);
}

.earth-content .third-floor {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: calc(var(--ratio-size) * 1200);
    height: calc(var(--ratio-size) * 1200);
}

.earth-content .border-bg {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid #fff;
    border-radius: 50%;
}

.earth-content .second-floor>.border-bg {
    border-color: rgba(255, 255, 255, .7);
}

.earth-content .third-floor>.border-bg {
    border-color: rgba(255, 255, 255, .4);
}

.earth-content .earth-line-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: calc(var(--ratio-size) * 1200);
    height: calc(var(--ratio-size) * 1200);
    border-radius: 50%;
}

.earth-content .more-message {
    position: absolute;
    z-index: 2;
    font-size: var(--text-big-size);
    line-height: 1.16;
    cursor: pointer;
}

.earth-content .more-message .ball {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: calc(var(--ratio-size) * 120);
    height: calc(var(--ratio-size) * 120);
    text-align: center;
}

.earth-content .more-message .ball>* {
    position: relative;
    z-index: 2;
}

.earth-content .more-message .ball::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    box-shadow: inset 0px 0px 20px 0px rgb(88, 207, 247);
    background: #080F37;
    animation: scaleAn 3s infinite alternate;
}

@keyframes scaleAn {
    100% {
        transform: scale(1.2);
    }
}

.earth-content .more-message .text {
    position: absolute;
    top: 50%;
    right: -20px;
    transform: translate(80%, -50%);
    z-index: 2;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    text-shadow: 1px 0 0 #444444, -1px 0 0 #444444, 0 1px 0 #444444, 0 -1px 0 #444444;
    transition: all .5s;
}

.earth-content .more-message:hover .text {
    opacity: 1;
    visibility: visible;
    transform: translate(100%, -50%);
}

.earth-content .first-floor .more-message:nth-child(1) {
    left: 50%;
    top: 0;
    transform: translate(-50%, -50%);
}

.earth-content .first-floor .more-message:nth-child(2) {
    right: 6%;
    bottom: 2%;
}

.earth-content .second-floor>.more-message .ball::after {
    box-shadow: inset 0px 0px 20px 0px #4BC12A;
}

.earth-content .second-floor>.more-message:nth-child(1) {
    left: 0;
    top: 60%;
    transform: translate(-50%, -50%);
}

.earth-content .second-floor>.more-message:nth-child(2) {
    right: 0;
    top: 30%;
    transform: translate(20%, -50%);
}

.earth-content .third-floor>.more-message:nth-child(1) {
    left: 0;
    top: 20%;
    transform: translate(20%, 0);
}

.earth-content .third-floor>.more-message:nth-child(2) {
    left: 0;
    top: 45%;
    transform: translate(-50%, 0);
}

.earth-content .third-floor>.more-message:nth-child(3) {
    left: 0;
    top: 70%;
    transform: translate(20%, 0);
}

.earth-content .first-floor .more-message:nth-child(2) .text,
.earth-content .second-floor>.more-message:nth-child(2) .text {
    right: auto;
    left: -20px;
    transform: translate(-80%, -50%);
}

.earth-content .first-floor .more-message:nth-child(2):hover .text,
.earth-content .second-floor>.more-message:nth-child(2):hover .text {
    transform: translate(-100%, -50%);
}

.earth-content .earth-line-content .core-message {
    position: absolute;
    top: 52%;
    left: 51%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: calc(var(--ratio-size) * 72);
}

.earth-content .earth-line-content .core-more-message {
    position: relative;
    cursor: pointer;
}

.earth-content .earth-line-content .core-more-message .text {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    white-space: nowrap;
    font-size: var(--text-big-size);
    text-shadow: 1px 0 0 #444444, -1px 0 0 #444444, 0 1px 0 #444444, 0 -1px 0 #444444;
    opacity: 0;
    visibility: hidden;
    transition: all .5s;
}

.earth-content .earth-line-content .core-more-message:hover .text {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, calc(-100% - 10px));
}

.history {
    position: relative;
    display: flex;
    overflow: hidden;
    height: 100vh;
}

.history>.common-title-effect {
    display: none;
}

.history .history-bg {
    position: absolute;
    top: calc(50% - 1px);
    left: calc(50% - 1px);
    transform: translate(-50%, -50%);
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.history .left {
    position: relative;
    z-index: 2;
    width: 50%;
    color: #fff;
}

.history .right {
    position: relative;
    z-index: 2;
    width: 50%;
    padding: calc(var(--ratio-size) * 100) calc(var(--ratio-size) * 170);
    background-image: url('../images/history-right-bg.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.history .left .year-swiper {
    width: 100%;
    height: 100%;
}

.history .left .year-swiper .swiper-slide {
    display: flex;
    align-items: center;
    height: 100px;
    padding-left: 35%;
    cursor: pointer;
}

.history .left .year-swiper .swiper-slide .small-year {
    padding-top: 3px;
    font-size: var(--text-bigger-size);
    transition: all .5s;
}

.history .left .year-swiper .swiper-slide .dot {
    position: relative;
    width: 11px;
    height: 11px;
    margin-left: 30px;
    margin-right: 60px;
    border-radius: 50%;
    background-color: #fff;
}

.history .left .year-swiper .swiper-slide .dot::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1px solid #fff;
    opacity: 0;
    transition: all .5s;
}

.history .left .year-swiper .swiper-slide .big-year {
    transform: translateX(-100%);
    font-size: var(--title-inside-size);
    font-weight: bold;
    opacity: 0;
    transition: all .5s;
}

.history .left .year-swiper .switch-button {
    position: absolute;
    top: 50%;
    left: 30%;
    transform: translateY(-50%);
    z-index: 3;
    width: auto;
}

.history .left .year-swiper .switch-button .swiper-button-prev,
.history .left .year-swiper .switch-button .swiper-button-next {
    position: relative;
    top: auto;
    bottom: auto;
    left: auto;
    right: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    margin-top: 0;
    background-color: rgba(255, 255, 255, .1);
    backdrop-filter: blur(5px);
    /* background-image: radial-gradient(rgba(255, 255, 255, .1), rgba(255, 255, 255, 0)); */
    border-radius: 50%;
    transition: opacity .5s;
}

.history .left .year-swiper .switch-button .swiper-button-prev {
    transform: rotate(90deg);
    margin-bottom: calc(80px + var(--ratio-size) * 20);
}

.history .left .year-swiper .switch-button .swiper-button-next {
    transform: rotate(-90deg);
}

.history .left .year-swiper .switch-button .swiper-button-prev::after,
.history .left .year-swiper .switch-button .swiper-button-next::after {
    content: none;
}

.history .left .year-swiper .switch-button svg {
    width: 50%;
}

.history .left .year-line {
    position: absolute;
    top: 0;
    left: 41.3%;
    width: 1px;
    height: 100%;
    background-color: #fff;
}

.history .left .year-swiper .swiper-slide.swiper-slide-active .dot::after {
    width: 350%;
    height: 350%;
    opacity: 1;
}

.history .left .year-swiper .swiper-slide.swiper-slide-active .big-year {
    opacity: 1;
    transform: translateX(0);
}

.history .left .year-swiper .swiper-slide.swiper-slide-active .small-year {
    opacity: 0;
    transform: translate(100%);
}

.history .right .history-swiper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.history .right .history-swiper .swiper-slide {
    position: relative;
    height: 100%;
    padding: calc(var(--ratio-size) * 100) calc(var(--ratio-size) * 170);
}

.history .right .text {
    position: absolute;
    top: calc(50% - 20px);
    font-size: var(--text-normal-size);
    line-height: 2;
    transform: translateX(-50px);
    transition: all .5s;
}

.history .right .swiper-slide.swiper-slide-active .text {
    transform: translateX(0);
}

.history .right .text ul li {
    position: relative;
    padding-left: 20px;
}

.history .right .text ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 15px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: #000;
}

.history .connecting-line {
    position: absolute;
    top: 50%;
    right: calc(50% - calc(var(--ratio-size) * 130));
    transform: translate(0, -50%);
    z-index: 3;
    width: calc(var(--ratio-size) * 350);
    height: 3px;
    background-image: linear-gradient(to right, #FFFFFF, #0043B7);
}