* {
    margin: 0;
    padding: 0;
}

/* For Internet Explorer, Edge */
html,
body,
.main {
    -ms-overflow-style: none;
    /* IE and Edge */
}

/* For Firefox */
html,
body,
.main {
    scrollbar-width: none;
    /* Firefox */
}

/* For Chrome, Safari and Opera */
html::-webkit-scrollbar,
body::-webkit-scrollbar,
.main::-webkit-scrollbar {
    display: none;
    /* Chrome, Safari and Opera */
}

a {
    text-decoration: none; /* 去除下划线 */
    color: inherit; /* 继承父元素的颜色 */
}

@font-face {
    font-family: HiraMinProN;
    src: url('../font/HiraMinProN.otf');
}

body {
    overflow-x: hidden;
}

@keyframes TToBAnimation {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }

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

@keyframes BToTAnimation {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }

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

@keyframes LToRAnimation {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }

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

@keyframes RToLAnimation {
    0% {
        opacity: 0;
        transform: translateX(20px);
    }

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


@keyframes RandomHeightAnimation {
    0% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 100%, 0 100%);
    }

    20% {
        clip-path: polygon(0 0, 100% 0, 100% 70%, 50% 100%, 0 100%);
    }

    50% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 60%, 0 100%);
    }

    70% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 80%, 0 70%);
    }

    100% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 100%, 0 100%);
    }
}

@keyframes PolygonShowLTRAnimation {
    0% {
        clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
    }
    100% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
}

@keyframes FirstLoadTextAnimation {
    0% {
        filter: blur(20px);
        transform: scale(10);
        opacity: 0;
    }

    100% {
        opacity: 1;
        transform: scale(1);
        filter: blur(0);
    }
}

.main {
    width: 1920px;
    overflow-x: hidden;
    min-width: 750px;
}

.mainContent {
    width: 1920px;
    height: 1080px;
    overflow: hidden;
    background-color: #F8FFFD;
    position: relative;
}

.mainContent:nth-of-type(1) {
    background-color: #f8fffd05;
}

.mainContent:nth-of-type(2) {
    height: 800px;
}

.mainContent_header {
    display: flex;
    width: 1920px;
    height: 180px;
    align-items: center;
    justify-content: space-between;
    padding: 0 240px;
    box-sizing: border-box;
}

.mainContent_header_Logo {
    width: 381px;
    height: 80px;
    animation: 1s TToBAnimation linear forwards;
}

.mainContent_header_Logo img {
    width: 381px;
    height: 80px;
    object-fit: contain;
}

.mainContent_header_tabList {
    display: flex;
    align-items: center;
}

.mainContent_header_tab {
    width: 180px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 28px;
    margin: 0 20px;
    animation: 1s TToBAnimation linear forwards;
    cursor: pointer;
}

.mainContent_header_tab:nth-of-type(1) {
    background-color: rgba(6, 255, 206, 1);
}

.mainContent_header_tab span {
    font-family: HiraMinProN;
    font-weight: normal;
    font-size: 24px;
    color: #002B39;
    line-height: 36px;
    text-align: center;
    font-style: normal;
}

.mainContent_1_bgIconList {
    position: absolute;
    top: 0;
    left: 0;
    height: 1080px;
    width: 1920px;
    background-color: #F8FFFD;
    pointer-events: none;
    z-index: -1;
    filter: blur(14px);
}

.mainContent_1_bgIcon {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 1920px;
    height: 200px;
    background: linear-gradient(180deg, #15efddb3, #DDFEFB);
    animation: RandomHeightAnimation 10s linear infinite;
}


.mainContent_1_content {
    margin: 300px auto 0;
    width: 1373px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.mainContent_1_content span {
    font-family: HiraMinProN;
    font-weight: normal;
    font-size: 100px;
    color: #002B39;
    line-height: 160px;
    text-align: center;
    font-style: normal;
    opacity: 0;
    animation: FirstLoadTextAnimation 1s linear forwards;
}

.mainContent_1_content span:nth-of-type(2) {
    animation-delay: 0.4s;
}

.mainContent_2_content {
    margin: 100px auto 0;
    width: 1373px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.mainContent_2_active .mainContent_2_content span {
    animation: 1.2s PolygonShowLTRAnimation linear forwards;
}

.mainContent_2_content span {
    font-family: HiraMinProN;
    font-weight: normal;
    font-size: 100px;
    color: #002B39;
    line-height: 160px;
    text-align: center;
    font-style: normal;
    clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
    white-space: nowrap;
    
}

.mainContent_2_content span:nth-of-type(2) {
    animation-delay: 1.2s;
}

.mainContent_2_content span:nth-of-type(3) {
    animation-delay: 2.4s;
}

.mainContent_3_active .mainContent_3_content_text,
.mainContent_3_active .mainContent_3_content_icon {
    animation: 1.2s BToTAnimation linear forwards;
}

.mainContent_3_content_text {
    position: relative;
    width: 943px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 100px auto 0;
    opacity: 0;
}

.mainContent_3_content_text::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    width: 943px;
    height: 40px;
    display: block;
    background: #C6EFE6;
    filter: blur(12px);
    border-radius: 20px;
}

.mainContent_3_content_text span {
    font-family: HiraMinProN;
    font-weight: normal;
    font-size: 100px;
    color: #002B39;
    line-height: 150px;
    text-align: center;
    font-style: normal;
    text-transform: uppercase;
    z-index: 2;
}

.mainContent_3_content_icon {
    width: 1423px;
    height: 862px;
    margin: 80px auto 0;
    opacity: 0;
    animation-delay: 0.4;
}

.mainContent_3_content_icon img {
    width: 1423px;
    height: 762px;
    object-fit: contain;
    animation-delay: 0.8s;
}

.mainContent_4_active .mainContent_4_content_text span {
    animation: 1.2s RToLAnimation linear forwards;
}

.mainContent_4_active .mainContent_4_content_icon {
    animation: 1.2s LToRAnimation linear forwards;
}

.mainContent_4_content_text {
    width: 936px;
    height: 260px;
    display: flex;
    flex-direction: column;
    position: absolute;
    right: 0px;
    top: 470px;
}

.mainContent_4_content_text span:nth-of-type(1) {
    font-family: HiraMinProN;
    font-weight: normal;
    font-size: 80px;
    color: #002B39;
    line-height: 120px;
    font-style: normal;
    opacity: 0;
}

.mainContent_4_content_text span:nth-of-type(2) {
    width: 936px;
    font-family: SFUIText, SFUIText;
    font-weight: 400;
    font-size: 52px;
    color: #002b39a2;
    line-height: 68px;
    text-align: left;
    font-style: normal;
    opacity: 0;
    animation-delay: 0.4s;
}

.mainContent_4_content_icon {
    position: absolute;
    top: 96px;
    left: 240px;
    width: 680px;
    height: 957px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation-delay: 0.8s;
    opacity: 0;
}

.mainContent_4_content_icon img {
    width: 680px;
    height: 957px;
    object-fit: contain;
}

.mainContent_5_active .mainContent_5_content_text span {
    animation: 1.2s LToRAnimation linear forwards;
}

.mainContent_5_active .mainContent_5_content_icon {
    animation: 1.2s RToLAnimation linear forwards;
}

.mainContent_5_content_text {
    width: 936px;
    height: 260px;
    display: flex;
    flex-direction: column;
    position: absolute;
    left: 240px;
    top: 470px;
}

.mainContent_5_content_text span:nth-of-type(1) {
    font-family: HiraMinProN;
    font-weight: normal;
    font-size: 80px;
    color: #002B39;
    line-height: 120px;
    font-style: normal;
    opacity: 0;
}

.mainContent_5_content_text span:nth-of-type(2) {
    width: 936px;
    font-family: SFUIText, SFUIText;
    font-weight: 400;
    font-size: 52px;
    color: #002b39a2;
    line-height: 68px;
    text-align: left;
    font-style: normal;
    animation-delay: 0.4s;
    opacity: 0;
}

.mainContent_5_content_icon {
    position: absolute;
    right: 240px;
    top: 96px;
    width: 680px;
    height: 957px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation-delay: 0.8s;
    opacity: 0;
}

.mainContent_5_content_icon img {
    width: 680px;
    height: 957px;
    object-fit: contain;
}

.mainContent_6_active .mainContent_6_logo,
.mainContent_6_active .mainContent_6_text span {
    animation: 1.2s BToTAnimation linear forwards;

}

.mainContent_6_logo {
    margin: 200px auto 0;
    width: 292px;
    height: 292px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
}

.mainContent_6_logo img {
    width: 292px;
    height: 292px;
    object-fit: contain;
}

.mainContent_6_text {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 1046px;
    margin: 10px auto 0;
}

.mainContent_6_text span:nth-of-type(1) {
    font-family: HiraMinProN;
    font-weight: normal;
    font-size: 80px;
    color: #002B39;
    line-height: 120px;
    text-align: center;
    font-style: normal;
    animation-delay: 0.4;
    opacity: 0;
}


.mainContent_6_text span:nth-of-type(2) {
    font-family: SFUIText, SFUIText;
    font-weight: 500;
    font-size: 42px;
    color: #3D3D3D;
    line-height: 50px;
    text-align: center;
    font-style: normal;
    white-space: nowrap;
    animation-delay: 0.8;
    opacity: 0;
}

.mainContent_6_text_2 {
    margin: 300px auto 0;
    width: 1920px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.mainContent_6_text_2 span {
    font-family: Roboto, Roboto;
    font-weight: bold;
    font-size: 20px;
    color: #23372B;
    line-height: 24px;
    text-align: center;
    font-style: normal;
    z-index: 2;
}

.mainContent_6_text_2 i {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 1920px;
    height: 100px;
    filter: blur(20px);
    transform: rotate(180deg);
}

.mainContent_6_text_2 i::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 1920px;
    height: 100px;
    background: linear-gradient(180deg, #15efddb3, #DDFEFB);
    animation: RandomHeightAnimation 10s linear infinite;
}