:root {
    --bold: 700;
    --semiBold: 600;
    --medium: 500;
    --regular: 400;
}

/* pc 端 */
@media screen and (min-width: 800.1px) {

    /*  */
    /* 公共样式 */
    .TITLE-LARGE {
        font-size: 64px;
        font-weight: var(--semiBold);
        text-align: center;
        line-height: 95px;
        letter-spacing: 0.75px;
    }

    .TITLE {
        font-size: 54px;
        font-weight: var(--semiBold);
        text-align: center;
        color: #000000;
        line-height: 81px;
    }

    /* 单独title，没有subtitle的情况 */
    .TITLE-SINGLE {
        font-size: 52px;
        font-weight: var(--semiBold);
        text-align: center;
        color: #000000;
        line-height: 78px;
    }

    .SUBTITLE {
        width: 1200px;
        height: 64px;
        font-size: 20px;
        text-align: center;
        color: #000000;
        line-height: 32px;
    }

    .SUBTILE-MARGIN {
        margin-top: 20px;
    }

    .COLUMN {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .BOTTOM-BTN {
        display: flex;
        flex-direction: row;
        margin-top: 64px;
    }

    .button-with-scale:hover {
        cursor: pointer;
        animation: 1000ms linear 0s 1 normal both running animation-1;
    }

    .BUTTON {
        width: 266px;
        height: 60px;
        border-radius: 31px;
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        font-size: 24px;
        font-weight: var(--semiBold);
        text-align: center;
        color: #ffffff;
        line-height: 44px;
    }

    .button-with-hollow {
        mix-blend-mode: screen;
        width: 266px;
        height: 60px;
        border-radius: 31px;
        background-color: #fff;
        color: #000;
    }

    /* 箭头按钮 */
    .BUTTON-WITH-ARROW {
        font-size: 24px;
        font-weight: var(--semiBold);
        text-align: right;
        color: #3377ff;
        line-height: 44px;
        display: flex;
        flex-direction: row;
        align-items: center;
        cursor: pointer;
    }

    /* 右箭头 */
    .arrow-right {
        content: "";
        height: 10px;
        width: 10px;
        border-color: #3377ff;
        border-style: solid;
        border-width: 2.5px 2.5px 0 0;
        margin-left: 20px;
        transform: rotateZ(45deg);
    }

    .ar .arrow-right {
        margin-left: 0;
        margin-right: 20px;
        border-width: 0 0 2.5px 2.5px;
    }

    /* 上箭头 */
    .arrow-up {
        content: "";
        height: 10px;
        width: 10px;
        border-color: #3377ff;
        border-style: solid;
        border-width: 2.5px 2.5px 0 0;
        margin-left: 20px;
        transform: rotateZ(-45deg);
        top: 14px;
    }

    /* 下箭头 */
    .arrow-down {
        content: "";
        height: 10px;
        width: 10px;
        border-color: #3377ff;
        border-style: solid;
        border-width: 2.5px 2.5px 0 0;
        margin-left: 20px;
        transform: rotateZ(135deg);
        top: 10px
    }

    /* faq */
    .faq {
        padding-top: 135px;
        padding-bottom: 180px;
    }

    .faq-content {
        margin-top: 70px;
        display: flex;
        flex-direction: row;
        justify-content: center;
    }

    .faq-left {
        width: 330px;
        display: flex;
        flex-direction: column;
        padding-top: 121px;
    }

    .faq-subtitle {
        font-size: 34px;
        font-weight: 500;
        text-align: left;
        color: #000000;
        line-height: 51px;
        margin-top: 9px;
    }

    .ar .faq-subtitle {
        text-align: right;
    }

    .faq-desc {
        font-size: 14px;
        font-weight: 400;
        text-align: left;
        color: #000000;
        line-height: 20px;
        margin-top: 9px;
    }

    .ar .faq-desc {
        text-align: right;
    }

    .faq-btn {
        margin-top: 152px;
    }

    .faq-right {
        width: 836px;
        margin-left: 97px;
    }

    .ar .faq-right {
        margin-left: 0;
        margin-right: 97px;
    }

    .faq-list-item {
        margin-bottom: 20px;
        background: #ffffff;
        border-radius: 8px;
        box-shadow: 0px 0px 8px 2px rgba(0, 145, 255, 0.06);
        padding: 34px 26px 35px 20px;
        cursor: pointer;
    }

    .faq-item-q-container {
        position: relative;
        cursor: pointer;
    }

    .faq-item-q-arrow {
        position: absolute;
        right: 0;
    }

    .ar .faq-item-q-arrow {
        right: auto;
        left: 0;
    }

    .faq-item-q {
        font-size: 22px;
        font-weight: 500;
        text-align: left;
        color: #000000;
        line-height: 33px;
    }

    .ar .faq-item-q {
        text-align: right;
    }

    .faq-item-a {
        font-size: 14px;
        font-weight: 400;
        text-align: left;
        color: #000000;
        line-height: 21px;
        margin-top: 10px;
        display: none;
    }

    .ar .faq-item-a {
        text-align: right;
    }
}

/* mobile  */
@media screen and (max-width: 800px) {

    /* 公共样式 */
    .TITLE-LARGE {
        font-size: 24px;
        font-weight: var(--semiBold);
        text-align: center;
        line-height: 36px;
        letter-spacing: 0.28px;
    }

    .TITLE {
        font-size: 24px;
        font-weight: var(--semiBold);
        text-align: center;
        color: #000000;
        line-height: 36px;
    }

    /* 单独title，没有subtitle的情况 */
    .TITLE-SINGLE {
        font-size: 24px;
        font-weight: var(--semiBold);
        text-align: center;
        color: #000000;
        line-height: 36px;
    }

    .SUBTITLE {
        font-size: 12px;
        text-align: center;
        line-height: 16px;
    }

    .SUBTILE-MARGIN {
        margin-top: 8px;
    }

    .COLUMN {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .BOTTOM-BTN {
        display: flex;
        flex-direction: row;
        margin-top: 64px;
    }

    .button-with-scale:hover {
        cursor: pointer;
        animation: 1000ms linear 0s 1 normal both running animation-1;
    }

    .BUTTON {
        width: 133px;
        height: 30px;
        border-radius: 15px;
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        font-size: 12px;
        font-weight: var(--semiBold);
        text-align: center;
        color: #ffffff;
        line-height: 22px;
    }

    .button-with-hollow {
        mix-blend-mode: screen;
        background-color: #fff;
        color: #000;
    }

    /* 箭头按钮 */
    .BUTTON-WITH-ARROW {
        font-size: 15px;
        font-weight: var(--semiBold);
        text-align: right;
        color: #3377ff;
        line-height: 22px;
        display: flex;
        flex-direction: row;
        align-items: center;
        cursor: pointer;
    }

    /* 右箭头 */
    .arrow-right {
        content: "";
        height: 10px;
        width: 10px;
        border-color: #3377ff;
        border-style: solid;
        border-width: 2.5px 2.5px 0 0;
        margin-left: 20px;
        transform: rotateZ(45deg);
    }

    .ar .arrow-right {
        margin-left: 0;
        margin-right: 20px;
        border-width: 0 0 2.5px 2.5px
    }


    /* 上箭头 */
    .arrow-up {
        content: "";
        height: 10px;
        width: 10px;
        border-color: #3377ff;
        border-style: solid;
        border-width: 2.5px 2.5px 0 0;
        margin-left: 20px;
        transform: rotateZ(-45deg);
        top: 8px;
    }

    /* 下箭头 */
    .arrow-down {
        content: "";
        height: 10px;
        width: 10px;
        border-color: #3377ff;
        border-style: solid;
        border-width: 2.5px 2.5px 0 0;
        margin-left: 20px;
        transform: rotateZ(135deg);
        top: 5px
    }

    /* faq */
    .faq {
        padding: 80px 6px 80px 6px;
    }

    .faq-content {
        margin-top: 12px;
        display: flex;
        flex-direction: column-reverse;
    }

    .faq-left {
        display: flex;
        flex-direction: column;
        align-items: center;
        margin-top: 45px;
        padding-left: 10px;
        padding-right: 10px;
    }

    .faq-subtitle {
        font-size: 27px;
        font-weight: var(--medium);
        text-align: center;
        line-height: 25px;
    }

    .ar .faq-subtitle {
        text-align: center;
    }


    .faq-desc {
        font-size: 12px;
        text-align: center;
        line-height: 17px;
        margin-top: 10px;
    }

    .ar .faq-desc {
        text-align: right;
    }

    .faq-btn {
        margin-top: 42px;
    }

    .faq-right {
        width: 100%;
        margin-top: 33px;
    }

    .faq-list-item {
        margin-bottom: 22px;
        background: #ffffff;
        border-radius: 4px;
        box-shadow: 0px 0px 4px 1px rgba(0, 145, 255, 0.06);
        padding: 15px 18px 18px 15px;
        cursor: pointer;
    }

    .faq-item-q-container {
        position: relative;
    }

    .faq-item-q-arrow {
        position: absolute;
        right: 0;
    }

    .ar .faq-item-q-arrow {
        right: auto;
        left: 0;
        margin-right: 20px;
        margin-left: 0px;
    }

    .faq-item-q {
        font-size: 14px;
        font-weight: var(--medium);
        text-align: left;
        color: #000000;
        line-height: 21px;
        margin-right:10px;
    }

    .ar .faq-item-q {
        text-align: right;
        margin-right:0px;
    }

    .faq-item-a {
        font-size: 12px;
        text-align: left;
        color: #000000;
        line-height: 18px;
        margin-top: 9px;
        display: none;
    }

    .ar .faq-item-a {
        text-align: right;
    }
}