.study-intro,
.container.study-intro {
    width: 100%;
    height: 100vh;
    max-height: 54vw;
    position: relative;
    overflow: hidden;
}

.study-intro .visual-container,
.study-intro .visual-container .aspect-container {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    object-fit: cover;
}

.study-intro .visual-container .aspect-container {
    padding-bottom: 0;
}

.study-intro .content-wrapper {
    position: absolute;
    height: 100%;
    width: calc(100vw * 1020 / var(--page-width));
    z-index: 1;
    right: 0;
    bottom: 0;
    z-index: 3;
}

.study-intro .content:before {
    content: "";
    display: block;
    width: 0;
    height: 0;
    background-color: var(--color-white);
    position: absolute;
    top: 0;
    left: 0;
    transform: translate(-100%, -100%);
    transition: all 0.4s ease;
}

.study-intro.loaded .content:before {
    width: calc(100vw * 100 / var(--page-width));
    height: calc(100vw * 100 / var(--page-width));
    transition-delay: 0.8s;
}

.study-intro .content-wrapper .part {
    display: flex;
    align-items: center;
    height: 33.5%;
    width: 100%;
    background-color: var(--color-white);
    transform: translate3d(101%, 0, 0);
}

.study-intro .content-wrapper .part:nth-child(1) {
    width: calc(100vw * 645 / var(--page-width));
    height: 33%;
    transform: translate3d(calc(100vw * 1025 / var(--page-width)), 0, 0);
}

.study-intro.loaded .content-wrapper .part {
    transform: translate3d(0, 0, 0);
}

.study-intro.loaded .content-wrapper .part:nth-child(1) {
    transform: translate3d(calc(100vw * 376 / var(--page-width)), 0, 0);
}

.study-intro.loaded .content-wrapper .part:nth-child(2) {
    transition-delay: 0.2s;
}

.study-intro.loaded .content-wrapper .part:nth-child(3) {
    transition-delay: 0.4s;
}

.study-intro .content {
    position: absolute;
    bottom: 0;
    left: 0;
    display: flex;
    width: 100%;
    height: 67%;
    align-items: center;
    justify-content: center;
    z-index: 1;
    flex-direction: column;
}

.study-intro .content .title,
.study-intro .content .text {
    opacity: 0;
    transform: translate3d(0, 25%, 0);
    display: block;
    width: 100%;
    padding-left: calc(100vw * 150 / var(--page-width));
}

.study-intro.loaded .content .title,
.study-intro.loaded .content .text {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    -webkit-transition:
        opacity 0.4s ease,
        transform 0.4s ease;
    transition:
        opacity 0.4s ease,
        transform 0.4s ease;
    transition-delay: 0.9s;
}

.study-intro .content .title {
    margin-bottom: calc(100vw * 40 / var(--page-width));
    padding-right: calc(100vw * 80 / var(--page-width));
}

.study-intro.loaded .content .text {
    transition-delay: 1.2s;
    padding-right: calc(100vw * 270 / var(--page-width));
}

.study-intro.loaded .content .text p:last-of-type {
    margin-bottom: 0;
}

.study-intro.loaded .content .text .buttons {
    display: block;
    margin-top: calc(100vw * 24 / var(--page-width));
}

.study-intro .buttons.mobile {
    display: none;
}

.study-intro.loaded .content .text .button {
    display: inline-block;
}

.study-intro.loaded .content .text .button:first-child {
    margin-right: calc(100vw * 20 / var(--page-width));
}

@media screen and (max-width: 740px) {
    .study-intro,
    .container.study-intro {
        padding-top: calc(100vw * 160 / var(--page-width));
        display: flex;
        flex-direction: column-reverse;
        height: auto;
        max-height: unset;
    }

    .study-intro .content-wrapper .part,
    .study-intro .content:before {
        display: none !important;
    }

    .study-intro .visual-container {
        position: relative;
        width: calc(100vw + 2 * var(--padding-general)) !important;
        left: calc(-1 * var(--padding-general));
    }

    .study-intro .visual-container,
    .study-intro .visual-container .aspect-container {
        position: relative;
        height: 112vw;
    }

    .study-intro .visual-container .hover {
        opacity: 1;
    }

    .study-intro .content-wrapper,
    .study-intro .content {
        position: relative;
        display: block;
        width: 100%;
        height: auto;
    }

    .study-intro .content-wrapper {
        margin-bottom: calc(100vw * 40 / var(--page-width));
    }

    .study-intro.loaded .content .title,
    .study-intro.loaded .content .text {
        width: 100%;
        padding-left: 0;
        padding-right: 0;
    }

    .study-intro .content .title {
        font-size: var(--font-size-h3);
        line-height: var(--line-height-h3);
        letter-spacing: var(--letter-spacing-h3);
        margin-bottom: calc(100vw * 40 / var(--page-width));
    }

    .study-intro > figure {
        position: relative;
    }

    .study-intro .buttons.mobile {
        display: flex;
        flex-wrap: wrap;
        flex-direction: row;
        width: 100%;
        justify-content: space-between;
        position: fixed;
        bottom: 0;
        left: 50%;
        -webkit-transform: translate3d(-50%, 0, 0);
        transform: translate3d(-50%, 0, 0);
        z-index: 3;
        padding: var(--padding-general);
    }

    .study-intro.loaded .content .text .buttons.desktop {
        display: none;
    }

    .study-intro .buttons.mobile .request-button {
        background-color: var(--color-background-2);
        border-color: var(--color-background-2);
    }

    .study-intro .buttons.mobile .button {
        width: 45vw;
        font-size: 14px;
        line-height: calc(100vw * 60 / var(--page-width));
        height: calc(100vw * 60 / var(--page-width));
    }

    footer.container {
        padding-bottom: calc(100vw * 90 / var(--page-width));
    }
}