@font-face {
    font-family: 'Inter';
    src: url('./fonts/Inter-Bold.woff2') format('woff2');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('./fonts/Inter-ExtraBold.woff2') format('woff2');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('./fonts/Inter-Medium.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('./fonts/Inter-Regular.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('./fonts/Inter-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

/*---------- common start ----------*/

* {
    margin: 0;
    padding: 0;
}
html {
    font-size: 10px;
    font-family: 'Inter', Verdana, Arial, sans-serif;
    color: #2F2F2F;
}
body.loading {
    height: 100vh;
    overflow: hidden;
}
.mobile {
    display: none !important;
}
.black_link {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #2F2F2F;
    font-size: 2rem;
    line-height: 1em;
    font-weight: 600;
    color: #FFFFFF;
    text-decoration: none;
    cursor: pointer;
    padding: 2.4rem 2.5rem;
    border-radius: 7.5rem;
    transition: transform .4s ease;
    position: relative;
    box-sizing: border-box;
}
.black_link:hover {
    transform: scale(1.05);
}
.black_link.with_arrow:before {
    content: '';
    display: block;
    width: 7rem;
    height: 7rem;
    background-image: url(./img/arrow_left_white.svg);
    background-repeat: no-repeat;
    background-size: 50% 50%;
    background-position: center;
    position: absolute;
    top: 0;
    left: 100%;
    transition: transform .4s ease;
    background-color: #2F2F2F;
    border-radius: 50%;
}
.black_link.with_arrow:hover:before {
    transform: translateX(1rem);
}
.bold_text {
    font-weight: 600;
}

/*----------common end ----------*/

/*---------- index start ----------*/

.breadcrumbs {
    display: block;
    width: 100%;
    height: auto;
    padding-left: 45rem;
    padding-right: 50rem;
    box-sizing: border-box;
    font-size: 2rem;
    line-height: 1.1em;
    padding-top: 2rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.breadcrumbs a {
    color: inherit;
    text-decoration: underline;
    cursor: pointer;
}
.breadcrumbs a:hover {
    text-decoration: none;
}
.index_main {
    display: block;
    width: 100%;
    height: auto;
    position: relative;
    padding-bottom: 12.7rem;
    padding-left: 44.8rem;
    padding-top: 7.2rem;
    box-sizing: border-box;
}
.oncode_logo {
    display: block;
    width: 12.4rem;
    position: fixed;
    top: 5.3rem;
    left: 4.4rem;
    z-index: 2;
    transform: translateY(1rem);
    opacity: 0;
    transition: .8s ease .5s;
}
.oncode_logo img {
    display: block;
    width: 100%;
}
.start_anim.oncode_logo {
    opacity: 1;
    transform: none;
}
.navigation_section {
    display: block;
    width: 21rem;
    height: auto;
    position: fixed;
    top: 30rem;
    left: 19.8rem;
}
.navigation_container {
    display: block;
    width: 100%;
    height: auto;
}
.navigation_list {
    display: block;
    width: 100%;
    height: auto;
    list-style: none;
    position: relative;
}
.navigation_list:before {
    content: '';
    display: block;
    width: .2rem;
    height: 98%;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 1.1rem;
    z-index: 1;
    background-color: #D5D5D5;
}
.navigation_item {
    display: block;
    width: 100%;
    height: auto;
    margin-top: 5rem;
    list-style: none;
    position: relative;
    z-index: 2;
}
.navigation_item:first-child {
    margin-top: 0;
}
.navigation_item:last-child {
    background-color: #FFFFFF;
}
.navigation_button {
    display: block;
    width: 100%;
    height: auto;
    background-color: transparent;
    border: none;
    outline: none;
    color: #D5D5D5;
    font-size: 2rem;
    line-height: normal;
    font-family: 'Inter';
    cursor: pointer;
    padding-left: 3.5rem;
    box-sizing: border-box;
    position: relative;
    text-align: left;
    font-weight: 600;
}
.navigation_button:before {
    content: '';
    display: block;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 50%;
    border: .2rem solid #D5D5D5;
    background-color: #FFFFFF;
    position: absolute;
    top: 0;
    left: 0;
}
.navigation_button.active_navigation_button {
    color: #2F2F2F;
}
.navigation_button.active_navigation_button:before {
    border-color: #2F2F2F;
    background-color: #2F2F2F;
}
.info_section {
    display: block;
    width: 100%;
    height: auto;
    position: relative;
    padding-top: 67.3rem;
}
.person_info_box {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 127.4rem;
    height: 81.1rem;
    background-image: url(./img/bg_person_full_desktop.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-position: center;
    padding: 0 2.8rem;
    box-sizing: border-box;
    min-height: 27.6rem;
    max-height: 81.1rem;
    position: fixed;
    left: 44.8rem;
    top: 7.2rem;
}
.person_info_box.hidden_content {
    cursor: pointer;
}
.person_image_container {
    display: block;
    height: 43.1rem;
    min-height: 17.4rem;
    margin-right: 3.5rem;
}
.person_image_container img {
    display: block;
    height: 100%;
}
.person_info_container {
    display: block;
    width: auto;
}
.person_info_hiding_box {
    display: block;
    width: 100%;
    overflow: hidden;
}
.hiding_container {
    display: block;
    width: 100%;
    padding-top: 4.7rem;
    padding-bottom: 2rem;
}
.person_title {
    display: block;
    width: 100%;
    height: auto;
    text-align: left;
    font-size: 4.1rem;
    line-height: normal;
    font-weight: 600;
    transition: font-size .4 ease, padding 2s ease;
    box-sizing: border-box;
    padding-right: 0;
}
.hidden_content .person_title {
    font-size: 2.5rem;
    padding-right: 30rem;
}
.person_name {
    display: block;
    width: 100%;
    height: auto;
    text-align: left;
    font-size: 2.5rem;
    line-height: normal;
    font-weight: 600;
    transition: opacity .4s ease;
}
.person_description {
    display: block;
    width: 100%;
    height: auto;
    text-align: left;
    font-size: 2rem;
    line-height: normal;
    font-weight: 400;
    margin-top: 2rem;
    transition: opacity .4s ease;
}
.hidden_content .person_name,
.hidden_content .person_description {
    opacity: 0;
}

.info_page_item {
    display: block;
    width: 115.8rem;
    padding-top: 5rem;
    box-sizing: border-box;
    padding-bottom: 10rem;
}
.info_page_1 {
     padding-top: 35rem; 
}
.diagnosis_page_item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 5rem 0;
}
.info_page_title {
    display: block;
    width: 100%;
    height: auto;
    font-size: 4.6rem;
    line-height: normal;
    font-weight: 600;
}
.standard_text {
    display: block;
    width: 100%;
    height: auto;
    font-size: 2rem;
    line-height: normal;
    font-weight: 400;
    margin-top: 2.5rem;
    color: #6E6E6E;
}
.standard_text .standard_text_link {
    text-decoration: underline;
    cursor: pointer;
    color: #6E6E6E;
}
.standard_text .standard_text_link:hover {
    text-decoration: none;
}
.standard_title_mini {
    display: block;
    height: auto;
    font-size: 2.5rem;
    line-height: normal;
    font-weight: 600;
    margin-top: 2.5rem;
}
.demo_image_container {
    display: block;
    width: 100%;
    height: auto;
    margin-top: 2.5rem;
}
.demo_image_container.half_width {
    width: 50%;
}
.demo_image {
    display: block;
    width: 100%;
}
.demo_image_description {
    display: block;
    width: 100%;
    height: auto;
    font-size: 1.5rem;
    line-height: normal;
    font-weight: 400;
    margin-top: 1.25rem;
    color: #6E6E6E;
}
.next_button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 15.2rem;
    height: 7.1rem;
    background-color: #F2F2F4;
    border-radius: 7.6rem;
    color: #2F2F2F;
    font-family: 'Inter';
    font-weight: 500;
    border: none;
    outline: none;
    cursor: pointer;
    transition: transform .4s ease;
    margin-top: 5rem;
    font-size: 2rem;
    line-height: 1em;
}
.next_button:hover {
    transform: scale(1.05);
}
.diagnosis_container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 127.5rem;
    height: 19.7rem;
    background-image: url(./img/bg_diagnosis.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-position: center;
    padding: 1rem 12rem;
    box-sizing: border-box;
    margin-top: 5.1rem;
}
.diagnosis_text {
    display: block;
    width: 100%;
    height: auto;
    text-align: left;
    font-size: 2.5rem;
    line-height: 1.2em;
    font-weight: 600;
}
.back_to_top_button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
        opacity: 0;
    width: 9rem;
    height: 9rem;
    background-color: #2F2F2F;
    border-radius: 50%;
    position: fixed;
    right: 10rem;
    bottom: 5rem;
    z-index: -100;
    transition: opacity .4s ease, background-color .4s ease;
    border: none;
    outline: none;
    cursor: pointer;
}
.back_to_top_button svg {
    width: 50%;
    fill: #FFFFFF;
}
.back_to_top_button.active {
    z-index: 100;
    opacity: 1;
}
.back_to_top_button.active:hover {
    background-color: #328B93;
}
.dropdown_box {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid #D1D1D1;
    box-sizing: border-box;
    border-radius: 3.8rem;
    margin-top: 2.5rem;
    position: relative;
    overflow: hidden;
}
.dropdown_box.active_dropdown {
    overflow: visible;
}
.dropdown_button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    width: 100%;
    min-height: 13.2rem;
    background-color: transparent;
    border: none;
    outline: none;
    font-size: 2.5rem;
    line-height: normal;
    font-weight: 600;
    color: #2F2F2F;
    font-family: 'Inter';
    padding-right: 9.4rem;
    padding-left: 5rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
    box-sizing: border-box;
    cursor: pointer;
    transition: background-color .4s ease;
    position: relative;
    border-radius: inherit;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
.dropdown_button:hover {
    background-color: #F9F9F9;
}
.dropdown_button:before {
    content: '';
    display: block;
    width: 2.3rem;
    height: 2.3rem;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto 0;
    left: 1.8rem;
    transition: opacity .4s ease;
    opacity: 0;
}
.dropdown_button.bad_answer:before {
    background-image: url(./img/icon_bad_answer.svg);
}
.dropdown_button.good_answer:before {
    background-image: url(./img/icon_good_answer.svg);
}
.dropdown_button.middle_answer:before {
    background-image: url(./img/icon_middle_answer.svg);
}
.dropdown_button:after {
    content: '';
    display: block;
    width: 2rem;
    height: 2rem;
    border: 2px solid #000000;
    border-top-color: transparent;
    border-right-color: transparent;
    transform: rotate(-45deg);
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto 0;
    right: 5rem;
    transition: transform .4s ease;
}
.active_dropdown .dropdown_button:before {
    opacity: 1;
}
.active_dropdown .dropdown_button:after {
    transform: rotate(-225deg);
}
.dropdown_button span {
    text-align: left;
}
.dropdown_button span.hidden_text {
    display: none;
}
.active_dropdown .dropdown_button span.hidden_text {
    display: inline;
}
.dropdown_container {
    display: block;
    width: 100%;
    height: auto;
    overflow: hidden;
    max-height: 0;
    transition: max-height .4s ease;
}
.dropdown_wrapper {
    display: block;
    width: 100%;
    height: auto;
    padding: 0 0 5rem;
    box-sizing: border-box;
}
.text_list {
    display: block;
    width: 100%;
    height: auto;
    list-style: none;
    margin-top: 2.5rem;
}
.text_list.border_text_list {
    border: 1px solid #D1D1D1;
    padding: 2.5rem;
    box-sizing: border-box;
    border-radius: 2rem;
}
.text_list.bg_text_list {
    background-color: #F6F6F6;
    border-radius: 4rem;
    padding-top: 5rem;
    padding-bottom: 5rem;
}
.text_list_item {
    display: block;
    width: 100%;
    margin-top: 2rem;
    padding-left: 4rem;
    box-sizing: border-box;
    position: relative;
}
.text_list_item:first-child {
    margin-top: 0;
}
.text_list_item:before {
    content: '';
    display: block;
    width: 0.8rem;
    height: 0.8rem;
    background-color: #2F2F2F;
    opacity: .7;
    border-radius: 50%;
    position: absolute;
    top: 0.8em;
    left: 1.5em;
}
.text_list_item .standard_text {
    margin-top: 0;
}
.dropdown_wrapper .standard_text:nth-of-type(1) {
    margin-top: 0;
}
.dropdown_wrapper > * {
    padding-right: 5rem;
    padding-left: 5rem;
    box-sizing: border-box;
}

.explanation_link {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    width: 17.7rem;
    height: 6.9rem;
    position: absolute;
    left: 100%;
    font-size: 1.5rem;
    line-height: normal;
    color: #6B6B6B;
    cursor: pointer;
    text-decoration: underline;
    text-align: left;
    padding-left: 2.5em;
    padding-right: 1em;
    box-sizing: border-box;
    background-image: url(./img/bg_explanation.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-position: 0 center;
    transition: transform .4s ease, opacity .4s ease;
    pointer-events: none;
    opacity: 0;
}
.explanation_link:hover {
    text-decoration: none;
    transform: scale(1.05);
}
.active_dropdown .explanation_link {
    opacity: 1;
    pointer-events: auto;
}
.explanation_link_1 {
    top: 113rem;
}
.explanation_link_2 {
    top: 121rem;
}
.explanation_link_3 {
    top: 129rem;
}
.explanation_link_4 {
    top: 258rem;
}
.explanation_link_5 {
    top: 108rem;
}
.explanation_link_6 {
    top: 117rem;
}
.explanation_link_7 {
    top: 126rem;
}
.explanation_link_8 {
    top: 257rem;
}
.explanation_link_9 {
    top: 110rem;
}
.explanation_link_10 {
    top: 118rem;
}
.explanation_link_11 {
    top: 126rem;
}
.explanation_link_12 {
    top: 257rem;
}
.dropdown_box:nth-of-type(3) .dropdown_wrapper {
    padding-bottom: 0;
}
.ps_text {
    display: block;
    width: 100%;
    background-color: #F6F6F6;
    border-radius: 3.8rem;
    padding: 5rem;
    box-sizing: border-box;
    color: #6B6B6B;
    font-size: 2rem;
    line-height: normal;
    font-weight: 400;
    text-align: left;
    margin-top: 4.3rem;
}
.load_case_container {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    width: 100%;
    height: auto;
    margin-top: 5rem;
}
.load_case_container .black_link {
    width: 22.6rem;
    height: 7rem;
}
.load_case_container .another_cases_button {
    text-align: center;
    width: auto;
    margin-left: 2rem;
}
.load_case_container .load_case_footnote {
    display: block;
    width: auto;
    height: auto;
    text-align: left;
    font-size: 1.8rem;
    line-height: normal;
    font-weight: 400;
    margin-left: 7.7rem;
    color: #8C8C8C;
}
.calculators_container {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    width: 100%;
    height: auto;
    margin-top: 5rem;
}
.calculator_link {
    display: block;
    width: auto;
    font-size: 3rem;
    line-height: 1.1em;
    color: #2F2F2F;
    font-weight: 600;
    text-decoration: underline;
    cursor: pointer;
    padding-left: 2.2em;
    box-sizing: border-box;
    position: relative;
    margin-top: 2rem;
}
.calculator_link:first-child {
    margin-top: 0;
}
.calculator_link:before {
    content: '+-';
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    width: 1.7em;
    height: 1em;
    font-size: 1em;
    line-height: 1em;
    font-weight: 600;
    border-radius: 1em;
    border: 2px solid #2F2F2F;
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    margin: auto 0;
}
.calculator_link:hover {
    text-decoration: none;
}
.sources_container {
    display: block;
    width: 100%;
    height: auto;
    margin-top: 5rem;
}
.sources_title {
    display: block;
    width: 100%;
    height: auto;
    text-align: left;
    font-size: 2.5rem;
    line-height: 1.1em;
    font-weight: 600;
}
.sources_list {
    display: block;
    width: 100%;
    height: auto;
    list-style: none;
    margin-top: 2.5rem;
}
.sources_item {
    display: block;
    width: 100%;
    height: auto;
    list-style: none;
    margin-top: 1rem;
}
.sources_item:nth-child(1) {
    margin-top: 0;
}
.source_link {
    display: block;
    width: 100%;
    height: auto;
    font-size: 2rem;
    line-height: 1.1em;
    cursor: pointer;
    color: #6E6E6E;
    text-decoration: none;
    cursor: pointer;
}
.source_link .link_text {
    text-decoration: underline;
}
.source_link:hover .link_text {
    text-decoration: none;
}

/*---------- index end ----------*/

/*---------- footer start ----------*/

.index_footer {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
    height: auto;
    background-color: #FFFFFF;
    box-sizing: border-box;
    padding: 6.8rem 19.8rem;
    position: relative;
    z-index: 2;
}
.footer_item {
    display: block;
    width: auto;
}
.footer_text {
    display: block;
    width: auto;
    text-align: left;
    font-size: 1.8rem;
    line-height: normal;
    color: #191919;
}
.footer_link {
    display: block;
    width: auto;
    text-align: left;
    font-size: 1.8rem;
    line-height: normal;
    color: #4C83B4;
    text-decoration: underline;
    cursor: pointer;
    margin-top: 1.2rem;
}
.footer_link:hover {
    text-decoration: none;
}
.footer_text_footnote {
    display: block;
    width: auto;
    text-align: left;
    font-size: 1.8rem;
    line-height: normal;
    color: #191919;
    margin-top: 1.2rem;
    opacity: .5;
}

/*---------- footer end ----------*/

@media screen and (max-width: 1800px) {
    html {
        font-size: .52vw;
    }
}

@media screen and (max-width: 1440px) {
    .info_page_1 {
        padding-top: 15rem; 
    }
}

@media screen and (max-width: 1024px) {

    /*---------- common start ----------*/

    html {
        font-size: 1vw;
    }
    .mobile {
        display: block !important;
    }
    .desktop {
        display: none !important;
    }
    .black_link {
        font-size: 1.9rem;
        padding: 2.2rem 2.4rem;
        border-radius: 6rem;
    }
    .black_link.with_arrow:before {
        width: 6.7rem;
        height: 6.7rem;
    }

    /*----------common end ----------*/

    /*---------- index start ----------*/

    .breadcrumbs {
        padding-left: 11rem;
        padding-right: 20rem;
        font-size: 2rem;
        line-height: 1.1em;
        padding-top: 5rem;
    }
    .index_main {
        padding: 2.4rem 0 15.6rem;
    }
    .oncode_logo {
        position: absolute;
        width: 11.2rem;
        top: 7.4rem;
        left: 7.3rem;
    }
    .navigation_section {
        display: none;
    }
    .info_section {
        padding-top: 0;
    }
    .person_info_box {
        display: flex;
        flex-direction: row;
        justify-content: flex-start;
        align-items: center;
        flex-wrap: wrap;
        align-content: center;
        width: 93.8rem;
        height: 104.4rem;
        background-image: url(./img/bg_person_tablet.png);
        padding: 0 6.5rem;
        padding-right: 3rem;
        min-height: 0;
        max-height: 104.4rem;
        position: relative;
        left: auto;
        top: auto;
        margin: 0 auto;
    }
    .person_info_box.hidden_content {
        cursor: auto;
    }
    .person_image_container {
        width: 28.1rem;
        height: 24rem;
        min-height: 0;
        margin-right: 2rem;
        margin-top: 3.7rem;
        background-image: url(./img/person_image_tablet.png);
        background-repeat: no-repeat;
        background-size: contain;
        background-position: center;
    }
    .person_image_container img {
        display: none !important;
    }
    .person_info_container {
        width: 52rem;
        margin-top: 3.7rem;
    }
    .hiding_container {
        padding: 0;
    }
    .person_title {
        font-size: 4.8rem;
        transition: none;
        width: 90%;
    }
    .person_name {
        font-size: 2.3rem;
    }
    .person_description {
        font-size: 2rem;
        margin-top: 2rem;
    }
    .info_page_item {
        width: 100%;
        padding: 8.8rem 8rem 0;
    }
    .diagnosis_page_item {
        padding: 8.8rem 8rem 0;
    }
    .info_page_title {
        font-size: 4.3rem;
    }
    .standard_text {
        font-size: 1.9rem;
        margin-top: 2.4rem;
    }
    .standard_title_mini {
        width: 100%;
        font-size: 2.4rem;
        margin-top: 2.4rem;
    }
    .demo_image_container {
        margin-top: 2.5rem;
    }
    .demo_image_container.half_width {
        width: 100%;
    }
    .demo_image_description {
        font-size: 1.5rem;
        margin-top: 1.25rem;
    }
    .next_button {
        width: 14.4rem;
        height: 6.8rem;
        border-radius: 7.6rem;
        margin-top: 4.4rem;
        font-size: 1.9rem;
    }
    .diagnosis_container {
        width: 100%;
        height: 16rem;
        background-image: url(./img/bg_diagnosis.png);
        padding: 1rem 4rem;
        margin-top: 4.5rem;
    }
    .diagnosis_text {
        font-size: 2.4rem;
        text-align: center;
    }
    .back_to_top_button {
        width: 8rem;
        height: 8rem;
    }
.dropdown_box {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid #D1D1D1;
    box-sizing: border-box;
    border-radius: 3.8rem;
    margin-top: 2.5rem;
    position: relative;
    overflow: hidden;
}
.dropdown_box.active_dropdown {
    overflow: visible;
}
.dropdown_button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    width: 100%;
    height: auto;
    background-color: transparent;
    border: none;
    outline: none;
    font-size: 2.5rem;
    line-height: normal;
    font-weight: 600;
    color: #2F2F2F;
    font-family: 'Inter';
    padding-right: 9.4rem;
    padding-left: 5rem;
    padding-top: 3rem;
    padding-bottom: 3rem;
    box-sizing: border-box;
    cursor: pointer;
    transition: background-color .4s ease;
    position: relative;
    border-radius: inherit;
}
.dropdown_button:hover {
    background-color: #F9F9F9;
}
.dropdown_button:before {
    content: '';
    display: block;
    width: 2.3rem;
    height: 2.3rem;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto 0;
    left: 1.8rem;
    transition: opacity .4s ease;
    opacity: 0;
}
.dropdown_button.bad_answer:before {
    background-image: url(./img/icon_bad_answer.svg);
}
.dropdown_button.good_answer:before {
    background-image: url(./img/icon_good_answer.svg);
}
.dropdown_button.middle_answer:before {
    background-image: url(./img/icon_middle_answer.svg);
}
.dropdown_button:after {
    content: '';
    display: block;
    width: 2rem;
    height: 2rem;
    border: 2px solid #000000;
    border-top-color: transparent;
    border-right-color: transparent;
    transform: rotate(-45deg);
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto 0;
    right: 5rem;
    transition: transform .4s ease;
}
.active_dropdown .dropdown_button:before {
    opacity: 1;
}
.active_dropdown .dropdown_button:after {
    transform: rotate(-225deg);
}
.dropdown_button span {
    text-align: left;
}
.dropdown_button span.hidden_text {
    display: none;
}
.active_dropdown .dropdown_button span.hidden_text {
    display: inline;
}
.dropdown_container {
    display: block;
    width: 100%;
    height: auto;
    overflow: hidden;
    max-height: 0;
    transition: max-height .4s ease;
}
.dropdown_wrapper {
    display: block;
    width: 100%;
    height: auto;
    padding: 0 0 5rem;
    box-sizing: border-box;
}
.text_list {
    display: block;
    width: 100%;
    height: auto;
    list-style: none;
    margin-top: 2.5rem;
}
.text_list_item {
    display: block;
    width: 100%;
    margin-top: 2rem;
    padding-left: 4rem;
    box-sizing: border-box;
    position: relative;
}
.text_list_item:first-child {
    margin-top: 0;
}
.text_list_item:before {
    content: '';
    display: block;
    width: 0.8rem;
    height: 0.8rem;
    background-color: #2F2F2F;
    opacity: .7;
    border-radius: 50%;
    position: absolute;
    top: 0.8em;
    left: 1.5em;
}
.dropdown_wrapper .standard_text:nth-of-type(1) {
    margin-top: 0;
}
.dropdown_wrapper > * {
    padding-right: 7.5rem;
    padding-left: 4rem;
    box-sizing: border-box;
}

.explanation_link {
    width: 15rem;
    height: 7rem;
    left: auto;
    right: -7rem;
    font-size: 1.5rem;
    line-height: 1.2em;
    text-align: left;
    padding-left: 2.2em;
    padding-right: 0.5em;
    white-space: nowrap;
}
.explanation_link:hover {
    text-decoration: none;
    transform: scale(1.05);
}
.active_dropdown .explanation_link {
    opacity: 1;
    pointer-events: auto;
}
    .explanation_link_1 {
        top: 138rem;
    }
    .explanation_link_2 {
        top: 149rem;
    }
    .explanation_link_3 {
        top: 162rem;
    }
    .explanation_link_4 {
        top: 283rem;
    }
    .explanation_link_5 {
        top: 124rem;
    }
    .explanation_link_6 {
        top: 149rem;
    }
    .explanation_link_7 {
        top: 162rem;
    }
    .explanation_link_8 {
        top: 282rem;
    }
    .explanation_link_9 {
        top: 127rem;
    }
    .explanation_link_10 {
        top: 150rem;
    }
    .explanation_link_11 {
        top: 161rem;
    }
    .explanation_link_12 {
        top: 283rem;
    }
    .dropdown_box:nth-of-type(3) .dropdown_wrapper {
        padding-bottom: 0;
    }
.ps_text {
    display: block;
    width: 100%;
    background-color: #F6F6F6;
    border-radius: 3.8rem;
    padding: 5rem;
    box-sizing: border-box;
    color: #6B6B6B;
    font-size: 2rem;
    line-height: normal;
    font-weight: 400;
    text-align: left;
    margin-top: 4.3rem;
}
.load_case_container {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    width: 100%;
    height: auto;
    margin-top: 5rem;
}
.load_case_container .black_link {
    width: 22.6rem;
}
.load_case_container .load_case_footnote {
    font-size: 2rem;
    margin-left: 7rem;
}
.sources_container {
    margin-top: 5rem;
}
.sources_title {
    display: block;
    width: 100%;
    height: auto;
    text-align: left;
    font-size: 2.5rem;
    line-height: 1.1em;
    font-weight: 600;
}
.sources_list {
    display: block;
    width: 100%;
    height: auto;
    list-style: none;
    margin-top: 2.5rem;
}
.sources_item {
    display: block;
    width: 100%;
    height: auto;
    list-style: none;
    margin-top: 1.4rem;
}
.sources_item:nth-child(1) {
    margin-top: 0;
}
.source_link {
    display: block;
    width: 100%;
    height: auto;
    font-size: 2.2rem;
    line-height: 1.1em;
    cursor: pointer;
    color: #6E6E6E;
    text-decoration: none;
    cursor: pointer;
}
.source_link .link_text {
    text-decoration: underline;
}
.source_link:hover .link_text {
    text-decoration: none;
}

    /*---------- index end ----------*/

    /*---------- footer start ----------*/

    .index_footer {
        display: block;
        padding: 6.6rem 11.6rem;
    }
    .footer_item {
        display: block;
        width: 100%;
    }
    .footer_item:nth-child(2) {
        margin-top: 3.6rem;
    }
    .footer_text {
        font-size: 1.7rem;
    }
    .footer_link {
        font-size: 1.7rem;
        margin-top: 1.2rem;
    }
    .footer_text_footnote {
        font-size: 1.7rem;
        margin-top: 1.2rem;
    }

    /*---------- footer end ----------*/
}

@media screen and (max-width: 768px) {
        
    /*---------- common start ----------*/

    .black_link {
        font-size: 3.7rem;
        padding: 4.1rem 4.5rem;
        border-radius: 14rem;
    }
    .black_link.with_arrow:before {
        width: 13rem;
        height: 13rem;
    }

    /*----------common end ----------*/

    /*---------- index start ----------*/
    
    .breadcrumbs {
        padding: 2rem 5rem 0;
        font-size: 3rem;
        line-height: 1.1em;
        padding-top: 5rem;
    }
    .index_main {
        padding: 3rem 0 7rem;
    }
    .oncode_logo {
        position: absolute;
        width: 11.5rem;
        top: 10rem;
        left: 10rem;
    }
    .navigation_section {
        display: none;
    }
    .info_section {
        padding-top: 0;
    }
    .person_info_box {
        display: flex;
        flex-direction: row;
        justify-content: flex-start;
        align-items: center;
        flex-wrap: wrap;
        align-content: flex-start;
        width: 93rem;
        height: 96vh;
        height: calc(var(--vh, 1vh) * 96);
        background-image: url(./img/bg_person_mobile.png);
        padding: 20rem 8rem 10rem;
        min-height: 0;
        max-height: 100%;
        margin: 0 auto;
        height: auto !important;
    }
    .person_info_hiding_box {
        height: auto !important;
    }
    .person_image_container {
        width: 76rem;
        height: 50rem;
        margin: 7.5rem auto 0;
        background-image: url(./img/person_image_mobile.png);
    }
    .person_info_container {
        width: 100%;
        margin-top: 7.5rem;
    }
    .hiding_container {
        padding: 0;
    }
    .person_title {
        font-size: 6.7rem;
        transition: none;
        width: 100%;
    }
    .person_name {
        font-size: 3.6rem;
    }
    .person_description {
        font-size: 3.4rem;
        margin-top: 4rem;
    }
    .info_page_item {
        width: 100%;
        padding: 15rem 10rem 0;
    }
    .diagnosis_page_item {
        padding: 15rem 8rem 0;
    }
    .info_page_title {
        font-size: 8rem;
    }
    .standard_text {
        font-size: 3.7rem;
        margin-top: 4rem;
    }
    .standard_title_mini {
        width: 100%;
        font-size: 4.5rem;
        margin-top: 4.5rem;
    }
    .demo_image_container {
        margin-top: 2.5rem;
    }
    .demo_image_description {
        font-size: 2.9rem;
        margin-top: 2.5rem;
    }
    .next_button {
        width: 23rem;
        height: 12rem;
        border-radius: 7.6rem;
        margin-top: 8.4rem;
        font-size: 3.7rem;
    }
    .diagnosis_container {
        width: 100%;
        height: auto;
        background-image: url(./img/bg_diagnosis.png);
        padding: 4rem 4rem;
        margin-top: 4.5rem;
    }
    .diagnosis_text {
        font-size: 3.6rem;
        text-align: center;
    }
    .back_to_top_button {
        width: 8rem;
        height: 8rem;
    }
.dropdown_box {
    border-radius: 3.8rem;
    margin-top: 5rem;
}
.dropdown_box.active_dropdown {
    overflow: visible;
}
.dropdown_button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    width: 100%;
    height: 20rem;
    height: auto;
    background-color: transparent;
    border: none;
    outline: none;
    font-size: 3.2rem;
    padding-right: 10rem;
    padding-left: 8rem;
}
.dropdown_button:hover {
    background-color: #F9F9F9;
}
.dropdown_button:before {
    width: 4rem;
    height: 4rem;
    left: 1.8rem;
}
.dropdown_button.bad_answer:before {
    background-image: url(./img/icon_bad_answer.svg);
}
.dropdown_button.good_answer:before {
    background-image: url(./img/icon_good_answer.svg);
}
.dropdown_button.middle_answer:before {
    background-image: url(./img/icon_middle_answer.svg);
}
.dropdown_button:after {
    content: '';
    display: block;
    width: 2rem;
    height: 2rem;
    border: 2px solid #000000;
    border-top-color: transparent;
    border-right-color: transparent;
    transform: rotate(-45deg);
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto 0;
    right: 5rem;
    transition: transform .4s ease;
}
.active_dropdown .dropdown_button:before {
    opacity: 1;
}
.active_dropdown .dropdown_button:after {
    transform: rotate(-225deg);
}
.dropdown_button span {
    text-align: left;
}
.dropdown_button span.hidden_text {
    display: none;
}
.active_dropdown .dropdown_button span.hidden_text {
    display: inline;
}
.dropdown_container {
    display: block;
    width: 100%;
    height: auto;
    overflow: hidden;
    max-height: 0;
    transition: max-height .4s ease;
}
.dropdown_wrapper {
    display: block;
    width: 100%;
    height: auto;
    padding: 5rem 0 5rem;
    box-sizing: border-box;
}
.text_list {
    display: block;
    width: 100%;
    height: auto;
    list-style: none;
    margin-top: 2.5rem;
}
.text_list_item {
    display: block;
    width: 100%;
    margin-top: 2rem;
    padding-left: 4rem;
    box-sizing: border-box;
    position: relative;
}
.text_list_item:first-child {
    margin-top: 0;
}
.text_list_item:before {
    content: '';
    display: block;
    width: 0.8rem;
    height: 0.8rem;
    background-color: #2F2F2F;
    opacity: .7;
    border-radius: 50%;
    position: absolute;
    top: 0.8em;
    left: 1.5em;
}
.dropdown_wrapper .standard_text {
    font-size: 3.2rem;
}
.dropdown_wrapper .standard_text:nth-of-type(1) {
    margin-top: 0;
}
.dropdown_wrapper > * {
    padding-right: 10rem;
    padding-left: 6rem;
    box-sizing: border-box;
}

.explanation_link {
    width: 17rem;
    height: 9rem;
    left: auto;
    right: -7rem;
    font-size: 1.6rem;
    line-height: 1.2em;
    text-align: left;
    padding-left: 2.1em;
    padding-right: 0.3em;
    white-space: nowrap;
}
.explanation_link:hover {
    text-decoration: none;
    transform: scale(1.05);
}
.active_dropdown .explanation_link {
    opacity: 1;
    pointer-events: auto;
}
    .explanation_link_1 {
        top: 228rem;
    }
    .explanation_link_2 {
        top: 258rem;
    }
    .explanation_link_3 {
        top: 290rem;
    }
    .explanation_link_4 {
        top: 571rem;
    }
    .explanation_link_5 {
        top: 229rem;
    }
    .explanation_link_6 {
        top: 257rem;
    }
    .explanation_link_7 {
        top: 291rem;
    }
    .explanation_link_8 {
        top: 570rem;
    }
    .explanation_link_9 {
        top: 228rem;
    }
    .explanation_link_10 {
        top: 263rem;
    }
    .explanation_link_11 {
        top: 317rem;
    }
    .explanation_link_12 {
        top: 571rem;
    }
    .dropdown_box:nth-of-type(3) .dropdown_wrapper {
        padding-bottom: 0;
    }
    .ps_text {
        border-radius: 3.8rem;
        padding: 4rem 8rem;
        font-size: 3rem;
        margin-top: 4.3rem;
    }
.load_case_container {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    width: 100%;
    height: auto;
    margin-top: 5rem;
}
.load_case_container .black_link {
    width: auto;
    font-size: 3rem;
    white-space: nowrap;
    padding: 1rem 4rem;
    height: 11rem;
}
.load_case_container .another_cases_button {
    text-align: center;
    width: auto;
    margin-left: 0;
    padding: 1rem 4rem;
}
.load_case_container .load_case_footnote {
    font-size: 2.4rem;
    margin-left: 0;
    margin-top: 4rem;
}
.calculator_link {
    font-size: 4rem;
}
.sources_container {
    margin-top: 5rem;
}
.sources_title {
    font-size: 4rem;
}
.sources_list {
    margin-top: 5rem;
}
.sources_item {
    margin-top: 3rem;
}
.sources_item:nth-child(1) {
    margin-top: 0;
}
.source_link {
    font-size: 3.2rem;
}
.source_link .link_text {
    text-decoration: underline;
}
.source_link:hover .link_text {
    text-decoration: none;
}
    .oncode_logo {
        width: 11.2rem;
        top: 7rem;
        left: 6rem;
    }
    .back_to_top_button {
        width: 8rem;
        height: 8rem;
    }
    .back_to_top_button {
        width: 8rem;
        height: 8rem;
    }

    /*---------- index end ----------*/

    /*---------- footer start ----------*/

    .index_footer {
        display: block;
        padding: 12.5rem 16rem;
    }
    .footer_item {
        display: block;
        width: 100%;
    }
    .footer_item:nth-child(2) {
        margin-top: 7rem;
    }
    .footer_text {
        font-size: 3rem;
    }
    .footer_link {
        font-size: 3rem;
        margin-top: 2rem;
    }
    .footer_text_footnote {
        font-size: 3rem;
        margin-top: 2rem;
    }

    /*---------- footer end ----------*/
}

/* dialog */
body:has(dialog[open]) {
    overflow: hidden;
} 

.modal {
    position: fixed;
    z-index: 1000;
    inset: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(47, 47, 47, 0.75);
}

.modal__wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal__container {
    display: flex;
    align-items: center;
    width: 751px;
    height: 413px;
    background-color: #fff;
    clip-path: path('M0 38.6994C0 15.6143 20.3192 -2.20934 43.2249 0.662896C116.517 9.85328 267.704 27 375.5 27C483.296 27 634.483 9.85329 707.775 0.662901C730.681 -2.20933 751 15.6143 751 38.6994V364.301C751 387.386 730.681 405.209 707.775 402.337C634.483 393.147 483.296 376 375.5 376C267.704 376 116.517 393.147 43.2249 402.337C20.3192 405.209 0 387.386 0 364.301V38.6994Z');
    text-align: center;
}

.modal__title {
    font-size: 60px;
    font-weight: 700;
}
.modal__text {
    font-size: 23px;
    line-height: 27px;
    padding: 25px 75px 30px 75px;
}

.modal__btn {
    width: 189px;
    height: 70px;
    margin: 0 auto;
    font-size: 20px !important;
    padding: 0 !important;
}

@media screen and (max-width: 1024px) {
    .modal__container {
        width: 688px;
        clip-path: path('M0 39.2581C0 15.9805 20.7311 -1.89627 43.7971 1.2352C112.378 10.5459 247.262 27 344 27C440.738 27 575.622 10.5459 644.203 1.2352C667.269 -1.89627 688 15.9804 688 39.258V363.742C688 387.02 667.269 404.896 644.203 401.765C575.622 392.454 440.738 376 344 376C247.262 376 112.378 392.454 43.7971 401.765C20.7311 404.896 0 387.02 0 363.742V39.2581Z');
    }
}

@media screen and (max-width: 768px) {
    .modal__container {
        width: 343px;
        height: 276px;
        clip-path: path('M0 30.9749C0 12.5861 16.3685 -1.54102 34.6043 0.826091C70.8951 5.53685 128.518 12 171.5 12C214.482 12 272.105 5.53685 308.396 0.826095C326.631 -1.54102 343 12.5861 343 30.9749V237.025C343 255.414 326.632 269.541 308.396 267.174C272.105 262.463 214.482 256 171.5 256C128.518 256 70.8952 262.463 34.6043 267.174C16.3685 269.541 0 255.414 0 237.025V30.9749Z');
    }
    .modal__title {
        font-size: 28px;
    }
    .modal__text {
        font-size: 13px;
        line-height: 16px;
        padding: 15px 30px;
    }
    .modal__btn {
        width: 142px;
        height: 45px;
        font-size: 13px !important;
        padding: 0 !important;
    }
}