@charset "UTF-8";

html {
    font-size: 100%;
}

body {
    font-family: "Montserrat", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    line-height: 1.8;
    color: #001D42;
    letter-spacing: 0.05em;
    /* font-size: 25px; */
    font-size: 1rem;
}

@media screen and (max-width: 768px) {
    body {
        font-size: 14px;
        font-size: 0.875rem;
    }
}

a {
    transition: 0.3s;
    text-decoration: none;
    color: #001D42;
}

a:hover {
    text-decoration: underline;
}

img {
    max-width: 100%;
    vertical-align: bottom;
}

::-moz-selection {
    color: #fff;
    background-color: #001D42;
}

::selection {
    color: #fff;
    background-color: #001D42;
}

.video {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
}

.video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

@-webkit-keyframes scrollDownLine {
    0% {
        -webkit-transform: scale(1, 0);
        transform: scale(1, 0);
        -webkit-transform-origin: 0 0;
        transform-origin: 0 0;
    }

    50% {
        -webkit-transform: scale(1, 1);
        transform: scale(1, 1);
        -webkit-transform-origin: 0 0;
        transform-origin: 0 0;
    }

    50.1% {
        -webkit-transform: scale(1, 1);
        transform: scale(1, 1);
        -webkit-transform-origin: 0 100%;
        transform-origin: 0 100%;
    }

    100% {
        -webkit-transform: scale(1, 0);
        transform: scale(1, 0);
        -webkit-transform-origin: 0 100%;
        transform-origin: 0 100%;
    }
}

@keyframes scrollDownLine {
    0% {
        -webkit-transform: scale(1, 0);
        transform: scale(1, 0);
        -webkit-transform-origin: 0 0;
        transform-origin: 0 0;
    }

    50% {
        -webkit-transform: scale(1, 1);
        transform: scale(1, 1);
        -webkit-transform-origin: 0 0;
        transform-origin: 0 0;
    }

    50.1% {
        -webkit-transform: scale(1, 1);
        transform: scale(1, 1);
        -webkit-transform-origin: 0 100%;
        transform-origin: 0 100%;
    }

    100% {
        -webkit-transform: scale(1, 0);
        transform: scale(1, 0);
        -webkit-transform-origin: 0 100%;
        transform-origin: 0 100%;
    }
}

.l-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
}

.l-header {
    display: flex;
    position: fixed;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 86px;
    padding: 0 30px;
    transition: all 0.3s;
    z-index: 10;
}

@media screen and (max-width: 768px) {
    .l-header {
        height: 64px;
        padding: 0 15px;
    }
}

.l-header.is-active {
    height: 64px;
    background-color: #E99F1D;
}

@media screen and (max-width: 960px) {
    .l-header.is-active {
        background-color: #E99F1D;
    }
}

@media screen and (max-width: 768px) {
    .l-header__logo {
        width: 120px;
    }
}

.l-footer {
    padding: 60px 30px;
    background-color: #001D42;
}

.l-footer-nav__list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    list-style: none;
}

@media screen and (max-width: 768px) {
    .l-footer-nav__list {
        justify-content: center;
        margin-bottom: -10px;
    }
}

.l-footer-nav__item {
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #e9e1d1;
    font-size: 12px;
    font-size: 0.75rem;
}

@media screen and (max-width: 768px) {
    .l-footer-nav__item {
        margin-bottom: 10px;
    }
}

.l-footer-nav__item:not(:last-child) {
    margin-right: 10px;
}

.l-footer-nav__link {
    line-height: 1;
    padding: 5px;
    color: #fff;
}

.l-footer-nav__link:hover {
    text-decoration: none;
    opacity: 0.8;
}

.c-copyright {
    margin-top: 30px;
    text-align: center;
    font-size: 10px;
    font-size: 0.625rem;
}

.c-copyright__link {
    text-decoration: none;
    color: #a798b7;
}

.c-copyright__link:hover {
    text-decoration: none;
    opacity: 0.8;
}

.l-section {
    padding: 70px 0;
}

@media screen and (max-width: 768px) {
    .l-section {
        padding: 40px 0;
    }
}


.c-heading-primary {
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #001D42;
    font-size: 36px;
    font-size: 2.25rem;
}

@media screen and (max-width: 768px) {
    .c-heading-primary {
        font-size: 30px;
        font-size: 1.875rem;
    }
}

.c-heading-primary--white {
    color: #fff;
}

.c-heading-primary__sub {
    display: block;
    margin-top: 5px;
    letter-spacing: 0.05em;
    font-size: 13px;
    font-size: 0.8125rem;
}

.c-btn {
    position: relative;
    font-weight: bold;
    line-height: 1.4;
    display: inline-block;
    width: 220px;
    padding: 18px 0;
    transition: 0.3s;
    text-align: center;
    text-decoration: none;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #fff;
    border-radius: 50px;
    background-image: linear-gradient(to right, #717995 0%, #001D42 51%, #717995 100%);
    background-size: 200% auto;
    font-size: 14px;
    font-size: 0.875rem;
}

.c-btn::after {
    content: "";
    display: inline-block;
    position: absolute;
    top: 50%;
    right: 1.5em;
    width: 0;
    height: 0;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-left: 8px solid #fff; /* コントラストの高い色（例: 白）に変更 */
    transform: translateY(-50%);
    transition: 0.3s;
}


.c-btn:hover {
    text-decoration: none;
    background-position: right center;
}

.c-btn:hover::after {
    right: 1.2em;
}

@media screen and (max-width: 768px) {
    .c-btn:hover::after {
        right: 1.5em;
    }
}

.c-btn--block {
    display: block;
    max-width: 300px;
    margin: 0 auto;
}

.c-btn--center {
    display: block;
    margin-right: auto;
    margin-left: auto;
}

.c-btn--transparent {
    border: 1px solid #fff;
    background: none;
}

.c-btn--transparent:hover {
    opacity: 0.8;
}

.c-btn-grad {
    background-image: linear-gradient(to right, #001D42 0%, #717995 51%, #001D42 100%);
}

.c-btn-grad {
    display: block;
    margin: 10px;
    padding: 15px 45px;
    transition: 0.5s;
    text-align: center;
    text-transform: uppercase;
    color: white;
    border-radius: 10px;
    background-size: 200% auto;
    box-shadow: 0 0 20px #eee;
}

.c-btn-grad:hover {
    text-decoration: none;
    color: #fff;
    background-position: right center;
}

.c-page-top {
    position: fixed;
    right: 45px;
    bottom: 45px;
    z-index: 1;
    display: none;
}

@media screen and (max-width: 768px) {
    .c-page-top {
        right: 20px;
        bottom: 20px;
    }
}

.c-page-top__link {
    display: block;
    width: 50px;
    height: 50px;
    padding: 12px;
    text-align: center;
    text-decoration: none;
    color: #001D42;
    box-shadow: 0 0 6px rgba(0, 0, 0, 0.2);
    background-color: #fff;
    border-radius: 50%;
}

.c-page-top__link:hover {
    opacity: 0.8;
}

@media screen and (max-width: 768px) {
    .c-page-top__link:hover {
        opacity: 1;
    }
}

.c-label-category {
    font-weight: bold;
    display: block;
    width: 80px;
    padding: 2px 10px;
    text-align: center;
    color: #001D42;
    border-radius: 20px;
    background-color: #e8e8e8;
    font-size: 12px;
    font-size: 0.75rem;
}

@media screen and (max-width: 768px) {
    .c-label-category {
        padding: 2px 8px;
        font-size: 11px;
        font-size: 0.6875rem;
    }
}

/* logo of header */
.c-logo {
    line-height: 1;
}
.c-logo__img {
    display: block;
}

.c-card__body {
    display: flex;
    flex-direction: column;
}

.c-card__img-wrapper {
    margin-bottom: 15px;
}

.c-card__img {
    width: 100%;
    height: auto;
    justify-content: center;
}

.c-card__body {
    color: #001D42;
}

.c-card__title {
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 15px;
    text-align: center;
    font-size: 18px;
    font-size: 1.125rem;
}

@media screen and (max-width: 768px) {
    .c-card__title {
        margin-bottom: 10px;
    }
}

.c-card__caption {
    text-align: center;
    font-size: 16px;
    font-size: 1rem;
}

.c-card-wrapper {
    margin-bottom: -30px;
}

@media screen and (max-width: 768px) {
    .c-card-wrapper {
        display: block;
        margin-bottom: 0;
    }
}

.c-card-wrapper .c-card {
    margin-bottom: 30px;
}

.c-card-wrapper--col3 {
    display: flex;
    flex-wrap: wrap;
}

.c-card-wrapper--col3 .c-card {
    width: calc(33.33333% - 20px);
    margin-right: 30px;
}

@media screen and (max-width: 768px) {
    .c-card-wrapper--col3 .c-card {
        width: 100%;
        margin-right: 0;
        margin-bottom: 40px;
    }
}

.c-card-wrapper--col3 .c-card:nth-child(3n) {
    margin-right: 0;
}

.c-card-wrapper--col3 .c-card:last-child {
    margin-bottom: 0;
}

.c-table01 {
    width: 100%;
    border-spacing: 0;
    border-collapse: collapse;
}

.c-table01 tr {
    border-bottom: solid 1px #ddd;
}

.c-table01 th,
.c-table01 td {
    padding: 30px 10px;
    text-align: left;
}

@media screen and (max-width: 768px) {

    .c-table01 th,
    .c-table01 td {
        display: block;
        padding: 0;
    }
}

.c-table01 th {
    width: 20%;
}

@media screen and (max-width: 768px) {
    .c-table01 th {
        width: 100%;
        margin-top: 20px;
        margin-bottom: 5px;
    }
}

@media screen and (max-width: 768px) {
    .c-table01 td {
        margin-bottom: 20px;
    }
}

.c-table01 p:not(:last-child) {
    margin-bottom: 10px;
}

.c-table01 ul {
    margin-left: 20px;
}

@media screen and (max-width: 768px) {
    .p-global-nav {
        position: fixed;
        top: 0;
        left: 0;
        z-index: 10;
        display: flex;
        visibility: hidden;
        align-items: center;
        justify-content: center;
        width: 100%;
        height: 100%;
        transition: opacity 0.3s ease;
        opacity: 0;
        background-color: rgba(245, 245, 245, 0.8);
    }

    .p-global-nav.is-show {
        visibility: visible;
        opacity: 1;
    }
}

.p-global-nav__list {
    display: flex;
    padding-left: 30px;
    list-style: none;
}

@media screen and (max-width: 768px) {
    .p-global-nav__list {
        display: flex;
        align-items: center;
        flex-direction: column;
        justify-content: center;
        width: 100%;
        padding: 0;
    }
}

.p-global-nav__item {
    font-weight: bold;
    text-transform: uppercase;
    font-size: 14px;
    font-size: 0.875rem;
}

@media screen and (max-width: 1024px) {
    .p-global-nav__item {
        font-size: 12px;
        font-size: 0.75rem;
        color: #001D42;
    }
}

@media screen and (max-width: 768px) {
    .p-global-nav__item {
        margin-bottom: 20px;
        font-size: 16px;
        font-size: 1rem;
        color: #001D42;
    }
}

.p-global-nav__item:not(:last-child) {
    margin-right: 25px;
}

@media screen and (max-width: 768px) {
    .p-global-nav__item:not(:last-child) {
        margin-right: 0;
    }
}

.p-global-nav__link {
    position: relative;
    display: inline-block;
    color: #fff;
}

@media screen and (max-width: 1024px) {
    .p-global-nav__link {
        color: #001D42;
    }
}

.p-global-nav__link::after {
    position: absolute;
    bottom: -5px;
    left: 0;
    display: block;
    width: 0;
    height: 1px;
    content: "";
    transition: width 0.3s;
    background-color: #fff;
}

@media screen and (max-width: 1024px) {
    .p-global-nav__link::after {
        background-color: #001D42;
    }
}

@media screen and (max-width: 768px) {
    .p-global-nav__link::after {
        display: none;
    }
}

.p-global-nav__link:hover {
    text-decoration: none;
}

.p-global-nav__link:hover::after {
    width: 100%;
    color: #fff;
}

@media screen and (max-width: 1024px) {
    .p-global-nav__link:hover::after {
        width: 100%;
        color: #001D42;
    }
}

.c-btn-menu {
    display: none;
}

@media screen and (max-width: 768px) {
    .c-btn-menu {
        position: relative;
        z-index: 100;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        padding: 5px;
        cursor: pointer;
        text-align: center;
        opacity: 0.9;
        border: none;
        outline: none;
        background: none;
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
        font-size: 12px;
        font-size: 0.75rem;
    }
}

.c-btn-menu__line {
    position: relative;
    left: 0;
    display: block;
    width: 100%;
    height: 2px;
    transition: all 0.4s;
    border-radius: 4px;
    background-color: #001D42;
}

.c-btn-menu__line::before, .c-btn-menu__line::after {
    position: absolute;
    display: block;
    width: 100%;
    height: 100%;
    content: "";
    transition: inherit;
    border-radius: 4px;
    background-color: inherit;
}

.c-btn-menu__line::before {
    top: -8px;
}

.c-btn-menu__line::after {
    top: 8px;
}

.c-btn-menu.is-active .c-btn-menu__line {
    background-color: transparent;
}

.c-btn-menu.is-active .c-btn-menu__line::before, .c-btn-menu.is-active .c-btn-menu__line::after {
    top: 0;
    background-color: #001D42;
}

.c-btn-menu.is-active .c-btn-menu__line::before {
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
}

.c-btn-menu.is-active .c-btn-menu__line::after {
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

.swiper-container {
    padding-bottom: 30px;
}

.swiper-button-next::after,
.swiper-button-prev::after {
    position: absolute;
    top: 50%;
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    display: block;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
    color: #001D42;
    font-size: 32px;
    font-size: 2rem;
}

.swiper-button-next::after {
    content: "\f105";
}

.swiper-button-prev::after {
    content: "\f104";
}

.swiper-container-horizontal>.swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
    bottom: 0;
    text-align: right;
}

.swiper-pagination-bullet-active {
    background: #001D42;
}

.p-hero {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: #fff;
    background-image: url(img/hero.png);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}

@media screen and (max-width: 1024px) {
    .p-hero {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        height: 100%;
        background-image: url(img/hero_sp.png);
        color: #fff;
        background-repeat: no-repeat;
        background-position: center center;
        background-size: cover;
    }
}

.p-hero__inner {
    padding: 0 0px;
    text-align: center;
}

@media screen and (max-width: 768px) {
    .p-hero__inner {
        text-align: left;
    }
}

.p-hero__scroll {
    display: inline-block;
    position: absolute;
    right: 20px;
    bottom: 0;
    color: #fff;
    padding: 10px 10px 90px;
    letter-spacing: 0.2em;
    line-height: 1;
    text-decoration: none;
    text-decoration: none;
    text-transform: uppercase;
    overflow: hidden;
    -ms-writing-mode: tb-rl;
    -webkit-writing-mode: vertical-lr;
    writing-mode: vertical-lr;
    font-size: 12px;
    font-size: 0.75rem;
}

@media screen and (max-width: 768px) {
    .p-hero__scroll {
        /* right: 5px; */
        padding: 10px 10px 60px;
    }
}

.p-hero__scroll::after {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 1px;
    height: 80px;
    background: #fff;
    content: "";
    -webkit-animation: scrollDownLine 1.5s infinite;
    animation: scrollDownLine 1.5s infinite;
}

@media screen and (max-width: 768px) {
    .p-hero__scroll::after {
        height: 50px;
    }
}

.p-sub-hero {
    display: flex;
    position: relative;
    align-items: center;
    justify-content: center;
    height: 240px;
    color: #fff;
    background-image: url(../img/hero.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}

@media screen and (max-width: 768px) {
    .p-sub-hero {
        height: 180px;
    }
}

.p-sub-hero__inner {
    padding: 50px 40px 10px 40px;
    text-align: center;
}



.p-interest__heading {
    text-align: center;
    margin-bottom: 30px;
}
.p-interest__body {
    margin-bottom: 30px;
}

.p-interest__link {
    text-align: center;
}

.p-biography{
    background-color: #f0f0f0;
}
.p-biography__heading {
    text-align: center;
    margin-bottom: 30px;
}
.p-biography__body {
    margin-bottom: 30px;
}

.p-biography__link {
    text-align: center;
}

.p-message {
    margin-bottom: 30px;
    text-align: center;
}

.p-message__heading {
    font-weight: bold;
    line-height: 1;
    display: inline-block;
    margin-bottom: 40px;
    font-size: 2rem;
}

@media screen and (max-width: 768px) {
    .p-message__heading {
        line-height: 1.5;
        font-size: 32px;
        font-size: 2rem;
    }
}

.p-message__text {
    text-align: justify;
}


.p-publication-info {
    text-align: center;
}

/* research publication セクションの中央寄せ */
.p-publication__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.p-publication__heading {
    text-align: center;
    margin-bottom: 30px;
}
.p-publication__text {
    text-align: center;
    margin-top: 30px;
}
.p-publication__table {
    margin-bottom: 30px;
}
.p-publication__link {
    text-align: center;
}
.p-publication__link:hover {
    text-decoration: underline;
    
}

/* publication table のリンクに下線を追加 */
.c-table01 td a.p-publication__link {
    text-decoration: underline;
}

/* publication table の種別列を太字に */
.c-table01 tbody td:first-child {
    font-weight: bold;
}

.p-contact {
    padding: 80px 0;
    text-align: center;
    background-color: #f0f0f0;
}

@media screen and (max-width: 768px) {
    .p-contact {
        padding: 60px 0;
    }
}

.p-contact__heading {
    margin-bottom: 30px;
}

.p-contact__body {
    margin-bottom: 20px;
}

.p-contact__link {
    border-bottom: solid 1px #001D42
}
.p-contact__link:hover {
    text-decoration: none;
}

.u-center {
    text-align: center;
}

.u-text-bold {
    font-weight: bold;
}

.u-sp-only {
    display: none;
}

@media screen and (max-width: 768px) {
    .u-sp-only {
        display: block;
    }
}