@charset "UTF-8";
/******************************************************************************
******************************************************************************
**
** style.cssにおいて ( var.3.1.3 )
** -- baseでは基本タグとサイト大枠のCSS指定
** -- headerではヘッダーのCSS指定
** -- global navではグローバルナビのCSS指定
** -- contentではコンテント・メイン・サイドナビのCSS指定
** -- footerではフッターのCSS指定
** -- pagetopではページトップボタンのCSS指定
** -- indexではトップページのCSS指定
** -- pageでは汎用ページのCSS指定
** -- styleでは汎用ページのコンテンツ（データ入れ）で使用する基本タグのCSS指定
**
** 注意事項
** -- CSSの命名規則はApplicatsオリジナルの命名規則を採用しています。
** -- 初期フォントサイズはreset.cssにて13pxにリセットしています。
** -- 行間は1.6にリセットしています。
**        単位は不要です。(スタイル崩れする可能性有)
** -- コンテンツ内のフォントサイズ・行間は
**        [ base ]のcontentsクラスで指定しています。
**        変更する場合はこちらを変更してください。
**
******************************************************************************
******************************************************************************/
/*-------------------------------------------------------------------------------------------------------
*********************************************************************************************************
*********************************************************************************************************
******
****** PCスタイル
******
*********************************************************************************************************
*********************************************************************************************************
-------------------------------------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
******************************************************************************
** base
******************************************************************************
----------------------------------------------------------------------------*/
html, body {
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

.w_base {
  width: 100%;
  margin: 0 auto;
  max-width: 1200px;
  padding-right: 50px;
  padding-left: 50px;
}

.con_bg {
  padding-bottom: 230px;
}

.main {
  padding-bottom: 70px;
}

.pc_only {
  display: block;
}

.sp_only {
  display: none;
}

.primary_button {
  display: block;
  text-decoration: none;
  text-align: center;
  font-weight: bold;
  background-color: rgb(51, 152, 219);
  color: #fff;
  border: 2px solid rgb(51, 152, 219);
  border-radius: 5px;
  width: 100%;
  max-width: 500px;
  padding: 1em;
  transition: all 0.3s;
}
.primary_button:hover {
  background-color: transparent;
  color: rgb(51, 152, 219);
  text-decoration: none;
}

.more_button {
  display: flex;
  gap: 0.5em;
  color: rgb(51, 152, 219);
  text-decoration: none;
  font-size: 1.2em;
  font-weight: bold;
  margin-left: auto;
  width: -moz-max-content;
  width: max-content;
  transition: all 0.3s;
}
.more_button::after {
  content: "→";
  transition: all 0.3s;
}
.more_button:hover {
  text-decoration: none;
  margin-right: -0.5em;
}

.img_shadow {
  display: block;
  width: 470px;
  height: auto;
  z-index: 1;
  box-shadow: 71px 18px rgba(51, 152, 219, 0.85);
}

.c_white {
  color: rgb(255, 255, 255) !important;
}

/*----------------------------------------------------------------------------
******************************************************************************
** header
******************************************************************************
----------------------------------------------------------------------------*/
.hd_bg {
  width: 100%;
  position: fixed;
  top: 0;
  z-index: 3;
}
.hd_bg a {
  color: #000 !important;
}
.hd_bg .hd {
  background: rgba(255, 255, 255, 0.8);
  filter: drop-shadow(5px 5px 5px rgba(0, 0, 0, 0.1));
  max-width: 1900px;
  height: 90px;
  margin: 0 auto;
  padding: 10px 40px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.hd_bg .hd .hd_logo a {
  display: flex;
  align-items: center;
  transition: 0.3s;
}
.hd_bg .hd .hd_logo a:hover {
  opacity: 0.7;
  text-decoration: none !important;
}
.hd_bg .hd .hd_logo img {
  width: 60px;
  height: auto;
  margin-right: 7px;
}
.hd_bg .hd .hd_logo .hd_ttl {
  font-size: 26px;
  line-height: 1.1;
}
.hd_bg .hd .hd_logo .hd_ttl span {
  display: block;
  font-size: 0.44em;
  letter-spacing: 0.07em;
}

/*----------------------------------------------------------------------------
******************************************************************************
** global nav
******************************************************************************
----------------------------------------------------------------------------*/
nav {
  overflow: visible;
}

.nav_list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.nav_list > li {
  position: relative;
  font-weight: bold;
  z-index: 1000;
}
.nav_list > li > a {
  position: relative;
  display: block;
  padding: 5px 0;
  margin-left: 1.5em;
  text-align: center;
  font-size: 16px;
  transition: 0.1s all;
}
.nav_list > li > a:after {
  position: absolute;
  right: 0;
  bottom: -2px;
  left: 0;
  content: "";
  width: 70%;
  height: 2px;
  margin: auto;
  transform: scale(0, 1);
  transform-origin: right top;
  background: #000;
  transition: transform 0.3s;
}
.nav_list > li > a:hover {
  text-decoration: none;
}
.nav_list > li:last-child > .sub-menu, .nav_list > li:nth-last-child(2) > .sub-menu, .nav_list > li:nth-last-child(3) > .sub-menu {
  left: -3.3em;
}
.nav_list > li:last-child > .sub-menu:after, .nav_list > li:nth-last-child(2) > .sub-menu:after, .nav_list > li:nth-last-child(3) > .sub-menu:after {
  left: calc(100% - 3em);
}
.nav_list > li:last-child > .sub-menu .sub-menu, .nav_list > li:nth-last-child(2) > .sub-menu .sub-menu, .nav_list > li:nth-last-child(3) > .sub-menu .sub-menu {
  left: -100% !important;
}
.nav_list > li.current > a:after, .nav_list > li:hover > a:after {
  transform: scale(1, 1);
  transform-origin: left top;
}
.nav_list > li:hover > .sub-menu {
  display: block;
  animation: nav_active 1s ease 0s 1 alternate;
}
.nav_list > li.has_clist > a:after {
  content: none;
}
.nav_list > li.lang {
  padding-left: 0;
  transition: 0.3s all;
}
.nav_list > li.lang a {
  display: block;
  height: 100%;
  padding: 4px 2em 5px;
  background: #004b6b;
  color: #fff !important;
  border-radius: 5px;
  transition: 0.3s all;
}
.nav_list > li.lang a:after {
  content: none;
}
.nav_list > li.lang:hover a, .nav_list > li.lang.current a {
  background: rgba(0, 0, 0, 0.7);
}
.nav_list > li .sub-menu {
  display: none;
  position: absolute;
}
.nav_list > li .sub-menu li {
  border-bottom: 1px solid rgba(255, 255, 255, 0.7);
}
.nav_list > li .sub-menu li > a {
  display: block;
  padding: 7px 10px;
  text-decoration: none;
  color: #fff !important;
  font-size: 13px;
  font-weight: 400;
  transition: background 0.2s linear 0s;
}
.nav_list > li .sub-menu li > a:hover, .nav_list > li .sub-menu li > a.current {
  background: rgb(51, 152, 219);
}
.nav_list > li .sub-menu li:last-child {
  border: none;
}
.nav_list > li > .sub-menu {
  width: 160px;
  top: 100%;
  left: 1.2em;
  background-color: #357199;
  transition: All 0.5s ease;
}
.nav_list > li > .sub-menu:after {
  content: "";
  width: 10px;
  height: 10px;
  background: #357199;
  position: absolute;
  top: -10px;
  left: 1em;
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}
.nav_list > li > .sub-menu > li {
  position: relative;
}
.nav_list > li > .sub-menu > li:hover > .sub-menu {
  display: block;
  animation: nav_active 1s ease 0s 1 alternate;
}
.nav_list > li > .sub-menu > li > .sub-menu {
  width: 100%;
  top: 0;
  left: 100%;
  background-color: #004b6b;
}
.nav_list > li > .sub-menu > li > .sub-menu > li {
  border-left: 1px solid rgba(255, 255, 255, 0.4);
}
@keyframes nav_active {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
/*----------------------------------------------------------------------------
******************************************************************************
** content
******************************************************************************
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
******************************************************************************
** footer
******************************************************************************
----------------------------------------------------------------------------*/
.ft_bg {
  position: relative;
  width: 100%;
  height: auto;
  min-height: 230px;
  position: absolute;
  bottom: 0;
  color: #fff;
  font-weight: 300;
  background: rgba(51, 152, 219, 0.8);
}
.ft_bg::before {
  content: "";
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  background: url(../images/ft_bg.jpg) no-repeat 100%;
  filter: saturate(0) brightness(1.3) opacity(0.25);
  z-index: -1;
}
.ft_bg a {
  color: #fff;
}
.ft_bg .ft_container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  width: 100%;
  padding: 50px 0;
  max-width: 1030px;
}
.ft_bg .ft {
  flex: 1;
}
.ft_bg .ft .ft_ttl h1 {
  font-size: 24px;
  line-height: 1.3;
}
.ft_bg .ft .ft_ttl p {
  margin-top: 10px;
  display: block;
  font-size: 14px;
  font-weight: normal;
  line-height: 1.5;
  letter-spacing: 0.08em;
}
.ft_bg .ft_bottom {
  text-align: right;
  padding: 30px 0;
  font-size: 14px;
}
.ft_bg .ft_bottom .ft_notice {
  margin-bottom: 5px;
}
.ft_bg .ft_bottom .ft_notice a {
  color: #fff;
  text-decoration: none;
}
.ft_bg .ft_bottom .ft_notice a:hover {
  opacity: 0.8;
}
.ft_bg .ft_bottom .ft_copy {
  line-height: 1.5;
}

/*----------------------------------------------------------------------------
******************************************************************************
** pagetop
******************************************************************************
----------------------------------------------------------------------------*/
.pt {
  width: 90px;
  height: 70px;
  padding-left: 10px;
  padding-bottom: 5px;
  position: fixed;
  right: -80px;
  bottom: -60px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: polygon(24% 0, 100% 0, 100% 100%, 0% 100%);
  background-color: #207ebc;
  z-index: 100;
  transition: 0.5s all;
}
.pt:hover {
  bottom: 0 !important;
  right: 0 !important;
}
.pt .pt_btn {
  cursor: pointer;
  display: block;
  width: 20px;
  height: 20px;
  margin-top: 8px;
  transform: rotate(45deg);
  position: relative;
}
.pt .pt_btn::before, .pt .pt_btn::after {
  background-color: #FFF;
  content: "";
  display: block;
  top: 0;
  left: 0;
  position: absolute;
}
.pt .pt_btn::before {
  width: 7px;
  bottom: 0;
}
.pt .pt_btn::after {
  height: 7px;
  right: 0;
}
.pt.slideOutLeft {
  animation-name: slideOutLeft;
  right: -10px;
  bottom: -10px;
}

@keyframes slideOutLeft {
  from {
    transform: translate3d(-100%, 0, 0);
  }
  to {
    visibility: hidden;
    transform: translate3d(0, 0, 0);
  }
}
/*----------------------------------------------------------------------------
******************************************************************************
** index
******************************************************************************
----------------------------------------------------------------------------*/
.index_slider_bg {
  position: relative;
}
.index_slider_bg img {
  width: 100vw;
  max-width: 100vw;
  height: 750px !important;
  -o-object-fit: cover;
     object-fit: cover;
  filter: none;
}
.index_slider_bg .catchcopy_bg {
  width: 60%;
  position: absolute;
  right: 0;
  bottom: 0px;
  color: #fff;
  background: rgba(51, 152, 219, 0.85);
  clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%);
  z-index: 1;
  display: flex;
  align-items: center;
}
.index_slider_bg .catchcopy_bg .catchcopy {
  margin-right: 56px;
  padding: 50px 0 50px 20%;
  box-sizing: content-box;
}
.index_slider_bg .catchcopy_bg .catchcopy h2 {
  font-size: 59px;
  margin-bottom: 15px;
  line-height: 1.2;
}
.index_slider_bg .catchcopy_bg .catchcopy p {
  color: #fff;
  font-weight: 300;
  margin: 10px 0 0 0;
  font-size: 1.3rem;
}
.index_slider_bg .catchcopy_bg .catchcopy a {
  color: #fff;
  margin-top: 10px;
}

.index_main {
  padding-top: 120px;
}
.index_main h2 {
  margin-bottom: 50px;
  font-size: 36px;
  text-align: center;
  color: rgb(51, 152, 219);
  line-height: 1.3;
  text-shadow: 1px 1px 0 #FFF, -1px 1px 0 #FFF, 1px -1px 0 #FFF, -1px -1px 0 #FFF;
}
.index_main h2 span {
  display: block;
  font-size: 0.44em;
}

.index_greet {
  position: relative;
  margin: 0 auto 88px auto;
  max-width: 1200px;
  padding: 60px 20px;
  overflow: hidden;
}
.index_greet .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 60px;
  margin-bottom: 80px;
}
.index_greet .container .txt {
  max-width: 60%;
  z-index: 1;
}
.index_greet .container img {
  width: 470px;
  height: auto;
  z-index: 1;
  box-shadow: 71px 18px rgba(51, 152, 219, 0.85);
}

.index_con1, .index_con2, .index_con3, .index_con4, .index_con5, .index_con6 {
  display: block;
  padding-top: 80px;
  padding-bottom: 80px;
  width: 100%;
}
.index_con1 h2, .index_con2 h2, .index_con3 h2, .index_con4 h2, .index_con5 h2, .index_con6 h2 {
  margin-bottom: 50px;
  font-size: 3.5em;
  text-align: center;
  color: rgb(51, 152, 219);
  line-height: 1.3;
  text-shadow: 1px 1px 0 #FFF, -1px 1px 0 #FFF, 1px -1px 0 #FFF, -1px -1px 0 #FFF;
}
.index_con1 h2 span, .index_con2 h2 span, .index_con3 h2 span, .index_con4 h2 span, .index_con5 h2 span, .index_con6 h2 span {
  font-size: 0.6em;
}
.index_con1 .txt, .index_con2 .txt, .index_con3 .txt, .index_con4 .txt, .index_con5 .txt, .index_con6 .txt {
  max-width: 960px;
  margin: 0px auto;
  padding: 40px;
  text-align: center;
  background: rgba(255, 255, 255, 0.8);
}
.index_con1 ul li, .index_con2 ul li, .index_con3 ul li, .index_con4 ul li, .index_con5 ul li, .index_con6 ul li {
  text-indent: -0.5em;
  padding-left: 1em;
  line-height: 3;
}
.index_con1 ul li::before, .index_con2 ul li::before, .index_con3 ul li::before, .index_con4 ul li::before, .index_con5 ul li::before, .index_con6 ul li::before {
  content: "-";
}
.index_con1 img, .index_con2 img, .index_con3 img, .index_con4 img, .index_con5 img, .index_con6 img {
  width: 470px;
  height: 100%;
  padding-left: 60px;
}

.index_con1, .index_con2, .index_con3, .index_con4, .index_con5, .index_con6 {
  position: relative;
  z-index: 0;
}
.index_con1::before, .index_con2::before, .index_con3::before, .index_con4::before, .index_con5::before, .index_con6::before {
  content: "";
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  filter: opacity(0.7);
  background-size: cover;
  top: 50%;
  transform: translateY(-50%);
  z-index: -1;
}

.index_con1::before {
  background-image: url(../images/index_con01_img.jpg);
  background-position: 10% 46%;
}

.index_con2::before {
  background-image: url(../images/index_con02_img.jpg);
  background-position: 10% 58%;
}

.index_con3::before {
  background-image: url(../images/index_con03_img.jpg);
  background-position: 10% 58%;
}

.index_con4::before {
  background-image: url(../images/index_con04_img.jpg);
  background-position: 10% 71%;
}

.index_con5::before {
  background-image: url(../images/index_con05_img.jpg);
}

.index_news {
  padding: 80px 0 85px;
  background: #f4f4f4;
}
.index_news .news_scrl {
  max-height: 300px;
  padding: 0 50px;
  overflow: auto;
}
.index_news .news_scrl dl {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.index_news .news_scrl dl dt,
.index_news .news_scrl dl dd {
  padding: 10px 0;
  border-bottom: 1px dotted #999;
  font-size: 15px;
}
.index_news .news_scrl dl dt {
  width: 110px;
}
.index_news .news_scrl dl dd {
  width: calc(100% - 140px);
}
.index_news .news_scrl dl dd .icon_new {
  display: inline-block;
  color: #C00;
  font-size: 0.9em;
  font-weight: bold;
  margin-left: 0.3em;
}
.index_news .news_scrl dl dd .icon_new:before {
  content: "NEW";
}

/*----------------------------------------------------------------------------
******************************************************************************
** page
******************************************************************************
----------------------------------------------------------------------------*/
.photo_slider_bg {
  width: 100vw;
  margin: 80px calc(50% - 50vw) 120px;
}
.photo_slider_bg .slick-list {
  overflow: visible !important;
}
.photo_slider_bg .slider_slick div {
  margin: 0 0.2%;
}
.photo_slider_bg .slider_slick div:nth-of-type(even) {
  margin-top: -20px;
}
.photo_slider_bg .slider_slick div:nth-of-type(odd) {
  margin-bottom: -20px;
}
.photo_slider_bg .slider_slick div img {
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  -o-object-fit: cover;
     object-fit: cover;
  border-radius: 15px 25px 15px 15px;
}
.photo_slider_bg .slider_slick_spo div {
  margin: 0 0.2%;
}
.photo_slider_bg .slider_slick_spo div img {
  width: 100%;
  height: auto;
  padding: 3vw;
  aspect-ratio: 16/9;
  -o-object-fit: contain;
     object-fit: contain;
  border: 1px solid #004b6b;
  border-radius: 15px 25px 15px 15px;
}

/*----------------------------------------------------------------------------
******************************************************************************
** style
******************************************************************************
----------------------------------------------------------------------------*/
.mcon {
  word-wrap: break-word;
}
.mcon a img:hover {
  opacity: 0.8;
  transition: all 0.3s ease;
}
.mcon h1 {
  font-size: 20px;
  margin-bottom: 20px;
}
.mcon .mcon_ttl {
  position: relative;
  background: #ccc;
  border-bottom: 2px solid rgb(51, 152, 219);
  overflow: hidden;
}
.mcon .mcon_ttl > p {
  position: relative;
  margin: 0 !important;
}
.mcon .mcon_ttl > p img {
  width: 100%;
  height: 330px;
  -o-object-fit: cover;
     object-fit: cover;
  filter: opacity(0.7);
}
.mcon .mcon_ttl h2 {
  width: 100%;
  padding: 0 5em;
  position: absolute;
  top: 58%;
  left: 50%;
  font-size: 3em;
  color: #ffffff;
  transform: translate(-50%, -50%);
  text-align: center;
  line-height: 1.4;
  z-index: 2;
  text-shadow: 0 0 10px #303030;
}
.mcon h3 {
  font-size: 1.5em;
  position: relative;
  padding-bottom: 10px;
  margin: 2em 0 1.1em;
}
.mcon h3::after {
  content: "";
  width: 120px;
  height: 5px;
  background: rgb(51, 152, 219);
  position: absolute;
  bottom: 0;
  left: 0;
}
.mcon h4 {
  font-size: 1.2em;
  margin-bottom: 5px;
  margin-top: 5px;
}
.mcon h5, .mcon h6 {
  font-size: 1.1em;
  margin-bottom: 2px;
  margin-top: 5px;
}
.mcon hr {
  border: none;
  border-top: 1px dotted #000;
}
.mcon iframe {
  max-width: 100%;
}
.mcon img {
  max-width: 100%;
  height: auto;
}
.mcon ol, .mcon ul {
  margin-top: 1em;
  margin-bottom: 0.5em;
}
.mcon ol li, .mcon ul li {
  margin-left: 1.5em;
  margin-bottom: 0.5em;
}
.mcon ul li {
  text-indent: -0.5em;
}
.mcon ul li::before {
  content: "- ";
}
.mcon p {
  margin-bottom: 1em;
}
.mcon .professor ul li {
  text-indent: -0.5em;
  line-height: 3;
  margin-bottom: 30px;
  display: flex;
  align-items: center;
}
.mcon .professor ul li::before {
  content: none;
}
.mcon .professor_img {
  margin-left: 20px;
}
.mcon .professor_img img {
  width: 200px;
}
.mcon .professor_info {
  padding: 0 20px;
}
.mcon .professor_info table thead tr th {
  font-size: 1.6rem;
  font-weight: bold;
  padding: 4px 8px;
  line-height: 1.2;
}
.mcon .professor_info table tr td {
  padding: 4px 8px;
  line-height: 1.2;
  text-align: left;
}
.mcon .video-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 = 9 / 16 = 0.5625 → 56.25% */
  height: 0;
  overflow: hidden;
}
.mcon .video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.mcon .tokyo-link {
  text-align: center;
  display: block;
  margin-bottom: 20px;
}
.mcon .act_on_stc table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 30px;
}
.mcon .act_on_stc table tr {
  border-bottom: 1px solid #ccc;
}
.mcon .act_on_stc table td {
  padding: 12px 16px;
  border: 1px solid #ccc;
  vertical-align: top;
  line-height: 1.6;
  font-size: 1rem;
}
.mcon .act_on_stc table td:first-child {
  background-color: #f4f4f4;
  font-weight: bold;
  width: 25%;
}
.mcon .act_on_stc table td:last-child {
  width: 70%;
}
.mcon .callforpapers-table table {
  width: 80%;
  margin: 0 auto;
}
.mcon .callforpapers-table table tbody tr td {
  padding: 1rem;
  border: 1px solid #ddd;
  vertical-align: middle;
  text-align: center;
}
.mcon .callforpapers-table table tbody tr td span {
  font-weight: 100;
  font-size: 0.9rem;
}
.mcon .callforpapers-table table tbody tr td:first-child {
  background-color: #296da9;
  color: #fff;
  font-weight: bold;
  width: 50%;
}
.mcon .fees-table table {
  width: 80%;
  margin: 0 auto;
}
.mcon .fees-table table tbody tr th, .mcon .fees-table table tbody tr td {
  padding: 1rem;
  border: 1px solid #ddd;
  vertical-align: middle;
}
.mcon .fees-table table tbody tr th:first-child {
  width: 40%;
}
.mcon .fees-table table tbody tr td:first-child {
  background-color: #e6f0ff;
  width: 40%;
}
.mcon .fees-table table tbody tr td:nth-child(2), .mcon .fees-table table tbody tr td:nth-child(3) {
  text-align: center;
}
.mcon .fees-table table tbody tr th {
  background-color: #296da9;
  color: #fff;
  font-weight: bold;
  text-align: center;
}/*# sourceMappingURL=style.css.map */