select,
input,
textarea,
button {
  font: inherit;
}

* {
  box-sizing: border-box;
}

a {
  transition: 0.3s linear;
  color: #313131;
  transition: 0.3s;
}
a:hover {
  opacity: 0.7;
}

body {
  font-size: 15px;
  color: #313131;
  line-height: 1.6;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  font-style: normal;
  min-width: 1200px;
  position: relative;
}

main {
  display: block;
}

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

table {
  border-collapse: collapse;
  border-spacing: 0;
}

.inner {
  width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.fadein {
  opacity: 0;
  transition: all 0.8s ease;
}
.fadein.on {
  opacity: 1;
}
.fadein.delay1 {
  transition-delay: 0.3s;
}
.fadein.delay2 {
  transition-delay: 0.6s;
}

.fadeup {
  transform: translateY(20px);
}
.fadeup.on {
  transform: translateY(0);
}

.box_btn a {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 180px;
  height: 54px;
  font-size: 16px;
  font-weight: bold;
  color: #fff;
  box-shadow: 0px 4px 4px 0px rgba(0, 0, 0, 0.25);
  background: linear-gradient(90deg, #3973C2 0%, #00439D 100%);
  letter-spacing: 1px;
}
.box_btn a small {
  font-size: 12px;
}
.box_btn.white a {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(#fff, #fff) padding-box, linear-gradient(90deg, #3973C2, #00439D) border-box;
  border: 2px solid transparent;
}
.box_btn.purple a {
  background: linear-gradient(90deg, #7574C6 0%, #373695 100%);
}

.font_grade {
  display: inline-block;
  background: linear-gradient(90deg, #3973C2 0%, #00439D 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@supports not (background-clip: text) {
  .font_grade {
    background: none;
    color: #3973C2;
  }
}
.btn_arrow {
  margin-top: 20px;
}
.btn_arrow a {
  color: #00439D;
  font-size: 14px;
  font-weight: 500;
  position: relative;
  padding-bottom: 9px;
  padding-right: 50px;
  display: inline-block;
}
.btn_arrow a::after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 14px;
  border-right: 2px solid #00439D;
  border-bottom: 1px solid #00439D;
  box-sizing: border-box;
  right: 13px;
  bottom: 0;
  transform: skew(60deg);
  transition: 0.3s;
}
.btn_arrow.white a {
  color: #fff;
}
.btn_arrow.white a::after {
  border-color: #fff;
}

.c_ttl_wrap {
  display: flex;
  justify-content: center;
  gap: 7px;
  align-items: flex-end;
  position: relative;
  z-index: 1;
}
.c_ttl_wrap .jp {
  font-size: 28px;
  font-weight: bold;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.c_ttl_wrap .en {
  font-size: 15px;
  font-weight: 500;
  padding-bottom: 4px;
  display: inline-block;
  background: linear-gradient(90deg, #3973C2 0%, #00439D 100%);
  -webkit-background-clip: text;
  /* Chrome / Safari / Edge / iOS */
  background-clip: text;
  /* Firefox */
  color: transparent;
}
@supports not (background-clip: text) {
  .c_ttl_wrap .en {
    background: none;
    color: #3973C2;
  }
}
.c_ttl_wrap.white .jp,
.c_ttl_wrap.white .en {
  color: #fff;
  background: none;
}

header {
  position: absolute;
  z-index: 100;
  width: 100%;
}
header .h_inner {
  padding: 30px 90px 0;
  display: flex;
  justify-content: space-between;
}
header .h_inner .logo {
  position: relative;
  z-index: 1;
}
header .h_inner .nav_container nav ul {
  display: flex;
  align-items: center;
  gap: 45px;
}
header .h_inner .nav_container nav ul li a {
  color: #fff;
  font-weight: 500;
}

footer .f_cta {
  background: url(../img/common/bg_footer_cta.jpg) no-repeat center/cover;
  padding: 80px 0;
}
footer .f_cta .cta_ttl {
  text-align: center;
  font-size: 36px;
  font-weight: bold;
  color: #fff;
  letter-spacing: 0.02em;
}
footer .f_cta .desc {
  margin-top: 38px;
  text-align: center;
  line-height: 1.8;
  color: #fff;
  font-weight: 500;
}
footer .f_cta .btn_wrap {
  margin-top: 38px;
  display: flex;
  justify-content: center;
  gap: 15px;
}
footer .f_cta .btn_wrap .btn a {
  position: relative;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.75);
  width: 190px;
  height: 140px;
  color: #113366;
  padding: 18px;
  transition: 0.3s;
}
footer .f_cta .btn_wrap .btn a::before {
  content: "";
  display: block;
  width: 8px;
  height: 50px;
  background: url(../img/common/ico_footer_arrow.svg) no-repeat center;
  background-size: contain;
  position: absolute;
  top: -10px;
  left: 10px;
  transition: 0.3s;
}
footer .f_cta .btn_wrap .btn a:hover {
  background-color: rgb(255, 255, 255);
  opacity: 1;
}
footer .f_cta .btn_wrap .btn a:hover::before {
  top: -5px;
}
footer .f_bottom {
  background-color: #113366;
  padding-top: 48px;
  padding-bottom: 14px;
}
footer .f_bottom .f_nav ul {
  display: flex;
  justify-content: center;
  gap: 45px;
}
footer .f_bottom .f_nav ul li a {
  color: #fff;
  font-weight: 500;
}
footer .f_bottom .logo {
  margin-top: 40px;
  text-align: center;
}
footer .f_bottom .arr {
  margin-top: 44px;
  font-size: 14px;
  color: #fff;
  text-align: center;
}

.under_mv {
  position: relative;
}
.under_mv .bg {
  height: 440px;
  position: relative;
  z-index: 1;
}
.under_mv .bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.under_mv .bg.overlay::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 59, 114, 0.7);
  position: absolute;
  top: 0;
  left: 0;
}
.under_mv .item_wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  text-align: center;
  z-index: 10;
  padding: 0 40px;
}
.under_mv .item_wrap .mv_ttl {
  font-weight: bold;
  font-size: 34px;
  font-weight: bold;
  color: #fff;
  letter-spacing: 0.08em;
}
.under_mv .item_wrap .desc {
  margin-top: 35px;
  font-size: 20px;
  color: #fff;
  font-weight: 500;
}

.other_content {
  padding-top: 80px;
  padding-bottom: 140px;
  background-color: #F5F5F5;
}
.other_content .content_wrap {
  margin-top: 100px;
  display: flex;
  width: 880px;
  margin-left: auto;
  margin-right: auto;
}
.other_content .content_wrap .img_box {
  width: 50%;
}
.other_content .content_wrap .txt_box {
  width: 50%;
  padding-left: 78px;
}
.other_content .content_wrap .txt_box .heading {
  font-size: 20px;
  font-weight: bold;
  letter-spacing: 0.01em;
}
.other_content .content_wrap .txt_box .desc {
  margin-top: 30px;
}
.other_content .content_wrap .txt_box .btn_wrap {
  margin-top: 30px;
  display: flex;
  gap: 8px;
}
.other_content .content_wrap.reverse {
  flex-direction: row-reverse;
}
.other_content .content_wrap.reverse .txt_box {
  padding-left: 0;
  padding-right: 78px;
}

.information_content {
  padding-top: 110px;
  padding-bottom: 110px;
  background-color: #fff;
  position: relative;
}
.information_content .content_wrap {
  margin: 50px auto 0;
  max-width: 960px;
}
.information_content .content_wrap ul li {
  border-top: 1px solid #D9D9D9;
  min-height: 62px;
  display: flex;
  align-items: center;
  gap: 20px;
  padding-left: 12px;
  padding-right: 12px;
}
.information_content .content_wrap ul li time {
  font-size: 14px;
}
.information_content .content_wrap ul li .tag {
  color: #6F6F6F;
  border: 1px solid #6F6F6F;
  font-size: 12px;
  border-radius: 15px;
  padding: 0 17px;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 30px;
}
.information_content .content_wrap ul li .ttl {
  color: #001B3D;
  font-weight: 500;
}
.information_content .content_wrap ul li:last-child {
  border-bottom: 1px solid #D9D9D9;
}
.information_content .btn_arrow {
  margin-top: 60px;
  text-align: center;
}
.information_content .btn_arrow a {
  color: #3973C2;
}

@media screen and (min-width: 768px) {
  .sp_block {
    display: none !important;
  }
}
@media screen and (max-width: 767px) {
  body {
    min-width: auto;
  }
  .sp_none {
    display: none !important;
  }
  img {
    width: 100%;
  }
  .box_btn a {
    width: 170px;
    height: 50px;
  }
  .btn_arrow a {
    width: max-content;
    padding-right: 35px;
  }
  .btn_arrow a::after {
    height: 10px;
  }
  .c_ttl_wrap .jp {
    font-size: 24px;
  }
  header .h_inner {
    padding: 20px 22px 0;
  }
  header .h_inner .nav_container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    transform: translateX(100%);
    transition: 0.2s linear;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    padding-left: 30%;
  }
  header .h_inner .nav_container nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 40px;
  }
  header .h_inner .nav_container nav ul li a {
    color: #313131;
  }
  header .h_inner .hamburger {
    width: 28px;
    height: 20px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    z-index: 100;
    display: flex;
  }
  header .h_inner .hamburger span {
    display: block;
    height: 3px;
    background: #fff;
    border-radius: 2px;
    transition: 0.3s;
  }
  header.on .h_inner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
  }
  header.on .h_inner .logo svg path {
    fill: #00439D;
  }
  header.on .h_inner .nav_container {
    transform: translateX(0);
  }
  header.on .h_inner .hamburger span {
    background-color: #00439D;
  }
  header.on .h_inner .hamburger span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  header.on .h_inner .hamburger span:nth-child(2) {
    opacity: 0;
  }
  header.on .h_inner .hamburger span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  footer .f_cta {
    padding-top: 50px;
    padding-bottom: 50px;
  }
  footer .f_cta .cta_ttl {
    font-size: 24px;
  }
  footer .f_cta .desc {
    font-size: 15px;
  }
  footer .f_cta .btn_wrap {
    flex-direction: column;
    gap: 20px;
  }
  footer .f_cta .btn_wrap .btn a {
    margin-left: auto;
    margin-right: auto;
    padding: 18px;
    height: 100px;
  }
  footer .f_bottom {
    padding-top: 40px;
    padding-bottom: 15px;
  }
  footer .f_bottom .f_nav ul {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    gap: 10px;
  }
  footer .f_bottom .logo {
    width: 76px;
    margin: 30px auto;
  }
  footer .f_bottom .arr {
    margin-top: 30px;
  }
  .c_ttl_wrap.fadein {
    opacity: 1;
    transform: translateY(0);
  }
  .f_cta.fadein {
    opacity: 1;
  }
  .under_mv .item_wrap {
    padding: 0 20px;
  }
  .under_mv .item_wrap .mv_ttl {
    font-size: 24px;
  }
  .under_mv .item_wrap .desc {
    font-size: 15px;
  }
  .other_content {
    padding-top: 60px;
    padding-bottom: 70px;
  }
  .other_content .content_wrap {
    flex-direction: column;
    margin-top: 40px;
    width: 351px;
    margin-left: auto;
    margin-right: auto;
  }
  .other_content .content_wrap + .content_wrap {
    margin-top: 65px;
  }
  .other_content .content_wrap .img_box {
    width: 100%;
  }
  .other_content .content_wrap .txt_box {
    width: 100%;
    padding-left: 0;
  }
  .other_content .content_wrap .txt_box .heading {
    margin-top: 30px;
  }
  .other_content .content_wrap.reverse {
    flex-direction: column;
  }
  .other_content .content_wrap.reverse .txt_box {
    padding-right: 0;
  }
  .information_content {
    padding-top: 50px;
    padding-bottom: 80px;
    position: relative;
    z-index: 1;
  }
  .information_content .content_wrap {
    padding-left: 15px;
    padding-right: 15px;
  }
  .information_content .content_wrap ul li {
    padding: 15px 10px;
    gap: 0;
    flex-wrap: wrap;
  }
  .information_content .content_wrap ul li .tag {
    height: 26px;
    margin-left: 20px;
  }
  .information_content .content_wrap ul li .ttl {
    width: 100%;
    font-size: 16px;
    margin-top: 9px;
  }
}