@charset "UTF-8";
* {
  font-family: "Open Sans", sans-serif, "Noto Sans JP", sans-serif;
}

.sp {
  display: none;
}

@media (max-width: 768px) {
  .sp {
    display: block;
  }
}
.body {
  overflow-x: hidden;
  color: #161618;
}

.header {
  z-index: 10;
  height: 80px;
  position: sticky;
  top: 0px;
  background: linear-gradient(102deg, #F2F2F2 12%, #434095 80%);
}
.header .header__inner {
  height: 100%;
  max-width: 1296px;
  width: 90%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header .header__inner .heading-title {
  font-size: 27px;
  font-weight: 600;
  color: #222222;
  transition-duration: 0.2s;
  white-space: nowrap;
}
.header .header__inner .heading-title:hover {
  color: #eaeaea;
}
.header .header__inner .heading-title-link {
  display: block;
  width: 127px;
}
.header .header__inner .logo-img {
  width: 100%;
}
.header .header__inner .nav {
  display: none;
  background: #434095;
  position: fixed;
  top: 80px;
  right: 0;
  height: 100vh;
}
.header .header__inner .nav .nav-list {
  display: block;
  white-space: nowrap;
}
.header .header__inner .nav .nav-list .nav-item {
  height: auto;
  position: relative;
}
.header .header__inner .nav .nav-list .nav-item.has-submenu .nav-item-link {
  display: flex;
  align-items: center;
  justify-content: center;
}
.header .header__inner .nav .nav-list .nav-item.has-submenu .nav-item-link .arrow {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 8px;
  vertical-align: middle;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid #ffffff;
  transition: transform 0.3s ease;
}
.header .header__inner .nav .nav-list .nav-item.has-submenu.open .nav-item-link .arrow {
  transform: rotate(180deg);
}
.header .header__inner .nav .nav-list .nav-item-link {
  padding: 24px 48px;
  display: block;
  color: #ffffff;
  font-size: clamp(13px, 1.69vw, 18px);
  font-weight: bold;
  text-align: center;
  text-decoration: none;
}
.header .header__inner .nav .nav-list .submenu {
  list-style: none;
  padding: 0;
  margin: 0;
  background-color: #333171;
  position: static;
  visibility: hidden;
  z-index: 101;
  width: 100%;
  max-height: 0; /* 初期状態では高さを0にする */
  overflow: hidden; /* 高さを超えるコンテンツを非表示にする */
  opacity: 0; /* 初期状態では透明 */
  transition: max-height 0.4s ease-out, opacity 0.4s ease-out; /* アニメーションの設定 */
}
.header .header__inner .nav .nav-list .submenu li a {
  display: block;
  padding: 15px 48px;
  text-decoration: none;
  color: #ffffff;
  font-size: clamp(12px, 1.5vw, 16px);
  font-weight: normal;
  text-align: center;
}
.header .header__inner .nav .nav-list .submenu li a:hover {
  background-color: #3b3883;
}
.header .header__inner .nav .nav-list .has-submenu.open .submenu {
  visibility: visible;
  max-height: 500px; /* 開いた時に表示される十分な高さを設定 */
  opacity: 1; /* 不透明にする */
}
.header .header__inner .hamburger {
  display: block;
  background: none;
  border: none;
}
.header .header__inner .hamburger .hamburger-link {
  display: flex;
  flex-direction: column;
  gap: 5px;
  align-items: center;
  cursor: pointer;
}
.header .header__inner .hamburger .hamburger__line-top {
  display: block;
  width: 30px;
  height: 2px;
  background: #ffffff;
}
.header .header__inner .hamburger .hamburger__line-middle {
  display: block;
  width: 30px;
  height: 2px;
  background: #ffffff;
}
.header .header__inner .hamburger .hamburger__line-bottom {
  display: block;
  width: 30px;
  height: 2px;
  background: #ffffff;
}
.header .header__inner .hamburger .h-btn-item {
  transition: all 0.3s;
}
.header .header__inner .hamburger .h-btn-item:first-child {
  transform-origin: left top;
}
.header .header__inner .hamburger .h-btn-item:last-child {
  transform-origin: left bottom;
}
.header .header__inner .hamburger .-active .h-btn-item:first-child {
  transform: rotate(45deg);
  /* transform-origin: left top; */
}
.header .header__inner .hamburger .-active .h-btn-item:nth-child(2) {
  opacity: 0;
}
.header .header__inner .hamburger .-active .h-btn-item:last-child {
  transform: rotate(-45deg);
  /* transform-origin: left bottom; */
}

@media (max-width: 768px) {
  .header {
    height: 60px;
  }
  .header .header__inner .nav {
    top: 60px;
  }
  .header .header__inner .heading-title-link {
    max-width: 110px;
    width: 70%;
    min-width: 80px;
  }
}
.main .page__header {
  background: #434095;
  width: 100%;
  position: relative;
  aspect-ratio: 8/1;
  display: flex;
  align-items: center;
}
.main .page__header_inner {
  width: 80%;
  margin: 0 auto;
  display: flex;
  align-items: baseline;
  gap: 30px;
}
.main .triangle {
  width: 7vw;
  min-width: 30px;
  object-fit: cover;
  aspect-ratio: 110/37;
}
.main .triangle-img {
  width: 100%;
}
.main .page-heading {
  font-size: clamp(20px, 2.6vw, 54px);
  letter-spacing: 0.2em;
  color: #ffffff;
  font-weight: bold;
}
.main .en-page-heading {
  display: block;
  font-size: clamp(13px, 1.69vw, 21px);
  margin-top: 5px;
  letter-spacing: 0.2em;
  color: #ffffff;
  font-weight: semibold;
}

@media (max-width: 768px) {
  .main .page__header {
    height: 80px;
  }
}
.footer .footer__inner {
  width: 100%;
  padding-top: 120px 0 0;
  margin: 0 auto;
  display: flex;
  height: 100%;
}
.footer .footer__inner .footer-logo {
  width: 30%;
  background: #F2F2F2;
  display: flex;
  justify-content: center;
  align-items: center;
}
.footer .footer__inner .footer-logo-link {
  max-width: 190px;
  width: 80%;
  display: block;
}
.footer .footer__inner .logo-img {
  width: 100%;
}
.footer .footer__inner .footer-contact {
  background: #434195;
  width: 70%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  padding-bottom: 20px;
}
.footer .footer__inner .footer-contact-text {
  color: #ffffff;
  letter-spacing: 0.2em;
  line-height: 2.5;
  font-size: clamp(13px, 1.69vw, 20px);
  margin-bottom: 5px;
  text-align: center;
  margin-top: 5%;
}
.footer .footer__inner .contact-button {
  max-width: 280px;
  width: 100%;
  margin-top: 20px;
}
.footer .footer__inner .contact-button-link {
  display: block;
  color: #434195;
  background: #ffffff;
  font-size: clamp(15px, 1.9vw, 20px);
  border-radius: 30px;
  padding: 15px 0;
  text-align: center;
  text-decoration: none;
}
.footer .footer__inner .copyright {
  margin-top: 70px;
}
.footer .footer__inner .copyright small {
  font-size: 14px;
  color: #A2A2A2;
}

@media (max-width: 768px) {
  .footer {
    height: auto;
  }
  .footer .footer__inner {
    flex-direction: column-reverse;
    height: auto;
    margin: 0 auto;
  }
  .footer .footer__inner .footer-logo {
    width: 100%;
    padding: 10px 0;
  }
  .footer .footer__inner .footer-logo-link {
    width: 22vw;
    max-width: 100px;
    min-width: 70px;
  }
  .footer .footer__inner .footer-contact {
    width: 100%;
  }
  .footer .footer__inner .footer-contact-text {
    line-height: 1.8;
  }
  .footer .footer__inner .contact-button {
    max-width: 300px;
    width: 70%;
  }
  .footer .footer__inner .copyright {
    margin: 20px 0;
  }
}