/*=======================================================================
top
=======================================================================*/
/*==========
hero header
==========*/
.hero-header {
  position: relative;
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  color: #fff;
  z-index: -1;
  background:
    linear-gradient(rgba(41, 171, 226, 0.2), rgba(0, 113, 188, 0.2)),
    url("../img/top/top-hero.jpg") center center / cover no-repeat;
}
@media (max-width: 960px) and (orientation: portrait) {
  .hero-header {
    background:
      linear-gradient(rgba(41, 171, 226, 0.2), rgba(0, 113, 188, 0.2)),
      url("../img/top/top-hero-sp.jpg") center center / cover no-repeat;
  }
}
.hero-scroll-indicator {
  position: absolute;
  left: 20px;
  bottom: 5%;
  width: 1px;
  height: 200px;
  z-index: 50;
}
.hero-scroll-indicator span {
  position: absolute;
  top: 0;
  left: 18px;
  color: var(--color-white);
  font-size: 12px;
  letter-spacing: 0.18em;
  line-height: 1;
  transform: rotate(90deg);
  transform-origin: left top;
}
.hero-scroll-indicator::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: 200px;
  background: var(--color-white);
}
.hero-scroll-indicator::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 11px;
  height: 1px;
  background: var(--color-white);
  transform: rotate(-45deg);
  transform-origin: left center;
}
.hero-lead {
  font-size: clamp(30px, 4.1vw, 80px);
  color: var(--color-white);
  font-weight: var(--fw-bold);
}
@media (max-width: 960px) {
  .hero-lead {
    text-align: left;
  }
}
.hero-text {
  margin-top: 12px;
  font-size: 24px;
  font-weight: bold;
  line-height: 1.5;
}
/*==========
top sections
==========*/
.top-section {
  padding: 86px 20px;
}
article > .top-section:nth-of-type(odd) {
  background: rgba(41, 171, 226, 0.2);
}
.top-section h2 span {
  display: block;
  margin-top: 8px;
  font-size: clamp(13px, 1.5vw, 20px);
  font-weight: var(--fw-regular);
  color: var(--color-text-sub);
}
.top-section-group {
  display: block;
}
.top-section-group .top-section {
  padding: 0;
}
.top-section-panel-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 200px;
  padding: 48px 20px;
  text-decoration: none;
  text-align: center;
}
.top-section-panel-link p {
  position: relative;
  color: #0071bc;
  background: #fff;
  border-radius: 9999px;
  width: 160px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  text-align: center;
  transition:
    color 0.2s ease,
    background-color 0.2s ease;
}
.top-section-panel-link p::after {
  content: "";
  position: absolute;
  right: 14px;
  width: 8px;
  height: 8px;
  border-right: 2px solid #0071bc;
  border-bottom: 2px solid #0071bc;
  transform: rotate(-45deg);
  transition:
    border-right-color 0.2s ease,
    border-bottom-color 0.2s ease;
}
.top-section-panel-link:hover p {
  color: #fff;
  background: #0071bc;
}
.top-section-panel-link:hover p::after {
  border-right-color: #fff;
  border-bottom-color: #fff;
}
.enroll .top-section-panel-link,
.newsletter .top-section-panel-link {
  position: relative;
  overflow: hidden;
  align-items: center;
  justify-content: center;
}
.enroll .top-section-panel-link::before,
.newsletter .top-section-panel-link::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.12);
  opacity: 0;
  transition: opacity 0.25s ease;
}
.enroll .top-section-panel-link > *,
.newsletter .top-section-panel-link > * {
  position: relative;
  z-index: 1;
}
.enroll .top-section-panel-link:hover::before,
.newsletter .top-section-panel-link:hover::before {
  opacity: 1;
}
@media (min-width: 961px) {
  .top-section-group {
    display: flex;
    flex-wrap: nowrap;
    gap: 0;
  }
  .top-section-group .top-section {
    flex: 0 0 50%;
    max-width: 50%;
  }
}
.top-section h2 {
  font-size: clamp(24px, 4.6vw, 64px);
  line-height: 1.2;
  color: var(--color-accent);
  font-weight: var(--fw-regular);
  margin-bottom: 48px;
}
.top_lead {
  font-size: clamp(13px, 1.5vw, 20px);
  line-height: 1.9;
  color: var(--color-text-main);
  font-weight: var(--fw-regular);
}
.hrra-section {
  font-size: clamp(14px, 1.8vw, 24px);
  line-height: 1.8;
  color: var(--color-white);
  font-weight: var(--fw-medium);
  display: flex;
  justify-content: space-between;
  row-gap: 16px;
  width: 100%;
  max-width: 380px;
  margin: 40px auto;
}
.hrra-section li {
  position: relative;
  box-sizing: border-box;
  flex: 0 0 calc((100% - 16px) / 2);
  width: calc((100% - 16px) / 2);
  aspect-ratio: 1 / 1;
  min-height: 140px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  text-align: center;
  padding: 1.6em 16px 16px;
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}
.hrra-section li:nth-child(1) {
  background-image: url("../img/top/hrra-section01.png");
}
.hrra-section li:nth-child(2) {
  background-image: url("../img/top/hrra-section02.png");
}
.hrra-section li:nth-child(3) {
  background-image: url("../img/top/hrra-section03.png");
}
.hrra-section li:nth-child(4) {
  background-image: url("../img/top/hrra-section04.png");
}
.about-more-button,
.back_bt {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: var(--btn-max-width);
  height: var(--btn-height);
  margin-left: auto;
  margin-right: auto;
  border-radius: var(--btn-radius-max);
  text-decoration: none;
  color: var(--color-white);
  background: var(--color-accent);
  transition: background-color 0.2s ease;
}
.about-more-button:hover {
  color: var(--color-white);
  background: #0071bc;
}
.about-more-button::after {
  content: "";
  position: absolute;
  right: 16px;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--color-white);
  border-bottom: 2px solid var(--color-white);
  transform: rotate(-45deg);
}
.back_bt {
  margin: 64px auto;
}
@media (min-width: 961px) {
  .hrra-section {
    max-width: 812px;
  }
  .hrra-section li {
    flex: 0 0 180px;
    width: 180px;
    height: 180px;
    min-height: 180px;
    font-size: clamp(18px, 1.28vw, 30px);
    padding-top: 1.92em;
  }
}
@media (min-width: 1920px) {
  .hrra-section li {
    padding-top: calc(1.72em - 8px);
  }
}
.top_news dl {
  font-size: clamp(14px, 1.8vw, 24px);
  background: rgba(255, 255, 255, 0.8);
  padding: 28px;
}
.top-news-inner {
  width: 100%;
  position: relative;
  z-index: 1;
}
.news-inner dl {
  width: 100%;
}
.top-news-inner dl div,
.news-inner dl div {
  position: relative;
  padding: 8px;
  margin-bottom: 24px;
}
.top-news-inner a,
.news-inner a {
  text-indent: -9999px;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.top-news-inner a:hover,
.news-inner a:hover {
  background: rgba(41, 171, 226, 0.05);
}
.top-news-inner dl div:has(a:hover) dd,
.news-inner dl div:has(a:hover) dd {
  color: #0071bc;
}
.top_news dl dt,
.news-inner dl dt {
  color: var(--color-text-sub);
  font-weight: var(--fw-regular);
  margin-bottom: 8px;
}
.top_news dl dd,
.news-inner dl dd {
  color: var(--color-text-main);
  font-weight: var(--fw-regular);
}
.top_news h2,
.top_activity h2 {
  text-align: center;
}
.top_news {
  position: relative;
  overflow: hidden;
  padding-top: 94px;
  padding-bottom: 94px;
}
.top_news::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  background-image: url("../img/top/news-bk-sp.png");
  background-repeat: no-repeat;
  background-position: right center;
  background-size: auto 100%;
  z-index: 0;
  pointer-events: none;
}
.top_link li:first-child {
  font-size: inherit;
}
.top_link li:not(:first-child) {
  font-size: inherit;
}
.top_link li:nth-child(1) {
  background: var(--color-top-link-1);
  background-image: url("../img/top/hrra-info-bk01.webp");
  background-repeat: no-repeat;
  background-position: right bottom;
  background-size: auto 55%;
  transition: background-color 0.25s ease;
}
.top_link li:nth-child(2) {
  background: var(--color-top-link-2);
  background-image: url("../img/top/hrra-info-bk02.webp");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100% auto;
  transition: background-color 0.25s ease;
}
.top_link li:nth-child(3) {
  background: var(--color-top-link-3);
  background-image: url("../img/top/hrra-info-bk03.webp");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100% auto;
  transition: background-color 0.25s ease;
}
.top_link li:nth-child(4) {
  background: var(--color-top-link-4);
  background-image: url("../img/top/hrra-info-bk04.webp");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100% auto;
  transition: background-color 0.25s ease;
}
.top_link li:nth-child(5) {
  background: var(--color-top-link-5);
  background-image: url("../img/top/hrra-info-bk05.webp");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100% auto;
  transition: background-color 0.25s ease;
}
.top_link li:nth-child(1):hover {
  background-color: #78ad34;
}
.top_link li:nth-child(2):hover {
  background-color: #2e9a3d;
}
.top_link li:nth-child(3):hover {
  background-color: #005d9c;
}
.top_link li:nth-child(4):hover {
  background-color: #3eaed3;
}
.top_link li:nth-child(5):hover {
  background-color: #2f73d8;
}
.top_link li a {
  color: var(--color-white);
  display: block;
  width: 100%;
  font-size: clamp(13px, 1.58vw, 22px);
  font-weight: var(--fw-medium);
  text-decoration: none;
}
.top_link li:first-child a {
  font-size: clamp(17px, 2.1vw, 29px);
}
.top-link-section {
  padding-top: 92px;
  padding-left: 0;
  padding-right: 0;
  padding-bottom: 0;
}
.top-link-section h2 span {
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 500;
}
.top_link {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: auto auto auto;
}
.top_link li:nth-child(1) {
  grid-column: 1 / -1;
  grid-row: 1;
  aspect-ratio: 420 / 320;
}
.top_link li:nth-child(n + 2) {
  grid-column: auto;
  aspect-ratio: 1 / 1;
}
.top_link li a {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  width: 100%;
  height: 100%;
  min-height: 88px;
  padding: 14px 20px;
}
.top_link li a span {
  margin-left: auto;
}
.top_link li:nth-child(1) a span {
  position: relative;
  color: #0071bc;
  background: #fff;
  border-radius: 9999px;
  width: 160px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  text-align: center;
  transition:
    color 0.2s ease,
    background-color 0.2s ease;
}
.top_link li:nth-child(1) a span::after {
  content: "";
  position: absolute;
  right: 14px;
  width: 8px;
  height: 8px;
  border-right: 2px solid #0071bc;
  border-bottom: 2px solid #0071bc;
  transform: rotate(-45deg);
  transition:
    border-right-color 0.2s ease,
    border-bottom-color 0.2s ease;
}
.top_link li:nth-child(1) a {
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
}
.top_link li:nth-child(1) a span {
  margin-left: 0;
}
.top_link li:nth-child(n + 2) a span {
  position: absolute;
  right: 14px;
  bottom: 14px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #fff;
  font-size: 0;
  line-height: 0;
  transition: background-color 0.2s ease;
}
.top_link li:nth-child(n + 2) a {
  position: relative;
  justify-content: center;
  align-items: flex-start;
  text-align: center;
  padding-top: calc(14px + 1.6em);
}
.top_link li:nth-child(n + 2) a span::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid #0071bc;
  border-bottom: 2px solid #0071bc;
  transform: translate(-60%, -50%) rotate(-45deg);
  transition:
    border-right-color 0.2s ease,
    border-bottom-color 0.2s ease;
}
.top_link li:nth-child(1):hover a span {
  color: #fff;
  background: #0071bc;
}
.top_link li:nth-child(1):hover a span::after {
  border-right-color: #fff;
  border-bottom-color: #fff;
}
.top_link li:nth-child(n + 2):hover a span {
  background: #0071bc;
}
.top_link li:nth-child(n + 2):hover a span::after {
  border-right-color: #fff;
  border-bottom-color: #fff;
}
.date {
  color: var(--color-footer-bg);
}
@media (min-width: 961px) {
  .top_news {
    padding-top: 134px;
    padding-bottom: 134px;
  }
  .top_news::before {
    left: 50%;
    width: min(75%, 100%);
    transform: translateX(-50%);
    background-image: url("../img/top/news-bk.png");
    background-position: right center;
  }
  .top-news-inner,
  .top-activity-inner {
    width: min(75%, 100%);
    margin-left: auto;
    margin-right: auto;
  }
  .top-activity-inner {
    width: min(75%, 1024px);
  }
  .top-news-inner,
  .news-inner {
    display: flex;
    align-items: flex-start;
    gap: 24px;
  }
  .top_news h2 {
    flex: 1 1 auto;
    margin-bottom: 0;
  }
  .top_news dl {
    flex: 0 0 70%;
    width: 70%;
    margin: 0 0 0 auto;
  }
  .top_news dl dt,
  .top_news dl dd,
  .news-inner dl dt,
  .news-inner dl dd {
    font-size: clamp(0.9rem, 0.82rem + 0.25vw, 1.05rem);
  }
  .top_news h2,
  .top_activity h2 {
    text-align: left;
  }
  .top-activity-inner {
    display: flex;
    align-items: flex-start;
    gap: 24px;
  }
  .top_activity h2 {
    flex: 1 1 auto;
    margin-bottom: 0;
    align-self: center;
  }
  .top-activity-list {
    flex: 0 0 70%;
    width: 70%;
    margin-left: auto;
  }
  .top_activity .flex_sb {
    width: 100%;
  }
  .top_activity dl {
    display: flex;
    align-items: center;
  }
  .top-activity-list .flex_sb:nth-of-type(2) dl {
    flex-direction: row-reverse;
  }
  .top_activity dt {
    width: 300px;
    height: 300px;
    margin: 0;
    flex: 0 0 300px;
    font-size: clamp(14px, 1.75vw, 24px);
  }
  .top_activity dd {
    margin-top: 0;
    margin-left: -200px;
    width: calc(100% + 200px);
    min-height: 240px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 28px 28px 28px 228px;
  }
  .top-activity-list .flex_sb:nth-of-type(2) dd {
    margin-left: 0;
    margin-right: -200px;
    padding: 28px 228px 28px 28px;
  }
  .top_activity dl dd p {
    font-size: clamp(10px, 1.32vw, 17px);
  }
  .top_activity dl dd p:first-of-type {
    font-size: clamp(10px, 1.32vw, 17px);
  }
  .top_activity .about-more-button {
    margin-left: 0;
    margin-right: 0;
  }
  .top_activity .flex_sb + .flex_sb {
    margin-top: 24px;
  }
  .top_link {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(clamp(216px, 16vw, 320px), auto));
  }
  .top_link li:nth-child(1),
  .top_link li:nth-child(n + 2) {
    aspect-ratio: auto;
  }
  .top_link li:nth-child(2),
  .top_link li:nth-child(3),
  .top_link li:nth-child(4),
  .top_link li:nth-child(5) {
    background-position: center center;
    background-size: cover;
  }
  .top_link li:nth-child(n + 2) a {
    align-items: center;
    padding-top: 14px;
  }
  .top_link li:nth-child(1) {
    grid-column: 1 / span 2;
    grid-row: 1 / span 2;
  }
  .top_link li:nth-child(2) {
    grid-column: 3;
    grid-row: 1;
  }
  .top_link li:nth-child(3) {
    grid-column: 4;
    grid-row: 1;
  }
  .top_link li:nth-child(4) {
    grid-column: 3;
    grid-row: 2;
  }
  .top_link li:nth-child(5) {
    grid-column: 4;
    grid-row: 2;
  }
  .top-section-group .top-section {
    aspect-ratio: 683 / 500;
  }
  .top-section-group .top-section .top-section-panel-link {
    min-height: 100%;
  }
}
.top_activity dl dt {
  font-size: clamp(18px, 2.35vw, 32px);
  color: var(--color-white);
  font-weight: var(--fw-medium);
}
.top_activity dl dd p {
  font-size: clamp(14px, 1.8vw, 24px);
  line-height: 1.8;
  color: var(--color-text-main);
  font-weight: var(--fw-regular);
}
.top_activity .flex_sb {
  width: 100%;
}
.top_activity dl dd p a {
  font-size: clamp(15px, 1.35vw, 19px);
  color: var(--color-white);
  background: var(--color-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: var(--btn-max-width);
  height: var(--btn-height);
  border-radius: var(--btn-radius-max);
  text-decoration: none;
}
.top-activity-inner {
  width: 88%;
  margin-left: auto;
  margin-right: auto;
}
.top-activity-list {
  width: 100%;
}
.top_activity .flex_sb {
  display: block;
}
.top_activity dl {
  width: 100%;
  position: relative;
}
.top_activity dt {
  width: 200px;
  height: 200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
  z-index: 2;
}
.top_activity .flex_sb:nth-of-type(1) dt {
  background-image: url("../img/top/activity-ti01.png");
}
.top_activity .flex_sb:nth-of-type(2) dt {
  background-image: url("../img/top/activity-ti02.png");
}
.top_activity dd {
  background: var(--color-white);
  border-radius: 16px;
  padding: 28px;
  margin-top: -24px;
  position: relative;
  z-index: 1;
}
.top_activity .flex_sb + .flex_sb {
  margin-top: 32px;
}
.enroll h2 {
  font-size: clamp(18px, 2.52vw, 34px) !important;
  color: var(--color-white);
  font-weight: var(--fw-regular);
  margin-bottom: 16px;
}
.enroll {
  background: var(--color-enroll-bg);
  background-image: url("../img/top/enroll-bk.webp");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: contain;
}
.newsletter h2 {
  font-size: clamp(18px, 2.35vw, 32px);
  color: var(--color-white) !important;
  font-weight: var(--fw-regular);
  margin-bottom: 16px;
}
.newsletter h2 span {
  color: var(--color-white) !important;
}
.newsletter h2 img {
  display: block;
  width: 100%;
  max-width: 210px;
  height: auto;
  margin: 12px auto;
}
.newsletter {
  background: var(--color-newsletter-bg);
  background-image: url("../img/top/newsletter-bk.webp");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100% auto;
}
@media (max-width: 960px) {
  .newsletter h2 img {
    max-width: 180px;
  }
  .enroll h2 {
    font-size: calc(clamp(18px, 2.52vw, 34px) * 1.6) !important;
  }
  .top-section-group .top-section {
    aspect-ratio: 430 / 315;
  }
  .top-section-group .top-section .top-section-panel-link {
    min-height: 100%;
  }
  .top-news-inner {
    width: 88%;
    margin-left: auto;
    margin-right: auto;
  }
  .top_activity h2 {
    font-size: clamp(29px, 5.5vw, 77px);
  }
  .top_activity .about-more-button {
    display: flex;
    margin-left: auto;
    margin-right: auto;
  }
  .top_link li:nth-child(1) a {
    position: relative;
    justify-content: flex-start;
    padding-top: calc(14px + 1.6em);
  }
  .top_link li:nth-child(1) a span {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin-left: 0;
  }
  .top_link li a {
    font-size: clamp(19.5px, 2.37vw, 33px);
  }
  .top_link li:first-child a {
    font-size: clamp(25.5px, 3.15vw, 43.5px);
  }
  .hrra-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    max-width: 380px;
    column-gap: 16px;
    row-gap: 16px;
  }
  .hrra-section li {
    flex: 0 0 calc((100% - 16px) / 2);
    width: calc((100% - 16px) / 2);
  }
  .top-section h2 span {
    font-size: clamp(1rem, 0.86rem + 0.8vw, 1.26rem);
  }
  .top_lead {
    font-size: clamp(1rem, 0.86rem + 0.8vw, 1.26rem);
  }
  .hrra-section {
    font-size: clamp(1.05rem, 0.9rem + 0.85vw, 1.32rem);
  }
  .top_news dl {
    font-size: clamp(1.05rem, 0.9rem + 0.85vw, 1.32rem);
  }
  .top_link li:first-child {
    font-size: clamp(1.28rem, 1.04rem + 1.28vw, 1.7rem);
  }
  .top_link li:not(:first-child) {
    font-size: clamp(1.05rem, 0.9rem + 0.85vw, 1.32rem);
  }
  .top_activity dl dt {
    font-size: clamp(1.28rem, 1.04rem + 1.28vw, 1.7rem);
  }
  .top_activity dl dd p {
    font-size: clamp(1.05rem, 0.9rem + 0.85vw, 1.32rem);
  }
}
@media (min-width: 961px) {
  .top-activity-inner {
    width: min(75%, 1024px);
    margin-left: auto;
    margin-right: auto;
    display: flex;
    align-items: flex-start;
    gap: 64px;
  }
  .top_activity dl {
    display: flex;
    align-items: center;
  }
  .top_activity dt {
    width: 300px;
    height: 300px;
    margin: 0;
    flex: 0 0 300px;
    font-size: clamp(14px, 1.75vw, 24px);
  }
  .top_activity dd {
    margin-top: 0;
    margin-left: -200px;
    width: calc(100% + 200px);
    min-height: 240px;
    padding: 28px 28px 28px 228px;
  }
  .top-activity-list .flex_sb:nth-of-type(2) dd {
    margin-left: 0;
    margin-right: -200px;
    padding: 28px 228px 28px 28px;
  }
}
/*=======================================================================
newsletter
=======================================================================*/
.nllist li {
  margin-bottom: 16px;
}
.nllist li a:hover {
  text-decoration: underline;
}