@charset "UTF-8";

/* ------------------------------------------------------------
	共通パーツ
------------------------------------------------------------ */
/* ラッパー
-------------------------------------------------------*/
.ly_wrap {
  width: calc(100% - 40px);
  max-width: 1200px;
  margin: 0 auto;
}


/* セクション
-------------------------------------------------------*/
.ly_sect {
  padding: 130px 0;
}

.ly_sect--main {
  background: url(/100th/assets/images/bg_bubble.png) no-repeat center / auto;
}

.ly_sect--bg1 {
  background: var(--color-bg1) url(/100th/assets/images/bg_dot.png) repeat center / auto;
}

.ly_sect--bg2 {
  background: var(--color-bg2);
}

@media screen and (max-width: 767px) {
  .ly_sect {
    padding: 60px 0;
  }

  .ly_sect--main {
    background-size: 700px;
    background-repeat: repeat-Y;
  }

  .ly_sect--main {
    background-position: center -80px;
  }

  .secAnchor + .ly_sect {
    padding-top: 40px;
  }
}


/* タイトル
-------------------------------------------------------*/
/* コンテナ */
.titHead {
  margin-bottom: 90px;
  
  &:only-child {
    margin-bottom: 0;
  }
}

.titHead_lead {
  flex: 1;
}

.titHead_txt {
  display: flex;
  align-items: center;
  height: 100%;
}

.titHead > .titSecondary {
  width: 436px;
  margin: 0;
}

@media screen and (min-width: 768px) {
  .titHead {
    display: flex;
  }

  .titHead_lead {
    flex: 1;
    padding-left: 60px;
    border-left: 1px dashed var(--color-txt);
  }
}

@media screen and (max-width: 767px) {
  .titHead {
    margin-bottom: 40px;
  }

  .titHead_lead {
    padding-top: 25px;
    border-top: 1px dashed var(--color-txt);
  }

  .titHead > .titSecondary {
    width: 100%;
    margin-bottom: 25px;
  }
}

/* h2 */
.titSecondary {
  margin-bottom: 90px;
}

.titSecondary_main {
  color: var(--color-sub);
  font-family: var(--font-sub);
  font-size: 56px;
  line-height: var(--lineHeight-xs);
  letter-spacing: 0.05em;
}

.titSecondary_main > em {
  color: var(--color-main);
}

.titSecondary_main > span {
  display: block;
  font-size: 44px;
  line-height: 1;
}

.titSecondary_sub {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 15px;
  color: var(--color-sub);
  font-size: 16px;
  font-weight: bold;
  line-height: 1;
  letter-spacing: 0.12em;
}

.titSecondary_sub::before {
  content: url(/100th/assets/images/tit_dot.svg);
  display: inline-block;
}

@media screen and (max-width: 767px) {
  .titSecondary {
    margin-bottom: 40px;
  }

  .titSecondary_main {
    font-size: 44px;
  }

  .titSecondary_main > span {
    font-size: 34px;
  }
}


/* レスポンシブ
-------------------------------------------------------*/
/* SPのみ改行 */
.brSp {
  display: none;
}

@media screen and (max-width: 767px) {
  .brSp {
    display: block;
  }

  /* PCのみ改行 */
  .brPc {
    display: none;
  }
}


/* ------------------------------------------------------------
	各セクション
------------------------------------------------------------ */
/* ヘッダー
-------------------------------------------------------*/
.header {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;
}

.header.is-top {
  animation-name: fadeIn;
  animation-duration: 2s;
  animation-delay: 6s;
  animation-fill-mode: forwards;
  opacity: 0;
}

.header_inner {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 420px;
  height: 140px;
  padding: 30px;
  border-radius: 0 0 50px 0;
  box-shadow: var(--boxShadow);
  background: var(--color-wh);
}

.header_logo {
  width: 300px;
}

.header_link {
  display: block;
  transition: var(--trans-min02);
}

@media screen and (min-width: 768px) {
  .header_link:hover {
    opacity: 0.8;
  }

  /* アンカー追従時 */
  .header.is-fix {
    position: fixed;
    top: 0;
    left: 0;
    animation-name: slideDown;
    animation-duration: 1s;
    animation-fill-mode: forwards;
  }

  .header.is-fix .header_inner {
    width: auto;
    height: 105px;
    padding: 0 30px;
    box-shadow: none;
  }
}

@media screen and (max-width: 767px) {
  .header {
    right: 0;
  }

  .header_inner {
    width: calc(100% - 40px);
    height: 60px;
    padding: 10px;
    margin: 0 auto;
    border-radius: 0 0 25px 25px;
  }

  .header_logo {
    width: 170px;
  }
}


/* フッター
-------------------------------------------------------*/
.footer {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  height: 350px;
  padding-bottom: 80px;
  margin-top: -350px;
  background: linear-gradient(180deg, rgba(0, 255, 243, 0), rgba(255, 255, 255, 1) 45%);
  text-align: center;
}

.footer::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  width: 100%;
  background: var(--color-grad);
}

.footer_logo {
  width: 300px;
  margin: 0 auto;
}

.footer_link {
  display: block;
  transition: var(--trans-min02);
}

.footer_copy {
  margin-top: 30px;
  font-family: var(--font-sub);
  font-size: 12px;
  letter-spacing: 0.05em;
}

.foote_fixedTop {
  position: fixed;
  right: 40px;
  bottom: 60px;
  z-index: 20;
  display: none;
}

.foote_fixedTop_link {
  position: relative;
  display: block;
  width: 70px;
  height: 70px;
  border-radius: 100%;
  border: 2px solid var(--color-main);
  background-color: var(--color-wh);
  font-size: 0;
}

.foote_fixedTop_link::after {
  content: 'keyboard_arrow_up';
  position: absolute;
  top: 50%;
  left: 50%;
  display: inline-block;
  color: var(--color-main);
  font-family: 'Material Symbols Outlined';
  font-size: 40px;
  font-style: normal;
  font-weight: 500;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  vertical-align: 4px;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  transform: translate(-50%, -50%);
}

@media screen and (min-width: 768px) {
  .footer_link:hover {
    opacity: 0.8;
  }

  .foote_fixedTop_link {
    transition: var(--trans-min02);
  }

  .foote_fixedTop_link:hover {
    background: var(--color-main);
  }
  
  .foote_fixedTop_link::after {
    transition: var(--trans-min02);
  }
  
  .foote_fixedTop_link:hover::after {
    color: var(--color-wh);
  }
}

@media screen and (max-width: 767px) {
  .footer {
    height: 230px;
    padding-bottom: 60px;
    margin-top: 0;
  }

  .footer_logo {
    width: 260px;
    margin: 0 auto;
  }

  .footer_copy {
    letter-spacing: 0.03em;
  }

  .foote_fixedTop {
    right: 20px;
    bottom: 40px;
  }

  .foote_fixedTop_link {
    width: 50px;
    height: 50px;
  }
  
  .foote_fixedTop_link::after {
    font-size: 30px;
  }
}


/* メインビジュアル
-------------------------------------------------------*/
.secMv {
  position: relative;
  overflow: hidden;
}

.secMv_main {
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  width: calc(100% + 180px);
  height: calc(100vh - 136px);
}

.secMv_image {
  position: relative;
  width: calc((100% - 30px) / 3);
  height: calc((100% - 15px) / 2);
  border-radius: 0 0 50px 50px;
  overflow: hidden;
  animation-name: mvFadeLeft;
  animation-duration: 1.5s;
  animation-delay: 0.5s;
  animation-fill-mode: forwards;
  opacity: 0;
}

.secMv_image:nth-child(1),
.secMv_image:nth-child(6) {
  z-index: 3;
}

.secMv_image:nth-child(2),
.secMv_image:nth-child(5) {
  z-index: 2;
}

.secMv_image:nth-child(3),
.secMv_image:nth-child(4) {
  z-index: 1;
}

.secMv_image:nth-child(4),
.secMv_image:nth-child(5),
.secMv_image:nth-child(6) {
  animation-name: mvFadeRight;
}

.secMv_image:nth-child(2) {
  animation-delay: 0.8s;
}

.secMv_image:nth-child(3) {
  animation-delay: 1.1s;
}

.secMv_image:nth-child(4) {
  animation-delay: 2s;
}

.secMv_image:nth-child(5) {
  animation-delay: 1.7s;
}

.secMv_image:nth-child(6) {
  animation-delay: 1.4s;
}

.secMv_image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.secMv_catch {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  display: flex;
  flex-direction: row-reverse;
  justify-content: center;
  align-items: center;
  animation-name: fadeIn;
  animation-duration: 1s;
  animation-delay: 3.5s;
  animation-fill-mode: forwards;
  opacity: 0;
}

.secMv_catch_logo {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 450px;
  height: 450px;
  margin: 0 0 0 -20px;
  border: 6px solid var(--color-main);
  border-radius: 100%;
  background: var(--color-wh);
  transform: translateX(-205px);
  z-index: 1;
  animation-name: catchlideLeft;
  animation-duration: 1s;
  animation-delay: 4s;
  animation-fill-mode: forwards;
}

.secMv_catch_logo > img {
  opacity: 0;
  animation-name: fadeIn;
  animation-duration: 1s;
  animation-delay: 5s;
  animation-fill-mode: forwards;
}

.secMv_catch_txt {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 450px;
  height: 450px;
  margin: 0 -20px 0 0;
  border-radius: 100%;
  background: var(--color-main);
  color: var(--color-wh);
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0.12em;
  transform: translateX(205px);
  z-index: 2;
  animation-name: catchlideRight;
  animation-duration: 1s;
  animation-delay: 4s;
  animation-fill-mode: forwards;
}

.secMv_catch_txt > p {
  opacity: 0;
  animation-name: fadeIn;
  animation-duration: 1s;
  animation-delay: 5s;
  animation-fill-mode: forwards;
}

.secMv_catch_txt span {
  font-family: var(--font-sub);
  font-weight: bold;
}

@media screen and (max-width: 767px) {
  .secMv_main {
    width: max(100%, 540px);
    height: auto;
  }

  .secMv_image {
    width: calc((100% - 20px) / 2);
    height: 100%;
    aspect-ratio: 265/220;
    border-radius: 0 0 25px 25px;
  }

  .secMv_image:nth-child(1),
  .secMv_image:nth-child(4),
  .secMv_image:nth-child(5) {
    z-index: 1;
  }
  
  .secMv_image:nth-child(2),
  .secMv_image:nth-child(3),
  .secMv_image:nth-child(6) {
    z-index: 2;
  }
  
  .secMv_image:nth-child(1),
  .secMv_image:nth-child(2),
  .secMv_image:nth-child(5),
  .secMv_image:nth-child(6) {
    animation-name: mvFadeLeft;
  }
  
  .secMv_image:nth-child(3),
  .secMv_image:nth-child(4) {
    animation-name: mvFadeRight;
  }
  
  .secMv_image:nth-child(2) {
    animation-delay: 0.8s;
  }
  
  .secMv_image:nth-child(3) {
    animation-delay: 1.4s;
  }
  
  .secMv_image:nth-child(4) {
    animation-delay: 1.1s;
  }
  
  .secMv_image:nth-child(5) {
    animation-delay: 1.7s;
  }
  
  .secMv_image:nth-child(6) {
    animation-delay: 2s;
  }

  .secMv_catch {
    flex-direction: column;
    margin-top: 20px;
  }

  .secMv_catch_logo {
    width: 264px;
    height: 264px;
    margin: 0 0 -10px;
    transform: translateY(122px);
    animation-name: catchSlideUp;
  }

  .secMv_catch_logo img {
    width: 132px;
  }
  
  .secMv_catch_txt {
    width: 264px;
    height: 264px;
    margin: -10px 0 0;
    font-size: 18px;
    transform: translateY(-122px);
    animation-name: catchSlideDown;
  }
}

/* アニメーション */
@keyframes mvFadeLeft {
  0% {
    opacity: 0;
    transform: translateX(-200px);
  }

  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes mvFadeRight {
  0% {
    opacity: 0;
    transform: translateX(200px);
  }

  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes catchlideLeft {
  0% {
    transform: translateX(-205px);
  }

  100% {
    transform: translateX(0);
  }
}

@keyframes catchlideRight {
  0% {
    transform: translateX(205px);
  }

  100% {
    transform: translateX(0);
  }
}

@keyframes catchSlideUp {
  0% {
    transform: translateY(122px);
  }

  100% {
    transform: translateX(0);
  }
}

@keyframes catchSlideDown {
  0% {
    transform: translateY(-122px);
  }

  100% {
    transform: translateX(0);
  }
}


/* アンカーリンク
-------------------------------------------------------*/
.secAnchor {
  padding: 30px 0;
  background: var(--color-wh);
  z-index: 10;
}

.secAnchor.is-top {
  animation-name: fadeIn;
  animation-duration: 2s;
  animation-delay: 6s;
  animation-fill-mode: forwards;
  opacity: 0;
}

.secAnchor_wrap {
  width: calc(100% - 40px);
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
}

.secAnchor_item > a {
  color: var(--color-main);
  font-size: 18px;
  font-weight: bold;
  transition: var(--trans-min02);
}

.secAnchor_item > a::after {
  content: 'arrow_drop_down';
  display: inline-block;
  margin-left: 20px;
  color: var(--color-main);
  font-family: 'Material Symbols Outlined';
  font-size: 24px;
  font-style: normal;
  font-weight: normal;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  vertical-align: -4px;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  transition: var(--trans-min02);
}

@media screen and (max-width: 1400px) {
  .secAnchor.is-fix .secAnchor_item > a {
    font-size: 16px;
  }

  .secAnchor.is-fix .secAnchor_item > a::after {
    margin-left: 10px;
  }

  .secAnchor_list {
    gap: 30px;
  }
}

@media screen and (min-width: 1400px) {
  .secAnchor_list {
    gap: 50px;
  }
}

@media screen and (min-width: 768px) {
  .secAnchor {
    height: 136px;
    animation-name: slideUp;
    animation-duration: 1s;
    animation-fill-mode: forwards;
  }

  .secAnchor_list {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
  }

  .secAnchor_item > a:hover {
    color: var(--color-sub);
  }
  
  .secAnchor_item > a:hover::after {
    color: var(--color-sub);
    transform: translateY(5px);
  }

  /* 追従 */
  .secAnchor.is-fix {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 105px;
    min-width: 1200px;
    padding: 10px 0;
    box-shadow: var(--boxShadow);
    animation-name: slideDown;
    animation-duration: 1s;
    animation-fill-mode: forwards;
  }

  .secAnchor.is-fix .secAnchor_wrap {
    max-width: 100%;
  }

  .secAnchor.is-fix .secAnchor_list {
    justify-content: flex-end;
  }
}

@media screen and (max-width: 767px) {
  .secAnchor_item + .secAnchor_item {
    margin-top: 10px;
  }

  .secAnchor_item > a {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
}


/* ごあいさつ
-------------------------------------------------------*/
.secMessage_lead {
  margin-bottom: 40px;
  font-size: 32px;
  font-weight: 500;
  line-height: var(--lineHeight-m);
}

.secMessage_txt > p + p {
  margin-top: 20px;
}

.secMessage_name {
  font-size: 18px;
  font-weight: bold;
}

.secMessage_name > span {
  font-size: 24px;
  margin-left: 20px;
}

.secMessage_img {
  width: 500px;
  height: 460px;
  overflow: hidden;
  box-shadow: var(--boxShadow);
  background: var(--color-wh);
  border-radius: 50px;
}

.secMessage_img > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media screen and (min-width: 768px) {
  .secMessage {
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    align-items: center;
  }

  .secMessage_main {
    width: 50%;
  }
  
  .secMessage .titSecondary {
    margin-bottom: 50px;
  }
}

@media screen and (max-width: 767px) {
  .secMessage_lead {
    font-size: 28px;
  }

  .secMessage_img {
    width: 100%;
    height: 100%;
    aspect-ratio: 350/220;
    margin-top: 40px;
    border-radius: 25px;
  }
}


/* 100周年ロゴ
-------------------------------------------------------*/
.secAnniversary {
  margin-top: 164px;
}

.secAnniversary_txt {
  font-size: 18px;
  font-weight: bold;
}

.secAnniversary_img {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 500px;
  height: 460px;
  padding: 30px;
  overflow: hidden;
  box-shadow: var(--boxShadow);
  background: var(--color-wh);
  border-radius: 50px;
}

@media screen and (min-width: 768px) {
  .secAnniversary {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .secAnniversary_main {
    width: 50%;
  }
  
  .secAnniversary .titSecondary {
    margin-bottom: 50px;
  }
}

@media screen and (max-width: 767px) {
  .secAnniversary {
    margin-top: 70px;
  }

  .secAnniversary_txt {
    font-size: 16px;
  }

  .secAnniversary_img {
    width: 100%;
    height: 100%;
    aspect-ratio: 350/220;
    margin-top: 40px;
    border-radius: 25px;
  }
}


/* 経営理念
-------------------------------------------------------*/
.secHistory_box {
  padding: 5px;
  background: var(--color-main);
  border: 1px solid var(--color-wh);
  border-radius: 50px;
}

.secHistory_box + .secHistory_box {
  margin-top: 30px;
}

.secHistory_box_inner {
  padding: 45px 60px 60px;
  border-radius: 45px;
  background: var(--color-wh);
}

.secHistory_box_inner + .secHistory_box_inner {
  margin-top: 5px;
}

.secHistory_box_tit {
  position: relative;
  padding-bottom: 18px;
  margin-bottom: 40px;
  color: var(--color-main);
  font-size: 24px;
  font-weight: bold;
  line-height: var(--lineHeight-m);
  text-align: center;
}

.secHistory_box_tit::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  width: 30px;
  height: 4px;
  margin: 0 auto;
  background: var(--color-main);
  border-radius: 2px;
}

.secHistory_box_btn {
  display: none;
}

.secHistory_lead {
  font-size: 34px;
  font-weight: 500;
  text-align: center;
  line-height: var(--lineHeight-m);
  letter-spacing: 0.12em;
}

.secHistory_txtbox {
  padding: 30px 35px;
  background: var(--color-bg2);
  border-radius: 30px;
}

.secHistory_txtbox_item + .secHistory_txtbox_item {
  margin-top: 30px;
}

.secHistory_tag {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 160px;
  height: 25px;
  border-radius: 50px;
  color: var(--color-wh);
  background: var(--color-main);
  font-size: 14px;
  line-height: var(--lineHeight-s);
}

.secHistory_list_item {
  position: relative;
  padding-left: 30px;
  font-weight: bold;
}

.secHistory_list_item::before {
  content: '';
  display: block;
  position: absolute;
  top: 10px;
  left: 0;
  width: 15px;
  height: 15px;
  border: 3px solid var(--color-main);
  border-radius: 100%;
}

@media screen and (min-width: 768px) {
  .secHistory_list {
    width: 550px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 5px 0;
  }

  .secHistory_list_item {
    width: 50%;
  }
}

@media screen and (max-width: 767px) {
  .secHistory_box {
    border-radius: 30px;
  }
  
  .secHistory_box + .secHistory_box {
    margin-top: 15px;
  }
  
  .secHistory_box_inner {
    padding: 30px 35px 35px;
    border-radius: 25px;
  }

  .secHistory_box_inner--min {
    padding: 30px 15px 15px;
  }

  .secHistory_box_inner.js-moreTarget {
    position: relative;
    height: 300px;
    overflow: hidden;
  }

  .secHistory_box_inner.js-moreTarget::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    background: linear-gradient(to top, white 0%, rgba(255, 255, 255, 0) 100%);
    width: 100%;
    height: 120px;
    z-index: 0;
  }

  .is-open.secHistory_box_inner.js-moreTarget::after {
    content: none;
  }

  .secHistory_box_tit {
    margin-bottom: 20px;
    font-size: 20px;
  }

  .secHistory_box_btn {
    display: block;
    width: 100%;
    height: 60px;
    color: var(--color-wh);
    font-size: 18px;
    font-weight: bold;
    text-align: center;
  }
  
  .secHistory_box_btn_txt {
    position: relative;
    display: inline-block;
    padding-right: 26px;
  }
  
  .secHistory_box_btn_txt::before,
  .secHistory_box_btn_txt::after {
    content:'';
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    width: 16px;
    height: 3px;
    margin: auto;
    border-radius: 3px;
    background: var(--color-wh);
    transition: var(--trans-min02);
  }
  
  .secHistory_box_btn_txt::before {
      transform: rotate(0deg);
  }
  
  .secHistory_box_btn_txt::after {
      transform: rotate(90deg);
  }
  
  .is-open + .secHistory_box_btn .secHistory_box_btn_txt::before {
    transform: rotate(90deg);
    opacity: 0;
  }
  
  .is-open + .secHistory_box_btn .secHistory_box_btn_txt::after {
    transform: rotate(180deg);
  }
  
  .secHistory_box_btn_close {
    display: none;
  }
  
  .is-open + .secHistory_box_btn .secHistory_box_btn_close {
    display: block;
  }
  
  .is-open + .secHistory_box_btn .secHistory_box_btn_open {
    display: none;
  }

  .secHistory_lead {
    font-size: 22px;
    letter-spacing: 0.12em;
  }

  .secHistory_txtbox {
    padding: 20px;
    border-radius: 18px;
  }
  
  .secHistory_txtbox_item + .secHistory_txtbox_item {
    margin-top: 20px;
  }

  .secHistory_tag {
    margin: 0 auto 15px;
  }

  .secHistory_list_item + .secHistory_list_item {
    margin-top: 5px;
  }
}


/* 年表
-------------------------------------------------------*/
.secHistory_acordion {
  position: relative;
  clear: both;
}

.secHistory_acordion + .secHistory_acordion {
  margin-top: 50px;
}

.secHistory_acordion_head {
  position: relative;
  height: 220px;
  padding: 30px 140px 30px 80px;
  display: flex;
  align-items: center;
  border-radius: 50px;
  overflow: hidden;
}

.secHistory_acordion_tit {
  position: relative;
  color: var(--color-wh);
  font-family: var(--font-sub);
  font-size: 38px;
  z-index: 3;
}

.secHistory_acordion_btn {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: rgba(104, 62, 30, 0.55);
  z-index: 2;
}

.secHistory_acordion_icon {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 50px;
  margin: auto 0;
  width: 60px;
  height: 60px;
  display: block;
  border-radius: 100%;
  background: var(--color-wh);
  transition: var(--trans-min02);
}

.secHistory_acordion_icon::before,
.secHistory_acordion_icon::after {
  content:'';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  width: 20px;
  height: 3px;
  margin: auto;
  border-radius: 3px;
  background: var(--color-main);
  transition: var(--trans-min02);
}

.secHistory_acordion_icon::before {
    transform: rotate(0deg);
}

.secHistory_acordion_icon::after {
    transform: rotate(90deg);
}

.is-active .secHistory_acordion_icon::before {
  transform: rotate(90deg);
  opacity: 0;
}

.is-active .secHistory_acordion_icon::after {
  transform: rotate(180deg);
}

.secHistory_acordion_bg {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.secHistory_acordion_bg > img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.secHistory_acordion_main {
  position: relative;
  padding: 65px 0;
  display: none;
}

.secHistory_acordion_inner {
  position: relative;
  z-index: 1;
}

.secHistory_acordion_bar_normal {
  position: absolute;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: calc(100% - 100px);
  border-radius: 50px;
  background: var(--color-sub3);
}

.secHistory_acordion_bar_active {
  position: absolute;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 0;
  border-radius: 50px;
  background: var(--color-main);
}

.secHistory_acordion_item {
  padding-left: 45px;
}

.secHistory_acordion_item + .secHistory_acordion_item {
  margin-top: 50px;
}

.secHistory_acordion_year {
  margin-bottom: 10px;
  color: var(--color-sub3);
  font-family: var(--font-sub);
  font-size: 44px;
  line-height: var(--lineHeight-xs);
}

.secHistory_acordion_bubble {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
  min-height: 120px;
  padding: 35px 40px;
  border-radius: 45px;
  filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.16));
  background: var(--color-wh);
}

.secHistory_acordion_bubble_circle {
  position: absolute;
  left: -57px;
  top: 48px;
  display: block;
  width: 24px;
  height: 24px;
  border: 4px solid var(--color-wh);
  border-radius: 100%;
  background: var(--color-sub3);
}

.secHistory_acordion_bubble::before {
  content: '';
  position: absolute;
  left: -19px;
  top: 51px;
  width: 20px;
  height: 18px;
  clip-path: polygon(0 50%, 100% 100%, 100% 0);
  background: var(--color-wh);
}

.secHistory_acordion_bubble_inner {
  display: flex;
  gap: 20px;
  width: 100%;
}

.secHistory_acordion_bubble_tag {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 120px;
  height: 26px;
  border-radius: 50px;
  background: var(--color-sub3);
  color: var(--color-wh);
  font-size: 14px;
  line-height: 1;
  letter-spacing: 0.06em;
}

.secHistory_acordion_bubble_main {
  flex: 1;
} 

.secHistory_acordion_bubble_tit {
  font-weight: bold;
  line-height: var(--lineHeight-m);
}

.secHistory_acordion_bubble_tit + .secHistory_acordion_bubble_tit {
  margin-top: 5px;
}

.secHistory_acordion_bubble_img {
  margin-top: 20px;
}

.secHistory_acordion_bubble_img > figcaption {
  margin-top: 5px;
  line-height: var(--lineHeight-m);
}

/* active */
.is-active .secHistory_acordion_bubble_circle {
  background: var(--color-main);
}

.is-active .secHistory_acordion_year {
  color: var(--color-main);
}

.is-active .secHistory_acordion_bubble_tag {
  background: var(--color-main);
}

@media screen and (min-width: 768px) {
  .secHistory_acordion_head:hover .secHistory_acordion_icon {
    background: var(--color-main);
  }
  
  .secHistory_acordion_head:hover .secHistory_acordion_icon::before,
  .secHistory_acordion_head:hover .secHistory_acordion_icon::after {
    background: var(--color-wh);
  }

  .secHistory_acordion_inner::after {
    content: '';
    display: block;
    clear: both;
  }

  .secHistory_acordion_item {
    width: calc(100% / 2);
  }

  .secHistory_acordion_item:nth-child(2) {
    margin-top: 70px;
  }

  .secHistory_acordion_item--left {
    float: left;
    padding: 0 45px 0 0;
  }

  .secHistory_acordion_item--left .secHistory_acordion_bubble_circle {
    left: auto;
    right: -57px;
  }

  .secHistory_acordion_item--left .secHistory_acordion_bubble::before {
    left: auto;
    right: -19px;
    clip-path: polygon(100% 50%, 0 100%, 0 0);
  }

  .secHistory_acordion_item--right {
    float: right;
  }
  
  .secHistory_acordion_year {
    margin-left: 30px;
  }
}

@media screen and (max-width: 767px) {
  .secHistory_acordion_bubble_inner {
    flex-direction: column;
    gap: 5px;
  }

  .secHistory_acordion + .secHistory_acordion {
    margin-top: 20px;
  }

  .secHistory_acordion_head {
    height: 120px;
    padding: 10px 80px 10px 35px;
    border-radius: 25px;
  }

  .secHistory_acordion_tit {
    font-size: 26px;
  }
  
  .secHistory_acordion_icon {
    right: 25px;
    width: 40px;
    height: 40px 
  }

  .secHistory_acordion_icon::before,
  .secHistory_acordion_icon::after {
    content: '';
    width: 15px;
  }

  .secHistory_acordion_main {
    padding: 40px 0;
  }

  .secHistory_acordion_bar_normal {
    top: 40px;
    left: 4px;
    transform: none;
    height: calc(100% - 70px);
  }

  .secHistory_acordion_bar_active {
    top: 40px;
    left: 4px;
    transform: none;
  }

  .secHistory_acordion_item {
    padding-left: 40px;
  }

  .secHistory_acordion_item + .secHistory_acordion_item {
    margin-top: 25px;
  }

  .secHistory_acordion_year {
    font-size: 40px;
  }

  .secHistory_acordion_bubble {
    padding: 20px 25px;
    border-radius: 20px;
  }

  .secHistory_acordion_bubble_circle {
    left: -46px;
}

  .secHistory_acordion_bubble_img {
    margin-top: 15px;
  }
}

/* トピックス
-------------------------------------------------------*/
.secTopics_list {
  flex: 1;
}

.secTopics_list_item {
  padding: 30px 0;
  border-bottom: 1px dashed var(--color-txt);
}

.secTopics_list_item:first-child {
  border-top: 1px dashed var(--color-txt);
}

.secTopics_list_item a {
  position: relative;
  text-decoration: underline;
  transition: var(--trans-min02);
}

.secTopics_list_item a:hover {
  text-decoration: none;
}

.secTopics_list_item a[href^=http]::after,
.secTopics_list_item a[target=_blank]::after {
  content: 'open_in_new';
  display: inline-block;
  margin-left: 10px;
  color: var(--color-main);
  font-family: 'Material Symbols Outlined';
  font-size: 20px;
  font-style: normal;
  font-weight: normal;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  vertical-align: -4px;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
}

.secTopics_list_item a[href$=".pdf"]::after {
  content: 'PDF';
  width: 60px;
  padding: 4px;
  margin-left: 15px;
  border-radius: 50px;
  background: var(--color-grad);
  color: var(--color-wh);
  font-family: var(--font-sub);
  font-size: 12px;
  font-weight: bold;
  text-align: center;
  vertical-align: 4px;
}

@media screen and (min-width: 768px) {
  .secTopics {
    padding-bottom: 400px;
  }
  
  .secTopics_inner {
    display: flex;
    gap: 130px;
  }
}

/* PROMOTION
-------------------------------------------------------*/
.secPromotion_youtube_inner {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 25px;
} 

@media screen and (min-width: 768px) {
  .secPromotion_youtube_inner {
    border-radius: 50px;
  }
}