@charset "UTF-8";
html, body {
  font-family: "Noto Sans JP", sans-serif;
  color: #333;
  font-size: 16px;
  line-height: 1.75;
  background: #fff;
}
@media (max-width: 1199.98px) {
  html, body {
    font-size: 1.33vw;
  }
}
@media (max-width: 575.98px) {
  html, body {
    font-size: 3vw;
  }
}

.mincho {
  font-family: "Noto Serif JP", serif;
}

.hand {
  font-family: "Allura", cursive;
  font-weight: 400;
  font-style: normal;
}

h1, h2, h3, h4, h5, h6 {
  text-wrap: unset;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1em;
}

.title-g {
  text-align: center;
  font-size: 120px;
  line-height: 1;
  margin-bottom: 1em;
  position: relative;
  z-index: 1;
}
@media (max-width: 1199.98px) {
  .title-g {
    font-size: 10vw;
  }
}
@media (max-width: 575.98px) {
  .title-g {
    font-size: 13vw;
  }
}
.title-g span {
  display: block;
  font-size: 24px;
  font-family: "Noto Sans JP", sans-serif;
  letter-spacing: 0.1em;
  line-height: 1.4;
}
@media (max-width: 1199.98px) {
  .title-g span {
    font-size: 2vw;
  }
}
@media (max-width: 575.98px) {
  .title-g span {
    font-size: 3.5vw;
  }
}
.title-g::before {
  content: "";
  display: block;
  width: 250px;
  height: 250px;
  aspect-ratio: 1/1;
  background: radial-gradient(circle, #fff000 0%, transparent 50% 100%);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  z-index: -1;
  border-radius: 100%;
}
@media (max-width: 1199.98px) {
  .title-g::before {
    width: 20.83vw;
    height: 20.83vw;
  }
}
@media (max-width: 575.98px) {
  .title-g::before {
    width: 25vw;
    height: 25vw;
  }
}

.bg {
  background: linear-gradient(45deg, #B67B03 0%, #DAAF08 45%, #FEE9A0 70%, #DAAF08 85%, #B67B03 90% 100%);
  opacity: 0.5;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.cards {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 0 2em 2em;
}
@media (max-width: 575.98px) {
  .cards {
    padding: 0 0 2em;
    gap: 2em;
    flex-direction: column;
  }
}
.cards .card {
  display: flex;
  align-items: center;
  position: relative;
  margin-bottom: 3em;
}
.cards .card.card-100 {
  width: 100%;
}
.cards .card.card-100:nth-child(even) .img {
  margin-left: auto;
}
@media (max-width: 575.98px) {
  .cards .card.card-100:nth-child(even) .img {
    margin: 0;
  }
}
.cards .card.card-100:nth-child(even) .text {
  left: 0;
  right: auto;
}
.cards .card.card-100:nth-child(even) .date {
  display: flex;
  align-items: center;
  line-height: 1;
  padding: 1em 2em;
  background: #333;
  color: #fff;
  text-align: center;
  position: absolute;
  top: -1.5em;
  right: -1.5em;
  left: auto;
}
@media (max-width: 575.98px) {
  .cards .card.card-100:nth-child(even) .date {
    padding: 0.5em 1em;
    top: -0.5em;
    left: -0.5em;
    font-size: 3vw;
    right: auto;
  }
}
.cards .card.card-100 .img {
  width: 55%;
}
@media (max-width: 575.98px) {
  .cards .card.card-100 .img {
    width: 100%;
  }
}
.cards .card.card-100 .text {
  width: 52%;
  position: absolute;
  z-index: 2;
  right: 0;
}
@media (max-width: 575.98px) {
  .cards .card.card-100 .text {
    width: 100%;
    position: static;
    margin-bottom: auto;
  }
}
.cards .card.card-50 {
  width: calc(50% - 1.5em);
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 3em;
  position: relative;
}
@media (max-width: 575.98px) {
  .cards .card.card-50 {
    width: 100% !important;
  }
}
.cards .card.card-50 .img {
  width: 100%;
}
@media (max-width: 575.98px) {
  .cards .card.card-50 .img {
    width: 100%;
  }
}
.cards .card.card-50 .text {
  width: 81%;
  position: relative;
  z-index: 2;
  margin-top: -3em;
}
@media (max-width: 575.98px) {
  .cards .card.card-50 .text {
    width: 100%;
    margin: 0;
  }
}
.cards .card.card-50 .text details {
  transition: 0.3s;
}
.cards .card.card-50 .text details summary {
  font-size: 13px;
  color: #003893;
  display: list-item;
  transition: 0.3s;
}
.cards .card.card-50 .text details summary:hover {
  cursor: pointer;
}
@media (max-width: 575.98px) {
  .cards .card.card-50 .text details summary {
    display: list-item;
    font-size: 3.25vw;
  }
}
.cards .card.card-50 .text .details-content {
  display: flex;
  flex-direction: column;
  gap: 1em;
}
.cards .card.card-50 .text details[open] .details-content {
  animation: fadeIn 0.3s;
}
.cards .card.card-text .text {
  width: 100% !important;
  position: static !important;
  margin-top: 0 !important;
}
@media (max-width: 575.98px) {
  .cards .card {
    width: 100% !important;
    flex-direction: column;
    margin-bottom: 0 !important;
    align-items: stretch;
  }
}
.cards .card .img {
  aspect-ratio: 3/2;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #fff;
}
.cards .card .img img {
  aspect-ratio: 3/2;
  object-fit: contain;
}
.cards .card .text {
  background: #fff;
  padding: 2em;
  position: absolute;
  z-index: 2;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 1em;
}
@media (max-width: 575.98px) {
  .cards .card .text {
    position: static;
    padding: 2em 1em;
    margin-bottom: auto;
    gap: 0.75em;
  }
}
.cards .card .text .card-title {
  font-size: 20px;
  font-weight: bold;
  line-height: 1.4;
  display: flex;
  gap: 1em;
  height: 2.6em;
}
@media (max-width: 1199.98px) {
  .cards .card .text .card-title {
    font-size: 1.67vw;
  }
}
@media (max-width: 575.98px) {
  .cards .card .text .card-title {
    font-size: 4vw;
    width: 100%;
    display: -webkit-box;
    overflow: hidden;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    /* ブラウザがサポートしていない場合のフェールセーフ */
    height: 2.6em;
  }
}
@media (max-width: 1199.98px) {
  .cards .card .text p {
    font-size: 1.33vw;
  }
}
@media (max-width: 575.98px) {
  .cards .card .text p {
    font-size: 3.5vw;
  }
}
.cards .card .text .small {
  font-size: 14px;
}
@media (max-width: 1199.98px) {
  .cards .card .text .small {
    font-size: 1.17vw;
  }
}
@media (max-width: 575.98px) {
  .cards .card .text .small {
    font-size: 3vw;
  }
}
.cards .card .btn {
  margin-top: 1em !important;
}
.cards .card .date {
  display: flex;
  align-items: center;
  line-height: 1.4;
  padding: 0.75em 1.5em;
  background: #333;
  color: #fff;
  text-align: left;
  position: absolute;
  top: -1em;
  left: -1em;
}
@media (max-width: 575.98px) {
  .cards .card .date {
    padding: 0.5em 1em;
    top: -0.5em;
    left: -0.5em;
    font-size: 3vw;
  }
}

@keyframes fadeIn {
  0% {
    opacity: 0; /* 透明 */
    transform: translateY(-5px); /* 上から表示 */
  }
  100% {
    opacity: 1;
    transform: none;
  }
}
.label-40th {
  position: absolute;
  top: 0;
  left: 0;
  width: 100px;
  height: 20px;
  background: #fff000;
  color: #003893;
  font-size: 11px;
  font-weight: bold;
  display: flex;
  justify-content: center;
  align-items: center;
}
@media (max-width: 1199.98px) {
  .label-40th {
    width: 8.33vw;
    height: 1.67vw;
    font-size: 0.92vw;
  }
}
@media (max-width: 575.98px) {
  .label-40th {
    width: 25vw;
    height: 4.5vw;
    font-size: 2.5vw !important;
  }
}

.shadow {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: calc(100% - 3em);
  background: #003893;
  color: #fff;
  padding: 0.75em;
  margin: 1em auto 0;
  text-decoration: none;
  font-size: 16px;
  font-weight: bold;
  position: relative;
  transition: 0.3s;
}
@media (max-width: 1199.98px) {
  .btn {
    font-size: 1.33vw;
  }
}
@media (max-width: 575.98px) {
  .btn {
    font-size: 3vw;
    width: 100%;
  }
}
.btn .arrow {
  position: absolute;
  right: 0.75em;
  width: 10px;
  height: 16px;
  fill: #fff;
}
@media (max-width: 1199.98px) {
  .btn .arrow {
    width: 0.83vw;
    height: 1.33vw;
  }
}
@media (max-width: 575.98px) {
  .btn .arrow {
    width: 1.25vw;
    height: 2vw;
  }
}
.btn:hover {
  background: #131693;
}

header, .header {
  width: 100%;
  height: 60px;
  background: #fff;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
}
header nav, .header nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  height: 60px;
}
header nav .logo, .header nav .logo {
  width: 80px;
}
header nav .isetan-logo, .header nav .isetan-logo {
  width: 75px;
}

#home .header-title {
  background: #003893;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3% 0;
}
#home .header-title img {
  width: 50%;
}
@media (max-width: 1199.98px) {
  #home .header-title img {
    width: 60%;
  }
}
@media (max-width: 575.98px) {
  #home .header-title img {
    width: 70%;
  }
}
#home .intro {
  background: #003893;
  color: #fff;
  padding: 4em 2em;
}
@media (max-width: 575.98px) {
  #home .intro {
    padding: 4em 0;
  }
}
#home .intro .contents {
  display: flex;
  align-items: center;
  gap: 3em;
  flex-wrap: wrap;
}
@media (max-width: 575.98px) {
  #home .intro .contents {
    flex-direction: column;
    gap: 1em;
  }
}
#home .intro .contents section {
  width: calc(50% - 1.5em);
}
@media (max-width: 575.98px) {
  #home .intro .contents section {
    width: 100%;
  }
}
#home .intro .contents h2 {
  width: 100%;
  font-size: 40px;
  font-weight: normal;
  line-height: 1.4;
  text-align: center;
}
@media (max-width: 1199.98px) {
  #home .intro .contents h2 {
    font-size: 3.33vw;
  }
}
@media (max-width: 575.98px) {
  #home .intro .contents h2 {
    width: 100%;
    font-size: 6vw;
  }
}
#home .intro .contents p {
  font-size: 18px;
  margin-bottom: 1em;
}
@media (max-width: 1199.98px) {
  #home .intro .contents p {
    font-size: 1.5vw;
  }
}
@media (max-width: 575.98px) {
  #home .intro .contents p {
    width: 100%;
    font-size: 3vw;
  }
}
#home .intro .profile {
  padding-top: 3em;
}
#home .intro .profile img {
  margin: 0 1.5em 1em 0;
  float: left;
  width: 140px;
}
@media (max-width: 575.98px) {
  #home .intro .profile img {
    width: 25vw;
  }
}
#home .intro .profile p {
  font-size: 12px;
  margin-bottom: 1em;
}
@media (max-width: 1199.98px) {
  #home .intro .profile p {
    font-size: 1vw;
  }
}
@media (max-width: 575.98px) {
  #home .intro .profile p {
    font-size: 2.5vw;
  }
}
#home .anniversary {
  position: relative;
  padding: 4em 1em;
}
#home .anniversary .container {
  position: relative;
  z-index: 1;
  padding: 0;
}
#home .pickup {
  position: relative;
  padding: 4em 1em;
}

.video {
  aspect-ratio: 16/9;
  width: 100%;
  margin: 3em 0 0;
  background: #333;
}

#videoview {
  width: 100%;
}

#page-40th {
  padding-top: 60px;
}
#page-40th .head-area {
  position: relative;
  padding: 2em 1em;
}
@media (max-width: 575.98px) {
  #page-40th .head-area {
    padding: 1em 0;
  }
}
#page-40th .head-area .container {
  position: relative;
  z-index: 1;
}
#page-40th .head-area .card-head {
  width: 75%;
  display: flex;
  flex-direction: column;
  margin: 0 auto;
}
#page-40th .head-area .card-head .text {
  width: 100%;
  background: #fff;
  padding: 1em 2em 2em;
}
#page-40th .head-area .card-head .text h1 {
  font-size: 32px;
  line-height: 1.3;
  margin-bottom: 0.5em;
}
@media (max-width: 1199.98px) {
  #page-40th .head-area .card-head .text h1 {
    font-size: 2.67vw;
  }
}
@media (max-width: 575.98px) {
  #page-40th .head-area .card-head .text h1 {
    font-size: 4.25vw;
  }
}
#page-40th .head-area .card-head .img {
  width: 100%;
  background: #fff;
  aspect-ratio: 16/9;
  display: flex;
  justify-content: center;
  align-items: center;
}
#page-40th .head-area .card-head .img img {
  aspect-ratio: 16/9;
  object-fit: cover;
}
#page-40th .contents {
  padding: 4em 1em;
}
@media (max-width: 575.98px) {
  #page-40th .contents {
    padding: 1em;
  }
}

.tab-wrap {
  display: flex;
  flex-wrap: wrap;
  margin: 0 0 3em;
}

.tab-wrap:after {
  content: "";
  width: 100%;
  height: 3px;
  background: #003893;
  display: block;
  order: -1;
  margin: 0 0 4em;
}

.tab-label {
  color: White;
  background: LightGray;
  order: -1;
  cursor: pointer;
  flex: 1;
  text-align: center;
  padding: 1em;
  font-weight: bold;
}

.tab-content {
  width: 100%;
  display: none;
}

.tab-content h2 {
  font-size: 60px !important;
}
@media (max-width: 1199.98px) {
  .tab-content h2 {
    font-size: 5vw !important;
  }
}
@media (max-width: 575.98px) {
  .tab-content h2 {
    font-size: 10vw !important;
  }
}

/* アクティブなタブ */
.tab-switch:checked + .tab-label {
  background: #003893;
}

.tab-switch:checked + .tab-label + .tab-content {
  display: block;
}

/* ラジオボタン非表示 */
.tab-switch {
  display: none;
}

footer {
  background: #003893;
  color: #fff;
  padding: 4em 2em;
}
footer .links {
  display: flex;
  flex-direction: column;
  gap: 0.5em;
}
footer .links a {
  color: #fff;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5em;
  transition: 0.3s;
}
footer .links a:hover {
  opacity: 0.75;
}
footer .links a span {
  font-size: 10px;
}
@media (max-width: 1199.98px) {
  footer .links a span {
    font-size: 0.83vw;
  }
}
@media (max-width: 575.98px) {
  footer .links a span {
    font-size: 2vw;
  }
}

.kv {
  width: 100%;
  position: relative;
  aspect-ratio: 16/9;
  margin-bottom: -1px;
}
@media (max-width: 575.98px) {
  .kv {
    display: none;
  }
}
.kv img {
  width: 100%;
  opacity: 0;
  position: absolute;
  top: 0;
  left: 0;
}
.kv #ki {
  z-index: 1;
  animation: fadeIn2 ease 0.7s forwards;
}
.kv #hana {
  z-index: 2;
  animation: fadeIn2 ease 0.7s forwards;
  animation-delay: 0.7s;
}
.kv #mono {
  z-index: 3;
  animation: fadeIn2 ease 0.7s forwards;
  animation-delay: 1.4s;
}
.kv #hito {
  z-index: 4;
  animation: fadeIn2 ease 0.7s forwards;
  animation-delay: 2.1s;
}
.kv #text-logo {
  z-index: 5;
  animation: fadeIn2 ease 1.4s forwards;
  animation-delay: 2.8s;
}

.kv-sp {
  display: none;
}
@media (max-width: 575.98px) {
  .kv-sp {
    display: block;
  }
}

@keyframes fadeIn2 {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
br.sp {
  display: none;
}
@media (max-width: 575.98px) {
  br.sp {
    display: block;
  }
}

.red {
  color: #c9171e;
}/*# sourceMappingURL=style.css.map */