@charset "UTF-8";
/*------------------------------
media query
------------------------------*/
/*------------------------------
変数の定義
--------------------------------*/
/* 15周年LP（.page_content 内） */
.page_content {
  max-width: 768px;
  width: 100%;
  margin: auto;
  background-color: #fff;
  z-index: 2;
  position: relative;
  overflow: hidden;
  font-family: "Noto Sans JP", sans-serif;
  color: #1f1f1f;
  text-align: left;
}
@media screen and (min-width: 769px) {
  .page_content {
    box-shadow: 0 0 60px 0 #D699B7;
  }
}
.page_content {
  /*----------------------------------
  hero
  ----------------------------------*/
}
.page_content .hero {
  position: relative;
  isolation: isolate;
  background: linear-gradient(0deg, #FAEAEE 0%, #FFD3DC 100%);
}
.page_content .hero > * {
  position: relative;
  z-index: 1;
}
.page_content .hero .hero_kv {
  width: 90%;
  margin: 0 auto;
  padding: clamp(20px, 3.9vw, 30px) 0 clamp(40px, 10vw, 80px);
}
.page_content .hero .hero_kv .hero_kv_slider {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(15px, 3.75vw, 30px);
}
.page_content .hero .hero_kv .swiper_kv {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 0;
  aspect-ratio: 688/983;
  max-height: none;
}
.page_content .hero .hero_kv .swiper_kv .swiper-wrapper {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}
.page_content .hero .hero_kv .swiper_kv .swiper-slide {
  box-sizing: border-box;
  height: 100%;
}
.page_content .hero .hero_kv .swiper_kv .swiper-slide img {
  width: 100%;
  height: 100%;
  display: block;
  -o-object-fit: cover;
     object-fit: cover;
}
.page_content .hero .hero_kv .swiper_kv_pagination.swiper-pagination {
  position: static !important;
  bottom: auto !important;
  left: auto !important;
  width: auto !important;
  margin: 0;
  transform: none;
  line-height: 0;
  display: flex;
  gap: clamp(10px, 2.5vw, 20px);
}
.page_content .hero .hero_kv .swiper_kv_pagination .swiper-pagination-bullet {
  width: clamp(8px, 2vw, 16px);
  height: clamp(8px, 2vw, 16px);
  background: #fff;
  opacity: 1;
  margin: 0 !important;
  transition: background-color 0.45s ease, opacity 0.45s ease, transform 0.45s ease;
}
.page_content .hero .hero_kv .swiper_kv_pagination .swiper-pagination-bullet-active {
  opacity: 1;
  background: #d50057;
}
.page_content {
  /*----------------------------------
  lead
  ----------------------------------*/
}
.page_content .lead {
  width: 90%;
  margin: 0 auto;
  text-align: center;
  padding-bottom: clamp(60px, 10vw, 92px);
}
.page_content .lead .lead_heading {
  font-size: clamp(22px, 5.2vw, 32px);
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 30px;
  color: #D50057;
}
.page_content .lead .lead_text {
  margin: 0;
  font-size: clamp(14px, 3.65vw, 28px);
  font-weight: 500;
}
.page_content {
  /*----------------------------------
  introduction
  ----------------------------------*/
}
.page_content .introduction {
  position: relative;
  box-sizing: border-box;
  padding: 0 clamp(20px, 5vw, 40px) clamp(60px, 10vw, 80px);
  background: linear-gradient(0deg, #ffd3dc 0%, #ffd3dc 51.44%, #faeaee 100%);
}
.page_content .introduction .introduction_inner {
  max-width: 688px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(48px, 10vw, 80px);
}
.page_content .introduction .introduction_inner .introduction_ttl {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 100%;
}
.page_content .introduction .introduction_inner .introduction_ttl .introduction_label {
  margin: 0;
  text-align: center;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: clamp(18px, 4.2vw, 26px);
  color: #333;
  line-height: normal;
}
.page_content .introduction .introduction_inner .introduction_ttl .introduction_quote {
  width: 100%;
}
.page_content .introduction .introduction_inner .introduction_ttl .introduction_quote svg {
  width: 88%;
  max-width: 603px;
  height: auto;
  display: block;
  margin: 0 auto;
}
.page_content .intro_card {
  width: 100%;
  max-width: 688px;
  box-sizing: border-box;
  padding: clamp(40px, 7.8vw, 60px) clamp(20px, 5.2vw, 40px);
  border: 3px solid #fff;
  box-shadow: 0 4px 10px 0 #FFF;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}
.page_content .intro_card_head {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px 15px;
  width: 100%;
}
.page_content .intro_card_logo {
  height: clamp(20px, 3.77vw, 29px);
  width: auto;
  display: block;
}
.page_content .intro_card_sub {
  font-size: clamp(18px, 4.4vw, 30px);
  font-weight: 700;
  color: #d50057;
  line-height: 1.4;
}
.page_content .intro_card_body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 100%;
}
.page_content .intro_card_body p {
  width: 100%;
  font-size: clamp(14px, 3.65vw, 26px);
  color: #333;
  text-align: left;
}
.page_content .intro_card_visual {
  margin: 0;
  text-align: center;
  width: 100%;
}
.page_content .intro_card_visual img {
  height: clamp(30px, 6.24vw, 48px);
  max-height: 48px;
  -o-object-fit: contain;
     object-fit: contain;
  margin: 0 auto;
  display: block;
}
.page_content {
  /*----------------------------------
  history
  ----------------------------------*/
}
.page_content .history {
  padding: 0 0 clamp(60px, 13vw, 100px);
  background: linear-gradient(0deg, #FFD3DC 0%, #FFD3DC 100%);
}
.page_content .history .history_inner {
  max-width: 768px;
  margin: 0 auto;
  padding: clamp(60px, 13vw, 100px) 0;
  position: relative;
}
.page_content .history .history_inner::before {
  content: "";
  display: block;
  width: calc(100% - clamp(40px, 10vw, 80px));
  height: 100%;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.7);
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 0;
}
.page_content .history .history_inner .history_ttl {
  text-align: center;
  position: relative;
  z-index: 1;
  width: 90%;
  margin: 0 auto clamp(24px, 6.5vw, 50px);
}
.page_content .history .history_inner .history_ttl .history_ttl_ja {
  display: block;
  font-size: clamp(16px, 3.9vw, 22px);
}
.page_content .history .history_inner .history_ttl .history_ttl_en {
  display: block;
  margin-top: 4px;
}
.page_content .history .history_inner .history_ttl .history_ttl_en svg {
  width: 29%;
  max-width: 200px;
  min-width: 100px;
  height: auto;
  display: block;
  margin: 0 auto;
}
.page_content .history .history_inner .swiper_history {
  width: 100%;
  padding: 0;
  overflow: visible;
}
.page_content .history .history_inner .swiper_history .swiper-wrapper {
  transition-timing-function: linear;
}
.page_content .history .history_inner .swiper_history .swiper-slide {
  width: 86%;
  max-width: 520px;
}
.page_content .history .history_inner .swiper_history .swiper-slide img {
  width: 100%;
  display: block;
  aspect-ratio: 1;
  -o-object-fit: cover;
     object-fit: cover;
}
.page_content .history .history_inner .playlist_bar {
  position: relative;
  width: 70%;
  height: clamp(10px, 2.08vw, 16px);
  border-radius: clamp(5px, 0.825vw, 10px);
  margin: 8% auto 6%;
  background-color: #fff;
}
.page_content .history .history_inner .playlist_bar::before {
  content: "";
  display: block;
  width: 10px;
  height: 100%;
  border-radius: 10px;
  background-color: #FFA2C9;
  position: absolute;
  left: 0;
  top: 0;
  animation: controlBar 36s linear infinite;
}
.page_content .history .history_inner .playlist_bar::after {
  content: "";
  display: block;
  width: clamp(20px, 4.29vw, 33px);
  height: clamp(20px, 4.2vw, 33px);
  border-radius: 50%;
  background-color: #FFA2C9;
  position: absolute;
  left: 0;
  top: calc(50% - clamp(10px, 2.145vw, 16.5px));
  animation: controlCircle 36s linear infinite;
}
@keyframes controlBar {
  from {
    width: 10px;
  }
  to {
    width: 100%;
  }
}
@keyframes controlCircle {
  from {
    left: 0;
  }
  to {
    left: calc(100% - 20px);
  }
}
.page_content .history .history_inner .playlist_control {
  width: 60%;
  max-width: clamp(200px, 33.8vw, 260px);
  height: auto;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.page_content {
  /*----------------------------------
  celebrate
  ----------------------------------*/
}
.page_content .celebrate {
  position: relative;
  padding: 0 clamp(20px, 5vw, 40px) clamp(60px, 10.4vw, 80px);
  text-align: center;
  overflow: hidden;
  background: var(--etude2, linear-gradient(180deg, #FFD3DC 0%, #FFA2C9 100%));
}
.page_content .celebrate .celebrate_ashirai {
  position: absolute;
  top: 6%;
  width: clamp(110px, 34.33vw, 264px);
  z-index: 0;
  opacity: 0;
  transform: scale(0.6);
  transform-origin: center;
}
.page_content .celebrate .celebrate_ashirai.is-visible {
  opacity: 1;
  animation: celebratePop 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}
.page_content .celebrate .celebrate_ashirai img {
  width: 100%;
}
.page_content .celebrate .celebrate_ashirai.celebrate_ashirai--l {
  left: -8px;
}
.page_content .celebrate .celebrate_ashirai.celebrate_ashirai--r {
  right: -8px;
}
.page_content .celebrate .celebrate_inner {
  position: relative;
  z-index: 1;
}
@keyframes celebratePop {
  0% {
    opacity: 0;
    transform: scale(0.6) translateY(20px);
  }
  40% {
    opacity: 1;
    transform: scale(1.15) translateY(-4px);
  }
  70% {
    transform: scale(0.95) translateY(0);
  }
  100% {
    transform: scale(1) translateY(0);
  }
}
.page_content .celebrate .celebrate_sub {
  font-size: clamp(26px, 4.2vw, 42px);
  line-height: 1.3;
  font-weight: 700;
  color: #fff;
}
.page_content {
  /*----------------------------------
  house
  ----------------------------------*/
}
.page_content .house .part_label {
  width: 100%;
}
.page_content .house .part_label svg {
  width: 100%;
  height: auto;
}
.page_content .house .house_roof {
  margin: clamp(10px, 2.6vw, 20px) clamp(10px, 2.6vw, 20px) 0;
}
.page_content .house .house_roof img {
  width: 100%;
  display: block;
}
.page_content .house .house_body {
  width: 90%;
  margin: 0 auto;
}
.page_content .house .house_body .house_ttl_wrap {
  width: 85%;
  max-width: 553px;
  margin: 0 auto;
  margin-bottom: clamp(20px, 3.9vw, 30px);
}
.page_content .house .house_body .house_ttl_wrap img {
  width: 100%;
  display: block;
}
.page_content .house .house_body .house_dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin: 0 auto 40px;
}
.page_content .house .house_body .house_dots span {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #E883B5;
}
.page_content .house .house_body .house_date {
  text-align: center;
  font-size: clamp(22px, 5.5vw, 30px);
  font-weight: 700;
  margin: 0 0 16px;
  color: #D50057;
}
.page_content .house .house_body .house_lead {
  text-align: center;
  font-size: clamp(14px, 3.38vw, 26px);
  margin: 0 auto 36px;
  max-width: 34em;
  color: #D50057;
}
.page_content .house .house_body .house_lead strong {
  font-weight: 700;
  padding: 0 0.08em;
  background: linear-gradient(transparent 66%, rgba(255, 162, 201, 0.3) 66%);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.page_content .house .house_body .house_visual {
  margin-bottom: 32px;
}
.page_content .house .house_body .house_visual img {
  width: 100%;
  display: block;
  border-radius: 2px;
}
.page_content .house .house_body .house_btn {
  margin: 0 auto;
}
.page_content {
  /*----------------------------------
  coming
  ----------------------------------*/
}
.page_content .coming {
  padding: clamp(80px, 19.5vw, 150px) 0 clamp(60px, 10.4vw, 80px);
  background: linear-gradient(180deg, #FFF 0%, #FFECF0 50%, #FFD8E0 100%);
}
.page_content .coming .coming_inner {
  width: 90%;
  margin: 0 auto;
  max-width: 688px;
  box-sizing: border-box;
  padding: clamp(10px, 2.6vw, 20px);
  border: 3px solid #fff;
  box-shadow: 0 4px 10px 0 #FFF;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(40px, 7.8vw, 60px);
}
.page_content .coming .coming_inner .coming_label {
  width: 100%;
}
.page_content .coming .coming_inner .coming_label svg {
  width: 100%;
  height: auto;
}
.page_content .coming .coming_inner .coming_date_wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: clamp(20px, 5.2vw, 40px);
  color: #333;
}
.page_content .coming .coming_inner .coming_date_wrap .coming_date {
  font-size: clamp(14px, 3.65vw, 26px);
  line-height: 1.1;
}
.page_content .coming .coming_inner .coming_date_wrap .coming_cs {
  font-size: clamp(14px, 3.65vw, 26px);
}
.page_content {
  /*----------------------------------
  message
  ----------------------------------*/
}
.page_content .message {
  padding: 0 clamp(20px, 5vw, 40px) clamp(80px, 14.3vw, 110px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(40px, 10.4vw, 80px);
  background: linear-gradient(180deg, #FFD8E0 0%, #FFBCD3 50%, #FFA2C9 100%);
}
.page_content .message .message_ttl {
  margin: 0;
  font-size: clamp(20px, 3.9vw, 30px);
  font-weight: 500;
  color: #D50057;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  text-align: center;
  -moz-column-gap: 0.15em;
       column-gap: 0.15em;
}
.page_content .message .message_ttl .br_word {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  -moz-column-gap: clamp(5px, 1.3vw, 10px);
       column-gap: clamp(5px, 1.3vw, 10px);
}
.page_content .message .message_ttl .inline_envelope {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}
.page_content .message .message_ttl .inline_envelope img {
  display: block;
  width: clamp(24px, 4.68vw, 36px);
  height: auto;
}
.page_content .message .message_body p {
  margin: 0 0 40px;
  font-size: clamp(14px, 3.38vw, 26px);
  color: #fff;
  text-align: center;
}
.page_content .message .message_body p .pink_word {
  color: #D50057;
}
.page_content .message .message_body p:last-child {
  margin-bottom: 0;
}
.page_content .message .message_body .message_highlight {
  text-align: center;
}
.page_content .message .message_body .message_highlight .message_highlight_row {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
.page_content .message .message_body .message_highlight .inline_heart {
  display: inline-flex;
  align-items: center;
  margin-left: 4px;
  line-height: 0;
}
.page_content .message .message_body .message_highlight .inline_heart img {
  display: block;
  width: clamp(16px, 3.12vw, 24px);
  height: auto;
}
.page_content .message .message_visual {
  width: 63%;
  max-width: 434px;
  min-width: 190px;
}

.wrapper {
  max-width: 100%;
}
@media screen and (min-width: 769px) {
  .wrapper {
    min-width: 768px;
  }
}

main {
  text-align: center;
}
@media screen and (min-width: 769px) {
  main {
    background: linear-gradient(180deg, #FFD3DC 0%, #F5B0C7 50%, #EB8CB2 100%);
    background-attachment: fixed;
  }
}

@media screen and (max-width: 768px) {
  .deco_heart svg {
    width: 15px;
    height: auto;
  }
}

.btn {
  display: inline-block;
  width: 100%;
  padding: clamp(20px, 3.9vw, 30px) 0;
  background-color: #E883B5;
  color: #fff;
  text-align: center;
  font-size: clamp(20px, 5.46vw, 42px);
  font-weight: 700;
  border-radius: 5px;
}
@media screen and (min-width: 769px) {
  .btn {
    transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
    border: 3px solid transparent;
  }
  .btn:hover {
    color: #E883B5;
    background-color: #fff;
    border-color: #E883B5;
  }
}