@charset "UTF-8";
.top_ttl {
  display: none;
}

.mv {
  position: relative;
  background-color: #14161f;
  padding-bottom: 205px;
  padding-top: 40px;
  margin-bottom: 80px;
}
@media screen and (max-width: 767px) {
  .mv {
    height: auto;
    padding: 20px 29px 202px 15px;
    margin-bottom: 32px;
  }
}

.mv_mv {
  position: absolute;
  inset: 0;
  overflow: hidden;
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  background: url(../img/concept/mv_bg.jpg) center/cover no-repeat;
}
.mv_building {
  position: absolute;
  right: 0;
  bottom: 0;
  -o-object-fit: cover;
     object-fit: cover;
  bottom: 0;
  width: 90%;
  max-width: none;
  object-fit: cover;
}
@media screen and (max-width: 767px) {
  .mv_building {
    width: 100%;
    height: 100%;
  }
}

.mv_inr {
  position: relative;
  z-index: 2;
  left: 4.58%;
  top: 4.15%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 88px;
  max-width: 1250px;
  width: 65%;
}
@media screen and (max-width: 767px) {
  .mv_inr {
    left: auto;
    top: auto;
    gap: 40px;
    width: 100%;
  }
}

.mv_head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 34px;
}
@media screen and (max-width: 767px) {
  .mv_head {
    gap: 18px;
  }
}

.mv_logoFlex {
  position: relative;
  display: flex;
  align-items: center;
  height: 155px;
}
@media screen and (max-width: 767px) {
  .mv_logoFlex {
    height: auto;
    width: 100%;
    justify-content: start;
  }
}

.mv_logoImg {
  display: block;
  height: 126px;
  width: auto;
}
@media screen and (max-width: 767px) {
  .mv_logoImg {
    height: 57px;
  }
}

.mv_en {
  display: block;
}

.mv_enImg {
  display: block;
  height: 90px;
  width: auto;
}
@media screen and (max-width: 767px) {
  .mv_enImg {
    height: 41px;
  }
}

.mv_lead {
  font-family: "ヒラギノ明朝 ProN", "Hiragino Mincho ProN", "游明朝", "Yu Mincho", "游明朝体", "YuMincho", "ＭＳ Ｐ明朝", "MS PMincho", serif;
  color: #fff;
}
.mv_lead p {
  font-size: 14px;
  line-height: 2.5;
  letter-spacing: 0.42px;
}
@media screen and (max-width: 767px) {
  .mv_lead p {
    font-size: 10px;
    line-height: 2;
    letter-spacing: 0.2px;
  }
}

.mv_project {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 32px;
  line-height: 1;
  color: #fff;
  letter-spacing: 3.2px;
  white-space: nowrap;
}
@media screen and (max-width: 767px) {
  .mv_project {
    font-size: 12px;
    letter-spacing: 1.16px;
  }
}

.mv_ttl {
  color: #fff;
}
.mv_ttl p {
  line-height: 1.4;
  writing-mode: vertical-lr;
  font-size: 6.4vw;
  letter-spacing: 0.04em;
  flex-shrink: 0;
  margin-left: -20px;
  word-break: keep-all;
}
@media screen and (max-width: 767px) {
  .mv_ttl p {
    font-size: 37px;
    margin-left: -10px;
  }
}

.mv_caption {
  position: absolute;
  z-index: 2;
  font-size: 12px;
  line-height: 1;
  color: #fff;
  bottom: 0;
  right: 0;
  padding: 8px;
  background-color: rgba(0, 0, 0, 0.4);
  font-family: "Noto Sans JP", sans-serif;
}
@media screen and (max-width: 767px) {
  .mv_caption {
    font-size: 10px;
  }
}

@keyframes mvTextIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes mvBuildingIn {
  from {
    opacity: 0;
    transform: translateY(100px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.mv_logoFlex,
.mv_en,
.mv_lead,
.mv_project,
.mv_ttl {
  opacity: 0;
  animation: mvTextIn 1.4s ease forwards;
}

.mv_logoFlex {
  animation-delay: 0.3s;
}

.mv_en {
  animation-delay: 0.6s;
}

.mv_lead {
  animation-delay: 0.9s;
}

.mv_project {
  animation-delay: 1.2s;
}

.mv_ttl {
  animation-delay: 1.5s;
}

.mv_building {
  opacity: 0;
  animation: mvBuildingIn 1.2s ease-out forwards;
  animation-delay: 2.9s;
}

@media (prefers-reduced-motion: reduce) {
  .mv_logoFlex,
  .mv_en,
  .mv_lead,
  .mv_project,
  .mv_ttl,
  .mv_building {
    animation: none;
    opacity: 1;
    transform: none;
  }
}