/* section */
.case_detail_section {
  padding: 80px 0 0;
}

.section_last {
  padding-bottom: 50px;
}

@media (max-width: 767px) {
  .case_detail_section {
    padding: 40px 0 0;
  }

  .section_last {
    padding-bottom: 30px;
  }
}

/* case_detail mv */
.case_detail__mv {
  position: relative;
  height:584px;
  background:#000;
}
.case_detail__mv__img{
  height:584px;
  width:auto;
  object-fit: cover;
  min-width: 50%;
  opacity: 60%;
}
.case_detail__mv__bg{
  min-width: 1158px;
  z-index: 2;
  position: absolute;
  right: 0;
  top:0;
  width: 74%;
  height: 584px;
  object-fit: cover;
}

.case_detail__mv__titles {
  text-align: left;
  position: absolute;
  top: 55%;
  left: 45%;
  transform: translate(0, -50%);
  -webkit-transform: translate(0, -50%);
  -ms-transform: translate(0, -50%);
  padding-right: 100px;
  z-index: 3;
}

@media (max-width: 767px) {
  .case_detail__mv__titles {
    width: 100%;
    position: absolute;
    top: 60%;
    left: 0;
    padding: 0 20px;
  }
}

.case_detail__mv__title {
  font-size: 46px;
  font-weight: bold;
  line-height: 1.6;
  color: #fff;
  margin-bottom: 40px;
}

.case_detail__mv__sub-title {
  font-size: 20px;
  font-weight: bold;
  line-height: 1.6;
  color: #fff;
  margin-bottom: 15px;
}

@media (max-width: 767px) {
  .case_detail__mv {
    height:650px;
  }
  .case_detail__mv__img{
    height: 540px;
    width: 100%;
  }
  .case_detail__mv__bg{
    min-width: auto;
    bottom:0;
    top:auto;
    width: 100%;
    height:650px;
    object-fit: cover;
  }
  
  .case_detail__mv__title {
    font-size: 32px;
  }

  .case_detail__mv__sub-title {
    font-size: 18px;
  }
}

.case_detail__mv__text {
  font-size: 16px;
  font-weight: normal;
  line-height: 1.6;
  color: #fff;
}

/* case_detail flow */
.case_detail__flows {
  display: flex;
}

.case_detail__flow {
  width: calc(100% / 4);
  padding: 30px 30px 60px;
  position: relative;
}

@media (max-width: 767px) {
  .case_detail__flows {
    flex-direction: column;
  }

  .case_detail__flow {
    width: 100%;
    padding: 30px 20px 40px;
  }
}

.case_detail__flow__title {
  font-size: 30px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
}

.case_detail__flow__sub-title {
  font-size: 16px;
  font-weight: bold;
  color: #fff;
  margin-bottom: 30px;
}

.case_detail__flow__text {
  font-size: 16px;
  font-weight: normal;
  line-height: 1.6;
  color: #fff;
}

@media (max-width: 767px) {
  .case_detail__flow__title {
    font-size: 24px;
    margin-bottom: 12px;
  }

  .case_detail__flow__sub-title {
    font-size: 16px;
    margin-bottom: 20px;
  }
}

.case_detail__flow__arrow__needs {
  border-top: 30px solid transparent;
  border-bottom: 30px solid transparent;
  border-left: 30px solid #000C0E;
  position: absolute;
  top: 50%;
  right: -46%;
  transform: translate(0, -50%);
  -webkit-transform: translate(0, -50%);
  -ms-transform: translate(0, -50%);
  padding-right: 100px;
  z-index: 10;
}

.case_detail__flow__arrow__solution {
  border-top: 30px solid transparent;
  border-bottom: 30px solid transparent;
  border-left: 30px solid #003B46;
  position: absolute;
  top: 50%;
  right: -45%;
  transform: translate(0, -50%);
  -webkit-transform: translate(0, -50%);
  -ms-transform: translate(0, -50%);
  padding-right: 100px;
  z-index: 10;
}

.case_detail__flow__arrow__point {
  border-top: 30px solid transparent;
  border-bottom: 30px solid transparent;
  border-left: 30px solid #006F85;
  position: absolute;
  top: 50%;
  right: -46%;
  transform: translate(0, -50%);
  -webkit-transform: translate(0, -50%);
  -ms-transform: translate(0, -50%);
  padding-right: 100px;
  z-index: 10;
}

@media (max-width: 767px) {
  .case_detail__flow__arrow__needs {
    border-top: 30px solid #000C0E;
    border-right: 30px solid transparent;
    border-left: 30px solid transparent;
    padding: 0;
    position: absolute;
    position: absolute;
    top: 98%;
    right: 50%;
    transform: translateX(30%);
  }

  .case_detail__flow__arrow__solution {
    border-top: 30px solid #003B46;
    border-right: 30px solid transparent;
    border-left: 30px solid transparent;
    padding: 0;
    position: absolute;
    position: absolute;
    top: 98%;
    right: 50%;
    transform: translateX(30%);
  }

  .case_detail__flow__arrow__point {
    border-top: 30px solid #006F85;
    border-right: 30px solid transparent;
    border-left: 30px solid transparent;
    padding: 0;
    position: absolute;
    position: absolute;
    top: 98%;
    right: 50%;
    transform: translateX(30%);
  }
}


/* colour */
.needs {
  background-color: #000C0E;
}

.solution {
  background-color: #003B46;
}

.point {
  background-color: #006F85;
}

.result {
  background-color: #00A6C6;
}


/* case_detail contents */
.case_detail__contents {
  margin-bottom: 60px;
}

.case_detail__contents__title {
  padding: 12px 30px;
  font-size: 20px;
  font-weight: bold;
  color: #fff;
}

.case_detail__contents__title span {
  font-size: 16px;
  font-weight: bold;
  margin-left: 30px;
}

.case_detail__contents__inner {
  background-color: #fff;
  padding: 30px 60px;
}

.case_detail__contents__sub-title {
  font-size: 20px;
  font-weight: bold;
  line-height: 1.6;
  margin-bottom: 20px;
}

.case_detail__contents__text {
  font-size: 16px;
  font-weight: normal;
  line-height: 1.6;
}

.case_detail__contents__img {
  text-align: center;
  margin: 50px 0;
}

.case_detail__category {
  font-size: 16px;
  font-weight: normal;
  color: #00ABCC;
  text-align: right;
}

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

  .case_detail__contents__title {
    padding: 12px 20px;
  }

  .case_detail__contents__title span {
    margin-left: 20px;
  }

  .case_detail__contents__inner {
    padding: 30px 20px;
  }

  .case_detail__contents__img img {
    width: 100%;
  }

}