.pre-inc #concept {
  background: rgb(10, 20, 51);
  background: linear-gradient(90deg, rgb(10, 20, 51) 0%, rgb(21, 54, 113) 100%);
  overflow: hidden;
}
.pre-inc #concept .main .top {
  position: relative;
}
.pre-inc #concept .main .top h1 {
  font-size: min(10vw, 56px);
  font-weight: 700;
  color: #fff;
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
}
.pre-inc #concept .main .top .logo01 {
  width: 70%;
  position: absolute;
  top: 35%;
  left: 50%;
  transform: translateX(-50%);
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .main .top .logo01 {
    top: 45%;
    width: 90%;
  }
}
.pre-inc #concept .main .top .logo02 {
  width: 36.875%;
  position: absolute;
  top: 60%;
  left: 50%;
  transform: translateX(-50%);
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .main .top .logo02 {
    top: 70%;
    width: 50%;
  }
}
.pre-inc #concept .main .btm {
  position: relative;
  color: #fff;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .main .btm {
    padding: 75% 0 0 0;
    background: url(../images/concept/bg.png) repeat-y 0 0;
    background-size: 100%;
  }
}
.pre-inc #concept .main .btm dl {
  width: 100%;
  text-align: center;
  position: absolute;
  top: 5%;
  left: 0;
}
.pre-inc #concept .main .btm dl dt {
  font-size: min(4.8vw, 30px);
  margin: 0 0 2em;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .main .btm dl dt {
    margin: 0 0 1em;
  }
}
.pre-inc #concept .main .btm dl dd {
  font-size: min(3.6vw, 18px);
  line-height: 2;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
}
.pre-inc #concept .main .btm .cap {
  font-size: min(2.4vw, 12px);
  position: absolute;
  bottom: 0;
  right: 0;
  padding: 0.5em;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
}
.pre-inc #concept .bg {
  background: url(../images/concept/bg-sec.webp) no-repeat 50% 100%;
  background-size: cover;
  padding: 0 0 120px;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .bg {
    padding: 0 0 2em;
  }
}
.pre-inc #concept .sec01,
.pre-inc #concept .sec02,
.pre-inc #concept .sec03 {
  max-width: 1440px;
  width: 95%;
  margin: 0 auto;
  position: relative;
}
.pre-inc #concept .sec01 .wrap,
.pre-inc #concept .sec02 .wrap,
.pre-inc #concept .sec03 .wrap {
  max-width: 1080px;
  margin: 0 auto;
}
.pre-inc #concept .sec01 {
  padding: 100px 0 0 0;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec01 {
    padding: 2em 0 0 0;
  }
}
.pre-inc #concept .sec01::before {
  content: "";
  width: 30%;
  height: 100%;
  background: url(../images/concept/kazari.png) no-repeat 0 0;
  background-size: 100%;
  position: absolute;
  top: 0;
  right: -20%;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec01::before {
    width: 50%;
  }
}
.pre-inc #concept .sec01::after {
  content: "";
  width: 30%;
  height: 100%;
  background: url(../images/concept/kazari.png) no-repeat 0 0;
  background-size: 100%;
  position: absolute;
  top: 25%;
  left: -20%;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec01::after {
    width: 50%;
  }
}
.pre-inc #concept .sec01 h2 {
  font-size: min(9.8vw, 80px);
  color: #0C1933;
  font-weight: 700;
  margin: 0 0 0.25em;
}
.pre-inc #concept .sec01 .txt {
  font-size: min(3.6vw, 18px);
  color: #0C1933;
  line-height: 2;
}
.pre-inc #concept .sec01 .img {
  max-width: 731px;
  width: 70%;
  margin: -10% 0 0 35%;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec01 .img {
    width: 80%;
    margin: -5% 0 0 20%;
  }
}
.pre-inc #concept .sec01 .photo01 {
  position: absolute;
  top: 10%;
  right: -5%;
  width: 34.444%;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec01 .photo01 {
    top: 0;
  }
}
.pre-inc #concept .sec01 .photo02 {
  position: absolute;
  bottom: 10%;
  left: -5%;
  width: 37.5%;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec01 .photo02 {
    bottom: 5%;
  }
}
.pre-inc #concept .sec02,
.pre-inc #concept .sec03 {
  z-index: 1;
}
.pre-inc #concept .sec02 .wrap,
.pre-inc #concept .sec03 .wrap {
  max-width: 1280px;
  padding: 100px 0 80px 0;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec02 .wrap,
  .pre-inc #concept .sec03 .wrap {
    padding: 2em 0 2em 0;
  }
}
.pre-inc #concept .sec02::after,
.pre-inc #concept .sec03::after {
  content: "";
  max-width: 1080px;
  width: 90%;
  height: 100%;
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid #fff;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: -1;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec02::after,
  .pre-inc #concept .sec03::after {
    width: 80%;
  }
}
.pre-inc #concept .sec02 h2,
.pre-inc #concept .sec03 h2 {
  font-size: min(7.5vw, 56px);
  opacity: 0.25;
  color: #0C1933;
  font-weight: 700;
  margin: 0 0 0.25em;
}
.pre-inc #concept .sec02 .lead,
.pre-inc #concept .sec03 .lead {
  font-size: min(4.8vw, 30px);
  color: #826831;
  margin: 0 0 0.5em;
}
.pre-inc #concept .sec02 .txt,
.pre-inc #concept .sec03 .txt {
  font-size: min(3.6vw, 18px);
  color: #0C1933;
  line-height: 2;
}
.pre-inc #concept .sec02 {
  margin: 0 auto 50px;
}
.pre-inc #concept .sec02 .wrap h2,
.pre-inc #concept .sec02 .wrap .lead,
.pre-inc #concept .sec02 .wrap .txt {
  margin-left: 50%;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec02 .wrap h2,
  .pre-inc #concept .sec02 .wrap .lead,
  .pre-inc #concept .sec02 .wrap .txt {
    margin-left: 0;
  }
}
.pre-inc #concept .sec02 .wrap .photo01 {
  position: absolute;
  top: 80px;
  left: 0;
  width: 41.944%;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec02 .wrap .photo01 {
    display: none;
  }
}
.pre-inc #concept .sec02 .wrap .photo02 {
  margin: 4em 0 0 0;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec02 .wrap .photo02 {
    margin: 2em 0 0 0;
  }
}
.pre-inc #concept .sec03 {
  margin: 0 auto;
}
.pre-inc #concept .sec03 .wrap h2,
.pre-inc #concept .sec03 .wrap .lead,
.pre-inc #concept .sec03 .wrap .txt {
  width: 50%;
  text-align: right;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec03 .wrap h2,
  .pre-inc #concept .sec03 .wrap .lead,
  .pre-inc #concept .sec03 .wrap .txt {
    width: 100%;
  }
}
.pre-inc #concept .sec03 .wrap .photo01 {
  position: absolute;
  top: 80px;
  right: 0;
  width: 41.944%;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec03 .wrap .photo01 {
    display: none;
  }
}
.pre-inc #concept .sec03 .wrap .photo02 {
  width: 95%;
  max-width: 958px;
  margin: 4em auto 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
@media screen and (max-width: 767px) {
  .pre-inc #concept .sec03 .wrap .photo02 {
    margin: 2em auto 0;
    width: 100%;
  }
}
.pre-inc #concept .sec03 .wrap .photo02 li {
  width: 48%;
}
.pre-inc #concept .sec04 {
  position: relative;
}
.pre-inc #concept .sec04 .last {
  position: absolute;
  top: 18.5%;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: min(5.5vw, 40px);
}
.pre-inc #concept .sec04 .cap {
  font-size: min(2.4vw, 12px);
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 0.5em;
  color: #fff;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
}

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