@charset "utf-8";

.main{
  padding-top:0;
}

.main::before{
  display:none;
}

.main::after{
  left:auto;
  right:0;
  aspect-ratio:1243/2437;
  width: 65%;
  top: 0%;
  background:url(https://sanei-construction.com/system_panel/uploads/images/20251008111235269661.png) no-repeat right/contain;
}

.fv {
  position: relative;
  height:100vh;
  height:100svh;
}

.fv::before{
  content:"";
  position:absolute;
  width:100%;
  height:100%;
  background:url(https://sanei-construction.com/system_panel/uploads/images/20251008111120828018.png) no-repeat center/cover;
  top:0;
  left:0;
  z-index: 2;
}

.fv-txt{
  position:absolute;
  width:90%;
  left:0%;
  bottom:10%;
  color:#fff;
  z-index:10;
  display: flex;
  flex-direction: column;
  justify-content: end;
  opacity: 1;
  transition: opacity 0.1s ease-out;
}

.fv-txt h1{
  font-size:clamp(4rem, 2.727rem + 4.24vw, 7.5rem);
  width:fit-content;
  margin-bottom:3rem;
  padding-left:2.5%;
  text-shadow: 0px 3px 6px rgba(0, 0, 0, 0.3);
}

.fv-txt h2{
  font-size:clamp(1.5rem, 1.318rem + 0.61vw, 2rem);
  color:#024DA4;
  background:#fff;
  padding:8px 1rem;
  width: fit-content;
  margin-bottom:1rem;
  line-height: 1;
}

.fv-txt h2 strong{
  font-size:clamp(1rem, 0.818rem + 0.61vw, 1.5rem);
  font-weight:bold;
}

.fv-swiper{
  position:absolute !important;
  width:100%;
  height:100vh;
  height:100svh;
  top:0;
  left:0;
}

.swiper-img{
  height:100%;
}


@keyframes zoomUp {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.15); /* 拡大率 */
  }
}

.fv-swiper .swiper-slide-active .swiper-img,
.fv-swiper .swiper-slide-duplicate-active .swiper-img,
.fv-swiper .swiper-slide-prev .swiper-img {
  animation: zoomUp 12s linear 0s normal both;
}

.fv-swiper .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.top-works{
  padding-top:100px; 
  position: relative;
}

.top-works::after{
  content:"";
  left:0;
  position:absolute;
  aspect-ratio:1920/3531;
  width: 100%;
  top: 0%;
  z-index:-1;
  background:url(https://sanei-construction.com/system_panel/uploads/images/20251008111400163843.png) no-repeat right/contain;
}

.top-works .arrow-btn{
  color:#fff;
  margin-top:5rem;
}

.top-works-title{
  display:flex;
  justify-content:space-between;
  align-items:center;
  width:80%;
  max-width:1300px;
  margin:0 auto 40px;
}

.top-works-title .cta-title{
  text-align:left;
  color:#024DA4;
}

.top-works-title h3{
  font-size:clamp(1.5rem, 1.136rem + 1.21vw, 2.5rem);
  text-align:right;
}

.top-works-title h3 strong{
  color:#024DA4;
  font-weight:bold;
}

.top-works .swiper-slide {
  transform: scale(.7); /* 左右のスライドを小さくする */
  transition: .7s; /* ゆっくり小さくさせる */
}

.top-works .swiper-slide img {
  height: auto;
  width: 100%;
}

.top-works .swiper-slide-active {
  transform: scale(1); /* 中央のスライドは小さくしない */
  z-index: 1; /* 中央のスライドを一番上にする */
}

.case-swiper a .case-text p,
.case-swiper a .case-text h3{
  transition:0.3s;
}

.top-works .swiper-slide-active  a .case-text h3,
.top-works .swiper-slide-active  a .case-text p{
  background:#fff;
  color:#024DA4;
}

.service-txt{
  width:100%;
  text-align: left;
  font-size:clamp(1.5rem, 0.955rem + 1.82vw, 3rem);
}

.service-txt h2{
  font-size:clamp(2.5rem, 1.591rem + 3.03vw, 5rem);
}

.service-txt-list .service-txt-list_opacity{
  left:0;
  right:auto;
}

.service{
  margin:250px 0; 
}

.top-service{
  margin-bottom:7.5rem;
}

.top-service .recruit-banner-txt{
  bottom:auto;
  top:10%;
  font-size:clamp(0.875rem, 0.648rem + 0.76vw, 1.5rem);
}

.strength{
  margin:7.5rem 0 0;
  padding-bottom:7.5rem;
  position:relative;
}

.strength::before{
  content:"";
  position:absolute;
  width:100%;
  aspect-ratio:1920/2636;
  z-index:-1;
  bottom:0;
  left:0;
  background:url(https://sanei-construction.com/system_panel/uploads/images/20251008111746301336.png) no-repeat bottom center/cover;
}

.strength .cta-title {
  color: #024DA4;
  width:fit-content;
  margin:0 auto;
}

.strength-wrap{
  display:flex;
  margin: 3rem 0 5rem;
  flex-wrap:wrap;
}

.strength-item{
  width:25%;
  text-align:center;
  padding:2.5rem 0;
  aspect-ratio:1/1;
  display:flex;
  justify-content:center;
  align-items:center;
  flex-direction:column;
  font-size:clamp(0.75rem, 0.659rem + 0.3vw, 1rem);
  position:relative;
}

.strength-item::before{
  content:"";
  position:absolute;
  width:107%;
  aspect-ratio: 1 / 1;
  border-radius:999vh;
  border:1px solid #024DA5;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
}

.strength-item h3{
  font-size:clamp(1rem, 0.818rem + 0.61vw, 1.5rem);
  margin-bottom:1rem;
  color:#024DA4;
}

.young{
  margin:7.5rem 0 2.5rem;
}

.young > h2{
  color:#024DA4;
  background:#fff;
  padding:1.5rem 5rem 1.5rem 15%;
  width:fit-content;
  font-size:clamp(1.875rem, 1.284rem + 1.97vw, 3.5rem);
  line-height: 1;
  position:relative;
  z-index: 10;
}

.young .recruit-banner-item{
  width: 80%;
  margin: -1rem auto 0;
  max-width: 1345px;
}

.young .recruit-banner-item a{
  padding: 0 0 0 5%;
}

.young .recruit-banner-item a::before{
  left:5%;
  width:95%;
}

.young .recruit-banner-item a .arrow-btn div{
  width: 140px;
}

.recruit-banner .young .recruit-banner-txt p{
  background-color:#fff;
  color:#024DA4;
}

.top-company{
  margin: 0;
  padding-top:140px;
  position:relative;
}

.top-company::before{
  content:"";
  position:absolute;
  width:100%;
  aspect-ratio:1492/1751;
  z-index:-1;
  top:-30%;
  left:0;
  background:url(https://sanei-construction.com/system_panel/uploads/images/20251008111302492598.png) no-repeat top center/cover;
}

.top-company-btn{
  width: 80%;
  margin: 1.5rem auto 0;
  display: flex;
  max-width: 1345px;
  justify-content: end;
  gap:2.5rem;
}

.top-company-btn .arrow-btn{
  margin:0;
  color:#fff;
  text-shadow: 0px 3px 6px rgba(0, 0, 0, 0.16);
}

.top-company .recruit-banner-txt p{
  background:#fff;
  color:#000000;
  font-weight:bold;
}

.top-company .banner{
  pointer-events:none;
}

.service-txt h2 strong{
  font-weight:bold;
}

@media screen and (max-width: 1280px) {
  .young .recruit-banner-item img{
    aspect-ratio: 2 / 1;
    object-fit: cover;
  }
}

@media screen and (max-width: 1024px) {
  .service .container{
    width:95%;
  }
  .top-works-title{
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  .top-works-title h3 {
    text-align: left;
  }
  .service {
    margin: 100px 0 0;
  }
  .strength .container{
    width:90%;
  }
  .young .recruit-banner-item a .pc{
    display:none;
  }
  .young .recruit-banner-item a .sp{
    display:block;
    aspect-ratio: auto;
    object-fit: contain;
  }
  .strength-item {
    width: 50%;
  }
  .strength-wrap {
    max-width: 450px;
    margin: 3rem auto;
  }
  .young .recruit-banner-item a .arrow-btn div {
    width: 80px;
  }
  .top-works::after{
    top:50%;
  }
}

@media screen and (max-width: 767px) {
  .fv-txt{
    width: 100%;
  }
  .fv-txt h1 {
    font-size: 3.8rem;
    margin-bottom: 1rem;
    line-height: 1.3;
  }
  .top-works-title{
    width: 90%;
    margin-bottom: 3rem;
  }
  .top-works {
    padding-top: 80px;
  }
  .top-works .arrow-btn{
    margin-top: 3rem;
  }
  .service-txt {
    font-size: 19px;
  }
  .young {
    margin: 5rem 0 2.5rem;
    padding:0;
  }
  .young .recruit-banner-item {
    width: 100%;
  }
  .young .recruit-banner-item a {
    padding: 0 ;
  }
  .young .recruit-banner-item img {
    aspect-ratio: 390 / 260;
  }
  .young .recruit-banner-item a::before {
    left: 0%;
    width: 100%;
  }
  .young .recruit-banner-item {
    margin: 0rem auto 0;
  }
  .top-service .recruit-banner-txt {
    top: -2rem;
  }
  .young > h2 {
    padding: 0.8rem 1rem;
    margin-bottom: 0.5rem;
  }
  .young .recruit-banner-item a .arrow-btn div {
    width: 60px;
  }
  .young .recruit-banner-item .recruit-banner-txt {
    bottom: 22%;
  }
  .top-company-btn {
    justify-content: center;
    gap: 1rem;
    flex-direction: column;
    align-items: end;
  }
  .top-company{
    margin-bottom:0;
  }
  .top-works::after{
    top: 0;
    aspect-ratio: 390/1728;
    background: url( https://sanei-construction.com/system_panel/uploads/images/20251008112142168816.png) no-repeat right / contain;
  }
  .top-service{
    position:relative;
  }
 /* .top-service::after{
    content:"";
    position:absolute;
    width: 100%;
    right: auto;
    top: -40%;
    left:0;
    z-index:-1;
    aspect-ratio: 849/1900;
    transform: rotate(180deg);
    background: url( https://sanei-construction.com/system_panel/uploads/images/20251006105425252940.png) no-repeat right / contain;
  }*/
  .strength {
    margin: 5rem 0 0;
    padding-bottom: 5rem;
  }
  .recruit-banner .young{
    margin: 3rem 0 0rem;
  }
  .fv::before{
    background-position:40% center;
  }
}