@charset "UTF-8";
/* CSS Document */

@font-face{
  font-family: 'YakuHanJP_Noto', 'Noto Sans JP', 'Noto Serif JP', sans-serif;
  font-style:normal;
}

html{
  font-size: 62.5%; /* 62.5％ X 16px=10px */
}

body{
  color: #4d5156;
  font-family: 'YakuHanJP_Noto', 'Noto Sans JP', 'Noto Serif JP', sans-serif;
  font-size: 1.6rem;
  font-feature-settings: "palt" 1;
}

a{
  color: #4d5156;
}

img{
  max-width: 100%;
  height: auto;
}

.inner{
  max-width: 1040px;
  margin: 0 auto;
}

.text-center{
  text-align: center;
}  
  
.sp_img{
  display: none;
}

.pc_br{
  display: none;
}

.navToggle{
  display: none;
}



/*------------------ふわっと表示------------------*/
.fadein{
  opacity : 0;
  transform: translateY(80px);
  transition: all 1s;
}



/*------------------ヘッダー------------------*/
.head_area{
  display: flex;
  justify-content: space-between;
  align-items: flex-end; 
  padding: 20px 40px 30px;
}

.navi_area{
  display: flex;
  align-items: flex-end; 
}

.head_logo{
  width: 320px;
}
/*------------------ナビメニュー------------------*/
.navi-item{
  display: flex;
}

.navi-item>li{
  margin-right: 30px;
} 
.navi-item>li:last-child{
  margin-right: 0;
} 

.reading{
  font-size: 1.1rem;
}

.navi-item>li>a{
  font-size: 1.7rem;
  text-transform: uppercase;
  font-weight: 400;
  line-height: 1.2;
  text-align: center;
  transition: 0.3s;
  display: inline-block;
  position: relative;
} 

.small{
  text-transform: lowercase;   
}
/*------------------マウスが乗った時の色------------------*/
.navi-item>li>a:after{ 
  content: '';
  display: block;
  height: 2px;
  width: 100%;
  background: #9d1d2b;
  position: absolute;
  bottom: -6px;
  transform: scale(0, 1);
  transition: 0.3s;
}
.navi-item>li>a:hover{
  color: #9d1d2b;
}
.navi-item>li>a:hover:after{
  transform: scale(1, 1);
}



/*------------------メイン画像------------------*/
.slider{
  height: 0;
  padding-bottom: calc(620 / 1200 * 100%); /* calc(画像高さ÷画像横幅×100%) */
  overflow: hidden;
}
/*------------------スライド・ズーム設定------------------*/
.img01{
  background:url("../img/main01.jpg");
}
.img02{
  background:url("../img/main02.jpg");
}
.img03{
  background:url("../img/main03.jpg");
}
.img04{
  background:url("../img/main04.jpg");
}
.slider-item{
  width: 100%;
  height: 100vh; 
  background-repeat: no-repeat;
  background-position: top; 
  background-size: contain;
}
@keyframes fadezoom{
  0%{
    transform: scale(1);
  }
  100%{
    transform: scale(1.1);
  }
}
.add-animation{
  animation: fadezoom 16s 0s forwards;
}



/*------------------テキスト部分------------------*/
h2{
  font-size: 4.4rem;
  font-weight: 500;
  text-transform: uppercase;
  text-align: center;
}

h2>span{
  margin-left: 24px;
}

.content_text{
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 1.8;
  padding-top: 20px;
}

.text{
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.8;
  text-align: justify;
  text-justify: inter-ideograph; /*--edge--*/  
}

dl{
  display: flex;
}

.news>li>dl>dt,.news>li>dl>dd{
  font-size: 1.5rem;
  font-weight: 400;
}

.lead_copy{
  font-size: 6rem;
  line-height: 1.4;
  font-weight: 300;
  text-align: center;
}
/*------------------ボタン------------------*/
.btn>a{
  margin: 40px auto 0;
  padding: 11px 0;   
  width: 220px;  
  display: block;  
  font-size: 1.6rem; 
  font-weight: 400;  
  text-align: center;  
  color: #4d5156;
  background: transparent;
  border: 1px solid #333;
  position: relative;
  z-index: 1;
  overflow: hidden;
  transition: 0.5s;
}
.btn>a::before{
  content: "";
  width: 120%;
  height: 200%;
  position: absolute;
  top: -50%;
  right: 0;
  z-index: -1;
  background: #4d5156;
  border-radius: 0 100% 100% 0;
  transform: translateX(-100%);
  transition: transform ease 0.5s;
}
.btn>a:hover{
  color: #fff;
}
.btn>a:hover::before{
  transform: translateX(10%);
}



/*------------------トピック------------------*/
.topic{
  padding: 110px 0 140px;
  display: flex;
  justify-content: space-between;
}

.topic_info{
  text-align: center;
  width: 310px;
}
.topic_info>li:nth-child(1){
  padding-bottom: 20px;
}
.topic_info>li:nth-child(2){
  padding-bottom: 15px;
  margin: -4.4px 0;
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.4;
}
.topic_info>li:nth-child(3){
  font-size: 1.6rem;
  font-weight: 400;
}
/*------------------拡大------------------*/
.topic_exp>a{
	display: block;
	transition-duration: 0.5s;
}
.topic_exp>a:hover{
	transform: scale(1.1);		
}



/*------------------news------------------*/
.news_area{
  padding: 100px 0;  
  background: #f3f0eb;  
  margin-bottom: 180px;
}

.news_title_area{
  padding-bottom: 50px;
  text-align: center;
}

.news_item{
  width: 700px;
  margin: 0 auto;
}

.line{
  margin: 20px 0;
  border-bottom: 1px solid #4d5156;
}

.news_text>dt{
  margin: 0 12px 0 2px;
}



/*------------------SDGs------------------*/
.sd_area{
  margin-bottom: 180px;
}

.sd_title{
  font-size: 4.4rem;
  font-weight: 300;
  text-transform: uppercase;
  text-align: center;   
}
.sd_title>span{
  text-transform: lowercase;
  margin-left: 0;
  font-weight: 300;
}

.sd_copy{
  font-size: 1.8rem;
  font-weight: 600;
  line-height: 2.4;
  text-transform: uppercase;
  text-align: center;
  padding: 10px 0 10px; 
}
.sd_copy>span{
  text-transform: lowercase;
  font-weight: 600;
}

.sd_text{
  text-align: center;
}

.sd_btn{
  margin-top: -20px;
}



/*------------------service------------------*/
.service_area{
  margin-bottom: 180px;
}

.scrollbox{
  background-color: #fff;
}

.service_bg{
  position: relative; /*--親--*/  
  background-attachment: fixed;
  background-image: url("../img/service_img.jpg");  
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  height: 100%;
  box-sizing: border-box;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 90px 0 80px;
  margin-bottom: 25px;  
  overflow: hidden;
}
service_bg:before{
  content: '';
  position: absolute;
  height: 400px;
  width: 300%;
  background: #fff;
  bottom: -320px;
  left: -100%;
  transform: skewY(4deg);
}
service_bg:after{
  content: '';
  position: absolute;
  height: 400px;
  width: 300%;
  background: #fff;
  top: -320px;
  left: -100%;
  transform: skewY(-4deg);
}

.service_btn{
  margin-top: -20px;
}



/*------------------work------------------*/
.work_area{
  margin-bottom: 180px;
}

.scrollbox{
  background-color: #fff;
}

.work_bg{
  position: relative; /*--親--*/  
  background-attachment: fixed;
  background-image: url("../img/work_img.jpg");  
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  height: 100%;
  box-sizing: border-box;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 90px 0 80px;  
  margin-bottom: 25px;
  overflow: hidden;
}
work_bg:before{
  content: '';
  position: absolute;
  height: 400px;
  width: 300%;
  background: #fff;
  bottom: -320px;
  left: -100%;
  transform: skewY(4deg);
}
work_bg:after{
  content: '';
  position: absolute;
  height: 400px;
  width: 300%;
  background: #fff;
  top: -320px;
  left: -100%;
  transform: skewY(-4deg);
}

.work_btn{
  margin-top: -20px;
}



/*------------------contact------------------*/
.contact_area{
  position: relative;
  padding: 90px 0;
  background: #f3f0eb;
  overflow: hidden;
}

contact_area:before{
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  border-style: solid;
  /*--ここで三角形のサイズを決める。必ず幅100vwにして、ブラウザサイズいっぱいに--*/
  border-width: 0 0 80px 100vw ;
  /*--transparentで余分な線を消す--*/
  border-color: transparent  transparent  transparent #fff;
}

.contact_btn{
  margin-top: -20px;
}



/*------------------ページトップボタン------------------*/
.PageTopBtn{
  font-size: 1.4rem;
  font-weight: 500;
  text-transform: capitalize;
  position: fixed;
  bottom: 30px;
  right: 30px;
}

.PageTopBtn>a{
  display: block;
  color: #4d5156;
  background: #fff;
  border: solid 1px #4d5156;
  width: 50px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  transition: 0.6s;
}
.PageTopBtn>a:hover{
  color: #fff;
  background: #e60039;
  border: solid 1px #e60039;
}



/*------------------footer------------------*/
.footer_area{
  padding: 50px 0 20px;
  background: #000033;
}

.footer_title{
  font-size: 2.4rem;
  font-weight: 300;
  text-transform: uppercase;
  color: #fff;
  padding-bottom: 12px;
}
.footer_title>span{
  margin-left: 10px;
  font-weight: 300;   
}

.company_info{
  padding: 40px 0 6px; 
}
.company_info>li{
  font-size: 1.4rem;
  font-weight: 300;
  color: #fff;
  padding-bottom: 8px; 
}
.company_info>li:last-child{
  padding-bottom: 0px; 
}
.company_info>li:nth-child(1){
  font-size: 1.6rem;
}
.company_info>li:nth-child(2){
  font-size: 2.4rem;
  font-weight: 400;   
}
.company_info>li:nth-child(4){
  padding-top: 12px;   
}

.mglr10{
  margin: 0 18px; 
}

.tel{
  font-size: 1.5rem;
  margin-right: 4px;
}

.company_info>li>a{
  display: inline-block;
  font-size: 1.4rem;
  color: #fff;
  padding-top: 10px;
}

.footer_nav{
  display: flex;
  justify-content: center;
}
.footer_nav>li>a{
  color: #fff;
}
.footer_nav>li:nth-child(1){
  padding-right: 18px;
}

.small{
  text-transform: lowercase;  
}

.copyright{
  padding-top: 10px;  
  font-size: 1.2rem;
  color: #fff;
}





/*------------------タブレット版------------------*/
@media screen and (min-width: 641px) and (max-width: 960px){
  html{
    min-width: 1500px;
  }
 }





/*------------------SP版------------------*/
@media screen and (max-width: 640px){

  .inner{
    padding: 0 20px;
  }
  
  .pc_img{
    display: none;
  }

  .sp_img{
    display: block;
  }
 
  .pc_br{
    display: block;
  }
  
  .sp_br{
    display: none;
  }
  
  
  
  /*------------------黒い半透過のレイヤー------------------*/
  .overlay{
    content: "";
    display: block;
    width: 0;
    height: 0;
    background-color: rgba(0, 0, 0, 0.5);
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    opacity: 0;
    transition: opacity .5s;
  }
  .overlay.open{
    position: fixed;
    width: 100%;
    height: 120%;
    opacity: 1;
  }



  /*------------------メニュー幅分スライド------------------*/
  main.open{
    transform: translateX(-250px);
  }
  

	
  /*------------------ヘッダー部分------------------*/
  .navi_area_sp{
    display: flex;
    justify-content: space-between; 
    align-items: center; 
    padding: 20px;
  }
  
  .head_area{
    display: block;
    padding: 0 0 0;
  }  
  
  .logo_sp{
    width: 70vw;
  }



  /*------------------ハンバーガーメニュー------------------*/
  .navToggle{
    display: inline-block;
    width: 36px;
    height: 28px;
    vertical-align: middle;
    cursor: pointer;
    position: relative;
    top: 0;
    right: 0;
    z-index: 100;
  }

  .navToggle>span{
    display: inline-block;
    box-sizing: border-box;
    position: absolute;
    right: 0;
    width: 100%;
    height: 2px;
    background-color: #000033;
    transition: all .5s;
  }

  .navToggle.active>span{
    background-color: #fff;
  }

  .navToggle>span:nth-of-type(1){
    top: 0;
  }

  .navToggle.active>span:nth-of-type(1){
    transform: translateY(12px) rotate(-45deg);
  }

  .navToggle>span:nth-of-type(2){
    top: 12px;
  }

  .navToggle.active>span:nth-of-type(2){
    opacity: 0;
  }

  .navToggle>span:nth-of-type(3){
    bottom: 0;
  }

  .navToggle.active>span:nth-of-type(3){
    transform: translateY(-12px) rotate(45deg);
  }



  /*------------------右から左へ------------------*/
  nav.open {
    transform: translateZ(0);
  }
  /*------------------ナビメニュー------------------*/ 
  nav{
    width: 250px; 
    height: 100%;
    padding-top: 20px;
    background-color: rgb(0, 0, 51, 0.8);
    position: fixed;
    top: 0;
    right: 0;
    z-index: 100;
    transform: translate(250px);
    transition: all .5s;
  }

  .navi-item{
    display: block;
    overflow-y: scroll;
    overflow-scrolling: touch;
    max-height: 100vh; 
  }  

  .navi-item>li{
    margin-right: 0;
    font-size: 2.6rem;
    font-weight: 400;
    text-align: center;
    padding: 40px 0;
  }

  .navi-item>li:last-child{
    margin-bottom: 100px;
  } 
  
  .navi-item>li>a{
    color: #fff;
  } 

    
  
  /*------------------メイン画像------------------*/
  .slider{
    padding-bottom: calc(800 / 768 * 100%); /* calc(画像高さ÷画像横幅×100%) */
  }
  /*------------------スライド・ズーム設定------------------*/
  .img01_sp{
    background:url("../img/main01_sp.jpg");
  }
  .img02_sp{
    background:url("../img/main02_sp.jpg");
  }
  .img03_sp{
    background:url("../img/main03_sp.jpg");
  }
  .img04_sp{
    background:url("../img/main04_sp.jpg");
  }  
  .slider-item{
    width: 100%;
    height: 100vh; 
    background-repeat: no-repeat; 
    background-position: top;
    background-size: contain; 
  }

  

  /*------------------テキスト部分------------------*/
  h2{
    font-size: 4rem;
  }

  .content_text{
    line-height: 1.8;
    padding-top: 16px;
  }

  dl{
    display: block;
  }

  .lead_copy{
    font-size: 3rem;
    line-height: 1.4;
    text-align: center;
  }
  /*------------------ボタン------------------*/
  .btn>a{
    margin: 24px auto 0;
    padding: 15px 0;   
    width: 200px;  
    color: #fff;
    background: #333333;  
  }

  

  /*------------------トピック------------------*/
  .topic{
    padding: 40px 20px 60px;
    display: block;
  }

  .topic>li:nth-child(-n+2){
    padding-bottom: 28px;
  }   

  .topic_info{
    width: auto;
  }
  
  .topic_info>li:nth-child(1){
    padding-bottom: 12px;
  }
  .topic_info>li:nth-child(2){
    padding-bottom: 7px;
    margin: -3.4px 0;
    font-size: 1.6rem;
  }
  .topic_info>li:nth-child(3){
    font-size: 1.5rem;
  }
  /*------------------拡大------------------*/
  .topic_exp>a:hover{
    transform: none;	
  }
  
  

  /*------------------news------------------*/
  .news_area{
    padding: 30px 0;
    margin-bottom: 90px;
  }

  .news_title_area{
    padding-bottom: 30px;
  }

  .news_item{
    width: auto;
  }

  .line{
    margin: 10px 0 18px;
  }

  .news_text>dt{
    margin: 0 0 0 0;
    padding-bottom: 6px;
  }

  .news_text>dd{
    line-height: 1.5;
  }

  
  
  /*------------------SDGs------------------*/
  .sd_area{
    margin-bottom: 90px;
  }

  .sd_title{
    font-size: 4rem;
  }

  .sd_copy{
    line-height: 1.6;
  }

  .sd_text{
    text-align: justify;
    text-justify: inter-ideograph; /*--edge--*/   
  }

  .sd_btn{
    margin-top: 0;
  }  

  
  
  /*------------------service------------------*/
  .service_area{
    margin-bottom: 90px;
  }

  .service_bg{
    background-image: url("../img/service_img_sp.jpg");  
    padding: 40px 0 40px;  
    margin-bottom: 16px;
  }

  
  
  /*------------------work------------------*/
  .work_area{
    margin-bottom: 90px;
  }

  .work_bg{
    background-image: url("../img/work_img_sp.jpg");  
    padding: 40px 0 40px;  
    margin-bottom: 16px;   
  }

   
  
  /*------------------contact------------------*/
  .contact_area{
    padding: 70px 0;
  }

  
  
  /*------------------ページトップ------------------*/
  .PageTopBtn{
    font-size: 1.4rem;
    position: fixed;
    bottom: 0;
    right: 0;
  }  

  .PageTopBtn>a{
    color: #fff;
    background: #e60039;
    border: solid 1px #e60039;
  }  
  

  
  /*------------------footer------------------*/  
  .footer_title{
    font-size: 3rem;
    padding-bottom: 14px;
  }

  .icon>a>img{
    width: 65px;
  }

  .company_info{
    padding: 50px 0 6px; 
  }  
  
  .company_info>li{
    line-height: 1.4;
    padding-bottom: 3px; 
  }

  .mglr10{
    margin: 0 0; 
  }

  .company_info>li>a{
    padding-top: 8px;
  } 
  
 }