html{
  overflow-x: hidden;
}
body {
  margin: 0;
  font-family: "Hiragino Sans", "Noto Sans JP", sans-serif;
  color: #1c2b5c;
  overflow-x: hidden;
}

.header__btn {
  display: flex; 
}

.header__btn .btn--contact {
  margin-right: 10px;
}

.burger-btn {
  display: none;
}

.header__inner {
  padding: 0 60px;
}

.header__btn{
  background: none;
  padding: auto;
}

.header__btn1{
  background: #e33636;
  padding: 0.8rem;
  width:160px;
  margin-right: 10px;
  border-radius: 30px;
}

.header__btn1:hover {
  background: #c82820;
}

.header__btn .header__btn2{
  color: #1c2b5c;
  width:160px;
  background: #fff;
  padding: 0.8rem 0;
  border: solid 2px #1c2b5c;
  border-radius: 30px;
}

.header__btn2:hover {
  background: #1c2b5c;
  color: #fff;
}

.top{
  background-color:#F2F2F2;
}

.top_sp{
  display: none;
}

.topbutton{
  top: 72%;
  left: 4%;
  display: block;
  width: 26vw;
  border-radius: 50px;
  padding: 1rem 0;
  font-size: 2vw;
  overflow: hidden;
}

.button_red{
  color: #fff;
  border: solid 3px #1c2b5c;
  background: #e33636;
  -webkit-transition: all 0.2s ease-in-out;
  -o-transition: all 0.2s ease-in-out;
  transition: all 0.2s ease-in-out;
  -webkit-box-shadow: 7px 7px 0 #1c2b5c;
  box-shadow: 7px 7px 0 #1c2b5c;
  font-weight: bold;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
}

.topbutton2{
  left: 30%;
  font-size: 2vw;
  overflow: hidden;
}

.button_blue{
  text-align: center;
  color: #1c2b5c;
  border: solid 3px #1c2b5c;
  background: #fff;
  -webkit-transition: all 0.2s ease-in-out;
  -o-transition: all 0.2s ease-in-out;
  transition: all 0.2s ease-in-out;
  -webkit-box-shadow: 7px 7px 0 #1c2b5c;
  box-shadow: 7px 7px 0 #1c2b5c;
  font-weight: bold;
  text-decoration: none;
  cursor: pointer;
}

  .topbutton:hover,.cv_button:hover {
    -webkit-box-shadow: 0px 0px 0 #1c2b5c;
    box-shadow: 0px 0px 0 #1c2b5c;
  }

  .cv_button{
    width: 26vw;
    border-radius: 50px;
    padding: 1rem 0;
    font-size: 2vw;
  }

  .button_group{
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 100px;
  }

  .button_group a{
    display: inline-block;
  }

  h1.toptitle {
    bottom: 38%;
    left: 4%;
    font-size: 3vw;
  }

  h1.toptitle .large {
    font-size: 4.7vw;
    display: inline-block;
    text-align: left;
  }

  h1.toptitle .topttl_t{
    font-size: 3vw;
    display: inline-block;
    letter-spacing: 5px;
    margin-bottom: 10px;
  }

  h1.toptitle .topttl_u{
      font-size: calc(10px + 0.7vw);

    text-align: left;
    margin: 10px 0;
    width: 100%;
    color: #6facc4;

    padding: 0.5rem 1rem;
    margin-top: 10px;
  }

  .section_soltion__ttl {
    font-size: 2vw;
    margin-bottom: 3vw;
  }	

  .section_soltion__ttl--lg {
    font-size: 3vw;
  }

  .section_soltion__item {
    font-size: 12.5px;
  }

  .section_soltion__list {
    margin-top: 0px;
  }

  .solution__subTxt{
    margin-top: 3vw;
  }
  .solution img{
    width: 100%;
    max-width: 900px;
  }

  .features {	
    background: #F2F2F2;	
    padding: 7rem 0 10rem;	
  }

  h2{
    font-size: 3.5rem;	
    margin-bottom: 40px;
  }

  .small{
    font-size: 2.5rem;	
  }

  h2::before,
  h2::after {
    content: "◆";
    color: #1e2f57;
    font-size: 30px;
    margin: 0 30px;
  }

  .casestudy h2::before,
  .casestudy h2::after {
    color: #fff;
  }

  .features p {	
    margin-bottom: 1rem;	
  }

  .features img {	
    margin-top: 90px;	
    max-height: 300px;	
  }	

  .features li {	
    list-style-type: none;	
    display: inline-block;	
  }	

  .features ul {	
    display: flex;	
    flex-direction: row;	
    align-items: center;
    gap: 100px;	
    justify-content: center	
  }	

  .modules {
    background: #F2F2F2;
  }

  .highlight {
    background-color: #fbe3e3;
  }

  .double-circle {
    font-weight: bold;
    font-size: 18px;
  }

  .note {
    font-size: 12px;
    margin-top: 10px;
    text-align: left;
  }


.casestudy{
  padding: 100px 0;
   box-sizing: border-box;
    margin-bottom: 0;
background-color: #95cce2;
}



.case_group{

    display: flex;
      flex-wrap: wrap;
justify-content: center;

font-weight: bold;
}

.case_group .case_item{

  max-width: 100%;
  text-align: left;
  background-color: #fff;
  border-radius: 10px;
    width: calc((100% - 100px) / 2.5);
margin: 20px 20px;
padding: 25px 40px 40px;
list-style: none;
}

.case_item .case_logo{
height: 70px;
  text-align: left;
}




.case_item .case_logo1{
    height: auto;
    max-width: 150px;

}

.case_item .case_logo2{
  height: auto;
  max-width: 200px;
}

.case_item .case_logo3,.case_item .case_logo4{
    height: auto;
    max-width: 170px;
}

.case_reason{
border-bottom: solid 3px #1c1c1c;
margin-top: 20px;
text-align: left;
}

.case_reason_txt{
font-size: 14px;
text-align: left;
font-weight: normal;
margin-top: 10px;
}

.case_ttl{
  font-size: 18px;
color: #6baac3;
  text-align: left;
}

.case_item h3{
  margin: 10px 0;
  color: rgb(172, 172, 172);
  font-weight: normal;
  font-size: 15px;
}

  .section_problem {
    background-color: #e5332a;
    color: #fff;
    padding: 64px 20px 80px;
    position: relative;
    text-align: center;

  }

  .section_problem::after {
      content: "";
      position: absolute;
      bottom: -59px;
      left: 50%;
      transform: translateX(-50%);
      width: 0;
      height: 0;
      border-left: 140px solid transparent;
      border-right: 140px solid transparent;
      border-top: 66px solid #e5332a;
      z-index: 1;
  }

    .speech-box {
      display: inline-block;
      background: #fff;
      color: #e5332a;
      font-weight: bold;
      font-size: 23px;
      padding: 15px 35px;
      box-shadow: 5px 5px 0 #1c2b5c;
      margin-bottom: 30px;
      position: relative;
      text-align: center;
      line-height: 31px;
    }

    .blue{
      color: #1c2b5c;
    }

    .speech-box::after {
      content: "";
      position: absolute;
      bottom: -15px;
      left: 30px;
      width: 0;
      height: 0;
      border-left: 23px solid transparent;
      border-top: 17px solid #fff;
    }

    .bgcblue {
      background-color: #1c2b5c;
    }

    .highlight-blue {
      color: #1c2b5c;
      font-weight: bold;
      background-color: #fff;
      padding: 0 2px;
      border-radius: 2px;
    }

    .arrow {
      text-align: center;
      font-size: 34px;
      margin: 20px 0;
      color: #1c2b5c;
      font-weight: bold;
    }

    .ma_solution {
      text-align: center;
      font-size: 23px;
      font-weight: bold;
    }

    .character {
      position: absolute;
      right: 11vw;
      top: 130px;
      width: 120px;
    }

    .feature {
      display: flex;
      align-items: center;
      margin-bottom: 40px;
    }

    .feature-text {
      flex: 1;
    }

    .feature-title {
      display: inline-block;
      background: #1c2b5c;
      color: #fff;
      font-size: 22px;
      font-weight: bold;
      padding: 12px 2vw 12px 2vw;
      position: relative;
      width: 450px;
      max-width: 95%;
    }

     .feature-title::before {
      content: "";
      position: absolute;
      top: 50%;
      left: 0;

      width: 0;
      height: 0;
      border-top: 30px solid transparent;
      border-bottom: 30px solid transparent;
      border-left: 40px solid #e5332a;

       transform: translate(-45%, -50%); 

    }

    .feature-desc {
      font-size: 14px;
      line-height: 1.8;
      color: #333;
    }

    .feature img {
      width: 120px;
      margin-left: 20px;
    }

  .section_soltion .text{
    font-size: calc(10px + 0.7vw);
    padding: 1rem 1rem 0;
  }
  .section_soltion .resizeimage img{
    vertical-align:top;
    max-width: 100%;
    height: auto;
  }

  .solution {
    position: relative;
    padding: 95px 0 100px;
  }

  .solution .bigger {
    font-size: calc(12px + 1.1vw);
    margin-bottom: 1vw;
  }

  .solution .left {
    padding-left: 1rem;
    font-size: calc(10px + 0.7vw);
    line-height: 2.3rem;
  }

  .solution .bg-gra{
    padding: 2% 0;

  }
  .solution .m-top{
    margin-top:2%;
  }
  .graph{
    position: absolute;
    bottom: 20vw;
    left: 5vw;
    width: 17%;
  }
  .graph2{
    position: absolute;
    top: 16vw;
    right: 8vw;
    width: 15%;
  }

  .section_soltion .text{
    font-size: calc(10px + 0.7vw);
    padding: 1rem 1rem 0;
  }

  .section_solution{
    background: #F2F2F2;
  }

  .section-title {
    font-size: 32px;
    font-weight: bold;
    line-height: 1.5;
    margin-bottom: 40px;
    color: #fff;
  }

  .section-title span {
    position: relative;
    display: inline-block;
    background: #fff;
    color: #1c2b5c;
    font-size: 16px;
    padding: 6px 14px;
    border-radius: 20px;
    margin-bottom: 16px;
  }

  .section-title span:before {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border: 5px solid transparent;
    border-top: 10px solid #fff;
  }

  .freedom{
    padding: 60px 0px 100px;
    background-color: #1c2b5c;
  }

  .points {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
  }

  .point {
    border: 2px solid #e5332a;
    padding: 20px;
    position: relative;
    background: #fff;
  }

  .point img{
    height: auto;
  }

  .point p{
    text-align: left;
  }
  .point_img{
    height: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .point::before {
    white-space: pre;
    content: attr(data-point);
    position: absolute;
    top: -18px;
    left: 50%;
    transform: translateX(-50%);
    background: #e5332a;
    color: #fff;
    font-size: 14px;
    font-weight: bold;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    line-height: 1.2;
  }

  .point h3 {
    margin-top: 50px;
    font-size: 20px;
    font-weight: bold;
    color: #e5332a;
  }

  .point img {
    max-width: 100%;
    margin: 10px 0;
  }

  .point p {
    font-size: 14px;
    color: #333;
    line-height: 1.6;
  }

  .industries{
    background-color: #F2F2F2;
    padding: 10% 25vw 100px;
  }


  .industries .text{
  margin-bottom: 30px;
  }

  .industry {
    margin-bottom: 30px;
  }

  .industry p{
    text-align: left;
  }

.industry-title {
  position: relative;
  font-size: 20px;
  font-weight: bold;
  color: #1e2f57;
  text-align: left;
  margin-top:40px;
}

.circle {
  display: inline-block;
  position: relative;
  margin: 20px;
  text-align: center;
}

.circle img {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.circle:hover img {
  transform: translateY(-10px);
}

.circle .desc{
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  padding: 8px;
  background: rgba(0,0,0,0.5);
  color: #fff;
  font-size: 12px;
  border-radius: 6px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 10;
  text-align: left;
}

.circle:hover .desc {
  opacity: 1;
}

.problems {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 300px;
}

.problems li {
  text-align: left;     
  margin: 0.5em 0;      
}
  .br_sp{
    display: none;
  }


/* 880px 
--------------------------------------------- */
 @media (max-width: 880px) {

  /* ----------------------- */
  /* header 880px
  /* ----------------------- */

  .br_sp{
    display: inline;
  }

  .header {
    height: auto;
  }

  .header__inner {
    padding: 11px 0 13px 9px;
  }

  .header__logo {
    width: 107px
  }

  .header__btn {
    position: fixed;
    top: 0;
    right: 0;
    opacity: 0;
    height: 100vh;
    transition: 0.3s;
    flex-direction: column;
    padding-top: 100px;
    transform: translateX(100%); 
    transition: transform 0.3s ease;
    z-index: 999;
  }

  .header__btn.open {
    position: fixed;
    opacity: 1;
    width: 40%;
    z-index: 5;
    background-color: #95cce2;
    transform: translateX(0);
    transition: transform 0.3s ease;
  }

  .header__btn .btn {
    margin: 0 auto 30px;
    width: 90%;
  }

  .header__btn .btn--contact {
    margin-right: auto;

  }

  .burger-btn {
    position: absolute;
    top: 0px;
    right: 0px;
    width: 61px;
    height: 56px;
    border: none;
    display: block;
    cursor: pointer;
    background-color: #1c2b5c;
    z-index: 10;
  }

  .bar {
    margin: 0 auto;
    display: block;
    height: 4px;
    width: 23px;
    background-color: #fff;
    transition: transform 0.3s;
  }

  .bar_top,
  .bar_mid {
    margin-bottom: 5px;
  }

  .burger-btn.cross .bar_top {
    transition-delay: 60ms;
    transform: translateY(9px) rotate(135deg);
  }

  .burger-btn.cross .bar_mid {
    transition-delay: 0s;
    transform: translateX(-18px) scaleX(0);
  }

  .burger-btn.cross .bar_bottom {
    transform: translateY(-9px) rotate(-135deg);
  }
   
  /* ----------------------- */
  /* top 880px
  /* ----------------------- */

  h1.toptitle {
    top: 13vw;
  }

  h1.toptitle .large {
    font-size: 4.3vw;
  }

  .topbutton a {
    font-size: 2vw;
  }

  .top {
    height: auto;
  }

  .resizeimage {
    padding-top: 30px;
  }

  .character {
    right: 3vw;
  }

  .section_soltion__ttl {
    font-size: 3vw;
  }	

  .section_soltion__ttl--lg {
    font-size: 4vw;
  }

  .feature-title{
    font-size: calc(15px + 1.1vw);
  }

  .features ul {	
    display: flex;	
    flex-direction: column;	
    gap: 0;	
  }

  .solution{
    padding: 9vw 0 100px;
  }

 .solution__item{
    max-width: 300px;
    margin: 0 auto;
  }

  .solution__item3{
    max-width: 364px;
  }

  .caselogo{
    padding: 10px 0px;
  }

  .caselogo img{
    max-width: 610px;
    margin: 0 auto;
  }

  .case_group .case_item {
    width: 100%;
  }

  .solution__head {
    display: inline-block;
    margin: 0 auto;
  }

  .solution__headTxt_1 {
    justify-content: center;
  }

  .graph{ display:none;}
  .graph2{ display:none;}

  .points{
    display: inline-block;
  }

  .point:not(:first-child){
    margin-top: 45px;
  }

  .point{
    margin: auto 20px;
  }

  .point_img {
    height: auto;
    
  }
  .point h3 {
    font-size: 25px;
    margin-top: 40px;
  }

  .point p{
    max-width: 500px;
    margin: auto;
  }

  .cv_button{
    width: 49vw;
    font-size: 3.5vw;
    max-width: 300px;
  }

  .industries{
    padding: 10% 14vw 100px;
  }

  .circle {
    display: inline-block;
    text-align: center; 
    position: relative;
    width: 130px; 
  }

  .circle img {
    display: block;
    margin: 0 auto; 
  }

  .circle span {
    width:130px;
  }
 }

@media screen and (max-width: 450px) {	
  .header__btn.open {
    width: 60%;
  }

  .resizeimage {
    margin-top: 0px;
  }

  .resizeimage .top_sp {
    padding-top: 114px;
    width:280px;
    max-width: 95%;
    margin: 0px;
  }

  .top_sp{
    display: inline-block;
  }

  .top_pc{
    display: none;
  }

  h1.toptitle{
    text-align: center;
    right: 10%;
    top: 6rem;
    font-size: 4vw;
  }

  h1.toptitle .topttl_t {
    font-size: 4vw;
  }

  h1.toptitle .large {
   font-size: 6.3vw;
  }

  h1.toptitle .topttl_u {
    font-size: 3vw;
    display: inline;
  }

  .btn_group{
    display: flex;
    gap: 10px;
    flex-direction: column; 
    align-items: center;
    padding-bottom: 30px;
  }

  .topbutton,.topbutton2,.cv_button{
    position:relative;
    top:auto;
    left: auto;
    width: 100%;
    max-width: 300px;
    font-size: 1.5rem;
  }
 
  .character{
    display: none;
  }

  .logos {
    margin: 4rem 0px;
  }

  .features {	
    margin-top: 2rem;	
    padding: 2rem 5%;	
  }	

  .features h2 {	
   font-size: 3rem;	
  }

  .features ul {	
    font-size: 62.5%;	
  }

  .features ul {	
    list-style: none;
  }

  .feature-title{
    font-size: calc(10px + 1.1vw);
    display:block;
    width: auto;
    max-width: 100%;
  }

  .feature-desc{
    font-size: 12px;
  }

  .point h3 {
    margin-top: 30px;
  }

  .solution__headTxt {
    font-size: 19px;
  }
  .section-title{
    font-size: 21px;
  }

  h2, .modules h2,.casestudy h2  {
    font-size: 2rem;
    margin-bottom: 10px;
  }

  .modules {
    padding: 6rem 0 5rem 0;
  }

  .section_problem{
        padding: 64px 20px 64px;
  }

  .solution {
    padding: 10vw 0 100px;
  }

  h2::before, h2::after {
    font-size: 19px;
    margin: 0 15px;
  }

  .small {
    font-size: 1.5rem;
  }

  .inner {
    padding: 0;
    margin: 0;
  }

  .button_group {
    margin-top: 55px;
  }

  .casestudy {
    padding: 60px 0;
  }
  .case_group .case_item {
    padding: 25px 20px 40px;
  }
  .case_ttl {
    font-size: 15px;
  }
  .case_reason_txt {
    font-size: 12px;
  }
  .circle {
  margin: 0;
  }
  .industries {
    padding: 10% 5vw 100px;
  }

  .modules__text,.industries .text{
    font-size: 1.3rem;
    text-align: left;
  }

  .industry-text{
    font-size: 1.4rem;
  }
  .point {
    padding: 20px 20px 30px;
  }
  .freedom{
    padding: 60px 0px 75px;
  }
}