.text_c {
  text-align: center;
}

.mv {
  background-image: url(/drill-planet/assets/img/case_study/mv.png);
  height: 492px;
  background-repeat: no-repeat;
  background-position: 50% 0;
}

.mv_inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: right;
  justify-content: center;
  margin: 0 auto;
  padding-top: 135px;
  gap: 30px;
  width: 900px;
}

.mv_inner0 {
  margin: -65px 0 -50px -185px;
}
.mv_inner01 {
  color: #FFF7D4;
  /* width: 500px; */
}
.mv_inner02 {
  text-align: center;
}
.mv_inner02 img {
  width: 300px;
}

h1 {
  font-size: 50px;
  line-height: 1.3;
}

.mar15 {
  margin-top: 15px;
}
.mar_b15 {
  margin-bottom: 15px;
}
.mar30 {
  margin-top: 30px;
}
.mar70 {
  margin-top: 70px;
}
.mar100 {
  margin-top: 100px;
}

.br {
  display: inline-block;
}

/* .f24, */
.mv_txt_parent {
  font-size: 24px;
}
.mv_txt_childF1 {
  /*val_20-32px view_550-1140px*/
  font-size: clamp(1.25rem, 0.551rem + 2.03vw, 2rem);
  /*val_24-32px view_550-1140px*/
  font-size: clamp(1.5rem, 1.034rem + 1.36vw, 2rem);
}
.mv_txt_childF2 {
  /*val_16-26px view_550-1140px*/
  font-size: clamp(1rem, 0.417rem + 1.69vw, 1.625rem);
  /*val_24-32px view_550-1140px*/
  font-size: clamp(1.375rem, 1.258rem + 0.34vw, 1.5rem);
}

.mv_inner02_txt {
  font-size: 30px;
  text-align: center;
  padding: 20px 0 0 80px;
  color: #ffffff;
  font-weight: 900;
  line-height: 1.4;
}

.mv_inner02_txt span {
  font-size: 18px;
}

.l-globalContainer .c-btn {
  padding: 13px 33px;
}

.c-btn-mv {
  padding: 13px 38px;
    color: #ffffff;
    text-decoration: none;
    text-align: center;
    background-color: #3B4772;
    background-image: linear-gradient(transparent 0%,rgba(255,255,255,0.2) 50%,transparent 50%,rgba(0,0,0,.1) 100%);
    box-shadow: 0 0 2px rgba(0, 0, 0, .2) inset, 2px 2px 0 rgba(255, 255, 255, 0.8) inset, -3px -3px 0 rgba(0, 0, 0, 5) inset;
  margin-top: 40px !important;
}

@media (hover:hover){
  .c-btn-primary:hover{color:#fff;background-color:#d35710;box-shadow:#a83d00 0 3px 0}
  .c-btn-mv:hover{color:#fff;background-color:#1f2a46;box-shadow:#000000 0 3px 0;background-image:none}
}

.u-bgc-background-01 {
  background-image: url(/drill-planet/assets/img/case_study/bg.png);
  background-repeat: repeat;
}

h2 {
  font-size: 35px;
  font-weight: 900;
  text-align: center;
}

h2 .h2_s1 {
  font-size: 26px;
  /* font-size: clamp(1.25rem, 0.551rem + 2.03vw, 2rem); */
  /*val_20-32px view_550-1140px*/
}
h2 .h2_s2 {
  font-size: 23px;
  /* font-size: clamp(1rem, 0.417rem + 1.69vw, 1.625rem); */
  /*val_16-26px view_550-1140px*/
}

.h2_01 span {
  background: linear-gradient(transparent 60%, #FFB875 30%);
}

.h2_02 {
  color: #ffffff;
  padding-top: 185px;
}
.h2_02 span {
  background: linear-gradient(transparent 60%, #FA8619 30%);
}

.h2_03 {
  color: #FA8619;
}
.h2_03 span {
  background: linear-gradient(transparent 60%, #ffffff 30%);
}

.h2_04 {
  color: #3B4772;
}
.h2_04 span {
  background: linear-gradient(transparent 60%, #ffffff 30%);
}

.c-btn-large {
  font-size: 16px;
  width: 210px;
  height: 48px;
  padding: 10px 5px;
}

.img_01 {
  position: absolute;
  left: 50%;
  transform: translateX(28.9285714286vw);
}

.l-title_dl{color: #ffffff;background-color: #6677B5;border-radius: 10px;padding: 10px 15px;text-align:center;}
.dl-container{display:flex;}
.dl-container-sec{width:50%; margin:10px 20px;}
.dl-container-sec a, .dl-container-sec a:visited {
  text-decoration: none;
}
.dl-container-sec a:hover {
  opacity: 0.7;
}
.dl-document-img > img{width:317px; height:220px; border-radius:20px 20px 0 0;}
.dl-document-title{height:15px;}
.dl-document-txt {
  padding: 32px;
  border-radius: 15px;
  font-size: 16px;
}
.dl-document-txt.txt01 {
  background: #4CDFFF;
}
.dl-document-txt.txt02 {
  background: #FFD362;
  margin-top: 100px;
}
.dl-document-txt img  {
  width: 100%;
}
.dl-document-txt h3  {
  font-size: 20px;
  margin-bottom: 15px;
}
.txt01 .txt_h  {
  display: inline-block;
  background: #4879B8;
  color: #FFF7D4;
  margin: 24px 0;
  padding: 16px 24px;
  border-radius: 3px;
}
.txt02 .txt_h  {
  display: inline-block;
  background: #FA8619;
  color: #FFF7D4;
  margin: 24px 0;
  padding: 16px 24px;
  border-radius: 3px;
}
.dl-document-btn{background:#f8772e;width:60%;margin:25px auto 10px; border-radius:30px;padding:8px;color:#ffffff;box-shadow:0 3px 0 #d35710;}
.dl-sec{margin-bottom:100px;}
.doc-link{text-decoration:none;}
a.doc-linka,a.doc-link:hover,a.doc-link:visited{color: inherit;}
.g-footerNav {
  padding-top: 70px;
}
.g-footer-Nav-min{padding:70px 0;}
.container-white-head{display:flex;margin-top: -354px;height: 354px;width: 1900px;}
.sp-dl-title{margin-top:150px;}

.document-star-sec {height:30px;}
.doc01-01 > .d-star01 {position:relative; top:-200px; left:1600px;}
.doc01-01 > .d-star02 {position:relative; top:-150px; right:-50px;}
.d-star01 > img {width:150px;}
.d-star02 > img {width:150px;}

.l-container-main {
  padding-top: 0;
  padding-bottom: 0;
}

.bg_02 {
  background-image: url(/drill-planet/assets/img/case_study/bg_02.png);
  background-repeat: no-repeat;
  background-position: 50% 0;
  margin-top: 30px;
}

.container_02{display:flex; flex-wrap: wrap;}

.container_02 .dl-container-sec {
  width: 44%;
  margin: 40px 30px;
}

.box {
  font-size: 16px;
  color: #ffffff;
}
.box img  {
  width: 100%;
}
.box h3  {
  font-size: 20px;
  margin-bottom: 15px;
}
.box .txt_h {
  display: inline-block;
  background: #FA8619;
  margin: 24px 0;
  padding: 8px 16px;
  border-radius: 3px;
}
.bg_c {
  background: #3B4772;
  padding: 50px 0 50px 0;
  margin-top: -1px;
}
.box-y {
  background: #FFF7D4;
  color: #3B4772;
  padding: 48px 64px;
  border-radius: 6px;
}

.box-y-inner {
  display:flex;
  flex-wrap: wrap;
  flex-direction: row-reverse;
  align-items: center;
  margin-top: 30px;
}

.box-y_h {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 30px;
}

.box-y-01 {
  flex: 1;
}
.box-y-02 {
  width: 230px;
}

.box-y-inner dt {
  float: left;
  width: 5em;
}
.box-y-inner dd {
  padding: 0 2em 0 5.5em;
}

.box-y-h_01 {
  display: inline-block;
  background: #3B4772;
  padding: 8px 16px;
  border-radius: 3px;
  font-size: 14px;
  color: #ffffff;
}
.box-y-h_02 {
  display: inline-block;
    background: #ffffff;
    padding: 8px 16px;
    border-radius: 3px;
    font-size: 14px;
    border: #3B4772 1px solid;
}
.box-y-h_03 {
  display: inline-block;
  background: #ffffff;
  padding: 7px 14px;
  border-radius: 3px;
  font-size: 14px;
  border: #3B4772 4px double;
}

.readmore {
  position: relative;
  margin: 30px auto 0;
  padding: 13px 33px;
  display: block;
  color: #FA8619;
  border: #FA8619 1px solid;
  outline: 0;
  cursor: pointer;
  background: #ffffff;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 500;
}
.readmore:after {
content: "";
width: 13px;
height: 13px;
text-align: center;
border-radius: 50%;
display: inline-block;
margin-left: 10px;
background: url(/drill-planet/assets/img/case_study/arrow.png) no-repeat center;
transition: .3s;
}
.readmore.on-click:after {
transform: rotate(180deg);
}
.readmore .open {
display: inline;
}
.readmore.on-click .open {
display: none;
}
.readmore .close {
display: none;
}
.readmore.on-click .close {
display: inline;
}

.back-y {
  background: #ffe790;
  color: #3B4772;
  padding-top: 90px;
  border-top: #FA8619 10px solid;
  position: relative;
}

.img_04 {
  margin: -50px 0 0;
  width: 150px;
}

.text_03 {
  font-size: 22px;
  font-weight: 700;
  text-decoration: underline;
  line-height: 1.3;
}

.text_04 {
  font-size: 20px;
  text-align: center;
  margin-top: 48px;
}

.bg_03 {
  background-image: url(/drill-planet/assets/img/case_study/footer.png);
  background-repeat: no-repeat;
  background-position: 50% 0;
  margin-top: 50px;
}
.bg_03.bg_03_1 {
  background-image: url(/drill-planet/assets/img/case_study/footer_1.png);
  padding-top: 190px;
}

.text_04_01 {
  font-size: 40px;
  text-align: center;
  padding-top: 75px;
  color: #ffffff;
  font-weight: 900;
  line-height: 1.4;
}
.text_04_01 span {
  font-size: 24px;
}

.text_04_02 {
  font-size: 22px;
  text-align: center;
  padding: 150px 10px 0;
  color: #ffffff;
  font-weight: 700;
}
.text_04_03 {
  font-size: 16px;
  text-align: center;
  padding: 25px 10px 0;
  color: #ffffff;
}
.text_04_04 {
  font-size: 18px;
  text-align: center;
  padding: 55px 0 30px;
  color: #ffffff;
  font-weight: 300;
}
.text_04_03 a {
  color: #ffffff;
}

.bg_05 {
  background-image: url(/drill-planet/assets/img/case_study/photo_2.png);
    background-repeat: no-repeat;
    background-position: 50% 0;
}

.text_05 {
  margin: 25px 0;
  font-weight: 600;
}

.mov_warap {
  position: relative;
  width: 100%;
  height: 0;
  padding-top: 75%;
}

.mov_warap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}


@media screen and (max-width:1098px) and (min-width:768px){
  .l-section {
    padding-right: 0;
    padding-left: 0;
}
.u-dsp-tb {
  display: none;
}
}
@media screen and (max-width:1340px) {
.img_01 {
    width: 200px;
    transform: translateX(35.928571vw);
}
}
@media screen and (max-width:1098px) {
  .mv {
    background-image: url(/drill-planet/assets/img/case_study/mv_sp.png);
    background-position: bottom;
    height: 570px;
    min-width: 320px;
  }
  .mv_inner {
    display: block;
    margin: 0 auto;
    padding-top: 95px;
    gap: 30px;
    width: 100%;
}
.mv_inner01 {
  text-align: center;
  width: 100%;
}
.mv_inner0 {
  margin: 0 auto;
  text-align: center;
  width: 80px;
  width: 100px;
}
.mv_inner01 p {
  margin-top: 5px;
}
.c-btn-mv {
  margin: 25px 0 !important;
}
.mv_inner02 img {
  width: 275px;
}
h1 {
  font-size: 36px;
}

  .dl-container-sec {
    margin: 10px 10px;
  }
  .container_02 .dl-container-sec {
    width: 46%;
    margin: 0;
  }
    .container_02 {
      display: flex;
      flex-wrap: wrap;
      gap: 60px 59px;
      margin-top: 50px;
  }

  .box-y-inner {
    margin-top: 50px;
  }
  
  .box-y-inner dd {
    padding: 10px 10px 10px 0;
  }
  .box-y-inner dt {
    float: none;
    width: auto;
  }

  .img_04 {
    margin: -10px 0 15px 0;
    width: 140px;
}
}


@media screen and (max-width:767px){
  .f24 {
    font-size: 18px;
}

  h2 {
    font-size: 28px;
}
h2 .h2_s1 {
  font-size: 24px;
}
h2 .h2_s2 {
  font-size: 20px;
}

  .container_02 .dl-container-sec {
    width: 100%;
    margin: 0 10px 20px;
}

.box-y {
  padding: 30px 15px;
}

.box-y_h {
  gap: 15px;
}

.img_01 {
  position: absolute;
  top: 120px;
  left: 50%;
  transform: translateX(3.928571vw);
}

.box-y-02 {
  width: 100%;
  text-align: center;
  margin-bottom: 15px;
}

.img_04 {
  margin: 20px 0 5px;
  width: 80px;
}

.dl-container-sec {
  width: 100%;
}
.dl-container {
  display: block;
}
.dl-document-txt.txt02 {
  margin-top: 0;
}
.dl-container-sec {
  margin:30px auto ;
}

.bg_03 {
  background-image: url(/drill-planet/assets/img/case_study/footer.png);
  background-repeat: no-repeat;
  background-position: 50% 0;
  margin-top: 50px;
  background-size: 1000px;
}
.bg_03.bg_03_1 {
  padding-top: 120px;
}
.text_04_01 {
  font-size: 30px;
  padding-top: 50px;
}

.l-section.bg_02_i  {
  max-width: 100%;
  padding-right: 16px;
  padding-left: 16px;
  background: #3B4772;
}

}
@media screen and (max-width:575px) {
}


/* インタビュー導線 */
.case-interview-leads{
  max-width: 1183px;
  margin: auto;
  display: flex;
  justify-content: space-evenly;
  flex-wrap: wrap;
}
.case-interview-leads .case-con{
  width: calc(80% / 3);
  /* width: calc(1183px / 3); */
  background-color: #fff;;
  border-radius: 35px;
  padding: 20px;
  text-align: center;
  margin-top: 1rem;
}


.case-interview-leads{container-type: inline-size;}
@container (max-width: 800px){
  .case-interview-leads .case-con{
    width: calc(80% / 2);
  }
}
@container (max-width: 500px){
  .case-interview-leads .case-con{
    width: calc(80% / 1);
  }
}

.case-interview-leads a{
  text-decoration: none;
}
.case-interview-leads a:hover{
  opacity: .7;
}
.case-interview-tile-img > img{
  /* width: 80%; */
  border-radius: 25px;
  height: 180px;
  object-fit: cover;
}
.case-interview-con{

}
.case-interview-con-txt{
  font-size: 18px;
}
.school-name{
  font-size: 14px;
}