img {
  width: 100%;
  vertical-align: bottom;
}
.sp-hidden {
  display: none;
}
.case-wrap {
  margin-bottom: 30px; 
  padding: 0 20px;
}
.case-breadcrumbs {
  font-size: 1.0rem;
  margin-top: 10px;
  margin-bottom: 30px;
}
.case-breadcrumbs a {
  color: #313131;
  text-decoration: none;
}
.case-breadcrumbs a:hover {
  text-decoration: underline;
}
.case-breadcrumbs-break {
  font-size: 1.0rem;
  padding: 0 5px;
}
h1 {
  font-size: 1.8rem;
}
h3 {
  font-size: 1.8rem;
}
p ,span ,li {
  font-size: 1.6rem;
}
small {
  font-size: 1.0rem;
}
.page-case-title {
  text-align: center;
  margin-bottom: 30px;
}
.page-case-title-inner {
  font-size: 2.2rem;
  border-bottom: 5px solid #FFD159;
  padding-bottom: 5px;
}
.case-intro-inner {
  margin-bottom: 20px;
}
.case-intro-text {
  font-size: 1.8rem;
  font-weight: bold;
  text-align: center;
}
.case-intro-text-highlight {
  font-size: 2.2rem;
  color: #EB6100;
}
.case-intro-text-sub {
  display: block;
  font-size: 1.2rem;
  text-align: center;
}
.case-intro-mv {
  margin-bottom: 10px;
}
.case-intro-notes {
  margin-bottom: 15px;
}
.section-title {
  font-weight: bold;
  color: #EB6100;
  line-height: 1.8;
  width: 100%;
  text-align: center;
  margin-top: 10px;
  margin-bottom: 30px;
}
.section-title span {
  font-size: 2.2rem;
  display: inline;
  padding-bottom: 6px;
  background-repeat: repeat-x;
  background-position: left bottom;
  background-size: 12px 6px;
  background-image: url(../images/top/top_section-ttl-dot.svg);
}
.case-profile-list li {
  display: flex;
  gap: 2%;
  align-items: center;
  border: 1px solid #999;
}
.case-profile-list li:not(:last-child) {
  margin-bottom: 20px;
}
.case-profile-list-image {
  width: 50%;
}
.case-profile-list-image img {
  width: 100%;
}
.case-profile-list-text {
  line-height: 1.6rem;
  width: 48%;
}
.case-profile-list-text p {
  font-size: 1.2rem;
}
.case-wrap .case-overview-box:not(:last-child) {
  margin-bottom: 30px;
}
.case-overview-box-list {
  list-style: disc;
  margin-left: 25px;
}
.case-overview-box-list li {
  display: list-item;
}
.case-overview-box-list li:not(:last-child) {
  margin-bottom: 20px;
}
.case-overview-effect {
  margin-top: 30px;
}
.case-overview-effect-box {
  border: 1px solid #EB6100;
}
.case-overview-effect-title {
  display: block;
  font-size: 2.2rem;
  font-weight: bold;
  color: #fff;
  text-align: center;
  background-color: #EB6100;
  padding: 10px 0;
}
.case-overview-effect-inner {
  padding: 0 15px 30px;
}
.case-overview-effect-list {
  list-style: disc;
  margin-left: 25px;
}
.case-overview-effect-list li {
  display: list-item;
  font-size: 1.9rem;
  font-weight: bold;
}
.case-overview-effect-highlight {
  font-size: 1.9rem;
  color: #EB6100;
}
.case-overview-effect-caption {
  font-size: 1.0rem;
}
.case-overview-effect-image {
  width: 40%;
  margin: 20px auto 0;
}
.case-video-inner {
  width: 100%;
  height: 325px;
}
.case-interview-main {
  margin-bottom: 30px;
}
.case-interview-image {
  width: 20%;
}
.case-interview-text {
  position: relative;
  border: solid 1px #D9D9D9;
  box-sizing: border-box;
  width: 73%;
  padding: 15px;
}
.case-interview-text-right:before {
  content: "";
  position: absolute;
  top: 35px;
  left: -24px;
  margin-top: -12px;
  border: 12px solid transparent;
  border-right: 12px solid #fff;
  z-index: 2;
}
.case-interview-text-right:after {
  content: "";
  position: absolute;
  top: 35px;
  left: -28px;
  margin-top: -14px;
  border: 14px solid transparent;
  border-right: 14px solid #D9D9D9;
  z-index: 1;
}
.case-interview-text-left:before {
  content: "";
  position: absolute;
  top: 35px;
  right: -24px;
  margin-top: -12px;
  border: 12px solid transparent;
  border-left: 12px solid #fff;
  z-index: 2;
}
.case-interview-text-left:after {
  content: "";
  position: absolute;
  top: 35px;
  right: -28px;
  margin-top: -14px;
  border: 14px solid transparent;
  border-left: 14px solid #D9D9D9;
  z-index: 1;
}
.case-interview-box {
  display: flex;
  gap: 7%;
}
.case-interview-main .case-interview-box:not(:last-child) {
  margin-bottom: 30px;
}
.case-interview-text-highlight {
  display: block;
  font-weight: bold;
  color: #EB6100;
}
.case-interview-comment {
  border: 1px solid #EB6100;
}
.case-interview-comment-title {
  display: block;
  font-size: 2.2rem;
  font-weight: bold;
  color: #fff;
  text-align: center;
  background-color: #EB6100;
  padding: 10px 0;
}
.case-interview-comment-inner {
  padding: 0 15px 30px;
}
.case-interview-comment-image {
  width: 35%;
  margin: 20px auto;
}
.case-link-inner {
  margin-top: 15px;
}
.case-link-inner a {
  display: block;
  font-size: 2rem;
  font-weight: bold;
  color: #fff;
  max-width: 550px;
  text-align: center;
  text-decoration: none;
  border: 1px solid #EB6100;
  border-radius: 50px;
  background-color: #EB6100;
  margin: 0 auto;
  padding: 15px 20px;
}
.case-link-inner a span {
  display: block;
  font-size: 2rem;
}

@media screen and (min-width: 767px) {
  .pc-hidden {
    display: none;
  }
  .sp-hidden {
    display: block;
  }
  .case-wrap {
    max-width: 1038px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 90px;
  }
  h1 {
    font-size: 2.6rem;
  }
  .case-breadcrumbs {
    margin-top: 0;
  }
  .page-case-title-inner {
    font-size: 2.8rem;
  }
  .case-intro-text-sub {
    font-size: 1.0rem;
    text-align: right;
    margin-top: -10px;
  }
  .section-title {
    margin-top: 20px;
  }
  .section-title span {
    font-size: 2.8rem;
  }
  .case-profile-list-image {
    width: 30%;
  }
  .case-profile-list-text {
    line-height: 2.0rem;
    width: 68%;
  }
  .case-profile-list-text p {
    font-size: 1.6rem;
  }
  .case-overview-effect {
    margin-top: 60px;
  }
  .case-overview-effect-inner {
    display: flex;
    align-items: center;
  }
  .case-overview-effect-list {
    width: 65%;
    margin-right: 5%;
  }
  .case-overview-effect-list li:not(:last-child) {
    margin-bottom: 20px;
  }
  .case-overview-effect-highlight {
    font-size: 2.2rem;
  }
  .case-overview-effect-image {
    width: 30%;
    margin: 0;
  }
  .case-overview-effect-image img {
    width: 70%;
  }
  .case-interview-box {
    align-items: start;
  }
  .case-interview-text-right:before {
    top: 50%;
    margin-top: -14px;   
  }
  .case-interview-text-right:after {
    top: 50%;
    margin-top: -16px;
  }
  .case-interview-text-left:before {
    top: 50%;
    margin-top: -14px;   
  }
  .case-interview-text-left:after {
    top: 50%;
    margin-top: -16px;
  }
  .case-interview-comment-inner {
    display: flex;
    align-items: center;
    gap: 2%;
    padding: 0;
  }
  .case-interview-comment-image {
    width: 15%;
    margin: 0;
  }
  .case-interview-comment-text {
    width: 83%
  }
  .case-link-inner {
    width: 49%;
  }
  .case-link-inner a {
    font-size: 2.2rem;
    padding: 15px 20px;
  }
  .case-link-inner a span {
    font-size: 1.8rem;
  }
  .case-link-box {
    display: flex;
    gap: 2%;
    margin-top: 30px;
  }
  .case-link-inner a {
    border-radius: 60px;
  }
  .case-link-inner a:hover {
    opacity: 0.8;
  }
}

@media screen and (min-width: 997px) {
  .case-overview-effect-list li {
    font-size: 2.2rem;
  }
  .case-video-inner {
    height: 535px;
  }
}