/*縦書*/

/*kv*/

.top-container {
  margin: 0 auto;
  position: relative;
}

.top-container::before {
  content: "";
  width: 1px;
  height: 110%;
  position: absolute;
  top: 0;
  left: 8%;
  z-index: 100;
  background: #000;
}

.top-container span {
  display: block;
  line-height: 1;
  margin-bottom: 2rem;
}

.top-area {
  position: relative;
}

.top-area::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 70%;
  background-color: var(--bg-color);
  z-index: -1;
}

.top-title {
  width: 76%;
  margin: 0 auto;
  padding: 0 0 4%;
  max-width: 1440px;
}

.top-title h2 {
  font-weight: 500;
  margin-bottom: 1rem;
}

.top-title p {
  font-size: calc(var(--responsive-val) * 1.6);
}

.kv-area {
  border-top: 1px solid;
}

.kv-content {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.kv-title h1 {
  font-weight: 500;
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
  text-orientation: upright;
}

.kv-photo {
  width: 70%;
}

.kv-title {
  width: 30%;
  display: flex;
  justify-content: center;
  padding-left: 4rem;
  margin-bottom: 3rem;
  letter-spacing: 10px;
}

.text-detail {
  background-color: #fff;
  padding: 4% 8% 4% 4%;
  margin-top: -6%;
  position: absolute;
  z-index: 1;
  left: 10%;
  font-size: calc(var(--responsive-val) * 1.8);
  line-height: 2;
}

/*メリット*/

.merit-area {
  margin: 20rem auto 8rem;
  padding-top: 8rem;
  border-top: 1px solid #000;
  position: relative;
}

.merit-area::before {
  content: "";
  width: 1px;
  height: 115%;
  position: absolute;
  top: -15%;
  right: 8%;
  z-index: 100;
  background: #000;
}

.merit-title {
  text-align: center;
  margin-bottom: 4%;
}

.merit-title h2 {
  font-weight: 500;
  margin-bottom: 1rem;
}

.merit-title p {
  font-size: calc(var(--responsive-val) * 1.8);
}

.merit-content_box {
  display: flex;
  gap: calc(var(--responsive-val) * 2.5);
  max-width: 1100px;
  margin: 0 auto;
  width: 80%;
}

.merit-content_box dl {
  border: 1px solid #dcdcdc;
  padding: 5% 0 8%;
  position: relative;
  width: 100%;
}

.merit-content_box .merit-icon {
  width: 20%;
  margin-bottom: 8%;
}

.merit-content_box dt,
.merit-content_box dd {
  margin: 0 auto;
}

.merit-content_box dt {
  width: 90%;
}

.merit-content_box dd {
  width: 80%;
}

.merit-content_box dt {
  text-align: center;
  font-size: calc(var(--responsive-val) * 2.6);
  font-weight: 500;
  margin-bottom: 5%;
}

.merit-content_box dd {
  font-size: calc(var(--responsive-val) * 1.6);
}

dd.merit-btn {
  width: 100%;
  text-align: center;
  font-size: calc(var(--responsive-val) * 1.6);
  position: absolute;
  bottom: 0;
}

dd.merit-btn a {
  color: #000000;
  background-color: #dcdcdc;
  padding: 4% 0;
  display: flex;
  justify-content: center;
  gap: 5px;
}

dd.merit-btn a span {
  display: inline;
}

dd.merit-btn a span::after {
  content: "";
  background-image: url(../images/technology/btn-arrow.png);
  background-position: top 60% left 50%;
  background-size: 60%;
  background-repeat: no-repeat;
  width: 20px;
  height: 20px;
  display: block;
}

/*セクション区切り*/

.section-divider {
  text-align: center;
  padding: 7% 0;
  background-image: url(../images/technology/section-bg.png);
  background-size: cover;
  background-repeat: no-repeat;
  color: #fff;
  margin-bottom: 6rem;
}

.section-divider h4 {
  margin-bottom: 3%;
  font-weight: 400;
}

.section-divider p {
  font-size: calc(var(--responsive-val) * 1.8);
}

/*Technology*/

.technology-area,
.safety-area,
.security-area {
  position: relative;
}

.technology-area::before,
.safety-area::before,
.ingenuity-area::before,
.security-area::before {
  content: "";
  width: 1px;
  height: 70%;
  background-color: #555555;
  position: absolute;
  right: 10%;
  top: 10%;
}

.ingenuity-area::before {
  display: none;
}

.technology-area::before,
.security-area::before {
  right: 10%;
}

.security-area::before {
  height: 78%;
}

.common-container {
  position: relative;
  display: flex;
  gap: calc(var(--responsive-val) * 8);
  padding: 6% 0;
  margin-bottom: 8rem;
}

.security-area .common-container {
  margin-bottom: 6rem;
}

.common-container::before {
  content: "";
  background-color: var(--gray-color);
  height: 100%;
  width: 60%;
  position: absolute;
  right: 0;
  top: 0;
  z-index: -2;
}

.content-No {
  content: "";
  position: absolute;
  top: -2%;
  left: 47%;
  font-size: calc(var(--responsive-val) * 14.8);
  font-weight: 500;
  opacity: 0.2;
  z-index: -1;
  color: var(--No-color);
}

.common-photo {
  width: 50%;
  position: relative;
}

.common-box {
  width: 50%;
  position: relative;
}

.common-title h3 {
  font-weight: 500;
  margin-bottom: 1rem;
}

.common-title,
.common-detail {
  width: 75%;
}

.common-title {
  margin: 1rem 0 3rem;
}

.common-title p,
.detail-inner dt {
  font-size: calc(var(--responsive-val) * 2.6);
}

.common-detail,
.detail-inner dd {
  font-size: calc(var(--responsive-val) * 1.6);
}

.common-detail span {
  margin-bottom: 5%;
  display: block;
}

p.section-deco {
  position: absolute;
  font-size: calc(var(--responsive-val) * 4.8);
  font-weight: 500;
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
  color: var(--gray-title-color);
  right: 8%;
  top: 7rem;
  line-height: 1;
  background-color: var(--gray-color);
  padding: 0 0% 2%;
  box-sizing: border-box;
  z-index: 1;
}

/*特徴*/

.features-area {
  position: relative;
  padding: 6% 0 7%;
  border-bottom: 1px solid #555555;
}

.features-area::after {
  content: "";
  position: absolute;
  width: 93%;
  height: 50%;
  background-color: var(--bg-color);
  top: 0;
  z-index: -1;
}

.features-title {
  text-align: center;
  margin-bottom: 4rem;
}

.features-title h2 {
  font-weight: 500;
  margin-bottom: 2rem;
}

.features-title p {
  font-size: calc(var(--responsive-val) * 1.6);
  width: 50%;
  margin: 0 auto;
  text-align: left;
  line-height: 2;
}

.features-content_box {
  display: flex;
  flex-wrap: wrap;
  max-width: 1100px;
  margin: 0 auto;
  width: 80%;
  gap: 40px 20px;
}

.features-content {
  width: calc(33.33% - 13.33px);
}

.features-content figure {
  margin-bottom: 2.5rem;
}

.features-content dt {
  font-size: calc(var(--responsive-val) * 2.8);
  font-weight: 500;
  text-align: center;
  color: var(--blue-color);
  margin-bottom: 2rem;
}

.features-content dd {
  font-size: calc(var(--responsive-val) * 1.6);
}

.features-area05 dd {
  text-align: center;
}

.features-area05 {
  position: relative;
}

.features-area05::before {
  content: "";
  display: block;
  width: 1px;
  height: 117%;
  background-color: #555;
  position: absolute;
  top: 18.5%;
  left: 8.5%;
  z-index: 0;
}

.features-area.features-area05::after {
  height: 32%;
}

.features-area06 {
  padding: 6% 0 13%;
}

.features-area06 .features-content_box {
  justify-content: space-between;
  gap: 40px calc(var(--responsive-val) * 10.6);
}

.features-area06 .features-content {
  width: calc(50% - calc(var(--responsive-val) * 5.3));
}

.features-area.features-area06::after {
  width: 100%;
  height: 60%;
  top: auto;
  bottom: 0;
}

/*safety*/

.safety-container {
  width: 95%;
  margin: 0 0 7rem auto;
}

.safety-photo.common-photo {
  width: 56%;
}

.safety-area .content-No {
  left: 37%;
  top: -4%;
}

.safety-area p.section-deco {
  left: 2%;
  right: auto;
  margin-top: 1rem;
  transform: scale(-1, -1);
  padding: 2% 0% 0;
  text-align: end;
}

.safety-title,
.safety-detail {
  width: 100%;
  padding-left: 17%;
  box-sizing: border-box;
}

.safety-title {
  white-space: nowrap;
}

.safety-text_box {
  width: 50%;
}

.safety-area::before {
  left: 8.5%;
}

.safety-container::before {
  left: -5%;
  width: 60%;
}

.safety-area .features-area::after {
  right: 0;
}

/*Ingenuity*/

.ingenuity-area {
  position: relative;
}

.ingenuity-area .content-No {
  top: 0%;
  left: 46%;
}

.ingenuity-title {
  margin-bottom: 2rem;
}

.ingenuity-detail .margin-bottom {
  margin-bottom: 3rem;
}

.ingenuity-photo {
  width: 53%;
}

.ingenuity-area .features-area {
  border: none;
}

.features-area03::after {
  right: 0;
}

.features-area03::before {
  right: 0;
}

.features-area.features-area04 {
  padding-bottom: 15rem;
}

/**/

.section-divider02 {
  background-image: url(../images/technology/section-bg02.png);
}

.detail-inner dt {
  font-size: calc(var(--responsive-val) * 2.6);
  margin-bottom: 1rem;
}

.detail-container01 {
  margin-bottom: 0rem;
  padding-bottom: 2rem;
}

.detail-text {
  width: 50%;
  margin: 2rem 0 0;
}

.detail-text h3,
.detail-inner {
  width: 72%;
}

.detail-text h3 {
  font-weight: 500;
  margin-bottom: 1rem;
}

.detail-inner {
  margin-bottom: 3rem;
}

.detail-area {
  position: relative;
  margin-bottom: 10rem;
}

.detail-area::before {
  content: "";
  width: 1px;
  height: 85%;
  background-color: #555555;
  position: absolute;
  right: 10%;
  top: 10%;
  z-index: 1;
}

/*.detail-container02*/

.detail-container02 {
  width: 92%;
  margin: 8rem 1.5rem 0 auto;
  align-items: center;
  position: relative;
  padding-bottom: 11rem;
  padding: 0;
}

.detail-container02 .detail-inner {
  width: 100%;
  margin-bottom: 0;
}

.detail-container02 .detail-text {
  width: 45%;
  margin: 0;
}

.detail-container02 .detail-photo {
  width: 40%;
  position: relative;
  gap: 20px;
  display: flex;
  flex-direction: column;
}

.detail-container02::before {
  right: auto;
  left: -10%;
  top: 50%;
  transform: translateY(-50%);
  height: 120%;
  width: 75%;
}

.detail-container02 p.section-deco {
  left: 0;
  top: -5%;
  right: auto;
  transform: scale(-1, -1);
  padding: 10% 0% 0;
}

.detail-container02 .detail-text h3,
.detail-container02 .detail-inner {
  padding-left: 12%;
}

.detail-container02 .detail-text h3 {
  padding-left: 13%;
  width: 100%;
}

.detail-container02 .content-No {
  top: calc(var(--responsive-val) * -6);
  left: calc(var(--responsive-val) * 40);
}

.detail-container02::after {
  content: "";
  width: 1px;
  height: 88%;
  background-color: #555555;
  position: absolute;
  right: auto;
  left: 2%;
  top: auto;
  bottom: -10%;
  z-index: -1;
}

/*section*/

.section-divider03 {
  background-image: url(../images/technology/section-bg03.png);
  margin-bottom: 10rem;
}

/*Wall-material*/

.Wall-material.detail-area::before {
  display: none;
}

.line-bg {
  position: relative;
}

.detail-photo02.common-photo {
  width: 53%;
}

.line-bg::before {
  content: "";
  width: 1px;
  height: 75%;
  background-color: #555555;
  position: absolute;
  right: 9.5%;
  top: 300px;
}

.Wall-material .section-deco {
  top: 9rem;
}

.Wall-material .detail-container {
  align-items: center;
  margin-bottom: 10rem;
}

/*ポイント*/

.point-area {
  padding: 9rem 0 10%;
  position: relative;
}

.point-area::before {
  content: "";
  position: absolute;
  width: 93%;
  height: 34%;
  background-color: var(--bg-color);
  top: 0;
  z-index: -1;
}

.point-container h2 {
  font-weight: 500;
  text-align: center;
  margin-bottom: 4rem;
}

.point-content {
  display: flex;
  gap: calc(var(--responsive-val) * 2.5);
  flex-wrap: wrap;
  max-width: 1100px;
  margin: 0 auto;
  width: 80%;
}

.point-content li {
  width: calc(33.33% - calc(var(--responsive-val) * 1.667));
  margin: 0 auto;
  background-color: #fff;
  padding: 7% 2% 0;
}

.point-content li dt {
  font-size: calc(var(--responsive-val) * 2.8);
  font-weight: 500;
  text-align: center;
  margin: 0 auto 10%;
}

.point-content li dd {
  font-size: calc(var(--responsive-val) * 1.6);
}

.point-icon {
  margin: 5% auto 16%;
  height: calc(var(--responsive-val) * 5.5);
}

li:nth-child(1) .point-icon {
  width: 20%;
}

li:nth-child(2) .point-icon {
  width: 21%;
}

li:nth-child(3) .point-icon {
  width: 40%;
}

li:nth-child(4) .point-icon {
  width: 50%;
}

li:nth-child(5) .point-icon {
  width: 45%;
}

li:nth-child(6) .point-icon {
  width: 30%;
}

@media screen and (max-width: 768px) {
  .top-container span {
    display: inline;
  }

  .top-container::before {
    height: 100%;
    top: 0.5em;
    left: 5%;
  }

  .top-title p {
    font-size: calc(var(--responsive-val) * 1.4);
  }

  .top-title {
    width: 80%;
    margin: 0 auto;
    padding: 0 0 5%;
    max-width: 1440px;
  }
  .kv-content {
    flex-direction: column;
    align-items: flex-end;
    padding: 2rem 0 0;
  }

  .kv-title h1 {
    -ms-writing-mode: tb-rl;
    writing-mode: unset;
    text-orientation: unset;
  }

  .kv-title {
    width: 90%;
    padding-left: 0;
    justify-content: flex-start;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
  }

  .kv-photo {
    width: 90%;
    padding-left: 0;
    margin: 0 0 0 auto;
  }

  .performance-container h1,
  .performance-container h2,
  .performance-container h3,
  .performance-container h4 {
    font-size: calc(var(--responsive-val) * 2.5);
  }

  .text-detail {
    padding: 5%;
    margin-top: -5%;
    font-size: calc(var(--responsive-val) * 1.6);
    left: 10%;
    width: 85%;
    position: relative;
  }

  /*メリット*/

  .merit-area::before {
    right: 5%;
  }

  .top-area::before {
    height: 80%;
  }

  .merit-area {
    margin: 5rem auto 5rem;
    padding-top: 5rem;
  }

  .merit-title p {
    font-size: calc(var(--responsive-val) * 1.6);
    width: 80%;
    margin: 0 auto;
  }

  .merit-content_box {
    width: 80%;
    flex-direction: column;
  }

  .merit-title h2 {
    margin-bottom: 1rem;
  }

  .merit-title {
    margin-bottom: 10%;
  }

  .merit-content_box dl {
    padding: 3rem 0 0;
  }

  .merit-content_box dt {
    font-size: calc(var(--responsive-val) * 2.4);
    width: 100%;
  }

  .merit-content_box dd {
    font-size: calc(var(--responsive-val) * 1.4);
  }

  dd.merit-btn {
    font-size: calc(var(--responsive-val) * 1.4);
    position: relative;
    margin-top: 3rem;
  }

  .performance-container h4 {
    font-size: calc(var(--responsive-val) * 2);
  }

  /*section-divider*/

  .section-divider p {
    font-size: calc(var(--responsive-val) * 1.2);
  }

  .section-divider {
    padding: 15% 3%;
  }

  .section-divider {
    margin-bottom: 15%;
  }

  /*Technology*/

  .technology-area::before,
  .safety-area::before,
  .ingenuity-area::before,
  .security-area::before {
    top: 4%;
    right: 7%;
  }

  .common-photo {
    width: 80%;
  }

  .common-container {
    flex-direction: column;
    gap: calc(var(--responsive-val) * 2);
    padding: 2rem 0 5rem;
    margin: 0;
  }

  .common-box {
    width: 80%;
    padding-left: 2rem;
  }

  .common-title,
  .common-detail {
    width: 100%;
    font-size: calc(var(--responsive-val) * 1.4);
  }

  p.section-deco {
    font-size: calc(var(--responsive-val) * 3.5);
    right: 2%;
    padding: 0 0% 5%;
    top: 2rem;
  }

  .content-No {
    top: 22%;
    left: 50%;
    font-size: calc(var(--responsive-val) * 14.8);
  }

  .common-container::before {
    height: 60%;
    width: 70%;
  }

  .common-title p,
  .detail-inner dt {
    font-size: calc(var(--responsive-val) * 2);
  }

  .security-area .common-container {
    margin-bottom: 0;
  }

  .features-area06 .features-content {
    width: 100%;
  }

  /*特徴*/
  .features-content {
    width: 100%;
  }

  .features-title {
    margin-bottom: 2rem;
  }

  .features-title p {
    font-size: calc(var(--responsive-val) * 1.4);
    width: 80%;
  }

  .features-area.features-area04 {
    padding: 5rem 0;
  }

  .features-content_box {
    width: 80%;
    flex-direction: column;
    gap: 3rem;
  }

  .features-content dt {
    font-size: calc(var(--responsive-val) * 2);
    text-align: center;
    color: var(--blue-color);
    margin-bottom: 2rem;
  }

  .features-content figure {
    margin-bottom: 1rem;
  }

  .features-content dt {
    font-size: calc(var(--responsive-val) * 2);
    margin-bottom: 1rem;
  }

  .features-content dd {
    font-size: calc(var(--responsive-val) * 1.4);
  }

  .features-area05::before {
    left: 6.5%;
  }

  .features-area.features-area06::after {
    height: 84%;
  }

  /*Safety*/

  .safety-area .content-No {
    left: auto;
    right: 0;
    top: 25%;
  }

  .detail-container02 p.section-deco {
    top: 5%;
    padding: 2% 0% 0;
  }

  .safety-container {
    flex-direction: column-reverse;
    width: 100%;
    margin: 0 0 0 auto;
  }

  .safety-text_box {
    width: 90%;
  }

  .safety-photo.common-photo {
    width: 80%;
    margin: 0 0 0 auto;
  }

  .safety-area::before {
    top: 4%;
    left: 6.5%;
  }

  .safety-container::before {
    left: 0;
  }

  /*ingenuity*/

  .ingenuity-area .content-No {
    top: 25%;
    left: 50%;
  }

  /*detail*/

  .detail-area {
    margin-bottom: 0;
  }

  .detail-text {
    width: 80%;
    padding-left: 2rem;
  }

  .detail-area::before {
    right: 7%;
  }

  .detail-text h3,
  .detail-inner {
    width: 100%;
  }

  .detail-container02 {
    flex-direction: column-reverse;
  }

  .detail-container02 .detail-photo {
    width: 83%;
    margin: 0 0 0 auto;
    z-index: -1;
  }

  .detail-container02 .detail-text {
    width: 90%;
    padding-left: 0rem;
    margin-top: 2rem;
  }

  .detail-container02::after {
    height: 75%;
    left: 8%;
    bottom: 0;
  }

  .detail-container02 p.section-deco {
    left: 2%;
  }

  .detail-container02::before {
    left: -5%;
    top: 0;
    transform: none;
  }

  .detail-inner:last-child {
    margin: 0;
  }

  .detail-container02 .content-No {
    top: 30%;
    left: auto;
    right: 0%;
  }

  /*Wall-material*/
  .Wall-material .section-deco {
    white-space: nowrap;
    top: 2rem;
  }

  .line-bg::before {
    right: 1.5rem;
    top: 200px;
  }

  .Wall-material .detail-container {
    margin-bottom: 0;
  }

  .Wall-material .detail-photo02 {
    margin: 0 auto 0 0;
    width: 80%;
  }

  .Wall-material .detail-text {
    margin-right: auto;
    width: 90%;
  }

  .Wall-material .content-No {
    top: 25%;
  }

  /*point*/

  .point-area {
    padding: 5rem 0;
  }

  .point-content {
    flex-direction: column;
    gap: calc(var(--responsive-val) * 2);
  }

  .point-icon {
    margin: 5% auto 15%;
  }

  .point-content li {
    width: 100%;
    padding: 15% 5% 10%;
  }

  .point-content li dt {
    font-size: calc(var(--responsive-val) * 2.4);
  }

  .point-content li dd {
    font-size: calc(var(--responsive-val) * 1.4);
  }
}