@charset "UTF-8";
#fv_container {
  -webkit-margin-before: 90px;
          margin-block-start: 90px;
}
@media screen and (min-width: 600px) {
  #fv_container {
    -webkit-margin-before: 100px;
            margin-block-start: 100px;
  }
}
@media screen and (min-width: 980px) {
  #fv_container {
    -webkit-margin-before: 120px;
            margin-block-start: 120px;
  }
}

.fv_inner {
  max-width: 1186px;
  margin-inline: auto;
  position: relative;
  overflow: hidden;
  text-align: center;
  max-height: 300px;
}
@media screen and (min-width: 768px) {
  .fv_inner {
    height: 214px;
  }
}
.fv_inner img {
  width: 100%;
  -o-object-fit: contain;
     object-fit: contain;
}
@media screen and (min-width: 768px) {
  .fv_inner img {
    width: 100%;
    -o-object-fit: cover;
       object-fit: cover;
    aspect-ratio: 1186/214;
  }
}

.fv_container_title {
  position: absolute;
  top: 50%;
  left: 0;
  translate: 0 -50%;
  z-index: 2;
  padding-left: 25px;
  color: #fff;
  font-size: 2rem;
  font-weight: 700;
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
  padding-inline: 25px;
}
@media screen and (min-width: 425px) {
  .fv_container_title {
    padding-inline: 30px;
  }
}
@media screen and (min-width: 600px) {
  .fv_container_title {
    padding-inline: 40px;
  }
}
@media screen and (min-width: 980px) {
  .fv_container_title {
    padding-inline: 60px;
  }
}
@media screen and (min-width: 768px) {
  .fv_container_title {
    font-size: 2.4rem;
  }
}
@media screen and (min-width: 980px) {
  .fv_container_title {
    font-size: 2.6rem;
  }
}
.fv_container_title::before {
  content: "";
  position: absolute;
  clip-path: polygon(0 0, 100% 0, 94% 100%, 0% 100%);
  width: 305px;
  height: 63px;
  background-color: #E60012;
  top: 50%;
  left: 0;
  translate: 0 -50%;
  z-index: -1;
}
@media screen and (min-width: 768px) {
  .fv_container_title::before {
    height: 73px;
    width: 405px;
  }
}

.breadcrumb {
  position: absolute;
  bottom: -1px;
  right: -1px;
  z-index: 2;
  width: 100%;
}

.breadcrumb_list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding-block: 8px 2px;
  padding-inline: 40px 25px;
  max-width: 90vw;
  min-width: 345px;
  -webkit-margin-start: auto;
          margin-inline-start: auto;
  position: relative;
}
@media screen and (min-width: 600px) {
  .breadcrumb_list {
    max-width: none;
    padding-block: 8px;
    -webkit-box-pack: start;
        -ms-flex-pack: start;
            justify-content: flex-start;
    padding-inline: 50px 20px;
    min-width: 335px;
    width: -webkit-fit-content;
    width: -moz-fit-content;
    width: fit-content;
  }
}
.breadcrumb_list::after {
  content: "";
  position: absolute;
  background-color: #fff;
  clip-path: polygon(5% 0, 100% 0, 100% 100%, 0 100%);
  width: 100%;
  height: 100%;
  top: 0;
  right: 0;
  z-index: -1;
}
@media screen and (min-width: 768px) {
  .breadcrumb_list::after {
    clip-path: polygon(10% 0, 100% 0, 100% 100%, 0 100%);
  }
}

.breadcrumb_ttl {
  -webkit-transition: color 0.3s;
  transition: color 0.3s;
}
.breadcrumb_ttl span.over_str {
  opacity: 0;
  visibility: hidden;
  position: absolute;
}
@media screen and (min-width: 768px) {
  .breadcrumb_ttl span.over_str {
    opacity: 1;
    visibility: visible;
    position: static;
  }
}

.breadcrumb_item span {
  color: #000;
  font-size: 1.2rem;
  -webkit-transition: 0.3s color;
  transition: 0.3s color;
}
@media screen and (min-width: 768px) {
  .breadcrumb_item span {
    font-size: 1.3rem;
    letter-spacing: -0.001em;
  }
}
.breadcrumb_item:last-of-type span {
  color: #e60012;
}
.breadcrumb_item + .breadcrumb_item {
  padding-left: 1em;
  position: relative;
}
.breadcrumb_item + .breadcrumb_item::before {
  content: ">";
  position: absolute;
  top: 50%;
  line-height: 1;
  left: 0.2em;
  translate: 0 -50%;
}
@media (hover: hover) and (pointer: fine) {
  .breadcrumb_item a:hover span {
    color: #e60000;
  }
}

.solution .breadcrumb_item, .ironwork .breadcrumb_item {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1; /* 任意の行数を指定 */
  max-width: 50%;
}
@media screen and (min-width: 768px) {
  .solution .breadcrumb_item, .ironwork .breadcrumb_item {
    display: block;
    overflow: visible;
    -webkit-line-clamp: 2;
    max-width: none;
  }
}

@media screen and (min-width: 980px) {
  .products .breadcrumb_list {
    min-width: 440px;
    padding-inline: 65px;
  }
}
.products .breadcrumb_item {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1; /* 任意の行数を指定 */
  max-width: 30%;
}
@media screen and (min-width: 768px) {
  .products .breadcrumb_item {
    max-width: none;
  }
}

.lining .breadcrumb_item {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1; /* 任意の行数を指定 */
  max-width: 30%;
}
@media screen and (min-width: 768px) {
  .lining .breadcrumb_item {
    display: block;
    overflow: visible;
    -webkit-line-clamp: 2;
    max-width: none;
  }
}

@media screen and (min-width: 980px) {
  .recruit .breadcrumb_list {
    min-width: 440px;
    padding-inline: 65px;
  }
}

#company_link {
  padding-block: 50px;
  padding-inline: 25px;
}
@media screen and (min-width: 425px) {
  #company_link {
    padding-inline: 30px;
  }
}
@media screen and (min-width: 600px) {
  #company_link {
    padding-inline: 40px;
  }
}
@media screen and (min-width: 980px) {
  #company_link {
    padding-inline: 60px;
  }
}
@media screen and (min-width: 600px) {
  #company_link {
    padding-inline: 60px;
  }
}
@media screen and (min-width: 980px) {
  #company_link {
    padding-block: 95px 80px;
  }
}

.company_title {
  font-size: 3rem;
  font-weight: 500;
  line-height: 1.5;
  text-align: center;
}
@media screen and (min-width: 980px) {
  .company_title {
    font-size: 2.8rem;
    font-weight: 700;
  }
}

.company_block {
  -webkit-margin-before: 30px;
          margin-block-start: 30px;
  margin-inline: auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
@media screen and (min-width: 980px) {
  .company_block {
    -webkit-box-pack: start;
        -ms-flex-pack: start;
            justify-content: flex-start;
    gap: 30px 0;
    max-width: 900px;
    -webkit-margin-before: 0px;
            margin-block-start: 0px;
  }
}

.company_link {
  display: block;
  width: 300px;
  position: relative;
  overflow: hidden;
}
@media screen and (min-width: 600px) {
  .company_link {
    width: 50%;
  }
}
@media screen and (min-width: 768px) {
  .company_link {
    width: 33.3333333333%;
    max-width: 300px;
  }
}
.company_link::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 55px;
  bottom: 0;
  left: 0;
  background: -webkit-gradient(linear, left top, left bottom, from(rgba(0, 0, 0, 0)), to(rgb(0, 0, 0)));
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgb(0, 0, 0) 100%);
  z-index: 1;
}
.company_link img {
  width: 100%;
  height: auto;
  -webkit-transition: scale 0.3s;
  transition: scale 0.3s;
}
@media (hover: hover) and (pointer: fine) {
  .company_link:hover img {
    scale: 1.05;
  }
  .company_link:hover .link_text::after {
    scale: 1.4;
  }
}

.link_text {
  position: absolute;
  bottom: 18px;
  left: 20px;
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  display: block;
  width: calc(100% - 20px);
  z-index: 2;
}
.link_text::before {
  content: "";
  position: absolute;
  top: 50%;
  right: 15px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: #E60012;
  translate: 0 -50%;
}
.link_text::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 21px;
  width: 8px;
  height: 8px;
  background-color: #fff;
  border-radius: 50%;
  translate: 0 -50%;
  -webkit-transition: scale 0.3s;
  transition: scale 0.3s;
}

.contents_inner {
  max-width: 940px;
  margin-inline: auto;
}

.border {
  width: 100%;
  background-color: #e60012;
  display: block;
  height: 2px;
  max-width: 1128px;
  margin-inline: auto;
  -webkit-margin-before: 80px;
          margin-block-start: 80px;
}
@media screen and (min-width: 768px) {
  .border {
    -webkit-margin-before: 100px;
            margin-block-start: 100px;
  }
}
@media screen and (min-width: 980px) {
  .border {
    -webkit-margin-before: 120px;
            margin-block-start: 120px;
  }
}

#about {
  padding-block: 80px 0;
  padding-inline: 25px;
}
@media screen and (min-width: 425px) {
  #about {
    padding-inline: 30px;
  }
}
@media screen and (min-width: 600px) {
  #about {
    padding-inline: 40px;
  }
}
@media screen and (min-width: 980px) {
  #about {
    padding-inline: 60px;
  }
}
@media screen and (min-width: 768px) {
  #about {
    padding-block: 100px 0;
  }
}
@media screen and (min-width: 980px) {
  #about {
    padding-block: 120px 0;
  }
}

.about_title {
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.5;
}
@media screen and (min-width: 768px) {
  .about_title {
    font-size: 4rem;
    line-height: 1.3;
  }
}
@media screen and (min-width: 980px) {
  .about_title {
    font-size: 4.8rem;
    line-height: 1;
  }
}

.about_contents {
  -webkit-margin-before: 30px;
          margin-block-start: 30px;
}
@media screen and (min-width: 768px) {
  .about_contents {
    -webkit-margin-before: 40px;
            margin-block-start: 40px;
  }
}
@media screen and (min-width: 980px) {
  .about_contents {
    -webkit-margin-before: 45px;
            margin-block-start: 45px;
  }
}

.about_text {
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.6;
  text-align: justify;
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
}
.about_text + .about_text {
  -webkit-margin-before: 1lh;
          margin-block-start: 1lh;
}

.section_title {
  position: relative;
  font-size: 2.2rem;
  font-weight: 600;
  line-height: 1.45;
  padding-left: 15px;
  margin-bottom: 30px;
}
@media screen and (min-width: 768px) {
  .section_title {
    font-size: 2.4rem;
    margin-bottom: 40px;
    line-height: 1.4;
  }
}
@media screen and (min-width: 980px) {
  .section_title {
    font-size: 2.8rem;
    padding-left: 20px;
    line-height: 1.4642857143em;
    margin-bottom: 45px;
  }
}
.section_title::before {
  content: "";
  position: absolute;
  top: 0.6lh;
  left: 0;
  width: 6px;
  height: 30px;
  line-height: 1.4;
  background-color: #e60012;
  translate: 0 -50%;
}

#plan {
  padding-block: 80px;
  padding-inline: 25px;
}
@media screen and (min-width: 425px) {
  #plan {
    padding-inline: 30px;
  }
}
@media screen and (min-width: 600px) {
  #plan {
    padding-inline: 40px;
  }
}
@media screen and (min-width: 980px) {
  #plan {
    padding-inline: 60px;
  }
}

.plan_row dt {
  font-size: 2.2rem;
  font-weight: 700;
  color: #e60012;
  line-height: 1.5;
}
@media screen and (min-width: 768px) {
  .plan_row dt {
    font-size: 2.3rem;
  }
}
@media screen and (min-width: 980px) {
  .plan_row dt {
    font-size: 2.4rem;
    line-height: 1.5em;
  }
}
.plan_row dd {
  -webkit-margin-before: 15px;
          margin-block-start: 15px;
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.6;
}
.plan_row + .plan_row {
  -webkit-margin-before: 25px;
          margin-block-start: 25px;
}

#our_values {
  background-color: #f6f6f6;
  padding-block: 70px 60px;
  padding-inline: 25px;
}
@media screen and (min-width: 425px) {
  #our_values {
    padding-inline: 30px;
  }
}
@media screen and (min-width: 600px) {
  #our_values {
    padding-inline: 40px;
  }
}
@media screen and (min-width: 980px) {
  #our_values {
    padding-inline: 60px;
  }
}
@media screen and (min-width: 768px) {
  #our_values {
    padding-block: 80px 105px;
  }
}

.our_values_row > dt {
  font-size: 2.2rem;
  font-weight: 700;
  color: #e60012;
  line-height: 1.7727272727em;
}
.our_values_row > dd {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.5;
  -webkit-margin-before: 10px;
          margin-block-start: 10px;
}
.our_values_row + .our_values_row {
  -webkit-margin-before: 24px;
          margin-block-start: 24px;
}

.our_child_list_row {
  counter-increment: rows;
  position: relative;
}
.our_child_list_row::before {
  content: counter(rows, decimal-leading-zero);
  position: absolute;
  top: 0.2em;
  left: 0;
  font-weight: 400;
  font-size: 1.4rem;
  color: #e60012;
  line-height: 2.1;
}
.our_child_list_row dt {
  position: relative;
  padding-left: 80px;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.5;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  letter-spacing: 0.01em;
}
.our_child_list_row dt::before, .our_child_list_row dt::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 1px;
  background-color: #8d8d8d;
  top: 0.8em;
  left: 40px;
}
@media (hover: hover) and (pointer: fine) {
  .our_child_list_row dt:hover {
    cursor: pointer;
  }
}
.our_child_list_row dt::after {
  -webkit-transition: 0.3s rotate;
  transition: 0.3s rotate;
  rotate: 90deg;
}
.our_child_list_row dt._open::after {
  rotate: 0deg;
}
.our_child_list_row dd {
  display: none;
  padding-bottom: 15px;
}
.our_child_list_row dd .our_child_list {
  -webkit-margin-before: 15px;
          margin-block-start: 15px;
}
.our_child_list_row dd .our_child_list_item {
  font-size: 1.6rem;
  font-weight: 400;
  position: relative;
  padding-left: 15px;
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
  line-height: 1.6;
}
.our_child_list_row dd .our_child_list_item::before {
  content: "";
  position: absolute;
  top: 0.8em;
  left: 0;
  width: 10px;
  height: 10px;
  background-color: #e60012;
  border-radius: 50%;
  translate: 0 -50%;
}
.our_child_list_row dd .our_child_list_item + .our_child_list_item {
  -webkit-margin-before: 8px;
          margin-block-start: 8px;
}
.our_child_list_row + .our_child_list_row {
  -webkit-margin-before: 10px;
          margin-block-start: 10px;
}
@media screen and (min-width: 768px) {
  .our_child_list_row + .our_child_list_row {
    -webkit-margin-before: 15px;
            margin-block-start: 15px;
  }
}