@charset "UTF-8";
/**************************************/
/* -------------------------
 * 共通
 * ------------------------- */
.about-sec {
  position: relative;
  z-index: 5;
  font-weight: normal;
}
.about-sec .txt {
  line-height: var(--txt-line-height);
}
.about-sec.about-case {
  z-index: 5;
}

.about-content__main-area {
  position: relative;
  padding-block: 14rem;
}
@media (max-width: 834px) {
  .about-content__main-area {
    padding-block: 6rem 5rem;
  }
}

/* -------------------------
 * ヒーロー
 * ------------------------- */
.about-hero__img {
  position: relative;
  overflow: hidden;
}

/* -------------------------
 * 熱絶縁施工の
 * プロフェッショナル
 * ------------------------- */
.about-professional {
  padding: 14rem 2.5rem 16.7rem;
}
@media (max-width: 834px) {
  .about-professional {
    padding: 5rem 0;
  }
}

.about-professional__inner {
  display: grid;
  grid-template-columns: 482fr 456fr;
  gap: 4rem;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
@media (max-width: 834px) {
  .about-professional__inner {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
}

.about-professional__ttl {
  font-size: var(--fz90);
  line-height: 0.9;
}
.about-professional__ttl .small {
  font-size: var(--fz60);
  letter-spacing: -0.06em;
}

.about-professional__catch {
  font-size: var(--fz32);
  margin-block: 4rem;
}
@media (max-width: 834px) {
  .about-professional__catch {
    margin-block: 2rem;
  }
}

.about-professional__features {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  width: 100%;
}
@media (max-width: 1240px) {
  .about-professional__features {
    gap: 4rem;
  }
}
.about-professional__features > li + li {
  margin-top: -3rem;
}
@media (max-width: 1240px) {
  .about-professional__features > li + li {
    margin-top: 0;
  }
}

.about-professional__feature {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 2rem;
}

.about-professional__feature-icon {
  font-size: 2.4rem;
  border: 2px solid #fff;
  border-radius: 50%;
  width: 180px;
  height: 180px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -ms-flex-negative: 0;
      flex-shrink: 0;
}
@media (max-width: 834px) {
  .about-professional__feature-icon {
    font-size: 1.6rem;
    width: 160px;
    height: 160px;
  }
}
@media (max-width: 499px) {
  .about-professional__feature-icon {
    width: 120px;
    height: 120px;
  }
}

.about-professional__feature-txt {
  font-size: var(--fz21);
  color: #fff;
  line-height: 1.6;
}
.about-professional__feature-txt .strong {
  font-weight: 500;
}

/* -------------------------
 * 施工実績
 * ------------------------- */
.about-case__inner {
  overflow: clip;
}

.about-case__header-link {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 1.8rem;
  margin-bottom: 4rem;
}
@media (max-width: 834px) {
  .about-case__header-link {
    margin-bottom: 3rem;
    gap: 1rem;
  }
}
.about-case__header-link .arrow-icon {
  background: #c3152b;
  width: clamp(4rem, 6vw, 10rem);
  height: auto;
  aspect-ratio: 2/1;
  padding: 0;
}
.about-case__header-link .material-symbols-outlined {
  font-size: var(--fz30);
}
@media (max-width: 834px) {
  .about-case__header-link .material-symbols-outlined {
    font-size: 1.3rem;
  }
}

.about-case__ttl {
  font-size: var(--fz60);
}

.about-case-swiper {
  overflow: clip;
}
.about-case-swiper .swiper-wrapper {
  -webkit-transition-timing-function: linear;
          transition-timing-function: linear;
  height: auto;
}
.about-case-swiper img {
  aspect-ratio: 460/340;
  width: 100%;
  height: auto;
  -o-object-fit: cover;
     object-fit: cover;
}

.about-case__description {
  margin-top: 7rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem 2%;
}
@media (max-width: 834px) {
  .about-case__description {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    margin-top: 3rem;
  }
}

.about-case__catch {
  font-size: var(--fz52);
  line-height: 1.2;
}
@media (max-width: 834px) {
  .about-case__catch {
    line-height: 1.5;
  }
}
.about-case__catch .small {
  font-size: var(--fz32);
}
@media (max-width: 834px) {
  .about-case__catch .small {
    font-size: 1.6rem;
  }
}

/* -------------------------
 * 施工品質
 * ------------------------- */
.about-quality__header {
  margin-top: 4rem;
  display: grid;
  grid-template-columns: auto 49%;
  gap: 1.5rem 2%;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}
@media (max-width: 834px) {
  .about-quality__header {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
}
@media (max-width: 834px) {
  .about-quality__header {
    margin-top: 3rem;
  }
}

.about-quality__label {
  padding: 0.8rem 1.3rem 0.6rem;
  background-color: #c3152b;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  font-size: var(--fz21);
  margin-bottom: 1rem;
}
.about-quality__catch {
  font-size: var(--fz32);
}

.about-quality__ttl {
  font-size: var(--fz60);
}

.about-quality__list {
  position: relative;
  margin-top: 6rem;
}
@media (max-width: 834px) {
  .about-quality__list {
    margin-top: 4rem;
  }
}
.about-quality__list > li:nth-child(odd) .about-quality__list-inner {
  background-color: #4b545b;
}
.about-quality__list > li:nth-child(even) .about-quality__list-inner {
  background-color: #5d656d;
}
.about-quality__list > li:nth-child(1), .about-quality__list > li:nth-child(2), .about-quality__list > li:nth-child(3), .about-quality__list > li:nth-child(4) {
  position: sticky;
  z-index: 2;
  top: calc(9.5rem + var(--about-quality-card-index) * 3rem);
}
@media (max-width: 834px) {
  .about-quality__list > li:nth-child(1), .about-quality__list > li:nth-child(2), .about-quality__list > li:nth-child(3), .about-quality__list > li:nth-child(4) {
    position: static;
  }
}
.about-quality__list > li:nth-child(1) {
  --about-quality-card-index: 0;
}
.about-quality__list > li:nth-child(2) {
  --about-quality-card-index: 1;
}
.about-quality__list > li:nth-child(3) {
  --about-quality-card-index: 2;
}
.about-quality__list > li:nth-child(4) {
  --about-quality-card-index: 3;
}

.about-quality__list-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 2%;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
  padding: 1rem;
}
@media (max-width: 834px) {
  .about-quality__list-inner {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    padding: 3rem 2.5%;
  }
}

@media (max-width: 834px) {
  .about-quality__list-img {
    -webkit-box-ordinal-group: 4;
        -ms-flex-order: 3;
            order: 3;
    aspect-ratio: 5/3;
    overflow: hidden;
  }
}

@media (max-width: 834px) {
  .about-quality__list-body {
    display: contents;
  }
}

.about-quality__list-num {
  width: 60px;
  height: 30px;
  padding: 10px 21px 10px 23px;
  border-radius: 15px;
  background-color: #030303;
  font-size: 1.2rem;
  color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
@media (max-width: 834px) {
  .about-quality__list-num {
    -webkit-box-ordinal-group: 2;
        -ms-flex-order: 1;
            order: 1;
  }
}

.about-quality__list-ttl {
  margin-block: 2rem 4rem;
  font-size: var(--fz32);
}
@media (max-width: 834px) {
  .about-quality__list-ttl {
    -webkit-box-ordinal-group: 3;
        -ms-flex-order: 2;
            order: 2;
    margin-block: 1rem 2.5rem;
  }
}

.about-quality__list-txt {
  margin-bottom: 4rem;
}
@media (max-width: 834px) {
  .about-quality__list-txt {
    margin-block: 2rem 0;
    -webkit-box-ordinal-group: 5;
        -ms-flex-order: 4;
            order: 4;
  }
}/*# sourceMappingURL=about.css.map */