/* 共通 */
.pcFlex {
	display: flex;
}
@media screen and (max-width: 768px) {
  .pcFlex {
    display: none;
  }
}
.spFlex {
	display: none;
}
@media screen and (max-width: 768px) {
  .spFlex {
    display: flex;
  }
}
.pcDb {
  display: block;
}
@media screen and (max-width: 768px) {
  .pcDb {
    display: none
  }
}
.spDb {
  display: none;
}
@media screen and (max-width: 768px) {
  .spDb {
    display: block
  }
}
.building_inner {
    max-width: 1778px;
    width: 100%;
    padding: 0 24px;
    margin: 0 auto;
}

@media screen and (max-width: 768px) {
  .building_inner {
    padding: 0 20px;
  }
}
.building_inner--narrow {
    max-width: 1484px;
    width: 100%;
    padding: 0 24px;
    margin: 0 auto;
}
@media screen and (max-width: 768px) {
  .building_inner--narrow {
    padding: 0;
  }
}

.archive-building_materials .ly_main { margin-top: 147px; }
@media screen and (max-width: 768px) {
  .archive-building_materials .ly_main { margin-top: 72px; }
}

/* fv */
.building_fv {
  width: 100%;
  padding-bottom: 36.46%;
  background: url(/assets/images/archive-building_materials/fv.webp) no-repeat center center / cover;
  position: relative;
}

@media screen and (max-width: 768px) {
  .building_fv {
    padding-bottom: 217.5%;
	  background: url(/assets/images/archive-building_materials/fv-sp.webp) no-repeat center center / cover;
  }
}

.building_fv_ttl--sub {
  color: #fff;
  font-size: 26px;
  letter-spacing: 0.07em;
  line-height: 1.8;
  position: absolute;
  bottom: 30%;
  right: 16%;
}
@media screen and (max-width: 768px) {
  .building_fv_ttl--sub {
    font-size: 22px;
    bottom: 26.7%;
    left: 6.6%;
    right: auto;
  }
}
.building_fv_ttl {
  color: #fff;
  font-size: 115px;
  letter-spacing: 0.03em;
  position: absolute;
  bottom: -4%;
  left: 50%;
  transform: translateX(-50%);
  text-wrap: nowrap;
}
@media screen and (max-width: 1200px) {
  .building_fv_ttl {
    font-size: 7.5vw;
  }
}
@media screen and (max-width: 768px) {
  .building_fv_ttl {
    font-size: 57px;
    line-height: 1.28;
    bottom: 5%;
    left: 6.6%;
    transform: translateX(0%);
  }
}

/* building_summary */
.building_summary {
  padding: 100px 0 125px;
}
@media screen and (max-width: 768px) {
  .building_summary {
    padding: 58px 0 93px;
  }
}
.building_summary_head {
  color: #858585;
  font-size: 16px;
  letter-spacing: 0.04em;
  text-align: center;
  margin-bottom: 40px;
}
@media screen and (max-width: 768px) {
  .building_summary_head {
    font-size: 12px;
    margin-bottom: 9px;
  }
}
.building_summary_ttl {
  font-size: 46px;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.426;
  text-align: center;
  margin-bottom: 50px;
}
@media screen and (max-width: 768px) {
  .building_summary_ttl {
    font-size: 36px;
    margin-bottom: 37px;
  }
}
.building_summary_txt {
  font-size: 20px;
  letter-spacing: 0.04em;
  line-height: 2.2;
  text-align: center;
  max-width: 960px;
  margin: 0 auto;
}
@media screen and (max-width: 768px) {
  .building_summary_txt {
    font-size: 16px;
  }
}

/* news */
.news-bg {
	background: #f2f2f2 !important;
}

.news-block__header {
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	max-width: 100%;
	min-width: 300px;
}
.news-block__header.u-news {
	max-width: 30%;
}

.news-block {
	padding: 0;
	margin-bottom: 125px;
	/* gap: 15%; */
}
.archive-building_materials .news-block {
  margin-bottom: 0;
}

.news-block__body {
	padding-left: 0;
	min-width: 0;
	max-width: 1100px;
}

.archive-building_materials .news-block__ttl {
	display: flex;
	flex-direction: column;
	padding-left: 20px;
	border-left: 1px solid #A72126;
	font-size: 38px;
  font-weight: 500;
}

@media screen and (max-width: 768px) {
  .news-block__ttl {
    font-size: 30px;
  }
}

.news-block__ttl span {
	color: #BABABA;
	font-size: 16px;
	font-weight: 400;

}

.news-block__link.renew {
	color: #A72126;
	/* display: flex; */
	gap: 20px;
	align-items: center;
	font-weight: 500;
}
@media screen and (max-width: 768px) {
  .archive-building_materials .news-block__link.renew {
      justify-content: flex-end;
      margin-top: 55px;
  }
}

.news-block__link-arrow {
	position: relative;
	width: 16px;
	height: 16px;
	overflow: hidden;
}

.news-block__link-arrow span {
	width: 8px;
	height: 8px;
	border-top: 1px solid #A72126;
	border-right: 1px solid #A72126;
	position: absolute;
	top: 50%;
	left: 50%;
	transition: transform 0.38s cubic-bezier(.22, .8, .2, 1), opacity 0.38s cubic-bezier(.22, .8, .2, 1);
}

.news-block__link.renew:hover .chemicals-arrow--current {
	transform: translate(100%, -50%) rotate(45deg);
	opacity: 0;
}

.news-block__link.renew:hover .chemicals-arrow--next {
	transform: translate(-50%, -50%) rotate(45deg);
	opacity: 1;
}

.news {
	display: flex;
	flex-direction: column;
	gap: 20px;
	border: none !important;
}

.news-bg__inner {
	max-width: 1750px;
	padding: 0 20px !important;
	margin: 0 auto;
	width: 100%;
}

.news__link {
display: flex;
justify-content: space-between;
align-items: center;
}

.news__arrow {
	width: 90px;
	height: 55px;
	position: relative;
	overflow: hidden;
	border-left: 1px solid #A72126;
}

.news__arrow .news__arrow-span {
	rotate: 0deg;
	position: absolute;
	top: 50%;
	left: 50%;
	transition: transform 0.38s cubic-bezier(.22, .8, .2, 1), opacity 0.38s cubic-bezier(.22, .8, .2, 1);
}

.news__link:hover .chemicals-arrow--current {
	transform: translate(100%, -50%) rotate(45deg);
	opacity: 0;
}

.news__link:hover .chemicals-arrow--next {
	transform: translate(-50%, -50%) rotate(45deg);
	opacity: 1;
}

.news__arrow-span {
	width: 8px;
	height: 8px;
	border-top: 1px solid #A72126;
	border-right: 1px solid #A72126;
	rotate: 45deg;
}
.news__arrow-span.white {
	width: 8px;
	height: 8px;
	border-top: 1px solid #fff;
	border-right: 1px solid #fff;
	rotate: 45deg;
}

/* -----------------------------------------------
   Responsive — 768px (SP)
----------------------------------------------- */
@media screen and (max-width: 768px) {
	/* ニュースエリア */
	.news-bg__inner {
		padding: 0 15px;
	}

	.archive-building_materials .news-block {
		flex-direction: column;
		margin-bottom: 0;
    padding: 60px 0 70px;
		gap: 0;
	}

	.archive-building_materials .news-block__header {
		flex-direction: row;
		align-items: flex-end;
		justify-content: space-between;
		min-width: 0;
		max-width: 100% !important;
		margin-bottom: 20px;
    padding: 0;
	}

	.news-block__header.u-news {
		max-width: 100% !important;
	}

	.archive-building_materials .news-block__ttl {
		font-size: 30px;
    margin-bottom: 8px;
	}

	.archive-building_materials .news-block__body {
		max-width: 100%;
    padding: 0;
	}

	.archive-building_materials .news__list {
    position: relative;
		padding: 18px 18px 32px;
    padding-right: 0;
	}

	.news__arrow {
		width: 50px;
		height: 44px;
		flex-shrink: 0;
    border: none;
    position: absolute;
    bottom: 0;
    right: 0;
	}

	.archive-building_materials .news__meta {
    padding-right: 22px;
    width: 100%;
	}
}


.chemicals-arrow {
	width: 75px;
	height: 48px;
	position: relative;
	overflow: hidden;
	border-left: 1px solid #fff;
}

.chemicals-arrow span {
	position: absolute;
	top: 50%;
	left: 50%;
	transition: transform 0.38s cubic-bezier(.22, .8, .2, 1), opacity 0.38s cubic-bezier(.22, .8, .2, 1);
}

.chemicals-arrow .news__arrow-span.white {
	rotate: 0deg;
}

.chemicals-arrow--current {
	transform: translate(-50%, -50%) rotate(45deg);
	opacity: 1;
}

.chemicals-arrow--next {
	transform: translate(-200%, -50%) rotate(45deg);
	opacity: 0;
}

.chemicals-linkArea {
	display: flex;
	justify-content: space-between;
	align-items: center;
	background: #A72126;
	color: #fff;
	margin-top: 126px;
	max-width: 424px;
	margin-left: auto;
	width: 100%;
	height: 75px;
}
@media screen and (max-width: 768px) {
  .chemicals-linkArea {
    max-width: none;
    width: 100%;
    margin-top: 25px;
  }

}


.chemicals-linkArea p {
	text-align: center;
	width: 100%;
}

.chemicals-linkArea:hover .chemicals-arrow--current {
	transform: translate(100%, -50%) rotate(45deg);
	opacity: 0;
}

.chemicals-linkArea:hover .chemicals-arrow--next {
	transform: translate(-50%, -50%) rotate(45deg);
	opacity: 1;
}

.news__list {
	border: none !important;
	background: #FFF;
	padding: 12px 24px;
	padding-right: 0;
}

.news__date {
	color: #A72126;
	font-size: 18px;
	font-family: "Noto Sans JP", sans-serif;
	display: flex;
	flex-direction: column;
	margin-bottom: 10px;
}
@media screen and (max-width: 768px) {
  .archive-building_materials .news__date {
    font-size: 14px;
  }
}

@media screen and (max-width: 768px) {
  .archive-building_materials .news__txt {
    font-size: 16px;
    margin-top: 0;
    line-height: 1.8;
    letter-spacing: 0.06em;
  }
}



.news__meta {
	white-space: wrap !important;
	width: calc(100% - 90px);
    padding-right: 10px;
}

.news__meta span {
	font-family: "Noto Sans JP", sans-serif;
}

/*  building_category */
.building_category {
  background-color: #FBF6F6;
  padding: 125px 0;
}
@media screen and (max-width: 768px) {
  .building_category {
    padding: 65px 0 100px;
  }
}
.building_category_container {

}
.building_category_body {

}
.building_category_block {
  display: flex;
  align-items: flex-start;
  gap: 84px;
  margin-bottom: 102px;
}
.building_category_block.spDb {
  display: none;
}
@media screen and (max-width: 768px) {
  .building_category_block.pcDb {
    display: none;
  }
}
@media screen and (max-width: 768px) {
  .building_category_block.spDb {
    display: block;
  }
}
.building_category_block02 {
  padding-top: 108px;
  border-top: 1px solid #A72126;
}
@media screen and (max-width: 768px) {
  .building_category_block02 {
      padding-top: 50px;
  }
}
.design_category_block_images {
  width: 58.8%;
  padding-bottom: 36px;
}
.design_category_block_images .swiper-pagination {
  bottom: 8px;
}
@media screen and (max-width: 768px) {
  .swiper-wrapper {
    height: auto;
  }
}
.design_category_block_images .swiper-slide {
  position: relative;
  background-color: #fff;
}

.design_category_block_images .swiper-slide_inner {
  width: 100%;
  padding: 0 11.7%;
}

.design_category_block_images .swiper-slide_tag {
    width: 120px;
    color: #fff;
    position: absolute;
    top: 0;
    left: 0;
    background-color: #282828;
    text-align: center;
    padding: 10px 0;
    border: none;
    font-size: 20px;
    font-weight: bold;
}
@media screen and (max-width: 768px) {
  .design_category_block_images .swiper-slide_tag {
    width: 70px;
    font-size: 14px;
  }
}

@media screen and (max-width: 768px) {
  .design_category_block_images {
      width: 100%;
  }
  .design_category_block_images .swiper-slide img {
      width: 100%;
      height: calc(100vw * 152 / 319);
      object-fit: cover;
  }
}
.design_category_block_images .swiper-button-prev,
.design_category_block_images .swiper-button-next {
  color: #A72126;
  transform: translateY(-50%);
}
@media screen and (max-width: 768px) {
  .design_category_block_images .swiper-button-prev,
  .design_category_block_images .swiper-button-next {
    display: none;
  }
}

.design_category_block_images .swiper-button-prev {
  left: 4%;
}
.design_category_block_images .swiper-button-next {
  right: 4%;
}
.design_category_block_images .swiper-pagination-bullet-active {
  background: #868686;
}
.design_category_block_image {
  width: 100%;
}
.design_category_block_writing {
  flex: 1 1 0;
  min-width: 0;
}
.design_category_block_ttl-en {
  color: #bababa;
  font-size: 16px;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
@media screen and (max-width: 768px) {
  .design_category_block_ttl-en {
    font-size: 12px;
    text-align: center;
  }
}
.design_category_block_ttl-jp {
  font-size: 38px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 30px;
}
@media screen and (max-width: 768px) {
  .design_category_block_ttl-jp {
     font-size: 30px;
     text-align: center;
  }
}
.design_category_block_txt {
  font-size: 20px;
  letter-spacing: 0.04em;
  line-height: 2.2;
  margin-bottom: 30px;
}
@media screen and (max-width: 768px) {
  .design_category_block_txt {
     font-size: 16px;
  }
}
.building_category_cardsContainer.building_inner--narrow {
  margin: 0 auto 60px;
}
.building_category_cards {
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  cursor: pointer;
}
@media screen and (max-width: 768px) {
  .building_category_cards {
      display: block;
  }
}
.building_category_card {
  width: 48.6%;
  margin-bottom: 40px;
}
.building_category_card_image {
  width: 100%;
  padding-bottom: 54%;
  position: relative;
}
@media screen and (max-width: 768px) {
  .building_category_card_image {
    margin-bottom: 15px;
  }
}
.building_category_card_image01 {
  background-image: url('/assets/images/archive-building_materials/card01.jpg'); background-repeat: no-repeat; background-size: cover; background-position: center;
}
.building_category_card_image02 {
  background-image: url('/assets/images/archive-building_materials/card02.jpg'); background-repeat: no-repeat; background-size: cover; background-position: center;
}
.building_category_card_image03 {
  background-image: url('/assets/images/archive-building_materials/card03.jpg'); background-repeat: no-repeat; background-size: cover; background-position: center;
}
.building_category_card_image04 {
  background-image: url('/assets/images/archive-building_materials/card04.jpg'); background-repeat: no-repeat; background-size: cover; background-position: center;
}
.building_category_card_image_ttl {
  color: #fff;
  font-size: 26px;
  letter-spacing: 0.04em;
  line-height: 1.5;
  text-align: center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
@media screen and (max-width: 768px) {
  .design_category_image_ttl {
     font-size: 16px;
  }
}
.building_category_card_ttl {
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.6;
  margin-bottom: 15px;
}
@media screen and (max-width: 768px) {
  .building_category_card_ttl {
     font-size: 20px;
     margin-bottom: 8px;
  }
}
.building_category_card_txt {
  font-size: 18px;
  letter-spacing: 0.04em;
  line-height: 1.8;
}
@media screen and (max-width: 768px) {
  .building_category_card_txt {
     font-size: 16px;
     margin-bottom: 35px;
  }
}
.building_category_exterior {
  width: 58.8%;
}
@media screen and (max-width: 768px) {
  .building_category_exterior  {
     width: 100%;
  }
}
.chemicals-itemLinkArrow {
	width: 75px;
	height: 75px;
	background: #A72126;
	position: absolute;
	bottom: 0;
	right: 0;
	overflow: hidden;
}
@media screen and (max-width: 768px) {
  .chemicals-itemLinkArrow {
    width: 50px;
	  height: 50px;
    background: none;
  }
}

.chemicals-itemLinkArrow span {
	width: 8px;
	height: 8px;
	border-top: 1px solid #fff;
	border-right: 1px solid #fff;
	position: absolute;
	top: 50%;
	left: 50%;
	transition: transform 0.38s cubic-bezier(.22, .8, .2, 1), opacity 0.38s cubic-bezier(.22, .8, .2, 1);
}
.building_category .chemicals-linkArea {
  margin-top: 50px;
}
@media screen and (max-width: 768px) {
  .building_category .chemicals-linkArea {
    margin-top: 32px;
  }
}

/* building_guide */
.building_guide {
  padding: 125px 0;
}
@media screen and (max-width: 768px) {
    .building_guide {
    padding: 65px 0;
  }
}
@media screen and (max-width: 768px) {
    .building_guide .building_inner--narrow {
    padding: 0 20px;
  }
}
.building_links {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
@media screen and (max-width: 768px) {
  .building_links {
    display: block;
  }
}
.building_link {
  width: 48.6%;
  cursor: pointer;
  position: relative;
}
.building_link_imageWrap {
  position: relative;
  margin-bottom: 10px;

}
.building_link_image {
}
.building_link_ttl {
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0.04em;
}
@media screen and (max-width: 768px) {
  .building_link_ttl {
      font-size: 20px;
      margin-bottom: 30px;
  }
}
.building_link_image_ttl01 {
  color: #fff;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  text-align: center;
}
/*  building_catalog  */
.building_catalog {
  background-color: #EDEDED;
  padding: 80px 0;
}
.building_catalog.spDb {
  display: none;
}
@media screen and (max-width: 768px) {
  .building_catalog {
    background-color: #EDEDED;
    padding: 45px 0 60px;
  }
  .building_catalog.pdDb {
    display: none;
  }
  .building_catalog.spDb {
    display: block;
  }
}
.building_catalog_inner {
  margin: 0 auto;
  max-width: 736px;
}
@media screen and (max-width: 768px) {
  .building_catalog_inner {
    padding: 0 20px;
    max-width: none;
  }
}
.building_catalog_block {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
@media screen and (max-width: 768px) {
  .building_catalog_block {
    display: block;
  }
}
.building_catalog_image {
  width: 190px;
}
@media screen and (max-width: 768px) {
  .building_catalog_image {
    margin: 0 auto;
  }
}
.design_catalog_writing {

}
.design_catalog_ttl-en {
  color: #282828;
  opacity: 0.6;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 2.3;
}

@media screen and (max-width: 768px) {
  .design_catalog_ttl-en {
    font-size: 14px;
    text-align: center;
  }
}

.design_catalog_ttl-jp {
  font-size: 38px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 58px;
}
@media screen and (max-width: 768px) {
  .design_catalog_ttl-jp {
    font-size: 26px;
    text-align: center;
    margin-bottom: 30px;
  }
}
.design_catalog_ttl-jp span {
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.5;
}
@media screen and (max-width: 768px) {
  .design_catalog_ttl-jp span {
    font-size: 16px;
  }
}
.building_catalog .chemicals-linkArea {
  margin-top: 58px;
}
@media screen and (max-width: 768px) {
  .building_catalog .chemicals-linkArea {
    margin-top: 25px;
  }
  .building_category_block.building_category_block02.spDb {
    margin-bottom: 0;
  }
}

.building_associate {
  padding: 75px 0 105px;
}
@media screen and (max-width: 768px) {
  .building_associate {
    padding: 65px 0 60px;
  }
}
.building_associate.spDb {
  display: none;
}
@media screen and (max-width: 768px) {
  .building_associate.pcDb {
    display: none;
  }
  .building_associate.spDb {
    display: block;
  }
}
.building_associate_inner {
  max-width: 1088px;
  margin: 0 auto;
  padding: 0 24px;
}
@media screen and (max-width: 768px) {
  .building_associate_inner {
    padding: 0 20px;
  }
}
.building_associate_body {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 7%;
}
@media screen and (max-width: 768px) {
  .building_associate_body {
    display: block;
    padding: 0;
  }
}
.building_associate_image {
  max-width: 562px;
  width: 52%;
}
@media screen and (max-width: 768px) {
  .building_associate_image {
    max-width: none;
    width: 100%;
    max-width: 220px;
    margin: 0 auto;
  }
}
.building_associate_txtWrap {

}
.building_associate_txt {
  font-size: 22px;
  font-weight: 500;
  text-align: center;
  margin-bottom: 58px;
}
@media screen and (max-width: 768px) {
  .building_associate_txt {
    font-size: 18px;
  }
}
.building_associate .chemicals-linkArea {
  background-color: #040404;
  width: 424px;
  margin-top: 58px;
}
@media screen and (max-width: 1200px) {
	.building_associate .chemicals-linkArea {
		width: 100%;
	  }
  }
.building_associate .chemicals-linkArea:hover {
  background-color: #000;
}
@media screen and (max-width: 768px) {
  .building_associate .chemicals-linkArea {
    margin-top: 25px;
  }
}

/* -----------------------------------------------
   CTA Section pc
----------------------------------------------- */
.archive-building_materials .un_bm_st_cta-top.pcDb {
    background: #fff;
    padding: 84px 0 0;
    display: block;
}
@media screen and (max-width: 1200px) {
  .archive-building_materials .un_bm_st_cta-top.pcDb {
    display: none;
  }
}
.archive-building_materials .un_bm_st_cta-top_inner {
    /* max-width: 1746px; */
    margin: 0 auto;
    display: flex;
}


.archive-building_materials .un_bm_st_cta-top_contact {
    position: relative;
    isolation: isolate;
    flex: 1;
    color: #fff;
    text-decoration: none;
    padding: 58px 20px 58px 20px;
}
.archive-building_materials .un_bm_st_cta-top_contact::before {
    content: '';
    position: absolute;
    inset: 0;
    background: #282828;
    opacity: 0.8;
    z-index: -1;
    transition: opacity 0.2s;
}


.archive-building_materials .un_bm_st_cta-top_faq {
    position: relative;
    isolation: isolate;
    flex: 1;
    color: #fff;
    text-decoration: none;
    padding: 58px 20px 58px 20px;
}
.archive-building_materials .un_bm_st_cta-top_faq::before {
    content: '';
    position: absolute;
    inset: 0;
    background: #a72126;
    opacity: 0.5;
    z-index: -1;
    transition: opacity 0.2s;
}


.un_bm_st_cta_item_inner {
  max-width: 780px;
  width: 100%;
  margin: auto;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
      "icon block"
      "icon desc";
  align-content: center;
  column-gap: 11%;
  row-gap: 27px;
}
.archive-building_materials .un_bm_st_cta-top_faq .un_bm_st_cta_item_inner {
  column-gap: 10%;
}


.archive-building_materials .un_bm_st_cta-top_icon {
    grid-area: icon;
    align-self: center;
    flex-shrink: 0;
    width: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.archive-building_materials .un_bm_st_cta-top_icon svg,
.archive-building_materials .un_bm_st_cta-top_icon img {
    width: 136px;
    height: auto;
}

.archive-building_materials .un_bm_st_cta-top_block {
    grid-area: block;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 8px;
}

.archive-building_materials .un_bm_st_cta-top_arrow {
    position: absolute;
    top: 50%;
    right: 39px;
    transform: translateY(-50%);
}

.archive-building_materials .un_bm_st_cta-top_arrow svg {
    width: 8px;
    height: 14px;
}

.archive-building_materials .un_bm_st_cta-top_label {
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: #fff;
}

.archive-building_materials .un_bm_st_cta-top_heading {
    font-size: 38px;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: #fff;
}


.archive-building_materials .un_bm_st_cta-top_desc {
    grid-area: desc;
    font-size: 22px;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: 0.04em;
    line-height: 1.8;
    margin: 0;
}


/* -----------------------------------------------
   CTA Section sp
----------------------------------------------- */

@media screen and (max-width: 1200px) {
  .un_bm_st_cta-top-sp.spDb {
    display: block;
  }
}

.un_bm_st_cta-top_inner-sp {
  padding: 0 20px;
}
.un_bm_st_cta-top_contact-sp {
  display: block;
  background-color: #282828;
  padding: 23px 23px 53px 23px;
  position: relative;
  margin-bottom: 10px;
}
.un_bm_st_cta-top_faq-sp {
  display: block;
  background-color: #CE8B8D;
  padding: 23px 23px 53px 23px;
  position: relative;
}
.un_bm_st_cta_item_inner-sp {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 18px;
}
.un_bm_st_cta-top_icon-sp {

}
.un_bm_st_cta-top_block-sp {

}
.un_bm_st_cta-top_label-sp {
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.un_bm_st_cta-top_heading-sp {
  color: #fff;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.un_bm_st_cta-top_desc-sp {
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.04em;
  line-height: 1.57;
}
.chemicals-itemLinkArrow-sp {
  position: absolute;
  bottom: 23px;
  right: 23px;
  width: 15px;
  height: 15px;
}
.chemicals-itemLinkArrow-sp span {
    width: 10px;
    height: 10px;
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transition: transform 0.38s cubic-bezier(.22, .8, .2, 1), opacity 0.38s cubic-bezier(.22, .8, .2, 1);
}
.chemicals-arrow-sp--current {
	transform: translate(-50%, -50%) rotate(45deg);
	opacity: 1;
}
@media screen and (max-width: 768px) {
  .building_link_imageWrap .chemicals-itemLinkArrow {
    background: #A72126;
  }
}

.archive-building_materials .un_bm_st_cta-top_contact:hover::before {
    opacity: 0.9;
}
.archive-building_materials .un_bm_st_cta-top_faq:hover::before {
    opacity: 0.8;
}

/* -----------------------------------------------
   Hover: building_category_card（画像拡大・矢印アニメーション）
----------------------------------------------- */
.building_category_card_image {
    overflow: hidden;
}

.building_category_card_image::before {
    content: '';
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.4s ease;
}

.building_category_card_image01 { background-image: none; }
.building_category_card_image02 { background-image: none; }
.building_category_card_image03 { background-image: none; }
.building_category_card_image04 { background-image: none; }

.building_category_card_image01::before {
    background-image: url('/assets/images/archive-building_materials/card01.jpg');
}
.building_category_card_image02::before {
    background-image: url('/assets/images/archive-building_materials/card02.jpg');
}
.building_category_card_image03::before {
    background-image: url('/assets/images/archive-building_materials/card03.jpg');
}
.building_category_card_image04::before {
    background-image: url('/assets/images/archive-building_materials/card04.jpg');
}

.building_category_card:hover .building_category_card_image::before {
    transform: scale(1.1);
}

.building_category_card:hover .chemicals-arrow--current {
    transform: translate(100%, -50%) rotate(45deg);
    opacity: 0;
}
.building_category_card:hover .chemicals-arrow--next {
    transform: translate(-50%, -50%) rotate(45deg);
    opacity: 1;
}

/* -----------------------------------------------
   Hover: building_link（画像拡大・矢印アニメーション）
----------------------------------------------- */
.building_link_imageWrap {
    overflow: hidden;
}

.building_link_image {
    display: block;
    transition: transform 0.4s ease;
}

.building_link:hover .building_link_image {
    transform: scale(1.1);
}

.building_link:hover .chemicals-arrow--current {
    transform: translate(100%, -50%) rotate(45deg);
    opacity: 0;
}
.building_link:hover .chemicals-arrow--next {
    transform: translate(-50%, -50%) rotate(45deg);
    opacity: 1;
}
.archive-building_materials .un_bm_st_cta-top_contact:hover .chemicals-arrow--current,
.archive-building_materials .un_bm_st_cta-top_faq:hover .chemicals-arrow--current {
    transform: translate(100%, -50%) rotate(45deg);
    opacity: 0;
}
.archive-building_materials .un_bm_st_cta-top_contact:hover .chemicals-arrow--next,
.archive-building_materials .un_bm_st_cta-top_faq:hover .chemicals-arrow--next {
    transform: translate(-50%, -50%) rotate(45deg);
    opacity: 1;
}