@charset "utf-8";

/* MARK:ヒーロースライダー */
.hero {
  padding-block: 0;
}

.hero__slider {
  width: 100vw;
  margin-inline: calc(-50vw + 50%);
}

.hero__slide {
  width: auto;
}

.hero__link {
  display: block;
}

.hero__link img {
  width: 100%;
  height: auto;
  overflow: hidden !important;
  max-width: unset;
  border-radius: 0.6rem !important;
}

.hero__pagination {
  margin-block: 3rem 5rem;
}

@media (min-width: 768px) {
  .hero__slide {
    width: 120rem;
    max-width: 120rem;
  }
}

/* MARK:おすすめコンテンツ */
.feature-r4m {
  background-color: var(--c-gray01);
  padding-bottom: clamp(5rem, -0.16rem + 13.23vw, 10rem);
}

.section-category__heading-sm {
  padding-block: clamp(3.8rem, 0.29rem + 8.99vw, 7.2rem) clamp(2rem, 0.56rem + 3.70vw, 3.4rem);
}

.feature-r4m__slider {
  width: 100vw;
  margin-inline: calc(-50vw + 50%);
}

.feature-r4m__slide {
  width: auto;
  max-width: 300px;
}

.feature-r4m__image {
  overflow: hidden;
  border-radius: 0.6rem;
}

/* MARK:お知らせ */
.section-news {
  background-color: var(--c-gray01);
  padding-bottom: 5rem;
}

.news_article__container {
  padding: 2rem;
  background-color: #FFF;
  display: grid;
  gap: 2rem;
}

/* タブ切替: アクティブな記事のみ表示 */
.news-panel {
  display: none;
}

.news-panel.is-active {
  display: block;
  animation: news-panel-fade-in 1s ease both;
}

@keyframes news-panel-fade-in {
  from {
    opacity: 0;
    transform: translateX(-1rem);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .news-panel.is-active {
    animation: none;
  }
}

.btn__wrapper-news {
  width: min(23rem, 100%);
  margin-top: 2rem;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .news_article__container {
    padding: 10rem;
    gap: 3rem;
  }

  .btn__wrapper-news {
    margin-top: 3rem;
  }
}

/* MARK:サポート */
.support {
  background-color: var(--c-primary-10);
}

.support__card {
  padding-block: 3.8rem 5rem;
}

.support__card:nth-of-type(2) {
  border-top: 1px solid var(--c-primary);
}

.support__heading {
  font-size: var(--fluid-24-32);
  text-align: center;
  color: var(--c-primary);
}

.support__desc {
  font-size: var(--fluid-14-18);
  text-align: center;
  margin-top: clamp(1.2rem, 0.17rem + 2.65vw, 2.2rem);
  white-space: nowrap;
}

.support__list {
  display: grid;
  gap: 2rem;
  justify-content: center;
  margin-top: clamp(3rem, 1.97rem + 2.65vw, 4rem);
}

.support__item {
  width: 23.4rem;
}

.support__nav-link {
  display: grid;
  grid-row: span 2;
  grid-template-rows: subgrid;
  text-align: center;
  align-items: center;
  justify-content: center;
  justify-items: center;
  gap: 0;
  background-color: #FFF;
  padding-block: 0.9rem 0.6rem;
  border-radius: 0.4rem;
  border: 1px solid var(--c-primary);
  color: var(--c-primary);
  aspect-ratio: 1;
  font-size: var(--fluid-12-14);
  white-space: nowrap;
  align-content: space-between;
  height: 100%;
  width: 100%;
}

.support__nav-icon {
  object-fit: contain;
  width: 5.1rem;
  height: auto;
  aspect-ratio: 1;
  object-position: center;
  object-fit: contain;
  box-sizing: border-box;
  max-width: unset;
}

.support__nav {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  margin-top: clamp(2rem, 0.97rem + 2.65vw, 3rem);
}

  .support__nav-item {aspect-ratio:1}

.support__nav-item:nth-of-type(2) .support__nav-icon {
  padding-block: 0.2rem;
}

.support__nav-item:nth-of-type(3) .support__nav-icon {
  padding-block: 0.2rem;
}

@media (min-width: 768px) {
  .support {
    padding-block: 8.4rem 10rem;
  }

  .support__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr auto;
    gap: 0;
  }

  .support__card {
    display: grid;
    grid-row: span 3;
    grid-template-rows: subgrid;
    padding-block: 0;
    padding-inline: 4.0rem;
  }

  .support__card:nth-of-type(2) {
    border-top: none;
    border-left: 1px solid var(--c-primary);
  }

  .support__list {
    align-self: end;
  }

  .support__item {
    width: 32.1rem;
  }

  .support__nav-link {
    font-size: var(--fz-14);
    aspect-ratio: 1;
    width: 100%;
    height: auto;
    border-radius: 0.6rem;
    height: 100%;
    padding-top: 3rem;
    padding-bottom: 0.9rem;
  }

  .support__nav-icon {
    width: 7.7rem;
  }

  .support__nav {
    gap: 0 2rem;
  }

  .support__nav-item {
    aspect-ratio: 1;
    height: auto;
    width: 100%;
  }
}

/* MARK:ショールーム */
.showroom {
  padding: 2rem 4rem 14rem;
  background-color: var(--c-primary-10);
  background-image: url("../images/index/bg-showroom-sp.jpg");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center;
  background-size: cover;
}

.showroom__card {
  background: rgba(255, 255, 255, 0.75);
  padding: 1.8rem 4rem 2rem;
  text-align: center;
}

.showroom__heading {
  text-align: center;
  color: var(--c-primary);
  font-size: var(--fluid-24-36);
}

.showroom__desc {
  font-size: var(--fluid-14-18);
  margin-top: 1.2rem;
  text-align: center;
}

.showroom__caption {
  font-size: var(--fluid-12-14);
  margin-top: 0.8rem;
  text-align: center;
}

.showroom__action {
  margin-top: clamp(3rem, 1.14rem + 4.76vw, 4.8rem);
}

@media (min-width: 768px) {
  .showroom {
    background-image: url("../images/index/bg-showroom.jpg");
    background-size: auto 100%;
    padding-block: 5rem 4rem;
  }

  .showroom__card {
    padding: 3rem 7.6rem 5rem;
    max-width: 47rem;
    margin-inline: auto;
  }

  .showroom__desc {
    margin-top: 1.4rem;
    text-align: center;
  }

  .showroom__caption {
    margin-top: 1.5rem;
    text-align: center;
  }
}

/* MARK:浄水カートリッジ */
.cartridge {
  background-color: var(--c-primary-10);
  padding-block: 3.8rem 12.8rem;
}

.cartridge__heading {
  color: var(--c-primary);
  font-size: var(--fluid-24-36);
  text-align: center;
}

.cartridge__desc {
  font-size: var(--fluid-14-18);
  margin-top: 1.2rem;
  text-align: center;
}

.cartridge__cards {
  margin-top: clamp(3.4rem, 1.34rem + 5.29vw, 5.4rem);
  display: grid;
  gap: 2rem;
  white-space: nowrap;
}

.cartridge__card {
  display: grid;
  overflow: hidden;
  border-radius: 0.6rem;
  background-color: #FFF;
  grid-template-columns: 1fr 1fr;
}

@media (min-width: 768px) {
.cartridge__card {
    grid-template-columns: 1fr;
}
}

.cartridge__badge {
  font-weight: 500;
  color: #FFF;
  text-align: center;
  padding-block: 1.4rem 1rem;
  display: grid;
  /* grid-template-columns: 1fr 1fr; */
}

.cartridge__card:nth-of-type(1) .cartridge__badge {
  background-color: var(--c-secondary)
}

.cartridge__card:nth-of-type(2) .cartridge__badge {
  background-color: var(--c-primary)
}

.cartridge__card:nth-of-type(3) .cartridge__badge {
  background-color: var(--c-third)
}

.cartridge__badge-num {
  font-size: var(--fluid-32-36);
  display: block;
  line-height: 1;
}

.cartridge__badge-text {
  font-size: var(--fz-24);
  display: block;
  white-space: nowrap;
  margin-top: -0.3rem;
}

@media (min-width: 768px) {
.cartridge__badge-text {
  font-size: var(--fz-24);
  }
}

.cartridge__card-body {
  padding: 0 0.7rem;
  display: grid;
  place-items: center;
}

.cartridge__badge-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  white-space: nowrap;
  font-size: var(--fz-10);
}

.cartridge__badge-label::before,
.cartridge__badge-label::after {
  content: "";
  display: block;
  width: 1em;
  height: 1px;
  background: currentColor;
  flex-shrink: 0;
}

.cartridge__badge-title {
  font-weight: 500;
  font-size: var(--fz-12);
  text-align: center;
  color: #FFF;
  display: block;
  white-space: nowrap;
  border-top: 1px solid #ffffff47;
  margin-inline: 1rem;
  padding-top: 0.3rem;
}

.cartridge__action {
  margin-top: clamp(4rem, 1.94rem + 5.29vw, 6rem);
  width: 23.4rem;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .cartridge__cards {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 3.4rem;
  }

  .cartridge__card-body {
    padding: 3rem 3rem 4rem;
  }

  .cartridge__card-figure {
    margin-top: 0.6rem;
  }

  .cartridge__badge-label {
    font-size: 1.2rem;
}

  .cartridge__badge-title {
    font-size: 1.6rem;
    padding-top: 0.6rem;
    margin-top: 0.4rem;
    margin-inline: 3.5rem;
}

  .cartridge__action {
    width: 32rem;
  }
}

/* MARK:タカギの浄水器 */
.series {
  background-image: url("../images/index/bg-wave-sp.png");
  background-repeat: repeat-x;
  background-size: auto 100%;
  background-color: var(--c-primary-10);
  padding-block: clamp(6.8rem, 1.43rem + 13.76vw, 12rem) clamp(8.2rem, 2.22rem + 15.34vw, 14rem);
  background-position: 50%
}

.series__cards {
  margin-top: clamp(3.6rem, 2.16rem + 3.70vw, 5rem);
  gap: 2rem;
  display: grid
}

.series__card {
  display: block;
  position: relative;
}

.series__card-img {
  overflow: hidden;
  border-radius: 0.6rem
}

.series__card-title {
  position: absolute;
  left: 0;
  width: 100%;
  top: 50%;
  transform: translateY(-50%);
  color: #FFF;
}

.series__card-title-en {
  font-size: var(--fluid-24-32);
  display: block;
  text-align: center;
}

.series__card-title-ja {
  font-size: var(--fluid-32-36);
  display: block;
  text-align: center;
  margin-top: -1rem
}

@media (min-width: 768px) {
  .series {
    background-image: url("../images/index/bg-wave.png");
  }

  .series__cards {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 3.4rem;
  }

  .series__card-title {
    transform: translateY(-68%);
  }
}

/* MARK:コンセプト */
.concept {
  background-color: var(--c-primary-10);
  padding-block: clamp(4rem, -0.75rem + 12.17vw, 8.6rem) clamp(5rem, -0.16rem + 13.23vw, 10rem);
}

.concept__desc {
  text-align: center;
  color: var(--c-primary);
  font-size: var(--fluid-14-20);
  margin-top: 2rem;
}

.concept__action {
  margin-top: clamp(3rem, -0.1rem + 7.94vw, 6rem);
  width: 23.4rem;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .concept__action {
    width: 32.0rem;
  }
}

/* MARK:注意喚起 */
.caution {
  padding-bottom: 5rem
}

.caution__inner {
  border-radius: 0.6rem;
  border: 3px solid #c42f29;
  padding: 1.7rem;
  display: grid;
  align-items: center;
  grid-template-columns: 4.6rem 1fr;
  gap: 1rem;
}

.caution__list {
  display: grid;
  gap: 0.4rem;
}

.caution__item {
  position: relative;
  padding-left: 1em;
  font-size: var(--fluid-14-16);
}

.caution__item+.caution__item {
  margin-top: 2rem
}

.caution__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background-color: currentColor;
}

@media (min-width: 768px) {
  .caution__inner {
    padding-inline: 4rem;
    gap: 4rem;
  }

  .caution__item::before {
    top: 0.8em
  }
}