/* =============================================
教材スライダー共通スタイル（material-slider）
============================================= */

/* --- スライダー本体 --- */
.material-slider__slider {
  margin-top: 30px;
  margin-inline: auto;
  max-width: 700px;
  position: relative;
}

.material-slider__img-wrap {
  border-radius: 20px;
  overflow: hidden;
}

.material-slider__img {
  aspect-ratio: 760 / 571;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* slick デフォルトのCSS上書き */
.material-slider__slick-wrapper .slick-list {
  padding-bottom: 20px !important;
}

/* --- 矢印ボタン --- */
.material-slider__prev.slick-prev,
.material-slider__next.slick-next {
  border: none;
  cursor: pointer;
  width: 90.5px;
  height: 90.5px;
  padding: 0;
  position: absolute;
  top: 48%;
  transform: translateY(-50%);
  z-index: 10;
}

.material-slider__prev.slick-prev {
  left: -115px;
}

.material-slider__next.slick-next {
  right: -115px;
}

.material-slider__prev.slick-prev::before,
.material-slider__next.slick-next::before {
  content: "";
}

.material-slider__prev.slick-prev::after,
.material-slider__next.slick-next::after {
  content: "";
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  display: inline-block;
  height: 100%;
  width: 100%;
}

/* --- ドット --- */
.material-slider__dots .slick-dots {
  margin: 0;
  padding: 0;
  text-align: center;
}

.material-slider__dots .slick-dots li {
  display: inline-block;
  margin-inline: 5px;
  width: 9px;
  height: 9px;
}

.material-slider__dots .slick-dots li button {
  position: relative;
}

.material-slider__dots .slick-dots li button::before {
  content: "";
  position: absolute;
  background: #fff;
  opacity: 1;
  border-radius: 50%;
  cursor: pointer;
  width: 9px;
  height: 9px;
  padding: 0;
}

/* --- フィルターボタン ---
   SPのボタン幅はページごとにモディファイアで調整する（min-width or grid指定）
   ラベルの長さがページによって異なるため、共通ベースでは幅指定しない
--- */
.material-slider__filters {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 778px;
  margin-inline: auto;
}

.material-slider__filter-button {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
  border: 1px solid #d8d8d8;
  border-radius: 100vh;
  font-size: 20px;
  font-weight: 500;
  line-height: 1.5;
  color: #6d6d6d;
  padding: 10px 50px 10px 20px;
  cursor: pointer;
  position: relative;
  transition:
    border 0.3s ease,
    color 0.3s ease;
}

.material-slider__filter-button::after {
  content: "";
  position: absolute;
  background: #6d6d6d;
  mask-image: url(../images/icon-filter-plus.svg);
  mask-position: center;
  mask-repeat: no-repeat;
  mask-size: contain;
  width: 20px;
  height: 20px;
  top: 50%;
  transform: translateY(-50%);
  right: 14px;
}

@media (hover: hover) {
  .material-slider__filter-button:hover {
    border: 1px solid #e85b93;
    color: #e85b93;
  }
}

.material-slider__filter-button--active {
  background-color: #fff3f7;
  border: 1px solid #e85b93;
  color: #e85b93;
}

.material-slider__filter-button--active::after {
  background: #e85b93;
  mask-image: url(../images/icon-filter-check.svg);
  width: 20px;
  height: 17px;
}

/* --- 説明テキスト --- */
.material-slider__descriptions {
  max-width: 700px;
  margin-inline: auto;
  margin-top: 40px;
  background: #ffffff1c;
  padding: 12px 14px;
  border-radius: 10px;
  border: solid 1px #fff;
  color: #fff;
}

.material-slider__description {
  display: none;
  line-height: 1.8;
  font-size: 14px;
  font-weight: 700;
  margin: 0;
}

.material-slider__description.is-active {
  display: block;
}

/* --- フィルターなし --- */
.material-slider--no-filter .material-slider__slider {
  margin-top: 0;
}

/* =============================================
モディファイア: 未就学児ページ
============================================= */

.material-slider--preschool .material-slider__slider {
  max-width: 760px;
}

.material-slider--preschool .material-slider__filter-button--active {
  background-color: #fdeef3;
  border-color: var(--preschool-pink);
  color: var(--preschool-pink);
}

.material-slider--preschool .material-slider__filter-button--active::after {
  background: var(--preschool-pink);
}

@media (hover: hover) {
  .material-slider--preschool .material-slider__filter-button:hover {
    border-color: var(--preschool-pink);
    color: var(--preschool-pink);
  }
}

.material-slider--preschool .material-slider__prev.slick-prev::after {
  background-image: url(../images/preschool/preschool-slider-prev-arrow.svg);
}

.material-slider--preschool .material-slider__next.slick-next::after {
  background-image: url(../images/preschool/preschool-slider-next-arrow.svg);
}

.material-slider--preschool .material-slider__dots .slick-dots li.slick-active button::before {
  background-color: #18f0ff;
}

/* =============================================
モディファイア: 小学校高学年ページ
============================================= */

.material-slider--elementary-upper .material-slider__img-wrap {
  border: 1px solid #fff;
}

.material-slider--elementary-upper .material-slider__filter-button--active {
  background-color: #fff3f7;
  border-color: #ed5584;
  color: #ed5584;
}

.material-slider--elementary-upper .material-slider__filter-button--active::after {
  background: #ed5584;
}

@media (hover: hover) {
  .material-slider--elementary-upper .material-slider__filter-button:hover {
    border-color: #ed5584;
    color: #ed5584;
  }
}

.material-slider--elementary-upper .material-slider__prev.slick-prev::after {
  background-image: url(../images/elementary-school/elementary-school-slider-prev-arrow.svg);
}

.material-slider--elementary-upper .material-slider__next.slick-next::after {
  background-image: url(../images/elementary-school/elementary-school-slider-next-arrow.svg);
}

.material-slider--elementary-upper .material-slider__dots .slick-dots li.slick-active button::before {
  background-color: #ed5584;
}

/* =============================================
SP（767px以下）
============================================= */

@media (max-width: 767px) {
  .material-slider__slider {
    margin-top: 20px;
  }

  .material-slider__img-wrap {
    border-radius: 6.5px;
  }

  .material-slider__slick-wrapper .slick-list {
    padding-bottom: 10px !important;
  }

  .material-slider__prev.slick-prev,
  .material-slider__next.slick-next {
    width: 30px;
    height: 30px;
    top: auto;
    bottom: -30px;
    transform: translateY(0);
  }

  .material-slider__prev.slick-prev {
    left: 40px;
  }

  .material-slider__next.slick-next {
    right: 40px;
  }

  .material-slider__dots .slick-dots {
    bottom: -25px;
    width: calc(100% - 140px);
    left: 50%;
    transform: translateX(-50%);
  }

  /* フィルター */
  .material-slider__filters {
    gap: 5px;
  }

  .material-slider__filter-button {
    font-size: 14px;
    padding: 6px 30px 6px 10px;
  }

  .material-slider__filter-button::after {
    width: 14px;
    height: 14px;
    right: 10px;
  }

  .material-slider__filter-button--active::after {
    width: 14.7px;
    height: 12px;
    right: 10px;
  }

  .material-slider__descriptions {
    margin-top: 50px;
    border-radius: 6.5px;
  }
}