/* Case Study */
.caseStudy__container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

@media (min-width: 768px) {
  .caseStudy__container {
    gap: 28px;
    padding-left: 0;
    padding-right: 0;
    padding-bottom: 80px;
  }
}

/* Swiperエリア */
.caseStudy__swiperArea {
  width: 100%;
  position: relative;
}

/* カルーセルコンテナ */
.caseStudy__carousel {
  width: 100%;
  position: relative;
}

@media (min-width: 440px) {
  .caseStudy__carousel .swiper-slide {
    width: 335px;
  }

  .caseStudy__card {
    width: 100%;
    max-width: 335px;
  }
}

@media (min-width: 768px) {
  .caseStudy__carousel .swiper-slide {
    width: 540px;
  }

  .caseStudy__card {
    width: 100%;
    max-width: 540px;
  }
}

.caseStudy__swiperArea .swiper-button-prev,
.caseStudy__swiperArea .swiper-button-next {
  width: 44px;
  height: 44px;
  border: 1px solid var(--brand-blue);
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  color: var(--brand-blue);
}

@media screen and (min-width: 768px) {
  .caseStudy__swiperArea .swiper-button-prev,
  .caseStudy__swiperArea .swiper-button-next {
    width: clamp(60px, 5.56vw, 80px);
    height: clamp(60px, 5.56vw, 80px);
  }
}

.caseStudy__swiperArea .swiper-button-prev {
  left: -16px;
  top: 50%;
  transform: translateY(-50%);
}

@media screen and (min-width: 768px) {
  .caseStudy__swiperArea .swiper-button-prev {
    left: calc(50% - 260px - 60px);
  }
}

.caseStudy__swiperArea .swiper-button-next {
  right: -16px;
  top: 50%;
  transform: translateY(-50%);
}

@media screen and (min-width: 768px) {
  .caseStudy__swiperArea .swiper-button-next {
    right: calc(50% - 260px - 60px);
  }
}

.caseStudy__swiperArea .swiper-button-prev::after,
.caseStudy__swiperArea .swiper-button-next::after {
  font-size: 20px;
  font-weight: bold;
}

@media screen and (min-width: 768px) {
  .caseStudy__swiperArea .swiper-button-prev::after,
  .caseStudy__swiperArea .swiper-button-next::after {
    font-size: clamp(24px, 2.22vw, 32px);
  }
}

.caseStudy__card {
  position: relative;
  background: var(--base-white);
  border-radius: 30px;
  display: block;
}

.caseStudy__figure {
  position: relative;
}

.caseStudy__image {
  width: 100%;
  border-radius: 20px 20px 0 0;
  height: 180px;
  object-fit: cover;
}

@media screen and (min-width: 768px) {
  .caseStudy__image {
    height: 280px;
  }
}

.caseStudy__logo {
  position: absolute;
  left: 50%;
  bottom: 0;
  translate: -50% 0;
  background: var(--base-white);
  border-radius: 4px 4px 0 0;
  width: 100%;
  max-width: 196px;
  height: 65px;
  padding: 12px 28px;
}

.caseStudy__logo img {
  width: 100%;
  max-height: 41px; /* 65px - 24px (上下padding) */
  object-fit: contain;
}

@media screen and (min-width: 768px) {
  .caseStudy__logo img {
    max-height: 44px; /* 76px - 32px (上下padding) */
  }
}

@media screen and (min-width: 768px) {
  .caseStudy__logo {
    padding: 16px 28px;
    max-width: 230px;
    height: 76px;
  }
}

.caseStudy__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 18px 20px 18px;
  max-height: 237px;
  min-height: 200px;
}

@media screen and (min-width: 768px) {
  .caseStudy__content {
    padding: 20px 30px 100px 30px;
  }
}

.caseStudy__company {
  text-align: center;
  font-weight: 700;

  font-size: 16px;

  line-height: 1.4;
  letter-spacing: 0.02em;
}

@media screen and (min-width: 768px) {
  .caseStudy__company {
    font-size: 20px;
  }
}

.caseStudy__info {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  margin-top: 16px;
}

@media screen and (min-width: 768px) {
  .caseStudy__info {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.caseStudy__descriptions {
  width: 100%;
}

.caseStudy__description {
  align-self: start;
  display: flex;
  align-items: baseline;
}

.caseStudy__description--highlight {
  color: var(--brand-blue);
  flex-shrink: 0;
}

.caseStudy__description--text {
  flex: 1;
}

.caseStudy__separator {
  margin: 0 7px;
}

.caseStudy__hidden {
  visibility: hidden;
}

.caseStudy__valueNumber {
  color: var(--point-red);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.2;
  margin-left: 4px;
  letter-spacing: 0.02em;
}

.caseStudy__subImage {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 8px;
}

@media screen and (min-width: 768px) {
  .caseStudy__subImage {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
  }
}

.caseStudy__badges {
  position: absolute;
  top: 8px;
  left: 8px;
}

@media screen and (min-width: 768px) {
  .caseStudy__badges {
    top: 20px;
    left: 28px;
  }
}

/* ページネーション */
.caseStudy__swiperArea .swiper-pagination {
  position: relative;
  margin-top: 24px;
}