/* ========== About Section ========== */
.about-section {
  background-color: var(--color-dark-2);
  padding: 100px 60px;
}

.about-section__inner {
  max-width: 1500px;
  margin: 0 auto;
}

/* ヘッダー */
.about-section__heading {
  font-family: "Noto Serif JP", serif;
  font-size: 75px;
  font-weight: 500;
  color: var(--color-white);
  line-height: 1;
}

.about-section__subheading {
  font-family: "Noto Serif JP", serif;
  font-size: 23px;
  color: #C8C1B3;
  margin-top: 16px;
  margin-bottom: 40px;
}

/* 説明文 */
.about-section__desc {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 72px 0;
}

.about-section__desc p {
  font-family: "Noto Serif JP", serif;
  font-size: 20px;
  color: #FFFFFF;
  line-height: 2;
}

.about-section__desc p br {
  display: none;
}

/* ルームカード グリッド */
.about-section__rooms {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* 各ルームカード */
.about-section__room {
  border: 3px solid #7D7D7D;
  background-color: #000;
}

.about-section__room-name {
  font-family: "Noto Serif JP", serif;
  font-size: 28px;
  font-weight: 500;
  text-align: center;
  color: var(--color-white);
  margin-bottom: 12px;
  border-bottom: 3px solid #7D7D7D;
  padding: 30px 0;
}

/* スライダー */
.about-section__room-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.about-section__room-slides {
  width: 100%;
  height: 100%;
}

.about-section__room-slide {
  position: absolute;
  padding: 40px 25px;
  inset: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.about-section__room-slide.active {
  opacity: 1;
}

.about-section__room-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-section__room-prev,
.about-section__room-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  width: 36px;
  height: 36px;
  padding: 0;
  cursor: pointer;
  z-index: 2;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.about-section__room-prev:hover,
.about-section__room-next:hover {
  opacity: 1;
}

.about-section__room-prev::before,
.about-section__room-next::before {
  content: '';
  display: block;
  width: 40px;
  height: 40px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  position: absolute;
  top: 50%;
}

.about-section__room-prev {
  left: 12px;
}

.about-section__room-prev::before {
  transform: translateY(-50%) rotate(-135deg);
  left: 12px;
}

.about-section__room-next {
  right: 12px;
}

.about-section__room-next::before {
  transform: translateY(-50%) rotate(45deg);
  right: 12px;
}

.about-section__room-body {
  padding: 0 25px 25px 25px;
}

.about-section__room-desc {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  font-weight: 300;
  color: #FFFFFF;
  line-height: 1.6;
}

/* ========== Tablet ========== */
@media (max-width: 1024px) {
  .about-section {
    padding: 80px 40px;
  }

  .about-section__heading {
    font-size: 56px;
  }

  .about-section__subheading {
    font-size: 18px;
  }

  .about-section__desc p {
    font-size: 18px;
  }

  .about-section__rooms {
    gap: 16px;
  }

  .about-section__room-name {
    font-size: 22px;
    padding: 20px 0;
  }

  .about-section__room-desc {
    font-size: 16px;
  }
}

/* ========== Mobile ========== */
@media (max-width: 768px) {
  .about-section {
    padding: 48px 16px;
  }

  .about-section__heading {
    font-size: 40px;
  }

  .about-section__subheading {
    font-size: 14px;
    margin-top: 10px;
    margin-bottom: 24px;
  }

  .about-section__desc {
    margin: 40px 0;
    gap: 12px;
  }

  .about-section__desc p {
    font-size: 14px;
  }

  .about-section__desc p br {
    display: inline;
  }

  .about-section__rooms {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .about-section__room-name {
    font-size: 18px;
    padding: 16px 0;
  }

  .about-section__room-prev,
  .about-section__room-next {
    font-size: 56px;
  }

  .about-section__room-body {
    padding: 0 16px 16px;
  }

  .about-section__room-desc {
    font-size: 13px;
  }
}