/* ----------------------------------------------------------
   About | 品牌介紹
   ---------------------------------------------------------- */
.about-hero {
  padding: 120px 0 40px;
}

.about-title {
  font-size: clamp(44px, 5.2vw, 100px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -.01em;
  text-transform: none;
}

.about-title-zh {
  font-size: clamp(24px, 2.5vw, 48px);
  font-weight: 500;
  margin-top: .5rem;
}

.about-image-pair {
  display: none;
}

@media (max-width: 767.98px) {
  .about-page .about-hero {
    padding: 20px 0 25px;
  }

  .about-page .about-intro {
    padding-bottom: 0;
    padding-top: 0;
  }

  .about-page .about-intro-media,
  .about-page .about-intro .about-intro-interior,
  .about-page .about-piano-media,
  .about-page .about-keys-media,
  .about-page .about-statement .about-polaroid,
  .about-page .about-cabinet-media {
    display: none;
  }

  .about-page .about-image-pair {
    display: block;
    width: calc(100% + 12px);
  }

  .about-image-pair-viewport {
    overflow: hidden;
    touch-action: pan-y pinch-zoom;
  }

  .about-image-pair-track {
    display: flex;
    gap: 15px;
  }

  .about-image-pair-slide {
    flex: 0 0 calc(80% - 15px);
    min-width: 0;
  }

  .about-image-pair-slide img {
    display: block;
    width: 100%;
    height: auto;
  }

  .about-page .about-intro-copy {
    margin-top: 20px;
  }

  .about-page .about-year {
    font-size: 150px;
  }

  .about-page .about-1985 > .container-xxl {
    padding-top: 36px;
    position: relative;
  }

  .about-page .about-1985 > .container-xxl::before {
    border-top: 1px solid var(--ink);
    content: "";
    left: 12px;
    position: absolute;
    right: 12px;
    top: 0;
  }

  .about-page .about-1985 {
    padding-bottom: 30px;
    padding-top: 28px;
  }

  .about-page .about-story {
    padding-bottom: 30px;
    padding-top: 0;
  }

  .about-page .about-statement {
    padding-top: 0;
  }

  .about-page .about-statement .about-image-pair {
    margin-bottom: 30px;
  }

  .about-page .about-title {
    font-size: 36px;
  }

  .about-page .about-title-zh {
    font-size: 28px;
  }

  .about-page .about-h3 {
    font-size: 18px;
  }

  .about-page .about-text {
    font-size: 14px;
  }
}

.about-intro,
.about-1985,
.about-story,
.about-statement {
  padding: 60px 0;
}

.about-h3 {
  font-size: clamp(24px, 1.9vw, 36px);
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.about-text {
  font-size: 18px;
  line-height: 1.9;
}

.about-year {
  font-size: clamp(80px, 8vw, 150px);
  font-weight: 500;
  line-height: 1;
}

.about-page .about-image {
  display: block;
  height: auto;
  width: 100%;
}

/* About 與首頁 hero 共用滿版畫布；內容定位以整個 1920px 畫布為基準，
   而不是以 main 內的 Bootstrap 容器重新置中。 */
@media (min-width: 1200px) {
  main > .about-page {
    margin-left: calc(-1 * var(--sidebar-w));
    overflow: hidden;
    width: calc(100% + var(--sidebar-w));
  }

  .about-page .container-xxl {
    /* 與首頁 News 的內容起點一致：240px 側欄 + 8px 內容內距。 */
    margin-left: 248px;
    margin-right: 0;
    max-width: none;
    padding: 0;
    width: 1476px;
  }

  .about-hero .container-xxl {
    margin-left: 248px;
    width: 1402px;
  }

  .about-intro {
    padding: 0 0 76px;
  }

  .about-intro > .container-xxl {
    border-top: 1px solid var(--ink);
    padding-top: 40px;
    width: auto;
  }

  .about-1985 {
    padding: 0 0 60px;
  }

  .about-story,
  .about-statement {
    padding-top: 60px;
    padding-bottom: 60px;
  }

  .about-intro-layout {
    display: grid;
    column-gap: 70px;
    grid-template-columns: 825px 597px;
    margin: 0;
  }

  .about-intro .about-exterior {
    height: 551px;
    width: 825px;
  }

  .about-intro .about-intro-interior {
    height: 398px;
    width: 597px;
  }

  .about-intro .about-text {
    margin-bottom: 17px;
  }

  .about-1985 > .container-xxl {
    border-top: 1px solid var(--ink);
    padding-top: 90px;
    width: auto;
  }

  .about-statement > .container-xxl {
    width: auto;
  }

  .about-1985-layout,
  .about-story-layout,
  .about-statement-layout {
    display: grid;
    margin: 0;
  }

  .about-1985-layout {
    column-gap: 105px;
    grid-template-columns: 700px minmax(0, 1fr);
  }

  .about-story {
    /* 鑰匙牆需貼近鋼琴圖底部，而不是另起一整列。 */
    margin-top: -221px;
    padding-bottom: 59px;
  }

  .about-story-layout {
    column-gap: 83px;
    grid-template-columns: 722px minmax(0, 1fr);
  }

  .about-story > .container-xxl {
    width: auto;
  }

  .about-story-copy {
    margin-top: 150px;
  }

  .about-story-copy .about-h3 {
    margin-bottom: 62px;
  }

  .about-story-copy .about-text:first-of-type {
    margin-bottom: 59px;
  }

  .about-page--en .about-story-copy .about-text:first-of-type {
    margin-bottom: 0;
  }

  .about-page--en .about-story-secondary {
    grid-column: 1 / -1;
    margin: 40px 0 0;
  }

  .about-story .about-keys {
    height: 880px;
    object-fit: cover;
  }

  .about-statement-layout {
    column-gap: 100px;
    grid-template-columns: 706px minmax(0, 1fr);
  }

  .about-statement-copy {
    display: flex;
    flex-direction: column;
  }

  .about-statement .about-text {
    margin-bottom: 24px;
  }

  .about-statement .about-polaroid {
    height: 509px;
    margin-top: auto;
    width: 706px;
  }

  .about-cabinet-media {
    align-self: end;
  }

  .about-statement .about-cabinet {
    height: auto;
    width: 100%;
  }

  .about-news > .container-xxl,
  .about-page .about-notice > .container-xxl {
    width: auto;
  }

  .about-news .case-list .news-announcement {
    padding-left: 16px;
  }

  .about-news .case-body {
    padding: 48px 0 60px;
  }

  .about-news .case-content-layout {
    display: grid;
    column-gap: 36px;
    grid-template-columns: 600px minmax(0, 1fr);
    margin: 0;
  }

  .about-news .about-beams-feature {
    height: auto;
    width: 100%;
  }

  .about-news .case-media-controls {
    margin-top: 24px;
  }

  .about-page .notice-rate-layout {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 24px;
    margin-left: 0;
    margin-right: 0;
  }

}

/* News | 合作案例（手風琴） */
.about-news {
  padding: 80px 0;
}

@media (max-width: 767.98px) {
  .about-page .about-news {
    padding-top: 0;
  }

  .about-page .about-notice {
    padding-bottom: 60px;
    padding-top: 20px;
  }

  .about-page .notice-heading,
  .about-page .notice-rate-item h3,
  .about-page .notice-rate-holidays h3,
  .about-page .notice-transfer-info h3 {
    font-size: 18px;
  }

  .about-page .notice-rate-item p,
  .about-page .notice-holidays li,
  .about-page .notice-text {
    font-size: 16px;
  }

  .about-page .notice-rate-layout {
    padding-bottom: 48px;
  }

  .about-page .about-news .case-heading {
    display: none;
  }

  .about-page .about-news .case-copy .about-text {
    font-size: 14px;
  }

  .about-page .case-mobile-gallery {
    display: block;
    margin-top: 40px;
  }

  .about-page .about-news .case-slideshow {
    display: none;
  }

  .about-page .case-mobile-gallery .about-image-pair {
    margin-left: -12px;
    width: calc(100% + 36px);
  }
}

.case-body {
  padding: 2.5rem .75rem 3rem;
}

.case-mobile-gallery {
  display: none;
}

.case-heading {
  font-size: clamp(30px, 2.8vw, 52px);
  font-weight: 500;
  margin-bottom: 1.75rem;
}

.case-accordion-panel > .case-body {
  min-height: 0;
  overflow: hidden;
}

.case-accordion-panel[hidden] > .case-body {
  padding: 0;
}

.case-list .news-accordion-item:has(.case-accordion-panel:not([hidden])) {
  margin-bottom: 0;
}

/* 合作案例內文標題的中文字級（英文的 0.9 倍） */
.case-heading .zh {
  font-size: .9em;
}

.case-media-controls {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-top: 1rem;
}

.case-media-dots,
.case-media-arrows {
  align-items: center;
  display: flex;
}

.case-media-dots {
  gap: 12px;
}

.case-media-dots.carousel-indicators {
  align-items: center;
  display: flex;
  inset: auto;
  justify-content: flex-start;
  margin: 0;
  padding: 0;
  position: static;
}

.case-media-dots.carousel-indicators [data-bs-target] {
  background: var(--ink);
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  display: block;
  flex: none;
  height: 6px;
  margin: 0;
  opacity: .28;
  padding: 0;
  width: 6px;
}

.case-media-dots.carousel-indicators .active {
  opacity: 1;
}

.case-media-arrows {
  gap: 12px;
}

.case-media-arrow {
  display: block;
  height: 12px;
  object-fit: contain;
  width: 28px;
}

.case-media-arrow-button {
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0;
}

.case-media-arrow--previous {
  transform: scaleX(-1);
}

.case-slideshow-media {
  aspect-ratio: 996 / 676;
  background: #fff;
}

.case-slideshow-media .carousel-item {
  height: 100%;
}

.about-news .case-slideshow-slide {
  display: block;
  height: 100%;
  object-fit: contain;
  width: 100%;
}


/* Guest Notice | 住客須知（About 區塊） */
.about-notice {
  padding: 96px 0 160px;
}

.notice-label {
  margin-bottom: 40px;
}

.notice-heading {
  border-top: 1px solid var(--ink);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.45;
  margin: 0;
  padding-top: 52px;
}

.notice-rate-layout {
  border-bottom: 1px solid var(--ink);
  display: grid;
  gap: 48px;
  grid-template-columns: minmax(0, 1fr);
  margin-top: 50px;
  padding-bottom: 90px;
}

.notice-rate-main {
  display: grid;
  gap: 36px;
}

.notice-rate-item h3,
.notice-rate-holidays h3,
.notice-transfer-info h3 {
  font-size: 24px;
  font-weight: 500;
  line-height: 1.35;
  margin: 0 0 12px;
}

.notice-holidays li {
  font-size: 20px;
  line-height: 2.25;
}

.notice-rate-item p {
  font-size: 20px;
}

.notice-policy-info {
  margin-top: 48px;
}

.notice-text {
  font-size: 20px;
  line-height: 2.25;
}

.notice-policy-secondary {
  margin-top: 36px;
}

/* 桌機縮放畫布內的 About 固定尺寸覆寫。 */
@media (min-width: 1200px) {
  .about-title { font-size: 99.84px; }
  .about-title-zh { font-size: 48px; }
  .about-h3 { font-size: 32px; }
  .about-year { font-size: 200px; }
  .case-heading { font-size: 52px; }
  .notice-heading { font-size: 20px; }

  .about-page--ja .about-intro .about-h3,
  .about-page--ja .about-1985 .about-h3,
  .about-page--ja .about-story .about-h3,
  .about-page--ja .about-statement .about-h3 {
    font-size: 26px;
  }

  .about-page--ja .about-intro .about-text,
  .about-page--ja .about-1985 .about-text,
  .about-page--ja .about-story .about-text,
  .about-page--ja .about-statement .about-text {
    font-size: 16px;
  }
}