/* Each backdrop is an independent, text-free image. No design-sheet clipping or sprites. */
@font-face { font-family: "Yilian Home"; src: url("/Content/fonts/home-design.woff2") format("woff2"); font-style: normal; font-weight: 400; font-display: swap; }
body.page-home { --serif: "Yilian Home", "Songti SC", "SimSun", serif; color: #171c1c; background: #dcf3fa; }
.design-home { width: 100%; font-size: clamp(12px, 1.15vw, 22px); line-height: 1.5; }
.design-home section { position: relative; isolation: isolate; scroll-margin-top: 85px; }
.design-home h1,.design-home h2,.design-home p { margin: 0; font-weight: 400; color: inherit; }
.design-home a:focus-visible,.design-home button:focus-visible,.carousel-track:focus-visible { outline: 2px solid #386d79; outline-offset: 4px; }
.design-backdrop { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -1; pointer-events: none; }
.design-hero { aspect-ratio: 1920 / 1135; }
.design-hero-copy { position: absolute; top: 77.5%; width: 100%; text-align: center; }
.design-hero h1 { font-size: clamp(18px, 2.05vw, 40px); line-height: 1.4; }
.design-explore { display: inline-flex; align-items: center; justify-content: center; margin-top: 1.2vw; min-width: 12%; padding: .15em 1.7em; background: #080b09; color: #fff; font-size: clamp(15px, 1.6vw, 30px); }
.design-lineage { aspect-ratio: 1920 / 1455; }
.chapter-eyebrows { position: absolute; top: 7.8%; left: 27.6%; width: 45%; display: flex; justify-content: space-between; font-size: clamp(7px, .65vw, 13px); }
.design-chapter-title { position: absolute; top: 12%; left: 27.6%; width: 45.5%; display: flex; justify-content: space-between; align-items: center; font-size: clamp(32px, 4.1vw, 80px); line-height: 1.2; }
.chapter-first,.chapter-last { position: relative; white-space: nowrap; }
.chapter-first i { position: absolute; right: -.15em; top: -.22em; font-size: .5em; font-style: normal; color: #993444; }
.chapter-last small { position: absolute; top: 52%; font-size: .14em; color: #a47879; font-weight: 400; }
.chapter-last small:first-child { right: 110%; }.chapter-last small:last-of-type { left: 108%; }
.chapter-last img { position: absolute; width: 1em; height: auto; left: 125%; bottom: 0; }
.design-lineage .design-chapter-title { top: 16%; }
.lineage-name { position: absolute; top: 42%; left: 27.6%; font-size: clamp(25px, 2.7vw, 52px); }
.lineage-story { position: absolute; top: 66%; left: 27.6%; width: 40%; font-size: clamp(12px, 1.12vw, 22px); line-height: 1.4; }
.lineage-story p + p { margin-top: 2em; }
.design-products { aspect-ratio: 1920 / 1295; }
.design-products .design-chapter-title { top: 11%; }
.design-products .chapter-last img { width: .5em; }
.products-carousel { position: absolute; top: 26%; width: 100%; }
.carousel-track { display: flex; overflow-x: auto; gap: 1.2vw; scrollbar-width: none; overscroll-behavior-x: contain; scroll-snap-type: x proximity; }
.carousel-track::-webkit-scrollbar { display: none; }
.series-card { flex: 0 0 28.333%; min-width: 0; scroll-snap-align: center; }
.series-card img { width: 100%; height: auto; }
.series-caption { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #779ba64d; padding: .65em 0 .2em; font-size: clamp(12px, 1.32vw, 25px); }
.carousel-controls { display: flex; align-items: center; justify-content: flex-end; gap: 12px; padding: 14px 5.5% 0; font-size: 12px; }
.carousel-controls button { border: 1px solid #52778266; border-radius: 0; color: #2a444b; background: transparent; width: 40px; height: 30px; cursor: pointer; }
.carousel-controls button:disabled { opacity: .3; cursor: default; }
.design-ambassador img,.design-product-scene img { width: 100%; height: auto; }
.design-ambassador { overflow: hidden; }
.design-ambassador .ambassador-video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; object-position: center; background: #edece8; }
.design-history { aspect-ratio: 1920 / 1084; }
.history-eyebrows { position: absolute; top: 4%; left: 18%; width: 66%; display: flex; justify-content: space-between; font-size: clamp(9px, 1vw, 20px); }
.design-history h2 { position: absolute; top: 15%; left: 23.4%; font-size: clamp(25px, 3.55vw, 68px); }
.design-timeline { position: absolute; left: 54.5%; top: 35.5%; right: 6%; list-style: none; margin: 0; padding: 0; font-size: clamp(10px, 1.05vw, 20px); line-height: 1.65; }
.design-timeline li { display: grid; grid-template-columns: 3.6em 1fr; gap: .7em; }
.design-timeline li > a { min-width: 0; overflow-wrap: anywhere; }
.design-timeline li > a:hover,.design-timeline li > a:focus-visible { text-decoration: underline; text-underline-offset: .2em; }
.design-research { aspect-ratio: 1920 / 1283; }
.design-research .design-chapter-title { top: 12%; }
.research-aside { position: absolute; top: 24%; left: 5.5%; font-size: max(5px,.42vw); line-height: 1; }
.design-laboratory { position: absolute; top: 23.6%; left: 23.4%; right: 0; }
.design-laboratory img { width: 100%; height: auto; }
.design-research-copy { position: absolute; top: 69%; left: 23.4%; right: 7%; font-size: clamp(12px,1.3vw,25px); line-height: 1.45; }
.design-metrics { position: absolute; top: 86%; left: 23.4%; right: 16%; display: grid; grid-template-columns: repeat(4,1fr); }
.design-metrics a { display: flex; flex-direction: column; align-items: center; border-left: 1px solid #40667288; text-align: center; padding: 0 .6em; }
.design-metrics a:first-child { border: 0; }
.design-metrics strong { font-weight: 400; font-size: clamp(20px,2.4vw,46px); line-height: 1.2; }
.design-metrics span { font-size: clamp(10px,1.22vw,24px); }
.design-brand { aspect-ratio: 1920 / 924; }
.brand-carousel { position: absolute; top: 7%; width: 100%; }
.brand-carousel .carousel-track { padding-left: 8.3%; padding-right: 8.3%; scroll-padding-inline: 8.3vw; gap: .5vw; }
.brand-cover,.brand-story-card { flex: 0 0 22.135vw; aspect-ratio: 425 / 722; scroll-snap-align: start; }
.brand-cover { position: relative; background: linear-gradient(135deg,#b7dded,#6eacd0); color: #072d42; }
.brand-cover h2 { position: absolute; bottom: 3%; left: 7%; font-size: clamp(32px,4.3vw,83px); line-height: 1; }
.brand-cover h2 > span { display: block; }
.brand-seal { position: absolute; top: 7%; right: 12%; background: #ac2443; color: #bcd9e8; padding: .1em .25em; border-radius: 50%; line-height: 1; font-size: clamp(18px,2vw,38px); }
.brand-story-card img { width: 100%; height: auto; }
.design-footer { aspect-ratio: 1920 / 1027; }
.footer-brand-line { position: absolute; left: 6.3%; right: 6%; top: 12%; display: flex; gap: 1em; align-items: baseline; }
.footer-brand-line a { font-size: clamp(20px,2.45vw,47px); white-space: nowrap; }
.footer-brand-line a span { letter-spacing: .04em; }
.footer-brand-line > span { font-size: clamp(10px,1.2vw,23px); white-space: nowrap; }
.footer-brand-line i { flex: 1; border-bottom: 1px solid #60808c77; }
.footer-picture { position: absolute; top: 30.3%; left: 38.9%; right: 6%; }
.footer-picture img { width: 100%; height: auto; }
.footer-picture nav { display: flex; justify-content: space-between; gap: 1em; margin-top: 1.5em; font-size: clamp(10px,1.3vw,25px); }
.footer-picture .back-to-top { margin-left: auto; }
.footer-bottom-nav { position: absolute; left: 6.3%; right: 6%; top: 73%; display: flex; justify-content: space-between; border-bottom: 1px solid #60808c77; padding-bottom: .2em; }
.design-legal { position: absolute; top: 81%; right: 6%; left: 6%; display: flex; gap: 1em; flex-wrap: wrap; justify-content: flex-end; font-size: clamp(10px,.95vw,18px); }
.design-legal small { font-size: inherit; }
body.page-home .site-header,body.page-home .site-header.is-scrolled { position: absolute; top: 0; left: 0; width: 100%; min-height: 0; padding: 2.6vw 2.4vw 0; transform: none; background: transparent; box-shadow: none; border: 0; border-radius: 0; backdrop-filter: none; grid-template-columns: 18% 1fr auto; gap: 2vw; color: #171c1c; }
body.page-home .brand { gap: .2em; font-weight: 400; }
body.page-home .brand span { font-size: clamp(20px,2.3vw,44px); letter-spacing: .02em; }
body.page-home .brand strong { font-size: clamp(18px,1.9vw,36px); font-weight: 400; }
body.page-home .desktop-nav { justify-content: space-between; border-bottom: 1px solid #72767455; font-size: clamp(12px,1.25vw,24px); gap: 1vw; }
body.page-home .desktop-nav a { padding: 0; }
body.page-home .desktop-nav a[data-section-card="site-nav-news"] { display: none; }
body.page-home .header-action { min-height: 40px; padding: .3em 1em; font-size: clamp(16px, 1.25vw, 24px); line-height: 1.4; white-space: nowrap; border: 1px solid #656c65; border-radius: 24px; background: transparent; color: inherit; font-weight: 400; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
/* Desktop spacing follows the viewport height; text remains in normal flow so
   edited copy can grow without colliding with the next section. Content images
   retain their intrinsic proportions; only decorative backdrops use cover. */
@media (min-width: 761px) {
  .design-home { --section-space: clamp(32px, 6svh, 72px); --panel-height: calc(100svh - var(--home-header-offset, 100px)); }
  .design-home section { aspect-ratio: auto; min-height: var(--panel-height); scroll-margin-top: var(--home-header-offset, 100px); }
  .design-home .design-hero { height: 100svh; min-height: 400px; max-height: none; }
  .design-hero-copy { top: auto; bottom: clamp(28px, 8svh, 90px); }
  .design-hero h1 { font-size: clamp(22px, 3.4svh, 38px); }
  .design-explore { margin-top: clamp(14px, 2svh, 24px); min-width: 160px; font-size: clamp(18px, 2.6svh, 28px); }
  .design-chapter-title,.design-lineage .design-chapter-title,.design-products .design-chapter-title,.design-research .design-chapter-title { position: relative; top: auto; left: auto; margin-left: 27.6%; width: 45.5%; font-size: clamp(36px, 6.8svh, 68px); }
  .design-lineage { padding: var(--section-space) 0; background: #f5f4ef; }
  .design-lineage .design-backdrop { left: auto; width: auto; max-width: 100%; object-fit: contain; object-position: right center; mask-image: linear-gradient(90deg, transparent, #000 18%); }
  .chapter-eyebrows { position: relative; top: auto; left: auto; margin-left: 27.6%; margin-bottom: 24px; }
  .lineage-name { position: relative; top: auto; left: auto; margin: clamp(50px, 10svh, 110px) 0 0 27.6% !important; font-size: clamp(28px, 4.4svh, 44px); }
  .lineage-story { position: relative; top: auto; left: auto; margin: clamp(36px, 6svh, 70px) 6% 0 27.6%; width: auto; max-width: 36em; font-size: clamp(14px, 1.85svh, 19px); line-height: 1.65; }
  .lineage-story p + p { margin-top: 1.5em; }
  .design-products { padding: var(--section-space) 0 clamp(28px, 4svh, 48px); }
  .products-carousel { position: relative; top: auto; margin-top: clamp(28px, 5svh, 60px); }
  .series-card { flex-basis: min(28.333vw, 43svh, 480px); }
  .series-caption { font-size: clamp(14px, 2svh, 21px); }
  .design-ambassador { background: #edece8; }
  .design-product-scene { background: #51391f; }
  .design-ambassador a,.design-product-scene a { display: block; }
  .design-ambassador img { height: var(--panel-height); object-fit: contain; }
  .design-ambassador .ambassador-video { height: var(--panel-height); aspect-ratio: auto; }
  .design-product-scene img { height: var(--panel-height); object-fit: contain; }
  .design-history { padding: clamp(24px, 4svh, 48px) 0 var(--section-space); }
  .history-eyebrows { position: relative; top: auto; left: auto; margin-left: 18%; font-size: clamp(11px, 1.5svh, 16px); }
  .design-history h2 { position: relative; top: auto; left: auto; margin: clamp(28px, 5svh, 56px) 6% clamp(28px, 5svh, 56px) 23.4%; font-size: clamp(30px, 5.5svh, 54px); }
  .design-timeline { position: relative; top: auto; left: auto; right: auto; margin: 0 6% 0 54.5%; font-size: clamp(13px, 1.8svh, 18px); line-height: 1.75; }
  .design-research { padding: var(--section-space) 0; }
  .research-aside { top: 24%; }
  .design-laboratory { position: relative; top: auto; left: auto; right: auto; display: flex; justify-content: flex-end; margin: clamp(28px, 4svh, 48px) 0 0 23.4%; }
  .design-laboratory img { width: min(100%, 115.147svh, 1200px); height: auto; }
  .design-research-copy { position: relative; top: auto; left: auto; right: auto; margin: clamp(24px, 4svh, 44px) 7% 0 23.4%; font-size: clamp(14px, 1.9svh, 20px); line-height: 1.65; }
  .design-metrics { position: relative; top: auto; left: auto; right: auto; margin: clamp(28px, 5svh, 56px) 16% 0 23.4%; }
  .design-metrics strong { font-size: clamp(28px, 4svh, 42px); }
  .design-metrics span { font-size: clamp(12px, 1.7svh, 18px); }
  .design-brand { display: flex; align-items: center; padding: var(--section-space) 0 clamp(28px, 4svh, 48px); }
  .brand-carousel { position: relative; top: auto; }
  .brand-cover,.brand-story-card { flex-basis: min(22.135vw, 41.2svh, 400px); }
  .brand-cover h2 { font-size: clamp(36px, 6.8svh, 68px); }
  .brand-seal { font-size: clamp(20px, 3svh, 32px); }
  .design-footer { display: flex; flex-direction: column; justify-content: space-between; padding: var(--section-space) 6% clamp(32px, 5svh, 60px) 6.3%; }
  .footer-brand-line { position: relative; inset: auto; }
  .footer-brand-line a { font-size: clamp(24px, 4svh, 40px); }
  .footer-brand-line > span { font-size: clamp(12px, 1.8svh, 19px); }
  .footer-picture { position: relative; inset: auto; margin: clamp(36px, 7svh, 80px) 0 0 auto; width: 63%; max-width: 1057px; }
  .footer-picture nav { font-size: clamp(12px, 1.8svh, 19px); }
  .footer-bottom-nav { position: relative; inset: auto; margin-top: clamp(36px, 7svh, 80px); font-size: clamp(13px, 1.8svh, 19px); }
  .design-legal { position: relative; inset: auto; margin-top: 24px; font-size: clamp(11px, 1.4svh, 15px); }
  body.page-home .site-header,body.page-home .site-header.is-scrolled { padding-top: clamp(20px, 4.6svh, 50px); }
}
@media (max-width: 760px) {
  body.page-home .site-header,body.page-home .site-header.is-scrolled { position: absolute; padding: 16px 20px; grid-template-columns: 1fr auto; gap: 10px; }
  body.page-home .desktop-nav,body.page-home .header-action { display: none; }
  body.page-home .menu-button { display: block; z-index: 22; }
  body.page-home.nav-open .site-header { position: fixed; }
  .design-home { font-size: 14px; }
  .design-home section { scroll-margin-top: 12px; }
  .design-hero { aspect-ratio: auto; padding-top: 59.1146%; padding-bottom: 115px; background: #f4f4ef; }
  .design-hero .design-backdrop { height: auto; }
  .design-hero-copy { top: auto; bottom: 23px; }
  .design-hero h1 { font-size: 20px; }
  .design-explore { margin-top: 12px; padding: 6px 30px; }
  .design-lineage { aspect-ratio: auto; padding: 48px 24px 42px; background: #f4f4ee; }
  .design-lineage .design-backdrop { height: auto; }
  .chapter-eyebrows { position: relative; left: auto; top: auto; width: 100%; padding: 0 8%; font-size: 8px; }
  .design-chapter-title,.design-lineage .design-chapter-title,.design-products .design-chapter-title,.design-research .design-chapter-title { position: relative; top: auto; left: auto; width: auto; margin: 22px 13% 28px 8%; font-size: 40px; }
  .chapter-last img { width: .75em; left: 115%; }
  .lineage-name { position: relative; top: auto; left: auto; margin-top: 90px !important; font-size: 28px; }
  .lineage-story { position: relative; top: auto; left: auto; width: 100%; margin-top: 75px; font-size: 14px; line-height: 1.75; }
  .lineage-story p + p { margin-top: 22px; }
  .design-products { aspect-ratio: auto; padding: 25px 0 42px; }
  .products-carousel,.brand-carousel { position: relative; top: auto; }
  .carousel-track { gap: 12px; padding-left: 24px; padding-right: 24px; }
  .series-card { flex-basis: 70%; }
  .series-caption { font-size: 15px; }
  .design-history { aspect-ratio: auto; padding: 34px 24px 42px; background: #ddf2f7; }
  .design-history .design-backdrop { height: auto; }
  .history-eyebrows { position: relative; top: auto; left: auto; width: 100%; font-size: 10px; }
  .design-history h2 { position: relative; top: auto; left: auto; margin: 28px 0 145px; font-size: 30px; }
  .design-timeline { position: relative; top: auto; left: auto; right: auto; font-size: 13px; line-height: 1.65; }
  .design-timeline li + li { margin-top: 7px; }
  .design-research { aspect-ratio: auto; padding: 25px 0 40px; }
  .research-aside { display: none; }
  .design-laboratory { position: relative; top: auto; left: auto; margin-left: 24px; display: block; }
  .design-research-copy { position: relative; top: auto; left: auto; right: auto; margin: 24px; font-size: 14px; line-height: 1.8; }
  .design-metrics { position: relative; top: auto; left: auto; right: auto; margin: 32px 24px 0; grid-template-columns: 1fr 1fr; row-gap: 28px; }
  .design-metrics a:nth-child(3) { border: 0; }
  .design-metrics strong { font-size: 30px; }.design-metrics span { font-size: 12px; }
  .design-brand { aspect-ratio: auto; padding: 24px 0 36px; }
  .brand-carousel .carousel-track { padding-left: 24px; padding-right: 24px; scroll-padding-inline: 24px; gap: 8px; }
  .brand-cover,.brand-story-card { flex-basis: 62vw; }
  .brand-cover h2 { font-size: 48px; }.brand-seal { font-size: 25px; }
  .design-footer { aspect-ratio: auto; padding: 40px 24px 28px; }
  .footer-brand-line { position: relative; inset: auto; flex-wrap: wrap; gap: 8px 16px; }
  .footer-brand-line a { font-size: 25px; }.footer-brand-line > span { font-size: 12px; }
  .footer-brand-line i { flex-basis: 100%; }
  .footer-picture { position: relative; inset: auto; margin-top: 35px; }
  .footer-picture nav { flex-wrap: wrap; gap: 16px; font-size: 13px; }.footer-picture .back-to-top { flex-basis: 100%; text-align: right; }
  .footer-bottom-nav { position: relative; inset: auto; margin-top: 35px; font-size: 12px; }
  .design-legal { position: relative; inset: auto; margin-top: 20px; justify-content: flex-start; gap: 8px; font-size: 11px; }
}
/* Keep the complete header visible while scrolling, with a readable surface. */
body.page-home .site-header,body.page-home .site-header.is-scrolled {
  position: fixed; top: 0; left: 0; transform: none;
  padding: 16px 2.4vw; z-index: 30;
}
body.page-home .site-header.is-scrolled {
  background: rgba(248, 252, 251, .95);
  border-bottom: 1px solid rgba(65, 90, 92, .14);
  backdrop-filter: blur(12px);
}
body.page-home .desktop-nav { min-width: 0; overflow-x: auto; scrollbar-width: thin; }
body.page-home .desktop-nav a { flex: 0 0 auto; white-space: nowrap; }
@media (max-width: 760px) {
  body.page-home .site-header,body.page-home .site-header.is-scrolled { padding: 12px 20px; }
  .design-home section { scroll-margin-top: var(--home-header-offset, 76px); }
}