:root {
  --paper: #f3efe7;
  --paper-deep: #e7dfd2;
  --ink: #211c18;
  --muted: #746b62;
  --line: rgba(33, 28, 24, .18);
  --orange: #ee6b2d;
  --apricot: #efb06a;
  --sage: #a8b79b;
  --blue: #91a7b4;
  --white: #fffdf8;
  --radius: 2.2rem;
  --font-cn: "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  --font-display: "Arial Narrow", "Helvetica Neue", var(--font-cn);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-cn); -webkit-font-smoothing: antialiased; }
button, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 99; padding: .75rem 1rem; background: var(--ink); color: white; }
.skip-link:focus { top: 1rem; }
.eyebrow { margin: 0 0 1.4rem; color: var(--orange); font-size: .72rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }

.site-header { position: sticky; top: 0; z-index: 30; min-height: 78px; padding: 0 clamp(1.2rem, 4vw, 4.5rem); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; border-bottom: 1px solid var(--line); background: rgba(243, 239, 231, .9); backdrop-filter: blur(18px); }
.brand { width: max-content; display: flex; align-items: center; gap: .8rem; font-size: .78rem; font-weight: 800; line-height: 1.05; letter-spacing: .08em; }
.brand-symbol { width: 33px; height: 33px; display: flex; align-items: flex-end; gap: 3px; padding: 7px; border: 1px solid var(--ink); border-radius: 50%; transform: rotate(-8deg); }
.brand-symbol i { display: block; width: 5px; background: var(--orange); border-radius: 5px; }
.brand-symbol i:nth-child(1) { height: 9px; }.brand-symbol i:nth-child(2) { height: 18px; }.brand-symbol i:nth-child(3) { height: 13px; }
.site-footer .footer-brand small { display: block; margin-top: .45rem; color: var(--muted); font-size: .62rem; font-weight: 500; line-height: 1.5; letter-spacing: .02em; }
.main-nav { display: flex; align-items: center; gap: .35rem; font-size: 1rem; font-weight: 700; }
.main-nav a { position: relative; padding: .55rem 1.1rem; border-radius: 999px; color: inherit; text-decoration: none; transition: color .25s, background-color .25s; }
.main-nav a:hover { background: rgba(127,127,127,.14); }
.main-nav a.is-active { color: var(--orange); background: rgba(238,107,45,.14); }
.main-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.4rem; height: 1px; background: currentColor; transition: right .25s; }
.main-nav a:hover::after { right: 0; }
.main-nav a.is-active::after { right: 0; }
.header-action { justify-self: end; border: 0; border-bottom: 1px solid var(--ink); padding: .5rem 0; background: none; font-weight: 800; cursor: pointer; }
.header-action span { color: var(--orange); padding-left: .5rem; }
.menu-button, .mobile-nav { display: none; }

.hero { min-height: calc(100vh - 78px); padding: clamp(4rem, 8vw, 7.8rem) clamp(1.2rem, 4vw, 4.5rem) 2.2rem; display: grid; grid-template-columns: minmax(0, .88fr) minmax(460px, 1.12fr); grid-template-rows: 1fr auto; gap: 4rem 5vw; overflow: hidden; }
.hero-copy { align-self: center; max-width: 760px; position: relative; z-index: 2; }
.hero h1 { margin: 0; font-family: var(--font-display); font-size: clamp(3.4rem, 6.1vw, 7.4rem); line-height: .92; letter-spacing: -.07em; font-weight: 790; }
.hero h1 span, .hero h1 em { display: block; white-space: nowrap; }
.hero h1 span:nth-child(2) { font-size: .78em; }
.hero h1 em { color: var(--orange); font-style: normal; }
.hero-intro { width: min(31rem, 86%); margin: 2rem 0 2.4rem; color: var(--muted); font-size: clamp(.96rem, 1.2vw, 1.13rem); line-height: 1.85; }
.hero-actions { display: flex; align-items: center; gap: 1.8rem; }
.button { min-height: 52px; padding: 0 1.4rem; display: inline-flex; align-items: center; justify-content: center; gap: 2.2rem; border: 1px solid transparent; border-radius: 999px; font-weight: 800; cursor: pointer; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-dark { background: var(--ink); color: var(--white); }
.button-light { background: var(--white); color: var(--ink); }
.text-link { border-bottom: 1px solid var(--line); padding: .6rem 0; font-weight: 750; }
.text-link span { color: var(--orange); }
.hero-visual { min-height: 570px; position: relative; align-self: stretch; }
.hero-visual::before { content: ""; position: absolute; width: 75%; aspect-ratio: 1; border-radius: 50%; top: 4%; left: 12%; background: var(--apricot); filter: saturate(.8); }
.hero-card { position: absolute; margin: 0; overflow: hidden; border: 8px solid var(--white); box-shadow: 0 24px 60px rgba(55, 38, 24, .17); }
.hero-card img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.hero-card figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: .8rem 1rem; display: flex; justify-content: space-between; background: rgba(33, 28, 24, .92); color: white; font-size: .72rem; font-weight: 700; }
.hero-card-main { width: 62%; height: 73%; left: 20%; top: 9%; transform: rotate(2.5deg); border-radius: 8rem 8rem 1.4rem 1.4rem; }
.hero-card-small { width: 29%; height: 34%; z-index: 2; border-width: 6px; border-radius: 1.2rem; }
.hero-card-top { right: 0; top: 0; transform: rotate(7deg); }
.hero-card-bottom { left: 0; bottom: 0; transform: rotate(-7deg); }
.hero-orbit { position: absolute; z-index: 3; padding: .55rem .9rem; border-radius: 999px; background: var(--ink); color: white; font-size: .7rem; font-weight: 800; }
.orbit-one { top: 12%; left: 4%; }.orbit-two { right: 4%; bottom: 15%; background: var(--orange); }
.hero-index { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.hero-index div { padding: 1.4rem 2rem 0 0; display: flex; align-items: flex-end; gap: .8rem; }
.hero-index strong { font-family: var(--font-display); font-size: 2rem; letter-spacing: -.05em; }
.hero-index span { color: var(--muted); font-size: .82rem; }

.zones { padding: clamp(5rem, 10vw, 10rem) clamp(1.2rem, 4vw, 4.5rem); background: #ded5c8; }
.section-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 6vw; align-items: end; margin-bottom: 4rem; }
.section-heading h2, .series-heading h2, .system h2, .closing h2 { margin: 0; font-family: var(--font-display); font-size: clamp(2.7rem, 5vw, 5.7rem); line-height: .97; letter-spacing: -.055em; }
.section-heading > p { max-width: 31rem; margin: 0 0 .5rem; color: var(--muted); line-height: 1.8; }
.zone-grid { display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: 1rem; }
.zone-card { min-height: clamp(300px, 35vw, 520px); padding: 1.5rem; position: relative; display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto 1fr auto auto; text-align: left; border: 0; border-radius: var(--radius); color: var(--ink); overflow: hidden; cursor: pointer; transition: transform .25s, box-shadow .25s; }
.zone-card:hover { transform: translateY(-6px); box-shadow: 0 24px 40px rgba(55,38,24,.11); }
.zone-card::before { content: ""; position: absolute; width: 70%; aspect-ratio: 1; border: 1px solid rgba(33,28,24,.22); border-radius: 50%; right: -20%; top: 14%; }
.zone-bed { background: var(--apricot); }.zone-desk { background: var(--sage); }.zone-wardrobe { background: var(--blue); }
.zone-number { font-size: .78rem; font-weight: 800; }
.zone-title { grid-column: 1 / -1; align-self: center; z-index: 1; font-family: var(--font-display); font-size: clamp(2.8rem, 5vw, 5rem); font-weight: 800; letter-spacing: -.06em; }
.zone-en { align-self: end; font-size: .7rem; font-weight: 800; letter-spacing: .15em; }
.zone-meta { grid-column: 1 / -1; padding-top: .8rem; border-top: 1px solid rgba(33,28,24,.25); font-size: .82rem; }
.zone-arrow { grid-column: 2; grid-row: 1; width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: 1.2rem; }

.catalog { padding: clamp(5rem, 10vw, 9rem) clamp(1.2rem, 4vw, 4.5rem); overflow: hidden; }
.catalog-topline { padding-bottom: 1.2rem; display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .12em; }
.catalog-layout { display: grid; grid-template-columns: minmax(300px, .72fr) minmax(0, 1.6fr); gap: 5vw; padding-top: 3.5rem; }
.catalog-layout, .series-panel, .product-stage { min-width: 0; }
.series-panel { align-self: start; position: sticky; top: 110px; }
.series-heading h2 { font-size: clamp(2.8rem, 4.3vw, 5rem); }
.series-nav { margin-top: 3rem; border-top: 1px solid var(--line); }
.series-group-label { padding: 1.3rem 0 .55rem; display: block; color: var(--muted); font-size: .65rem; font-weight: 800; letter-spacing: .14em; }
.series-button { width: 100%; padding: .8rem 0; display: grid; grid-template-columns: 2rem 1fr auto; align-items: center; gap: .7rem; border: 0; border-bottom: 1px solid var(--line); background: none; color: var(--muted); text-align: left; cursor: pointer; }
.series-button .series-dot { width: 8px; height: 8px; border: 1px solid currentColor; border-radius: 50%; }
.series-button strong { font-size: .94rem; }
.series-button small { font-size: .68rem; }
.series-button.is-active { color: var(--ink); }
.series-button.is-active .series-dot { border-color: var(--orange); background: var(--orange); box-shadow: 0 0 0 5px rgba(238,107,45,.14); }
.product-stage-heading { display: grid; grid-template-columns: 1fr minmax(220px, .85fr); gap: 2rem; position: relative; margin-bottom: 2rem; }
.stage-zone { color: var(--orange); font-size: .72rem; font-weight: 800; letter-spacing: .12em; }
.product-stage-heading h3 { margin: .35rem 0 0; font-family: var(--font-display); font-size: clamp(2.7rem, 4.5vw, 5.2rem); line-height: 1; letter-spacing: -.06em; }
.product-stage-heading p { align-self: end; margin: 0 0 .3rem; color: var(--muted); line-height: 1.75; }
.stage-count { position: absolute; right: 0; top: -2rem; color: var(--muted); font-size: .65rem; font-weight: 800; letter-spacing: .12em; }
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem; }
.product-card { min-height: 450px; padding: 0; display: flex; flex-direction: column; border: 0; border-radius: 1.6rem; overflow: hidden; background: #e8e1d7; color: var(--ink); text-align: left; cursor: pointer; transition: transform .22s, box-shadow .22s; }
.product-card:nth-child(4n+2), .product-card:nth-child(4n+3) { background: #ded9cb; }
.product-card:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(55,38,24,.11); }
.product-image { flex: 1; min-height: 330px; padding: 1.2rem; display: grid; place-items: center; overflow: hidden; background: rgba(255,255,255,.25); }
.product-image img { width: 100%; height: 100%; max-height: 360px; object-fit: contain; mix-blend-mode: multiply; transition: transform .25s ease; }
.product-card:hover img { transform: scale(1.035); }
.product-info { min-height: 112px; padding: 1rem 1.2rem 1.15rem; display: grid; grid-template-columns: auto 1fr auto; gap: .8rem; align-items: start; border-top: 1px solid var(--line); }
.product-number { color: var(--orange); font-size: .72rem; font-weight: 900; }
.product-name { font-size: 1.02rem; font-weight: 800; line-height: 1.35; }
.product-desc { grid-column: 2 / -1; margin: 0; color: var(--muted); font-size: .75rem; line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-open { color: var(--orange); }
.catalog-note { margin: 1.5rem 0 0; color: var(--muted); font-size: .72rem; }

.system { min-height: 820px; display: grid; grid-template-columns: 1.1fr .9fr; background: var(--ink); color: var(--white); }
.system-image { margin: clamp(1.2rem, 3vw, 2.8rem); position: relative; overflow: hidden; border-radius: 1.8rem; background: #f2f0e9; }
.system-image img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.image-label { position: absolute; left: 1rem; bottom: 1rem; padding: .6rem .8rem; background: var(--ink); color: white; font-size: .62rem; font-weight: 800; letter-spacing: .1em; }
.system-copy { padding: clamp(5rem, 9vw, 9rem) clamp(2rem, 6vw, 6rem) 5rem 3vw; align-self: center; }
.system-copy .eyebrow { color: var(--apricot); }
.system-lead { margin: 2rem 0 3rem; color: #c8c0b7; line-height: 1.8; }
.logic-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.2); }
.logic-list li { padding: 1.25rem 0; display: grid; grid-template-columns: 2.5rem 1fr; gap: 1rem; border-bottom: 1px solid rgba(255,255,255,.2); }
.logic-list > li > span { color: var(--apricot); font-size: .72rem; font-weight: 800; }
.logic-list strong { font-size: 1rem; }
.logic-list p { margin: .4rem 0 0; color: #a9a19a; font-size: .8rem; line-height: 1.6; }

.closing { padding: clamp(6rem, 12vw, 12rem) 1.2rem; text-align: center; background: var(--orange); color: var(--white); }
.closing .eyebrow { color: var(--ink); }
.closing h2 { font-size: clamp(3rem, 6.3vw, 7rem); }
.closing > p:not(.eyebrow) { max-width: 38rem; margin: 1.8rem auto 2.6rem; line-height: 1.8; }
.site-footer { padding: 3.5rem clamp(1.2rem, 4vw, 4.5rem); display: grid; grid-template-columns: 1fr auto auto 1.5fr; gap: 6vw; background: #171411; color: white; }
.footer-brand { font-size: 1.4rem; font-weight: 850; line-height: 1.05; }
.site-footer > div:not(.footer-brand) { display: flex; flex-direction: column; gap: .7rem; font-size: .78rem; }
.site-footer > div span { margin-bottom: .4rem; color: #827a73; font-size: .65rem; font-weight: 800; letter-spacing: .13em; }
.disclaimer { margin: 0; color: #8f8780; font-size: .68rem; line-height: 1.75; }

dialog { padding: 0; border: 0; border-radius: 1.8rem; background: var(--paper); color: var(--ink); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
dialog::backdrop { background: rgba(18,15,13,.72); backdrop-filter: blur(7px); }
.dialog-close { position: absolute; right: 1rem; top: 1rem; z-index: 2; width: 40px; height: 40px; border: 0; border-radius: 50%; background: var(--ink); color: white; font-size: 1.4rem; cursor: pointer; }
.inquiry-dialog h2 { margin: 0 0 1.2rem; font-family: var(--font-display); font-size: clamp(2.2rem, 4vw, 4rem); line-height: 1; letter-spacing: -.05em; }
.inquiry-dialog > p { color: var(--muted); line-height: 1.8; }
.inquiry-dialog { width: min(620px, calc(100% - 2rem)); padding: clamp(2rem, 5vw, 4rem); }
.inquiry-dialog label { display: block; margin: 1.5rem 0 .5rem; font-size: .75rem; font-weight: 800; }
.inquiry-dialog textarea { width: 100%; min-height: 160px; padding: 1rem; resize: vertical; border: 1px solid var(--line); border-radius: .8rem; background: var(--white); color: var(--ink); line-height: 1.7; }
.inquiry-dialog .button { width: 100%; margin-top: .8rem; }
.copy-status { min-height: 1.2rem; display: block; margin-top: .7rem; color: var(--orange); font-size: .75rem; text-align: center; }

@media (max-width: 960px) {
  .site-header { grid-template-columns: 1fr auto auto; }
  .main-nav { display: none; }
  .menu-button { width: 42px; height: 42px; margin-right: .5rem; display: grid; place-content: center; gap: 5px; border: 0; background: none; cursor: pointer; }
  .menu-button span { width: 20px; height: 1px; background: var(--ink); }
  .mobile-nav { position: fixed; top: 78px; left: 0; right: 0; z-index: 29; padding: 1rem 1.2rem; flex-direction: column; gap: 1rem; background: var(--paper); border-bottom: 1px solid var(--line); }
  .mobile-nav.is-open { display: flex; }
  .hero { grid-template-columns: 1fr; grid-template-rows: auto auto auto; }
  .hero-visual { min-height: 560px; }
  .hero-index { grid-column: 1; }
  .zone-grid { grid-template-columns: 1fr; }
  .zone-card { min-height: 310px; }
  .catalog-layout { grid-template-columns: 1fr; }
  .series-panel { position: static; }
  .series-nav { width: 100%; max-width: 100%; display: flex; gap: .65rem; overflow-x: auto; padding: 1rem 0 .8rem; scroll-snap-type: x mandatory; }
  .series-nav { scrollbar-width: none; }
  .series-nav::-webkit-scrollbar { display: none; }
  .series-group-label { min-width: max-content; padding: .85rem .3rem; writing-mode: vertical-rl; }
  .series-button { min-width: 160px; padding: .8rem 1rem; border: 1px solid var(--line); border-radius: 999px; scroll-snap-align: start; }
  .product-stage { padding-top: 2rem; }
  .system { grid-template-columns: 1fr; }
  .system-image { min-height: 560px; }
  .system-copy { padding: 4rem 2rem 5rem; }
  .site-footer { grid-template-columns: 1fr 1fr; }
  .disclaimer { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .site-header { min-height: 68px; padding-inline: 1rem; }
  .header-action { display: none; }
  .mobile-nav { top: 68px; }
  .hero { min-height: auto; padding: 3.5rem 1rem 1.5rem; gap: 2.8rem; }
  .hero h1 { font-size: clamp(3rem, 15vw, 4.5rem); }
  .hero h1 span:nth-child(2) { font-size: .67em; }
  .hero-intro { width: 100%; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: .7rem; }
  .hero-visual { min-height: 410px; }
  .hero-card-main { width: 68%; height: 72%; left: 17%; }
  .hero-card-small { width: 33%; height: 31%; }
  .hero-index div { padding: 1rem .5rem 0 0; display: block; }
  .hero-index strong { display: block; font-size: 1.55rem; }
  .hero-index span { font-size: .68rem; }
  .zones, .catalog { padding-inline: 1rem; }
  .section-heading { grid-template-columns: 1fr; gap: 1.5rem; }
  .section-heading h2 { font-size: 3rem; }
  .series-heading h2 { font-size: 2.65rem; }
  .zone-card { min-height: 270px; }
  .product-stage-heading { grid-template-columns: 1fr; }
  .stage-count { top: 0; }
  .product-stage-heading p { font-size: .86rem; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 390px; }
  .product-image { min-height: 280px; }
  .system { min-height: 0; }
  .system-image { min-height: 410px; margin: 1rem; }
  .system-copy { padding-inline: 1.2rem; }
  .site-footer { gap: 2.5rem 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* Features Chess visual system */
:root {
  --paper: #000;
  --paper-deep: #090909;
  --ink: #fff;
  --muted: rgba(255, 255, 255, .62);
  --line: rgba(255, 255, 255, .14);
  --orange: #ff7a1a;
  --apricot: #ff9d55;
  --sage: #88a99a;
  --blue: #8297ac;
  --white: #fff;
  --radius: 2rem;
  --font-cn: "Barlow", "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  --font-display: "Instrument Serif", "Songti SC", "STSong", serif;
}

body {
  background:
    radial-gradient(circle at 78% 7%, rgba(255, 122, 26, .13), transparent 25rem),
    radial-gradient(circle at 8% 32%, rgba(119, 145, 168, .09), transparent 28rem),
    #000;
  color: #fff;
  font-family: var(--font-cn);
  font-weight: 300;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 400; }
.eyebrow { color: var(--orange); font-family: "Barlow", sans-serif; font-weight: 500; }

.liquid-glass,
.product-card {
  background: rgba(255, 255, 255, .015);
  background-blend-mode: luminosity;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: none;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, .1);
  position: relative;
  overflow: hidden;
}

.liquid-glass::before,
.product-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  border-radius: inherit;
  padding: 1.4px;
  background: linear-gradient(180deg, rgba(255,255,255,.45) 0%, rgba(255,255,255,.15) 20%, transparent 40%, transparent 60%, rgba(255,255,255,.15) 80%, rgba(255,255,255,.45) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.liquid-glass-strong {
  background: rgba(255, 255, 255, .025);
  background-blend-mode: luminosity;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  border: none;
  box-shadow: 4px 4px 4px rgba(0, 0, 0, .05), inset 0 1px 1px rgba(255, 255, 255, .15);
  position: relative;
  overflow: hidden;
}

.liquid-glass-strong::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.4px;
  background: linear-gradient(180deg, rgba(255,255,255,.5) 0%, rgba(255,255,255,.2) 20%, transparent 40%, transparent 60%, rgba(255,255,255,.2) 80%, rgba(255,255,255,.5) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.site-header {
  min-height: 80px;
  border-bottom-color: var(--line);
  background: rgba(0, 0, 0, .72);
  backdrop-filter: blur(34px);
  -webkit-backdrop-filter: blur(34px);
}
.brand { color: #fff; font-family: "Barlow", var(--font-cn); font-weight: 600; }
.brand-symbol { border-color: rgba(255,255,255,.8); }
.main-nav { font-family: "Barlow", var(--font-cn); font-weight: 500; }
.header-action { border-color: rgba(255,255,255,.45); color: #fff; font-weight: 500; }

.hero {
  min-height: calc(100vh - 80px);
  padding-top: clamp(4.5rem, 8vw, 8rem);
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.012));
}
.hero h1 { font-weight: 400; letter-spacing: -.045em; line-height: .88; }
.hero h1 span:nth-child(2) { font-size: .76em; }
.hero h1 em { color: #fff; font-style: italic; }
.hero-intro { color: var(--muted); font-family: "Barlow", var(--font-cn); font-weight: 300; }
.button-dark, .button-light { background: var(--orange); color: #080808; font-family: "Barlow", var(--font-cn); font-weight: 600; }
.text-link { border-color: var(--line); font-weight: 500; }
.hero-visual::before {
  width: 78%;
  background: radial-gradient(circle at 45% 45%, rgba(255,122,26,.32), rgba(255,122,26,.06) 50%, transparent 72%);
  filter: blur(6px);
}
.hero-card { padding: 8px; border: 0; box-shadow: 0 32px 90px rgba(0,0,0,.5), inset 0 1px rgba(255,255,255,.14); }
.hero-card img { border-radius: calc(inherit - 8px); background: #eeece7; }
.hero-card figcaption { background: rgba(0,0,0,.74); font-family: "Barlow", var(--font-cn); font-weight: 500; }
.hero-orbit { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(18px); font-weight: 500; }
.orbit-two { background: var(--orange); color: #080808; border-color: transparent; }
.hero-index { border-color: var(--line); }
.hero-index strong { font-family: "Instrument Serif", serif; font-weight: 400; font-style: italic; }
.hero-index span { color: var(--muted); }

.zones { background: #000; }
.section-heading h2, .series-heading h2, .closing h2 { font-weight: 400; letter-spacing: -.035em; }
.section-heading > p { color: var(--muted); }
.zone-grid { gap: 1.2rem; }
.zone-card { color: #fff; border-radius: 2rem; }
.zone-bed { background: linear-gradient(145deg, rgba(255,122,26,.22), rgba(255,255,255,.018) 56%); }
.zone-desk { background: linear-gradient(145deg, rgba(117,154,137,.2), rgba(255,255,255,.018) 56%); }
.zone-wardrobe { background: linear-gradient(145deg, rgba(120,145,170,.2), rgba(255,255,255,.018) 56%); }
.zone-card:hover { box-shadow: 0 26px 80px rgba(0,0,0,.55), inset 0 1px rgba(255,255,255,.13); }
.zone-title { font-family: var(--font-display); font-weight: 400; font-style: italic; letter-spacing: -.035em; }
.zone-meta { border-color: var(--line); color: var(--muted); }

.catalog { background: #000; }
.catalog-topline, .series-nav, .series-button { border-color: var(--line); }
.catalog-topline, .series-group-label, .stage-count, .catalog-note { color: var(--muted); }
.series-button { color: rgba(255,255,255,.48); }
.series-button.is-active { color: #fff; }
.series-button.is-active .series-dot { box-shadow: 0 0 0 5px rgba(255,122,26,.14); }
.product-stage-heading h3 { font-weight: 400; font-style: italic; letter-spacing: -.035em; }
.product-stage-heading p { color: var(--muted); }
.product-card { background: rgba(255,255,255,.035); color: #fff; box-shadow: none; }
.product-card:nth-child(4n+2), .product-card:nth-child(4n+3) { background: rgba(255,255,255,.025); }
.product-card:hover { box-shadow: 0 24px 72px rgba(0,0,0,.58), inset 0 1px rgba(255,255,255,.13); }
.product-image { background: #e9e7e1; }
.product-info { border-color: var(--line); }
.product-name { font-weight: 500; }
.product-desc { color: var(--muted); }

.features-chess {
  min-height: 0;
  padding: clamp(6rem, 10vw, 10rem) clamp(1.2rem, 6vw, 6rem);
  display: block;
  background: #000;
  color: #fff;
}
.features-header { max-width: 900px; margin: 0 auto clamp(5rem, 8vw, 8rem); text-align: center; }
.capability-badge { padding: .45rem .95rem; display: inline-block; border-radius: 999px; color: #fff; font-family: "Barlow", sans-serif; font-size: .7rem; font-weight: 500; letter-spacing: .12em; }
.features-header h2 { margin: 1.4rem 0 1.5rem; font-size: clamp(3.6rem, 7vw, 7.5rem); line-height: .86; letter-spacing: -.04em; }
.features-header h2 em, .feature-copy h3 em { display: block; color: var(--orange); font-style: italic; }
.features-header > p { max-width: 620px; margin: auto; color: var(--muted); line-height: 1.8; }
.feature-row { max-width: 1440px; margin: 0 auto clamp(6rem, 10vw, 10rem); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(3rem, 7vw, 8rem); align-items: center; }
.feature-row:last-child { margin-bottom: 0; }
.feature-row-reverse .feature-copy { order: 2; }
.feature-row-reverse .feature-media { order: 1; }
.feature-copy { max-width: 600px; }
.feature-number { display: block; margin-bottom: 1.5rem; color: var(--orange); font-size: .7rem; font-weight: 500; letter-spacing: .14em; }
.feature-copy h3 { margin: 0; font-size: clamp(3rem, 5vw, 5.8rem); line-height: .9; letter-spacing: -.035em; }
.feature-copy p { max-width: 540px; margin: 1.8rem 0 2rem; color: rgba(255,255,255,.66); font-family: "Barlow", var(--font-cn); font-size: clamp(.9rem, 1.2vw, 1.05rem); font-weight: 300; line-height: 1.8; }
.glass-button { width: max-content; padding: .8rem 1.15rem; display: flex; align-items: center; gap: 2.6rem; border-radius: 999px; color: #fff; font-size: .82rem; font-weight: 500; transition: transform .2s, background .2s; }
.glass-button:hover { transform: translateY(-2px); background: rgba(255,255,255,.08); }
.glass-button span { color: var(--orange); }
.feature-media { min-height: 520px; padding: clamp(1.2rem, 2vw, 2rem); border-radius: 2rem; display: grid; place-items: center; background: rgba(255,255,255,.025); }
.feature-media img { width: 100%; height: 100%; max-height: 620px; padding: 2vw; object-fit: contain; border-radius: 1.25rem; background: #eae8e2; mix-blend-mode: multiply; }
.feature-media figcaption { position: absolute; left: 2rem; right: 2rem; bottom: 2rem; z-index: 2; padding: .85rem 1rem; display: flex; justify-content: space-between; gap: 1rem; border-radius: .8rem; background: rgba(0,0,0,.75); backdrop-filter: blur(16px); font-family: "Barlow", var(--font-cn); }
.feature-media figcaption span { color: rgba(255,255,255,.6); font-size: .65rem; letter-spacing: .12em; }
.feature-media figcaption strong { font-size: .78rem; font-weight: 500; }

.closing { background: linear-gradient(135deg, #ff7a1a, #e95610); color: #090909; }
.closing .eyebrow { color: rgba(0,0,0,.6); }
.closing .button-light { background: #090909; color: #fff; }
.site-footer { background: #050505; border-top: 1px solid var(--line); }
.site-footer > div span, .disclaimer { color: rgba(255,255,255,.42); }

dialog { background: rgba(10,10,10,.96); color: #fff; border: 1px solid rgba(255,255,255,.15); }
dialog::backdrop { background: rgba(0,0,0,.8); }
.dialog-close { background: rgba(255,255,255,.1); color: #fff; }
.inquiry-dialog h2 { font-weight: 400; }
.inquiry-dialog > p { color: var(--muted); }
.inquiry-dialog textarea { border-color: var(--line); background: rgba(255,255,255,.06); color: #fff; }

@media (max-width: 960px) {
  .mobile-nav { background: rgba(0,0,0,.94); border-color: var(--line); backdrop-filter: blur(26px); }
  .menu-button span { background: #fff; }
  .feature-row { grid-template-columns: 1fr; }
  .feature-row .feature-copy, .feature-row .feature-media { order: initial; }
  .feature-copy { max-width: 680px; }
}

@media (max-width: 620px) {
  .hero h1 { line-height: .9; }
  .hero h1 span, .hero h1 em { white-space: normal; }
  .features-chess { padding-inline: 1rem; }
  .features-header { margin-bottom: 4rem; }
  .features-header h2 { font-size: clamp(3.1rem, 15vw, 4.7rem); }
  .feature-row { gap: 2rem; margin-bottom: 5rem; }
  .feature-copy h3 { font-size: clamp(2.8rem, 13vw, 4rem); }
  .feature-media { min-height: 390px; padding: .8rem; border-radius: 1.4rem; }
  .feature-media img { padding: 1rem; }
  .feature-media figcaption { left: 1rem; right: 1rem; bottom: 1rem; }
  .site-footer { background: #050505; }
}

/* Unified MaiyaTang color system */
:root {
  --paper: #071016;
  --paper-deep: #0b1820;
  --ink: #edf3f3;
  --muted: rgba(199, 217, 221, .62);
  --line: rgba(143, 184, 196, .18);
  --orange: #d99055;
  --apricot: #e8b486;
  --sage: #718f84;
  --blue: #779da8;
  --white: #f2f5f3;
}
body {
  background:
    radial-gradient(circle at 78% 7%, rgba(217, 144, 85, .12), transparent 26rem),
    radial-gradient(circle at 8% 32%, rgba(106, 158, 173, .13), transparent 30rem),
    #071016;
}
.site-header { background: rgba(7, 16, 22, .86); border-color: var(--line); }
.brand-symbol { border-color: rgba(218,232,234,.72); }
.header-action { border-color: rgba(169,200,207,.42); }
.hero { background: linear-gradient(180deg, rgba(15,35,44,.26), rgba(7,16,22,.08)); }
.hero-visual::before { background: radial-gradient(circle at 45% 45%, rgba(217,144,85,.25), rgba(95,151,166,.08) 50%, transparent 72%); }
.hero-card img,.product-image,.feature-media img { background: #e5e9e6; }
.hero-orbit { background: rgba(17,37,46,.78); border-color: rgba(143,184,196,.3); }
.orbit-two,.button-dark,.button-light { background: var(--orange); color: #081016; }
.zones,.catalog { background: #071016; }
.zone-bed { background: linear-gradient(145deg, rgba(217,144,85,.24), rgba(13,31,40,.78) 58%); }
.zone-desk { background: linear-gradient(145deg, rgba(113,143,132,.23), rgba(13,31,40,.78) 58%); }
.zone-wardrobe { background: linear-gradient(145deg, rgba(119,157,168,.25), rgba(13,31,40,.78) 58%); }
.series-button.is-active .series-dot { box-shadow: 0 0 0 5px rgba(217,144,85,.16); }
.product-card,.product-card:nth-child(4n+2),.product-card:nth-child(4n+3) { background: rgba(16,36,45,.72); }
.product-card:hover { box-shadow: 0 24px 72px rgba(0,6,10,.62), inset 0 1px rgba(202,224,228,.13); }
.features-chess { background: radial-gradient(circle at 84% 12%, rgba(98,153,168,.11), transparent 34rem), #081219; }
.liquid-glass,.product-card { box-shadow: inset 0 1px 1px rgba(199,221,225,.11); }
.liquid-glass::before,.product-card::before,.liquid-glass-strong::before { background: linear-gradient(180deg, rgba(182,211,218,.42) 0%, rgba(122,167,179,.14) 22%, transparent 42%, transparent 62%, rgba(217,144,85,.11) 84%, rgba(182,211,218,.34) 100%); }
.feature-media { background: rgba(14,33,42,.8); }
.feature-media figcaption { background: rgba(7,16,22,.82); }
.closing { background: linear-gradient(135deg, #e0a06d, #c77a42); color: #081016; }
.closing .button-light { background: #08141b; color: #f3f6f5; }
.site-footer { background: #050b0f; border-color: var(--line); }
dialog { background: rgba(8,20,27,.97); border-color: var(--line); }
.inquiry-dialog textarea { background: rgba(143,184,196,.08); }
@media (max-width: 960px) { .mobile-nav { background: rgba(7,16,22,.96); } }

/* Prompt Library adaptations: Tech-Forward hero and Benefits Features */
.hero[data-prompt-source="Tech-Forward"] .hero-card { transform: none; border-radius: 0; }
.hero[data-prompt-source="Tech-Forward"] .hero-card-main { width: 66%; height: 76%; left: 17%; top: 8%; }
.hero[data-prompt-source="Tech-Forward"] .hero-card-small { width: 25%; height: 29%; }
.hero[data-prompt-source="Tech-Forward"] .hero-card-top { right: 1%; top: 4%; }
.hero[data-prompt-source="Tech-Forward"] .hero-card-bottom { left: 1%; bottom: 4%; }
.hero[data-prompt-source="Tech-Forward"] .hero-visual::after { content: ""; position: absolute; left: 8%; right: 8%; top: 50%; height: 1px; background: linear-gradient(90deg,transparent,rgba(217,144,85,.62),transparent); box-shadow: 0 0 26px rgba(217,144,85,.22); }
.benefit-index { width: max-content; max-width: 100%; margin: 2.2rem auto 0; display: flex; flex-wrap: wrap; justify-content: center; gap: .55rem; }
.benefit-index span { padding: .58rem .9rem; border: 1px solid rgba(166,200,207,.24); border-radius: 999px; color: rgba(222,235,236,.72); font-size: .68rem; letter-spacing: .08em; }
.features-chess[data-prompt-source="Benefits Features"] .feature-row { padding-top: clamp(1.2rem,2vw,2rem); padding-bottom: clamp(1.2rem,2vw,2rem); border-top: 1px solid rgba(143,184,196,.16); }

@media (max-width: 620px) {
  .hero[data-prompt-source="Tech-Forward"] .hero-card-main { width: 70%; height: 72%; left: 15%; }
  .hero[data-prompt-source="Tech-Forward"] .hero-card-small { width: 31%; height: 28%; }
  .benefit-index { width: 100%; }
}

/* Product center: one root canvas, no colored section or card fills */
.site-header,
.hero,
.zones,
.catalog,
.features-chess,
.closing,
.site-footer,
.mobile-nav,
.zone-card,
.zone-bed,
.zone-desk,
.zone-wardrobe,
.product-card,
.product-card:nth-child(4n+2),
.product-card:nth-child(4n+3),
.product-image,
.hero-card,
.hero-card img,
.hero-card figcaption,
.feature-media,
.feature-media img,
.feature-media figcaption,
.liquid-glass,
.liquid-glass-strong {
  background: transparent;
  background-image: none;
}

.hero-visual::before,
.liquid-glass::before,
.product-card::before,
.liquid-glass-strong::before {
  background: transparent;
}

/* White product-center canvas */
:root {
  --paper: #f6f7f3;
  --paper-deep: #edf0eb;
  --ink: #102229;
  --muted: #65777b;
  --line: rgba(16,34,41,.16);
  --white: #ffffff;
}

body { background: #f6f7f3; color: var(--ink); }
.site-header { color: var(--ink); border-color: var(--line); background: rgba(246,247,243,.96); backdrop-filter: none; -webkit-backdrop-filter: none; }
.brand,.main-nav,.header-action { color: var(--ink); }
.brand-symbol { border-color: rgba(16,34,41,.66); }
.header-action { border-color: rgba(16,34,41,.42); }
.hero h1 em { color: var(--ink); }
.hero-intro,.hero-index span,.section-heading > p,.catalog-topline,.series-group-label,.stage-count,.catalog-note,.product-stage-heading p,.product-desc { color: var(--muted); }
.hero-orbit { color: var(--ink); border-color: rgba(16,34,41,.22); }
.zone-card,.product-card,.product-card:nth-child(4n+2),.product-card:nth-child(4n+3) { color: var(--ink); backdrop-filter: none; -webkit-backdrop-filter: none; }
.zone-meta,.series-button { color: var(--muted); }
.series-button.is-active { color: var(--ink); }
.features-chess { color: var(--ink); }
.capability-badge,.glass-button { color: var(--ink); }
.features-header > p,.feature-copy p { color: var(--muted); }
.benefit-index span { color: #566b70; border-color: rgba(16,34,41,.18); }
.feature-media figcaption { color: var(--ink); }
.feature-media figcaption span { color: var(--muted); }
.closing { color: var(--ink); }
.closing .eyebrow { color: #93603d; }
.site-footer { color: var(--ink); border-color: var(--line); }
.site-footer > div span,.disclaimer { color: var(--muted); }
dialog { background: #f6f7f3; color: var(--ink); border-color: var(--line); }
.dialog-close { background: rgba(16,34,41,.08); color: var(--ink); }
.inquiry-dialog > p { color: var(--muted); }
.inquiry-dialog textarea { background: #fff; color: var(--ink); border-color: var(--line); }

@media (max-width: 960px) {
  .mobile-nav { background: rgba(246,247,243,.98); color: var(--ink); border-color: var(--line); }
  .menu-button span { background: var(--ink); }
}

/* Space cards use real product photography on the white product-center canvas. */
.zone-card {
  isolation: isolate;
  border: 1px solid rgba(16,34,41,.16);
  background: rgba(255,255,255,.58);
  box-shadow: 0 18px 50px rgba(16,34,41,.05);
}

.zone-card::before { display: none; }

.zone-card::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 46% 0 0;
  background: linear-gradient(180deg, rgba(246,247,243,0), rgba(246,247,243,.92) 52%, rgba(246,247,243,.98));
  pointer-events: none;
}

.zone-card-image {
  position: absolute;
  z-index: 0;
  inset: 4.4rem 1.25rem 7.8rem;
  width: calc(100% - 2.5rem);
  height: calc(100% - 12.2rem);
  object-fit: cover;
  object-position: center;
  border-radius: 1.2rem;
  opacity: .98;
  filter: saturate(.92) contrast(.98);
  transition: transform .3s ease, filter .25s ease;
}

.zone-desk .zone-card-image {
  object-fit: contain;
  background: #fff;
}

/* Clean catalog photography: every product sits on one neutral white stage. */
.product-image,
.hero-card img,
.feature-media img,
.zone-card-image {
  background: #fff;
}

.product-image img,
.feature-media img {
  mix-blend-mode: normal;
}

.zone-card:hover .zone-card-image {
  transform: scale(1.035);
  filter: saturate(1) contrast(1);
}

.zone-number,
.zone-title,
.zone-en,
.zone-meta,
.zone-arrow {
  position: relative;
  z-index: 2;
}

.zone-title {
  align-self: end;
  padding-bottom: 3.1rem;
  text-shadow: 0 1px 0 rgba(255,255,255,.9);
}

@media (max-width: 960px) {
  .zone-card-image {
    inset: 4.1rem 1.2rem 7.4rem;
    width: calc(100% - 2.4rem);
    height: calc(100% - 11.5rem);
  }

  .zone-title { padding-bottom: 2.6rem; }
}