/* ================ HERO ================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: var(--ink-950);
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  animation: heroKenBurns 28s ease-in-out infinite alternate;
  will-change: transform;
}

@keyframes heroKenBurns {
  0% {
    transform: scale(1.04) translate3d(0, 0, 0);
  }
  100% {
    transform: scale(1.12) translate3d(-1.2%, -0.8%, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__video {
    animation: none;
  }
}

.hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(251, 249, 244, 0.32) 0%,
    rgba(251, 249, 244, 0) 35%,
    rgba(251, 249, 244, 0) 60%,
    rgba(251, 249, 244, 0.7) 100%
  );
  pointer-events: none;
}

.hero__unmute {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  border: 1px solid rgba(168, 123, 30, 0.5);
  background: rgba(251, 249, 244, 0.62);
  backdrop-filter: blur(10px) saturate(1.1);
  -webkit-backdrop-filter: blur(10px) saturate(1.1);
  color: var(--gold-600);
  font-family: inherit;
  font-size: var(--fs-small, 0.95rem);
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 4px 18px -8px rgba(28, 25, 22, 0.18);
  transition:
    background 0.25s ease,
    border-color 0.25s ease,
    color 0.25s ease,
    opacity 0.3s ease,
    transform 0.3s ease;
}

.hero__unmute:hover {
  background: rgba(255, 255, 255, 0.8);
  border-color: var(--gold-500);
  color: var(--gold-500);
}

.hero__unmute.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0.96);
}

.hero__unmute-icon {
  flex-shrink: 0;
}

.hero__sound-toggle {
  position: absolute;
  right: var(--space-6);
  bottom: var(--space-6);
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid rgba(168, 123, 30, 0.4);
  background: rgba(251, 249, 244, 0.62);
  backdrop-filter: blur(10px) saturate(1.1);
  -webkit-backdrop-filter: blur(10px) saturate(1.1);
  color: var(--gold-600);
  cursor: pointer;
  box-shadow: 0 4px 14px -8px rgba(28, 25, 22, 0.15);
  transition:
    background 0.25s ease,
    border-color 0.25s ease,
    color 0.25s ease;
}

.hero__sound-toggle:hover {
  background: rgba(255, 255, 255, 0.8);
  border-color: var(--gold-500);
  color: var(--gold-500);
}

.hero__sound-icon {
  display: none;
}
.hero__sound-toggle[aria-pressed="false"] .hero__sound-icon--muted {
  display: block;
}
.hero__sound-toggle[aria-pressed="true"] .hero__sound-icon--on {
  display: block;
}
.hero__sound-toggle[aria-pressed="true"] {
  color: var(--gold-500);
}

.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  color: var(--gold-600);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  opacity: 0.85;
  font-weight: 500;
}

html[data-lang="zh"] .hero__scroll-hint {
  letter-spacing: var(--tracking-wider);
  text-transform: none;
}

.hero__scroll-hint::after {
  content: "";
  display: block;
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, var(--gold-500), transparent);
  animation: scrollPulse 2.4s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%,
  100% {
    transform: scaleY(0.4);
    transform-origin: top;
    opacity: 0.3;
  }
  50% {
    transform: scaleY(1);
    transform-origin: top;
    opacity: 1;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: 0;
    height: auto;
    aspect-ratio: 16 / 9;
  }
  .hero__video {
    object-fit: contain;
  }
  .hero__scroll-hint,
  .hero__unmute,
  .hero__sound-toggle {
    display: none;
  }
}

/* ================ PILLARS / STRATEGIC OBJECTIVE ================ */
.strategy-visual {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
  border: 1px solid rgba(28, 25, 22, 0.06);
  background: linear-gradient(135deg, #ffffff 0%, var(--ink-700) 100%);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.strategy-visual__photo {
  margin: 0;
  min-height: 360px;
  position: relative;
  overflow: hidden;
}

.strategy-visual__photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      270deg,
      rgba(255, 255, 255, 0.05) 0%,
      rgba(255, 255, 255, 0) 60%
    ),
    linear-gradient(180deg, rgba(168, 123, 30, 0.04), transparent 50%);
  pointer-events: none;
}

.strategy-visual__photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02);
  transform: scale(1.02);
}

.strategy-visual__panel {
  align-self: stretch;
  padding: var(--space-7);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid rgba(168, 123, 30, 0.2);
  background: rgba(255, 255, 255, 0.5);
}

.strategy-visual__label {
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--gold-600);
  font-weight: 600;
}

html[data-lang="zh"] .strategy-visual__label {
  letter-spacing: var(--tracking-wider);
  text-transform: none;
}

.strategy-visual__panel h3 {
  font-family: var(--font-serif-en);
  font-size: var(--fs-h2);
  font-weight: 500;
  margin-top: var(--space-4);
  color: var(--ivory);
}

html[data-lang="zh"] .strategy-visual__panel h3 {
  font-family: var(--font-serif-zh);
  font-weight: 600;
}

.strategy-visual__metrics {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.strategy-visual__metrics > span {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
  border-top: 1px solid rgba(28, 25, 22, 0.08);
  color: var(--warm-grey);
  font-size: var(--fs-small);
}

.strategy-visual__metrics strong {
  color: var(--gold-600);
  font-family: var(--font-serif-en);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.08em;
}

@media (max-width: 900px) {
  .strategy-visual {
    grid-template-columns: 1fr;
  }

  .strategy-visual__photo {
    min-height: 280px;
  }

  .strategy-visual__panel {
    border-left: 0;
    border-top: 1px solid rgba(168, 123, 30, 0.2);
    padding: var(--space-6);
  }
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-7);
}

@media (max-width: 900px) {
  .pillars {
    grid-template-columns: 1fr;
  }
}

.pillar {
  padding: var(--space-6) 64px var(--space-6) 0;
  border-top: var(--hairline);
  position: relative;
}

.pillar__icon {
  position: absolute;
  top: var(--space-6);
  right: 0;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(168, 123, 30, 0.32);
  color: var(--gold-600);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow-sm);
}

.pillar__icon svg,
.card-icon svg,
.insight-card__icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.55;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.pillar__number {
  font-family: var(--font-serif-en);
  font-size: clamp(2.5rem, 3vw, 3.5rem);
  font-weight: 400;
  color: var(--gold-600);
  letter-spacing: -0.02em;
  line-height: 1;
  display: block;
}

.pillar__label {
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--gold-600);
  margin-top: var(--space-4);
  display: block;
  font-weight: 600;
}

html[data-lang="zh"] .pillar__label {
  letter-spacing: var(--tracking-wider);
}

.pillar__title {
  font-family: var(--font-serif-en);
  font-size: var(--fs-h3);
  font-weight: 500;
  margin-top: var(--space-3);
  color: var(--ivory);
}

html[data-lang="zh"] .pillar__title {
  font-family: var(--font-serif-zh);
  font-weight: 600;
}

.pillar__body {
  margin-top: var(--space-4);
  color: var(--warm-grey);
  line-height: var(--lh-relaxed);
  font-size: var(--fs-body);
}

/* ================ PRODUCTS GRID ================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-7);
}

.products-grid .card {
  grid-column: span 2;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-right: calc(var(--space-6) + 56px);
  background:
    linear-gradient(145deg, rgba(168, 123, 30, 0.04), transparent 50%),
    var(--ink-800);
}

.products-grid .card:nth-child(4) {
  grid-column: span 3;
}
.products-grid .card:nth-child(5) {
  grid-column: span 3;
}

@media (max-width: 900px) {
  .products-grid {
    grid-template-columns: 1fr 1fr;
  }
  .products-grid .card,
  .products-grid .card:nth-child(4),
  .products-grid .card:nth-child(5) {
    grid-column: span 1;
  }
}

@media (max-width: 560px) {
  .products-grid {
    grid-template-columns: 1fr;
  }

  .pillar,
  .products-grid .card,
  .insight-card {
    padding-right: var(--space-6);
    padding-top: calc(var(--space-6) + 54px);
  }
}

.card-link {
  margin-top: var(--space-5);
  font-size: var(--fs-small);
  color: var(--gold-600);
  letter-spacing: var(--tracking-wide);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 500;
}

.card-link::after {
  content: "→";
  transition: transform var(--transition-base);
}

.card:hover .card-link::after {
  transform: translateX(4px);
}

.card-icon {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(168, 123, 30, 0.3);
  color: var(--gold-600);
  background: rgba(255, 255, 255, 0.65);
}

/* ================ STATS BAND ================ */
.stats-band {
  position: relative;
  background:
    linear-gradient(
      90deg,
      rgba(251, 249, 244, 0.92),
      rgba(251, 249, 244, 0.82)
    ),
    url("../assets/img/bay.png") center / cover no-repeat,
    var(--ink-950);
  padding: var(--space-8) 0;
  border-top: var(--hairline);
  border-bottom: var(--hairline);
  margin-top: var(--space-9);
  overflow: hidden;
}

.stats-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(168, 123, 30, 0.06), transparent 45%),
    radial-gradient(circle at 82% 18%, rgba(168, 123, 30, 0.1), transparent 32%);
  pointer-events: none;
}

.stats-band .container {
  position: relative;
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-7);
  }
}

.stat {
  text-align: left;
  padding-left: var(--space-5);
  border-left: 1px solid rgba(168, 123, 30, 0.45);
}

.stat__value {
  font-family: var(--font-serif-en);
  font-size: clamp(2.5rem, 4.5vw, 4.25rem);
  font-weight: 400;
  color: var(--gold-600);
  line-height: 1;
  letter-spacing: -0.02em;
}

html[data-lang="zh"] .stat__value {
  font-family: var(--font-serif-zh);
  font-weight: 500;
}

.stat-num {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

.stat__label {
  margin-top: var(--space-4);
  font-size: var(--fs-small);
  color: var(--ivory-dim);
  letter-spacing: 0.04em;
  line-height: var(--lh-snug);
}

.stat__sublabel {
  margin-top: var(--space-2);
  font-size: var(--fs-micro);
  color: var(--warm-grey-dim);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

html[data-lang="zh"] .stat__sublabel {
  text-transform: none;
}

/* ================ INSIGHTS TEASER ================ */
.insights-teaser {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-7);
}

@media (max-width: 900px) {
  .insights-teaser {
    grid-template-columns: 1fr;
  }
}

.insight-card {
  padding: var(--space-6);
  padding-right: calc(var(--space-6) + 58px);
  border: 1px solid rgba(168, 123, 30, 0.22);
  background: var(--ink-900);
  position: relative;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition:
    border-color var(--transition-base),
    background-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
  overflow: hidden;
}

.insight-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      180deg,
      rgba(20, 18, 15, 0.18) 0%,
      rgba(20, 18, 15, 0.05) 28%,
      rgba(20, 18, 15, 0.58) 72%,
      rgba(20, 18, 15, 0.84) 100%
    ),
    linear-gradient(145deg, rgba(168, 123, 30, 0.22), transparent 48%);
  opacity: 1;
  transition: opacity var(--transition-base);
  pointer-events: none;
  z-index: 1;
}

.insight-card:hover {
  border-color: var(--gold-500);
  background: var(--ink-900);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.insight-card:hover::before {
  opacity: 1;
}

.insight-card__icon {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(244, 236, 220, 0.28);
  color: #f7f1e3;
  background: rgba(27, 23, 19, 0.42);
  backdrop-filter: blur(10px);
  z-index: 2;
}

.insight-card__meta {
  position: relative;
  z-index: 2;
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: rgba(247, 241, 227, 0.84);
  font-weight: 600;
  text-shadow: 0 1px 10px rgba(20, 18, 15, 0.45);
}

.insight-card__media {
  position: absolute;
  inset: 0;
  display: block;
  overflow: hidden;
  background: rgba(168, 123, 30, 0.08);
}

.insight-card__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition:
    transform var(--transition-base),
    filter var(--transition-base);
  filter: saturate(0.88) contrast(0.98) brightness(0.84);
}

.insight-card:hover .insight-card__media img {
  transform: scale(1.03);
  filter: saturate(0.94) contrast(1.01) brightness(0.88);
}

.insight-card__title {
  position: relative;
  z-index: 2;
  font-family: var(--font-serif-en);
  font-size: var(--fs-h3);
  font-weight: 500;
  margin-top: var(--space-4);
  color: #fffaf0;
  text-shadow: 0 4px 24px rgba(15, 12, 10, 0.5);
  max-width: 13ch;
}

html[data-lang="zh"] .insight-card__title {
  font-family: var(--font-serif-zh);
  font-weight: 500;
}

/* ================ CTA BAND ================ */
.cta-band {
  text-align: center;
  padding: var(--section-y) var(--container-pad);
}

.cta-band .section-title {
  /* max-width: 900px; */
  margin-inline: auto;
}

.cta-band .btn {
  margin-top: var(--space-6);
}

/* ================ SECTION HEAD ================ */
.section-head {
  max-width: 760px;
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.section-head--center .gold-rule {
  margin-inline: auto;
}

/* ================ SERVICE SECTION (products.html) ================ */
.service {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-8);
  align-items: start;
  padding-block: var(--section-y);
}

.service + .service {
  border-top: var(--hairline);
}

@media (max-width: 900px) {
  .service {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

.service__index {
  font-family: var(--font-serif-en);
  font-size: var(--fs-h2);
  color: var(--gold-600);
  font-weight: 400;
  line-height: 1;
  margin-bottom: var(--space-3);
  display: block;
}

.service__title {
  font-family: var(--font-serif-en);
  font-size: var(--fs-h1);
  font-weight: 500;
  color: var(--ivory);
  margin-bottom: var(--space-2);
}

html[data-lang="zh"] .service__title {
  font-family: var(--font-serif-zh);
  font-weight: 600;
}

.service__subtitle {
  color: var(--warm-grey);
  font-size: var(--fs-lead);
  letter-spacing: 0.02em;
}

.service__body {
  margin-top: var(--space-5);
  color: var(--ivory-dim);
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  max-width: 60ch;
}

html[data-lang="zh"] .service__body {
  line-height: 1.9;
}

.service__aside {
  background: var(--ink-800);
  padding: var(--space-6);
  border: var(--hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(var(--header-h-scrolled) + var(--space-5));
}

.service__aside h4 {
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--gold-600);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

html[data-lang="zh"] .service__aside h4 {
  letter-spacing: var(--tracking-wider);
}

.service__aside p {
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
  color: var(--ivory-dim);
}

.service__launch-link {
  display: inline-flex;
  margin-top: var(--space-6);
  font-size: var(--fs-small);
  color: var(--gold-600);
  letter-spacing: var(--tracking-wide);
  border-top: var(--hairline);
  padding-top: var(--space-4);
  width: 100%;
  font-weight: 500;
}

/* anchor nav on products page */
.anchor-nav {
  position: sticky;
  top: var(--header-h-scrolled);
  z-index: 10;
  background: rgba(251, 249, 244, 0.9);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border-bottom: var(--hairline);
}

.anchor-nav__inner {
  display: flex;
  gap: var(--space-6);
  padding: var(--space-4) var(--container-pad);
  overflow-x: auto;
  max-width: var(--container-max);
  margin-inline: auto;
  scrollbar-width: none;
}

.anchor-nav__inner::-webkit-scrollbar {
  display: none;
}

.anchor-nav a {
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--warm-grey);
  white-space: nowrap;
  padding: var(--space-2) 0;
  border-bottom: 1px solid transparent;
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast);
}

html[data-lang="zh"] .anchor-nav a {
  letter-spacing: var(--tracking-wider);
  text-transform: none;
}

.anchor-nav a:hover,
.anchor-nav a.is-active {
  color: var(--gold-600);
  border-bottom-color: var(--gold-500);
}

/* ================ PRODUCT LAUNCH + INSIGHTS PLACEHOLDER ================ */
.placeholder-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-7);
}

@media (max-width: 900px) {
  .placeholder-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .placeholder-grid {
    grid-template-columns: 1fr;
  }
}

.placeholder-card {
  position: relative;
  background: var(--ink-800);
  border: 1px dashed rgba(168, 123, 30, 0.32);
  padding: var(--space-6);
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.placeholder-card::before {
  content: "";
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 24px;
  height: 24px;
  border-top: 1px solid var(--gold-500);
  border-right: 1px solid var(--gold-500);
}

.placeholder-card::after {
  content: "";
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-4);
  width: 24px;
  height: 24px;
  border-bottom: 1px solid var(--gold-500);
  border-left: 1px solid var(--gold-500);
}

.placeholder-card__tag {
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--gold-600);
  font-weight: 600;
}

.placeholder-card__title {
  font-family: var(--font-serif-en);
  font-size: var(--fs-h3);
  font-weight: 500;
  color: var(--ivory-dim);
  margin-top: var(--space-4);
}

html[data-lang="zh"] .placeholder-card__title {
  font-family: var(--font-serif-zh);
  font-weight: 500;
}

.placeholder-card__status {
  margin-top: var(--space-5);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--warm-grey-dim);
}

html[data-lang="zh"] .placeholder-card__status {
  letter-spacing: var(--tracking-wider);
  text-transform: none;
}

/* Insights featured card */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(280px, auto);
  gap: var(--space-5);
  margin-top: var(--space-7);
}

.insights-grid .placeholder-card:first-child {
  grid-column: span 2;
  grid-row: span 2;
  min-height: 560px;
}

@media (max-width: 900px) {
  .insights-grid {
    grid-template-columns: 1fr 1fr;
  }
  .insights-grid .placeholder-card:first-child {
    grid-column: span 2;
    grid-row: span 1;
    min-height: 320px;
  }
}

@media (max-width: 560px) {
  .insights-grid {
    grid-template-columns: 1fr;
  }
  .insights-grid .placeholder-card:first-child {
    grid-column: span 1;
  }
}

/* filter chips */
.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.chip {
  padding: 8px 16px;
  border: var(--hairline);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-wide);
  color: var(--warm-grey);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.chip:hover {
  color: var(--gold-600);
  border-color: var(--gold-500);
  background: #ffffff;
}
.chip.is-active {
  background: var(--gold-gradient);
  color: var(--ink-deep);
  border-color: transparent;
  box-shadow: 0 2px 8px -2px rgba(168, 123, 30, 0.35);
}

/* ================ PAGE HEADER ================ */
.page-header {
  padding-top: calc(var(--header-h) + var(--space-9));
  padding-bottom: var(--space-8);
  background:
    radial-gradient(
      ellipse at 20% 0%,
      rgba(168, 123, 30, 0.06),
      transparent 55%
    ),
    linear-gradient(180deg, var(--ink-950) 0%, var(--ink-900) 100%);
  border-bottom: var(--hairline);
}

.page-header .eyebrow {
  color: var(--gold-600);
}

.page-header__title {
  font-family: var(--font-serif-en);
  font-size: var(--fs-display);
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-top: var(--space-4);
  line-height: 1.05;
}

html[data-lang="zh"] .page-header__title {
  font-family: var(--font-serif-zh);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.15;
}

.page-header__lead {
  max-width: 56ch;
  margin-top: var(--space-5);
  color: var(--ivory-dim);
  font-size: var(--fs-lead);
  line-height: var(--lh-relaxed);
}

/* ================ ABOUT / TEAM ================ */
.profile-prose {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  margin-top: var(--space-7);
}

@media (max-width: 900px) {
  .profile-prose {
    grid-template-columns: 1fr;
  }
}

.profile-prose p {
  color: var(--ivory-dim);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-5);
  font-size: var(--fs-body);
}

html[data-lang="zh"] .profile-prose p {
  line-height: 1.9;
}

.profile-prose > div:first-child p:first-child::first-letter {
  font-family: var(--font-serif-en);
  font-size: 4.5em;
  float: left;
  line-height: 0.85;
  margin-right: 0.08em;
  margin-top: 0.05em;
  color: var(--gold-600);
  font-weight: 400;
}

html[data-lang="zh"]
  .profile-prose
  > div:first-child
  p:first-child::first-letter {
  font-family: var(--font-serif-zh);
  font-weight: 700;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-7);
}

@media (max-width: 900px) {
  .team-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .team-grid {
    grid-template-columns: 1fr;
  }
}

.team-card {
  background: var(--ink-800);
  border: 1px solid rgba(28, 25, 22, 0.06);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition:
    border-color var(--transition-base),
    transform var(--transition-base),
    box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

.team-card:hover {
  border-color: rgba(168, 123, 30, 0.42);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.team-card__portrait {
  aspect-ratio: 3 / 4;
  background: var(--ink-700);
  overflow: hidden;
  position: relative;
}

.team-card__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: saturate(0.95) contrast(1.02) brightness(1.01);
  transition: transform var(--transition-slow);
}

.team-card:hover .team-card__portrait img {
  transform: scale(1.03);
}

.team-card__body {
  padding: var(--space-6);
}

.team-card__name {
  font-family: var(--font-serif-en);
  font-size: var(--fs-h3);
  font-weight: 500;
  color: var(--ivory);
}

html[data-lang="zh"] .team-card__name {
  font-family: var(--font-serif-zh);
  font-weight: 600;
}

.team-card__title {
  color: var(--gold-600);
  font-size: var(--fs-small);
  letter-spacing: 0.03em;
  margin-top: var(--space-2);
  line-height: var(--lh-snug);
  font-weight: 500;
}

.team-card__summary {
  color: var(--warm-grey);
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
  margin-top: var(--space-4);
}

.team-card__toggle {
  margin-top: var(--space-5);
  font-size: var(--fs-small);
  color: var(--gold-600);
  letter-spacing: var(--tracking-wide);
  display: inline-flex;
  gap: var(--space-2);
  align-items: center;
  padding-top: var(--space-4);
  border-top: var(--hairline);
  width: 100%;
  justify-content: space-between;
  font-weight: 500;
}

.team-card__full {
  margin-top: var(--space-4);
  color: var(--ivory-dim);
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.team-card__full p + p {
  margin-top: var(--space-3);
}

.team-card.is-open .team-card__full {
  max-height: 2400px;
}

.team-card.is-open .team-card__toggle-icon {
  transform: rotate(45deg);
}

.team-card__toggle-icon {
  transition: transform var(--transition-base);
  display: inline-block;
  font-family: var(--font-sans-en);
}

/* Global Presence */
.presence {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-7);
  padding: var(--space-7) 0;
  border-top: var(--hairline);
  border-bottom: var(--hairline);
}

@media (max-width: 768px) {
  .presence {
    grid-template-columns: 1fr;
  }
}

.presence__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.presence__marker {
  color: var(--gold-600);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 600;
}

html[data-lang="zh"] .presence__marker {
  letter-spacing: var(--tracking-wider);
  text-transform: none;
}

.presence__marker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold-gradient);
  box-shadow: 0 0 0 3px rgba(168, 123, 30, 0.18);
}

.presence__region {
  font-family: var(--font-serif-en);
  font-size: var(--fs-h3);
  color: var(--ivory);
  font-weight: 500;
}

html[data-lang="zh"] .presence__region {
  font-family: var(--font-serif-zh);
  font-weight: 600;
}

.presence__scope {
  color: var(--warm-grey);
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
}

/* ================ CONTACT ================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-9);
  margin-top: var(--space-7);
  align-items: start;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-7);
  }
}

.contact-email-link {
  display: block;
  font-family: var(--font-serif-en);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 400;
  color: var(--ivory);
  letter-spacing: -0.005em;
  word-break: break-all;
  margin-top: var(--space-4);
  position: relative;
  padding-bottom: var(--space-4);
  transition: color var(--transition-base);
}

.contact-email-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 48px;
  height: 1px;
  background: var(--gold-gradient);
  transition: width var(--transition-slow);
}

.contact-email-link:hover {
  color: var(--gold-600);
}

.contact-email-link:hover::after {
  width: 120px;
}

.contact-meta {
  margin-top: var(--space-6);
  color: var(--warm-grey);
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
}

.contact-meta dt {
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--gold-600);
  margin-top: var(--space-5);
  font-weight: 600;
}

html[data-lang="zh"] .contact-meta dt {
  letter-spacing: var(--tracking-wider);
  text-transform: none;
}

.contact-meta dd {
  margin: var(--space-2) 0 0;
  color: var(--ivory-dim);
}

/* decorative map */
.map-diagram {
  position: relative;
  aspect-ratio: 4 / 3;
  background:
    radial-gradient(
      ellipse at 30% 30%,
      rgba(168, 123, 30, 0.05),
      transparent 60%
    ),
    var(--ink-800);
  border: var(--hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5);
  overflow: hidden;
}

.map-diagram svg {
  width: 100%;
  height: 100%;
}

/* ================ MOTION & REVEAL ANIMATIONS ================ */

/* Generic reveal: fade + slide up. JS adds .reveal synchronously so the
   element snaps to its hidden state (no transition involved). When .is-visible
   is added, a one-shot CSS animation plays — animations don't leave a
   lingering transition rule, so card hover transitions still feel snappy. */
.reveal {
  opacity: 0;
  transform: translate3d(0, 28px, 0);
  will-change: opacity, transform;
}

.reveal.is-visible {
  animation: revealIn 800ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes revealIn {
  from {
    opacity: 0;
    transform: translate3d(0, 28px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* Stagger children inside any container marked .reveal-stagger */
.reveal-stagger > .reveal.is-visible:nth-child(2) {
  animation-delay: 90ms;
}
.reveal-stagger > .reveal.is-visible:nth-child(3) {
  animation-delay: 180ms;
}
.reveal-stagger > .reveal.is-visible:nth-child(4) {
  animation-delay: 270ms;
}
.reveal-stagger > .reveal.is-visible:nth-child(5) {
  animation-delay: 360ms;
}
.reveal-stagger > .reveal.is-visible:nth-child(6) {
  animation-delay: 450ms;
}

/* Gold rule slides out from a hairline — only collapses when its ancestor
   has been tagged as a reveal target, so rules outside observed regions
   stay rendered normally. */
.reveal .gold-rule {
  transform-origin: left center;
  transform: scaleX(0);
}

.reveal .section-head--center .gold-rule,
.reveal.section-head--center .gold-rule {
  transform-origin: center center;
}

.reveal.is-visible .gold-rule {
  animation: goldRuleIn 900ms cubic-bezier(0.22, 1, 0.36, 1) 200ms forwards;
}

@keyframes goldRuleIn {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

.section-title {
  position: relative;
}

/* Card hover glow — soft radial that follows the cursor */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    600px circle at var(--mx, 50%) var(--my, 0%),
    rgba(214, 172, 73, 0.12),
    transparent 40%
  );
  opacity: 0;
  transition: opacity 400ms ease;
  pointer-events: none;
}

.card:hover::after {
  opacity: 1;
}

/* Pillar number gets a slow gold tint on view */
.pillar__number {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: filter 600ms ease;
}

.pillar:hover .pillar__number {
  filter: drop-shadow(0 4px 14px rgba(214, 172, 73, 0.35));
}

/* Stat values: subtle inner rise behind the parent reveal */
.stat.reveal .stat__value {
  display: inline-block;
}
.stat.reveal.is-visible .stat__value {
  animation: statValueIn 900ms cubic-bezier(0.22, 1, 0.36, 1) 220ms both;
}

@keyframes statValueIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero scroll hint — gentle bob to invite the snap, plus initial fade */
.hero__scroll-hint {
  animation:
    heroHintFade 1100ms ease-out 700ms both,
    heroHintFloat 3.6s ease-in-out 1800ms infinite;
}

@keyframes heroHintFade {
  from {
    opacity: 0;
    transform: translate(-50%, 12px);
  }
  to {
    opacity: 0.85;
    transform: translate(-50%, 0);
  }
}

@keyframes heroHintFloat {
  0%,
  100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, 6px);
  }
}

.hero__sound-toggle {
  animation: heroFadeIn 1100ms ease-out 700ms both;
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroUnmuteIn {
  from {
    opacity: 0;
    transform: translate(-50%, calc(-50% + 12px)) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

/* Strategy visual photo: slow ken-burns on view */
.strategy-visual.is-visible .strategy-visual__photo img {
  animation: photoDrift 18s ease-in-out 200ms infinite alternate;
}

@keyframes photoDrift {
  0% {
    transform: scale(1.02) translate3d(0, 0, 0);
  }
  100% {
    transform: scale(1.08) translate3d(-1.2%, -0.6%, 0);
  }
}

/* Card icons get a soft entrance flicker once their card reveals */
.card.is-visible .card-icon,
.pillar.is-visible .pillar__icon,
.insight-card.is-visible .insight-card__icon {
  animation: iconPop 700ms cubic-bezier(0.22, 1, 0.36, 1) 220ms both;
}

@keyframes iconPop {
  0% {
    opacity: 0;
    transform: translateY(-6px) scale(0.92);
  }
  60% {
    opacity: 1;
    transform: translateY(0) scale(1.04);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* CTA button breathing pulse to draw attention when in view */
.cta-band.is-visible .btn--gold {
  animation: ctaPulse 2.6s ease-in-out 600ms infinite;
}

@keyframes ctaPulse {
  0%,
  100% {
    box-shadow:
      0 1px 0 rgba(255, 255, 255, 0.35) inset,
      0 4px 14px -6px rgba(168, 123, 30, 0.45);
  }
  50% {
    box-shadow:
      0 1px 0 rgba(255, 255, 255, 0.4) inset,
      0 10px 30px -8px rgba(168, 123, 30, 0.65);
  }
}

/* Honor reduced motion across all the additions above. JS already skips
   adding .reveal in this case, but keep these as a safety net. */
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal .gold-rule,
  .reveal .stat__value {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
  }
  .hero__scroll-hint,
  .hero__unmute,
  .hero__sound-toggle,
  .cta-band.is-visible .btn--gold,
  .strategy-visual.is-visible .strategy-visual__photo img,
  .card.is-visible .card-icon,
  .pillar.is-visible .pillar__icon,
  .insight-card.is-visible .insight-card__icon {
    animation: none !important;
  }
}