:root {
  --color-canvas: #f5f7f9;
  --color-surface: #ffffff;
  --color-surface-soft: #eef2f5;
  --color-research-paper: #f2f5f8;
  --color-ink: #1d1d1f;
  --color-ink-soft: #4c5863;
  --color-muted: #7a8792;
  --color-action: #3b6f98;
  --color-action-dark: #28516f;
  --color-verdigris: #70899b;
  --color-bronze: #6f8291;
  --color-focus: #4e86b3;
  --color-line: rgba(29, 29, 31, 0.11);
  --color-line-strong: rgba(29, 29, 31, 0.2);
  --font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Source Han Serif SC", "Noto Serif CJK SC", serif;
  --font-body: "Avenir Next", Avenir, "PingFang SC", "Noto Sans CJK SC", "Segoe UI", sans-serif;
  --font-utility: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.75rem;
  --space-8: 7.5rem;
  --space-paragraph: 0.9rem;
  --radius: 0.125rem;
  --radius-control: 0.25rem;
  --max-width: 75rem;
  --reading-width: 44rem;
  --header-height: 4.5rem;
  --shadow-menu: 0 1.25rem 3.75rem rgba(29, 29, 31, 0.12);
  color-scheme: light;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1rem);
  scrollbar-color: var(--color-verdigris) var(--color-canvas);
  scrollbar-width: thin;
}

html::-webkit-scrollbar { width: 0.75rem; height: 0.75rem; }
html::-webkit-scrollbar-track { background: var(--color-canvas); }
html::-webkit-scrollbar-thumb { border: 0.2rem solid var(--color-canvas); background: var(--color-verdigris); }
html::-webkit-scrollbar-thumb:hover { background: var(--color-action); }

body {
  margin: 0;
  overflow-wrap: break-word;
  background: var(--color-canvas);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }

a {
  color: var(--color-action);
  text-decoration-color: rgba(49, 90, 112, 0.42);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.24em;
  transition: color 160ms ease, text-decoration-color 160ms ease;
}

a:hover { color: var(--color-action-dark); text-decoration-color: currentColor; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 4px; }
::selection { background: rgba(49, 90, 112, 0.2); color: var(--color-ink); }

.skip-link {
  position: fixed;
  left: var(--space-3);
  top: var(--space-3);
  z-index: 100;
  transform: translateY(-180%);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  color: var(--color-ink);
  padding: 0.72rem 1rem;
  box-shadow: var(--shadow-menu);
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  height: var(--header-height);
  border-bottom: 1px solid rgba(245, 247, 249, 0.16);
  background: rgba(18, 22, 20, 0.86);
  color: var(--color-surface);
  backdrop-filter: blur(14px) saturate(115%);
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(245, 247, 249, 0.96);
  border-bottom-color: var(--color-line-strong);
  color: var(--color-ink);
}

.site-header:not(.is-scrolled) .brand,
.site-header:not(.is-scrolled) .nav-links a,
.site-header:not(.is-scrolled) .nav-toggle {
  color: var(--color-surface);
}

.site-header:not(.is-scrolled) .nav-links a:hover,
.site-header:not(.is-scrolled) .nav-links a.is-active {
  color: #ffffff;
}

.site-header:not(.is-scrolled) .nav-links a::after {
  background: var(--color-surface);
}

.site-header:not(.is-scrolled) .language-link,
.site-header:not(.is-scrolled) .nav-toggle {
  border-color: rgba(245, 247, 249, 0.5);
}

.nav-shell {
  width: min(100% - 2.5rem, var(--max-width));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.78rem;
  color: var(--color-ink);
  text-decoration: none;
  font-weight: 650;
}

.brand:hover { color: var(--color-action); }

.brand-mark {
  width: 2.25rem;
  height: 2.25rem;
  display: inline-grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 0.875rem;
  line-height: 1;
}

.brand-name { white-space: nowrap; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-family: var(--font-utility);
  font-size: 0.875rem;
  letter-spacing: 0.03em;
}

.nav-links a { position: relative; color: var(--color-ink-soft); text-decoration: none; }

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.45rem;
  height: 1px;
  background: var(--color-action);
  opacity: 0;
  transform: scaleX(0.25);
  transform-origin: left;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-links a:hover, .nav-links a.is-active { color: var(--color-action-dark); }
.nav-links a:hover::after, .nav-links a.is-active::after { opacity: 1; transform: scaleX(1); }

.language-link {
  min-height: 2rem;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-control);
  padding: 0.22rem 0.68rem;
}

.language-link::after { display: none; }

.nav-toggle {
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--color-line-strong);
  border-radius: 50%;
  background: transparent;
  color: var(--color-ink);
  display: none;
  place-items: center;
  padding: 0;
  cursor: pointer;
}

.nav-toggle span {
  width: 1.1rem;
  height: 1px;
  background: currentColor;
  grid-area: 1 / 1;
  transition: transform 180ms ease;
}

.nav-toggle span:first-child { transform: translateY(-0.25rem); }
.nav-toggle span:last-child { transform: translateY(0.25rem); }
.nav-toggle[aria-expanded="true"] span:first-child { transform: rotate(42deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: rotate(-42deg); }

.hero {
  position: relative;
  min-height: max(46rem, 94svh);
  display: grid;
  align-items: end;
  overflow: clip;
  border-bottom: 1px solid var(--color-line-strong);
  background: var(--color-ink);
  color: var(--color-surface);
  padding: calc(var(--header-height) + var(--space-6)) 0 var(--space-7);
}

.hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: grayscale(1) contrast(1.06);
  animation: portrait-enter 900ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.portrait-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(29, 29, 31, 0.96) 0%, rgba(29, 29, 31, 0.78) 46%, rgba(29, 29, 31, 0.28) 100%),
    linear-gradient(180deg, rgba(29, 29, 31, 0.06) 0%, rgba(29, 29, 31, 0.88) 100%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(100% - 2.5rem, var(--max-width));
  margin: 0 auto;
}

.hero h1 {
  width: min(100%, 48rem);
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3.6rem, 5.8vw, 5.8rem);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 0.94;
  animation: hero-enter 720ms 80ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-role {
  width: min(100%, 42rem);
  margin: var(--space-4) 0 0;
  color: #d7c08c;
  font-family: var(--font-utility);
  font-size: 1.125rem;
  letter-spacing: 0.025em;
  animation: hero-enter 720ms 150ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.vmv-list {
  width: min(100%, 47rem);
  display: grid;
  margin-top: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(29, 29, 31, 0.16);
  animation: hero-enter 720ms 220ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.vmv-list p {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: var(--space-3);
  margin: 0;
  padding: 0.86rem 1rem;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(29, 29, 31, 0.62);
}

.vmv-list p + p { border-top: 1px solid rgba(255, 255, 255, 0.2); }

.vmv-list span {
  color: var(--color-canvas);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
  animation: hero-enter 720ms 290ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.button {
  min-height: 2.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid currentColor;
  border-radius: var(--radius-control);
  padding: 0.72rem 1rem;
  font-weight: 650;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.button:hover { transform: translateY(-1px); }
.button:active { transform: translateY(0); }
.button-primary { background: var(--color-action); border-color: var(--color-action); color: var(--color-surface); }
.button-primary:hover { background: var(--color-action-dark); border-color: var(--color-action-dark); color: var(--color-surface); }
.button-secondary { border-color: var(--color-line-strong); color: var(--color-ink); }
.button-secondary:hover { border-color: var(--color-action); color: var(--color-action-dark); }
.hero .button-primary { background: var(--color-surface); border-color: var(--color-surface); color: var(--color-ink); }
.hero .button-primary:hover { background: var(--color-canvas); border-color: var(--color-canvas); color: var(--color-action-dark); }
.hero .button-secondary { border-color: rgba(255, 255, 255, 0.62); color: var(--color-surface); }
.hero .button-secondary:hover { border-color: var(--color-surface); color: var(--color-surface); }

.section {
  position: relative;
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--color-line);
}

.section-inner { width: min(100% - 2.5rem, var(--max-width)); margin: 0 auto; }

.two-column {
  display: grid;
  grid-template-columns: minmax(17rem, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: start;
}

.two-column.reverse { grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr); }
.section-heading { max-width: 40rem; }
.two-column > .section-heading { position: sticky; top: calc(var(--header-height) + 2rem); }
.section-heading.compact { max-width: 51rem; margin-bottom: var(--space-7); }
.section-about .section-heading h2 { max-width: 22ch; }

.section-overview-copy { min-width: 0; }

.section-overview-lead {
  max-width: var(--reading-width);
  margin: 0 0 var(--space-6);
  color: var(--color-ink-soft);
}

.section-overview-lead-marked {
  border-left: 2px solid var(--color-action);
  padding-left: var(--space-4);
}

.section h2 {
  margin: 0;
  max-width: 18ch;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.85rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.12;
}

.section h3 { margin: 0; color: var(--color-ink); font-size: 1.15rem; line-height: 1.4; }
.section-copy { max-width: var(--reading-width); }

.section-copy p,
.section-heading.compact p,
.service-card p,
.research-item p,
.feature-card p,
.activity-card p,
.telos-note p,
.contact-panel p,
.section-telos p { color: var(--color-ink-soft); }

.section-copy > p,
.section-heading.compact > p,
.research-item > p:not(.research-label),
.telos-note p,
.contact-panel p {
  margin-block: 0;
}

.section-copy > p,
.section-heading.compact > p,
.research-item > p:not(.research-label),
.telos-note p,
.contact-panel p {
  max-width: var(--reading-width);
}

.section-copy > p + p,
.section-heading.compact > p + p,
.research-item > p:not(.research-label) + p,
.telos-note p + p,
.contact-panel p + p {
  margin-block-start: var(--space-paragraph);
}

.section-heading.compact > h2 + p,
.section-copy > h2 + p,
.research-item > h3 + p,
.service-card > h3 + p {
  margin-block-start: var(--space-paragraph);
}

.section-copy p:first-child { margin-top: 0; }

.section-copy .orientation-quote {
  margin: 0 0 var(--space-5);
  border-left: 2px solid var(--color-action);
  padding-left: var(--space-4);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.1vw, 1.62rem);
  line-height: 1.42;
}

.eyebrow, .research-label, .card-label {
  margin: 0 0 var(--space-2);
  color: var(--color-verdigris);
  font-family: var(--font-utility);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.055em;
  line-height: 1.5;
  text-transform: uppercase;
}

.principle-list { margin: var(--space-6) 0 0; border-top: 1px solid var(--color-line-strong); }

.principle-list div {
  display: grid;
  grid-template-columns: minmax(8rem, 0.32fr) minmax(0, 0.68fr);
  gap: var(--space-5);
  border-bottom: 1px solid var(--color-line);
  padding: var(--space-4) 0;
}

.principle-list dt { color: var(--color-ink); font-family: var(--font-utility); font-size: 0.78rem; font-weight: 700; }
.principle-list dd { margin: 0; color: var(--color-muted); }

.telos-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(10rem, 12rem);
  gap: var(--space-5);
  align-items: center;
  margin-top: var(--space-7);
  border-top: 1px solid var(--color-line-strong);
  border-bottom: 1px solid var(--color-line-strong);
  border-left: 3px solid var(--color-action);
  background: var(--color-surface);
  padding: var(--space-5);
}

.telos-note h3 { font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.45rem); font-weight: 400; line-height: 1.05; }
.telos-note img { width: 100%; height: auto; aspect-ratio: auto; object-fit: contain; border: 1px solid var(--color-line); background: #fff; }
.section-ongoing { background: var(--color-surface); }
.activity-grid { border-bottom: 1px solid var(--color-line-strong); }

.activity-card {
  display: grid;
  grid-template-columns: 9rem minmax(13rem, 0.76fr) minmax(0, 1.35fr);
  grid-template-areas: "label title body" ". . links";
  gap: var(--space-3) var(--space-5);
  border-top: 1px solid var(--color-line-strong);
  padding: var(--space-5) 0 var(--space-6);
}

.activity-card > .card-label { grid-area: label; }
.activity-card > h3 { grid-area: title; font-family: var(--font-display); font-size: clamp(1.35rem, 2vw, 1.8rem); font-weight: 400; line-height: 1.18; }
.activity-card > p:not(.card-label) { grid-area: body; margin: 0; }

.activity-links {
  grid-area: links;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.2rem;
  margin-top: var(--space-2);
}

.activity-links-stacked { display: grid; justify-items: start; }

.activity-card a, .feature-card a, .social-link {
  color: var(--color-action);
  font-family: var(--font-utility);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
}

.activity-card a::after, .feature-card a::after, .social-link::after { content: " ↗"; }
.activity-card a:hover, .feature-card a:hover, .social-link:hover { color: var(--color-action-dark); text-decoration: underline; text-underline-offset: 0.32em; }
.activity-note, .activity-reading { margin: 0; }
.section-advisory { background: var(--color-canvas); }

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 var(--space-7);
  border-bottom: 1px solid var(--color-line-strong);
}

.service-card { min-height: 0; display: block; border-top: 1px solid var(--color-line-strong); padding: var(--space-5) 0 var(--space-6); }
.service-index { display: none; }
.service-card h3 { max-width: 28rem; font-family: var(--font-display); font-size: clamp(1.45rem, 2.2vw, 2rem); font-weight: 400; line-height: 1.15; }
.service-card p { max-width: 36rem; margin: var(--space-paragraph) 0 0; }

.archive-heading { max-width: 48rem; margin: var(--space-8) 0 var(--space-5); }
.archive-heading h3 { font-family: var(--font-display); font-size: clamp(1.6rem, 2.4vw, 1.75rem); font-weight: 400; letter-spacing: 0; line-height: 1.2; }
.archive-heading p:last-child { color: var(--color-ink-soft); }
.featured-work { display: grid; border-bottom: 1px solid var(--color-line-strong); }

.feature-card {
  min-height: 0;
  display: grid;
  grid-template-columns: 10.5rem minmax(14rem, 0.82fr) minmax(0, 1.35fr);
  grid-template-areas: "label title body" ". . links";
  gap: var(--space-3) var(--space-5);
  border-top: 1px solid var(--color-line-strong);
  background: transparent;
  padding: var(--space-5) 0 var(--space-6);
}

.feature-card > .card-label { grid-area: label; }
.feature-card > h3 { grid-area: title; font-family: var(--font-display); font-size: clamp(1.3rem, 2vw, 1.72rem); font-weight: 400; line-height: 1.22; }
.feature-card > p:not(.card-label) { grid-area: body; margin: 0; }
.feature-card > .project-links, .feature-card > a { grid-area: links; }
.feature-card-with-image { grid-column: auto; }
.feature-card img { width: 100%; max-height: 20rem; object-fit: cover; border: 1px solid var(--color-line); filter: grayscale(0.12) saturate(0.78); }
.feature-card p.publication-citation { color: var(--color-muted); font-family: var(--font-utility); font-size: 0.76rem; line-height: 1.65; }

.project-links { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 0.55rem 1.1rem; margin-top: var(--space-2); }
.project-links a { margin-top: 0; }
.section-research { background: var(--color-research-paper); }
.research-list { display: grid; }

.research-grid {
  grid-template-columns: 1fr;
  gap: 0;
  margin-bottom: var(--space-5);
  border-bottom: 0;
}

.research-item, .research-grid .research-item {
  display: grid;
  grid-template-columns: 8rem minmax(0, var(--reading-width));
  column-gap: var(--space-6);
  align-items: start;
  border: 0;
  background: transparent;
  padding: var(--space-6) 0 var(--space-7);
}
.research-item > .research-label { grid-column: 1; margin-top: 0.35rem; }
.research-item > h3 { grid-column: 2; max-width: 42rem; margin: 0; }
.research-item > p:not(.research-label) { grid-column: 2; max-width: 42rem; margin: var(--space-paragraph) 0 0; }
.research-item h3 { font-family: var(--font-display); font-size: clamp(1.4rem, 2.3vw, 2rem); font-weight: 400; line-height: 1.2; }
.research-item p:last-child { margin-bottom: 0; }
.archive-category + .archive-category { margin-top: var(--space-7); }
.section-research .archive-heading { margin-top: var(--space-5); }

.archive-category-title {
  margin: 0 0 var(--space-3);
  color: var(--color-bronze);
  font-family: var(--font-utility);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.archive-category .featured-work { grid-template-columns: 1fr; border-bottom: 0; }
.research-archive .feature-card { grid-template-columns: 8rem minmax(14rem, 0.9fr) minmax(0, 1.3fr); }
.notes-list { display: grid; border-top: 1px solid var(--color-line-strong); }

.note-link {
  min-height: 5.5rem;
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  gap: var(--space-4);
  align-items: center;
  border-bottom: 1px solid var(--color-line);
  text-decoration: none;
}

.note-link span { color: var(--color-bronze); font-family: var(--font-utility); font-size: 0.72rem; font-weight: 700; }
.note-link strong { color: var(--color-ink); font-family: var(--font-display); font-size: 1.28rem; font-weight: 400; line-height: 1.3; }
.note-link:hover strong { color: var(--color-action); }
.notes-spaced { margin-top: var(--space-5); }
.section-telos { background: var(--color-surface); }
.telos-inner { display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(17rem, 0.8fr); gap: var(--space-7); align-items: center; }
.telos-inner h2 { font-size: clamp(2.75rem, 5vw, 4.5rem); }
.telos-inner img { width: 100%; border: 1px solid var(--color-line); background: #fff; }

.section-contact { background: var(--color-ink); color: var(--color-canvas); }
.section-contact::before { color: rgba(255, 255, 255, 0.62); }
.section-contact h2 { color: var(--color-canvas); }

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(19rem, 0.7fr);
  gap: var(--space-7);
  align-items: start;
}

.contact-panel { border-top: 1px solid rgba(255, 255, 255, 0.45); border-bottom: 1px solid rgba(255, 255, 255, 0.24); padding: var(--space-5) 0; }
.contact-panel p { margin-top: 0; color: rgba(255, 255, 255, 0.76); }
.booking-options { display: grid; gap: 0; margin-top: var(--space-4); border-top: 1px solid rgba(255, 255, 255, 0.24); }

.booking-link {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
  padding: 0.8rem 0;
  color: var(--color-canvas);
  text-decoration: none;
}

.booking-link:hover { color: #fff; border-bottom-color: rgba(255, 255, 255, 0.7); }
.booking-link span { color: rgba(255, 255, 255, 0.68); }
.booking-link strong { color: #d7c08c; font-family: var(--font-utility); font-size: 0.8rem; white-space: nowrap; }

.contact-email {
  display: inline-flex;
  margin-top: var(--space-5);
  color: var(--color-canvas);
  font-family: var(--font-display);
  font-size: clamp(1.28rem, 2.3vw, 1.75rem);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.contact-email:hover, .social-link { color: #d7c08c; }
.social-link { display: block; margin-top: var(--space-4); }

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  background: var(--color-ink);
  color: rgba(255, 255, 255, 0.66);
  padding: var(--space-4) 0;
}

.footer-inner {
  width: min(100% - 2.5rem, var(--max-width));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-utility);
  font-size: 0.72rem;
}

.footer-inner p { margin: 0; }
.footer-links { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-3); }
.footer-links a { color: inherit; text-decoration: none; }
.footer-links a:hover { color: var(--color-canvas); }

@keyframes hero-enter {
  from { opacity: 0; transform: translateY(1.25rem); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes portrait-enter {
  from { opacity: 0; transform: scale(1.025); }
  to { opacity: 1; transform: scale(1); }
}

@media (max-width: 82.5rem) {
}

@media (max-width: 65rem) {
  :root { --space-8: 6rem; }
  .nav-toggle { display: grid; }

  .nav-links {
    position: fixed;
    top: calc(var(--header-height) + 0.6rem);
    left: 1rem;
    right: 1rem;
    display: grid;
    gap: 0;
    border: 1px solid var(--color-line-strong);
    border-radius: var(--radius-control);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-menu);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-0.5rem);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .nav-links.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }

  .site-header:not(.is-scrolled) .nav-links a,
  .site-header:not(.is-scrolled) .nav-links a:hover,
  .site-header:not(.is-scrolled) .nav-links a.is-active {
    color: var(--color-ink-soft);
  }

  .site-header:not(.is-scrolled) .nav-links .language-link {
    border-color: var(--color-line);
  }

  .nav-links a, .language-link {
    min-height: 3.25rem;
    display: flex;
    align-items: center;
    border: 0;
    border-bottom: 1px solid var(--color-line);
    border-radius: 0;
    padding: 0 var(--space-4);
  }

  .nav-links a:last-child { border-bottom: 0; }
  .nav-links a::after { display: none; }
  .two-column, .two-column.reverse, .contact-inner, .telos-inner { grid-template-columns: 1fr; gap: var(--space-6); }
  .two-column > .section-heading { position: static; }
  .section-copy { max-width: var(--reading-width); }

  .activity-card, .feature-card, .research-archive .feature-card {
    grid-template-columns: 9rem minmax(0, 1fr);
    grid-template-areas: "label title" ". body" ". links";
  }

  .contact-panel { width: min(100%, 39rem); }
}

@media (max-width: 52.5rem) {
  :root { --header-height: 4.25rem; --space-7: 3.5rem; --space-8: 4.75rem; }

  .hero {
    min-height: 92svh;
    display: grid;
    padding: calc(var(--header-height) + var(--space-6)) 0 var(--space-6);
  }

  .hero-media {
    position: absolute;
    width: 100%;
    height: 100%;
    border-left: 0;
  }

  .hero-media img { object-position: 72% 38%; }
  .portrait-hero::before {
    background:
      linear-gradient(180deg, rgba(29, 29, 31, 0.46) 0%, rgba(29, 29, 31, 0.94) 58%, rgba(29, 29, 31, 0.98) 100%);
  }
  .hero-inner { width: min(100% - 2rem, var(--max-width)); margin: 0 auto; padding: 0; }
  .hero h1 { font-size: clamp(3.2rem, 13vw, 5rem); }
  .service-grid, .research-grid { grid-template-columns: 1fr; gap: 0; }
  .section-heading.compact { margin-bottom: var(--space-6); }
}

@media (max-width: 48rem) {
  .nav-shell, .section-inner, .footer-inner { width: min(100% - 1.5rem, var(--max-width)); }
  .brand-name { display: none; }
  .hero-inner { width: min(100% - 1.5rem, var(--max-width)); }
  .vmv-list {
    border: 0;
    background: rgba(29, 29, 31, 0.1);
  }

  .vmv-list p {
    grid-template-columns: 1fr;
    gap: 0.28rem;
    background: rgba(29, 29, 31, 0.18);
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
  }

  .vmv-list p + p { border-top: 0; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .section h2 { font-size: clamp(2rem, 9vw, 2.85rem); }

  .activity-card, .feature-card, .research-archive .feature-card {
    grid-template-columns: 1fr;
    grid-template-areas: "label" "title" "body" "links";
    gap: var(--space-2);
    padding: var(--space-5) 0;
  }

  .research-item, .research-grid .research-item {
    grid-template-columns: 1fr;
    row-gap: var(--space-2);
    padding: var(--space-5) 0 var(--space-6);
  }

  .research-item > .research-label,
  .research-item > h3,
  .research-item > p:not(.research-label) {
    grid-column: 1;
  }

  .research-item > .research-label { margin-top: 0; }
  .research-item > p:not(.research-label) { margin-top: var(--space-paragraph); }

  .principle-list div, .telos-note, .note-link { grid-template-columns: 1fr; }
  .principle-list div { gap: var(--space-2); }
  .telos-note { padding: var(--space-4); }
  .telos-note img { width: min(100%, 15rem); }
  .project-links, .activity-links { display: grid; justify-items: start; }
  .archive-heading { margin-top: var(--space-7); }
  .booking-link { align-items: flex-start; flex-direction: column; gap: 0.22rem; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}

@media (min-width: 52.51rem) {
  .research-grid .research-item:nth-child(3) h3,
  .research-grid .research-item:nth-child(4) h3 {
    min-height: 2.4em;
  }
}

@media (max-width: 22.5rem) {
  .hero h1 { font-size: 2.85rem; }
  .contact-email { font-size: 1.15rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  /* Accessibility override: motion-sensitive visitors should not receive entrance or transition animation. */
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

@media (forced-colors: active) {
  :focus-visible { outline-color: Highlight; }
  .site-header, .feature-card, .activity-card, .service-card, .research-item, .contact-panel, .booking-link { border-color: CanvasText; }
}

@media print {
  .site-header, .hero-actions, .booking-options, .site-footer { display: none; }
  .hero, .section, .section-contact { background: #fff; color: #000; }
  .hero-media { opacity: 0.18; }
  .section { break-inside: avoid; padding: 2rem 0; }
}

/* Keep section titles at one quieter editorial scale in both languages. */
.section h2,
.archive-heading h3 {
  font-size: clamp(1.8rem, 2.7vw, 2.2rem);
  letter-spacing: 0;
  line-height: 1.22;
}

.section-heading.compact,
.archive-heading {
  margin-bottom: var(--space-5);
}

.section-advisory .section-heading h2 {
  text-align: justify;
  text-align-last: auto;
}

html[lang="zh-Hans"] .section-advisory .section-heading h2 {
  text-align-last: justify;
  text-justify: inter-ideograph;
}

/* English editorial headings need the full left reading column so that their
   longer phrasing does not create an unnecessarily tall stack. The grid and
   right-hand copy column remain shared with the Chinese page. */
html[lang="en"] .section-advisory .section-heading h2,
html[lang="en"] .section-research .section-heading h2 {
  max-width: 100%;
}

/* Chinese headings use inter-ideograph justification; English headings need
   normal word spacing and a stable left edge instead of stretched gaps. */
html[lang="en"] .section-advisory .section-heading h2,
html[lang="en"] .section-research .section-heading h2,
html[lang="en"] .sticky-heading h2,
html[lang="en"] .archive-heading h3 {
  text-align: left;
  text-align-last: left;
}

/* Keep every editorial title upright and consistent; explicit <em> text keeps
   its intended book/title emphasis inside the otherwise upright headings. */
html[lang="en"] .section h2,
html[lang="en"] .section h3,
html[lang="en"] .archive-heading h3,
html[lang="en"] .feature-card > h3,
html[lang="en"] .activity-card > h3,
html[lang="en"] .service-card > h3,
html[lang="en"] .research-item h3,
html[lang="en"] .telos-note h3 {
  font-style: normal;
}

/* Keep English metadata quiet and aligned with the Chinese page's labels. */
html[lang="en"] .eyebrow,
html[lang="en"] .research-label,
html[lang="en"] .card-label,
html[lang="en"] .archive-category-title {
  letter-spacing: 0;
  text-transform: none;
}

/* Full-width section introductions with a quiet lower fade. */
.sticky-heading {
  --sticky-fade-height: clamp(5rem, 8vw, 7.5rem);
  position: relative;
  isolation: isolate;
  width: 100vw;
  max-width: none;
  margin-left: calc(50% - 50vw);
  margin-bottom: var(--space-6);
  padding: var(--space-3) max(1rem, calc((100vw - var(--max-width)) / 2)) var(--sticky-fade-height);
  background: var(--sticky-background);
  border-bottom: 0;
  box-shadow: none;
}

.section-heading.compact.sticky-heading,
.archive-heading.sticky-heading {
  max-width: none;
}

/* Fade only through the reserved blank space below the text. */
.sticky-heading::after {
  position: absolute;
  z-index: 0;
  right: 0;
  bottom: 0;
  left: 0;
  height: var(--sticky-fade-height);
  background: linear-gradient(
    to bottom,
    var(--sticky-background) 0%,
    var(--sticky-background) 18%,
    color-mix(in srgb, var(--sticky-background) 82%, transparent) 38%,
    color-mix(in srgb, var(--sticky-background) 42%, transparent) 68%,
    transparent 100%
  );
  content: "";
  pointer-events: none;
}

.sticky-heading > * {
  position: relative;
  z-index: 1;
}

/* The first row supplies the section's separator; avoid a second line directly
   beneath an archive heading. */
.sticky-heading + .activity-grid > :first-child,
.sticky-heading + .featured-work > :first-child {
  border-top: 0;
}

/* Keep the final Action Learning row open; its section closes with whitespace,
   not a hard rule. The first divider remains at Leadership. */
.featured-work.training-work {
  border-bottom: 0;
}

.featured-work.training-work > :first-child {
  border-top: 1px solid var(--color-line-strong);
}

#ongoing .sticky-heading { --sticky-background: var(--color-surface); }
#philosopher .sticky-heading { --sticky-background: var(--color-research-paper); }
.section-advisory .sticky-heading { --sticky-background: var(--color-canvas); }

.section-research .sticky-heading h2 {
  width: min(100%, 56rem);
  max-width: 56rem;
}

.section-research .sticky-heading > p {
  max-width: 46rem;
}

/* Advisory and research overviews reuse the same editorial behavior as the
   about section: a sticky title column and a continuously readable copy column. */
@media (min-width: 65.01rem) {
  .section-overview .service-grid {
    grid-template-columns: 1fr;
    gap: 0;
    border-top: 1px solid var(--color-line-strong);
  }

  .section-overview .service-card {
    display: grid;
    grid-template-columns: minmax(13rem, 0.46fr) minmax(0, 0.54fr);
    column-gap: var(--space-5);
    align-items: start;
    padding: var(--space-4) 0;
    border-top: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .section-overview .service-card h3 {
    font-size: clamp(1.3rem, 1.8vw, 1.62rem);
    line-height: 1.24;
  }

  html[lang="en"] .section-overview .service-card h3 {
    font-size: clamp(1.2rem, 1.65vw, 1.5rem);
  }

  .section-overview .service-card p {
    margin: 0;
    line-height: 1.65;
  }

  .section-research .section-overview {
    min-height: calc(100svh - var(--header-height) - var(--space-8));
  }

  .section-research .research-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    min-height: 0;
    margin: 0;
    border-top: 1px solid var(--color-line-strong);
  }

  .section-research .research-item,
  .section-research .research-grid .research-item {
    display: grid;
    grid-template-columns: 7rem minmax(0, 1fr);
    column-gap: var(--space-5);
    min-width: 0;
    padding: var(--space-5) 0;
    border: 0;
    border-bottom: 1px solid var(--color-line);
    background: transparent;
  }

  .section-research .research-item > .research-label {
    grid-column: 1;
    margin: 0.35rem 0 0;
  }

  .section-research .research-item > h3,
  .section-research .research-item > p:not(.research-label) {
    grid-column: 2;
    max-width: 43rem;
  }

  .section-research .research-item h3 {
    font-size: clamp(1.35rem, 1.85vw, 1.68rem);
    line-height: 1.26;
  }

  .section-research .research-item > p:not(.research-label) {
    margin-top: 0.9rem;
    line-height: 1.65;
  }

  .section-research .research-item > h3 + p {
    margin-top: 0.9rem;
  }

  .section-research .research-item:nth-child(3) > p:last-child {
    grid-column: 2;
    margin-top: 0.8rem;
  }

  .section-research .archive-heading {
    margin-top: var(--space-8);
  }
}

.sticky-heading h2,
.sticky-heading h3,
.section-contact h2 {
  width: min(100%, var(--reading-width));
  max-width: var(--reading-width);
  font-size: 2.5rem;
  line-height: 1.12;
}

.sticky-heading > p,
.section-contact h2 + p {
  width: min(100%, var(--reading-width));
  max-width: var(--reading-width);
  text-wrap: pretty;
}

@media (max-width: 48rem) {
  .sticky-heading {
    padding-right: 0.75rem;
    padding-left: 0.75rem;
  }

  .sticky-heading h2,
  .sticky-heading h3,
  .section-contact h2 {
    font-size: 2rem;
  }
}