:root {
  --ink: #0b1724;
  --ink-soft: #334155;
  --muted: #667085;
  --paper: #f4f6f8;
  --surface: #ffffff;
  --surface-soft: #edf2f1;
  --pine-950: #08271f;
  --pine-900: #0d382c;
  --pine-800: #164b3a;
  --pine-700: #1f624b;
  --signal: #d1dc45;
  --signal-dark: #9ca826;
  --blue: #245f85;
  --line: #dbe2e7;
  --line-dark: rgba(255, 255, 255, 0.16);
  --shadow-sm: 0 8px 24px rgba(11, 23, 36, 0.07);
  --shadow-lg: 0 24px 70px rgba(6, 25, 20, 0.18);
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 34px;
  --content: 1220px;
  --gutter: clamp(1rem, 4vw, 2.75rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
[hidden] { display: none !important; }
a { color: inherit; }
button, input, select { font: inherit; }
button { cursor: pointer; }
::selection { background: rgba(209, 220, 69, 0.42); color: var(--ink); }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -6rem;
  z-index: 9999;
  padding: .75rem 1rem;
  border-radius: 999px;
  background: var(--signal);
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(8, 39, 31, 0.96);
  color: #fff;
  border-bottom: 1px solid var(--line-dark);
  backdrop-filter: blur(14px);
}
.header-inner {
  width: min(1320px, calc(100% - 2 * var(--gutter)));
  min-height: 76px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(285px, auto) 1fr auto;
  align-items: center;
  gap: 1.25rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  min-width: 0;
  color: #fff;
  text-decoration: none;
}
.brand-mark {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: 13px;
  box-shadow: 0 7px 20px rgba(0,0,0,.18);
}
.brand-copy { min-width: 0; line-height: 1.12; }
.brand-name {
  display: block;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: -.01em;
  white-space: nowrap;
}
.brand-role {
  display: block;
  margin-top: .18rem;
  color: rgba(255,255,255,.62);
  font-size: .64rem;
  font-weight: 650;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.primary-nav { justify-self: end; }
.primary-nav ul {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(.5rem, 1vw, .95rem);
  margin: 0;
  padding: 0;
  list-style: none;
}
.primary-nav a {
  position: relative;
  color: rgba(255,255,255,.79);
  font-size: .86rem;
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -.52rem;
  height: 2px;
  background: var(--signal);
  border-radius: 99px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}
.primary-nav a:hover,
.primary-nav a:focus-visible,
.primary-nav a[aria-current="page"] { color: #fff; }
.primary-nav a:hover::after,
.primary-nav a:focus-visible::after,
.primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
.header-actions {
  display: flex;
  align-items: center;
  gap: .65rem;
}
.language-switch {
  display: inline-flex;
  align-items: center;
  gap: .15rem;
  padding: .28rem;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  background: rgba(255,255,255,.06);
}
.language-switch a {
  min-width: 34px;
  padding: .28rem .42rem;
  border-radius: 999px;
  color: rgba(255,255,255,.68);
  font-size: .72rem;
  font-weight: 850;
  text-align: center;
  text-decoration: none;
}
.language-switch a:hover,
.language-switch a[aria-current="true"] { background: #fff; color: var(--pine-950); }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 13px;
  background: rgba(255,255,255,.06);
  color: #fff;
}
.nav-toggle svg { width: 23px; height: 23px; }

main { overflow: clip; }
.container { width: min(var(--content), calc(100% - 2 * var(--gutter))); margin-inline: auto; }

.hero {
  position: relative;
  isolation: isolate;
  min-height: min(760px, calc(100svh - 74px));
  padding: clamp(3rem, 7vw, 7rem) 0 clamp(3.5rem, 7vw, 6.5rem);
  background:
    radial-gradient(circle at 83% 20%, rgba(209,220,69,.18) 0 2px, transparent 3px),
    radial-gradient(circle at 75% 38%, rgba(255,255,255,.18) 0 2px, transparent 3px),
    linear-gradient(135deg, var(--pine-950), var(--pine-900) 56%, #113e35);
  color: #fff;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .28;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(to left, #000 0%, transparent 78%);
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -9vw;
  bottom: -22vw;
  width: min(780px, 70vw);
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 50%;
  box-shadow: 0 0 0 55px rgba(255,255,255,.025), 0 0 0 112px rgba(255,255,255,.018);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, .72fr);
  align-items: center;
  gap: clamp(2.5rem, 6vw, 6.5rem);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  margin: 0 0 1.2rem;
  color: var(--signal);
  font-size: .76rem;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.hero h1 {
  max-width: 820px;
  margin: 0;
  color: #fff;
  font-size: clamp(3rem, 7.2vw, 6.7rem);
  font-weight: 790;
  line-height: .95;
  letter-spacing: -.065em;
}
.hero h1 span { display: block; color: rgba(255,255,255,.72); }
.hero-lead {
  max-width: 760px;
  margin: 1.7rem 0 0;
  color: rgba(255,255,255,.78);
  font-size: clamp(1.05rem, 1.7vw, 1.32rem);
  line-height: 1.55;
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}
.hero-tags li {
  padding: .48rem .72rem;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  background: rgba(255,255,255,.055);
  color: rgba(255,255,255,.78);
  font-size: .78rem;
  font-weight: 720;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.1rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  min-height: 48px;
  padding: .72rem 1.05rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .86rem;
  font-weight: 850;
  text-decoration: none;
  transition: transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--signal); color: var(--ink); }
.button-primary:hover { background: #e0e95b; }
.button-ghost { border-color: rgba(255,255,255,.25); color: #fff; background: rgba(255,255,255,.04); }
.button-ghost:hover { border-color: rgba(255,255,255,.6); background: rgba(255,255,255,.09); }
.button-dark { background: var(--pine-950); color: #fff; }
.button-outline { border-color: var(--line); color: var(--ink); background: transparent; }

.hero-portrait {
  position: relative;
  justify-self: end;
  width: min(100%, 430px);
}
.portrait-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: clamp(24px, 4vw, 44px);
  background: #eef4f0;
  box-shadow: var(--shadow-lg);
}
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 28%; }
.portrait-data {
  position: absolute;
  left: 50%;
  right: auto;
  width: calc(100% - 2rem);
  transform: translateX(-50%);
  bottom: -1.4rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 18px;
  background: rgba(255,255,255,.16);
  box-shadow: 0 16px 35px rgba(0,0,0,.22);
  backdrop-filter: blur(16px);
}
.portrait-data div { min-width: 0; padding: .78rem .7rem; background: rgba(8,39,31,.88); }
.portrait-data strong { display: block; color: #fff; font-size: .75rem; line-height: 1.2; }
.portrait-data span { display: block; margin-top: .18rem; color: rgba(255,255,255,.58); font-size: .64rem; line-height: 1.25; }

.section { padding: clamp(4rem, 8vw, 7.2rem) 0; }
.section-tight { padding: clamp(3rem, 6vw, 5rem) 0; }
.section-white { background: var(--surface); }
.section-dark { background: var(--ink); color: #fff; }
.section-pine { background: var(--pine-900); color: #fff; }
.section-heading {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: start;
  margin-bottom: clamp(2rem, 5vw, 4.3rem);
}
.section-index { color: var(--pine-700); font-size: .76rem; font-weight: 900; letter-spacing: .18em; }
.section-dark .section-index,
.section-pine .section-index { color: var(--signal); }
.section-heading h2,
.page-hero h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.15rem, 4.8vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -.05em;
}
.section-dark .section-heading h2,
.section-pine .section-heading h2 { color: #fff; }
.section-heading p { max-width: 720px; margin: .85rem 0 0; color: var(--muted); font-size: 1.06rem; }
.section-dark .section-heading p,
.section-pine .section-heading p { color: rgba(255,255,255,.67); }

.intro-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(2rem, 6vw, 6rem); align-items: start; }
.profile-summary {
  position: sticky;
  top: 104px;
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}
.profile-summary dl { margin: 0; }
.profile-summary div { display: grid; grid-template-columns: 105px 1fr; gap: .8rem; padding: .82rem 0; border-bottom: 1px solid var(--line); }
.profile-summary div:last-child { border-bottom: 0; }
.profile-summary dt { color: var(--muted); font-size: .72rem; font-weight: 850; letter-spacing: .06em; text-transform: uppercase; }
.profile-summary dd { margin: 0; color: var(--ink); font-size: .9rem; font-weight: 700; }
.prose-lead { margin: 0 0 1.25rem; color: var(--ink); font-size: clamp(1.4rem, 2.4vw, 2.15rem); line-height: 1.28; letter-spacing: -.025em; }
.prose p { margin: 0 0 1rem; color: var(--ink-soft); }
.inline-link { color: var(--pine-700); font-weight: 780; text-decoration-thickness: 1px; text-underline-offset: .2em; }

.research-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1rem; }
.research-card {
  position: relative;
  min-height: 280px;
  padding: clamp(1.35rem, 3vw, 2.2rem);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.055);
}
.research-card:nth-child(1) { grid-column: span 7; }
.research-card:nth-child(2) { grid-column: span 5; }
.research-card:nth-child(3) { grid-column: span 5; }
.research-card:nth-child(4) { grid-column: span 7; }
.research-card::after {
  content: "";
  position: absolute;
  right: -50px;
  bottom: -55px;
  width: 180px;
  aspect-ratio: 1;
  border: 1px solid rgba(209,220,69,.25);
  border-radius: 50%;
  box-shadow: 0 0 0 35px rgba(209,220,69,.035);
}
.card-kicker { margin: 0 0 1.1rem; color: var(--signal); font-size: .7rem; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.research-card h3 { max-width: 520px; margin: 0; color: #fff; font-size: clamp(1.5rem, 2.5vw, 2.4rem); line-height: 1.08; letter-spacing: -.035em; }
.research-card p { max-width: 560px; margin: 1rem 0 0; color: rgba(255,255,255,.65); }
.research-card a { position: relative; z-index: 1; display: inline-flex; margin-top: 1.15rem; color: #fff; font-weight: 800; text-decoration-color: var(--signal); text-underline-offset: .28em; }

.metric-band { border-block: 1px solid var(--line); background: var(--surface); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.metric { padding: 1.75rem clamp(1rem, 3vw, 2rem); border-right: 1px solid var(--line); }
.metric:last-child { border-right: 0; }
.metric strong { display: block; color: var(--pine-900); font-size: clamp(1.7rem, 3vw, 2.7rem); line-height: 1; letter-spacing: -.04em; }
.metric span { display: block; margin-top: .55rem; color: var(--muted); font-size: .78rem; font-weight: 750; line-height: 1.35; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature-card {
  display: flex;
  flex-direction: column;
  min-height: 330px;
  padding: 1.55rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.feature-card.featured { grid-column: span 2; background: linear-gradient(145deg, #fff, #edf5f1); }
.feature-card h3 { margin: .4rem 0 .7rem; font-size: clamp(1.35rem, 2vw, 1.9rem); line-height: 1.15; letter-spacing: -.025em; }
.feature-card p { margin: 0 0 1rem; color: var(--ink-soft); }
.feature-card .card-actions { margin-top: auto; display: flex; flex-wrap: wrap; gap: .55rem; }
.status {
  width: fit-content;
  padding: .28rem .58rem;
  border-radius: 999px;
  background: #eaf0d0;
  color: #536014;
  font-size: .65rem;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.text-link { color: var(--pine-700); font-size: .84rem; font-weight: 850; text-underline-offset: .2em; }

.publication-list { display: grid; gap: .8rem; margin: 0; padding: 0; list-style: none; }
.publication-item,
.archive-item {
  display: grid;
  grid-template-columns: 88px minmax(0,1fr);
  gap: 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
}
.publication-item:last-child,
.archive-item:last-child { border-bottom: 1px solid var(--line); }
.item-year { color: var(--pine-700); font-size: .78rem; font-weight: 900; letter-spacing: .08em; }
.item-content { min-width: 0; color: var(--ink-soft); }
.item-content strong, .item-content b { color: var(--ink); }
.item-content em, .item-content i { color: #50606c; }
.item-content a {
  display: inline-flex;
  margin: .45rem .45rem 0 0;
  padding: .36rem .62rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--pine-700);
  font-size: .72rem;
  font-weight: 850;
  text-decoration: none;
}
.item-content a:hover { border-color: var(--pine-700); background: var(--surface-soft); }

.fieldwork-strip { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: .85rem; }
.fieldwork-card { position: relative; overflow: hidden; min-height: 320px; border-radius: var(--radius-md); background: #ccd5d0; }
.fieldwork-card:first-child { min-height: 520px; }
.fieldwork-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.fieldwork-card:hover img { transform: scale(1.03); }
.fieldwork-card figcaption {
  position: absolute;
  inset: auto 0 0;
  padding: 3rem 1rem 1rem;
  background: linear-gradient(transparent, rgba(4,18,14,.9));
  color: #fff;
  font-size: .8rem;
  font-weight: 700;
}

.profile-links { display: flex; flex-wrap: wrap; gap: .65rem; }
.profile-chip {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: .55rem .8rem;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 999px;
  color: rgba(255,255,255,.82);
  font-size: .78rem;
  font-weight: 780;
  text-decoration: none;
}
.profile-chip:hover { border-color: var(--signal); color: #fff; }

.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 6vw, 6rem); }
.contact-lead { margin: 0; font-size: clamp(1.6rem, 3vw, 2.8rem); line-height: 1.2; letter-spacing: -.04em; }
.contact-details { display: grid; gap: 1rem; }
.contact-row { padding-bottom: 1rem; border-bottom: 1px solid rgba(255,255,255,.14); }
.contact-row span { display: block; color: rgba(255,255,255,.54); font-size: .72rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.contact-row a, .contact-row strong { display: block; margin-top: .3rem; color: #fff; font-size: .96rem; font-weight: 720; text-decoration-color: var(--signal); text-underline-offset: .22em; }

.page-hero {
  position: relative;
  padding: clamp(3.4rem, 7vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem);
  overflow: hidden;
  background: linear-gradient(135deg, #eaf1ee 0%, #f7f8fa 70%);
  border-bottom: 1px solid var(--line);
}
.page-hero::after {
  content: "";
  position: absolute;
  right: -140px;
  top: -180px;
  width: 480px;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(13,56,44,.12);
  box-shadow: 0 0 0 58px rgba(13,56,44,.025), 0 0 0 116px rgba(13,56,44,.018);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero .eyebrow { color: var(--pine-700); }
.page-hero h1 { max-width: 920px; }
.page-intro { max-width: 790px; margin: 1rem 0 0; color: var(--ink-soft); font-size: clamp(1rem, 1.8vw, 1.2rem); }
.page-meta { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.6rem; }
.page-meta span { padding: .42rem .65rem; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.6); color: var(--ink-soft); font-size: .72rem; font-weight: 780; }

.content-layout { display: grid; grid-template-columns: 230px minmax(0,1fr); gap: clamp(2rem, 5vw, 5rem); }
.section-nav { position: sticky; top: 104px; align-self: start; }
.section-nav p { margin: 0 0 .7rem; color: var(--muted); font-size: .68rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.section-nav a { display: block; padding: .55rem 0; color: var(--ink-soft); font-size: .84rem; font-weight: 730; text-decoration: none; border-bottom: 1px solid var(--line); }
.section-nav a:hover { color: var(--pine-700); }
.content-stack { display: grid; gap: 4rem; min-width: 0; }
.content-block { scroll-margin-top: 110px; }
.content-block h2 { margin: 0 0 1.5rem; font-size: clamp(1.65rem, 3vw, 2.65rem); line-height: 1.1; letter-spacing: -.035em; }
.content-block h3 { margin: 2rem 0 .8rem; font-size: 1.25rem; }
.content-block > p { color: var(--ink-soft); }

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .55rem;
  margin: 0 0 1.3rem;
  padding: .75rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
}
.filter-bar button {
  padding: .45rem .72rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-soft);
  font-size: .76rem;
  font-weight: 820;
}
.filter-bar button:hover,
.filter-bar button[aria-pressed="true"] { background: var(--pine-900); color: #fff; }
.collection-empty { padding: 1rem; color: var(--muted); font-size: .9rem; }

.project-list { display: grid; gap: 1rem; }
.project-card {
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}
.project-card h3 { margin: .25rem 0 .75rem; font-size: clamp(1.25rem, 2.2vw, 1.8rem); line-height: 1.2; }
.project-card p { color: var(--ink-soft); }
.project-meta { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: 1rem; }
.project-meta span { padding: .32rem .55rem; border-radius: 999px; background: var(--surface-soft); color: var(--ink-soft); font-size: .68rem; font-weight: 780; }

.course-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1rem; }
.course-card { padding: 1.4rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); }
.course-card h3 { margin: 0 0 .7rem; font-size: 1.35rem; }
.course-card p { color: var(--ink-soft); }

.gallery-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
.gallery-item { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); }
.gallery-item img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.gallery-item figcaption { padding: 1rem; color: var(--ink-soft); font-size: .82rem; }

.callout {
  padding: clamp(1.25rem, 3vw, 2rem);
  border-left: 5px solid var(--signal-dark);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: #f0f3dc;
}
.callout p { margin: 0; color: #37400f; }

.site-footer { background: #061d17; color: #fff; }
.footer-main { padding: 3.2rem 0 2.4rem; display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 2rem; }
.footer-brand { display: flex; align-items: center; gap: .75rem; }
.footer-brand img { width: 44px; height: 44px; border-radius: 14px; }
.footer-brand strong { display: block; }
.footer-brand span { display: block; color: rgba(255,255,255,.55); font-size: .75rem; }
.footer-links { display: grid; gap: .4rem; }
.footer-links h2 { margin: 0 0 .6rem; color: var(--signal); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; }
.footer-links a { color: rgba(255,255,255,.72); font-size: .82rem; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-bottom { padding: 1rem 0 1.35rem; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.5); font-size: .72rem; }

.reveal { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .header-inner { grid-template-columns: minmax(210px,auto) 1fr auto; }
  .primary-nav ul { gap: .72rem; }
  .primary-nav a { font-size: .78rem; }
  .hero-grid { grid-template-columns: 1fr minmax(290px,.62fr); }
}

@media (max-width: 1080px) {
  .header-inner { grid-template-columns: minmax(0,1fr) auto; min-height: 68px; }
  .js .nav-toggle { display: inline-flex; }
  .header-actions { justify-self: end; }
  .js .primary-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    z-index: -1;
    display: none;
    width: 100%;
    height: calc(100dvh - 68px);
    padding: 1.3rem var(--gutter) 2rem;
    background: rgba(8,39,31,.985);
    overflow-y: auto;
  }
  .js .primary-nav[data-open="true"] { display: block; z-index: 1001; }
  .js .primary-nav ul { display: grid; gap: 0; width: min(100%, 720px); margin-inline: auto; }
  .js .primary-nav li { border-bottom: 1px solid rgba(255,255,255,.12); }
  .js .primary-nav a { display: flex; align-items: center; min-height: 58px; color: #fff; font-size: clamp(1.05rem,4vw,1.6rem); }
  .js .primary-nav a::after { display: none; }
  html:not(.js) .header-inner { grid-template-columns: 1fr; padding-block: .8rem; }
  html:not(.js) .primary-nav { grid-row: 2; justify-self: stretch; }
  html:not(.js) .primary-nav ul { justify-content: flex-start; flex-wrap: wrap; }
  html:not(.js) .header-actions { position: absolute; right: var(--gutter); top: 14px; }
  .hero { min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-portrait { justify-self: start; width: min(82vw, 430px); margin-top: .5rem; }
  .portrait-data { left: 50%; right: auto; width: calc(100% - 2rem); transform: translateX(-50%); }
  .section-heading { grid-template-columns: 70px 1fr; }
  .intro-grid { grid-template-columns: 1fr; }
  .profile-summary { position: static; }
  .research-card:nth-child(n) { grid-column: span 6; }
  .feature-grid { grid-template-columns: repeat(2,1fr); }
  .feature-card.featured { grid-column: span 2; }
  .metric-grid { grid-template-columns: repeat(2,1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .fieldwork-strip { grid-template-columns: 1fr 1fr; }
  .fieldwork-card:first-child { grid-column: span 2; min-height: 460px; }
  .contact-grid { grid-template-columns: 1fr; }
  .content-layout { grid-template-columns: 1fr; }
  .section-nav { position: static; display: flex; gap: .5rem; overflow-x: auto; padding-bottom: .5rem; }
  .section-nav p { display: none; }
  .section-nav a { flex: 0 0 auto; padding: .45rem .7rem; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); }
  .gallery-grid { grid-template-columns: repeat(2,1fr); }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-main > :first-child { grid-column: span 2; }
}

@media (max-width: 640px) {
  :root { --gutter: 1rem; }
  .header-inner { min-height: 64px; gap: .55rem; }
  .brand-mark { width: 38px; height: 38px; border-radius: 12px; }
  .brand-copy { max-width: min(64vw, 230px); }
  .brand-name { max-width: none; white-space: normal; font-size: .74rem; line-height: 1.08; }
  .brand-role { display: block; margin-top: .12rem; font-size: .53rem; line-height: 1.15; }
  .language-switch { display: none; }
  .hero { padding-top: 3.2rem; }
  .hero h1 { font-size: clamp(2.85rem, 14vw, 4.5rem); }
  .hero-lead { font-size: 1rem; }
  .hero-tags { gap: .4rem; }
  .hero-tags li { font-size: .7rem; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .button { width: 100%; }
  .hero-portrait { width: 100%; }
  .portrait-frame { aspect-ratio: 4/5; border-radius: 26px; }
  .portrait-data { position: relative; left: auto; right: auto; bottom: auto; width: auto; transform: none; margin: -1.2rem .8rem 0; }
  .portrait-data div { padding: .72rem .55rem; }
  .section-heading { grid-template-columns: 1fr; gap: .55rem; }
  .section-index { font-size: .68rem; }
  .research-grid { grid-template-columns: 1fr; }
  .research-card:nth-child(n) { grid-column: auto; min-height: 250px; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .metric { padding: 1.35rem .85rem; }
  .metric strong { font-size: 1.75rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card.featured { grid-column: auto; }
  .publication-item, .archive-item { grid-template-columns: 1fr; gap: .4rem; }
  .fieldwork-strip { grid-template-columns: 1fr; }
  .fieldwork-card:first-child { grid-column: auto; min-height: 390px; }
  .fieldwork-card { min-height: 300px; }
  .page-hero { padding-top: 3rem; }
  .course-grid, .gallery-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-main > :first-child { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}
.nav-language { display: none; }
@media (max-width: 1080px) {
  .js .nav-language { display: flex; gap: .55rem; padding-top: 1rem; border-bottom: 0 !important; }
  .js .nav-language a { min-height: 42px; width: auto; padding: .45rem .85rem; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; font-size: .8rem; }
}
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-menu { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }
@media (max-width: 1080px) {
  .js .primary-nav ul {
    justify-content: stretch;
    grid-template-columns: minmax(0, 1fr);
  }
  .js .primary-nav a { width: 100%; }
}
@media (max-width: 640px) {
  .feature-card { min-height: auto; }
}


/* V2 refinement: compact navigation, profile directory, quick access, contact map, and tools preview. */
.summary-subline {
  display: block;
  margin-top: .25rem;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 600;
  line-height: 1.35;
}

.profile-directory {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .85rem;
}
.profile-platform {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  align-items: center;
  gap: .85rem;
  min-height: 104px;
  padding: 1rem;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 18px;
  background: rgba(255,255,255,.055);
  color: #fff;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.profile-platform::after {
  content: "";
  position: absolute;
  right: -34px;
  bottom: -38px;
  width: 95px;
  aspect-ratio: 1;
  border: 1px solid rgba(209,220,69,.16);
  border-radius: 50%;
}
.profile-platform:hover,
.profile-platform:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(209,220,69,.75);
  background: rgba(255,255,255,.09);
}
.profile-platform img {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  object-fit: contain;
  box-shadow: 0 10px 25px rgba(0,0,0,.18);
}
.profile-platform-copy { min-width: 0; }
.profile-platform-copy strong { display: block; font-size: .95rem; line-height: 1.18; }
.profile-platform-copy span { display: block; margin-top: .28rem; color: rgba(255,255,255,.58); font-size: .7rem; line-height: 1.3; }
.profile-platform-arrow { position: relative; z-index: 1; color: var(--signal); font-weight: 900; }

.quick-link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.quick-card {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 1rem;
  min-height: 260px;
  padding: clamp(1.35rem, 3vw, 2rem);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  color: var(--ink);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.quick-card:hover,
.quick-card:focus-visible { transform: translateY(-4px); border-color: rgba(13,56,44,.35); box-shadow: 0 18px 42px rgba(11,23,36,.12); }
.quick-number { color: var(--pine-700); font-size: .72rem; font-weight: 900; letter-spacing: .12em; }
.quick-card h3 { max-width: 540px; margin: 0; font-size: clamp(1.7rem, 3vw, 2.55rem); line-height: 1.05; letter-spacing: -.04em; }
.quick-card p { max-width: 470px; margin: .75rem 0 0; color: var(--ink-soft); }
.quick-action { display: inline-flex; margin-top: 1.25rem; color: var(--pine-700); font-size: .84rem; font-weight: 850; }
.quick-card-research { background: linear-gradient(145deg, var(--pine-950), var(--pine-800)); color: #fff; border-color: transparent; }
.quick-card-research .quick-number, .quick-card-research .quick-action { color: var(--signal); }
.quick-card-research p { color: rgba(255,255,255,.65); }
.quick-card-tools {
  min-height: 320px;
  padding-right: min(44%, 300px);
  background: linear-gradient(145deg, #fff, #edf5f1);
}
.mini-tool-stack {
  position: absolute;
  right: 1.4rem;
  top: 50%;
  width: min(39%, 265px);
  height: 220px;
  transform: translateY(-50%);
}
.mini-tool-stack img {
  position: absolute;
  width: 80%;
  height: 72%;
  object-fit: cover;
  object-position: top left;
  border: 5px solid #fff;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 16px 34px rgba(11,23,36,.16);
}
.mini-tool-stack img:nth-child(1) { left: 0; top: 20%; transform: rotate(-5deg); }
.mini-tool-stack img:nth-child(2) { right: 0; top: 0; transform: rotate(5deg); }
.mini-tool-stack img:nth-child(3) { right: 8%; bottom: 0; transform: rotate(-1deg); }
.quick-card-publications { padding-right: min(35%, 230px); }
.publication-lines {
  position: absolute;
  right: 1.6rem;
  top: 50%;
  width: min(29%, 180px);
  transform: translateY(-50%);
}
.publication-lines i { display: block; height: 11px; margin: .8rem 0; border-radius: 999px; background: #dfe7e4; }
.publication-lines i:nth-child(2) { width: 78%; background: #cbd9d4; }
.publication-lines i:nth-child(3) { width: 58%; background: var(--signal); }
.quick-card-fieldwork { min-height: 320px; padding-right: min(44%, 300px); }
.mini-photo-stack { position: absolute; right: 1.5rem; top: 50%; width: min(38%, 250px); height: 220px; transform: translateY(-50%); }
.mini-photo-stack img { position: absolute; width: 76%; height: 74%; object-fit: cover; border: 5px solid #fff; border-radius: 18px; box-shadow: 0 16px 32px rgba(11,23,36,.16); }
.mini-photo-stack img:nth-child(1) { left: 0; top: 18%; transform: rotate(-5deg); }
.mini-photo-stack img:nth-child(2) { right: 0; top: 0; transform: rotate(5deg); }
.mini-photo-stack img:nth-child(3) { right: 8%; bottom: 0; transform: rotate(-1deg); }

.contact-section { padding-bottom: clamp(4rem, 8vw, 7rem); }
.contact-map {
  margin-top: clamp(2rem, 4vw, 3.5rem);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.05);
  box-shadow: 0 22px 55px rgba(0,0,0,.18);
}
.contact-map iframe { display: block; width: 100%; min-height: 390px; border: 0; }

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.tools-grid .feature-card { min-height: 310px; }
.tool-card-platform {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(340px, 1.1fr);
  align-items: stretch;
  gap: clamp(1.5rem, 4vw, 3rem);
  min-height: 360px !important;
  background: linear-gradient(145deg, #fff, #edf5f1);
}
.tool-card-platform > div:first-child { display: flex; flex-direction: column; align-items: flex-start; }
.tool-card-platform .card-actions { margin-top: auto; }
.tool-card-visual { overflow: hidden; min-height: 250px; border: 1px solid var(--line); border-radius: 18px; background: #dfe8e5; box-shadow: inset 0 0 0 1px rgba(255,255,255,.5); }
.tool-card-visual img { width: 100%; height: 100%; object-fit: cover; object-position: center; }

.tool-preview-stage {
  position: relative;
  min-height: 720px;
  margin-top: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(rgba(13,56,44,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13,56,44,.035) 1px, transparent 1px),
    linear-gradient(145deg, #eef3f1, #f8f9fa);
  background-size: 42px 42px, 42px 42px, auto;
  overflow: hidden;
}
.tool-preview-shot {
  position: absolute;
  display: block;
  overflow: hidden;
  border: 6px solid #fff;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 24px 55px rgba(11,23,36,.2);
  text-decoration: none;
  transition: transform .22s ease, z-index .01s linear;
}
.tool-preview-shot:hover,
.tool-preview-shot:focus-visible { z-index: 20; transform: translateY(-7px) scale(1.015) rotate(0deg) !important; }
.tool-preview-shot img { width: 100%; height: 100%; object-fit: cover; }
.tool-preview-shot span { position: absolute; left: .8rem; bottom: .8rem; padding: .38rem .62rem; border-radius: 999px; background: rgba(8,39,31,.92); color: #fff; font-size: .68rem; font-weight: 850; }
.shot-1 { z-index: 4; left: 24%; top: 16%; width: 52%; height: 47%; transform: rotate(-.6deg); }
.shot-2 { z-index: 2; left: 2.5%; top: 4%; width: 41%; height: 38%; transform: rotate(-2.2deg); }
.shot-3 { z-index: 3; right: 2.5%; top: 3%; width: 40%; height: 38%; transform: rotate(2deg); }
.shot-4 { z-index: 5; left: 4%; bottom: 3%; width: 44%; height: 39%; transform: rotate(1.5deg); }
.shot-5 { z-index: 6; right: 4%; bottom: 3%; width: 44%; height: 39%; transform: rotate(-1.5deg); }
.shot-6 { z-index: 7; left: 34%; bottom: 1.5%; width: 32%; height: 31%; transform: rotate(.4deg); }

@media (max-width: 1080px) {
  .profile-directory { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tools-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tool-card-platform { grid-column: 1 / -1; grid-template-columns: 1fr 1fr; }
  .tool-preview-stage { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; min-height: auto; padding: 1rem; }
  .tool-preview-shot[class*="shot-"] { position: relative; inset: auto; width: auto; height: auto; aspect-ratio: 16 / 10; transform: none; border-width: 4px; }
}

@media (max-width: 760px) {
  .profile-directory { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .quick-link-grid { grid-template-columns: 1fr; }
  .quick-card { min-height: 230px; }
  .tool-card-platform { grid-template-columns: 1fr; }
  .tool-card-visual { min-height: 230px; }
}

@media (max-width: 640px) {
  .site-header .header-inner { min-height: 76px; }
  .js .primary-nav { height: calc(100dvh - 76px); }
  .profile-directory { grid-template-columns: 1fr; }
  .profile-platform { min-height: 92px; }
  .quick-card-tools,
  .quick-card-publications,
  .quick-card-fieldwork { padding-right: 1.35rem; padding-bottom: 190px; }
  .publication-lines { right: 1.35rem; top: auto; bottom: 2.5rem; width: calc(100% - 2.7rem); transform: none; }
  .mini-tool-stack,
  .mini-photo-stack { right: 50%; top: auto; bottom: 1rem; width: 220px; height: 155px; transform: translateX(50%); }
  .contact-map iframe { min-height: 320px; }
  .tools-grid { grid-template-columns: 1fr; }
  .tool-card-platform { grid-column: auto; min-height: auto !important; }
  .tool-preview-stage { grid-template-columns: 1fr; border-radius: var(--radius-md); }
}