:root {
  --ivory: #f3efe6;
  --ivory-deep: #e8e0d3;
  --paper: #faf8f2;
  --ink: #171713;
  --muted: #6d665c;
  --line: rgba(23, 23, 19, 0.16);
  --accent: #9c5b3b;
  --accent-soft: #c6a58f;
  --portrait-opacity: 1;
  --portrait-shift: 0px;
  --serif: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  --sans: "Helvetica Neue", "Avenir Next", "Avenir", "Segoe UI", Arial, sans-serif;
  --content: min(1440px, calc(100vw - 80px));
  color: var(--ink);
  background: var(--ivory);
  font-family: var(--sans);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  background: var(--ivory);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  background:
    radial-gradient(circle at 96% 7%, rgba(156, 91, 59, 0.08), transparent 23rem),
    var(--ivory);
  color: var(--ink);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  content: "";
  opacity: 0.32;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.88' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.035'/%3E%3C/svg%3E");
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.noscript {
  max-width: 680px;
  margin: 0 auto;
  padding: 32px;
  font-family: var(--serif);
  font-size: 1.3rem;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 12px 16px;
  color: var(--paper);
  background: var(--ink);
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

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

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  width: 100%;
  height: 78px;
  padding: 0 40px;
  border-bottom: 1px solid rgba(23, 23, 19, 0.09);
  background: color-mix(in srgb, var(--ivory) 86%, transparent);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 78px;
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.03em;
}

.brand i {
  width: 20px;
  height: 1px;
  background: var(--accent);
}

.desktop-nav {
  display: flex;
  justify-self: center;
  gap: clamp(16px, 2.4vw, 36px);
  font-size: 0.69rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.desktop-nav a,
.language-switch a {
  position: relative;
  padding: 10px 0;
}

.desktop-nav a::after,
.language-switch a::after {
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 1px;
  content: "";
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 260ms ease;
}

.desktop-nav a:hover::after,
.language-switch a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.language-switch span {
  color: rgba(23, 23, 19, 0.28);
}

.menu-button,
.mobile-menu,
.mobile-hero,
.mobile-contact-bar {
  display: none;
}

main {
  position: relative;
}

.intro-layout {
  display: grid;
  grid-template-columns: minmax(0, 48%) minmax(0, 52%);
}

.portrait-rail {
  position: relative;
  min-width: 0;
  height: 178vh;
  background: #22221e;
}

.portrait-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  opacity: var(--portrait-opacity);
  transform: translate3d(0, var(--portrait-shift), 0);
  will-change: opacity, transform;
}

.portrait-surface {
  position: relative;
  isolation: isolate;
  width: 100%;
  height: 100%;
  overflow: hidden;
  color: var(--ivory);
  background:
    radial-gradient(circle at 52% 28%, rgba(236, 219, 192, 0.18), transparent 24%),
    linear-gradient(145deg, #34332e 0%, #20201d 44%, #11110f 100%);
}

.portrait-surface::before,
.portrait-surface::after {
  position: absolute;
  z-index: -1;
  content: "";
  border-radius: 50%;
  border: 1px solid rgba(243, 239, 230, 0.15);
}

.portrait-surface--photo::before,
.portrait-surface--photo::after {
  display: none;
}

.portrait-picture,
.portrait-picture img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.portrait-picture img {
  object-fit: cover;
  object-position: center 28%;
  filter: saturate(0.86) contrast(1.03) brightness(0.94);
}

.portrait-surface--photo::after {
  display: block;
  inset: 0;
  width: auto;
  aspect-ratio: auto;
  border: 0;
  border-radius: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(11, 11, 9, 0.38));
}

.portrait-surface::before {
  top: 13%;
  left: 15%;
  width: 70%;
  aspect-ratio: 0.72;
  border-radius: 46% 46% 28% 28%;
  background:
    linear-gradient(180deg, rgba(244, 233, 216, 0.05), rgba(0, 0, 0, 0.18)),
    rgba(243, 239, 230, 0.02);
  box-shadow: 0 42px 100px rgba(0, 0, 0, 0.33);
}

.portrait-surface::after {
  right: -19%;
  bottom: -5%;
  width: 72%;
  aspect-ratio: 1;
  border-color: rgba(156, 91, 59, 0.43);
}

.portrait-grain {
  position: absolute;
  inset: 0;
  opacity: 0.72;
  mix-blend-mode: soft-light;
  background:
    linear-gradient(90deg, transparent 49.85%, rgba(255, 255, 255, 0.08) 50%, transparent 50.15%),
    linear-gradient(0deg, transparent 49.85%, rgba(255, 255, 255, 0.05) 50%, transparent 50.15%);
  background-size: 72px 72px;
}

.portrait-monogram {
  position: absolute;
  top: 50%;
  left: 50%;
  font-family: var(--serif);
  font-size: clamp(7rem, 16vw, 16rem);
  font-weight: 400;
  letter-spacing: -0.09em;
  opacity: 0.92;
  transform: translate(-53%, -50%);
}

.portrait-monogram::after {
  position: absolute;
  top: -10%;
  right: -19%;
  width: 2px;
  height: 120%;
  content: "";
  background: var(--accent);
  transform: rotate(34deg);
}

.portrait-caption {
  position: absolute;
  right: 6%;
  bottom: 5%;
  left: 6%;
  padding-top: 18px;
  border-top: 1px solid rgba(243, 239, 230, 0.24);
  font-size: 0.62rem;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.intro-content {
  min-width: 0;
}

.desktop-hero {
  display: flex;
  align-items: center;
  min-height: 100vh;
  padding: 126px clamp(46px, 6vw, 110px) 70px;
}

.hero-copy {
  width: min(100%, 760px);
}

.eyebrow,
.section-kicker,
.micro-label {
  margin: 0 0 24px;
  color: var(--accent);
  font-size: 0.66rem;
  font-weight: 650;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.hero-copy h1 {
  max-width: 720px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(4.2rem, 6.8vw, 8.4rem);
  font-weight: 400;
  letter-spacing: -0.065em;
  line-height: 0.83;
  text-wrap: balance;
}

.role-line {
  margin: 36px 0 0;
  font-size: clamp(0.84rem, 1vw, 1.05rem);
  font-weight: 600;
  letter-spacing: 0.11em;
}

.geography {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.positioning {
  max-width: 700px;
  margin: 42px 0 0;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.35;
  text-wrap: pretty;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 30px;
  margin-top: 42px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 25px;
  border: 1px solid var(--ink);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  transition: color 260ms ease, background 260ms ease, transform 260ms ease, border-color 260ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button--dark {
  color: var(--ivory);
  background: var(--ink);
}

.button--dark:hover {
  color: var(--paper);
  background: var(--accent);
  border-color: var(--accent);
}

.button--light {
  color: var(--ink);
  background: var(--ivory);
  border-color: var(--ivory);
}

.button--outline-light {
  color: var(--ivory);
  border-color: rgba(243, 239, 230, 0.4);
}

.button--outline-light:hover {
  color: var(--ink);
  background: var(--ivory);
  border-color: var(--ivory);
}

.text-link {
  position: relative;
  padding: 12px 0;
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.text-link::after {
  position: absolute;
  right: 0;
  bottom: 8px;
  left: 0;
  height: 1px;
  content: "";
  background: currentColor;
  transform-origin: left;
  transition: transform 220ms ease;
}

.text-link:hover::after {
  transform: scaleX(0.35);
}

.section-pad {
  padding: clamp(90px, 10vw, 160px) max(40px, calc((100vw - 1440px) / 2));
}

.intro-content .section-pad {
  padding-right: clamp(46px, 6vw, 110px);
  padding-left: clamp(46px, 6vw, 110px);
}

.section-rule {
  border-top: 1px solid var(--line);
}

.section-heading {
  width: min(100%, 920px);
}

.section-heading--compact {
  width: min(100%, 710px);
}

.section-heading h2,
.contact h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.05rem, 6vw, 7rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.96;
  text-wrap: balance;
}

.section-heading--compact h2 {
  font-size: clamp(2.3rem, 4vw, 4.6rem);
}

.section-heading > p:last-child {
  max-width: 680px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.7;
}

.engagements {
  padding-top: 88px !important;
  padding-bottom: 100px !important;
  border-top: 1px solid var(--line);
}

.institution-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 48px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.institution-mark {
  display: flex;
  align-items: center;
  min-height: 118px;
  padding: 20px 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background 240ms ease, opacity 240ms ease;
}

.institution-mark:hover {
  background: rgba(255, 255, 255, 0.28);
}

.institution-mark span {
  max-width: 220px;
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.13em;
  line-height: 1.45;
}

.nda-note {
  max-width: 790px;
  margin: 40px 0 0;
  padding-left: 24px;
  border-left: 2px solid var(--accent);
  font-family: var(--serif);
  font-size: clamp(1.08rem, 1.5vw, 1.45rem);
  line-height: 1.55;
}

.mark-note,
.results-note,
.profile-note {
  max-width: 700px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 0.69rem;
  letter-spacing: 0.03em;
  line-height: 1.65;
}

.about {
  padding-top: 110px !important;
}

.about-copy,
.lead-copy {
  max-width: 820px;
  margin: 56px 0 0 auto;
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.2vw, 2.25rem);
  line-height: 1.5;
  text-wrap: pretty;
}

.expanded-content {
  position: relative;
  z-index: 2;
  background: var(--ivory);
}

.impact {
  color: var(--paper);
  background: var(--ink);
  border-top-color: transparent;
}

.impact .section-kicker {
  color: var(--accent-soft);
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 84px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.impact-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 285px;
  padding: 32px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.impact-card strong {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5vw, 5.5rem);
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 0.95;
}

.impact-card span {
  max-width: 220px;
  margin-top: 36px;
  color: rgba(250, 248, 242, 0.72);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  line-height: 1.5;
  text-transform: uppercase;
}

.impact .results-note {
  color: rgba(250, 248, 242, 0.55);
}

.service-grid,
.training-grid,
.experience-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 84px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.service-card,
.training-card,
.experience-card {
  min-height: 300px;
  padding: 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background 260ms ease, transform 260ms ease;
}

.service-card:hover,
.training-card:hover,
.experience-card:hover {
  z-index: 1;
  background: rgba(255, 255, 255, 0.32);
  transform: translateY(-4px);
}

.card-index {
  margin: 0 0 72px;
  color: var(--accent);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
}

.service-card h3,
.training-card h3,
.experience-card h3,
.academic-panel h3,
.publication-card h3,
.timeline-item h3,
.education-item h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.4vw, 2.7rem);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.service-card > p:last-child,
.training-card > p:last-child,
.experience-card > p:last-child,
.academic-panel p,
.publication-card p,
.timeline-item p,
.education-item p {
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.68;
}

.training {
  background: var(--paper);
}

.training-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.72fr);
  gap: 80px;
  align-items: end;
}

.training-intro .lead-copy {
  margin: 0;
  font-size: clamp(1.25rem, 1.8vw, 1.8rem);
}

.training-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.training-card {
  min-height: 330px;
}

.training-card .card-index {
  margin-bottom: 84px;
}

.academic-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 70px;
  margin-top: 80px;
  padding: clamp(36px, 5vw, 72px);
  color: var(--paper);
  background: var(--ink);
}

.academic-panel .section-kicker,
.academic-panel .micro-label {
  color: var(--accent-soft);
}

.academic-panel p {
  color: rgba(250, 248, 242, 0.7);
}

.jessup {
  padding-left: 70px;
  border-left: 1px solid rgba(255, 255, 255, 0.19);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 34px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 11px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  opacity: 0.72;
}

.experience-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.experience-card {
  min-height: 340px;
}

.experience-card h3 {
  max-width: 480px;
}

.career {
  background: var(--paper);
}

.timeline {
  margin-top: 84px;
  border-top: 1px solid var(--line);
}

.timeline-item {
  display: grid;
  grid-template-columns: minmax(150px, 0.4fr) minmax(0, 1.4fr);
  gap: 40px;
  padding: 44px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-kicker {
  margin: 6px 0 0 !important;
  color: var(--accent) !important;
  font-size: 0.65rem !important;
  font-weight: 650;
  letter-spacing: 0.15em;
  line-height: 1.5 !important;
  text-transform: uppercase;
}

.timeline-item > div {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1fr);
  gap: 48px;
}

.timeline-item h3 {
  font-size: clamp(1.5rem, 2.4vw, 2.5rem);
}

.timeline-item p {
  margin-top: 2px;
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 84px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.education-item {
  min-height: 245px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.education-item h3 {
  font-size: clamp(1.35rem, 2vw, 2.1rem);
}

.education-item p {
  margin-top: 36px;
}

.thought {
  color: var(--paper);
  background: #26241f;
}

.thought .section-kicker {
  color: var(--accent-soft);
}

.thought-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(400px, 0.8fr);
  gap: 90px;
  align-items: start;
}

.publication-card {
  padding: 42px;
  border: 1px solid rgba(255, 255, 255, 0.21);
}

.publication-card > span {
  display: block;
  margin-bottom: 92px;
  color: var(--accent-soft);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
}

.publication-card p {
  color: rgba(250, 248, 242, 0.7);
}

.international .section-heading {
  max-width: 980px;
}

.country-strip {
  display: flex;
  flex-wrap: wrap;
  margin-top: 70px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.country {
  flex: 1 1 240px;
  padding: 30px 26px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--serif);
  font-size: 1.35rem;
}

.language-block {
  display: grid;
  grid-template-columns: minmax(160px, 0.35fr) 1fr;
  gap: 40px;
  margin-top: 90px;
  padding-top: 44px;
  border-top: 1px solid var(--line);
}

.language-list {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 44px;
}

.language {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.2vw, 2.4rem);
}

.contact {
  position: relative;
  overflow: hidden;
  color: var(--paper);
  background: var(--ink);
}

.contact::after {
  position: absolute;
  right: -16vw;
  bottom: -54vw;
  width: 84vw;
  height: 84vw;
  content: "";
  border: 1px solid rgba(156, 91, 59, 0.35);
  border-radius: 50%;
}

.contact-inner {
  position: relative;
  z-index: 1;
  width: var(--content);
  margin: 0 auto;
  padding: clamp(110px, 12vw, 190px) 0;
}

.contact .section-kicker {
  color: var(--accent-soft);
}

.contact h2 {
  font-size: clamp(4rem, 9vw, 10rem);
}

.contact-lead {
  margin: 34px 0 0;
  color: rgba(250, 248, 242, 0.68);
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2vw, 2rem);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 90px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-grid a {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
  padding: 26px;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  transition: background 240ms ease;
}

.contact-grid a:hover {
  background: rgba(255, 255, 255, 0.06);
}

.contact-grid span {
  color: var(--accent-soft);
  font-size: 0.62rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.contact-grid strong {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2vw, 2rem);
  font-weight: 400;
  word-break: break-word;
}

.confidential-line {
  margin: 50px 0 0;
  font-family: var(--serif);
  font-size: 1.2rem;
}

.contact .profile-note {
  color: rgba(250, 248, 242, 0.5);
}

footer {
  display: grid;
  grid-template-columns: auto 0.6fr 1.4fr auto;
  gap: 30px;
  align-items: center;
  padding: 34px 40px;
  color: rgba(250, 248, 242, 0.62);
  background: #0e0e0c;
  font-size: 0.65rem;
  line-height: 1.5;
}

footer p {
  margin: 0;
}

.brand--footer {
  color: var(--paper);
}

footer .language-switch {
  color: var(--paper);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 720ms cubic-bezier(0.2, 0.8, 0.2, 1) var(--delay, 0ms), transform 720ms cubic-bezier(0.2, 0.8, 0.2, 1) var(--delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1180px) {
  :root {
    --content: calc(100vw - 56px);
  }

  .topbar {
    padding: 0 28px;
  }

  .desktop-nav {
    gap: 18px;
  }

  .intro-layout {
    grid-template-columns: 44% 56%;
  }

  .training-grid,
  .education-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .education-item {
    min-height: 210px;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 959px) {
  :root {
    --content: calc(100vw - 40px);
  }

  html {
    scroll-padding-top: 70px;
  }

  body {
    padding-bottom: calc(62px + env(safe-area-inset-bottom));
  }

  .topbar {
    grid-template-columns: auto 1fr auto;
    height: 64px;
    padding: 0 20px;
    color: var(--paper);
    border-bottom-color: rgba(255, 255, 255, 0.13);
    background: rgba(17, 17, 15, 0.82);
  }

  .topbar .language-switch,
  .desktop-nav {
    display: none;
  }

  .topbar .brand {
    color: var(--paper);
  }

  .topbar .brand i {
    background: var(--accent-soft);
  }

  .menu-button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    justify-self: end;
    width: 42px;
    height: 42px;
    padding: 0 8px;
    border: 0;
    background: transparent;
  }

  .menu-button span {
    display: block;
    width: 100%;
    height: 1px;
    margin: 4px 0;
    background: currentColor;
    transition: transform 200ms ease, opacity 200ms ease;
  }

  .menu-button[aria-expanded="true"] span:first-child {
    transform: translateY(5px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] span:last-child {
    transform: translateY(-4px) rotate(-45deg);
  }

  .mobile-menu {
    position: fixed;
    inset: 64px 0 0;
    z-index: 39;
    flex-direction: column;
    padding: 28px 20px calc(100px + env(safe-area-inset-bottom));
    overflow-y: auto;
    color: var(--paper);
    background: rgba(17, 17, 15, 0.98);
  }

  .mobile-menu:not([hidden]) {
    display: flex;
  }

  .mobile-menu > a {
    padding: 17px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    font-family: var(--serif);
    font-size: 1.7rem;
  }

  .mobile-menu .language-switch {
    margin-top: 28px;
  }

  .menu-open {
    overflow: hidden;
  }

  .mobile-hero {
    position: relative;
    display: grid;
    min-height: 100svh;
    color: var(--paper);
    background: var(--ink);
  }

  .portrait-surface--mobile {
    position: absolute;
    inset: 0;
  }

  .portrait-surface--mobile::before {
    top: 11%;
    left: 11%;
    width: 78%;
  }

  .portrait-surface--mobile::after {
    inset: 0;
    width: auto;
  }

  .portrait-surface--mobile .portrait-picture img {
    object-position: center 24%;
    filter: saturate(0.88) contrast(1.02) brightness(0.9);
  }

  .portrait-surface--mobile .portrait-monogram {
    top: 38%;
    font-size: clamp(10rem, 48vw, 15rem);
  }

  .mobile-hero::after {
    position: absolute;
    inset: 0;
    z-index: 1;
    content: "";
    pointer-events: none;
    background: linear-gradient(180deg, rgba(12, 12, 10, 0.04) 20%, rgba(12, 12, 10, 0.18) 45%, rgba(12, 12, 10, 0.96) 88%);
  }

  .hero-copy--mobile {
    position: relative;
    z-index: 2;
    align-self: end;
    width: 100%;
    padding: 120px 20px 42px;
  }

  .hero-copy--mobile .eyebrow {
    margin-bottom: 15px;
    color: var(--accent-soft);
  }

  .hero-copy h1 {
    font-size: clamp(3.75rem, 16.5vw, 6.6rem);
    line-height: 0.86;
  }

  .hero-copy--mobile .role-line {
    margin-top: 22px;
    font-size: 0.69rem;
    line-height: 1.5;
  }

  .hero-copy--mobile .geography {
    margin-top: 9px;
    color: rgba(250, 248, 242, 0.64);
    font-size: 0.62rem;
  }

  .hero-copy--mobile .positioning {
    margin-top: 24px;
    font-size: 1.13rem;
    line-height: 1.45;
  }

  .hero-copy--mobile .hero-actions {
    gap: 16px 22px;
    margin-top: 28px;
  }

  .hero-copy--mobile .text-link {
    color: var(--paper);
  }

  .hero-copy--mobile .button--dark {
    color: var(--ink);
    background: var(--paper);
    border-color: var(--paper);
  }

  .intro-layout {
    display: block;
  }

  .portrait-rail,
  .desktop-hero {
    display: none;
  }

  .section-pad,
  .intro-content .section-pad {
    padding: 90px 20px;
  }

  .section-heading h2,
  .contact h2 {
    font-size: clamp(2.9rem, 13.5vw, 5.2rem);
  }

  .section-heading--compact h2 {
    font-size: clamp(2.45rem, 11vw, 4.2rem);
  }

  .engagements {
    padding-top: 82px !important;
    padding-bottom: 88px !important;
  }

  .institution-grid {
    margin-top: 38px;
  }

  .institution-mark {
    min-height: 94px;
    padding: 15px;
  }

  .institution-mark span {
    font-size: 0.59rem;
  }

  .nda-note {
    margin-top: 34px;
    padding-left: 18px;
  }

  .about-copy,
  .lead-copy {
    margin-top: 42px;
    font-size: clamp(1.28rem, 5.6vw, 1.72rem);
  }

  .impact-grid,
  .service-grid,
  .training-grid,
  .experience-list,
  .education-grid {
    grid-template-columns: 1fr;
    margin-top: 56px;
  }

  .impact-card {
    min-height: 215px;
    padding: 26px;
  }

  .impact-card strong {
    font-size: clamp(3rem, 14vw, 5rem);
  }

  .service-card,
  .training-card,
  .experience-card {
    min-height: 250px;
    padding: 26px;
  }

  .card-index {
    margin-bottom: 54px;
  }

  .training-intro,
  .academic-panel,
  .thought-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .training-intro .lead-copy {
    margin-top: 0;
  }

  .academic-panel {
    margin: 64px -20px 0;
    padding: 42px 20px;
  }

  .jessup {
    padding: 44px 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.19);
    border-left: 0;
  }

  .timeline {
    margin-top: 56px;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 34px 0;
  }

  .timeline-item > div {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .education-item {
    min-height: 180px;
  }

  .thought-grid {
    gap: 56px;
  }

  .publication-card {
    padding: 30px;
  }

  .publication-card > span {
    margin-bottom: 60px;
  }

  .country-strip {
    margin-top: 50px;
  }

  .country {
    flex-basis: 50%;
    padding: 22px 18px;
    font-size: 1.08rem;
  }

  .language-block {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 64px;
  }

  .language-list {
    gap: 16px 28px;
  }

  .contact-inner {
    width: auto;
    padding: 110px 20px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    margin-top: 62px;
  }

  .contact-grid a {
    min-height: 132px;
  }

  footer {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 34px 20px 50px;
  }

  footer .language-switch {
    margin-top: 10px;
  }

  .mobile-contact-bar {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 38;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    min-height: calc(58px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
    color: var(--paper);
    background: rgba(16, 16, 14, 0.94);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
  }

  .mobile-contact-bar a {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 8px;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.58rem;
    font-weight: 650;
    letter-spacing: 0.08em;
    text-align: center;
    text-transform: uppercase;
  }
}

@media (max-width: 420px) {
  .institution-mark {
    min-height: 86px;
    padding: 13px;
  }

  .institution-mark span {
    letter-spacing: 0.08em;
  }

  .hero-copy--mobile {
    padding-bottom: 34px;
  }

  .button {
    min-height: 48px;
    padding: 0 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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

  .portrait-sticky {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .topbar,
  .mobile-contact-bar,
  .mobile-menu,
  .hero-actions,
  .contact-actions {
    display: none !important;
  }

  body {
    background: #fff;
  }

  .section-pad {
    padding: 32px;
  }
}