@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #f5f3ee;
  --ink: #11110f;
  --muted: #696762;
  --line: #d8d4cc;
  --accent: #b7ff3c;
  --card: #ebe8e0;
  --soft: #eeece6;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 82px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Manrope,Arial,sans-serif;
  overflow-wrap: break-word;
  text-rendering: optimizeLegibility;
}

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

.nav {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(245,243,238,.94);
  backdrop-filter: blur(14px);
  z-index: 20;
}

.brand {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -1px;
}

.brand span {
  color: #789c21;
}

.navlinks {
  display: flex;
  gap: 28px;
  font-size: 13px;
  font-weight: 700;
}

.navlinks a:hover {
  opacity: .55;
}

.navlinks a {
  position: relative;
}

.navlinks a:after {
  content: '';
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}

.navlinks a:hover:after,.navlinks a:focus-visible:after {
  transform: scaleX(1);
}

.navcta,.primary,.secondary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.navcta {
  background: var(--ink);
  color: white;
  padding: 11px 16px;
}

.hero {
  min-height: calc(100vh - 82px);
  padding: clamp(68px,8vh,112px) 10vw clamp(62px,7vh,96px);
  display: grid;
  grid-template-columns: minmax(0,1fr) 330px;
  gap: 6vw;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero:after {
  content: '';
  position: absolute;
  width: 55vw;
  height: 55vw;
  border: 1px solid #d4d0c7;
  border-radius: 50%;
  right: -30vw;
  top: 5vh;
  pointer-events: none;
}

.hero-copy,.hero-visual {
  position: relative;
  z-index: 2;
}

.eyebrow,.tag,.section-label {
  font: 500 11px 'DM Mono',monospace;
  letter-spacing: 1.5px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
}

.dot {
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px #e4e5d7;
}

.hero h1 {
  font-size: clamp(48px,5.8vw,86px);
  line-height: .96;
  letter-spacing: -5px;
  max-width: 900px;
  margin: 32px 0 28px;
  font-weight: 800;
}

.hero h1 em {
  font-style: normal;
  font-weight: 500;
  color: #696762;
}

.lede {
  font-size: clamp(19px,1.45vw,22px);
  font-weight: 600;
  line-height: 1.55;
  max-width: 680px;
  color: #35342f;
  margin: 0;
}

.positioning {
  font-size: 15px;
  line-height: 1.8;
  max-width: 650px;
  color: #4f4d47;
  margin: 18px 0 0;
}

.hero-actions,.connect-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.primary {
  background: var(--ink);
  color: white;
  padding: 15px 21px;
}

.secondary {
  border: 1px solid #bbb7ae;
  padding: 14px 19px;
}

.cred-line {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 34px;
  font: 500 10px 'DM Mono';
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #817f77;
}

.cred-line i {
  font-style: normal;
  color: #b3afa6;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 34px;
}

.portrait-wrap {
  position: relative;
  padding: 12px;
}

.portrait-wrap:before {
  content: '';
  position: absolute;
  inset: -4px 42px 42px -4px;
  border: 1px solid #d4d0c7;
  border-radius: 50%;
  z-index: -1;
}

.hero-portrait {
  width: 290px;
  height: 290px;
  border-radius: 50%;
  overflow: hidden;
  border: 1px solid var(--line);
  background: white;
  box-shadow: 0 20px 56px rgba(0,0,0,.08);
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.hero-note {
  font: 500 12px/1.75 'DM Mono',monospace;
  display: flex;
  gap: 16px;
  margin-left: 13px;
}

.hero-note span {
  color: #8a887f;
}

.hero-note strong {
  font-weight: 500;
  color: var(--ink);
}

.section {
  padding: clamp(92px,9vw,128px) 10vw;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0,18%) minmax(0,1fr);
  gap: 7vw;
}

.section-label {
  color: #817f77;
  padding-top: 8px;
}

.about h2,.perspective h2,.career h2,.connect h2,.leadership h2,.expertise h2 {
  font-size: clamp(38px,5vw,68px);
  line-height: 1.05;
  letter-spacing: -3px;
  margin: 0 0 30px;
  max-width: 950px;
}

.section h2 span,.leadership h2 span,.expertise h2 span,.career h2 span {
  font-weight: 400;
  color: #77746c;
}

.about p,.career p,.perspective-head p,.connect p,.leadership-head p,.expertise-head p,.research p {
  font-size: 17px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 790px;
}

.about p+p {
  margin-top: 20px;
}

.about-top {
  display: grid;
  grid-template-columns: minmax(0,1fr) 300px;
  gap: 5vw;
  align-items: start;
}

.headline-card {
  border-left: 2px solid var(--accent);
  padding: 7px 0 7px 20px;
  margin-top: 7px;
}

.headline-card strong {
  display: block;
  font-size: 16px;
  line-height: 1.4;
  margin-top: 12px;
}

.headline-card p {
  font-size: 12px!important;
  line-height: 1.6!important;
  margin: 5px 0 0!important;
}

.leadership {
  background: var(--soft);
}

.leadership-head,.perspective-head,.career-intro,.expertise-head {
  display: flex;
  justify-content: space-between;
  gap: 8vw;
  align-items: flex-end;
  margin-bottom: 45px;
}

.leadership-head p,.perspective-head p,.career-intro p,.expertise-head p {
  max-width: 430px;
  margin: 0;
}

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

.leadership-grid article {
  padding: 38px 30px 40px 0;
  border-bottom: 1px solid var(--line);
}

.leadership-grid article:nth-child(odd) {
  padding-right: 55px;
  border-right: 1px solid var(--line);
}

.leadership-grid article:nth-child(even) {
  padding-left: 50px;
}

.icon {
  font-size: 22px;
  margin-bottom: 22px;
}

.leadership-grid h3 {
  font-size: 23px;
  letter-spacing: -.7px;
  margin: 0 0 10px;
}

.leadership-grid p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 520px;
  margin: 0;
}

.solution-scope {
  display: grid;
  grid-template-columns: 190px minmax(0,1fr);
  gap: clamp(24px,5vw,70px);
  margin-top: 48px;
  padding: 34px 0 4px;
  border-top: 1px solid var(--line);
}

.solution-scope .tag {
  color: #817f77;
  padding-top: 6px;
}

.solution-scope h3 {
  max-width: 680px;
  margin: 0 0 15px;
  font-size: clamp(26px,3vw,38px);
  line-height: 1.08;
  letter-spacing: -1.5px;
}

.solution-scope p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.solution-chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-top: 24px;
  font: 500 10px 'DM Mono',monospace;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #696762;
}

.solution-chain i {
  color: #789c21;
  font-size: 14px;
  font-style: normal;
}

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

.timeline-item {
  display: grid;
  grid-template-columns: 148px minmax(0,1fr);
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.year {
  font: 500 11px 'DM Mono';
  color: #817f77;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding-top: 6px;
  color: #68665f;
}

.timeline-item h3 {
  margin: 0 0 8px;
  font-size: 21px;
  letter-spacing: -.5px;
}

.timeline-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
}

.career-foot {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  margin-top: 58px;
  border-top: 1px solid var(--line);
}

.career-foot div {
  padding: 28px 25px 8px 0;
}

.career-foot div+div {
  border-left: 1px solid var(--line);
  padding-left: 25px;
}

.career-foot strong {
  display: block;
  font-size: clamp(36px,3vw,46px);
  letter-spacing: -2px;
}

.career-foot span {
  font: 500 10px 'DM Mono';
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
}

.expertise {
  background: var(--soft);
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  border-top: 1px solid var(--line);
}

.expertise-grid>div {
  padding: 27px 30px 30px 0;
  border-bottom: 1px solid var(--line);
}

.expertise-grid>div:nth-child(3n+2),.expertise-grid>div:nth-child(3n+3) {
  padding-left: 30px;
  border-left: 1px solid var(--line);
}

.expertise-grid span {
  font: 500 11px 'DM Mono';
  color: #8b887f;
}

.expertise-grid h3 {
  font-size: 21px;
  margin: 20px 0 9px;
}

.expertise-grid p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

.perspective {
  display: block;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  gap: 12px;
}

.card {
  background: var(--card);
  padding: 30px 28px;
  min-height: 390px;
  display: flex;
  flex-direction: column;
}

.cardnum {
  font: 500 12px 'DM Mono';
  color: #8b887f;
  margin-bottom: 48px;
}

.card h3 {
  font-size: 23px;
  line-height: 1.15;
  letter-spacing: -1px;
  margin: 12px 0 15px;
}

.card p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  margin: 0 0 25px;
}

.card a {
  margin-top: auto;
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  border-bottom: 1px solid currentColor;
  padding-bottom: 3px;
}

.ai-band {
  margin: 0 10vw;
  background: var(--ink);
  color: white;
  padding: 72px 7%;
  display: grid;
  grid-template-columns: 70px minmax(0,1fr);
  gap: 25px;
  align-items: start;
}

.ai-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--ink);
  display: grid;
  place-items: center;
}

.ai-band h2 {
  font-size: clamp(32px,4vw,55px);
  line-height: 1.05;
  letter-spacing: -2px;
  max-width: 850px;
  margin: 12px 0 20px;
}

.ai-band h2 em {
  font-weight: 400;
}

.ai-band p {
  color: #aaa8a0;
  max-width: 720px;
  line-height: 1.7;
}

.focus-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 25px;
}

.focus-tags span {
  font: 500 10px 'DM Mono';
  border: 1px solid #4c4b47;
  border-radius: 999px;
  padding: 8px 11px;
  color: #d2d0ca;
}

.research {
  background: var(--bg);
}

.research-grid {
  display: grid;
  grid-template-columns: minmax(0,1.2fr) minmax(0,.8fr);
  gap: clamp(24px,4vw,64px);
}

.research h2 {
  font-size: clamp(38px,4vw,58px);
  line-height: 1.05;
  letter-spacing: -3px;
  margin: 0 0 20px;
}

.research h2 span {
  font-weight: 400;
  color: #77746c;
}

.icon.big {
  font-size: 26px;
}

.research-card {
  border: 1px solid var(--line);
  padding: 38px 34px;
  background: #efede7;
}

.research-card h3 {
  font-size: 26px;
  letter-spacing: -.8px;
  margin: 17px 0 12px;
}

.research-card p {
  font-size: 14px;
  line-height: 1.75;
  margin: 0;
}

.research-meta {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 25px;
  font: 500 10px 'DM Mono';
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #817f77;
}

.credentials {
  background: var(--soft);
}

.credentials-grid {
  display: grid;
  grid-template-columns: minmax(0,1.2fr) minmax(0,.8fr);
  gap: clamp(24px,4vw,64px);
}

.credentials h2 {
  font-size: clamp(38px,4vw,58px);
  line-height: 1.05;
  letter-spacing: -3px;
  margin: 0 0 20px;
}

.credentials h2 span {
  font-weight: 400;
  color: #77746c;
}

.credentials-grid>div>p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 650px;
}

.credential-list {
  border-top: 1px solid var(--line);
}

.credential-list div {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.credential-list span {
  font: 500 10px 'DM Mono';
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #817f77;
}

.credential-list strong {
  font-size: 15px;
}

.connect {
  padding-bottom: 130px;
}

.connect h2 {
  font-size: clamp(48px,6vw,85px);
}

footer {
  border-top: 1px solid var(--line);
  padding: 34px 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

footer p {
  font: 11px 'DM Mono';
  color: var(--muted);
}

footer a:last-child {
  font-size: 14px;
}

a:focus-visible,button:focus-visible {
  outline: 3px solid #789c21;
  outline-offset: 4px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-toggle,.mobile-menu {
  display: none;
}

.impact {
  background: var(--bg);
}

.impact-head {
  display: flex;
  justify-content: space-between;
  gap: 8vw;
  align-items: flex-end;
  margin-bottom: 45px;
}

.impact h2 {
  font-size: clamp(38px,5vw,68px);
  line-height: 1.05;
  letter-spacing: -3px;
  margin: 0;
}

.impact h2 span {
  font-weight: 400;
  color: #77746c;
}

.impact-head p {
  font-size: 17px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 430px;
  margin: 0;
}

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

.impact-grid article {
  min-height: 275px;
  padding: 30px 26px 30px 0;
  display: flex;
  flex-direction: column;
}

.impact-grid article:first-child {
  background: var(--ink);
  color: white;
  padding: 36px 32px;
}

.impact-grid article:first-child .impact-stat {
  color: var(--accent);
  font-size: clamp(48px,4.8vw,72px);
  margin-bottom: 32px;
}

.impact-grid article:first-child .tag {
  color: #d2d0ca;
}

.impact-grid article:first-child p {
  color: #d2d0ca;
  max-width: 300px;
}

.impact-grid article+article {
  border-left: 1px solid var(--line);
  padding-left: 26px;
}

.impact-grid article:nth-child(odd) {
  border-left: 0;
  padding-left: 0;
}

.impact-grid article:nth-child(n+3) {
  border-top: 1px solid var(--line);
  padding-top: 30px;
}

.impact-stat {
  display: block;
  font-size: clamp(32px,3.2vw,49px);
  line-height: 1;
  letter-spacing: -2.2px;
  margin-bottom: 28px;
}

.impact-grid .tag {
  color: #817f77;
  margin-bottom: 12px;
}

.impact-grid p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
  max-width: 260px;
}

/* Accessibility and shared layout safeguards. */
.skip-link {
  position: fixed;
  top: 12px;
  left: 5vw;
  z-index: 100;
  padding: 14px 20px;
  background: var(--ink);
  color: white;
  border-radius: 6px;
  transform: translateY(calc(-100% - 20px));
  font-weight: 700;
}

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

main:focus-visible,section[tabindex]:focus-visible {
  outline: 3px solid #789c21;
  outline-offset: -4px;
}

.section>*,.about-top>*,.research-grid>*,.credentials-grid>*,.timeline-item>*,.leadership-head>*,.career-intro>*,.expertise-head>*,.perspective-head>*,.impact-head>* {
  min-width: 0;
}

h1,h2,h3,.impact-stat {
  overflow-wrap: anywhere;
}

.navcta,.brand {
  flex-shrink: 0;
}

footer {
  flex-wrap: wrap;
}

@media(max-width:1200px) {
  /* Stack nested editorial columns before headings become cramped. */
  .about-top {
    grid-template-columns: 1fr;
  }

  .headline-card {
    max-width: 400px;
  }

  .leadership-head,.career-intro,.expertise-head,.impact-head {
    display: block;
  }

  .solution-scope {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .leadership-head p,.career-intro p,.expertise-head p,.impact-head p {
    margin-top: 18px;
  }

  .research-grid,.credentials-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

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

  .expertise-grid>div:nth-child(3n+2),.expertise-grid>div:nth-child(3n+3) {
    padding-left: 0;
    border-left: 0;
  }

  .expertise-grid>div:nth-child(even) {
    padding-left: 30px;
    border-left: 1px solid var(--line);
  }

}

@media(max-width:1050px) {
  .section {
    display: block;
  }

  .section-label {
    margin-bottom: 38px;
  }

  .hero {
    grid-template-columns: minmax(0,1fr) 250px;
    gap: 4vw;
    padding-left: 7vw;
    padding-right: 7vw;
  }

  .hero-portrait {
    width: 226px;
    height: 226px;
  }

  .hero h1 {
    font-size: clamp(48px,6.5vw,68px);
    letter-spacing: -3px;
  }

  .navlinks {
    gap: 18px;
  }

}

@media(max-width:800px) {
  html {
    scroll-padding-top: 72px;
  }

  .nav {
    height: 72px;
    padding: 0 5vw;
  }

  .navlinks {
    display: none;
  }

  .navcta {
    padding: 10px 14px;
    font-size: 12px;
  }

  .hero {
    padding: 46px 7vw 72px;
    min-height: auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 34px;
  }

  .hero-copy {
    order: 2;
  }

  .hero-visual {
    order: 1;
    align-items: flex-start;
  }

  .portrait-wrap {
    padding: 8px;
  }

  .portrait-wrap:before {
    inset: -3px 25px 25px -3px;
  }

  .hero-portrait {
    width: 178px;
    height: 178px;
  }

  .hero-note {
    margin-left: 8px;
    font-size: 11px;
    line-height: 1.7;
  }

  .hero h1 {
    letter-spacing: -3.2px;
    font-size: clamp(48px,14vw,62px);
    margin: 22px 0 23px;
    max-width: 100%;
  }

  .lede {
    font-size: 17px;
    line-height: 1.65;
  }

  .positioning {
    font-size: 14px;
    line-height: 1.75;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    margin-top: 28px;
  }

  .cred-line {
    margin-top: 28px;
    line-height: 1.7;
  }

  .section {
    padding: 76px 7vw;
    display: block;
  }

  .section-label {
    margin-bottom: 38px;
  }

  .about h2,.perspective h2,.career h2,.connect h2,.leadership h2,.expertise h2 {
    letter-spacing: -2.2px;
    font-size: clamp(38px,10vw,54px);
  }

  .about p,.career p,.perspective-head p,.connect p,.leadership-head p,.expertise-head p,.research p {
    font-size: 16px;
    line-height: 1.8;
  }

  .leadership-head,.perspective-head,.career-intro,.expertise-head {
    display: block;
    margin-bottom: 35px;
  }

  .leadership-head p,.perspective-head p,.career-intro p,.expertise-head p {
    margin-top: 18px;
  }

  .leadership-grid {
    display: block;
  }

  .leadership-grid article,.leadership-grid article:nth-child(odd),.leadership-grid article:nth-child(even) {
    padding: 30px 0;
    border-right: 0;
  }

  .leadership-grid article:last-child {
    border-bottom: 0;
  }

  .solution-scope {
    margin-top: 36px;
    padding-top: 30px;
  }

  .solution-scope h3 {
    font-size: 28px;
    letter-spacing: -1.2px;
  }

  .solution-scope p {
    font-size: 14px;
    line-height: 1.75;
  }

  .timeline-item {
    grid-template-columns: 75px 1fr;
    gap: 14px;
    padding: 24px 0;
  }

  .timeline-item h3 {
    font-size: 18px;
  }

  .timeline-item p {
    font-size: 14px;
  }

  .career-foot {
    grid-template-columns: 1fr;
  }

  .career-foot div {
    padding: 21px 0;
  }

  .career-foot div+div {
    border-left: 0;
    padding-left: 0;
  }

  .career-foot strong {
    font-size: 40px;
  }

  .expertise-grid {
    display: block;
  }

  .expertise-grid>div,.expertise-grid>div:nth-child(even) {
    padding: 25px 0;
    border-left: 0;
  }

  .expertise-grid h3 {
    margin-top: 15px;
  }

  .cards {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .card {
    min-height: 310px;
    padding: 28px;
  }

  .cardnum {
    margin-bottom: 48px;
  }

  .card h3 {
    font-size: 24px;
  }

  .ai-band {
    margin: 0 7vw;
    display: block;
    padding: 42px 30px;
  }

  .ai-icon {
    margin-bottom: 28px;
  }

  .ai-band h2 {
    font-size: 34px;
    letter-spacing: -1.5px;
  }

  .ai-band p {
    font-size: 14px;
    line-height: 1.75;
  }

  .focus-tags {
    gap: 6px;
  }

  .research-grid,.credentials-grid {
    display: block;
  }

  .research-card {
    margin-top: 48px;
  }

  .credential-list {
    margin-top: 45px;
  }

  .connect-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  footer {
    padding: 25px 7vw;
    gap: 16px;
    align-items: flex-start;
  }

  footer p {
    font-size: 9px;
    line-height: 1.5;
    max-width: 180px;
  }

  footer a:last-child {
    font-size: 13px;
  }

  .nav-actions {
    gap: 8px;
  }

  .mobile-toggle {
    width: 42px;
    height: 42px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: transparent;
    display: grid;
    place-content: center;
    gap: 5px;
    cursor: pointer;
  }

  .mobile-toggle span {
    display: block;
    width: 15px;
    height: 1px;
    background: var(--ink);
  }

  .mobile-menu {
    position: absolute;
    top: calc(100% + 1px);
    right: 5vw;
    left: 5vw;
    background: var(--bg);
    border: 1px solid var(--line);
    box-shadow: 0 18px 38px rgba(0,0,0,.08);
    padding: 10px 18px;
    z-index: 21;
  }

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

  .mobile-menu a {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: 13px;
    font-weight: 800;
  }

  .mobile-menu a:last-child {
    border-bottom: 0;
  }

  .impact-head {
    display: block;
    margin-bottom: 35px;
  }

  .impact-head p {
    margin-top: 18px;
    font-size: 16px;
    line-height: 1.8;
  }

  .impact h2 {
    font-size: clamp(38px,10vw,54px);
    letter-spacing: -2.2px;
  }

  .impact-grid {
    display: block;
  }

  .impact-grid article,.impact-grid article+article {
    min-height: auto;
    padding: 30px 0;
    border-left: 0;
  }

  .navlinks a:after {
    display: none;
  }

  .impact-grid article:first-child {
    padding: 32px 26px;
  }

  .impact-grid article:first-child .impact-stat {
    font-size: clamp(48px,14vw,62px);
    margin-bottom: 24px;
  }

  .impact-grid article+article {
    border-top: 1px solid var(--line);
  }

  .impact-stat {
    font-size: 43px;
    margin-bottom: 22px;
  }

  .impact-grid p {
    font-size: 14px;
    max-width: 100%;
  }

  .mobile-menu {
    max-height: calc(100dvh - 90px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .timeline-item {
    grid-template-columns: 75px minmax(0,1fr);
  }

  .research-grid,.credentials-grid {
    gap: 0;
  }

}

@media(max-width:380px) {
  .navcta {
    padding: 9px 11px;
  }

  .hero-portrait {
    width: 155px;
    height: 155px;
  }

  .hero-note {
    font-size: 10px;
  }

  .card {
    padding: 25px;
  }

  .ai-band {
    padding: 36px 24px;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .hero h1 {
    font-size: clamp(38px,12vw,46px);
  }

  .research-card {
    padding: 24px;
  }

}

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

  .navlinks a:after {
    transition: none;
  }

}