:root {
  --ink: #111827;
  --ink-soft: #374151;
  --muted: #6b7280;
  --line: #e5e7eb;
  --paper: #ffffff;
  --canvas: #f8fafc;
  --panel: #f3f6fb;
  --panel-strong: #eaf1fb;
  --accent: #1f4e79;
  --accent-dark: #153a5c;
  --accent-soft: #e8f1f8;
  --green: #146c63;
  --amber: #8a5a13;
  --shadow: 0 4px 14px rgba(17, 24, 39, 0.045);
  --shadow-soft: none;
  --radius-lg: 8px;
  --radius-md: 8px;
  --radius-sm: 6px;
  --max-width: 1060px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.56;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  color: var(--accent-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

h1,
h2,
h3,
h4,
p,
dd,
li {
  overflow-wrap: break-word;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -5rem;
  z-index: 1000;
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  color: white;
  background: var(--ink);
}

.skip-link:focus {
  top: 1rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.container {
  width: min(var(--max-width), calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  border-bottom: 1px solid rgba(229, 231, 235, 0.92);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.header-grid {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 0.58rem 0;
}

.brand {
  display: inline-grid;
  gap: 0.1rem;
  color: var(--ink);
}

.brand:hover,
.brand:focus-visible {
  text-decoration: none;
}

.brand-name {
  font-weight: 760;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-role {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.section {
  padding: clamp(2.2rem, 4.2vw, 3.3rem) 0;
}

.section-compact {
  padding: 1.35rem 0;
}

.section-muted {
  border-block: 1px solid var(--line);
  background: #fbfcfe;
}

.profile-hero {
  padding: clamp(1.7rem, 3.6vw, 2.8rem) 0 1.4rem;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.profile-card {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.35rem);
  padding: clamp(1.2rem, 2.8vw, 1.9rem);
  border: 1px solid #cfd9e5;
  border-radius: var(--radius-lg);
  background: #ffffff;
}

.profile-photo {
  margin: 0;
}

.profile-photo img {
  width: 132px;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  object-fit: cover;
  object-position: center 32%;
  background: #f7fafc;
}

.profile-heading,
.profile-content,
.profile-body,
.profile-main,
.profile-details {
  min-width: 0;
}

.profile-content {
  display: grid;
  gap: 1rem;
}

.profile-body {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(300px, 0.97fr);
  gap: clamp(1.8rem, 4vw, 3rem);
  align-items: start;
}

.profile-card h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.5rem, 2.1vw, 2rem);
  font-weight: 690;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.profile-title {
  margin: 0.25rem 0 0;
  color: var(--ink-soft);
  font-size: 0.96rem;
  font-style: italic;
}

.profile-brief {
  max-width: 720px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
  font-size: 0.86rem;
}

.profile-links a {
  color: var(--accent-dark);
  font-weight: 620;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.profile-details a {
  color: var(--accent-dark);
  font-weight: 620;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.profile-details {
  display: grid;
  gap: 0.38rem;
  align-content: start;
  font-size: 0.9rem;
  line-height: 1.52;
}

.profile-details p {
  margin: 0;
  color: var(--ink-soft);
}

.profile-details .profile-role {
  color: var(--ink);
  font-weight: 650;
}

.profile-address {
  margin-top: 0.18rem !important;
}

.tabs-section {
  background: #ffffff;
}

.profile-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
  padding-top: 1.4rem;
  border-bottom: 1px solid var(--line);
}

.tab-link {
  padding: 0.58rem 0.82rem;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  color: var(--accent-dark);
  font-size: 0.88rem;
  font-weight: 660;
}

.tab-link:hover,
.tab-link:focus-visible {
  background: #f6f9fc;
  text-decoration: none;
}

.tab-link.active {
  border-color: var(--line);
  color: var(--ink);
  background: #ffffff;
  box-shadow: inset 0 2px 0 var(--accent);
}

.tab-panel[hidden] {
  display: none !important;
}

.reader-panel {
  max-width: 880px;
}

.reader-panel p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.reader-panel p + p {
  margin-top: 0.72rem;
}

.standfirst {
  color: var(--ink) !important;
  font-size: clamp(1.05rem, 1.55vw, 1.22rem) !important;
  font-weight: 650;
  line-height: 1.36;
}

.profile-note-list {
  display: grid;
  margin: 1.35rem 0 0;
  border-top: 1px solid var(--line);
}

.profile-note-list div {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: clamp(1rem, 2.6vw, 2rem);
  padding: 0.78rem 0;
  border-bottom: 1px solid var(--line);
}

.profile-note-list dt {
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 720;
}

.profile-note-list dd {
  margin: 0;
  color: var(--ink-soft);
}

.tab-intro {
  max-width: 840px;
  margin-bottom: 1rem;
}

.tab-intro p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.94rem;
}

.hero {
  padding: clamp(2.3rem, 4.8vw, 3.4rem) 0 clamp(2rem, 3.7vw, 2.8rem);
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(310px, 0.92fr);
  gap: clamp(1.6rem, 3.5vw, 3.2rem);
  align-items: start;
}

.hero-copy,
.summary-card,
.prose,
.section-heading,
.project-body,
.contact-card > div {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
}

.hero h1,
.section-heading h2,
.split-heading h2,
.contact-card h2 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.hero h1 {
  max-width: 650px;
  font-size: clamp(1.45rem, 2.05vw, 1.88rem);
  font-weight: 690;
  line-height: 1.18;
}

.section-heading h2,
.split-heading h2,
.contact-card h2 {
  font-size: clamp(1.25rem, 1.85vw, 1.62rem);
  font-weight: 700;
}

.lead {
  max-width: 690px;
  margin: 0.9rem 0 0;
  color: var(--ink-soft);
  font-size: 0.96rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  color: var(--accent-dark);
  background: transparent;
  font-size: 0.88rem;
  font-weight: 650;
  box-shadow: none;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.button:hover,
.button:focus-visible {
  color: var(--ink);
  background: transparent;
}

.button.primary {
  color: var(--accent-dark);
  background: transparent;
}

.summary-card,
.pillar-card,
.project-card,
.publication-list,
.method-card,
.timeline article,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}

.summary-card {
  padding: 1rem 1.1rem;
  border-color: #d7e0ea;
  background: #ffffff;
}

.status {
  margin: 0 0 0.85rem;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.35;
}

.status span {
  color: var(--muted);
  font-weight: 650;
}

.summary-card dl {
  display: grid;
  gap: 0.82rem;
  margin: 0;
}

.summary-card dt {
  margin-bottom: 0.2rem;
  color: var(--accent-dark);
  font-size: 0.68rem;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.summary-card dd {
  margin: 0;
  color: var(--ink-soft);
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(240px, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(1.5rem, 3.2vw, 3.2rem);
  align-items: start;
}

.prose p,
.section-heading p,
.contact-card p {
  color: var(--ink-soft);
  font-size: 0.94rem;
}

.prose p:first-child,
.section-heading p:first-child {
  margin-top: 0;
}

.prose p:last-child,
.section-heading p:last-child {
  margin-bottom: 0;
}

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
  margin-top: 1.75rem;
}

.focus-brief-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
  margin-top: 1.55rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.focus-brief-grid article {
  min-width: 0;
}

.focus-brief-grid h3 {
  margin: 0 0 0.35rem;
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 740;
}

.focus-brief-grid p {
  margin: 0;
  color: var(--ink-soft);
}

.pillar-card {
  padding: 0.9rem 0 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.pillar-card span {
  display: inline-flex;
  margin-bottom: 0.65rem;
  color: #6b7280;
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.1em;
}

.pillar-card h3,
.method-card h3,
.timeline h3 {
  margin: 0 0 0.42rem;
  font-size: 0.98rem;
  line-height: 1.25;
}

.pillar-card p,
.method-card p,
.timeline p {
  margin: 0;
  color: var(--ink-soft);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 1.35rem;
}

.compact-heading {
  margin-bottom: 1rem;
}

.project-stack {
  display: grid;
  gap: 0.8rem;
}

.project-card {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  overflow: hidden;
  border-color: #d6dee8;
  box-shadow: none;
}

.project-card.text-card {
  grid-template-columns: 1fr;
}

.project-body {
  padding: clamp(1rem, 2.2vw, 1.45rem);
}

.tagline {
  margin: 0 0 0.65rem;
  color: #466987;
  font-size: 0.68rem;
  font-weight: 720;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.project-body h3 {
  margin: 0 0 0.82rem;
  font-size: clamp(1.02rem, 1.45vw, 1.28rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  font-weight: 700;
}

.science-notes {
  display: grid;
  gap: 0.5rem;
}

.science-notes p {
  margin: 0;
  color: var(--ink-soft);
}

.science-notes strong {
  color: var(--accent-dark);
  font-weight: 700;
}

.compact-list {
  margin: 0.85rem 0 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
}

.compact-list li + li {
  margin-top: 0.4rem;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.9rem;
}

.link-row a {
  display: inline-flex;
  padding: 0;
  border: 0;
  border-radius: 0;
  color: var(--accent-dark);
  background: transparent;
  font-size: 0.84rem;
  font-weight: 640;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link-row a:hover,
.link-row a:focus-visible {
  color: var(--ink);
  background: transparent;
}

.project-media {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  align-content: stretch;
  margin: 0;
  min-height: 100%;
  border-left: 1px solid var(--line);
  background: #f5f8fb;
  overflow: hidden;
}

.project-media img,
.project-media video {
  width: 100%;
  height: 100%;
  min-height: 260px;
}

.figure-contain img {
  object-fit: contain;
  padding: 0.75rem;
  background: #ffffff;
}

.vcc-figure {
  grid-template-rows: minmax(0, 1fr) auto;
}

.vcc-figure img {
  height: auto;
  min-height: 0;
  max-height: 310px;
  margin: auto;
}

.video-panel video {
  object-fit: contain;
  background: #111827;
}

.project-media figcaption {
  margin: 0;
  padding: 0.62rem 0.75rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #fbfcfe;
  font-size: 0.78rem;
  line-height: 1.45;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.mini-grid div {
  padding: 0.9rem 0 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
}

.mini-grid h4 {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  line-height: 1.25;
}

.mini-grid p {
  margin: 0;
  color: var(--ink-soft);
}

.publication-list {
  overflow: hidden;
}

.publication-item {
  display: grid;
  grid-template-columns: 66px minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.72rem 0.9rem;
  border-bottom: 1px solid var(--line);
}

.publication-item:last-child {
  border-bottom: 0;
}

.publication-item p {
  margin: 0;
  color: var(--ink-soft);
}

.year {
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 760;
}

.publication-item.highlight {
  background: #f7fbff;
}

.publication-item.preprint {
  background: #fbf7ff;
}

.methods-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.method-card {
  padding: 0.9rem 0 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.timeline {
  display: grid;
  gap: 0.65rem;
}

.timeline-layout {
  max-width: 850px;
}

.timeline article {
  padding: 0.85rem 0.95rem;
}

.timeline span {
  display: inline-flex;
  margin-bottom: 0.4rem;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.life-panel {
  max-width: 900px;
}

.life-panel > p {
  max-width: 780px;
  margin: 0;
  color: var(--ink-soft);
}

.life-panel > p + p {
  margin-top: 0.7rem;
}

.life-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 1.35rem;
}

.life-grid article {
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.life-grid h3 {
  margin: 0 0 0.4rem;
  font-size: 0.98rem;
  line-height: 1.25;
}

.life-grid p {
  margin: 0;
  color: var(--ink-soft);
}

.contact-section {
  padding-top: 0;
}

.contact-card {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: 1.6rem;
  padding: clamp(1rem, 2.5vw, 1.55rem);
  border-color: #d7e0ea;
  color: var(--ink);
  background: #fbfdff;
  box-shadow: none;
}

.contact-card h2,
.contact-card p,
.contact-card .eyebrow {
  color: var(--ink);
}

.contact-card p {
  color: var(--ink-soft);
}

.contact-links {
  display: grid;
  gap: 0.45rem;
  align-content: center;
}

.contact-links a {
  display: block;
  padding: 0.4rem 0;
  border: 1px solid #d4dfeb;
  border-width: 0 0 1px;
  border-radius: 0;
  color: var(--accent-dark);
  background: transparent;
  font-size: 0.88rem;
  font-weight: 620;
}

.contact-links a:hover,
.contact-links a:focus-visible {
  background: transparent;
  color: var(--ink);
  text-decoration: none;
}

.site-footer {
  padding: 1.1rem 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: var(--paper);
  font-size: 0.82rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

.footer-grid p {
  margin: 0;
}

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 800;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  padding: 0.65rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  color: white;
  background: var(--ink);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 850;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: opacity 180ms ease, transform 180ms ease;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover,
.back-to-top:focus-visible {
  background: var(--accent-dark);
}

:focus-visible {
  outline: 3px solid rgba(31, 78, 121, 0.28);
  outline-offset: 3px;
}

@media (max-width: 1080px) {
  .project-card {
    grid-template-columns: 1fr;
  }

  .project-media {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .project-media img,
  .project-media video {
    max-height: 430px;
  }

  .vcc-figure img {
    max-height: 310px;
  }

  .methods-grid,
  .pillar-grid,
  .focus-brief-grid,
  .life-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mini-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .header-grid {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .brand {
    min-width: 0;
  }

  .hero-grid,
  .profile-card,
  .split-heading,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .profile-details {
    margin-top: 0;
  }

  .profile-body {
    grid-template-columns: 1fr;
    gap: 0.95rem;
  }

  .profile-note-list div {
    grid-template-columns: 1fr;
    gap: 0.28rem;
  }

  .profile-photo,
  .profile-heading,
  .profile-content,
  .profile-body,
  .profile-main,
  .profile-details {
    grid-column: 1;
    grid-row: auto;
  }

  .hero h1,
  .section-heading h2,
  .split-heading h2,
  .contact-card h2 {
    letter-spacing: -0.03em;
  }
}

@media (max-width: 560px) {
  body {
    font-size: 15px;
    overflow-x: hidden;
  }

  .container {
    width: min(var(--max-width), calc(100% - 28px));
  }

  .header-grid {
    gap: 0.5rem;
  }

  .hero h1 {
    font-size: clamp(1.42rem, 7vw, 1.72rem);
  }

  .profile-card {
    padding: 1rem;
  }

  .profile-photo img {
    width: 108px;
  }

  .profile-card h1 {
    font-size: clamp(1.45rem, 7vw, 1.8rem);
  }

  .profile-tabs {
    flex-wrap: wrap;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .tab-link {
    padding: 0.55rem 0.7rem;
  }

  .lead,
  .prose p,
  .section-heading p,
  .summary-card dd,
  .project-body p,
  .project-body li {
    overflow-wrap: anywhere;
  }

  .hero-actions {
    gap: 0.7rem;
  }

  .methods-grid,
  .pillar-grid,
  .focus-brief-grid,
  .life-grid {
    grid-template-columns: 1fr;
  }

  .publication-item {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .project-media img,
  .project-media video {
    min-height: 220px;
  }

  .vcc-figure img {
    min-height: 0;
    max-height: 280px;
  }
}

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

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

@media print {
  .site-header,
  .hero-actions,
  .back-to-top,
  .project-media,
  .contact-section {
    display: none !important;
  }

  body {
    color: black;
    background: white;
    font-size: 11pt;
  }

  .section,
  .hero {
    padding: 1rem 0;
  }

  .container {
    width: 100%;
  }

  .summary-card,
  .pillar-card,
  .project-card,
  .publication-list,
  .method-card,
  .timeline article {
    box-shadow: none;
    border: 1px solid #cccccc;
    break-inside: avoid;
  }

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