:root {
  color-scheme: light dark;
  --paper: #f5f7fb;
  --paper-strong: #ffffff;
  --ink: #172131;
  --muted: #5f6979;
  --line: #d5dce8;
  --line-strong: #a9b5c8;
  --teal: #315fa8;
  --teal-soft: #e4ebf7;
  --link: #3b6fb6;
  --venue: #3f4857;
  --magenta: #b33869;
  --magenta-soft: #f3dce6;
  --amber: #b46f0a;
  --amber-soft: #f5e8c8;
  --green: #2e7d5b;
  --header-bg: rgba(245, 247, 251, 0.94);
  --shadow: 0 14px 36px rgba(23, 33, 49, 0.1);
  --display: "Libre Caslon Display", Georgia, serif;
  --body: "Manrope", Arial, sans-serif;
  --mono: "IBM Plex Mono", Consolas, monospace;
  --text-body: 19px;
  --text-callout: 17px;
  --text-subhead: 16px;
  --text-caption: 14px;
  --radius-control: 18px;
  --radius-field: 14px;
  --radius-media: 12px;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --paper: #11141b;
  --paper-strong: #171c26;
  --ink: #eef2f8;
  --muted: #adb7c7;
  --line: #2d3747;
  --line-strong: #52627a;
  --teal: #8bb4ff;
  --teal-soft: #1d2d49;
  --link: #3b6fb6;
  --venue: #d1d7e0;
  --magenta: #f08bb4;
  --magenta-soft: #3f2331;
  --amber: #f0bd68;
  --amber-soft: #3d321e;
  --green: #7cd7ac;
  --header-bg: rgba(17, 20, 27, 0.94);
  --shadow: 0 14px 36px rgba(0, 0, 0, 0.26);
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: auto;
  scroll-padding-top: 0;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: var(--text-body);
  line-height: 1.62;
  transition: background-color 180ms ease, color 180ms ease;
}

button,
input {
  font: inherit;
}

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

a {
  color: var(--link);
  text-decoration: none;
  transition: color 160ms ease, background-color 160ms ease;
}

a:hover {
  color: var(--ink);
}

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

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

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 8px 12px;
  transform: translateY(-150%);
  background: var(--ink);
  color: var(--paper);
  border-radius: 999px;
}

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

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

.corner-actions {
  position: fixed;
  top: 22px;
  right: 24px;
  z-index: 50;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.icon-button:hover {
  border-color: var(--teal);
  color: var(--teal);
}

.icon-button svg,
.command svg,
.back-to-top svg,
.search-control svg {
  width: 17px;
  height: 17px;
  stroke-width: 1.8;
}

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--paper-strong);
}

.hero-inner {
  width: min(1240px, calc(100% - 56px));
  margin: 0 auto;
  padding: 68px 0 72px;
}

.section-kicker,
.service-label,
.timeline-date,
.publication-status,
.track-index {
  margin: 0;
  font-family: var(--mono);
  font-size: var(--text-caption);
  line-height: 1.5;
}

.identity {
  display: flex;
  align-items: center;
  gap: 14px;
}

.identity img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.identity p {
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: var(--text-caption);
}

.hero h1 {
  max-width: 900px;
  margin: 18px 0 20px;
  font-family: var(--display);
  font-size: 84px;
  font-weight: 400;
  line-height: 0.98;
}

.hero-thesis {
  max-width: 920px;
  margin: 0;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.68;
}

.hero-thesis a {
  font-weight: 600;
}

.hero-thesis a:hover {
  background: var(--teal-soft);
}

.hero-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  width: min(100%, 700px);
  margin-top: 32px;
}

.command {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 11px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--paper-strong);
  color: var(--ink);
  font-size: var(--text-subhead);
  font-weight: 600;
  text-decoration: none;
}

.command:hover {
  border-color: var(--teal);
  color: var(--teal);
}

.primary-command {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.primary-command:hover {
  border-color: var(--teal);
  background: var(--teal);
  color: #ffffff;
}

.section-shell {
  width: min(1240px, calc(100% - 56px));
  margin: 0 auto;
}

.section-kicker {
  color: var(--teal);
  text-transform: uppercase;
}

.research-section,
.publications-section,
.experience-section,
.service-section {
  padding: 96px 0;
}

.research-section {
  background: var(--paper);
  padding-top: 52px;
  padding-bottom: 52px;
}

.research-section .section-heading {
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 8px 30px;
  align-items: start;
  margin-bottom: 28px;
}

.research-section .section-kicker {
  grid-row: 1 / span 2;
  padding-top: 6px;
}

.research-section .section-heading h2 {
  margin: 0;
  font-family: var(--body);
  font-size: 30px;
  font-weight: 600;
  line-height: 1.3;
}

.research-section .section-heading > p:last-child {
  grid-column: 2;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 780px) 1fr;
  gap: 56px;
  align-items: end;
  margin-bottom: 40px;
}

.section-heading h2 {
  margin: 12px 0 0;
  font-family: var(--display);
  font-size: 50px;
  font-weight: 400;
  line-height: 1.12;
}

.section-heading > p:last-child,
.publication-intro {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.research-tracks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.research-track {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 18px;
  min-height: 0;
  padding: 28px 28px 30px 0;
}

.research-track + .research-track {
  padding-left: 28px;
  border-left: 1px solid var(--line-strong);
}

.track-index {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--muted);
}

.vision-track .track-index {
  background: transparent;
}

.science-track .track-index {
  background: transparent;
}

.research-track h3 {
  margin: 1px 0 10px;
  font-size: 22px;
  font-weight: 600;
}

.research-track p {
  max-width: 48ch;
  margin: 0 0 22px;
  color: var(--muted);
  font-size: var(--text-callout);
}

.research-track ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.research-track li {
  position: relative;
  padding-left: 18px;
  font-size: var(--text-subhead);
}

.research-track li::before {
  content: "";
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 7px;
  height: 2px;
  background: var(--teal);
}

.publications-section {
  border-top: 1px solid var(--line);
  background: var(--paper-strong);
}

.publication-heading {
  grid-template-columns: 1fr minmax(280px, 420px);
}

.publication-tools {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-strong);
}

.segmented-control {
  display: inline-flex;
  gap: 8px;
  padding: 0;
  border: 0;
  background: transparent;
}

.filter-button {
  min-height: 44px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 15px;
  white-space: nowrap;
  cursor: pointer;
}

.filter-button:hover,
.filter-button.is-active {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.search-control {
  display: flex;
  align-items: center;
  gap: 10px;
  width: min(300px, 100%);
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--paper);
}

.search-control:focus-within {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--teal) 14%, transparent);
}

.search-control input {
  width: 100%;
  min-height: 48px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: var(--text-subhead);
}

.search-control input::placeholder {
  color: var(--muted);
}

.publication-status {
  margin: 20px 0 8px;
  color: var(--muted);
}

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

.publication-row {
  display: grid;
  grid-template-columns: 72px 300px minmax(0, 1fr) 150px;
  gap: 28px;
  align-items: center;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

.publication-number {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--muted);
  font-family: var(--mono);
  font-size: var(--text-caption);
}

.publication-number span:first-child {
  color: var(--teal);
  font-size: var(--text-subhead);
}

.publication-number span:last-child {
  color: var(--teal);
  font-size: var(--text-subhead);
  font-weight: 600;
}

.publication-thumb {
  width: 300px;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius-media);
  background: #ffffff;
  box-shadow: 0 8px 22px rgba(23, 33, 49, 0.07);
  pointer-events: none;
}

.publication-body h3 {
  margin: 0 0 9px;
  font-size: 22px;
  line-height: 1.38;
}

.publication-authors,
.publication-venue {
  margin: 0;
  line-height: 1.55;
}

.publication-authors {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: var(--text-subhead);
}

.publication-venue {
  color: var(--venue);
  font-size: 14px;
  font-weight: 600;
}

.publication-authors strong {
  color: var(--ink);
  font-weight: 700;
}

.publication-actions {
  display: grid;
  gap: 7px;
}

.publication-actions a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: var(--text-caption);
  text-decoration: none;
}

.publication-actions a:hover {
  border-color: var(--teal);
  background: var(--teal-soft);
}

.publication-actions svg {
  width: 14px;
  height: 14px;
}

.empty-state {
  padding: 56px 0;
  color: var(--muted);
}

.experience-section {
  background: var(--paper);
}

.compact-heading {
  display: block;
}

.compact-heading h2 {
  font-size: 44px;
}

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

.timeline-row {
  display: grid;
  grid-template-columns: 190px 72px minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-row img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.timeline-row h3 {
  margin: 0 0 4px;
  font-size: 22px;
}

.timeline-row p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: var(--text-callout);
}

.service-section {
  border-top: 1px solid var(--line);
  background: var(--paper-strong);
  color: var(--ink);
}

.service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 48px;
}

.service-grid .section-heading {
  margin: 0;
}

.service-column {
  padding-top: 10px;
  border-top: 1px solid var(--line-strong);
}

.service-column p:last-child {
  margin: 14px 0 0;
  font-size: var(--text-callout);
}

.service-label {
  color: var(--teal);
  text-transform: uppercase;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 32px;
  align-items: end;
  padding: 52px 28px;
  background: var(--ink);
  color: var(--paper);
}

.footer-name {
  margin: 0 0 4px;
  font-family: var(--display);
  font-size: 28px;
}

.site-footer p:last-child {
  margin: 0;
  color: var(--line-strong);
  font-size: var(--text-subhead);
}

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

.site-footer a:hover {
  color: var(--teal);
}

.footer-links {
  display: flex;
  gap: 18px;
}

.footer-links a {
  font-family: var(--mono);
  font-size: var(--text-caption);
}

.back-to-top {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.reveal {
  animation: rise-in 700ms both;
}

.reveal-delay-1 {
  animation-delay: 80ms;
}

.reveal-delay-2 {
  animation-delay: 160ms;
}

.reveal-delay-3 {
  animation-delay: 240ms;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    color-scheme: dark;
    --paper: #11141b;
    --paper-strong: #171c26;
    --ink: #eef2f8;
    --muted: #adb7c7;
    --line: #2d3747;
    --line-strong: #52627a;
    --teal: #8bb4ff;
    --teal-soft: #1d2d49;
    --link: #3b6fb6;
    --venue: #d1d7e0;
    --magenta: #f08bb4;
    --magenta-soft: #3f2331;
    --amber: #f0bd68;
    --amber-soft: #3d321e;
    --green: #7cd7ac;
    --header-bg: rgba(17, 20, 27, 0.94);
    --shadow: 0 14px 36px rgba(0, 0, 0, 0.26);
  }

}

@media (max-width: 1120px) {
  .hero h1 {
    font-size: 64px;
  }

  .section-heading,
  .publication-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .publication-row {
    grid-template-columns: 62px 220px minmax(0, 1fr);
  }

  .publication-tools {
    display: grid;
  }

  .search-control {
    width: min(300px, 100%);
  }

  .publication-thumb {
    width: 220px;
  }

  .publication-actions {
    grid-column: 3;
    grid-template-columns: repeat(3, 1fr);
  }

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

  .service-grid .section-heading {
    grid-column: 1 / -1;
  }
}

@media (max-width: 680px) {
  :root {
    --text-body: 18px;
    --text-callout: 17px;
    --text-subhead: 16px;
    --text-caption: 14px;
  }

  .corner-actions {
    top: 14px;
    right: 14px;
  }

  .hero-inner,
  .section-shell {
    width: min(100% - 32px, 1240px);
  }

  .hero-inner {
    padding: 28px 0 44px;
  }

  .identity {
    padding-right: 54px;
  }

  .hero h1 {
    margin-top: 20px;
    font-size: 48px;
  }

  .hero-thesis {
    font-size: 18px;
    line-height: 1.64;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .research-section,
  .publications-section,
  .experience-section,
  .service-section {
    padding: 72px 0;
  }

  .research-section {
    padding-top: 44px;
    padding-bottom: 44px;
  }

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

  .research-section .section-heading {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 24px;
  }

  .research-section .section-kicker {
    grid-row: auto;
    padding-top: 0;
  }

  .research-section .section-heading h2 {
    font-size: 28px;
  }

  .research-section .section-heading > p:last-child {
    grid-column: auto;
  }

  .section-heading h2 {
    font-size: 39px;
  }

  .research-tracks {
    grid-template-columns: 1fr;
  }

  .research-track {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 18px;
    min-height: 0;
    padding: 28px 0 34px;
  }

  .research-track + .research-track {
    padding: 34px 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .publication-tools {
    display: grid;
  }

  .segmented-control {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .filter-button {
    padding: 6px 8px;
    font-size: 13px;
  }

  .search-control {
    width: min(300px, 100%);
  }

  .publication-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
    align-items: start;
  }

  .publication-number {
    grid-column: 1;
    grid-row: auto;
    align-self: auto;
    flex-direction: row;
    justify-content: space-between;
  }

  .publication-thumb {
    grid-column: 1;
    width: 100%;
    max-width: none;
  }

  .publication-body,
  .publication-actions {
    grid-column: 1;
  }

  .publication-actions {
    grid-template-columns: repeat(3, 1fr);
  }

  .timeline-row {
    grid-template-columns: 1fr 52px;
    gap: 16px;
  }

  .timeline-date {
    grid-column: 1 / -1;
  }

  .timeline-row div {
    grid-column: 1;
    grid-row: 2;
  }

  .timeline-row img {
    grid-column: 2;
    grid-row: 2;
  }

  .service-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .service-grid .section-heading {
    grid-column: auto;
  }

  .site-footer {
    grid-template-columns: 1fr auto;
    padding: 42px 16px;
  }

  .footer-links {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .back-to-top {
    grid-column: 2;
    grid-row: 1;
  }
}

@media (max-width: 420px) {
  .header-actions {
    gap: 5px;
  }

  .icon-button {
    width: 44px;
    height: 44px;
  }

  .hero h1 {
    font-size: 44px;
  }

  .command {
    padding: 8px 10px;
    font-size: 15px;
  }

  .publication-actions a {
    justify-content: center;
  }

  .publication-actions a span {
    display: none;
  }
}

@media (max-width: 340px) {
  .hero-actions,
  .segmented-control {
    grid-template-columns: 1fr;
  }

  .filter-button {
    white-space: normal;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}

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

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