:root {
  color-scheme: light;
  --background: #fcfcfb;
  --surface: #ffffff;
  --text: #20252b;
  --muted: #66707a;
  --accent: #315f86;
  --accent-soft: #edf2f6;
  --line: #dfe3e6;
  --line-strong: #c8ced3;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
}

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

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

.skip-link {
  position: fixed;
  top: 10px;
  left: 12px;
  z-index: 100;
  transform: translateY(-150%);
  padding: 8px 12px;
  background: var(--text);
  color: var(--surface);
  font-size: 13px;
  text-decoration: none;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(252, 252, 251, 0.96);
  backdrop-filter: blur(12px);
}

.header-inner,
#main-content,
.footer-inner {
  width: min(1080px, calc(100% - 48px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  min-height: 68px;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.site-name {
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 27px;
}

.site-nav a {
  position: relative;
  padding: 23px 0 21px;
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  transition: color 150ms ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
}

.site-nav a[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: var(--accent);
  content: "";
}

.menu-toggle {
  display: none;
  border: 0;
  padding: 8px 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

#main-content {
  flex: 1;
}

h1,
.home-copy h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.home-intro {
  display: grid;
  min-height: calc(100vh - 139px);
  grid-template-columns: minmax(0, 720px) 225px;
  align-items: start;
  justify-content: space-between;
  gap: 72px;
  padding: 96px 0 84px;
}

.eyebrow,
.project-category,
.activity-type {
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0 0 17px;
}

.home-copy h1 {
  margin: 0 0 27px;
  font-size: clamp(46px, 6.2vw, 72px);
  letter-spacing: -0.035em;
  line-height: 1.02;
}

.home-summary {
  max-width: 690px;
  margin: 0;
  color: #333b43;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.58;
}

.affiliation {
  max-width: 690px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.home-portrait {
  display: block;
  width: 225px;
  aspect-ratio: 4 / 5;
  margin-top: 54px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 2px;
}

.page-shell {
  padding: 72px 0 100px;
}

.reading-shell {
  max-width: 820px;
  margin: 0;
}

.page-heading {
  max-width: 820px;
  margin-bottom: 58px;
}

.page-heading h1 {
  margin: 0 0 18px;
  font-size: clamp(44px, 5.6vw, 62px);
  letter-spacing: -0.025em;
  line-height: 1.05;
}

.page-introduction {
  max-width: 760px;
  margin: 0;
  color: #414a53;
  font-size: 19px;
  line-height: 1.65;
}

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

.narrative-section {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  column-gap: 42px;
  padding: 30px 0 33px;
  border-bottom: 1px solid var(--line);
}

.narrative-section h2 {
  grid-column: 1;
  grid-row: 1 / span 8;
  margin: 1px 0 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

.narrative-section p {
  grid-column: 2;
  margin: 0 0 16px;
  color: #3e474f;
  font-size: 16px;
  line-height: 1.75;
}

.narrative-section p:last-child {
  margin-bottom: 0;
}

.research-section {
  margin-top: 70px;
}

.research-section:first-of-type {
  margin-top: 0;
}

.research-section > h2 {
  margin: 0 0 18px;
  font-size: 19px;
  line-height: 1.35;
}

.direction-list,
.project-list,
.activity-list,
.academic-links {
  border-top: 1px solid var(--line-strong);
}

.direction-item {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 42px;
  padding: 25px 0 28px;
  border-bottom: 1px solid var(--line);
}

.direction-item h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
}

.direction-item p {
  max-width: 720px;
  margin: 0;
  color: #48515a;
  font-size: 15px;
  line-height: 1.72;
}

.project-row {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 34px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: background-color 150ms ease, color 150ms ease;
}

.project-row:hover {
  background: var(--accent-soft);
  color: inherit;
}

.project-image {
  display: block;
  width: 220px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
}

.project-copy {
  align-self: center;
  padding-right: 20px;
}

.project-category {
  margin: 0 0 7px;
}

.project-row h3 {
  margin: 0 0 10px;
  color: var(--text);
  font-size: 20px;
  line-height: 1.38;
}

.project-row h3::after {
  margin-left: 8px;
  color: var(--accent);
  content: "↗";
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 0.72em;
  font-weight: 400;
}

.project-summary {
  margin: 0 0 9px;
  color: #4d565f;
  font-size: 14px;
  line-height: 1.65;
}

.project-venue {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

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

.academic-link {
  position: relative;
  min-height: 112px;
  padding: 20px 44px 20px 0;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-size: 15px;
  font-weight: 650;
  text-decoration: none;
  transition: color 150ms ease;
}

.academic-link:nth-child(odd) {
  margin-right: 28px;
}

.academic-link:nth-child(even) {
  padding-left: 28px;
  border-left: 1px solid var(--line);
}

.academic-link::after {
  position: absolute;
  top: 19px;
  right: 8px;
  color: var(--accent);
  content: "↗";
  font-weight: 400;
}

.academic-link:hover {
  color: var(--accent);
}

.academic-link p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.55;
}

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

.activity-year {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 38px;
  padding: 33px 0 9px;
  border-bottom: 1px solid var(--line-strong);
}

.activity-year > h2 {
  margin: -3px 0 0;
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 27px;
  font-weight: 400;
}

.activity-list {
  border-color: var(--line);
}

.activity-row {
  display: grid;
  grid-template-columns: 145px minmax(0, 1fr);
  gap: 26px;
  padding: 20px 0 23px;
  border-bottom: 1px solid var(--line);
}

.activity-row:last-child {
  border-bottom: 0;
}

.activity-meta time {
  display: block;
  color: var(--text);
  font-size: 12px;
  font-weight: 650;
}

.activity-type {
  margin: 5px 0 0;
  font-size: 9px;
}

.activity-copy h3 {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.45;
}

.activity-copy p {
  margin: 0;
  color: #4f5861;
  font-size: 14px;
  line-height: 1.65;
}

.contact-shell {
  min-height: calc(100vh - 139px);
}

.contact-details {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  margin: 0;
  border-top: 1px solid var(--line-strong);
}

.contact-details dt,
.contact-details dd {
  margin: 0;
  padding: 24px 0 26px;
  border-bottom: 1px solid var(--line);
}

.contact-details dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-details dd {
  color: #3f4850;
  font-size: 16px;
}

.contact-details dd p {
  margin: 0 0 4px;
}

.contact-details dd p:last-child {
  margin-bottom: 0;
}

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

.footer-inner {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
  font-size: 12px;
}

.footer-inner p {
  margin: 0;
}

@media (max-width: 760px) {
  .header-inner,
  #main-content,
  .footer-inner {
    width: min(100% - 32px, 1080px);
  }

  .header-inner {
    min-height: 64px;
    flex-wrap: wrap;
    gap: 0;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 2px 0 15px;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    width: 100%;
    padding: 10px 0;
    border-top: 1px solid var(--line);
    font-size: 14px;
  }

  .site-nav a[aria-current="page"]::after {
    display: none;
  }

  .home-intro {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr) 168px;
    align-items: start;
    gap: 28px;
    padding: 58px 0 72px;
  }

  .home-copy h1 {
    margin-bottom: 22px;
    font-size: clamp(40px, 11vw, 54px);
  }

  .home-summary {
    font-size: 17px;
  }

  .home-portrait {
    width: 168px;
    margin-top: 32px;
  }

  .page-shell {
    padding: 49px 0 72px;
  }

  .page-heading {
    margin-bottom: 42px;
  }

  .page-heading h1 {
    font-size: 43px;
  }

  .page-introduction {
    font-size: 17px;
  }

  .narrative-section,
  .direction-item,
  .activity-year,
  .activity-row,
  .contact-details {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .narrative-section h2 {
    grid-row: auto;
    margin-bottom: 15px;
  }

  .narrative-section p {
    grid-column: 1;
  }

  .research-section {
    margin-top: 54px;
  }

  .direction-item {
    gap: 8px;
  }

  .project-row {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 23px;
  }

  .project-image {
    width: 160px;
  }

  .project-row h3 {
    font-size: 17px;
  }

  .project-summary {
    font-size: 13px;
  }

  .activity-year {
    padding-top: 27px;
  }

  .activity-year > h2 {
    margin-bottom: 9px;
  }

  .activity-row {
    gap: 9px;
  }

  .activity-meta {
    display: flex;
    align-items: baseline;
    gap: 12px;
  }

  .activity-type {
    margin: 0;
  }

  .contact-details dt {
    padding-bottom: 7px;
    border-bottom: 0;
  }

  .contact-details dd {
    padding-top: 0;
  }

  .footer-inner {
    min-height: 82px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 3px;
  }
}

@media (max-width: 520px) {
  .home-intro {
    grid-template-columns: 1fr;
  }

  .home-portrait {
    width: 162px;
    margin-top: 0;
  }

  .project-row {
    grid-template-columns: 1fr;
    gap: 17px;
  }

  .project-image {
    width: 100%;
  }

  .project-copy {
    padding-right: 0;
  }

  .academic-links {
    grid-template-columns: 1fr;
  }

  .academic-link:nth-child(odd) {
    margin-right: 0;
  }

  .academic-link:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}