:root {
  --ink: #202833;
  --muted: #596473;
  --accent: #194f7c;
  --line: #dde2e8;
  --subtle: #f4f6f8;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
}

[hidden] {
  display: none !important;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

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

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

h1,
h2 {
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
}

h2 {
  margin: 0 0 20px;
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1.3;
}

h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.5;
}

.page-shell {
  width: min(1060px, calc(100% - 48px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 16px;
  z-index: 100;
  padding: 8px 16px;
  transform: translateY(-160%);
  background: var(--accent);
  color: #fff;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.header-inner {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-name {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.main-nav {
  display: flex;
  gap: 26px;
}

.main-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--muted);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
}

.main-nav a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 168px;
  grid-template-areas: "identity portrait" "copy portrait" "links portrait";
  gap: 12px 48px;
  padding: 42px 0 32px;
}

.identity {
  grid-area: identity;
}

.identity h1 {
  margin: 0 0 10px;
  font-size: clamp(2.3rem, 4vw, 3.1rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.role {
  margin: 0 0 4px;
  font-weight: 600;
}

.credential {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.portrait {
  grid-area: portrait;
  width: 168px;
  height: 196px;
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: 3px;
  object-fit: cover;
  object-position: 50% 42%;
}

.intro-copy {
  grid-area: copy;
  max-width: 76ch;
}

.intro-copy p {
  margin: 0 0 12px;
}

.intro-copy p:last-child {
  margin-bottom: 0;
}

.research-lead {
  font-size: 1.2rem;
  font-weight: 650;
}

.collaboration-note {
  padding-left: 12px;
  border-left: 2px solid var(--accent);
  font-size: 0.9rem;
}

.profile-links {
  display: flex;
  grid-area: links;
  flex-wrap: wrap;
  gap: 4px 22px;
}

.profile-links a {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
}

.section,
.news-section {
  scroll-margin-top: 84px;
  border-top: 1px solid var(--line);
}

.section {
  padding: 30px 0;
}

.section-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 20px;
  margin-bottom: 16px;
}

.section-heading h2 {
  margin: 0;
}

.section-link {
  font-size: 0.8rem;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
}

.research-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.research-grid .research-links {
  margin-top: 10px;
  font-size: 0.8rem;
}

.news-section {
  display: grid;
  grid-template-columns: 142px minmax(0, 1fr);
  gap: 20px;
  padding: 22px 0;
}

.news-section h2 {
  margin: 0;
  font-family: inherit;
  font-size: 0.9rem;
  line-height: 1.65;
}

.news-list,
.record-list,
.writing-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.news-list li {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  gap: 14px;
  font-size: 0.875rem;
}

.news-list li + li {
  margin-top: 8px;
}

.news-list time {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.8;
}

.news-list p {
  margin: 0;
}

.publication-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  margin-bottom: 4px;
}

.filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.filter button {
  min-height: 40px;
  padding: 5px 13px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  color: var(--muted);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
}

.filter button:hover {
  border-color: var(--accent);
  background: var(--subtle);
  color: var(--accent);
}

.filter button.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

#pub-count {
  min-height: 1.4em;
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

#pub-list > .pub {
  width: 100%;
}

.pub-card {
  padding: 18px 0 !important;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
}

.pub-card > .d-flex {
  gap: 8px 24px;
}

.pub-card h3 {
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.5;
}

.chip {
  flex-shrink: 0;
  max-width: 200px;
  padding-top: 3px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  text-align: right;
}

.muted {
  color: var(--muted);
}

.pub-card .small {
  font-size: 0.82rem;
  line-height: 1.6;
}

.pub-card strong {
  color: var(--ink);
}

.pill {
  display: inline-block;
  min-height: 28px;
  margin: 0 5px 4px 0;
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 600;
  text-decoration: none;
}

.pill:hover {
  border-color: var(--accent);
  background: var(--subtle);
  color: var(--accent);
}

.record-item {
  display: grid;
  grid-template-columns: 162px minmax(0, 1fr);
  gap: 22px;
  padding: 11px 0;
}

.record-item:first-child {
  padding-top: 0;
}

.record-period {
  padding-top: 2px;
  color: var(--muted);
  font-size: 0.8rem;
}

.record-item h3 {
  margin: 0;
}

.record-item p,
.writing-list p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.writing-list li + li {
  margin-top: 18px;
}

.writing-list a {
  font-weight: 600;
}

.service-list {
  display: grid;
  grid-template-columns: 162px minmax(0, 1fr);
  gap: 14px 22px;
  margin: 0;
  font-size: 0.9rem;
}

.service-list dt {
  font-weight: 600;
}

.service-list dd {
  margin: 0;
  color: var(--muted);
}

.contact-email {
  display: inline-block;
  padding: 6px 0;
  font-weight: 600;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 20px;
  padding: 22px 0;
}

@media (max-width: 760px) {
  .intro {
    grid-template-columns: minmax(0, 1fr) 130px;
    grid-template-areas: "identity portrait" "copy copy" "links links";
    gap: 20px 24px;
  }

  .portrait {
    width: 130px;
    height: 152px;
  }

  .research-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .main-nav {
    gap: 18px;
  }

  .news-section {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: calc(100% - 32px);
  }

  .header-inner {
    flex-wrap: wrap;
    gap: 0;
    padding: 10px 0 4px;
  }

  .main-nav {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
  }

  .intro {
    grid-template-columns: minmax(0, 1fr) 96px;
    gap: 20px 16px;
    padding: 28px 0;
  }

  .identity h1 {
    font-size: 2.2rem;
  }

  .role {
    font-size: 0.9rem;
  }

  .credential {
    font-size: 0.8rem;
  }

  .portrait {
    width: 96px;
    height: 112px;
  }

  .research-lead {
    font-size: 1.1rem;
  }

  .section,
  .news-section {
    scroll-margin-top: 108px;
  }

  .section {
    padding: 26px 0;
  }

  .news-list li {
    grid-template-columns: 66px minmax(0, 1fr);
    gap: 10px;
  }

  .pub-card > .d-flex {
    flex-direction: column;
    gap: 0;
  }

  .chip {
    max-width: none;
    margin-bottom: 8px;
    padding: 0;
    text-align: left;
  }

  .record-item,
  .service-list {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .service-list dd + dt {
    margin-top: 12px;
  }
}

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

@media print {
  .site-header,
  .skip-link,
  .filter,
  #pub-count,
  .site-footer a {
    display: none !important;
  }

  .page-shell {
    width: 100%;
  }

  #pub-list > .pub[hidden] {
    display: block !important;
  }

  .pub-card,
  .record-item {
    break-inside: avoid;
  }
}