:root {
  --paper: #f7f5ef;
  --surface: #fffefa;
  --ink: #222521;
  --muted: #60645e;
  --accent: #245f5a;
  --accent-dark: #174844;
  --hairline: #d8d5cc;
  --display: Georgia, "Times New Roman", serif;
  --body: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

html {
  background: var(--paper);
  scroll-behavior: smooth;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.nav-fixed {
  padding-top: 0;
}

a {
  color: var(--accent);
  text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent-dark);
  text-decoration-color: currentColor;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 35%, transparent);
  outline-offset: 4px;
  border-radius: 2px;
}

h1,
h2,
h3,
.navbar-brand {
  color: var(--ink);
  font-family: var(--display);
  font-weight: 500;
  letter-spacing: -0.018em;
}

h1 {
  margin: 0 0 1.4rem;
  font-size: clamp(2.55rem, 4.5vw, 3.35rem);
  line-height: 1.08;
}

h2 {
  margin: 3.75rem 0 1.15rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--hairline);
  font-size: clamp(1.75rem, 2.5vw, 2rem);
  line-height: 1.25;
}

h3 {
  margin: 0.45rem 0 0.5rem;
  font-size: 1.15rem;
  line-height: 1.42;
}

p {
  margin: 0 0 1rem;
}

.navbar {
  min-height: 76px;
  padding: 0;
  border-bottom: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--paper) 94%, transparent) !important;
}

.navbar > .container-fluid {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  padding: 0;
}

.navbar-brand {
  margin-right: 2.4rem;
  padding: 1rem 0;
  font-size: 1.25rem;
}

.navbar-nav .nav-link {
  min-height: 44px;
  padding: 0.85rem 0.9rem !important;
  color: var(--muted) !important;
  font-size: 0.92rem;
  font-weight: 550;
  letter-spacing: 0.02em;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--ink) !important;
}

.navbar-toggler {
  border: 1px solid var(--hairline);
}

#quarto-content {
  display: block;
  min-height: calc(100vh - 160px);
}

main.content {
  width: min(1120px, calc(100% - 48px));
  max-width: none;
  margin: 0 auto;
  padding: 4.75rem 0 6rem;
}

#title-block-header {
  margin: 0 0 2.5rem;
  padding: 0 0 1.6rem;
  border-bottom: 1px solid var(--hairline);
}

#title-block-header .title {
  max-width: 920px;
  font-size: clamp(2.55rem, 4.5vw, 3.35rem);
  line-height: 1.08;
}

.research-page #title-block-header {
  display: none;
}

.research-page main.content {
  padding-top: 3.5rem;
}

.media-page #title-block-header {
  display: none;
}

.profile-intro {
  display: grid;
  grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
  gap: clamp(4rem, 7vw, 7.5rem);
  align-items: start;
  width: min(1360px, calc(100vw - 48px));
  margin: 0 0 5.5rem 50%;
  transform: translateX(-50%);
}

.portrait-column {
  min-width: 0;
}

.portrait-frame {
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--surface);
}

.portrait-frame > p {
  width: 100%;
  height: 100%;
  margin: 0;
}

.portrait-image {
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  object-fit: cover;
}

.portrait-placeholder {
  position: relative;
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
  color: var(--muted);
  background: var(--surface);
  font-family: var(--display);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portrait-placeholder::before,
.portrait-placeholder::after {
  position: absolute;
  content: "";
  background: var(--hairline);
}

.portrait-placeholder::before {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.portrait-placeholder::after {
  top: 50%;
  right: 0;
  left: 0;
  height: 1px;
}

.portrait-placeholder span {
  position: relative;
  z-index: 1;
  padding: 0.35rem 0.65rem;
  background: var(--surface);
}

.portrait-identity {
  padding-top: 1.35rem;
  text-align: center;
}

.portrait-identity h1 {
  margin: 0 0 0.45rem;
  font-size: 1.55rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.portrait-identity .position,
.portrait-identity .affiliation {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.portrait-identity .affiliation {
  margin-top: 0.3rem;
}

.intro-copy {
  max-width: 860px;
  padding-top: 0.35rem;
}

.eyebrow {
  margin-bottom: 1.1rem;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.section-eyebrow {
  margin: 3.75rem 0 1.1rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--hairline);
}

.intro-copy > p:not(.eyebrow) {
  max-width: 820px;
}

.profile-links {
  margin-top: 1.8rem;
  overflow-x: auto;
}

.portrait-identity .profile-links {
  margin-top: 1rem;
  overflow-x: visible;
}

.profile-links > p {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.15rem;
  align-items: center;
  width: max-content;
  margin: 0;
}

.portrait-identity .profile-links > p {
  margin-inline: auto;
}

.profile-links .profile-icon {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--muted);
  font-size: 1.35rem;
  line-height: 1;
  text-decoration: none;
}

.profile-links .profile-icon:hover {
  color: var(--accent-dark);
}

.profile-links .ai {
  font-size: 1.45rem;
}

.news-list {
  border-bottom: 1px solid var(--hairline);
}

.news-item {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.35rem 0;
  border-top: 1px solid var(--hairline);
}

.news-item time {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.news-item p {
  margin: 0;
}

.editor-note,
.record-note {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.research-intro {
  max-width: 960px;
  margin-bottom: 3.25rem;
}

.research-page .research-section-title {
  margin: 2.5rem 0 0.85rem;
  padding-top: 0.65rem;
  font-size: clamp(1.45rem, 2vw, 1.7rem);
  line-height: 1.25;
}

.research-page #work-in-progress > .research-section-title {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.media-page .media-section-title {
  margin: 0 0 0.85rem;
  padding-top: 0;
  border-top: 0;
  font-size: clamp(1.45rem, 2vw, 1.7rem);
  line-height: 1.25;
}

.media-intro {
  max-width: 760px;
  margin: 0 0 2.5rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.media-page .news-list {
  max-width: 1020px;
}

.media-page .news-item {
  padding: 1.2rem 0 1.3rem;
}

.media-page .news-item time {
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.media-page .news-item strong {
  display: inline-block;
  margin-bottom: 0.1rem;
  color: var(--ink);
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.018em;
  line-height: 1.38;
}

.media-page .news-item strong a {
  color: var(--accent);
  text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent);
}

.media-page .news-item strong a:hover {
  color: var(--accent-dark);
  text-decoration-color: currentColor;
}

.media-page .news-item > p:last-child {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.publication {
  position: relative;
  max-width: 1020px;
  padding: 1.2rem 0 1.3rem 5rem;
  border-top: 1px solid var(--hairline);
}

.publication:last-of-type {
  border-bottom: 1px solid var(--hairline);
}

.publication-meta {
  display: block;
  margin: 0 0 0.3rem;
  color: var(--muted);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

.research-page .publication-meta > span:last-child {
  position: absolute;
  top: 1.2rem;
  left: 0;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.status {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

.research-page .status {
  font-size: 0.72rem;
  letter-spacing: 0.09em;
}

.research-page .publication h3 {
  margin: 0.2rem 0 0.35rem;
  font-size: 1.05rem;
  line-height: 1.38;
}

.publication h3 a {
  color: var(--accent);
  text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent);
}

.publication h3 a:hover {
  color: var(--accent-dark);
  text-decoration-color: currentColor;
}

.publication p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.research-page .publication p:last-child {
  font-size: 0.9rem;
  line-height: 1.55;
}

.publication p:last-child .author-self {
  color: var(--ink);
  font-weight: 600;
}

.nav-footer {
  min-height: 84px;
  padding: 1.5rem 0;
  border-top: 1px solid var(--hairline);
  background: var(--paper);
  color: var(--muted);
  font-size: 0.8rem;
}

.nav-footer-center {
  display: none;
}

@media (max-width: 760px) {
  .navbar > .container-fluid,
  main.content {
    width: min(100% - 32px, 1120px);
  }

  main.content {
    padding: 3.5rem 0 4.5rem;
  }

  .research-page main.content {
    padding-top: 2.75rem;
  }

  h1 {
    font-size: clamp(2.4rem, 11vw, 3rem);
  }

  h2 {
    margin-top: 3.75rem;
  }

  .profile-intro {
    grid-template-columns: 1fr;
    gap: 2.25rem;
    width: 100%;
    margin-bottom: 4rem;
    margin-left: 0;
    transform: none;
  }

  .portrait-frame {
    width: min(280px, 82vw);
  }

  .portrait-column {
    width: min(280px, 82vw);
  }

  .portrait-identity {
    text-align: left;
  }

  .portrait-identity .profile-links > p {
    margin-inline: 0;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .research-page .publication {
    padding: 1.1rem 0 1.2rem;
  }

  .research-page .publication-meta {
    display: flex;
    gap: 0.65rem;
    align-items: baseline;
  }

  .research-page .publication-meta > span:last-child {
    position: static;
    order: -1;
    font-size: 0.85rem;
  }

  .navbar-collapse {
    padding-bottom: 0.65rem;
  }

  .navbar-nav .nav-link {
    padding-left: 0 !important;
  }

  .nav-footer {
    text-align: left;
  }
}

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