:root {
  --paper: #f7f8fa;
  --surface: #ffffff;
  --ink: #15202b;
  --muted: #5c6874;
  --subtle: #84909b;
  --line: #dce2e7;
  --line-strong: #c8d1d8;
  --accent: #245b78;
  --accent-dark: #173f55;
  --accent-soft: #e9f1f5;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --serif: Georgia, Cambria, "Times New Roman", Times, serif;
  --shell: 1120px;
  --radius: 6px;
}

html { scroll-behavior: smooth; }

body.site-body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
}

body.site-body *,
body.site-body *::before,
body.site-body *::after { box-sizing: border-box; }

body.site-body a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

body.site-body a:hover { color: var(--accent-dark); }
body.site-body img { max-width: 100%; }

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  color: #fff !important;
  background: var(--accent-dark);
  border-radius: var(--radius);
  transform: translateY(-160%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(200, 209, 216, 0.85);
  background: rgba(247, 248, 250, 0.92);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.site-brand {
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  color: var(--ink) !important;
  text-decoration: none;
}

.site-brand__name {
  font-family: var(--serif);
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-brand__role {
  color: var(--subtle);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-nav-shell summary { display: none; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-nav a {
  position: relative;
  color: var(--muted) !important;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 160ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after { transform: scaleX(1); }

.academic-home { overflow: clip; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: clamp(48px, 8vw, 104px);
  align-items: center;
  min-height: 650px;
  padding-top: 86px;
  padding-bottom: 92px;
}

.eyebrow,
.section-index {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.4rem, 7vw, 5.8rem);
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.hero__lead {
  max-width: 770px;
  margin: 30px 0 0;
  color: #263746;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  line-height: 1.35;
}

.hero__affiliation {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 9px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink) !important;
  background: var(--surface);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}

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

.button--primary {
  border-color: var(--accent);
  color: #fff !important;
  background: var(--accent);
}

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

.text-link {
  margin-left: 5px;
  font-size: 0.88rem;
  font-weight: 700;
}

.topic-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.topic-list li {
  position: relative;
  padding-left: 13px;
  color: var(--muted);
  font-size: 0.86rem;
}

.topic-list li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

.hero__portrait { margin: 0; }

.hero__portrait img {
  display: block;
  width: 260px;
  height: 320px;
  object-fit: cover;
  object-position: 50% 24%;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  filter: saturate(0.72) contrast(1.03);
}

.hero__portrait figcaption {
  margin-top: 10px;
  color: var(--subtle);
  font-size: 0.78rem;
  text-align: right;
}

.academic-section {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 56px;
  padding-top: 88px;
  padding-bottom: 88px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 76px;
}

.section-heading h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.45rem;
  line-height: 1.2;
}

.section-lead {
  max-width: 800px;
  margin: 0;
  color: #2f3c48;
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.52;
}

.research-areas {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 32px;
}

.research-areas span {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.55);
  font-size: 0.82rem;
}

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

.publication-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 18px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.publication-item__number {
  margin: 3px 0 0;
  color: var(--subtle);
  font-family: var(--serif);
  font-size: 0.85rem;
}

.publication-item h3 {
  max-width: 820px;
  margin: 0;
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.38;
}

.publication-item__authors,
.publication-item__venue {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.publication-item__authors strong { color: var(--ink); }

.publication-item__venue span {
  color: var(--accent);
  font-weight: 750;
}

.publication-item__links {
  display: flex;
  gap: 14px;
  margin-top: 10px;
}

.publication-item__links a,
.section-more a {
  font-size: 0.82rem;
  font-weight: 750;
}

.section-more { margin: 24px 0 0; }

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(40px, 7vw, 86px);
}

.subsection-title {
  margin: 0 0 16px;
  color: var(--subtle);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

.timeline-item {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-item h4 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.02rem;
}

.timeline-item p,
.timeline-item time {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.timeline-item time {
  flex: 0 0 auto;
  text-align: right;
}

.plain-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.plain-list li {
  padding: 14px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.academic-page {
  min-height: 70vh;
}

.academic-page__header {
  max-width: min(calc(100% - 48px), 900px);
  padding-top: 100px;
  padding-bottom: 62px;
}

.academic-page__header h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 1;
}

.academic-page__header > p:last-child {
  max-width: 740px;
  margin: 24px 0 0;
  color: var(--muted);
  font-family: var(--serif);
  font-size: 1.25rem;
  line-height: 1.55;
}

.academic-page__body {
  max-width: min(calc(100% - 48px), 900px);
  padding-bottom: 100px;
}

.publication-list--all .publication-item {
  padding-top: 32px;
  padding-bottom: 32px;
}

.publication-item__title-row {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: start;
}

.publication-item__title-row h2 {
  margin: 0;
  border: 0;
  font-family: var(--serif);
  font-size: 1.28rem;
  font-weight: 600;
  line-height: 1.4;
}

.publication-status {
  flex: 0 0 auto;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--subtle);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.cv-download {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  margin-bottom: 60px;
  padding: 20px 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}

.cv-download p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.cv-section {
  padding: 52px 0;
  border-top: 1px solid var(--line);
}

.cv-section > h2,
.cv-section--split h2 {
  margin: 0 0 22px;
  font-family: var(--serif);
  font-size: 1.4rem;
}

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

.cv-row {
  display: flex;
  justify-content: space-between;
  gap: 36px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.cv-row h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1rem;
}

.cv-row p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.cv-row__meta {
  flex: 0 0 auto;
  text-align: right;
}

.honor-list {
  columns: 2;
  column-gap: 48px;
  margin: 0;
  padding-left: 20px;
}

.honor-list li {
  margin-bottom: 11px;
  break-inside: avoid;
  color: var(--muted);
}

.cv-section--split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 64px;
}

.legacy-main {
  width: min(calc(100% - 48px), 900px);
  min-height: 65vh;
  margin-inline: auto;
  padding-top: 88px;
  padding-bottom: 100px;
}

.legacy-main > h1,
.legacy-main .page__title {
  margin-top: 0;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  letter-spacing: -0.04em;
}

.legacy-main article,
.legacy-main .archive__item {
  max-width: 780px;
}

.legacy-main .archive__item {
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.legacy-main .archive__item-title {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.25rem;
}

.legacy-article__header {
  max-width: 780px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}

.legacy-article__meta {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.legacy-article__content {
  max-width: 780px;
  padding-top: 38px;
  color: #2f3c48;
  font-family: var(--serif);
  font-size: 1.06rem;
}

.legacy-article__content h2,
.legacy-article__content h3,
.legacy-article__content h4 {
  margin-top: 2em;
  color: var(--ink);
  font-family: var(--sans);
}

.legacy-article__content h2 {
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.legacy-article__content img,
.legacy-article__content iframe,
.legacy-article__content table {
  max-width: 100%;
}

.legacy-article__content table {
  display: block;
  overflow-x: auto;
}

.legacy-article__links {
  display: flex;
  gap: 10px;
  margin-top: 42px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.talk-map {
  display: block;
  width: 100%;
  height: min(70vh, 700px);
  min-height: 440px;
  border: 0;
}

.site-footer {
  margin-top: 24px;
  border-top: 1px solid var(--line-strong);
  background: #edf1f4;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px 48px;
  align-items: end;
  padding-top: 40px;
  padding-bottom: 40px;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.site-footer__name {
  color: var(--ink) !important;
  font-family: var(--serif);
  font-size: 1rem !important;
  font-weight: 700;
}

.site-footer__links {
  display: flex;
  gap: 18px;
}

.site-footer__links a {
  font-size: 0.82rem;
  font-weight: 700;
}

.site-footer__copyright {
  grid-column: 1 / -1;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

body.site-body :focus-visible {
  outline: 3px solid rgba(36, 91, 120, 0.34);
  outline-offset: 4px;
}

@media (max-width: 820px) {
  .site-shell { width: min(calc(100% - 32px), var(--shell)); }
  .site-header__inner { min-height: 66px; }
  .site-brand__role { display: none; }
  .site-nav-shell { position: relative; }

  .site-nav-shell summary {
    display: block;
    padding: 7px 10px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    color: var(--ink);
    background: var(--surface);
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
  }

  .site-nav-shell summary::-webkit-details-marker { display: none; }

  .site-nav {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 210px;
    padding: 8px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: 0 16px 40px rgba(28, 43, 54, 0.12);
  }

  .site-nav-shell[open] .site-nav {
    display: grid;
    gap: 0;
  }

  .site-nav a { padding: 10px 12px; }
  .site-nav a::after { display: none; }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 64px;
    padding-bottom: 70px;
  }

  .hero__portrait {
    display: flex;
    align-items: end;
    gap: 14px;
    order: -1;
  }

  .hero__portrait img {
    width: 112px;
    height: 132px;
  }

  .hero__portrait figcaption { margin-bottom: 3px; }

  .academic-section {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-top: 66px;
    padding-bottom: 66px;
  }

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

  .academic-page__header,
  .academic-page__body,
  .legacy-main {
    width: min(calc(100% - 32px), 900px);
  }

  .academic-page__header {
    padding-top: 68px;
    padding-bottom: 44px;
  }

  .publication-item__title-row { display: block; }

  .publication-status {
    display: inline-block;
    margin-top: 12px;
  }

  .cv-section--split {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 520px) {
  .hero h1 { font-size: clamp(3rem, 16vw, 4.1rem); }
  .hero__lead { font-size: 1.3rem; }
  .hero__actions { align-items: stretch; }
  .button { justify-content: center; }
  .text-link { align-self: center; }

  .publication-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .publication-item__number { margin: 0; }
  .timeline-item { display: block; }

  .timeline-item time {
    display: block;
    margin-top: 7px;
    text-align: left;
  }

  .site-footer__inner { grid-template-columns: 1fr; }
  .site-footer__copyright { grid-column: auto; }

  .cv-download,
  .cv-row {
    display: block;
  }

  .cv-download .button {
    margin-top: 14px;
  }

  .cv-row__meta {
    margin-top: 10px;
    text-align: left;
  }

  .honor-list { columns: 1; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

@media print {
  .site-header,
  .site-footer,
  .hero__actions,
  .hero__portrait { display: none !important; }

  body.site-body {
    color: #000;
    background: #fff;
  }

  .hero {
    min-height: auto;
    padding: 24px 0;
  }

  .academic-section { break-inside: avoid; }
}