:root {
  --paper: #f6f7f5;
  --paper-deep: #e8eae7;
  --ink: #191c1a;
  --muted: #626760;
  --faint: #8a8f89;
  --line: #d4d7d3;
  --accent: #922f32;
  --accent-dark: #6e2225;
  --white: #ffffff;
  --serif: Iowan Old Style, Baskerville, "Times New Roman", Times, serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --content: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

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

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.14;
  background-image: radial-gradient(rgba(25, 28, 26, 0.14) 0.55px, transparent 0.55px);
  background-size: 6px 6px;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

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

img {
  max-width: 100%;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 9px 14px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(var(--content), calc(100% - 64px));
  min-height: 78px;
  margin: 0 auto;
  border-bottom: 1px solid rgba(25, 28, 26, 0.22);
  background: rgba(246, 247, 245, 0.9);
  backdrop-filter: blur(16px);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 680;
  text-decoration: none;
}

.wordmark-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: var(--white);
  background: var(--accent);
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.wordmark-name {
  font-family: var(--serif);
  font-size: 20px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 38px);
}

.site-nav a {
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.05em;
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--accent);
}

main,
.site-footer {
  width: min(var(--content), calc(100% - 64px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.66fr);
  gap: clamp(60px, 9vw, 130px);
  align-items: center;
  min-height: calc(100svh - 78px);
  padding: 86px 0 100px;
}

.kicker,
.section-label {
  margin-bottom: 20px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.kicker {
  display: flex;
  align-items: center;
  gap: 10px;
}

.kicker span {
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--accent);
}

h1 {
  margin-bottom: 34px;
  font-family: var(--serif);
  font-size: clamp(58px, 7.2vw, 104px);
  font-weight: 500;
  line-height: 0.88;
  letter-spacing: -0.055em;
}

h1 span {
  display: inline-block;
  margin-left: 0.12em;
  color: var(--muted);
  font-family: var(--sans);
  font-size: 0.33em;
  font-weight: 450;
  letter-spacing: 0.03em;
  vertical-align: 0.35em;
}

.hero-lede {
  max-width: 780px;
  margin-bottom: 34px;
  font-family: var(--serif);
  font-size: clamp(29px, 3.4vw, 47px);
  line-height: 1.16;
  letter-spacing: -0.025em;
}

.hero-lede em {
  color: var(--accent);
  font-weight: 400;
}

.hero-bio {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  max-width: 790px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.hero-bio p {
  margin-bottom: 0;
}

.hero-bio a {
  color: var(--ink);
}

.collaboration-callout {
  display: grid;
  grid-template-columns: 0.72fr 1.45fr auto;
  gap: 22px;
  align-items: center;
  max-width: 790px;
  padding: 17px 18px;
  margin-top: 30px;
  color: var(--ink);
  border: 1px solid rgba(146, 47, 50, 0.28);
  border-left: 3px solid var(--accent);
  background: rgba(146, 47, 50, 0.055);
  text-decoration: none;
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.collaboration-callout:hover {
  color: var(--ink);
  border-color: rgba(146, 47, 50, 0.52);
  border-left-color: var(--accent-dark);
  background: rgba(146, 47, 50, 0.085);
  transform: translateY(-2px);
}

.collaboration-status {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--accent);
  font-size: 10px;
  font-weight: 780;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.collaboration-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(146, 47, 50, 0.1);
}

.collaboration-callout strong {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.25;
}

.collaboration-link {
  color: var(--accent);
  font-size: 11px;
  font-weight: 760;
  white-space: nowrap;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  align-items: center;
  margin-top: 26px;
}

.hero-actions a {
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
}

.hero-actions .primary-action {
  padding: 10px 16px;
  color: var(--white);
  border: 1px solid var(--accent);
  background: var(--accent);
}

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

.portrait-panel {
  align-self: center;
}

.portrait-frame {
  position: relative;
  padding: 12px;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: 18px 18px 0 var(--paper-deep);
}

.portrait-frame::before,
.portrait-frame::after {
  position: absolute;
  z-index: 2;
  width: 26px;
  height: 26px;
  content: "";
  pointer-events: none;
}

.portrait-frame::before {
  top: -6px;
  left: -6px;
  border-top: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
}

.portrait-frame::after {
  right: -6px;
  bottom: -6px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
}

.portrait-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  filter: saturate(0.78) contrast(1.02);
}

.portrait-caption {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 16px;
  padding-top: 24px;
  margin-top: 22px;
  border-top: 1px solid var(--line);
}

.portrait-caption span,
.portrait-caption strong {
  display: block;
}

.portrait-caption span {
  margin-bottom: 4px;
  color: var(--faint);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.portrait-caption strong {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
}

.research-strip {
  display: grid;
  grid-template-columns: 70px minmax(0, 1.5fr) minmax(260px, 0.72fr);
  gap: 30px;
  align-items: start;
  padding: 76px 0 84px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.section-index {
  color: var(--faint);
  font-family: var(--serif);
  font-size: 15px;
  font-style: italic;
}

.research-strip h2 {
  max-width: 700px;
  margin-bottom: 0;
  font-family: var(--serif);
  font-size: clamp(36px, 4.8vw, 64px);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.038em;
}

.research-topics {
  padding: 0;
  margin: 40px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.research-topics li {
  position: relative;
  padding: 11px 0 11px 16px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  border-bottom: 1px solid var(--line);
}

.research-topics li::before {
  position: absolute;
  top: 19px;
  left: 0;
  width: 4px;
  height: 4px;
  content: "";
  border-radius: 50%;
  background: var(--accent);
}

.publications-section,
.background-section {
  padding: 112px 0 126px;
}

.section-heading {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 30px;
  align-items: end;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--ink);
}

.section-heading .section-label {
  margin-bottom: 9px;
}

.section-heading h2 {
  margin-bottom: 0;
  font-family: var(--serif);
  font-size: clamp(48px, 6vw, 76px);
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.publication-note {
  margin: 0;
  color: var(--faint);
  font-size: 11px;
}

.publication {
  display: grid;
  grid-template-columns: minmax(300px, 0.83fr) minmax(0, 1.17fr);
  gap: clamp(40px, 6vw, 78px);
  align-items: center;
  padding: 52px 0;
  border-bottom: 1px solid var(--line);
}

.publication-visual {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid #c9cdc8;
  background: #e8eae7;
  text-decoration: none;
}

.publication-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 450ms cubic-bezier(0.2, 0.7, 0.2, 1), filter 450ms ease;
}

a.publication-visual:hover img {
  filter: saturate(1.08);
  transform: scale(1.025);
}

.visual-number {
  position: absolute;
  right: 8px;
  bottom: 8px;
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: var(--white);
  background: rgba(23, 25, 24, 0.84);
  font-family: var(--serif);
  font-size: 12px;
  font-style: italic;
}

.publication-copy {
  min-width: 0;
}

.publication-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  margin-bottom: 17px;
  color: var(--faint);
  font-size: 11px;
  font-weight: 680;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.publication-meta .venue {
  padding: 4px 8px;
  color: var(--accent);
  border: 1px solid rgba(157, 46, 46, 0.32);
  background: rgba(157, 46, 46, 0.05);
}

.publication h3 {
  max-width: 700px;
  margin-bottom: 16px;
  font-family: var(--serif);
  font-size: clamp(25px, 2.65vw, 37px);
  font-weight: 560;
  line-height: 1.16;
  letter-spacing: -0.022em;
}

.authors {
  max-width: 700px;
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.authors a {
  text-decoration: none;
}

.authors strong {
  color: var(--ink);
  font-weight: 760;
}

.authors sup,
.publication-note sup {
  margin-left: 1px;
  font-size: 0.7em;
  line-height: 0;
}

.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.publication-links a {
  color: var(--ink);
  font-size: 12px;
  font-weight: 740;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
}

.publication-links a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.publication-links span {
  color: var(--accent);
}

.background-section {
  padding-top: 104px;
  border-top: 1px solid var(--ink);
}

.background-heading {
  grid-template-columns: 70px 1fr;
}

.background-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(60px, 10vw, 150px);
  padding: 58px 0 0 100px;
}

.column-title {
  padding-bottom: 13px;
  margin-bottom: 0;
  color: var(--accent);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--line);
}

.timeline-item {
  position: relative;
  padding: 30px 0 32px 28px;
  border-bottom: 1px solid var(--line);
}

.timeline-item::before {
  position: absolute;
  top: 39px;
  left: 1px;
  width: 7px;
  height: 7px;
  content: "";
  border: 1px solid var(--accent);
  border-radius: 50%;
  background: var(--paper);
}

.timeline-date {
  margin-bottom: 9px;
  color: var(--faint);
  font-family: var(--serif);
  font-size: 13px;
  font-style: italic;
}

.timeline-date span {
  margin-left: 6px;
  font-family: var(--sans);
  font-size: 9px;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timeline-item h4 {
  margin-bottom: 7px;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 580;
  line-height: 1.2;
}

.timeline-item p:not(.timeline-date) {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.timeline-item .timeline-note {
  color: var(--faint);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: end;
  padding: 74px 0 56px;
  border-top: 1px solid var(--ink);
}

.footer-heading {
  max-width: 650px;
  margin-bottom: 18px;
  font-family: var(--serif);
  font-size: clamp(36px, 5vw, 62px);
  line-height: 1;
  letter-spacing: -0.035em;
}

.site-footer > div:first-child a {
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}

.footer-meta {
  color: var(--faint);
  font-size: 11px;
  text-align: right;
}

.footer-meta p {
  margin-bottom: 3px;
}

.footer-meta a {
  display: inline-block;
  margin-top: 10px;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr 250px;
    gap: 48px;
  }

  .hero-bio {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .collaboration-callout {
    grid-template-columns: 1fr auto;
  }

  .collaboration-callout strong {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .publication {
    grid-template-columns: minmax(260px, 0.85fr) minmax(0, 1.15fr);
    gap: 34px;
  }

  .background-grid {
    padding-left: 0;
  }
}

@media (max-width: 720px) {
  html {
    scroll-padding-top: 74px;
  }

  .site-header,
  main,
  .site-footer {
    width: min(100% - 32px, var(--content));
  }

  .site-header {
    min-height: 66px;
  }

  .wordmark-name,
  .site-nav a:nth-child(1),
  .site-nav a:nth-child(3) {
    display: none;
  }

  .site-nav {
    gap: 20px;
  }

  .site-nav a {
    font-size: 11px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 54px;
    min-height: 0;
    padding: 70px 0 82px;
  }

  h1 {
    margin-bottom: 26px;
    font-size: clamp(56px, 19vw, 86px);
  }

  h1 span {
    display: block;
    margin: 14px 0 0;
    font-size: 0.32em;
    vertical-align: baseline;
  }

  .hero-lede {
    font-size: clamp(30px, 9vw, 42px);
  }

  .collaboration-callout {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 16px;
  }

  .collaboration-callout strong {
    grid-column: auto;
    grid-row: auto;
    font-size: 16px;
  }

  .portrait-panel {
    width: min(78vw, 330px);
  }

  .research-strip,
  .section-heading {
    grid-template-columns: 38px 1fr;
    gap: 14px;
  }

  .research-topics,
  .publication-note {
    grid-column: 2;
  }

  .research-topics {
    margin-top: 24px;
  }

  .publications-section,
  .background-section {
    padding: 82px 0 94px;
  }

  .publication-note {
    margin-top: 10px;
  }

  .publication {
    grid-template-columns: 1fr;
    gap: 26px;
    padding: 38px 0 44px;
  }

  .publication h3 {
    font-size: clamp(25px, 7.6vw, 34px);
  }

  .background-heading {
    grid-template-columns: 38px 1fr;
  }

  .background-grid {
    grid-template-columns: 1fr;
    gap: 56px;
    padding-top: 44px;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

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

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

  .publication-visual img {
    transition: none;
  }
}

@media print {
  .site-header,
  .site-footer,
  .hero-actions {
    display: none;
  }

  body {
    background: #fff;
  }

  main {
    width: 100%;
  }

  .hero {
    min-height: auto;
  }
}