:root {
  --ink: #1d2421;
  --ink-soft: #5c6560;
  --paper: #f8f6f1;
  --paper-clear: #fcfbf8;
  --line: #d8d5cd;
  --accent: #174e45;
  --accent-soft: #e3ece8;
  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shell: min(980px, calc(100% - 44px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
  text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent);
  text-underline-offset: 4px;
}

a:hover,
a:focus-visible {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 12px;
  left: 12px;
  padding: 7px 12px;
  color: white;
  background: var(--accent);
  transform: translateY(-160%);
}

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

.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-inner {
  min-height: 64px;
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.site-nav,
.footer-links,
.profile-links,
.paper-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.site-nav {
  gap: 26px;
}

.site-nav a,
.footer-links a {
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a {
  padding-block: 21px 19px;
  border-bottom: 2px solid transparent;
}

.site-nav a.active {
  border-bottom-color: var(--accent);
  color: var(--ink);
}

.profile {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: clamp(42px, 6vw, 64px);
  align-items: center;
  padding-block: 64px 60px;
}

.profile-copy {
  grid-column: 2;
  grid-row: 1;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  line-height: 1.35;
  text-transform: uppercase;
}

.profile h1,
.page-intro h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1;
}

.profile h1 {
  font-size: clamp(2.2rem, 3.5vw, 2.75rem);
}

.affiliation {
  margin: 22px 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.55;
}

.affiliation a {
  text-decoration: none;
}

.profile-intro {
  max-width: 590px;
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.75;
}

.profile-links {
  gap: 0;
  margin-top: 25px;
}

.profile-links a {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
}

.profile-links a + a::before {
  display: inline-block;
  margin-inline: 10px;
  color: var(--line);
  content: "·";
}

.profile-photo {
  display: block;
  grid-column: 1;
  grid-row: 1;
  width: 180px;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  justify-self: start;
  border: 1px solid var(--line);
}

.profile-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 36%;
  transform: scale(1.12);
  transform-origin: center 36%;
}

.home-section {
  padding-block: 58px 72px;
  border-top: 1px solid var(--line);
}

.section-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 30px;
}

.section-title-row h2,
.section-label h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.section-title-row h2 {
  font-size: 1.8rem;
}

.quiet-link {
  color: var(--accent);
  font-size: 0.77rem;
  font-weight: 700;
}

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

.research-item {
  padding-block: 27px 30px;
  border-bottom: 1px solid var(--line);
}

.paper-heading-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 30px;
}

.research-item h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.35;
}

.research-item h3 a {
  text-decoration: none;
}

.paper-status {
  flex: none;
  color: var(--accent);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.paper-meta,
.paper-summary,
.paper-keywords {
  max-width: 760px;
  color: var(--ink-soft);
}

.paper-meta {
  margin: 7px 0 0;
  font-size: 0.78rem;
}

.paper-meta a {
  color: var(--ink-soft);
}

.paper-summary {
  margin: 16px 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
}

.paper-keywords {
  margin: 14px 0 0;
  font-size: 0.73rem;
  font-style: italic;
}

.paper-links {
  gap: 17px;
  margin-top: 17px;
}

.paper-links a {
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.research-item-reserved {
  margin-top: 1px;
  padding-inline: 20px;
  border-left: 2px solid var(--accent);
  background: linear-gradient(90deg, var(--accent-soft), transparent 68%);
}

.page-intro {
  padding-block: 68px 50px;
}

.page-intro h1 {
  font-size: clamp(2.7rem, 5vw, 3.5rem);
}

.page-intro > p:last-child {
  max-width: 570px;
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 1.08rem;
}

.research-section {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(44px, 7vw, 76px);
  padding-block: 46px;
  border-top: 1px solid var(--line);
}

.research-section:last-of-type {
  padding-bottom: 76px;
}

.teaching-section {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(44px, 7vw, 76px);
  padding-block: 46px 76px;
  border-top: 1px solid var(--line);
}

.course-list {
  min-width: 0;
}

.course-item {
  padding-block: 27px 30px;
  border-bottom: 1px solid var(--line);
}

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

.course-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.course-heading-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 36px;
}

.course-role,
.course-term,
.course-details {
  margin: 0;
}

.course-role {
  margin-bottom: 4px;
  color: var(--accent);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-item h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.35;
}

.course-item h3 span {
  color: var(--ink-soft);
  font-weight: 400;
}

.course-term {
  flex: none;
  padding-top: 20px;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 650;
  white-space: nowrap;
}

.course-details {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.research-section .research-list {
  border-top: 0;
}

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

.research-section .research-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.section-label h2 {
  font-size: 1.25rem;
}

.research-item-full {
  padding-top: 0;
  border-bottom: 0;
}

.research-item-full.research-item-reserved {
  margin-top: 0;
  padding-block: 22px;
}

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

.footer-inner {
  min-height: 84px;
}

.footer-inner p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.72rem;
}

.footer-links {
  gap: 22px;
}

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

@media (max-width: 680px) {
  :root {
    --shell: calc(100% - 32px);
  }

  .header-inner {
    min-height: 58px;
  }

  .site-nav {
    gap: 18px;
  }

  .site-nav a {
    padding-block: 18px 16px;
  }

  .profile {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-block: 48px 52px;
  }

  .profile-photo {
    grid-row: 1;
    grid-column: 1;
    width: min(42vw, 150px);
    justify-self: start;
  }

  .profile-copy {
    grid-column: 1;
    grid-row: 2;
  }

  .profile h1 {
    font-size: clamp(2.25rem, 10vw, 2.625rem);
  }

  .section-title-row {
    align-items: flex-start;
  }

  .paper-heading-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .research-section {
    grid-template-columns: 1fr;
    gap: 25px;
    padding-block: 38px;
  }

  .teaching-section {
    grid-template-columns: 1fr;
    gap: 25px;
    padding-block: 38px 58px;
  }

  .course-heading-row {
    flex-direction: column;
    gap: 8px;
  }

  .course-term {
    padding-top: 0;
    white-space: normal;
  }

  .research-section:last-of-type {
    padding-bottom: 58px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 9px;
    padding-block: 20px;
  }
}

@media (max-width: 430px) {
  .wordmark {
    font-size: 0.95rem;
  }

  .site-nav {
    gap: 12px;
  }

  .site-nav a {
    font-size: 0.7rem;
  }

  .profile-links {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .profile-links a + a::before {
    display: none;
  }

  .section-title-row {
    flex-direction: column;
    gap: 13px;
  }
}

@media (max-width: 360px) {
  .wordmark {
    font-size: 0.82rem;
  }

  .site-nav {
    gap: 9px;
  }

  .site-nav a {
    font-size: 0.66rem;
  }
}

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

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