:root {
  --ink: #172538;
  --muted: #64707d;
  --paper: #f7f4ed;
  --surface: #fffdf9;
  --teal: #287c74;
  --teal-dark: #1f655f;
  --line: rgba(23, 37, 56, 0.15);
  --serif: "DM Serif Display", Georgia, serif;
  --sans: "DM Sans", "Noto Sans SC", Arial, sans-serif;
  --content: 980px;
  --reading: 820px;
}

* { box-sizing: border-box; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(40, 124, 116, 0.35);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 9px 13px;
  color: var(--surface);
  background: var(--ink);
  border: 0;
  border-radius: 2px;
  transform: translateY(-150%);
}

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

/* Navigation */

.navigation-wrapper {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  width: 100%;
  max-width: none;
  min-height: 70px;
  margin: 0;
  padding: 0 max(22px, calc((100vw - var(--content)) / 2));
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: rgba(247, 244, 237, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  font-family: var(--sans);
  text-transform: none;
}

.navigation-wrapper .site-name,
.navigation-wrapper .top-navigation {
  width: auto;
  float: none;
  margin: 0;
  padding: 0;
}

.navigation-wrapper .site-name a {
  border: 0;
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 400;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.top-navigation ul {
  display: flex;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 28px;
}

.top-navigation li { margin: 0; }

.top-navigation li a {
  position: relative;
  display: block;
  padding: 25px 0 23px;
  border: 0;
  color: var(--muted);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
}

.top-navigation li a:hover,
.top-navigation li a:focus,
.top-navigation li a.top-navigation-current {
  color: var(--ink);
}

.top-navigation li a.top-navigation-current::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: var(--teal);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  display: block;
  width: 16px;
  height: 1px;
  margin: 4px auto;
  background: currentColor;
  transition: transform 150ms ease, opacity 150ms ease;
}

.nav-toggle[aria-expanded="true"] span { opacity: 0; }
.nav-toggle[aria-expanded="true"]::before { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"]::after { transform: translateY(-5px) rotate(-45deg); }

/* Homepage */

.landing-main {
  width: min(var(--content), calc(100% - 44px));
  margin: 0 auto;
}

.landing-main p { text-indent: 0; }

.home-intro {
  display: grid;
  grid-template-columns: 165px minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  align-items: center;
  padding: clamp(38px, 5vw, 50px) 0 44px;
}

.home-portrait {
  padding: 7px;
  background: var(--surface);
  border: 1px solid var(--line);
}

.home-portrait img {
  display: block;
  width: 100%;
  height: 178px;
  object-fit: cover;
  object-position: 50% 42%;
  filter: saturate(0.82);
}

.home-intro-copy { max-width: 700px; }

.home-intro .eyebrow { margin-bottom: 8px; }

.eyebrow,
.section-label,
.page-kicker,
.item-meta,
.last-updated {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.home-intro h1 {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(34px, 3.5vw, 42px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.home-intro h1 span {
  display: inline-block;
  margin-left: 8px;
  color: var(--teal);
  font-family: "Noto Sans SC", sans-serif;
  font-size: 0.48em;
  font-weight: 500;
  letter-spacing: 0;
  vertical-align: middle;
}

.home-role {
  margin: 12px 0 0;
  color: var(--ink);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
}

.home-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 14px;
}

.home-links a,
.quiet-link {
  border: 0;
  color: var(--teal);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
}

.home-links a:hover,
.quiet-link:hover {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.home-section {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.home-about {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: clamp(32px, 5vw, 54px);
}

.home-section h2,
.home-contact h2 {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(34px, 3.5vw, 42px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.home-section-copy > p {
  max-width: 680px;
  margin: 0 0 9px;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.52;
}

.home-section-copy h3 {
  margin: 18px 0 7px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.research-interests {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3px 28px;
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.research-interests li {
  padding-left: 2px;
  font-size: 18px;
  line-height: 1.4;
}

.section-header-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
}

.section-header-row .quiet-link { margin-bottom: 5px; }

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

.home-paper-list li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) 44px;
  gap: 18px;
  padding: 14px 0 15px;
  align-items: start;
  border-top: 1px solid var(--line);
}

.home-paper-list li:last-child { border-bottom: 1px solid var(--line); }

.paper-year {
  padding-top: 3px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 700;
}

.home-paper-list h3 {
  margin: 0;
  color: var(--ink);
  font-family: "Times New Roman", Times, serif;
  font-size: 22px;
  font-weight: 400;
  line-height: 1.28;
}

.home-paper-list p {
  margin: 4px 0 0;
  color: var(--muted);
  font-family: "Times New Roman", Times, serif;
  font-size: 17px;
  line-height: 1.4;
}

.home-paper-list > li > a {
  padding-top: 3px;
  border: 0;
  color: var(--teal);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.home-contact {
  display: flex;
  padding: 34px 0 40px;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  border-top: 1px solid var(--line);
}

.home-contact h2 {
  max-width: 630px;
  font-size: 35px;
}

.home-contact p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.home-contact > a {
  flex: none;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--teal);
  color: var(--teal);
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
}

/* Interior pages */

.page-main {
  width: min(var(--content), calc(100% - 44px));
  min-height: calc(100vh - 210px);
  margin: 0 auto;
  padding: 38px 0 70px;
}

.page-body {
  width: 100%;
  margin: 0;
  padding-top: 0;
  font-family: var(--sans);
}

.page-body p {
  text-indent: 0;
  font-family: var(--sans);
}

.page-intro {
  max-width: 720px;
  margin-bottom: 34px;
}

.page-intro > p {
  margin: 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.6;
}

.publication-note {
  margin: 0 0 14px;
}

.publication-note .last-updated {
  margin: 0;
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.4;
  text-transform: none;
}

/* Publications */

.publication-group { margin-top: 24px; }
.publication-group:first-of-type { margin-top: 0; }

.publication-group > h2 {
  margin: 0 0 10px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.15;
}

.publication-year-group {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 18px;
  margin-top: 22px;
}

.publication-group > h2 + .publication-year-group { margin-top: 0; }

.publication-year-group > h3 {
  margin: 2px 0 0;
  color: var(--teal);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

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

.publication-group > .full-publication-list .full-publication {
  grid-template-columns: 48px minmax(0, 1fr) auto;
}

.full-publication {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  padding: 11px 0 12px;
  align-items: start;
  border-bottom: 1px solid var(--line);
}

.publication-year {
  padding-top: 3px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.publication-details h3,
.publication-details h4 {
  margin: 0;
  color: var(--ink);
  font-family: "Times New Roman", Times, serif;
  font-size: 21px;
  font-weight: 400;
  line-height: 1.25;
}

.publication-authors {
  margin: 3px 0 0;
  color: var(--muted);
  font-family: "Times New Roman", Times, serif;
  font-size: 17px;
  line-height: 1.32;
}

.publication-venue {
  margin: 1px 0 0;
  color: #344355;
  font-family: "Times New Roman", Times, serif;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}

.publication-venue a {
  border: 0;
  color: var(--teal);
  font-size: 15px;
  font-style: normal;
  font-weight: 700;
  text-decoration: none;
}

.publication-venue a:hover {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.publication-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  justify-content: flex-end;
  padding-top: 1px;
}

.publication-actions a {
  border: 0;
  color: var(--teal);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.publication-actions a:hover {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Teaching, awards, and grants */

.detail-list,
.timeline-list {
  max-width: var(--reading);
  border-top: 1px solid var(--line);
}

.detail-list article {
  padding: 21px 0 23px;
  border-bottom: 1px solid var(--line);
}

.detail-list h2,
.timeline-list h2 {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 29px;
  font-weight: 400;
  line-height: 1.25;
}

.detail-list article > p:last-child {
  max-width: 650px;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.item-meta { margin-bottom: 7px; }

.timeline-list article {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 26px;
  padding: 27px 0 29px;
  border-bottom: 1px solid var(--line);
}

.timeline-list time {
  padding-top: 5px;
  color: var(--teal);
  font-size: 16px;
  font-weight: 700;
}

.timeline-list p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.55;
}

.timeline-list p + p { margin-top: 2px; }

.simple-record-list {
  max-width: var(--reading);
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.simple-record-list li {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 26px;
  padding: 16px 0 17px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 18px;
  line-height: 1.5;
}

.simple-record-list time {
  padding-top: 1px;
  color: var(--teal);
  font-size: 16px;
  font-weight: 700;
}

/* Footer */

.footer-wrap {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 32px 0;
  color: #afbac4;
  background: var(--ink);
}

.footer-wrap footer {
  width: 100% !important;
  max-width: none;
  margin: 0 !important;
  padding: 0 max(22px, calc((100vw - var(--content)) / 2));
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--sans);
  font-size: 15px;
}

.footer-content p { margin: 0; }
.footer-content a { color: #83c8c0; border: 0; }

@media (max-width: 760px) {
  .navigation-wrapper {
    min-height: 66px;
    padding-right: 17px;
    padding-left: 17px;
  }

  .nav-toggle {
    position: relative;
    z-index: 2;
    display: block;
  }

  .top-navigation {
    position: absolute;
    top: 65px;
    right: 0;
    left: 0;
    max-height: 0;
    overflow: hidden;
    border-bottom: 1px solid transparent;
    background: var(--paper);
    opacity: 0;
    visibility: hidden;
    transition: max-height 200ms ease, opacity 150ms ease, visibility 150ms ease;
  }

  .top-navigation.is-open {
    max-height: 390px;
    border-color: var(--line);
    opacity: 1;
    visibility: visible;
  }

  .top-navigation ul {
    display: block;
    padding: 8px 17px 18px;
  }

  .top-navigation li a {
    padding: 13px 3px;
    border-bottom: 1px solid var(--line);
    font-size: 16px;
  }

  .top-navigation li:last-child a { border-bottom: 0; }
  .top-navigation li a.top-navigation-current::after { display: none; }

  .landing-main,
  .page-main { width: calc(100% - 32px); }

  .home-intro {
    display: flex;
    gap: 20px;
    padding: 34px 0 38px;
    flex-direction: column;
    align-items: flex-start;
  }

  .home-portrait { width: 118px; }
  .home-portrait img { height: 128px; }
  .home-role { margin-top: 12px; font-size: 18px; }

  .home-about {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .home-section { padding: 36px 0; }
  .research-interests { grid-template-columns: 1fr; }
  .section-header-row { display: block; }
  .section-header-row .quiet-link { display: inline-block; margin-top: 12px; }

  .home-paper-list li {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 14px;
  }

  .home-paper-list > li > a {
    grid-column: 2;
    margin-top: -3px;
  }

  .home-contact {
    display: block;
    padding: 36px 0 42px;
  }

  .home-contact > a { display: inline-block; margin-top: 16px; }

  .page-main { padding: 30px 0 54px; }

  .publication-year-group {
    grid-template-columns: 1fr;
    gap: 7px;
    margin-top: 22px;
  }

  .publication-group > h2 + .publication-year-group { margin-top: 0; }

  .publication-group > .full-publication-list .full-publication,
  .full-publication {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .publication-year { padding-top: 0; }
  .publication-actions { justify-content: flex-start; padding-top: 0; }

  .timeline-list article {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 16px;
  }

  .simple-record-list li {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 16px;
  }

  .footer-content { display: block; line-height: 1.7; }
  .footer-content p + p { margin-top: 3px; }
  .footer-content a { display: inline-block; margin-top: 10px; }
}

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