:root {
  --ink: #171918;
  --muted: #626965;
  --line: #d8dcda;
  --paper: #ffffff;
  --mist: #eef1ef;
  --crimson: #8b1f35;
  --crimson-dark: #681326;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  align-items: center;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr auto;
  min-height: 76px;
  padding: 0 4vw;
  position: sticky;
  top: 0;
  z-index: 20;
}

.wordmark {
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 700;
  justify-self: start;
}

.wordmark span {
  color: var(--crimson);
}

.site-header nav {
  display: flex;
  gap: 30px;
  justify-self: end;
}

.site-header nav a {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.site-header nav a {
  padding: 28px 0 24px;
  position: relative;
}

.site-header nav a::after {
  background: var(--crimson);
  bottom: 20px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
  width: 100%;
}

.site-header nav a:hover::after,
.site-header nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.profile-hero {
  align-items: center;
  display: grid;
  gap: 50px;
  grid-template-columns: 1.05fr 0.82fr;
  margin: 0 auto;
  max-width: 1180px;
  min-height: 650px;
  padding: 70px 4vw 76px;
}

.eyebrow,
.paper-type,
.index-label {
  color: var(--crimson);
  font-size: 11px;
  font-weight: 700;
  margin: 0 0 18px;
  text-transform: uppercase;
}

.profile-intro h1 {
  font-family: var(--serif);
  font-size: 76px;
  font-weight: 400;
  line-height: 0.92;
  margin: 0 0 34px;
}

.profile-role {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.35;
  margin: 0 0 24px;
}

.profile-role span {
  color: var(--crimson);
}

.profile-bio {
  color: #404542;
  font-size: 16px;
  line-height: 1.75;
  margin: 0;
  max-width: 570px;
}

.hero-actions {
  align-items: center;
  display: flex;
  gap: 28px;
  margin-top: 28px;
}

.text-button {
  background: var(--crimson);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 13px 18px;
  transition: background 180ms ease, transform 180ms ease;
}

.text-button:hover {
  background: var(--crimson-dark);
  transform: translateY(-2px);
}

.quiet-link {
  border-bottom: 1px solid var(--ink);
  font-size: 13px;
  font-weight: 700;
  padding-bottom: 3px;
}

.profile-photo {
  justify-self: end;
  margin: 0;
  max-width: 500px;
  width: 100%;
}

.profile-photo img {
  aspect-ratio: 1;
  filter: saturate(0.82) contrast(1.02);
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  width: 100%;
}

.field-note {
  border-top: 1px solid var(--ink);
  margin-top: 24px;
  max-width: 410px;
  padding: 14px 0 0;
}

.field-note span {
  color: var(--muted);
  display: block;
  font-size: 10px;
  margin-bottom: 18px;
  text-transform: uppercase;
}

.field-note p {
  font-family: var(--serif);
  font-size: 17px;
  margin: 7px 0;
}

.profile-band {
  background: var(--crimson);
  color: #fff;
  display: grid;
  gap: 26px;
  padding: 54px max(4vw, calc((100vw - 1320px) / 2));
}

.profile-band-item {
  align-items: start;
  display: grid;
  gap: 40px;
  grid-template-columns: 150px minmax(0, 780px);
}

.profile-band-label {
  font-size: 11px;
  font-weight: 700;
  margin: 6px 0 0;
  text-transform: uppercase;
}

.profile-band-copy {
  color: #fff;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.7;
  margin: 2px 0 0;
}

.paired-carousel {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0 auto;
  max-width: 980px;
  padding: 12px 12px 40px;
  width: 100%;
}

.carousel-frame {
  aspect-ratio: 3 / 4;
  background: var(--mist);
  overflow: hidden;
  position: relative;
}

.carousel-slide {
  height: 100%;
  inset: 0;
  object-fit: contain;
  opacity: 0;
  position: absolute;
  transition: opacity 500ms ease;
  width: 100%;
}

.carousel-slide.is-active {
  opacity: 1;
  z-index: 1;
}

.carousel-indicator {
  display: flex;
  gap: 8px;
  grid-column: 1 / -1;
  justify-content: center;
  padding-top: 4px;
}

.carousel-dot {
  background: transparent;
  border: 0;
  cursor: pointer;
  height: 20px;
  padding: 0;
  width: 30px;
}

.carousel-dot::before {
  background: var(--ink);
  content: "";
  display: block;
  height: 2px;
  opacity: 0.22;
  transition: background 160ms ease, opacity 160ms ease;
  width: 100%;
}

.carousel-dot[aria-pressed="true"]::before {
  background: var(--crimson);
  opacity: 1;
}

.carousel-dot:focus-visible {
  outline: 2px solid var(--crimson);
  outline-offset: 2px;
}

.section-shell {
  display: grid;
  gap: 70px;
  grid-template-columns: 260px 1fr;
  margin: 0 auto;
  max-width: 1320px;
  padding: 100px 4vw;
}

.section-heading h2 {
  font-family: var(--serif);
  font-size: 44px;
  font-weight: 400;
  line-height: 1.1;
  margin: 0 0 30px;
}

.section-heading > a {
  border-bottom: 1px solid currentColor;
  color: var(--crimson);
  font-size: 12px;
  font-weight: 700;
  padding-bottom: 4px;
}

.paper-list {
  border-top: 1px solid var(--ink);
}

.paper {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 28px;
  grid-template-columns: 34px 1fr auto;
  padding: 34px 0 38px;
  transition: padding 180ms ease;
}

.paper:hover {
  padding-left: 8px;
}

.paper-number {
  color: var(--muted);
  font-size: 11px;
  padding-top: 5px;
}

.paper-type {
  margin-bottom: 10px;
}

.paper h3 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.25;
  margin: 0 0 12px;
}

.paper-authors,
.paper-venue {
  font-size: 13px;
  margin: 4px 0;
}

.paper-venue {
  color: var(--muted);
  font-style: italic;
}

.paper-link {
  border: 1px solid var(--ink);
  display: inline-flex;
  font-size: 11px;
  font-weight: 700;
  gap: 16px;
  padding: 9px 11px;
  text-transform: uppercase;
  transition: background 160ms ease, color 160ms ease;
}

.paper-links {
  align-items: flex-start;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.paper-link:hover {
  background: var(--ink);
  color: #fff;
}

.paper-abstract {
  margin-top: 22px;
}

.paper-abstract summary {
  align-items: center;
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  font-size: 12px;
  font-weight: 700;
  gap: 10px;
  list-style: none;
  padding: 3px 0;
}

.paper-abstract summary::-webkit-details-marker {
  display: none;
}

.paper-abstract summary span {
  color: var(--crimson);
  font-size: 18px;
  font-weight: 400;
  line-height: 1;
  transition: transform 180ms ease;
}

.paper-abstract[open] summary span {
  transform: rotate(45deg);
}

.paper-abstract > p:last-child {
  color: #434946;
  font-size: 14px;
  line-height: 1.75;
  margin: 12px 0 0;
  max-width: 760px;
}

.background-section,
.experience-section {
  background: var(--mist);
  max-width: none;
  padding-left: max(4vw, calc((100vw - 1320px) / 2));
  padding-right: max(4vw, calc((100vw - 1320px) / 2));
}

.education-section {
  padding-top: 88px;
}

.timeline {
  border-top: 1px solid var(--ink);
}

.timeline article {
  border-bottom: 1px solid #c9cecb;
  display: grid;
  gap: 26px;
  grid-template-columns: 115px 1fr;
  padding: 25px 0 28px;
}

.timeline time {
  color: var(--muted);
  font-size: 12px;
}

.timeline h3 {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 400;
  margin: 0 0 4px;
}

.timeline p {
  color: #4d5450;
  font-size: 13px;
  margin: 4px 0;
  max-width: 700px;
}

.timeline .timeline-place {
  color: var(--ink);
  font-weight: 700;
}

.site-footer {
  align-items: start;
  background: var(--ink);
  color: #fff;
  display: grid;
  gap: 28px;
  grid-template-columns: 1.2fr 1fr 1fr;
  padding: 58px max(4vw, calc((100vw - 1320px) / 2));
}

.site-footer p,
.site-footer a {
  font-size: 13px;
  margin: 0;
}

.site-footer .footer-name {
  font-family: var(--serif);
  font-size: 24px;
}

.footer-links {
  display: flex;
  gap: 18px;
}

.interior-page {
  min-height: 100vh;
}

.page-title {
  background: var(--mist);
  display: grid;
  gap: 40px;
  grid-template-columns: 160px 1.25fr 0.75fr;
  padding: 90px max(4vw, calc((100vw - 1320px) / 2));
}

.page-title h1 {
  font-family: var(--serif);
  font-size: 58px;
  font-weight: 400;
  line-height: 1.02;
  margin: 0;
}

.page-title > p:last-child {
  align-self: end;
  color: #4b514e;
  font-size: 16px;
  line-height: 1.75;
  margin: 0;
  max-width: 480px;
}

.simple-page-title {
  border-bottom: 1px solid var(--line);
  margin: 0 auto;
  max-width: 1320px;
  padding: 76px 4vw 54px;
}

.simple-page-title h1 {
  font-family: var(--serif);
  font-size: 58px;
  font-weight: 400;
  margin: 0;
}

.simple-page-title p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
  margin: 14px 0 0;
}

.page-photo-strip {
  display: grid;
  gap: 12px;
  grid-template-columns: 0.95fr 1.35fr;
  padding: 12px;
}

.page-photo-strip img {
  height: 320px;
  object-fit: cover;
  width: 100%;
}

.research-photos img:first-child {
  object-position: center 46%;
}

.research-photos-bottom {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.research-photos-bottom img {
  height: 370px;
}

.research-photos-bottom img:first-child {
  object-position: center top;
}

.research-page-list {
  grid-template-columns: 160px 1fr;
}

.research-page-list::before {
  color: var(--muted);
  content: "Papers";
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.teaching-level + .teaching-level {
  border-top: 1px solid var(--line);
}

.course-list {
  border-top: 1px solid var(--ink);
}

.course-list article {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr 110px 170px;
  padding: 23px 0;
}

.course-list h3 {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 400;
  margin: 0 0 3px;
}

.course-list p,
.course-list time,
.course-list a {
  color: var(--muted);
  font-size: 12px;
  margin: 0;
}

.course-list a {
  border-bottom: 1px solid var(--crimson);
  color: var(--crimson);
  justify-self: start;
}

.reveal {
  animation: reveal-up 650ms ease both;
}

.reveal-delay {
  animation-delay: 100ms;
}

.reveal-delay-2 {
  animation-delay: 200ms;
}

@keyframes reveal-up {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1000px) {
  .profile-hero {
    gap: 30px;
    grid-template-columns: 1fr 0.85fr;
  }

  .field-note p {
    display: inline-block;
    margin-right: 24px;
  }

  .profile-band-item,
  .page-title {
    grid-template-columns: 120px 1fr;
  }

  .page-title > p:last-child {
    grid-column: 2;
  }

}

@media (max-width: 760px) {
  .site-header {
    gap: 10px 18px;
    grid-template-columns: auto 1fr;
    padding: 13px 20px 10px;
  }

  .site-header nav {
    gap: 20px;
    grid-column: 1 / -1;
    grid-row: 2;
    overflow-x: auto;
  }

  .site-header nav a {
    padding: 8px 0 12px;
    white-space: nowrap;
  }

  .site-header nav a::after {
    bottom: 7px;
  }

  .profile-hero {
    grid-template-columns: 1fr;
    padding: 52px 20px;
  }

  .profile-intro h1 {
    font-size: 54px;
  }

  .profile-photo {
    max-width: 390px;
  }

  .field-note {
    grid-column: auto;
  }

  .profile-band-item,
  .page-title,
  .section-shell,
  .research-page-list,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .profile-band,
  .page-title {
    gap: 22px;
    padding: 48px 20px;
  }

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

  .page-title > p:last-child {
    grid-column: auto;
  }

  .profile-band-copy {
    font-size: 14px;
  }

  .paired-carousel {
    padding: 8px;
  }

  .carousel-frame {
    aspect-ratio: 3 / 4;
  }

  .page-photo-strip {
    grid-template-columns: 1fr;
  }

  .page-photo-strip {
    padding: 8px;
  }

  .page-photo-strip img {
    height: 250px;
  }

  .section-shell {
    gap: 36px;
    padding: 72px 20px;
  }

  .page-title h1 {
    font-size: 43px;
  }

  .simple-page-title {
    padding: 54px 20px 38px;
  }

  .simple-page-title h1 {
    font-size: 43px;
  }

  .research-page-list::before {
    display: none;
  }

  .paper {
    gap: 18px;
    grid-template-columns: 28px 1fr;
  }

  .paper h3 {
    font-size: 23px;
  }

  .paper-links {
    grid-column: 2;
    justify-self: start;
  }

  .course-list article {
    gap: 12px;
    grid-template-columns: 1fr auto;
  }

  .course-list article > a,
  .course-list article > span {
    grid-column: 1;
  }

  .site-footer {
    gap: 20px;
    padding: 48px 20px;
  }

}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .carousel-slide {
    transition: none;
  }
}