:root {
  --text: #202124;
  --muted: #666a70;
  --line: #e3e3e3;
  --link: #245f91;
  --journal: #336699;
  --width: 820px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  color: var(--text);
  font-family: var(--sans);
  font-size: 15.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.16em;
}

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

a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 3px;
}

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

.shell {
  width: min(calc(100% - 40px), var(--width));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 10;
  transform: translateY(-150%);
  padding: 0.45rem 0.7rem;
  background: #fff;
  border: 1px solid var(--text);
}

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

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-nav {
  display: flex;
  min-height: 60px;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.site-name {
  color: var(--text);
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 1.4rem;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.85rem;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
}

.nav-links a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 0.3em;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 3rem;
  align-items: center;
  padding-block: 4.75rem;
}

.hero h1,
.page-intro h1 {
  margin-bottom: 1.4rem;
  font-family: var(--serif);
  font-size: clamp(2.35rem, 7vw, 3.15rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.hero-lede {
  margin-bottom: 1rem;
  font-size: 1.08rem;
}

.hero-bio {
  margin-bottom: 1rem;
  color: var(--muted);
}

.hero-links {
  margin: 1.35rem 0 0;
  font-size: 0.9rem;
}

.hero-links span {
  margin-inline: 0.3rem;
  color: #bbb;
}

.portrait-wrap {
  margin: 0;
  justify-self: end;
}

.portrait {
  display: block;
  width: 220px;
  height: auto;
}

img.hover_img {
  border-radius: 15px;
  filter: opacity(0.7);
  transition: filter 0.8s ease-in-out, transform 0.8s ease-in-out;
}

img.hover_img:hover {
  filter: none;
  transform: scale(1.01);
}

.section {
  padding-block: 3.5rem;
  border-top: 1px solid var(--line);
}

.home-detail {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 2rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--line);
}

.home-detail h2 {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.home-detail p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.8rem;
}

.section-heading h2,
.content-heading h2,
.talk-year h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 500;
}

.section-link {
  color: var(--muted);
  font-size: 0.8rem;
}

.prose-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 190px;
  gap: 3.5rem;
}

.prose-grid > p {
  font-size: 1rem;
}

.contact-block {
  color: var(--muted);
  font-size: 0.84rem;
}

.meta-label,
.record-kicker {
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.contact-block .meta-label:not(:first-child) {
  margin-top: 1.3rem;
}

.record-list,
.talk-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.record {
  padding: 1.3rem 0;
  border-top: 1px solid var(--line);
}

.record:first-child {
  padding-top: 0;
  border-top: 0;
}

.record h3,
.notes-card h3 {
  margin-bottom: 0.35rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.45;
}

.record h3 a {
  color: var(--text);
  text-decoration: none;
}

.record h3 a:hover {
  color: var(--link);
  text-decoration: underline;
}

.record-authors,
.record-meta,
.record-note {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.page-intro {
  padding-block: 4rem 3rem;
}

.page-intro h1 {
  margin-bottom: 0.8rem;
  font-size: 2.4rem;
}

.page-intro p {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--muted);
}

.page-section {
  padding-block: 3rem;
  border-top: 1px solid var(--line);
}

.content-heading {
  margin-bottom: 2rem;
}

.content-heading h2 {
  margin-bottom: 0.35rem;
}

.content-heading p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.publication-list {
  counter-reset: papers;
}

.publication-list .record {
  position: relative;
  padding-left: 2.5rem;
}

.publication-list .record::before {
  position: absolute;
  top: 1.42rem;
  left: 0;
  color: #999;
  font-size: 0.75rem;
  counter-increment: papers;
  content: counter(papers, decimal-leading-zero);
}

.publication-list .record:first-child::before {
  top: 0.1rem;
}

.record-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.9rem;
  margin-top: 0.3rem;
}

.record-meta > .record-venue {
  color: #336699;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.record-note {
  margin-top: 0.45rem;
}

.notes-card {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.notes-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.notes-card > a {
  flex: none;
  font-size: 0.82rem;
}

.notes-status {
  flex: none;
  color: var(--muted);
  font-size: 0.82rem;
}

.special-events {
  border-top: 1px solid var(--line);
}

.special-event {
  display: grid;
  grid-template-columns: 95px minmax(0, 1fr);
  gap: 1.6rem;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.special-meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.73rem;
}

.special-meta span {
  color: var(--text);
  font-weight: 600;
}

.special-meta time {
  color: var(--muted);
}

.special-title {
  margin: 0.2rem 0 0;
  font-family: var(--serif);
  font-size: 0.95rem;
}

.minicourse-item + .minicourse-item {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.special-events + .shell .talk-year:first-child {
  border-top: 0;
}

.talk-year {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 1.6rem;
  padding-block: 2.8rem;
  border-top: 1px solid var(--line);
}

.talk-year h2 {
  font-size: 1.05rem;
}

.talk-item {
  display: grid;
  grid-template-columns: 55px minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

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

.talk-date {
  color: var(--muted);
  font-size: 0.75rem;
}

.talk-venue {
  margin-bottom: 0.15rem;
  font-size: 0.85rem;
  font-weight: 400;
}

.talk-venue a {
  color: inherit;
  text-decoration-color: #aaa;
}

.talk-series {
  color: var(--muted);
}

.talk-institution {
  color: var(--text);
  font-weight: 700;
}

.talk-topic {
  margin-bottom: 0;
  color: var(--muted);
  font-family: var(--serif);
  font-size: 0.9rem;
  font-style: italic;
}

.talk-topic + .talk-topic {
  margin-top: 0.18rem;
}

.talk-status {
  color: var(--muted);
  font-size: 0.75rem;
}

.talk-note {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.course-details {
  margin-top: 0.65rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.course-details summary {
  width: fit-content;
  color: var(--link);
  cursor: pointer;
}

.course-details p {
  max-width: 640px;
  margin: 0.65rem 0 0;
}

.archive-details {
  border-top: 1px solid var(--line);
}

.archive-details summary {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  cursor: pointer;
  font-family: var(--serif);
  font-size: 1rem;
}

.archive-details summary span {
  color: var(--muted);
  font-family: var(--sans);
  font-size: 0.72rem;
}

.site-footer {
  margin-top: 2rem;
  padding-block: 1.6rem;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.72rem;
}

.footer-inner p {
  margin-bottom: 0;
}

@media (max-width: 620px) {
  .shell {
    width: min(calc(100% - 32px), var(--width));
  }

  .site-nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
    padding-block: 0.85rem;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) 140px;
    gap: 1.75rem;
    padding-block: 3rem;
  }

  .portrait {
    width: 140px;
    height: auto;
  }

  .hero h1 {
    font-size: 2.35rem;
  }

  .section {
    padding-block: 2.8rem;
  }

  .section-heading {
    align-items: flex-start;
  }

  .prose-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .home-detail {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .talk-year {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .special-event {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.25rem;
  }
}

@media (max-width: 420px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .portrait-wrap {
    grid-row: auto;
    justify-self: end;
  }

  .portrait {
    width: 150px;
    height: auto;
  }

  .section-heading,
  .notes-card {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.5rem;
  }

  .talk-item {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

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

  img.hover_img {
    transition: none;
  }
}