@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600;9..40,700&family=Gloock&family=Instrument+Serif:ital@0;1&display=swap');

/* Theme */

:root {
  color-scheme: light;
  --ink: #18211c;
  --body: #405047;
  --muted: #748078;
  --canvas: #f8f7f3;
  --panel: rgba(255, 255, 255, 0.72);
  --line: rgba(24, 33, 28, 0.15);
  --signal: #7047c8;
  --nav: rgba(248, 247, 243, 0.94);
}

:root[data-theme='dark'] {
  color-scheme: dark;
  --ink: #eef2ee;
  --body: #c7d0ca;
  --muted: #93a099;
  --canvas: #0b0e0c;
  --panel: rgba(18, 24, 20, 0.76);
  --line: rgba(232, 240, 234, 0.15);
  --signal: #c9baff;
  --nav: rgba(11, 14, 12, 0.94);
}

/* Foundation */

* {
  box-sizing: border-box;
}

html {
  background: var(--canvas);
  scroll-behavior: smooth;
}

body {
  background: var(--canvas);
  color: var(--ink);
  font: 400 16px / 1.58 'DM Sans', system-ui, sans-serif;
  isolation: isolate;
  margin: 0;
  transition: background-color 0.35s ease, color 0.25s ease;
}

body::before {
  background: url('/assets/hero-orbit.png') right center / auto min(100%, 1080px) no-repeat;
  content: '';
  inset: 3.65rem 0 0 43%;
  mask-image: linear-gradient(90deg, transparent 0%, #000 70%);
  opacity: 0.23;
  pointer-events: none;
  position: fixed;
  z-index: 0;
}

body > * {
  position: relative;
  z-index: 1;
}

:root[data-theme='dark'] body::before {
  opacity: 0.32;
}

a {
  color: inherit;
  text-decoration-color: color-mix(in srgb, var(--signal) 55%, transparent);
  text-underline-offset: 0.17em;
}

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

/* Header */

.site-header {
  align-items: center;
  backdrop-filter: blur(0);
  -webkit-backdrop-filter: blur(0);
  background: var(--nav);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  height: 3.65rem;
  left: 0;
  padding: 0 clamp(1.15rem, 3vw, 3rem);
  position: fixed;
  right: 0;
  top: 0;
  transition: background-color 0.28s ease, border-color 0.28s ease, backdrop-filter 0.28s ease;
  z-index: 10;
}

.site-header.is-scrolled {
  backdrop-filter: blur(52px) saturate(170%) contrast(88%);
  -webkit-backdrop-filter: blur(52px) saturate(170%) contrast(88%);
  background: color-mix(in srgb, var(--canvas) 78%, transparent);
}

.wordmark {
  color: var(--ink);
  font: 500 0.78rem 'DM Mono', monospace;
  letter-spacing: 0.1em;
  text-decoration: none;
}

nav {
  display: flex;
  gap: clamp(0.75rem, 2vw, 1.7rem);
}

nav a {
  color: var(--muted);
  font: 500 0.7rem 'DM Mono', monospace;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
}

nav a[aria-current='page'],
nav a:hover {
  color: var(--ink);
}

.theme-toggle {
  background: transparent;
  border: 0;
  color: var(--ink);
  cursor: pointer;
  font: 1.05rem / 1 serif;
  justify-self: end;
  padding: 0.35rem;
  transition: color 0.2s ease, transform 0.2s ease;
}

.theme-toggle:hover {
  color: var(--signal);
  transform: rotate(12deg);
}

.theme-toggle:focus {
  outline: none;
}

.theme-toggle:focus-visible {
  border-radius: 0.2rem;
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

/* Page structure and type */

main {
  margin: 0 auto;
  max-width: 1120px;
  padding: 8.25rem 2rem 6rem;
}

.hero {
  min-height: 0;
}

.hero-art {
  display: none;
}

.eyebrow {
  color: var(--signal);
  font: 500 0.68rem 'DM Mono', monospace;
  letter-spacing: 0.11em;
  margin: 0 0 1.25rem;
  text-transform: uppercase;
}

h1 {
  font: 400 clamp(2.4rem, 4.5vw, 4rem) / 0.95 'Gloock', Georgia, serif;
  letter-spacing: -0.045em;
  margin: 0 0 1.5rem;
  max-width: none;
  white-space: nowrap;
}

/* Markdown content */

.markdown {
  color: var(--body);
  max-width: 48rem;
}

.markdown > p:first-child {
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  line-height: 1.45;
}

.markdown h1 {
  color: var(--ink);
  font-family: 'Gloock', Georgia, serif;
  font-size: clamp(2.4rem, 4.5vw, 4rem);
  letter-spacing: 0.01em;
  line-height: 0.95;
  text-transform: uppercase;
}

.markdown h2 {
  border-top: 1px solid var(--line);
  color: var(--ink);
  font: 600 clamp(1.15rem, 1.9vw, 1.5rem) / 1 'DM Sans', sans-serif;
  letter-spacing: -0.045em;
  margin: 3.75rem 0 1.25rem;
  padding-top: 1.25rem;
}

.markdown h3 {
  color: var(--ink);
  font-size: 1.1rem;
  line-height: 1.2;
  margin: 2.25rem 0 0.6rem;
}

.markdown .publication-year {
  color: var(--signal);
  font: 500 0.7rem 'DM Mono', monospace;
  letter-spacing: 0.08em;
  margin: 2.4rem 0 0;
  text-transform: uppercase;
}

.publication-year::before {
  content: '•';
  margin-right: 0.55rem;
}

.publication-year + h3 {
  margin-top: 0.8rem;
}

.markdown p {
  margin: 0 0 1rem;
}

.markdown strong {
  color: var(--ink);
}

.markdown a {
  color: var(--signal);
}

.markdown ul {
  padding-left: 1.25rem;
}

.markdown li {
  margin: 0.75rem 0;
}

.markdown li::marker {
  color: var(--signal);
}

/* Publication citations */

.citation-popdown {
  border-bottom: 1px solid var(--line);
  margin: 1rem 0 2.2rem;
  padding-bottom: 1rem;
}

.citation-popdown summary {
  color: var(--signal);
  cursor: pointer;
  display: inline-flex;
  font: 500 0.68rem 'DM Mono', monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  vertical-align: middle;
}

.citation-popdown summary::marker {
  content: '';
}

.citation-popdown summary::-webkit-details-marker {
  display: none;
}

.citation-label::after {
  color: var(--signal);
  content: '▾';
  display: inline-block;
  margin-left: 0.42rem;
  transition: transform 0.2s ease;
}

.citation-popdown[open] .citation-label::after {
  transform: rotate(180deg);
}

.citation-popdown[open] summary {
  margin-bottom: 0;
}

.citation-content {
  height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(-0.4rem);
}

.citation-content-inner {
  padding-top: 0.9rem;
}

.citation-popdown[open].is-open .citation-content {
  height: auto;
  opacity: 1;
  transform: translateY(0);
}

.citation-pdf {
  color: var(--muted);
  display: inline-flex;
  font: 500 0.68rem 'DM Mono', monospace;
  letter-spacing: 0.08em;
  margin-left: 1rem;
  text-decoration: none;
  text-transform: uppercase;
  vertical-align: middle;
}

.citation-pdf:hover {
  color: var(--signal);
}

.citation-toolbar {
  align-items: center;
  display: flex;
  gap: 0.8rem;
  margin: 0 0 0.65rem;
}

.citation-copy {
  background: color-mix(in srgb, var(--signal) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--signal) 38%, transparent);
  border-radius: 0;
  color: var(--signal);
  cursor: pointer;
  font: 500 0.66rem 'DM Mono', monospace;
  letter-spacing: 0.06em;
  padding: 0.48rem 0.62rem;
  text-transform: uppercase;
}

.citation-copy:hover {
  background: var(--signal);
  color: var(--canvas);
}

.citation-copy:focus-visible,
.citation-popdown summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.citation-status {
  color: var(--muted);
  font-size: 0.78rem;
}

.citation-popdown pre {
  background: color-mix(in srgb, var(--panel) 82%, var(--canvas));
  border: 1px solid var(--line);
  color: var(--body);
  font: 400 0.72rem / 1.55 'DM Mono', monospace;
  margin: 0;
  max-width: 100%;
  overflow-x: auto;
  padding: 0.9rem;
  white-space: pre-wrap;
}

/* Home page */

.markdown-home {
  max-width: 66rem;
}

.markdown-home h2 {
  font: 500 0.7rem 'DM Mono', monospace;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.home-section-title {
  margin-bottom: 1.1rem;
}

.home-list-news {
  border-top: 1px solid var(--line);
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}

.home-list-news li {
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
  list-style: none;
  margin: 0;
  padding: 1rem 0 1rem 1.8rem;
  position: relative;
}

.home-list-news li::before {
  color: var(--signal);
  content: '↗';
  left: 0.2rem;
  position: absolute;
}

.news-archive {
  border-bottom: 1px solid var(--line);
  margin: 0 0 3.75rem;
}

.news-archive summary {
  color: var(--muted);
  cursor: pointer;
  font: 500 0.7rem 'DM Mono', monospace;
  letter-spacing: 0.08em;
  list-style: none;
  padding: 1rem 0;
  text-transform: uppercase;
}

.news-archive summary::-webkit-details-marker {
  display: none;
}

.news-archive summary::before {
  color: var(--signal);
  content: '+';
  display: inline-block;
  margin-right: 0.65rem;
}

.news-archive[open] summary {
  border-bottom: 1px solid var(--line);
}

.news-archive[open] summary::before {
  content: '−';
}

.news-archive summary span {
  color: var(--signal);
  margin-left: 0.45rem;
}

.news-archive .home-list-news {
  border: 0;
  margin: 0;
}

.home-list-connect {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1.25rem;
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}

.home-list-connect li {
  align-items: baseline;
  display: inline-flex;
  font: 500 0.7rem 'DM Mono', monospace;
  letter-spacing: 0.045em;
  margin: 0;
  text-transform: uppercase;
}

.home-list-connect li:not(:has(a)) {
  color: var(--signal);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--signal) 58%, transparent);
  text-underline-offset: 0.22em;
  text-transform: none;
}

.home-list-connect li:not(:has(a)) strong {
  color: inherit;
  font: inherit;
  margin-left: 0.35rem;
}

.home-list-connect li:has(a)::after {
  color: var(--signal);
  content: ' ↗';
}

.profile-grid {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: 1.3fr 0.9fr;
  margin-top: 4rem;
  max-width: 66rem;
}

.profile-card {
  background: var(--panel);
  border: 1px solid var(--line);
  min-height: 17rem;
  padding: 1.7rem;
}

.profile-card h2 {
  border: 0;
  color: var(--ink);
  font: 600 clamp(1.15rem, 1.9vw, 1.5rem) / 1 'DM Sans', sans-serif;
  letter-spacing: -0.045em;
  margin: 0 0 1.7rem;
  padding: 0;
  text-transform: none;
}

.profile-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.profile-card li {
  border-top: 1px solid var(--line);
  margin: 0;
  padding: 0.85rem 0;
}

.academic-path-row {
  align-items: baseline;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.academic-path-degree {
  color: var(--ink);
}

.academic-path-year {
  color: var(--signal);
  flex: 0 0 auto;
  font: 500 0.64rem 'DM Mono', monospace;
  letter-spacing: 0.04em;
  text-align: right;
  white-space: nowrap;
}

.academic-path-institution {
  color: var(--muted);
  display: block;
  font-size: 0.86rem;
  margin-top: 0.28rem;
}

/* Teaching and thesis supervision */

.markdown .teaching-list,
.markdown .thesis-supervision {
  border-top: 1px solid var(--line);
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}

.teaching-list li,
.thesis-supervision li {
  border-bottom: 1px solid var(--line);
  margin: 0;
  padding: 1rem 0;
}

.teaching-list-row,
.thesis-supervision-row {
  align-items: baseline;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.teaching-list-title,
.thesis-supervision-title {
  color: var(--ink);
  line-height: 1.35;
}

.teaching-list-period,
.thesis-supervision-period {
  color: var(--signal);
  flex: 0 0 auto;
  font: 500 0.64rem / 1.35 'DM Mono', monospace;
  letter-spacing: 0.04em;
  text-align: right;
  white-space: nowrap;
}

.teaching-list-detail,
.thesis-supervision-detail {
  color: var(--muted);
  display: block;
  font-size: 0.86rem;
  margin-top: 0.38rem;
}

.markdown .structured-list-label,
.markdown .thesis-supervision-label {
  color: var(--muted);
  font: 500 0.67rem 'DM Mono', monospace;
  letter-spacing: 0.08em;
  margin: 2.4rem 0 0.8rem;
  padding-left: 0;
  text-transform: uppercase;
}

/* Article table of contents */

.article-shell {
  align-items: start;
  display: grid;
  gap: clamp(2rem, 7vw, 7rem);
  grid-template-columns: 11rem minmax(0, 48rem);
}

.article-shell .article-page {
  min-width: 0;
}

.toc {
  position: sticky;
  top: 6rem;
}

.toc-label {
  color: var(--muted);
  font: 500 0.65rem 'DM Mono', monospace;
  letter-spacing: 0.08em;
  margin: 0 0 0.8rem;
  text-transform: uppercase;
}

.toc ol {
  border-left: 1px solid var(--line);
  list-style: none;
  margin: 0;
  padding: 0 0 0 1rem;
}

.toc li {
  font: 500 0.72rem / 1.35 'DM Mono', monospace;
  margin: 0.65rem 0;
}

.toc li.toc-level-3 {
  font-size: 0.65rem;
  padding-left: 0.55rem;
}

.toc a {
  color: var(--muted);
  text-decoration: none;
}

.toc a:hover {
  color: var(--signal);
}

/* Motion */

@view-transition {
  navigation: auto;
}

::view-transition-old(root) {
  animation: fade-out 0.16s ease both;
}

::view-transition-new(root) {
  animation: fade-in 0.26s ease both;
}

@keyframes fade-out {
  to {
    opacity: 0;
    transform: translateY(-4px);
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
}

/* Mobile */

@media (max-width: 700px) {
  .site-header {
    align-content: center;
    grid-template-columns: 1fr auto;
    height: 5.4rem;
  }

  .site-header nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: space-between;
    padding-bottom: 0.7rem;
  }

  main {
    padding: 8rem 1.25rem 4rem;
  }

  body::before {
    inset: 5.4rem 0 0 36%;
    opacity: 0.1;
  }

  .hero {
    min-height: 0;
  }

  h1 {
    font-size: clamp(2.4rem, 11vw, 3.8rem);
    white-space: normal;
  }

  .article-page h1 {
    font-size: clamp(2rem, 9.7vw, 3rem);
    letter-spacing: -0.025em;
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  .profile-grid {
    grid-template-columns: 1fr;
    margin-top: 3rem;
  }

  .article-shell {
    display: block;
  }

  .toc {
    display: none;
  }
}