:root {
  --bg: #faf8f4;
  --fg: #22201c;
  --muted: #6b665d;
  --rule: #e4dfd5;
  --accent: #f29100;
  --link: #a35c00;
  --chip: #f1ece3;
  --serif: "Palatino Linotype", "Book Antiqua", Palatino, "URW Palladio L", "TeX Gyre Pagella", serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1917;
    --fg: #e8e4dc;
    --muted: #a19b90;
    --rule: #34312c;
    --accent: #ff9900;
    --link: #ffad33;
    --chip: #2a2824;
  }
}

* { box-sizing: border-box; }

html {
  font-size: 18px;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}

/* Safari */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--serif);
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

.page {
  max-width: 46rem;
  margin: 0 auto;
  padding: 4rem 1rem 3rem;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 0.15em; }

.masthead {
  border-bottom: 3px solid var(--accent);
  padding-bottom: 1.25rem;
  margin-bottom: 2rem;
}

h1 {
  font-size: 2.6rem;
  font-weight: normal;
  letter-spacing: 0.01em;
  line-height: 1.15;
  margin: 0;
}

.role {
  margin: 0.35rem 0 0.9rem;
  color: var(--muted);
  font-style: italic;
}

.links { display: flex; flex-wrap: wrap; gap: 0.4rem 1.4rem; }
.links a { font-variant: small-caps; letter-spacing: 0.05em; font-size: 1.05rem; }
.links .tab { color: var(--fg); }
.links .tab.on { color: var(--link); box-shadow: inset 0 -2px var(--accent); }
.links .sep { width: 1px; background: var(--rule); margin: 0.2rem 0.1rem; }

h2 {
  font-size: 1rem;
  font-weight: normal;
  font-variant: small-caps;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  color: var(--muted);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.3rem;
  margin: 3rem 0 1.25rem;
}

section > p { margin: 0 0 1rem; }

/* LaTeX-style justified text */
section > p, .theme p {
  text-align: justify;
  hyphens: auto;
  -webkit-hyphens: auto;
  text-wrap: pretty;
}

.themes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.theme h3 {
  font-size: 1.05rem;
  margin: 0 0 0.35rem;
  padding-left: 0.6rem;
  border-left: 3px solid var(--accent);
  line-height: 1.3;
}

.theme p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.5rem; }

.filters button {
  font: inherit;
  font-size: 0.9rem;
  color: var(--fg);
  background: var(--chip);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.15rem 0.85rem;
  cursor: pointer;
}

.filters button.on { border-color: var(--accent); color: var(--link); }

.news { list-style: none; margin: 0; padding: 0; }
.news li {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1rem;
  padding: 0.25rem 0;
}
.news .date {
  font-variant: small-caps;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-size: 0.95rem;
  text-align: right;
  padding-top: 0.05rem;
}
details summary {
  cursor: pointer;
  color: var(--link);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  margin: 0.4rem 0 0 6.5rem;
}

.year {
  font-size: 1.15rem;
  font-weight: normal;
  font-style: italic;
  color: var(--muted);
  margin: 1.75rem 0 0.5rem;
}

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

.pubs li {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1rem;
  padding: 0.7rem 0;
}

.pubs li[hidden], .year[hidden] { display: none; }

.venue {
  font-variant: small-caps;
  letter-spacing: 0.06em;
  color: var(--link);
  font-size: 0.95rem;
  padding-top: 0.1rem;
  text-align: right;
}

.title { font-size: 1.05rem; line-height: 1.4; color: var(--fg); display: block; }
a.title:hover { color: var(--link); }

.authors, .meta { margin: 0.15rem 0 0; font-size: 0.92rem; }
.authors { color: var(--muted); }
.authors b { color: var(--fg); font-weight: bold; }
.meta { color: var(--muted); font-style: italic; }
.meta a { font-style: normal; }

.compact li { padding: 0.5rem 0; }
.compact .title { font-size: 1rem; }

.note { color: var(--muted); font-style: italic; margin-top: -0.5rem; }

.plain { padding-left: 1.2rem; margin: 0; }

.talk { margin: 0 0 3rem; }
.talk h3 { font-size: 1.3rem; font-weight: normal; margin: 0; line-height: 1.3; }
.talk .subtitle { margin: 0.1rem 0 0; font-style: italic; color: var(--muted); }
.talk .meta { margin: 0.3rem 0 0; }
.talk .summary { margin: 0.6rem 0 1rem; }

.slide {
  display: block;
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  padding: 0;
  border: 1px solid var(--rule);
  background: #fff;
  cursor: pointer;
}
.slide img { display: block; width: 100%; height: 100%; object-fit: cover; }
.slide .play {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  font: inherit;
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--bg);
  background: var(--link);
  padding: 0.15rem 0.8rem;
  border-radius: 999px;
  opacity: 0.9;
}
.slide:hover .play { opacity: 1; }
button.slide:hover { border-color: var(--accent); }

footer {
  margin-top: 4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  html { font-size: 17px; }
  .page { padding-top: 2.5rem; }
  h1 { font-size: 2.1rem; }
  .themes { grid-template-columns: 1fr; gap: 1rem; }
  .pubs li { grid-template-columns: 1fr; gap: 0.1rem; }
  .venue { text-align: left; }
  .news li { grid-template-columns: 1fr; gap: 0; }
  .news .date { text-align: left; }
  details summary { margin-left: 0; }
  section > p, .theme p { text-align: left; }
}