:root {
  --paper: #F7F8F5;
  --ink: #16273C;
  --soft: #4E6076;
  --accent: #1E647F;
  --hairline: #D9DFE1;
  --tint: #EDF1EF;
  --fig-opacity: 0.30;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0D1622;
    --ink: #E6EBF0;
    --soft: #9FB0C0;
    --accent: #8FBDD2;
    --hairline: #24344A;
    --tint: #101E30;
    --fig-opacity: 0.22;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "STIX Two Text", Georgia, "Times New Roman", serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  font-variant-numeric: oldstyle-nums;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 1px; }
.wrap { max-width: 46rem; margin: 0 auto; padding: 0 1.25rem; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--paper); padding: 0.4rem 0.8rem; z-index: 10; }

header.site { border-bottom: 1px solid var(--hairline); position: relative; z-index: 2; }
header.site .wrap {
  display: flex; align-items: baseline; justify-content: space-between;
  flex-wrap: wrap; gap: 0.25rem 1.5rem; padding-top: 1.1rem; padding-bottom: 1.1rem;
}
.brand { font-weight: 600; color: var(--ink); font-size: 1.05rem; letter-spacing: 0.01em; }
.brand:hover { text-decoration: none; }
nav.main { display: flex; gap: 1.15rem; font-size: 0.95rem; flex-wrap: wrap; }
nav.main a { color: var(--soft); }
nav.main a[aria-current="page"] { color: var(--ink); }
nav.main a:hover { color: var(--accent); }

h1, h2, h3 { font-weight: 600; line-height: 1.12; margin: 0; font-variant-numeric: lining-nums; }
h1 { font-size: clamp(2.7rem, 7.5vw, 4.1rem); letter-spacing: -0.015em; }
h2 { font-size: 1.5rem; margin-bottom: 1.2rem; }
h3 { font-size: 1.05rem; }
p { margin: 0 0 1rem; }
.meta { font-style: italic; color: var(--soft); }

main section { padding: 2.9rem 0; border-top: 1px solid var(--hairline); }

/* ---------- Hero ---------- */
.hero-outer { position: relative; overflow: hidden; border-bottom: 1px solid var(--hairline); }
.hero-fig {
  position: absolute; top: 50%; right: -7rem; transform: translateY(-50%);
  width: 30rem; max-width: 70vw;
  color: var(--accent); opacity: var(--fig-opacity);
  pointer-events: none; z-index: 0;
}
.hero-fig svg { display: block; width: 100%; height: auto; }
.hero { position: relative; z-index: 1; padding: 5rem 0 4rem; }
.hero .role { font-size: 1.2rem; margin: 1.1rem 0 0.3rem; }
.hero .place { color: var(--soft); font-style: italic; margin: 0; }
.hero .lede { margin-top: 1.5rem; max-width: 30rem; font-size: 1.12rem; }
.hero .upcoming { margin-top: 2rem; padding-top: 0.9rem; border-top: 1px solid var(--hairline); max-width: 30rem; font-size: 0.97rem; }
.hero .upcoming .meta { display: block; }
@media (max-width: 44rem) {
  .hero { padding: 3rem 0 2.6rem; }
  .hero-fig { width: 17rem; right: -6rem; top: 6rem; transform: none; }
  .hero .lede, .hero .upcoming { max-width: 100%; }
}

/* ---------- Research themes ---------- */
.themes { display: grid; grid-template-columns: 1fr 1fr; gap: 1.7rem 2.4rem; }
.themes > div { border-top: 1px solid var(--hairline); padding-top: 0.8rem; }
.themes h3 { margin-bottom: 0.35rem; }
.themes p { margin: 0; font-size: 0.99rem; color: var(--soft); }
@media (max-width: 44rem) { .themes { grid-template-columns: 1fr; } }

/* ---------- About ---------- */
.about { display: grid; grid-template-columns: 1fr 12rem; gap: 2.2rem; align-items: start; }
.about img { width: 100%; height: auto; border-radius: 2px; display: block; }
@media (max-width: 44rem) { .about { grid-template-columns: 1fr; } .about figure { max-width: 13rem; margin: 0; } }

/* ---------- Definition lists ---------- */
dl.roles { margin: 0; }
dl.roles > div { padding: 0.65rem 0; border-top: 1px solid var(--hairline); display: grid; grid-template-columns: 1fr; gap: 0.1rem; }
dl.roles > div:first-child { border-top: none; }
dl.roles dt { font-weight: 500; }
dl.roles dd { margin: 0; color: var(--soft); }
@media (min-width: 44rem) {
  dl.roles > div { grid-template-columns: 1fr 13rem; gap: 1rem; }
  dl.roles dd { text-align: right; font-style: italic; }
}

/* ---------- Publications ---------- */
ol.pubs { list-style: none; margin: 0; padding: 0; }
ol.pubs li { padding: 0.7rem 0; border-top: 1px solid var(--hairline); }
ol.pubs li:first-child { border-top: none; }
.pub-title { font-weight: 500; }
.pub-authors { color: var(--soft); }
.pub-venue { font-style: italic; }
.pub-links { font-size: 0.92rem; }
.pub-links a { margin-right: 0.9rem; }

.yearblock { display: grid; grid-template-columns: 1fr; margin-top: 1.6rem; }
.yearblock h3 { color: var(--soft); font-weight: 400; font-size: 1.3rem; margin-bottom: 0.3rem; font-variant-numeric: oldstyle-nums; }
@media (min-width: 58rem) {
  .yearblock { grid-template-columns: 5.5rem 1fr; column-gap: 1.6rem; }
  .yearblock h3 { text-align: right; padding-top: 0.75rem; }
}

/* ---------- Footer ---------- */
footer.site { border-top: 1px solid var(--hairline); background: var(--tint); }
footer.site .wrap { padding-top: 2.6rem; padding-bottom: 2.9rem; }
.contact-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
@media (max-width: 44rem) { .contact-cols { grid-template-columns: 1fr; } }
footer.site h2 { font-size: 1.2rem; }
footer.site ul { list-style: none; margin: 0; padding: 0; }
footer.site li { margin-bottom: 0.35rem; }
address { font-style: normal; }
.colophon { margin-top: 2.3rem; font-size: 0.85rem; color: var(--soft); }

/* ---------- Hugo-rendered content ---------- */
main section.first { border-top: none; }
.pagetitle { font-size: 1.9rem; }
#selected .more { margin-top: 1.4rem; }
.page .content ul { list-style: none; margin: 0; padding: 0; }
.page .content li { padding: 0.65rem 0; border-top: 1px solid var(--hairline); font-weight: 500; }
.page .content li:first-child { border-top: none; }
.page .content ul + p { margin-top: 1.2rem; }
dl.roles .detail { font-weight: 400; color: var(--soft); }

/* ---------- Night pages (aurora) ---------- */
body.night {
  --paper: #0D1622;
  --ink: #E6EBF0;
  --soft: #9FB0C0;
  --accent: #8FBDD2;
  --hairline: #24344A;
  --tint: #101E30;
  --fig-opacity: 0.22;
}

/* ---------- Gallery ---------- */
.wrap.wide { max-width: 62rem; }
.prose { max-width: 46rem; }
.gallery { columns: 2; column-gap: 1rem; margin-top: 1.8rem; }
.gallery a { display: block; margin-bottom: 1rem; }
.gallery img { width: 100%; height: auto; display: block; border-radius: 2px; }
@media (min-width: 56rem) { .gallery { columns: 3; } }
@media (max-width: 34rem) { .gallery { columns: 1; } }