:root {
  /* Purple theme — clean white background, purple chrome & accents */
  --ink: #271b3a;
  --muted: #6c6178;
  --line: #e5dfed;
  --white: #ffffff;
  --header-bg: rgba(255, 255, 255, .96);
  --notice-text: #4a3864;

  --slate-900: #2f1f47;
  --slate-700: #6a3fa0;
  --slate-500: #8a72ab;
  --slate-200: #e6dcf2;
  --slate-100: #f3ecfa;
  --slate-050: #faf7fd;

  --orcid-mark: #ffffff;

  /* Per-publication accent colors (first-author / co-first-author work) */
  --purple: #7a3eb1;
  --purple-text: #6b2e9e;
  --purple-venue: #7d6699;
  --purple-tint: #f4eefb;
  --purple-tint-strong: #ece0f7;

  --orange: #e8842e;
  --orange-text: #b85e14;
  --orange-venue: #9c6c3c;
  --orange-tint: #fdf1e6;
  --orange-tint-strong: #fbe3c9;

  --pink: #e45b9c;
  --pink-text: #b8317a;
  --pink-venue: #9c5c76;
  --pink-tint: #fdedf5;
  --pink-tint-strong: #fadcec;

  --green: #3a8f5c;
  --green-text: #2f7a4c;
  --green-venue: #4f7a5c;

  --blue: #3a72c4;
  --blue-text: #2e5ba3;
  --blue-venue: #4d6c99;

  --serif: "Source Serif 4", Georgia, serif;
  --sans: "Source Sans 3", Arial, sans-serif;
  --page: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
}
a { color: var(--slate-700); text-underline-offset: 3px; }
a:hover { color: var(--slate-900); }
img { display: block; max-width: 100%; }
::selection { background: var(--slate-200); }

.skip-link {
  position: fixed;
  top: .75rem;
  left: .75rem;
  z-index: 10;
  padding: .6rem .9rem;
  color: white;
  background: var(--slate-900);
  transform: translateY(-150%);
}
.skip-link:focus { transform: none; }

.site-header {
  position: relative;
  border-bottom: 1px solid var(--line);
  background: var(--header-bg);
}
.site-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(to right, var(--blue), var(--green), var(--purple), var(--orange), var(--pink));
}
.header-inner {
  width: min(calc(100% - 3rem), var(--page));
  min-height: 72px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.site-name {
  color: var(--slate-900);
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 600;
  text-decoration: none;
}
nav { display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; }
nav a { color: var(--muted); font-size: .9rem; text-decoration: none; }
nav a:hover { color: var(--slate-700); text-decoration: underline; }

main, footer {
  width: min(calc(100% - 3rem), var(--page));
  margin-inline: auto;
}
.profile {
  padding: 4.5rem 0 4rem;
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: clamp(3rem, 8vw, 6.5rem);
  align-items: start;
}
.profile-card { font-size: .9rem; }
.portrait {
  width: 100%;
  height: auto;
  border-radius: 3px;
}
.profile-card h1 {
  margin: 1.3rem 0 0;
  color: var(--slate-900);
  font-family: var(--serif);
  font-size: 1.8rem;
  line-height: 1.2;
}
.degree { margin: .2rem 0 1rem; color: var(--muted); }
.position { margin: 0 0 1.2rem; line-height: 1.5; }
.keywords {
  margin: 0 0 1.2rem;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.keywords li {
  padding: .18rem .55rem;
  border-radius: 999px;
  background: var(--slate-100);
  color: var(--slate-700);
  font-size: .72rem;
  font-weight: 600;
  line-height: 1.4;
}
.contact-list { margin: 0; padding-top: 1rem; border-top: 1px solid var(--line); }
.contact-list div + div { margin-top: .85rem; }
.contact-list dt { color: var(--muted); font-size: .72rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; }
.contact-list dd { margin: .12rem 0 0; overflow-wrap: anywhere; }
.contact-list a { text-decoration: none; }
.contact-list a:hover { text-decoration: underline; }
.profile-links {
  margin-top: .4rem !important;
  display: flex;
  flex-wrap: wrap;
  gap: .45rem .65rem;
}
.profile-links a {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  color: var(--slate-700);
  font-size: .8rem;
}
.profile-links svg {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
  fill: currentColor;
}
.profile-links .orcid-icon circle { fill: currentColor; }
.profile-links .orcid-icon text {
  fill: var(--orcid-mark);
  font-family: Arial, sans-serif;
  font-size: 8px;
  font-weight: 700;
}

.profile-content { max-width: 720px; }
.section-label {
  margin: 0 0 .55rem;
  color: var(--slate-500);
  font-size: .73rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}
h2 {
  margin: 0 0 1.5rem;
  color: var(--slate-900);
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 2.65rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -.02em;
}
.profile-content > p:not(.section-label) { margin: 0 0 1rem; }
.profile-content cite { font-style: italic; }
.notice {
  margin-top: 1.75rem;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--slate-500);
  background: var(--slate-100);
  color: var(--notice-text);
  font-size: .92rem;
}

.profile-news {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}
.profile-news h3 {
  margin: 0 0 1.25rem;
  color: var(--slate-900);
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.2;
}
.profile-news .news-list { max-width: none; }

.content-section {
  padding: 3.5rem 0;
  border-top: 1px solid var(--line);
}
.section-title { margin-bottom: 2rem; }
.section-title h2 { margin-bottom: 0; }
.interest-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.interest-grid article {
  padding: 1.4rem 1.5rem;
  border: 1px solid var(--slate-200);
  border-radius: 3px;
  background: var(--slate-050);
}
.interest-grid h3 {
  margin: 0 0 .45rem;
  color: var(--slate-900);
  font-family: var(--serif);
  font-size: 1.2rem;
}
.interest-grid p { margin: 0; color: var(--muted); font-size: .9rem; }

.news-list { max-width: 820px; }
.news-list article {
  padding: .8rem 0;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1.5rem;
  border-bottom: 1px solid var(--line);
}
.news-list article:first-child { border-top: 1px solid var(--line); }
.news-list time { color: var(--slate-700); font-size: .83rem; font-weight: 600; }
.news-list p { margin: 0; font-size: .94rem; }
.news-list article.news-extra { display: none; }
.news-list.expanded article.news-extra { display: grid; }

.news-toggle {
  margin-top: 1.25rem;
  padding: 0;
  border: none;
  background: none;
  color: var(--slate-700);
  font-family: inherit;
  font-size: .88rem;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.news-toggle:hover { color: var(--slate-900); }

.publication-list {
  --dot-col: 28px;
  max-width: 960px;
  position: relative;
}
.publication-list::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(var(--dot-col) / 2 - 1px);
  width: 2px;
  background: var(--line);
}
.publication {
  position: relative;
  padding: 1.75rem 0;
  display: grid;
  grid-template-columns: var(--dot-col) 260px minmax(0, 1fr);
  gap: 1.75rem;
  border-bottom: 1px solid var(--line);
}
.publication:first-child { border-top: 1px solid var(--line); }
.pub-dot {
  align-self: start;
  justify-self: center;
  margin-top: .4rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--slate-500);
}
.pub-dot.filled-purple { background: var(--purple); border-color: var(--purple); }
.pub-dot.filled-orange { background: var(--orange); border-color: var(--orange); }
.pub-dot.filled-pink   { background: var(--pink);   border-color: var(--pink); }
.pub-dot.filled-green  { background: var(--green);  border-color: var(--green); }
.pub-dot.outline-blue  { background: var(--white);  border-color: var(--blue); }
.publication-image {
  align-self: start;
  width: 260px;
}
.publication-image img { width: 100%; height: auto; display: block; }
.publication-image.small { width: 130px; justify-self: center; }
.venue {
  margin: 0 0 .25rem;
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--slate-500);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.publication h3 {
  margin: 0 0 .45rem;
  font-family: var(--serif);
  font-size: 1.22rem;
  font-weight: 600;
  line-height: 1.32;
}
.publication h3 a { color: var(--ink); text-decoration: none; }
.publication h3 a:hover { color: var(--slate-700); text-decoration: underline; }
.publication h3.no-link { color: var(--ink); font-weight: 600; }
.publication.accent-purple h3 a:hover { color: var(--purple-text); }
.publication.accent-orange h3 a:hover { color: var(--orange-text); }
.publication.accent-pink   h3 a:hover { color: var(--pink-text); }
.publication.accent-green  h3 a:hover { color: var(--green-text); }
.publication.accent-blue   h3 a:hover { color: var(--blue-text); }
.authors { margin: 0 0 .4rem; color: var(--muted); font-size: .85rem; }
.authors strong { color: var(--ink); font-weight: 600; }
.authors .equal-note { display: block; margin-top: .2rem; color: var(--slate-500); font-size: .78rem; font-style: italic; }
.publication-links { margin: 0; display: flex; flex-wrap: wrap; gap: 1rem; font-size: .83rem; }
.publication-links .pending { color: var(--slate-500); font-style: italic; }
.award-note {
  margin: .35rem 0 0;
  color: var(--slate-500);
  font-size: .78rem;
  font-style: italic;
}
.award-note a { color: var(--slate-700); }
.award-note + .award-note { margin-top: .15rem; }

.publication.accent-purple .venue { color: var(--purple-venue); }
.publication.accent-orange .venue { color: var(--orange-venue); }
.publication.accent-pink   .venue { color: var(--pink-venue); }
.publication.accent-green  .venue { color: var(--green-venue); }
.publication.accent-blue   .venue { color: var(--blue-venue); }

.publication.accent-purple .publication-links a,
.publication.accent-purple .award-note a { color: var(--purple-text); }
.publication.accent-orange .publication-links a,
.publication.accent-orange .award-note a { color: var(--orange-text); }
.publication.accent-pink   .publication-links a,
.publication.accent-pink   .award-note a { color: var(--pink-text); }
.publication.accent-green  .publication-links a,
.publication.accent-green  .award-note a { color: var(--green-text); }
.publication.accent-blue   .publication-links a,
.publication.accent-blue   .award-note a { color: var(--blue-text); }

.publication.accent-purple .publication-links .pending { color: var(--purple-venue); }
.publication.accent-orange .publication-links .pending { color: var(--orange-venue); }
.publication.accent-pink   .publication-links .pending { color: var(--pink-venue); }
.publication.accent-green  .publication-links .pending { color: var(--green-venue); }
.publication.accent-blue   .publication-links .pending { color: var(--blue-venue); }

.publication.accent-purple .award-note,
.publication.accent-purple .equal-note { color: var(--purple-venue); }
.publication.accent-orange .award-note,
.publication.accent-orange .equal-note { color: var(--orange-venue); }
.publication.accent-pink   .award-note,
.publication.accent-pink   .equal-note { color: var(--pink-venue); }
.publication.accent-green  .award-note,
.publication.accent-green  .equal-note { color: var(--green-venue); }
.publication.accent-blue   .award-note,
.publication.accent-blue   .equal-note { color: var(--blue-venue); }

footer {
  margin-top: 2rem;
  padding: 1.75rem 0 2.5rem;
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .82rem;
}
footer p { margin: 0; }
footer a { text-decoration: none; }
footer a:hover { text-decoration: underline; }

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --ink: #ece6f5;
    --muted: #b3a6c4;
    --line: #453a58;
    --white: #1c1526;
    --header-bg: rgba(28, 21, 38, .96);
    --notice-text: #dcd0e8;

    --slate-900: #f1ecf9;
    --slate-700: #c9a3ec;
    --slate-500: #a98fc4;
    --slate-200: #3c2f4e;
    --slate-100: #2c2238;
    --slate-050: #241b30;

    --orcid-mark: #1c1526;

    --purple: #a877d9;
    --purple-text: #c9a3ec;
    --purple-venue: #b9a1d4;
    --purple-tint: #241b30;
    --purple-tint-strong: #33253f;

    --orange: #f0a15c;
    --orange-text: #f3b57e;
    --orange-venue: #d3a674;
    --orange-tint: #2c2119;
    --orange-tint-strong: #3a2a1c;

    --pink: #ef85b6;
    --pink-text: #f2a0c6;
    --pink-venue: #cf98af;
    --pink-tint: #2c1c26;
    --pink-tint-strong: #3a2130;

    --green: #5cbb80;
    --green-text: #7fd19c;
    --green-venue: #93c2a3;

    --blue: #6d9ce8;
    --blue-text: #8fb3ec;
    --blue-venue: #9ab0d6;
  }

  .portrait,
  .publication-image img {
    filter: brightness(.92) saturate(.95);
  }
}

@media (max-width: 760px) {
  .header-inner { padding: 1rem 0; align-items: flex-start; flex-direction: column; gap: .65rem; }
  nav { gap: .45rem 1rem; }
  nav a { font-size: .84rem; }
  .profile { padding-top: 3rem; grid-template-columns: 1fr; gap: 2.75rem; }
  .profile-card { display: grid; grid-template-columns: 145px 1fr; gap: 0 1.4rem; }
  .portrait { grid-row: 1 / 6; }
  .profile-card h1 { margin-top: .15rem; }
  .contact-list { margin-top: .2rem; }
  .interest-grid { grid-template-columns: 1fr; }
  .publication-list { --dot-col: 20px; }
  .publication { grid-template-columns: var(--dot-col) 200px minmax(0, 1fr); gap: 1.2rem; }
  .publication-image { width: 200px; }
  .publication-image.small { width: 110px; }
}

@media (max-width: 520px) {
  main, footer, .header-inner { width: min(calc(100% - 2rem), var(--page)); }
  .profile-card { grid-template-columns: 110px 1fr; }
  .profile-card h1 { font-size: 1.5rem; }
  .position { font-size: .82rem; }
  .contact-list { grid-column: 1 / -1; margin-top: 1rem; }
  .news-list article { grid-template-columns: 1fr; gap: .15rem; }
  .publication-list::before { display: none; }
  .publication { grid-template-columns: 1fr; }
  .pub-dot { display: none; }
  .publication-image { width: 100%; max-width: 380px; }
  .publication-image.small { max-width: 190px; }
  footer { flex-direction: column; }
}