:root {
  --bg: #f5f7fb;
  --bg-grad-top: #fbfcff;
  --surface: rgba(255,255,255,0.88);
  --surface-solid: #ffffff;
  --surface-2: #edf3fb;
  --text: #17233a;
  --muted: #59667d;
  --line: #d7dfeb;
  --accent: #255edb;
  --accent-strong: #1746b4;
  --accent-soft: #e8f0ff;
  --accent-soft-2: #eef7f2;
  --accent-alt: #197a52;
  --shadow: 0 16px 40px rgba(23, 35, 58, 0.08);
  --radius: 22px;
  --content: 1120px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1626;
    --bg-grad-top: #121b30;
    --surface: rgba(22, 31, 49, 0.9);
    --surface-solid: #162031;
    --surface-2: #1d2940;
    --text: #edf2ff;
    --muted: #b1bdd4;
    --line: #2c3a56;
    --accent: #86a8ff;
    --accent-strong: #b3c6ff;
    --accent-soft: rgba(134, 168, 255, 0.14);
    --accent-soft-2: rgba(58, 157, 107, 0.16);
    --accent-alt: #74d39f;
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
  }
}
html[data-theme="light"] {
  --bg: #f5f7fb;
  --bg-grad-top: #fbfcff;
  --surface: rgba(255,255,255,0.88);
  --surface-solid: #ffffff;
  --surface-2: #edf3fb;
  --text: #17233a;
  --muted: #59667d;
  --line: #d7dfeb;
  --accent: #255edb;
  --accent-strong: #1746b4;
  --accent-soft: #e8f0ff;
  --accent-soft-2: #eef7f2;
  --accent-alt: #197a52;
  --shadow: 0 16px 40px rgba(23, 35, 58, 0.08);
}
html[data-theme="dark"] {
  --bg: #0f1626;
  --bg-grad-top: #121b30;
  --surface: rgba(22, 31, 49, 0.9);
  --surface-solid: #162031;
  --surface-2: #1d2940;
  --text: #edf2ff;
  --muted: #b1bdd4;
  --line: #2c3a56;
  --accent: #86a8ff;
  --accent-strong: #b3c6ff;
  --accent-soft: rgba(134, 168, 255, 0.14);
  --accent-soft-2: rgba(58, 157, 107, 0.16);
  --accent-alt: #74d39f;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, var(--bg-grad-top) 0%, var(--bg) 100%);
  line-height: 1.7;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); text-decoration: underline; }
img { max-width: 100%; display: block; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg-grad-top) 86%, transparent);
  border-bottom: 1px solid var(--line);
}
.header-inner,
.container {
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 1rem;
}
.brand {
  font-weight: 800;
  font-size: 1.45rem;
  letter-spacing: -0.04em;
  color: var(--text);
}
.header-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.nav-toggle,
.theme-toggle {
  border: 1px solid var(--line);
  background: var(--surface-solid);
  color: var(--text);
  border-radius: 12px;
  padding: 0.55rem 0.72rem;
  font-size: 1rem;
  cursor: pointer;
}
.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 700;
}
.theme-toggle .theme-icon { font-size: 1.1rem; line-height: 1; }
.nav-toggle { display: none; }
.site-nav ul {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.65rem 0.95rem;
  color: var(--text);
  border-radius: 999px;
  font-weight: 600;
}
.site-nav a.active,
.site-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
}
.page { padding: 2.25rem 0 4rem; }
.hero {
  display: grid;
  grid-template-columns: minmax(220px, 300px) 1fr;
  gap: 2.1rem;
  align-items: center;
  padding: 2rem 0 2.5rem;
}
.hero-media { display: flex; justify-content: center; }
.hero-media img {
  width: min(100%, 280px);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 32px;
  box-shadow: var(--shadow);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(90deg, var(--accent-soft), var(--accent-soft-2));
  color: var(--accent-strong);
  border-radius: 999px;
  padding: 0.5rem 0.9rem;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.hero h1, .page-title {
  margin: 0 0 1rem;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.055em;
}
.hero-copy {
  font-size: clamp(1.02rem, 1.5vw, 1.18rem);
  color: var(--muted);
}
.hero-copy p { margin: 0; }
.hero-actions {
  margin-top: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 999px;
  padding: 0.8rem 1.15rem;
  border: 1px solid var(--line);
  background: var(--surface-solid);
  color: var(--text);
  font-weight: 700;
}
.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-alt));
  border-color: transparent;
  color: white;
}
.button:hover { text-decoration: none; }
.main-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  align-items: start;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1.4rem 0;
}
.card h2 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}
.card-content { padding: 1.2rem 1.4rem 1.4rem; }
.muted { color: var(--muted); }
.pub-list,
.news-list,
.plain-list { list-style: none; padding: 0; margin: 0; }
.pub-list li,
.news-list li,
.plain-list li { margin: 0; }
.pub-list li + li,
.news-list li + li { border-top: 1px solid var(--line); }
.pub-item,
.news-item { padding: 1rem 0; }
.pub-item p,
.news-item p { margin: 0; }
.news-item {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 0.9rem;
  align-items: start;
}
.news-item img { margin-top: 0.2rem; opacity: 0.9; }
.news-scroll {
  max-height: 22.5rem;
  overflow-y: auto;
  padding-right: 0.35rem;
}
.news-scroll::-webkit-scrollbar { width: 10px; }
.news-scroll::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--accent) 28%, var(--line));
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
.section { padding: 0 0 1.5rem; }
.page-shell { padding-top: 1rem; }
.page-heading { margin-bottom: 1.5rem; }
.page-heading p {
  color: var(--muted);
  margin: 0.3rem 0 0;
  font-size: 1.05rem;
}
.publications-note { margin: 0 0 1.5rem; color: var(--muted); }
.long-list > p,
.long-list > li { margin: 0; }
.long-list p { margin: 0; }
.long-list > p + p,
.long-list > p + li,
.long-list > li + p,
.long-list > li + li { border-top: 1px solid var(--line); }
.long-list > p,
.long-list > li { padding: 1rem 0; }
.long-list ul { margin-top: 0.55rem; }
.publications-page #pub_list { counter-reset: pub; padding-left: 0; list-style: none; }
.publications-page #pub_list li {
  list-style: none;
  position: relative;
  padding-left: 3.2rem;
}
.publications-page #pub_list li::before {
  counter-increment: pub;
  content: counter(pub);
  position: absolute;
  left: 0;
  top: 1rem;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 800;
  font-size: 0.92rem;
  transform: translateY(-0.05rem);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.contact-card {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface-solid);
  color: var(--text);
}
.contact-card:hover { text-decoration: none; border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); transform: translateY(-1px); }
.contact-icon {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  background: linear-gradient(135deg, var(--accent-soft), var(--accent-soft-2));
  color: var(--accent-strong);
}
.contact-icon svg { width: 1.15rem; height: 1.15rem; }
.contact-label { display: block; font-size: 0.9rem; color: var(--muted); margin-bottom: 0.25rem; }
.contact-value { display: block; font-weight: 700; line-height: 1.4; }
.anchor-offset { scroll-margin-top: 100px; }
@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; gap: 1.25rem; padding-top: 1rem; }
  .hero-media { justify-content: flex-start; }
  .hero-media img { width: min(42vw, 220px); }
  .main-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .header-inner { align-items: center; flex-wrap: wrap; padding: 0.7rem 0; }
  .nav-toggle { display: inline-flex; }
  .site-nav { display: none; width: 100%; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; align-items: stretch; padding: 0.4rem 0 0.2rem; }
  .site-nav a { justify-content: flex-start; border-radius: 14px; }
  .hero h1, .page-title { font-size: clamp(2rem, 9vw, 3rem); }
  .hero-copy { font-size: 1rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .header-controls { width: 100%; justify-content: space-between; }
}
@media (max-width: 520px) {
  .container, .header-inner { width: min(calc(100% - 1.1rem), var(--content)); }
  .page { padding-top: 1.2rem; }
  .hero { padding-top: 0.5rem; }
  .hero-media img { width: min(56vw, 180px); border-radius: 24px; }
  .card-header, .card-content { padding-left: 1rem; padding-right: 1rem; }
  .news-scroll { max-height: 21rem; }
  .theme-toggle .theme-text { display: none; }
}
#pub_list[style*="list-style: none"], .long-list { padding-left: 0; list-style: none; }
.card-content h2 { margin-top: 1.4rem; margin-bottom: 0.7rem; font-size: 1.35rem; letter-spacing: -0.03em; }
.card-content h2:first-child { margin-top: 0; }
.card-content ul { margin-top: 0.2rem; margin-bottom: 0.8rem; }


/* Targeted cleanup on top of the color-dark version */
.site-nav { order: 2; margin-left: auto; }
.header-controls { order: 3; }
.theme-toggle .theme-text { display: inline; }

.news-item {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
}
.news-item img {
  margin-top: 0.2rem;
  opacity: 0.9;
  flex: 0 0 22px;
}
.news-text { min-width: 0; }

.scholar-note {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.scholar-note:hover {
  background: color-mix(in srgb, var(--accent-soft) 85%, var(--accent));
  text-decoration: none;
  transform: translateY(-1px);
}

.publications-page #pub_list > * {
  border-top: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
.publications-page #pub_list li {
  display: block;
  padding: 1rem 0 1rem 3.2rem !important;
  margin: 0 !important;
}
.publications-page #pub_list li + li { border-top: 1px solid var(--line); }

@media (max-width: 760px) {
  .site-nav { order: 3; margin-left: 0; }
  .header-controls { order: 2; width: auto; margin-left: auto; }
}
@media (max-width: 520px) {
  .theme-toggle .theme-text { display: inline; }
  .theme-toggle { font-size: 0.92rem; padding: 0.55rem 0.68rem; }
}
html[data-theme="dark"] .news-item img,
:root:is([data-theme="dark"]) .news-item img {
  filter: invert(1) brightness(1.8);
}
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) .news-item img {
    filter: invert(1) brightness(1.8);
  }
}