:root {
  --ink: #20242a;
  --muted: #5c6675;
  --line: #d9dee7;
  --paper: #ffffff;
  --wash: #f5f7fb;
  --navy: #12324a;
  --teal: #147c7a;
  --gold: #c9862b;
  --red: #a7473f;
  --shadow: 0 18px 45px rgba(26, 42, 58, 0.1);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--wash);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.62;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--teal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-inner {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: var(--ink);
  text-decoration: none;
}

.brand-name {
  display: block;
  font-size: 1.08rem;
  font-weight: 750;
  letter-spacing: 0;
}

.brand-role {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
  margin-top: 1px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.94rem;
  font-weight: 650;
}

.nav a {
  color: var(--ink);
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--teal);
}

.hero {
  background: linear-gradient(135deg, var(--navy), #1e5966 72%, #efe8dc);
  color: white;
}

.hero-inner {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 54px 0 46px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 44px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: #d7efed;
  font-size: 0.92rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3 {
  line-height: 1.16;
  margin: 0;
  letter-spacing: 0;
}

h1 {
  max-width: 780px;
  font-size: clamp(2.25rem, 5vw, 4rem);
}

.hero-copy {
  max-width: 780px;
  color: #eef6f6;
  margin: 20px 0 0;
  font-size: 1.08rem;
}

.hero-copy p {
  margin: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 9px 15px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: var(--gold);
  color: white;
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none;
}

.button:hover {
  background: #a96f22;
  color: white;
}

.button.secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.55);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.portrait {
  width: 260px;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius);
  border: 5px solid rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
}

.page {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 42px 0 64px;
}

.section {
  margin-top: 38px;
}

.section:first-child {
  margin-top: 0;
}

.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.section-heading h2 {
  font-size: 1.55rem;
}

.section-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.home-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(280px, 0.9fr);
  gap: 28px;
  align-items: start;
}

.panel,
.news-list,
.bibbase-wrap {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel,
.bibbase-wrap {
  padding: 26px;
}

.panel h2 {
  color: var(--navy);
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.panel p {
  margin: 0 0 15px;
}

.panel p:last-child {
  margin-bottom: 0;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 22px;
}

.profile-links a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 6px 11px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f7fafc;
  color: var(--navy);
  font-size: 0.9rem;
  font-weight: 750;
  text-decoration: none;
}

.profile-links a:hover {
  border-color: #b9d7d4;
  background: #e7f2f1;
  color: var(--teal);
}

.cv-download {
  max-width: 640px;
  margin-top: 22px;
}

.news-list {
  padding: 0;
  overflow: hidden;
}

.news-item {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}

.news-item:last-child {
  border-bottom: 0;
}

.news-date {
  display: block;
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 5px;
}

.news-item p {
  margin: 0;
  color: var(--ink);
  font-size: 0.96rem;
}

.project-list {
  display: grid;
  gap: 28px;
}

.project {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 26px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.project:last-child {
  border-bottom: 0;
}

.project figure {
  margin: 0;
}

.project img {
  width: 100%;
  aspect-ratio: 1.35;
  object-fit: contain;
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
}

.project figcaption {
  color: var(--muted);
  font-size: 0.86rem;
  margin-top: 8px;
}

.project h2 {
  color: var(--navy);
  font-size: 1.42rem;
  margin-bottom: 10px;
}

.project p {
  margin: 0 0 13px;
}

.markdown-slot:empty::before {
  content: "Loading content...";
  color: var(--muted);
}

.content-error {
  color: var(--red);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 4px 9px;
  border-radius: 999px;
  background: #e7f2f1;
  color: #0f6361;
  font-size: 0.82rem;
  font-weight: 750;
}

.publication-note {
  margin: 0 0 20px;
  color: var(--muted);
}

.bibbase-wrap {
  overflow-x: auto;
}

.bibbase-iframe {
  width: 100%;
  min-height: 800px;
  border: 0;
}

#bibbase_header,
.bibbase_paper {
  font-family: inherit;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.footer-inner {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 24px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 860px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }

  .nav {
    width: 100%;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero-inner,
  .home-grid,
  .project {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    padding-top: 38px;
  }

  .portrait {
    width: min(260px, 100%);
  }

  .project img {
    aspect-ratio: 1.6;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
  }
}