/* ============================================================
   Shared stylesheet — Mauritz Cartier van Dissel
   Edit any color or spacing here and every page updates.
   ============================================================ */

:root {
  --bg: #fbfaf7;
  --text: #1a1a1a;
  --text-muted: #6b6b6b;
  --text-soft: #999;
  --accent: #7d2828;
  --accent-2: #2d4a6b;
  --border: #e8e6e0;
  --max-width: 1080px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: 'Newsreader', Georgia, serif;
  font-weight: 500;
  letter-spacing: -0.015em;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

a:hover { border-bottom-color: var(--accent); }

/* ---------- Navigation ---------- */
nav.site-nav {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 2rem;
  position: sticky;
  top: 0;
  background: rgba(251, 250, 247, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10;
}

nav.site-nav .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 1rem;
}

nav.site-nav .brand {
  font-family: 'Newsreader', serif;
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text);
  border: none;
}

nav.site-nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
}

nav.site-nav ul a {
  color: var(--text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  border: none;
}

nav.site-nav ul a:hover,
nav.site-nav ul a.current { color: var(--accent); }

/* ---------- Layout ---------- */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 2rem 2rem;
}

section { margin-bottom: 5.5rem; scroll-margin-top: 5rem; }

h2 {
  font-size: 1.85rem;
  margin-bottom: 2rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}

h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

p { margin-bottom: 1rem; max-width: 68ch; }

/* ---------- Hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: center;
  margin-bottom: 5rem;
}

.hero h1 {
  font-size: 3.25rem;
  line-height: 1.05;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.hero .role {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-style: italic;
  font-family: 'Newsreader', serif;
}

/* Animated network canvas in the hero */
.hero-network {
  width: 360px;
  height: 360px;
  flex-shrink: 0;
  position: relative;
}

#network-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.hero-network .caption {
  position: absolute;
  bottom: -1.5rem;
  right: 0;
  font-size: 0.72rem;
  color: var(--text-soft);
  font-style: italic;
  letter-spacing: 0.04em;
}

/* ---------- News ---------- */
.news-list { display: flex; flex-direction: column; }

.news-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 2rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

.news-item:last-child { border-bottom: none; }

.news-item .date {
  color: var(--text-muted);
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
  padding-top: 0.15rem;
}

.news-item h3 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 0.3rem;
  letter-spacing: 0;
}

.news-item p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ---------- Publications ---------- */
.pub {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1.75rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.pub:last-child { border-bottom: none; }

.pub .thumb {
  width: 110px;
  height: 78px;
  background: linear-gradient(135deg, #ebe5d8, #cfc4ac);
  border-radius: 3px;
  flex-shrink: 0;
}

.pub .title {
  font-weight: 500;
  margin-bottom: 0.35rem;
  display: inline-block;
  color: var(--text);
  font-size: 1.02rem;
  line-height: 1.4;
}

.pub .title:hover { color: var(--accent); }

.pub .authors {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 0.25rem;
}

.pub .authors .me { color: var(--text); font-weight: 500; }

.pub .venue {
  font-style: italic;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-family: 'Newsreader', serif;
}

.pub .links {
  margin-top: 0.5rem;
  font-size: 0.85rem;
}

.pub .links a {
  margin-right: 1rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.pub .links a:hover { color: var(--accent); border-bottom-color: var(--accent); }

/* ---------- Research / project cards ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.project-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.project-card a.cover {
  border: none;
  display: block;
}

.project-card .cover-img {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #ebe5d8, #cfc4ac);
  display: block;
}

.project-card .body { padding: 1.25rem 1.5rem 1.5rem; flex: 1; }

.project-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.project-card h3 a {
  color: var(--text);
  border: none;
}

.project-card h3 a:hover { color: var(--accent); }

.project-card p {
  color: var(--text-muted);
  font-size: 0.93rem;
  margin-bottom: 0.5rem;
}

.project-card .tags {
  font-size: 0.78rem;
  color: var(--text-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- Project page ---------- */
.project-header {
  margin-bottom: 3rem;
}

.project-header .eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 0.5rem;
}

.project-header h1 {
  font-size: 2.6rem;
  line-height: 1.1;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.project-header .lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  font-family: 'Newsreader', serif;
  font-style: italic;
  max-width: 60ch;
}

.project-teaser {
  width: 100%;
  aspect-ratio: 16/7;
  background: linear-gradient(135deg, #ebe5d8 0%, #cfc4ac 50%, #b8a98a 100%);
  border-radius: 4px;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}

.meta-block {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 3rem;
  font-size: 0.9rem;
}

.meta-block .label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 0.4rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  border: none;
}

.back-link:hover { color: var(--accent); }

/* ---------- Footer ---------- */
footer.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 4rem;
  padding: 2.5rem 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer.site-footer .links {
  display: flex;
  gap: 1.75rem;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

footer.site-footer .links a {
  color: var(--text-muted);
  border: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 500;
}

footer.site-footer .links a:hover { color: var(--accent); }

/* ---------- Mobile ---------- */
@media (max-width: 760px) {
  body { font-size: 16px; }
  .hero { grid-template-columns: 1fr; gap: 2rem; }
  .hero h1 { font-size: 2.25rem; }
  .hero-network { width: 300px; height: 300px; }
  #network-canvas { width: 100%; height: 100%; }
  .news-item, .pub { grid-template-columns: 1fr; gap: 0.5rem; }
  .pub .thumb { width: 100%; height: 140px; }
  nav.site-nav { padding: 1rem; }
  nav.site-nav .inner { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  nav.site-nav ul { gap: 1.25rem; flex-wrap: wrap; }
  main { padding: 2.5rem 1.25rem; }
  h2 { font-size: 1.5rem; }
  .project-grid { grid-template-columns: 1fr; }
  .project-header h1 { font-size: 1.9rem; }
  .meta-block { grid-template-columns: 1fr; gap: 1rem; }
  .tool-panel-inner { flex-direction: column; }
  .tool-panel-preview { flex: none; width: 100%; }
}

/* ---------- Interactive tool panel (hyperFA*IR) ---------- */
.tool-panel {
  background: #f3ede2;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  margin: 2.5rem 0;
}

.tool-panel-inner {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.tool-panel-text { flex: 1; }

.tool-panel-preview {
  flex: 0 0 38%;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.tool-cta {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 1.2rem;
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.9rem;
  text-decoration: none;
  border-bottom: none;
}

.tool-cta:hover { opacity: 0.85; border-bottom: none; }