/* ═══════════════════════════════════════════════════════
   UNSW NLP — Custom Theme
   Clancy (headings) · Roboto (body) · Roboto Mono (code)
   ═══════════════════════════════════════════════════════ */

/* ── 1. Font Faces ── */

@font-face {
  font-family: 'Clancy';
  src: url('/fonts/clancy/Clancy-Light.otf') format('opentype');
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Clancy';
  src: url('/fonts/clancy/Clancy-Regular.otf') format('opentype');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Clancy';
  src: url('/fonts/clancy/Clancy-Bold.otf') format('opentype');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  src: url('/fonts/roboto/Roboto-Light.ttf') format('truetype');
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  src: url('/fonts/roboto/Roboto-Regular.ttf') format('truetype');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  src: url('/fonts/roboto/Roboto-Italic.ttf') format('truetype');
  font-weight: 400; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  src: url('/fonts/roboto/Roboto-Medium.ttf') format('truetype');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  src: url('/fonts/roboto/Roboto-Bold.ttf') format('truetype');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  src: url('/fonts/roboto/Roboto-BoldItalic.ttf') format('truetype');
  font-weight: 700; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'Roboto Mono';
  src: url('/fonts/roboto-mono/RobotoMono-Regular.ttf') format('truetype');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Roboto Mono';
  src: url('/fonts/roboto-mono/RobotoMono-Bold.ttf') format('truetype');
  font-weight: 700; font-style: normal; font-display: swap;
}

/* ── 2. Variables ── */

:root {
  /* Brand */
  --navy:        #002060;   /* UNSW navy — header/footer */
  --yellow:      #FFD100;   /* UNSW yellow — active nav, accents */
  --yellow-dim:  #c9a500;   /* hover state on dark bg */
  --purple:      #E0526A;   /* links, accents */
  --purple-light:#C43D58;   /* link hover (darkened for contrast) */

  /* Neutrals */
  --white:       #ffffff;
  --off-white:   #f8fafc;
  --border:      #e2e8f0;
  --text-primary:#000000;
  --text-body:   #111111;
  --text-muted:  #555555;
  --text-faint:  #888888;


  /* Spacing */
  --gap:    24px;
  --radius: 8px;

  /* Layout */
  --max-width:     960px;
  --nav-height:    54px;
  --footer-height: 60px;

  /* Fonts */
  --font-display: 'Clancy', Georgia, serif;
  --font-body:    'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'Roboto Mono', 'Courier New', monospace;
}

/* ── 3. Reset ── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img, video { max-width: 100%; display: block; }
input, button, textarea, select { font: inherit; }
ul[role='list'], ol[role='list'] { list-style: none; }

/* ── 4. Base ── */

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-body);
  background: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--text-primary);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

a {
  color: var(--purple);
  text-decoration: none;
  font-weight: 400;
}
a:hover {
  color: var(--purple-light);
  text-decoration: none;
  font-weight: 700;
}

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* No color here — strong inside a link must not override the link's coral */
strong { font-weight: 700; }
em     { font-style: italic; }

ul, ol { padding-left: 1.5rem; margin-bottom: 1rem; }
li     { margin-bottom: 0.35rem; }

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

code, kbd, samp {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}

pre {
  font-family: var(--font-mono);
  font-size: 1rem;
  background: #1e293b;
  color: #e2e8f0;
  border-radius: var(--radius);
  padding: 1.25rem;
  overflow-x: auto;
  margin-bottom: 1.5rem;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: inherit;
}

blockquote {
  border-left: 3px solid var(--yellow);
  padding: 0.5rem 0 0.5rem 1.25rem;
  margin: 1.5rem 0;
  color: var(--text-muted);
  font-style: italic;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
}
th, td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
}
th {
  font-weight: 500;
  color: var(--text-primary);
}

/* ── 5. Layout scaffold ── */

.main {
  flex: 1;
  max-width: calc(var(--max-width) + var(--gap) * 2);
  margin: 0 auto;
  padding: var(--gap);
  width: 100%;
}

/* ── 6. Header & nav ── */

.site-header {
  background: #ffffff;
  border-bottom: 2px solid #E0526A;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-nav {
  max-width: calc(var(--max-width) + var(--gap) * 2);
  margin: 0 auto;
  padding: 0 var(--gap);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
}

.site-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.03em;
  color: var(--purple);
  text-decoration: none;
  white-space: nowrap;
}

.site-logo:hover { color: var(--purple-light); text-decoration: none; font-weight: 700; }

.nav-menu {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 0;
  overflow-x: auto;
  white-space: nowrap;
}

.nav-menu li a {
  display: block;
  padding: 6px 11px;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color 0.15s;
  position: relative;
}

.nav-menu li a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.nav-menu li a.active {
  color: var(--purple);
  font-weight: 700;
}


/* ── 7. Footer ── */

.site-footer {
  background: #ffffff;
  border-top: 2px solid #E0526A;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 1.25rem var(--gap);
  text-align: center;
  margin-top: auto;
}

.footer-inner {
  max-width: calc(var(--max-width) + var(--gap) * 2);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}

.footer-sep { color: var(--text-faint); }
.site-footer a { color: var(--text-muted); }
.site-footer a:hover { color: var(--purple); font-weight: 700; }

/* ── 8. Homepage — hero ── */

.hero {
  display: flex;
  align-items: center;
  gap: calc(var(--gap) * 1.5);
  padding: calc(var(--gap) * 1.25) 0 calc(var(--gap) * 1.5);
}

.hero-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
  flex: 1;
}

.hero-logo {
  width: 150px;
  height: 150px;
  object-fit: contain;
  /* transparent PNG — blends naturally, no shadow or frame */
}

.hero-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-body);
}

.hero-subtitle p,
.hero-subtitle .hero-subtitle-line { margin-bottom: 0.55rem; }
.hero-subtitle p:last-child,
.hero-subtitle .hero-subtitle-line:last-child { margin-bottom: 0; }

.join-type {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.88em;
  letter-spacing: 0.01em;
}

.join-link {
  color: var(--purple);
}
.join-link:hover {
  color: var(--purple-light);
}

/* ── 10. Homepage — news table ── */

.home-news { width: 100%; margin-top: 2rem; }

/* section-label — shared with selected pubs and personal site style */
.section-label {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

/* Selected publications on homepage */
.home-selected-pubs {
  width: 100%;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.selected-pubs-more {
  margin-top: 1rem;
  font-size: 1rem;
}

.home-section-heading {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.home-news-table {
  width: 100%;
  border-collapse: collapse;
}

.home-news-table tr + tr td {
  border-top: 1px solid var(--border);
}

.news-date {
  vertical-align: top;
  padding: 0.6em 1.4em 0.6em 0;
  width: 7em;
  white-space: nowrap;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-faint);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

.news-content {
  vertical-align: top;
  padding: 0.6em 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-body);
}

.news-content p { margin: 0; }
.news-content a { color: var(--text-primary); text-decoration: underline; text-decoration-color: var(--border); text-underline-offset: 2px; transition: text-decoration-color 0.12s; }
.news-content a:hover { text-decoration-color: var(--purple); color: var(--purple); }
.news-content strong { font-weight: 600; color: var(--text-primary); }

.news-more {
  text-align: right;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-faint);
}
.news-more a { color: var(--text-muted); }
.news-more a:hover { color: var(--purple); }

/* ── 11. Side-by-side photo galleries ── */

.photo-galleries {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  margin-top: 2.5rem;
}

.gallery-panel { display: flex; flex-direction: column; gap: 0.75rem; }

/* The slideshow stage — fixed landscape frame */
.gallery-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: calc(var(--radius) * 1.5);
  overflow: hidden;
  background: #0d1520;
  border: 1px solid var(--border);
}

/* Slides */
.gslide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.65s ease;
}
.gslide.active { opacity: 1; }

.gslide img {
  width: 100%;
  height: 100%;
  display: block;
  /* contain: portrait images zoom out to fit height, no cropping */
  object-fit: contain;
  object-position: center;
}

.gslide-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 2rem 0.85rem 0.65rem;
  background: linear-gradient(transparent, rgba(0,20,60,0.78));
  color: #f1f5f9;
  font-size: 0.85rem;
  line-height: 1.35;
}

/* Controls row — sits below the stage */
.gallery-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  padding: 0.35rem 0 0.1rem;
}

/* Prev / Next — thin SVG chevrons, no background */
.gallery-prev,
.gallery-next {
  background: none;
  border: none;
  padding: 4px 6px;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  line-height: 1;
  transition: color 0.15s;
}
.gallery-prev:hover,
.gallery-next:hover { color: var(--text-primary); }

/* Dot indicators */
.gallery-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}
.dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.dot.active {
  background: var(--purple);
  transform: scale(1.3);
}

/* Empty state */
.gallery-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--text-faint);
  font-style: italic;
}

@media (max-width: 540px) {
  .photo-galleries { grid-template-columns: 1fr; }
}

/* ── 12. People section ── */

.people-directory { width: 100%; }

.people-section-row {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 0 3rem;
  align-items: start;
  margin-bottom: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.people-section-row:first-of-type {
  border-top: none;
  padding-top: 0;
}

.people-col-label {
  position: sticky;
  top: 4rem;
  padding-top: 0.4rem;
}

.people-role {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
}

.people-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem 1.25rem;
  margin-bottom: 0.5rem;
}

.person-card-small {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 0 0 210px;
  width: 210px;
}

.person-card-small img {
  width: 165px;
  height: 165px;
  object-fit: cover;
  border-radius: 8%;
  margin-bottom: 0.65rem;
  display: block;
}

.person-name {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.person-comment {
  font-size: 1rem;
  color: var(--text-muted);
  margin: 0 0 0.25rem;
  line-height: 1.4;
}

/* Info icon + tooltip bubble */
.person-comment-tip {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.tip-icon {
  display: inline-flex;
  align-items: center;
  color: var(--text-faint);
  cursor: default;
  transition: color 0.15s;
  outline: none;
}

.tip-icon:hover,
.tip-icon:focus {
  color: var(--purple);
}

.tip-bubble {
  display: none;
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-body);
  white-space: nowrap;
  z-index: 10;
  pointer-events: auto;
}

.tip-bubble::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--border);
}

.tip-bubble::before {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 4px solid transparent;
  border-top-color: #fff;
  z-index: 1;
}

.person-comment-tip:hover .tip-bubble,
.tip-icon:focus + .tip-bubble {
  display: block;
}

.person-research {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
  margin: 0 0 0.4rem;
  line-height: 1.4;
}

.person-social {
  display: flex;
  justify-content: center;
  gap: 0.65rem;
  margin-top: 0.2rem;
}

.person-social a { display: inline-flex; color: var(--text-muted); }
.person-social a:hover { color: var(--purple); text-decoration: none; }

.person-social svg {
  width: 15px;
  height: 15px;
}

.alumni-list {
  list-style: disc;
  margin: 0 0 1.5rem 1.5rem;
  padding: 0;
}
.alumni-list li { text-align: left; margin-bottom: 0.4rem; font-size: 1rem; }

/* ── Member list (rest / alumni pages) ── */

.people-page-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 2rem;
}

.member-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.member-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-body);
}

.member-name {
  color: var(--text-primary);
}

.member-tip {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

/* ── 13. Publications section ── */

/* Featured grid */
.featured-pubs { margin-bottom: 0.5rem; }
.featured-pubs h2 { margin-bottom: 1rem; }

.featured-pub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(185px, 1fr));
  gap: 0.9rem;
  margin-top: 0.5rem;
}

.featured-pub-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.05rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  background: var(--off-white);
  transition: box-shadow 0.15s, border-color 0.15s;
}

.featured-pub-card:hover {
  box-shadow: 0 4px 14px rgba(0,32,96,0.08);
  border-color: var(--purple);
}

.featured-pub-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.35;
  color: var(--text-primary);
}

.featured-pub-authors {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.featured-pub-links {
  margin-top: auto;
  padding-top: 0.3rem;
  display: flex;
  gap: 0.75rem;
  font-size: 1rem;
  flex-wrap: wrap;
}

.pub-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.5rem 0;
}

/* Pub list */
.pub-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.pub-list li {
  margin-bottom: 1rem;
  line-height: 1.55;
}


.pub-award {
  font-weight: 600;
  font-size: 1rem;
  color: #b8860b;
}

/* ── 14. Single content pages ── */

.content-page { width: 100%; }

.page-header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  font-size: 2.25rem;
  font-weight: 400;
}

.content { line-height: 1.7; color: var(--text-body); }
.content h2 { margin: 2rem 0 0.75rem; }
.content h3 { margin: 1.5rem 0 0.5rem; }
.content p  { margin-bottom: 1rem; }
.content ul, .content ol { margin-bottom: 1rem; }
.content li { margin-bottom: 0.35rem; }

.content a { color: var(--purple); }

.content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

.content strong { color: var(--text-primary); }

.content blockquote {
  border-left: 3px solid var(--yellow);
  padding: 0.5rem 0 0.5rem 1.25rem;
  color: var(--text-muted);
  font-style: italic;
  margin: 1.5rem 0;
}

/* ── 15. Section label (shared heading style) ── */

.section-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

/* ── 16. Responsive ── */

@media (max-width: 640px) {
  :root { --gap: 16px; }

  h1 { font-size: 1.875rem; }
  h2 { font-size: 1.25rem; }

  .nav-menu li a { padding: 6px 8px; font-size: 1rem; }

  .hero { flex-direction: column; align-items: flex-start; padding: var(--gap) 0; gap: var(--gap); }
  .hero-logo { width: 110px; height: 110px; }
  .hero-title { font-size: 1.75rem; }
  .featured-pub-grid { grid-template-columns: 1fr; }

  .person-card-small img { width: 110px; height: 110px; }
  .person-card-small { flex: 0 0 160px; width: 160px; }
  .people-section-row { grid-template-columns: 1fr; }
  .people-col-label { position: static; margin-bottom: 0.75rem; }
}

@media (max-width: 420px) {
  .photo-deck { grid-template-columns: 1fr; }
  .nav-menu { gap: 0; }
}

/* ── 17. Topic hover tooltips (hero subtitle) ── */

.topic-tip {
  position: relative;
  display: inline-block;
  font-size: 0.82rem;
  color: var(--text-faint);
  text-decoration: underline;
  text-decoration-style: dotted;
  text-decoration-color: var(--text-faint);
  text-underline-offset: 2px;
  cursor: default;
}

.topic-bubble {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem 0.8rem 0.6rem;
  width: max-content;
  max-width: 230px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  z-index: 30;
  text-decoration: none;
  cursor: default;
}

.topic-tip:hover .topic-bubble { display: block; }

.topic-bubble ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.topic-bubble li {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
  padding-left: 0.9rem;
  position: relative;
}

.topic-bubble li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--text-faint);
}

/* ── 18. Location page ── */

.location-page { display: flex; flex-direction: column; gap: 2.5rem; }

.location-address-row {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 0 3rem;
  align-items: start;
}

.location-label { padding-top: 0.2rem; }

.location-section-heading {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
}

.location-address { display: flex; flex-direction: column; gap: 0.1rem; }

.location-building {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.location-code {
  font-size: 0.8rem;
  color: var(--text-faint);
  font-weight: 400;
}

.location-uni,
.location-suburb {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.location-directions {
  display: inline-block;
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--coral);
  font-weight: 500;
  transition: opacity 0.12s;
}
.location-directions:hover { opacity: 0.75; }

.location-map {
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16 / 7;
}

.location-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

@media (max-width: 640px) {
  .location-address-row { grid-template-columns: 1fr; }
  .location-label { margin-bottom: 0.5rem; }
  .location-map { aspect-ratio: 4 / 3; }
}

/* ── 18. Activities page ── */

.act-section {
  margin-bottom: 0;
}
.act-section--spaced { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }

.act-section--two-col {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 0 3rem;
  align-items: start;
}

.act-col-label {
  position: sticky;
  top: 4rem;
  padding-top: 0.2rem;
}

.act-section-heading {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
}

/* Course entries */
.course-list { display: flex; flex-direction: column; gap: 1.4rem; }

.course-entry { display: flex; flex-direction: column; gap: 0.2rem; }

.course-header { display: flex; align-items: baseline; gap: 0.6rem; }

.course-code {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--coral);
  text-transform: uppercase;
  flex-shrink: 0;
}

.course-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
}

.course-institution {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.course-terms {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.35rem;
}

.course-term-details { display: inline-block; }

.course-term-chip {
  font-size: 0.75rem;
  color: var(--text-faint);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.1rem 0.45rem;
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color 0.12s, border-color 0.12s;
  user-select: none;
}
.course-term-chip::-webkit-details-marker { display: none; }
.course-term-chip::after {
  content: '▾';
  font-size: 0.55rem;
  opacity: 0.5;
  transition: transform 0.15s;
}
.course-term-details[open] .course-term-chip {
  color: var(--text-muted);
  border-color: var(--text-faint);
}
.course-term-details[open] .course-term-chip::after { transform: rotate(-180deg); }

.course-team-box { min-width: 260px; cursor: default; }

.course-team-row {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin-bottom: 0.6rem;
}
.course-team-row:last-child { margin-bottom: 0; }

.course-team-role {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.course-team-name {
  font-size: 0.85rem;
  color: var(--text-primary);
}

/* ── 18. Publications page ── */

/* ── Publications page ── */

.pub-section { margin-bottom: 0; }
.pub-section--spaced { margin-top: 3rem; }

/* Two-column layout: label left, content right */
.pub-section--two-col {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 0 3rem;
  align-items: start;
}

.pub-col-label {
  position: sticky;
  top: 4rem;
  padding-top: 0.2rem;
}

.pub-section-heading {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
}

/* Preprints toggle button */
.pub-toggle-btn {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-align: left;
}

.pub-toggle-btn:hover .pub-section-heading { color: var(--purple); }

.pub-toggle-chevron {
  font-size: 0.6rem;
  color: var(--text-faint);
  transition: transform 0.2s;
  display: inline-block;
}

.pub-toggle-btn[aria-expanded="true"] .pub-toggle-chevron {
  transform: rotate(90deg);
}

/* Label-column hint */
.pub-expand-hint {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-faint);
  display: block;
  padding-top: 0.2rem;
}

.pub-collapsible { display: none; }

.pub-toggle-btn[aria-expanded="true"] + .pub-expand-hint { display: none; }
#preprints-body.is-open .pub-collapsible { display: block; }

/* Featured grid */
.pub-featured { margin-bottom: 1rem; }

.pub-featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.pub-card {
  background: #fff;
  border: 1px solid var(--border);
  border-left: 2px solid var(--purple);
  border-radius: 4px;
  padding: 1.1rem 1.1rem 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: box-shadow 0.15s, border-left-color 0.15s;
}

.pub-card:hover {
  box-shadow: 0 4px 18px rgba(0,0,0,0.07);
}

.pub-card-title {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--text-primary);
  margin: 0;
}

.pub-card-title a { color: var(--text-primary); font-weight: 500; }
.pub-card-title a:hover { color: var(--purple); font-weight: 500; }

.pub-card-authors {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

.pub-card-venue {
  font-size: 1rem;
  color: var(--text-muted);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.pub-card-links {
  margin-top: auto;
  padding-top: 0.5rem;
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  align-items: center;
}

/* Year groups */
.pub-year-group + .pub-year-group { margin-top: 0; }

.pub-year-heading {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 1.5rem 0 0;
  border-top: 1px solid var(--border);
  margin-bottom: 0;
}

.pub-year-group:first-child .pub-year-heading {
  border-top: none;
  padding-top: 0.75rem;
}

/* Entry list */
.pub-list {
  display: flex;
  flex-direction: column;
}

.pub-entry {
  padding: 1.1rem 0 1.1rem 0.9rem;
  border-bottom: 1px solid var(--border);
  border-left: 2px solid transparent;
  transition: border-left-color 0.15s;
}

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

.pub-section--preprint .pub-entry { border-left-color: var(--border); }

.pub-entry:hover,
.pub-section--preprint .pub-entry:hover {
  border-left-color: var(--purple);
}

.pub-title {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
}

.pub-title a { color: var(--text-primary); font-weight: 500; }
.pub-title a:hover { color: var(--purple); font-weight: 500; }

.pub-authors {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  line-height: 1.5;
}

.pub-author-ul {
  color: var(--text-primary);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: var(--border);
  text-underline-offset: 2px;
}

.pub-venue {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.venue-name { color: var(--purple); font-weight: 500; }

.pub-links {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-top: 0.45rem;
  align-items: center;
  position: relative;
}

.pub-link {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  transition: color 0.12s, border-color 0.12s;
}

.pub-link:hover {
  color: var(--purple);
  border-color: var(--purple);
  font-weight: 400;
}

.pub-note {
  font-size: 1rem;
  font-weight: 600;
  color: #b8860b;
  margin: 0.2rem 0 0;
}

/* BibTeX cite box */
.pub-cite { display: inline-block; position: relative; }

.pub-cite > summary {
  list-style: none;
  cursor: pointer;
}

.pub-cite > summary::-webkit-details-marker { display: none; }

.pub-cite-box {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 20;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.1rem 1.25rem;
  width: max-content;
  max-width: min(480px, 90vw);
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.pub-cite-box:hover {
  border-color: var(--purple);
  background: #fff;
  box-shadow: 0 2px 12px rgba(224,82,106,0.07);
}

.pub-cite-pre {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.7;
  white-space: pre;
  overflow-x: auto;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  color: var(--text-muted);
}

.pub-cite-toast {
  position: absolute;
  bottom: 0.65rem;
  right: 0.85rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--purple);
  opacity: 0;
  transform: translateY(3px);
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: none;
}

.pub-cite-toast--show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 640px) {
  .pub-featured-grid { grid-template-columns: 1fr; }
  .pub-section--two-col { grid-template-columns: 1fr; }
  .pub-col-label { position: static; margin-bottom: 0.75rem; }
  .act-section--two-col { grid-template-columns: 1fr; }
  .act-col-label { position: static; margin-bottom: 0.75rem; }
}

/* ── 404 page ── */

.notfound-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 5rem 1rem 3rem;
  gap: 0;
}

.notfound-photo {
  width: 150px;
  height: 150px;
  object-fit: cover;
  border-radius: 8%;
  margin-bottom: 2rem;
  filter: grayscale(15%);
}

.notfound-heading {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
}

.notfound-sub {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-faint);
  margin: 0 0 2rem;
}

.notfound-link {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--purple);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.notfound-link:hover {
  color: var(--purple-light);
  text-decoration: underline;
}