/* Self-hosted Petrona variable fonts: all weights, upright and italic. */
@font-face {
  font-family: "Petrona";
  src: url("assets/fonts/Petrona-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: "Petrona";
  src: url("assets/fonts/Petrona-italic.woff2") format("woff2");
  font-style: italic;
  font-weight: 100 900;
  font-display: swap;
}

/* Palette
   Lavender     #ede5ff
   Vintage Grape #6b4e71
   Charcoal Blue #3a4454
   Blue Slate   #53687e
   Soft Blush   #f5dddd
*/

:root,
[data-theme="light"] {
  --bg: #ffffff;
  --surface: #faf6ff;
  --surface-2: #f5dddd;
  --text: #3a4454;
  --text-muted: #53687e;
  --accent: #6b4e71;
  --accent-contrast: #ffffff;
  --accent-soft: #ede5ff;
  --border: rgba(58, 68, 84, 0.12);
  --dot-faint: rgba(58, 68, 84, 0.12);
  --dot-strong: rgba(107, 78, 113, 0.55);
  --shadow: 0 1px 2px rgba(58, 68, 84, 0.06);

  --font-family: "Petrona", Georgia, serif;

  --max-width: 760px;
  --pad-x: clamp(1.25rem, 4vw, 2rem);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #2a313f;
    --surface: #353d4d;
    --surface-2: #3a4454;
    --text: #ede5ff;
    --text-muted: #cdc5dd;
    --accent: #f5dddd;
    --accent-contrast: #2a313f;
    --accent-soft: #6b4e71;
    --border: rgba(237, 229, 255, 0.12);
    --dot-faint: rgba(237, 229, 255, 0.10);
    --dot-strong: rgba(245, 221, 221, 0.55);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  }
}

[data-theme="dark"] {
  --bg: #2a313f;
  --surface: #353d4d;
  --surface-2: #3a4454;
  --text: #ede5ff;
  --text-muted: #cdc5dd;
  --accent: #f5dddd;
  --accent-contrast: #2a313f;
  --accent-soft: #6b4e71;
  --border: rgba(237, 229, 255, 0.12);
  --dot-faint: rgba(237, 229, 255, 0.10);
  --dot-strong: rgba(245, 221, 221, 0.55);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

* { box-sizing: border-box; }

button, input, select, textarea { font-family: inherit; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Cursor-led background: dot grid that reveals itself around the cursor.
   The faint layer is always visible; the strong layer is masked to a soft
   circle that follows the pointer. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: radial-gradient(circle, var(--dot-faint) 1px, transparent 1.5px);
  background-size: 22px 22px;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: radial-gradient(circle, var(--dot-strong) 1px, transparent 1.5px);
  background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(280px circle at var(--mx, 50%) var(--my, 30%), rgba(0,0,0,1) 0%, rgba(0,0,0,0) 65%);
          mask-image: radial-gradient(280px circle at var(--mx, 50%) var(--my, 30%), rgba(0,0,0,1) 0%, rgba(0,0,0,0) 65%);
}

main, header, footer { position: relative; z-index: 1; }

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}
a:hover { border-bottom-color: var(--accent); }

h1, h2, h3 {
  font-family: var(--font-family);
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 5vw, 2.75rem); }
h2 { font-size: clamp(1.35rem, 3vw, 1.6rem); margin-top: 2.5rem; }
h3 { font-size: 1.1rem; margin-top: 1.5rem; }

p { margin: 0 0 1.1em; }

/* Header / Nav */
header {
  padding: 1.5rem var(--pad-x) 0;
  max-width: var(--max-width);
  margin: 0 auto;
  container-type: inline-size;
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  color: var(--text);
  border-bottom: none;
  text-decoration: none;
  transition: none;
}
.logo:hover { color: var(--text); border-bottom: none; }
/* Use the transparent logo artwork instead of recreating its letter alignment in CSS. */
.logo-mark {
  display: block;
  position: relative;
  width: 34px;
  height: 34px;
  background: transparent center / contain no-repeat url("assets/icons/jcch-header-light.png");
}
.logo-mark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: transparent center / contain no-repeat url("assets/icons/jcch-header-light-hover.png");
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}
.logo:hover .logo-mark::after,
.logo:focus-visible .logo-mark::after {
  opacity: 1;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logo-mark {
    background-image: url("assets/icons/jcch-header-dark.png");
  }
  :root:not([data-theme="light"]) .logo-mark::after {
    background-image: url("assets/icons/jcch-header-dark-hover.png");
  }
}
[data-theme="dark"] .logo-mark {
  background-image: url("assets/icons/jcch-header-dark.png");
}
[data-theme="dark"] .logo-mark::after {
  background-image: url("assets/icons/jcch-header-dark-hover.png");
}

.nav-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 1.25rem;
  align-items: center;
  flex-wrap: nowrap;
  min-width: 0;
}

.nav-links li { flex-shrink: 0; }
.nav-links li.truncate { flex-shrink: 1; min-width: 0; }
.nav-links li.truncate a {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-links a {
  display: block;
  color: var(--text-muted);
  font-size: 0.92rem;
  border-bottom: none;
  padding: 0.25rem 0;
  position: relative;
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}
.nav-links a:hover { color: var(--text); border-bottom: none; }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-links a.active { color: var(--text); }
.nav-links a.active::after { transform: scaleX(1); }

.theme-toggle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-right: 3px; /* nudge so its center aligns with the social-icon column */
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.theme-toggle:hover { color: var(--text); border-color: var(--accent); }
.theme-toggle svg { width: 16px; height: 16px; }

/* Default (light): show moon (switch to dark) */
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* Main content */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem var(--pad-x) 4rem;
}

.intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  align-items: start;
}
.intro:has(.intro-main) {
  grid-template-columns: minmax(0, 1fr) 215px 40px;
}
.intro-main { min-width: 0; }
.intro h1 { margin-bottom: 0.25rem; }
/* Home, desktop only: the portrait column leaves vertical room for more air under the name */
@media (min-width: 641px) {
  .intro-main h1 { margin-bottom: 0.9rem; }
}
.intro .role {
  font-family: var(--font-family);
  font-style: italic;
  color: var(--text-muted);
  font-size: 1.2rem;
  line-height: 1.25;
  margin-bottom: 1.5rem;
}

/* Portrait with interactive dither on hover */
.portrait-dither {
  width: 215px;
  aspect-ratio: 4 / 7;
  position: relative;
  overflow: hidden;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
  cursor: default;
  isolation: isolate;
  outline: none;
}
.portrait-dither img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  transition: opacity 0.14s ease;
}
#portraitPhoto {
  object-fit: cover;
  object-position: 50% 35%;
  opacity: 1;
}
#portraitDithered {
  image-rendering: pixelated;
  opacity: 0;
  pointer-events: none;
}
.portrait-dither.is-dithered #portraitPhoto,
.portrait-dither.is-auto-dithered #portraitPhoto { opacity: 0; }
.portrait-dither.is-dithered #portraitDithered,
.portrait-dither.is-auto-dithered #portraitDithered { opacity: 1; }
.portrait-dither:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.portrait-figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: center;
}
.portrait-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.35rem 0.5rem 0.4rem;
  background: rgba(28, 32, 43, 0.52);
  font-family: var(--font-family);
  font-style: italic;
  font-size: 0.68rem;
  color: #ffffff;
  text-align: center;
  line-height: 1.35;
  z-index: 2;
  pointer-events: none;
}

/* Mobile portrait chip (hidden on desktop) */
.portrait-chip {
  display: none;
}
.portrait-mobile-expand {
  display: none;
}

/* Positioning: title on top, two items spread side by side */
.positioning {
  margin: 1.6rem 0 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem 1.6rem;
  align-items: baseline;
  border-top: 1px solid var(--border);
  padding: 1rem 0 0.2rem;
}
.positioning-label {
  grid-column: 1 / -1;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  font-family: var(--font-family);
  margin-bottom: 0.1rem;
}
.positioning-item {
  display: block;
}
.positioning-item .pname {
  display: block;
  font-family: var(--font-family);
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 0.15rem;
}
.positioning-item .pdesc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Social column: sits to the right of the intro block, centered vertically */
.socials-side {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-self: center;
}
.socials-side a {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 50%;
  border-bottom: none;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}
.socials-side a:hover {
  background: var(--accent);
  color: var(--accent-contrast);
  border-bottom: none;
  transform: translateY(-2px);
}
.socials-side svg { width: 18px; height: 18px; }
/* Institutional profile: inverted colors to set it apart from the rest */
.socials-side a.social-primary {
  background: var(--accent);
  color: var(--accent-soft);
}
.socials-side a.social-primary:hover {
  background: var(--accent-soft);
  color: var(--accent);
}
/* UdeSA shield, masked from the official logo so it takes currentColor */
.udesa-mark {
  display: block;
  width: 20px;
  height: 20px;
  background: currentColor;
  -webkit-mask: url("data:image/png;base64,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") center / contain no-repeat;
  mask: url("data:image/png;base64,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") center / contain no-repeat;
}

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

/* Research tracks */
.track {
  margin: 2rem 0;
  padding-left: 2.2rem;
  position: relative;
}
.track .num {
  position: absolute;
  left: 0;
  top: 0.1em;
  font-family: var(--font-family);
  font-size: 1rem;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  width: 1.8rem;
}
.track h3 { margin-top: 0; }
.track .aside {
  margin-top: 0.5rem;
  padding-left: 0.9rem;
  border-left: 2px solid var(--surface-2);
  color: var(--text-muted);
  font-size: 0.95rem;
}

.note {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 0.9rem 1rem;
  background: var(--surface);
  border-left: 3px solid var(--accent);
  border-radius: 0 4px 4px 0;
  margin-top: 2.5rem;
}

/* Background story bullets */
.track-mappings {
  margin: 1.2rem 0 1.4rem;
  padding: 0;
  list-style: none;
}
.track-mappings li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.7rem;
}
.track-mappings li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.track-mappings strong {
  font-family: var(--font-family);
  font-weight: 500;
  color: var(--text);
}

/* Footer */
footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem var(--pad-x) 3rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.footer-details {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
.footer-favicon {
  display: block;
  width: 42px;
  height: 42px;
  margin-top: 1.5rem;
  background: center / contain no-repeat url("assets/icons/jcch-favicon.png");
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .footer-favicon {
    background-image: url("assets/icons/jcch-favicon-dark.png");
  }
}
[data-theme="dark"] .footer-favicon {
  background-image: url("assets/icons/jcch-favicon-dark.png");
}

/* Resume page */
.resume-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1.5rem 0 2rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.92rem;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
  border-bottom: 1px solid var(--border);
}
.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.btn.primary {
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: var(--accent);
}
.btn.primary:hover {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
}
.btn svg { width: 15px; height: 15px; }

.pdf-frame {
  width: 100%;
  height: 80vh;
  min-height: 500px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
}

/* Pages rendered with PDF.js where the browser has no inline PDF viewer (mobile) */
.pdf-pages {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.pdf-page {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: var(--shadow);
}
.pdf-page canvas {
  display: block;
  width: 100%;
  height: auto;
}
.pdf-page a {
  position: absolute;
  border-bottom: none;
}
.pdf-page a:hover { border-bottom: none; }

.pdf-fallback {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
  padding: 2rem 1rem;
  border: 1px dashed var(--border);
  border-radius: 6px;
}

/* Background story */
.story { margin-top: 2rem; }
.story p:first-of-type::first-letter {
  font-family: var(--font-family);
  font-size: 2.6rem;
  float: left;
  line-height: 0.9;
  padding: 0.25rem 0.5rem 0 0;
  color: var(--accent);
}

blockquote {
  margin: 1.5rem 0;
  padding: 0.5rem 0 0.5rem 1.2rem;
  border-left: 3px solid var(--accent);
  font-family: var(--font-family);
  font-style: italic;
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Papers page */
.paper {
  display: flow-root;
  margin: 2.4rem 0;
  padding: 1.4rem 0;
  border-top: 1px solid var(--border);
}
.paper:first-of-type { border-top: none; padding-top: 0.6rem; }

.paper-preview {
  display: block;
  float: left;
  width: 180px;
  margin-right: 1.6rem;
  margin-bottom: 0.8rem;
  aspect-ratio: 1 / 1.414;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border-bottom: 1px solid var(--border);
}
.paper-preview:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(58, 68, 84, 0.12);
  border-bottom: 1px solid var(--border);
}
.paper-preview img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.paper-content h2 {
  margin-top: 0;
  font-size: 1.25rem;
}
.paper-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.9rem;
}
.paper-summary {
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 1rem;
}
.paper-link {
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.paper-link svg { width: 13px; height: 13px; }

/* Affiliations page */
.affiliation {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 1.4rem;
  align-items: center;
  padding: 1.3rem 1.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  text-decoration: none;
  margin: 1.4rem 0;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.affiliation:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(58, 68, 84, 0.10);
}
.affiliation-logo {
  width: 100%;
  aspect-ratio: 1;
  background: #ffffff;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.affiliation-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.affiliation-body { min-width: 0; }
.affiliation-head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-bottom: 0.35rem;
}
.affiliation-body h2,
.affiliation-body h3 {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.3;
}
.affiliation-tag {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-contrast);
  background: var(--accent);
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
}
.affiliation-org {
  font-size: 0.95rem;
  color: var(--text);
  margin: 0 0 0.3rem;
}
.affiliation-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0 0 0.6rem;
  letter-spacing: 0.02em;
}
.affiliation-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin: 0;
}

@container (max-width: 680px) {
  nav {
    align-items: flex-start;
  }
  .logo {
    order: 1;
  }
  .theme-toggle {
    order: 2;
    margin-left: auto;
    margin-right: 0;
  }
  .nav-links {
    order: 3;
    flex-basis: 100%;
    width: 100%;
    flex-wrap: wrap;
    justify-content: flex-start;
    row-gap: 0.45rem;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .intro,
  .intro:has(.intro-main) {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .intro-main { order: 1; }
  .portrait-figure {
    display: none;
  }

  .positioning-label {
    display: none;
  }

  /* Photo toggle in the header row: same height as the theme toggle, so the header doesn't grow */
  .portrait-chip {
    order: 2;
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    height: 34px;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }
  .portrait-chip + .theme-toggle { margin-left: 0.75rem; }
  .portrait-chip:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
    border-radius: 99px;
  }
  /* Both hints share one grid cell and crossfade, so the button never changes width */
  .chip-hint {
    display: grid;
    justify-items: end;
    font-family: var(--font-family);
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    color: var(--accent);
    white-space: nowrap;
  }
  .chip-hint > span {
    grid-area: 1 / 1;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }
  .chip-hint-open { opacity: 0; transform: translateY(3px); }
  .portrait-chip[aria-expanded="true"] .chip-hint-closed { opacity: 0; transform: translateY(-3px); }
  .portrait-chip[aria-expanded="true"] .chip-hint-open { opacity: 1; transform: none; }
  .chip-av {
    position: relative;
    width: 30px;
    height: 30px;
    flex-shrink: 0;
  }
  .chip-av-img {
    display: block;
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 0 0 2px var(--bg), 0 0 0 3.5px var(--accent);
  }
  .chip-av img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(2.2);
    transform-origin: 46% 19%;
  }
  .chip-av .chip-dithered {
    position: absolute;
    inset: 0;
    opacity: 0;
    pointer-events: none;
    image-rendering: pixelated;
    transition: opacity 0.14s ease;
  }
  .portrait-chip.is-auto-dithered .chip-dithered { opacity: 1; }
  .chip-badge {
    position: absolute;
    right: -5px;
    bottom: -5px;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--accent);
    color: var(--accent-contrast);
    border: 2px solid var(--bg);
  }
  .chip-badge svg {
    width: 9px;
    height: 9px;
    transition: transform 0.35s ease;
  }
  .portrait-chip[aria-expanded="true"] .chip-badge svg { transform: rotate(180deg); }

  /* Expand to the photo's natural height (0fr -> 1fr), no max-height guesswork */
  .portrait-mobile-expand {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.45s cubic-bezier(0.2, 0.7, 0.2, 1);
  }
  .portrait-mobile-expand.is-open { grid-template-rows: 1fr; }
  .portrait-mobile-inner {
    min-height: 0;
    overflow: hidden;
    padding: 0 2px;
  }
  .portrait-mobile-frame {
    position: relative;
    margin: 0 0 1.4rem;
    padding: 6px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
    transition: opacity 0.3s ease, transform 0.45s cubic-bezier(0.2, 0.7, 0.2, 1);
  }
  .portrait-mobile-expand.is-open .portrait-mobile-frame {
    opacity: 1;
    transform: none;
  }
  .portrait-mobile-photo {
    position: relative;
    overflow: hidden;
    border-radius: 7px;
  }
  .portrait-mobile-frame img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 7px;
  }
  .portrait-mobile-frame .portrait-mobile-dithered {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    pointer-events: none;
    image-rendering: pixelated;
    transition: opacity 0.14s ease;
  }
  .portrait-mobile-expand.is-auto-dithered .portrait-mobile-dithered { opacity: 1; }
  .portrait-mobile-caption {
    position: absolute;
    left: 6px;
    right: 6px;
    bottom: 6px;
    padding: 0.35rem 0.5rem 0.4rem;
    border-radius: 0 0 7px 7px;
    background: rgba(28, 32, 43, 0.52);
    font-family: var(--font-family);
    font-style: italic;
    font-size: 0.78rem;
    color: #ffffff;
    text-align: center;
  }
  .positioning {
    grid-template-columns: 1fr;
    gap: 0.9rem;
    margin-top: 1.25rem;
  }
  .socials-side {
    order: 3;
    flex-direction: row;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 0.45rem;
    margin-top: 1.5rem;
    align-self: stretch;
  }
  /* Buttons share the row equally (largest size that fits), capped at a 44px touch target */
  .socials-side li {
    flex: 1 1 0;
    min-width: 0;
    max-width: 44px;
  }
  .socials-side a {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
  }
  .socials-side svg { width: 44%; height: 44%; }
  .udesa-mark { width: 48%; height: 48%; }
  .paper-preview {
    width: 130px;
    margin-right: 1.1rem;
  }
  .affiliation {
    grid-template-columns: 76px 1fr;
    gap: 1.1rem;
    padding: 1.1rem;
  }
}

@media (max-width: 480px) {
  .nav-links { gap: 0.9rem; }
  .nav-links a { font-size: 0.88rem; }
  header { padding-top: 1.1rem; }
  main { padding-top: 2rem; }
  .track { padding-left: 1.8rem; }
  footer { flex-direction: column; align-items: center; gap: 0.5rem; }
  .footer-details { flex-direction: column; gap: 0.5rem; }
  .pdf-frame { height: 70vh; min-height: 400px; }
  .paper-preview {
    float: none;
    width: 100%;
    max-width: 200px;
    margin-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
  html { scroll-behavior: auto; }
}

/* Touch devices: hide the cursor spotlight (no useful cursor position) */
@media (hover: none) {
  body::after { display: none; }
}