/* =============================================================
   AICS — shared site stylesheet
   Dark theme + Gravitica Mono typography (with system-mono fallback)
   ============================================================= */

/* ---- Web font: Gravitica Mono Medium ---------------------------
   Drop the licensed `.woff2` file at the path below; until then,
   the system mono stack picks up automatically.
----------------------------------------------------------------- */
@font-face {
  font-family: "Gravitica Mono";
  src: url("../fonts/GraviticaMono-Medium.woff2") format("woff2"),
       url("../fonts/GraviticaMono-Medium.woff")  format("woff");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* =============================================================
   Design tokens
   ============================================================= */
:root {
  /* color */
  --bg:          #0a0a0a;
  --bg-elev-1:   #141414;
  --bg-elev-2:   #1c1c1c;
  --border:      #2a2a2a;
  --border-soft: #1f1f1f;
  --text:        #eaeaea;
  --text-muted:  #9aa0a6;
  --text-dim:    #6b7075;
  --accent:      #fed802;          /* keeps the existing AICS gold */
  --accent-2:    #5cd6c0;          /* teal — link / hover */
  --danger:      #ff6b6b;

  /* type */
  --font-mono: "Gravitica Mono", ui-monospace, "SF Mono",
               "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;
  --font-display: var(--font-mono);
  --font-body:    var(--font-mono);

  /* layout */
  --max-w:        1600px;
  --max-w-wide:   1600px;
  --max-w-narrow: 860px;
  --pad-x:        24px;
  --pad-y:    80px;
  --gap:      24px;
  --radius:   10px;
  --radius-lg: 14px;

  /* misc */
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  --transition: 200ms ease;
}

/* =============================================================
   Reset
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--accent-2);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--accent); }
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

button {
  font: inherit;
  color: inherit;
  background: transparent;
  border: 1px solid var(--border);
  cursor: pointer;
  padding: 10px 18px;
  border-radius: 999px;
  transition: all var(--transition);
}
button:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

hr { border: none; border-top: 1px solid var(--border); margin: 48px 0; }

ul, ol { padding-left: 1.2em; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.2;
  margin: 0 0 0.6em;
}
h1 { font-size: clamp(36px, 4vw, 52px); }
h2 { font-size: clamp(26px, 3vw, 36px); }
h3 { font-size: clamp(20px, 2vw, 24px); }
h4 { font-size: 15px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-muted); }

p  { margin: 0 0 1em; }
strong { font-weight: 700; color: var(--text); }
em { color: var(--text); }

::selection { background: var(--accent); color: #000; }

/* =============================================================
   Site chrome — header, nav, footer
   ============================================================= */
.site-header {
  background: #000;
  border-bottom: 1px solid var(--border);
  padding: 18px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.site-header__brand {
  display: flex;
  align-items: center;
  gap: 18px;
  text-decoration: none;
  color: var(--text);
}
.site-header__brand:hover { color: var(--accent); }
.site-header__logo {
  height: 64px;
  width: auto;
}
.site-header__title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin: 0;
  line-height: 1.15;
}
.site-header__title-sub {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  margin-top: 4px;
}
.site-header__partner {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  text-decoration: none;
}
.site-header__partner img { height: 56px; }

.site-nav {
  background: #000;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  padding: 0 16px;
  gap: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(0, 0, 0, 0.92);
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  padding: 14px 18px;
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.site-nav a:hover {
  color: var(--text);
  border-bottom-color: var(--border);
}
.site-nav a.is-active,
.site-nav a[aria-current="page"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.site-footer {
  border-top: 1px solid var(--border);
  background: #000;
  padding: 56px 24px 28px;
  margin-top: 80px;
}
.site-footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}
.site-footer__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.site-footer__btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elev-1);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all var(--transition);
}
.site-footer__btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.site-footer__btn i { color: var(--accent); }
.site-footer__copy {
  color: var(--text-dim);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* =============================================================
   Layout primitives
   ============================================================= */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.container--narrow { max-width: var(--max-w-narrow); }
.container--wide   { max-width: 1300px; }


main { display: block; min-height: 60vh; }

.section {
  padding: var(--pad-y) 0;
}
.section--tight { padding: 48px 0; }

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.section-header h2 {
  margin: 0;
  font-size: clamp(22px, 2.5vw, 30px);
  letter-spacing: 0.04em;
  color: var(--text);
}
.section-header h2::before {
  content: "// ";
  color: var(--accent);
}
.section-header__aside {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

/* eyebrow label */
.eyebrow {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.20em;
  color: var(--accent);
  margin-bottom: 14px;
}

/* =============================================================
   Hero (home) — full-screen animated knowledge-graph background
   ============================================================= */
.hero-fullscreen {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  overflow: hidden;
}
/* Canvas fills the whole hero section */
#kg-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
/* Vignette overlay — keeps centre open, darkens edges so text is readable */
.hero-fullscreen__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 70% 60% at 50% 50%,
    rgba(0,0,0,0.10) 0%,
    rgba(0,0,0,0.55) 100%
  );
  pointer-events: none;
}
.hero-fullscreen__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 80px 24px;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}
.hero-fullscreen__content h1 {
  font-size: clamp(32px, 5vw, 64px);
  line-height: 1.1;
  margin: 0 auto 22px;
  max-width: 16ch;
  text-shadow: 0 2px 24px rgba(0,0,0,0.7);
}
.hero-fullscreen__content h1 .accent { color: var(--accent); }
.hero-fullscreen__content p.lead {
  font-size: clamp(15px, 1.5vw, 20px);
  color: var(--text-muted);
  max-width: 60ch;
  margin: 0 auto 28px;
  line-height: 1.75;
  text-shadow: 0 1px 12px rgba(0,0,0,0.6);
}
.hero__news {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: rgba(10,10,10,0.45);
  backdrop-filter: blur(8px);
}
.hero__news i { color: var(--accent); }

/* =============================================================
   Pong canvas (home only)
   ============================================================= */
.pong-stage {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: #000;
  height: 60vh;
  min-height: 380px;
  width: 100%;
  overflow: hidden;
  position: relative;
}
#game { display: block; }
.pong-caption em { color: inherit; font-style: italic; }
.pong-caption {
  background: #000;
  margin: 0;
  padding: 14px 24px 24px;
  font-family: var(--font-mono);
  font-size: 18px;
  color: #e6e6e6;
  letter-spacing: 0.04em;
  text-align: center;
  opacity: 1;
}

/* =============================================================
   Project Showcase (home page) — stacked cards, per-project media
   ============================================================= */
.project-showcase .section-header { margin-bottom: 24px; }

.project-stack {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  width: 80vw;
  margin: 0 auto;
}

/* ── one project card ── */
.project-card {
  display: grid;
  grid-template-columns: 3fr 2fr;
  background: var(--bg-elev-1);
  border-bottom: 1px solid var(--border);
}
.project-card:last-child { border-bottom: none; }

/* ── media column — locked to 16:9 ── */
.project-card__media {
  position: relative;
  background: #000;
  border-right: 1px solid var(--border);
  /* force 16:9 height to match the YouTube panel */
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.media-panel {
  display: none;
  position: absolute;
  inset: 0;
  flex-direction: column;
}
.media-panel.active { display: flex; }

.media-panel--video .video-wrap {
  position: relative;
  width: 100%;
  height: 100%;
}
.media-panel--video .video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.media-panel--image {
  background: var(--bg-elev-1);
  align-items: stretch;
  justify-content: stretch;
  padding: 0;
  box-sizing: border-box;
  overflow: hidden;
}
/* <a> wrappers inside image panels must also fill properly */
.media-panel--image > a {
  display: flex;
  align-items: stretch;
  width: 100%;
  height: 100%;
}
.media-panel--image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 0;
}

/* ── per-card prev/next arrows ── */
.media-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(0,0,0,0.55);
  border: 1px solid rgba(255,255,255,0.18);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  font-size: 12px;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.media-arrow:hover { background: var(--accent); border-color: var(--accent); color: #000; }
.media-arrow--prev { left: 10px; }
.media-arrow--next { right: 10px; }

/* ── pip dots ── */
.media-pip {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 5px;
}
.media-pip__dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transition: background 0.2s;
}
.media-pip__dot.active { background: var(--accent); }

/* ── info column ── */
.project-card__info {
  padding: 48px 42px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}
.project-card__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--accent);
}
.project-card__info h3 {
  font-family: var(--font-display);
  font-size: clamp(24px, 2.5vw, 32px);
  line-height: 1.2;
  margin: 0;
}
.project-card__info p {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.8;
  margin: 0;
}
.project-card__link {
  display: inline-block;
  margin-top: 4px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: opacity 0.2s;
}
.project-card__link:hover { opacity: 0.65; }

@media (max-width: 768px) {
  .project-card { grid-template-columns: 1fr; min-height: unset; }
  .project-card__info { padding: 24px 18px; }
  .media-arrow { display: none; }
}

/* =============================================================
   Card primitives
   ============================================================= */
.card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color var(--transition), transform var(--transition);
}
.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* grid of cards */
.grid {
  display: grid;
  gap: var(--gap);
}
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

/* =============================================================
   People page
   ============================================================= */
.person-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
}
.person-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}
.person-card__photo {
  aspect-ratio: 4 / 3;
  width: 100%;
  object-fit: contain;
  background: var(--bg-elev-2);
  border-bottom: 1px solid var(--border);
}
.person-card__body { padding: 18px 20px 20px; flex: 1; display: flex; flex-direction: column; }
.person-card__name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  margin: 0 0 5px;
  color: var(--text);
}
.person-card__role {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin: 0 0 12px;
  line-height: 1.5;
}
.person-card__role .role-line { display: block; }
.social {
  display: flex;
  gap: 14px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border-soft);
}
.social a {
  color: var(--text-muted);
  font-size: 16px;
  transition: color var(--transition), transform var(--transition);
}
.social a:hover { color: var(--accent); transform: translateY(-2px); }

/* director hero block */
.director {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 40px;
  align-items: start;
  padding: 36px;
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 64px;
}
.director img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.director h2 {
  font-size: clamp(32px, 3.5vw, 48px);
  letter-spacing: 0.02em;
  margin: 8px 0 8px;
}
.director .director__role {
  color: var(--text-muted);
  font-size: 15px;
  letter-spacing: 0.07em;
  line-height: 1.6;
  margin-bottom: 22px;
}
.director .director__bio {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.8;
  max-width: 60ch;
  margin-bottom: 22px;
}
.director .social a { font-size: 18px; }

/* tier section */
.tier {
  margin-top: 64px;
}
.tier-list-compact {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 8px 32px;
}
.tier-list-compact li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 15px;
  color: var(--text-muted);
}
.tier-list-compact strong { color: var(--text); font-weight: 500; }

/* alumni accordion */
details.alumni {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev-1);
  margin-bottom: 16px;
  overflow: hidden;
}
details.alumni > summary {
  padding: 18px 22px;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
details.alumni > summary::after {
  content: "+";
  color: var(--accent);
  font-size: 22px;
  transition: transform var(--transition);
}
details.alumni[open] > summary::after { content: "−"; }
details.alumni > summary::-webkit-details-marker { display: none; }
details.alumni .alumni-body {
  padding: 8px 22px 22px;
  border-top: 1px solid var(--border);
}

/* =============================================================
   Projects page
   ============================================================= */
.project {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 36px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.project.visible { opacity: 1; transform: translateY(0); }
.project:last-of-type { border-bottom: none; }
.project__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elev-1);
}
.project__title {
  font-size: clamp(22px, 2.5vw, 28px);
  margin: 0 0 12px;
  color: var(--text);
}
.project__desc {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 18px;
}
.project__desc em { color: var(--text); font-style: italic; }
.project__links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  align-items: center;
}
.project__links span {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.project__links a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-elev-2);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.project__links a::after {
  content: "↗";
  font-size: 11px;
  opacity: 0.55;
}
.project__links a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(254,216,2,0.06);
}

/* Funded research / grants */
.grants {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.grant {
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color var(--transition), transform var(--transition);
}
.grant:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.grant-title {
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
  color: var(--text);
  font-weight: 500;
}
.grant-dates {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.grant-meta {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
}
.grant-role,
.grant-funder {
  display: inline-block;
}
.grant-role { color: var(--accent); font-weight: 500; }

details.grants-archive {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev-1);
  overflow: hidden;
  margin-top: 24px;
}
details.grants-archive > summary {
  padding: 16px 22px;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
details.grants-archive > summary::after {
  content: "+";
  color: var(--accent);
  font-size: 22px;
}
details.grants-archive[open] > summary::after { content: "−"; }
details.grants-archive > summary::-webkit-details-marker { display: none; }
details.grants-archive .grants {
  padding: 16px 22px 22px;
  border-top: 1px solid var(--border);
}

.archive-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.archive-toggle:hover { color: var(--accent); }

/* =============================================================
   Publications page
   ============================================================= */
.pubs-layout {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 48px;
  align-items: start;
}
.pubs-sidebar {
  position: sticky;
  top: 80px;
  font-size: 14px;
}
.pubs-sidebar h4 {
  font-size: 13px;
  letter-spacing: 0.16em;
  margin-bottom: 12px;
}
.pubs-sidebar ul { list-style: none; padding: 0; margin: 0; }
.pubs-sidebar li { margin: 0; }
.pubs-sidebar a {
  display: block;
  padding: 8px 12px;
  color: var(--text-muted);
  border-left: 2px solid var(--border);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
  transition: all var(--transition);
}
.pubs-sidebar a:hover {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--bg-elev-1);
}

.pubs-filter {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  margin-bottom: 32px;
  transition: border-color var(--transition);
}
.pubs-filter:focus {
  outline: none;
  border-color: var(--accent);
}
.pubs-filter::placeholder {
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
}

.pubs-year {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.20em;
  color: var(--accent);
  margin: 56px 0 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 80px;
}
.pubs-year:first-of-type { margin-top: 0; }

ul.publication-list { list-style: none; padding: 0; margin: 0; }
ul.publication-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
}
ul.publication-list li strong {
  color: var(--text);
  font-weight: 500;
}
ul.publication-list li em {
  color: var(--text);
  font-style: italic;
}
.publication-links {
  display: inline-flex;
  gap: 12px;
  margin-left: 6px;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.publication-links a {
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
}
.publication-links a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.pubs-empty {
  padding: 24px;
  text-align: center;
  color: var(--text-dim);
  display: none;
}

/* =============================================================
   Talks / Press page
   ============================================================= */
.year-block { margin-bottom: 56px; }
.year-block h3 {
  font-size: 15px;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

ul.talk-list { list-style: none; padding: 0; margin: 0; }
ul.talk-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
}
.talk-type {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 3px 8px;
  margin-bottom: 6px;
  margin-right: 6px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text);
  background: var(--bg-elev-1);
}
.talk-type.invited   { color: #82b8ff; border-color: #345879; }
.talk-type.tutorial  { color: #6dd9b3; border-color: #2f6655; }
.talk-type.demo      { color: #c9a4ff; border-color: #523d80; }
.talk-type.case-study{ color: #ffd666; border-color: #6e5b1e; }

/* =============================================================
   Slideshow (lab-in-action)
   ============================================================= */
.slideshow {
  position: relative;
  background: var(--bg-elev-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.slideshow__years {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 16px;
  background: var(--bg-elev-2);
  border-bottom: 1px solid var(--border);
}
.slideshow__year {
  font: inherit;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
}
.slideshow__year:hover {
  color: var(--text);
  border-color: var(--text-muted);
}
.slideshow__year.is-active {
  color: #000;
  background: var(--accent);
  border-color: var(--accent);
}

.slideshow__stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  min-height: 480px;
  aspect-ratio: 16 / 10;
  width: 100%;
  overflow: hidden;
}
.slideshow__slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 500ms ease;
  pointer-events: none;
}
.slideshow__slide.is-active {
  opacity: 1;
  pointer-events: auto;
}
.slideshow__slide img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}
.slideshow__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.65);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  transition: all var(--transition);
  z-index: 2;
}
.slideshow__nav:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
}
.slideshow__nav.prev { left: 20px; }
.slideshow__nav.next { right: 20px; }
.slideshow__counter {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.6);
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  z-index: 2;
}
.slideshow__caption {
  background: var(--bg-elev-2);
  border-top: 1px solid var(--border);
  padding: 16px 24px;
  font-size: 13px;
  color: var(--text);
  letter-spacing: 0.04em;
  text-align: center;
  min-height: 52px;
}
.slideshow__thumbs {
  display: flex;
  gap: 8px;
  padding: 14px 16px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  overflow-x: auto;
  scroll-behavior: smooth;
}
.slideshow__thumb {
  flex: 0 0 auto;
  width: 96px;
  height: 64px;
  border-radius: 4px;
  overflow: hidden;
  border: 2px solid transparent;
  opacity: 0.55;
  cursor: pointer;
  transition: all var(--transition);
  background: var(--bg-elev-1);
}
.slideshow__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slideshow__thumb:hover { opacity: 0.85; }
.slideshow__thumb.is-active {
  opacity: 1;
  border-color: var(--accent);
}

/* =============================================================
   Gallery page (legacy, kept for fallback)
   ============================================================= */
.gallery-grid {
  column-count: 4;
  column-gap: 12px;
}
.gallery-grid figure {
  margin: 0 0 12px;
  break-inside: avoid;
  cursor: zoom-in;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color var(--transition);
}
.gallery-grid figure:hover { border-color: var(--accent); }
.gallery-grid img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 400ms ease;
}
.gallery-grid figure:hover img { transform: scale(1.03); }
.gallery-grid figcaption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 12px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: #fff;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  opacity: 0;
  transition: opacity var(--transition);
}
.gallery-grid figure:hover figcaption { opacity: 1; }

/* lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 32px;
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 90vw;
  max-height: 80vh;
  border-radius: var(--radius);
}
.lightbox__caption {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  max-width: 80vw;
  text-align: center;
}
.lightbox__close,
.lightbox__nav {
  position: absolute;
  background: rgba(0,0,0,0.6);
  border: 1px solid var(--border);
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  font-size: 18px;
}
.lightbox__close { top: 24px; right: 24px; }
.lightbox__nav.prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox__nav.next { right: 24px; top: 50%; transform: translateY(-50%); }
.lightbox__close:hover,
.lightbox__nav:hover { border-color: var(--accent); color: var(--accent); }

/* =============================================================
   Misc
   ============================================================= */
/* ── Home gallery grid ── */
.home-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.home-gallery__item {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  cursor: pointer;
  position: relative;
}
.home-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
  display: block;
}
.home-gallery__item:hover img { transform: scale(1.04); }
.home-gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.25s;
}
.home-gallery__item:hover::after { background: rgba(0,0,0,0.18); }

/* ── Home lightbox ── */
.home-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px;
}
.home-lightbox[hidden] { display: none; }
.home-lightbox__img {
  max-width: min(900px, 90vw);
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 24px 64px rgba(0,0,0,0.6);
}
.home-lightbox__caption {
  margin-top: 18px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-align: center;
}
.home-lightbox__close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s;
}
.home-lightbox__close:hover { border-color: var(--accent); color: var(--accent); }

@media (max-width: 768px) {
  .home-gallery { grid-template-columns: repeat(2, 1fr); }
}

.callout {
  padding: 18px 22px;
  background: var(--bg-elev-1);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text-muted);
}
.callout a { color: var(--accent); border-bottom: 1px solid var(--accent); }

/* =============================================================
   Responsive
   ============================================================= */
@media (max-width: 900px) {
  .pubs-layout { grid-template-columns: 1fr; }
  .pubs-sidebar {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 24px;
  }
  .pubs-sidebar h4 { width: 100%; }
  .pubs-sidebar ul { display: contents; }
  .pubs-sidebar li { display: inline; }
  .pubs-sidebar a { border-left: none; border-bottom: 2px solid var(--border); }

  .director { grid-template-columns: 1fr; }
  .director img { max-width: 240px; }

  .project { grid-template-columns: 1fr; }
  .gallery-grid { column-count: 3; }

  .grid--3, .grid--2 { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  :root { --pad-y: 56px; }
  .site-header {
    padding: 14px 18px;
  }
  .site-header__title { font-size: 16px; }
  .site-header__logo { height: 48px; }
  .site-header__partner img { height: 40px; }
  .site-header__partner span { display: none; }

  .site-nav { padding: 0 8px; }
  .site-nav a { padding: 12px 12px; font-size: 11px; letter-spacing: 0.1em; }

  .gallery-grid { column-count: 2; }

  h1 { font-size: 28px; }
  h2 { font-size: 22px; }
}

@media (max-width: 480px) {
  .gallery-grid { column-count: 1; }
  .site-header__title-sub { display: none; }
}

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