/* ─── Variables ─────────────────────────────────────────────────────────────── */
:root {
  --bg:          #050b18;
  --bg-alt:      #080f20;
  --bg-card:     rgba(10, 22, 45, 0.85);
  --bg-glass:    rgba(8, 18, 38, 0.6);

  --text:        #dde9f5;
  --text-muted:  #7a9bb5;
  --text-faint:  #3d5a74;

  --accent:      #4dc4e8;   /* cyan / teal */
  --accent-gold: #f0c050;   /* star gold */
  --accent-pur:  #b57ff5;   /* nebula purple */

  --border:      rgba(77, 196, 232, 0.15);
  --border-glow: rgba(77, 196, 232, 0.35);

  --nav-h: 64px;
  --radius: 12px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --max-w: 1100px;
}

/* ─── Reset ──────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }

img { max-width: 100%; display: block; }
ul  { list-style: none; }

/* ─── Starfield canvas ──────────────────────────────────────────────────────── */
#starfield {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ─── Sections base ─────────────────────────────────────────────────────────── */
.section   { position: relative; z-index: 1; padding: 100px 24px; }
.section-alt { background: var(--bg-alt); }

.container        { max-width: var(--max-w); margin: 0 auto; }
.container-narrow { max-width: 720px;       margin: 0 auto; }

.section-title {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
  color: #fff;
}

.section-sub {
  color: var(--text-muted);
  max-width: 680px;
  margin-bottom: 56px;
  font-size: 1.05rem;
}

/* ─── Nav ────────────────────────────────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  background: rgba(5, 11, 24, 0.7);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

#navbar.scrolled { background: rgba(5, 11, 24, 0.95); }

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.nav-logo:hover { color: #fff; }

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover { color: #fff; }
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─── Hero ────────────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 0 24px;
  overflow: hidden;
}

.hero-content {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-top: var(--nav-h);
  position: relative;
  z-index: 2;
}

/* Hero video background */
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  opacity: 0.8;
  mix-blend-mode: screen;
  z-index: 0;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, black 25%, transparent 60%);
  mask-image: linear-gradient(to bottom, black 25%, transparent 60%);
}

.hero-label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.8rem, 7vw, 6rem);
  font-weight: 300;
  line-height: 0.92;
  color: #fff;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
}

.hero-surname {
  color: #fff;
}

.hero-hi {
  max-width: 600px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  color: #c8dce9;
  margin-top: 176px;
  margin-bottom: 16px;
  line-height: 1.7;
}

.hero-hi a { color: var(--accent); }
.hero-hi a:hover { color: #fff; }

.hero-sub {
  max-width: 600px;
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 13px 28px;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover {
  background: #fff;
  color: var(--bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(77, 196, 232, 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-glow);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-affil {
  font-size: 0.85rem;
  color: var(--text-faint);
  letter-spacing: 0.05em;
}
.hero-affil .dot { margin: 0 10px; }

/* Neutron star pulse animation */
.hero-pulse {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  width: 320px;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.pulse-core {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 20px var(--accent), 0 0 60px rgba(77, 196, 232, 0.5);
  z-index: 2;
}

.pulse-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--accent);
  opacity: 0;
  animation: pulseRing 3s ease-out infinite;
}
.r1 { width: 80px;  height: 80px;  animation-delay: 0s; }
.r2 { width: 160px; height: 160px; animation-delay: 0.8s; }
.r3 { width: 280px; height: 280px; animation-delay: 1.6s; }

@keyframes pulseRing {
  0%   { opacity: 0.8; transform: scale(0.4); }
  100% { opacity: 0;   transform: scale(1); }
}


/* ─── Reveal animations ─────────────────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s var(--transition) forwards;
}
.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.25s; }
.fade-in:nth-child(3) { animation-delay: 0.4s; }
.fade-in:nth-child(4) { animation-delay: 0.55s; }
.fade-in:nth-child(5) { animation-delay: 0.7s; }

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── About ──────────────────────────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 64px;
  align-items: start;
}

.photo-frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  position: relative;
}
.photo-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  box-shadow: inset 0 0 0 1px rgba(77,196,232,0.15);
}
.photo-frame img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: 100% 28%;
  display: block;
  filter: brightness(0.9) saturate(0.85);
  transition: filter var(--transition);
}
.photo-frame:hover img { filter: brightness(1) saturate(1); }

.photo-caption {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-faint);
  letter-spacing: 0.05em;
  margin-top: 12px;
}

.about-intro {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem;
  line-height: 1.6;
  color: #c8dce9;
  margin-bottom: 36px;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 0.97rem;
}

.about-cv {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.cv-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--border-glow);
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  transition: var(--transition);
}
.cv-link:hover {
  background: rgba(77, 196, 232, 0.08);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

.about-instruments, .about-personal {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.about-instruments h3,
.about-personal h3 {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }

.tag {
  font-size: 0.78rem;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 100px;
  border: 1px solid var(--border-glow);
  color: var(--text-muted);
  letter-spacing: 0.04em;
  background: var(--bg-glass);
  transition: var(--transition);
}
.tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.personal-note {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.75;
  font-style: italic;
}

/* ─── Research cards ─────────────────────────────────────────────────────────── */
.research-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.research-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  backdrop-filter: blur(8px);
}
.research-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.card-icon {
  font-size: 1.4rem;
  margin-bottom: 16px;
  line-height: 1;
  color: var(--accent);
}

.card-icon--black {
  color: #000;
  text-shadow: 0 0 8px rgba(77, 196, 232, 0.5);
}

.research-card h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-weight: 400;
  color: #fff;
  margin-bottom: 12px;
}

.research-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.card-tags { display: flex; flex-wrap: wrap; gap: 6px; }

.tag-sm {
  font-size: 0.7rem;
  font-weight: 500;
  padding: 3px 9px;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--text-faint);
  letter-spacing: 0.04em;
}

/* ─── Publications ───────────────────────────────────────────────────────────── */
.pub-list { display: flex; flex-direction: column; gap: 20px; margin-bottom: 48px; }

.pub-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  transition: border-color var(--transition);
}
.pub-item:hover { border-color: var(--border-glow); }

.pub-item.featured { border-color: rgba(240, 192, 80, 0.25); }
.pub-item.featured:hover { border-color: rgba(240, 192, 80, 0.5); }

.pub-year {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--text-faint);
  padding-top: 2px;
  text-align: right;
}

.pub-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 100px;
  background: rgba(240, 192, 80, 0.12);
  border: 1px solid rgba(240, 192, 80, 0.4);
  color: var(--accent-gold);
  margin-bottom: 10px;
}

.pub-content h4 {
  font-size: 0.97rem;
  font-weight: 400;
  color: #d8eaf5;
  margin-bottom: 6px;
  line-height: 1.5;
}

.pub-authors { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 2px; }
.pub-journal { font-size: 0.82rem; color: var(--text-faint); margin-bottom: 10px; }

.pub-link {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--accent);
  margin-right: 16px;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}
.pub-link:hover { border-color: var(--accent); }

.thesis-block {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  backdrop-filter: blur(8px);
}
.thesis-block h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--accent-pur);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.thesis-block p { font-size: 0.9rem; color: var(--text-muted); }
.thesis-block em { color: var(--text); font-style: italic; }

/* ─── Academic Service ───────────────────────────────────────────────────────── */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(8px);
}

.service-group-title {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-list li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.service-list li:first-child { padding-top: 0; }
.service-list li:last-child { border-bottom: none; padding-bottom: 0; }

.service-year {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--accent-gold);
  letter-spacing: 0.08em;
}

/* ─── Gallery ────────────────────────────────────────────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  position: relative;
}
.gallery-item img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  object-position: center center;
  display: block;
  filter: brightness(0.85) saturate(0.8);
  transition: transform 0.5s ease, filter 0.5s ease;
}
.gallery-item:hover img {
  transform: scale(1.04);
  filter: brightness(1) saturate(1);
}
.gallery-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 20px 16px 12px;
  background: linear-gradient(to top, rgba(2,5,12,0.95) 20%, transparent);
  font-size: 0.8rem;
  color: #fff;
  letter-spacing: 0.05em;
  text-shadow: 0 1px 4px rgba(0,0,0,0.8);
}

/* ─── Media / Outreach ───────────────────────────────────────────────────────── */
.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.media-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color var(--transition), transform var(--transition);
  color: var(--text);
  backdrop-filter: blur(8px);
}
.media-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  color: var(--text);
}

.media-source {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-pur);
  margin-bottom: 12px;
}

.media-card h4 {
  font-size: 0.95rem;
  font-weight: 400;
  color: #d8eaf5;
  margin-bottom: 10px;
  line-height: 1.5;
}

.media-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  flex: 1;
  margin-bottom: 16px;
  line-height: 1.65;
}

.media-card--wide {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: center;
  gap: 40px;
}
.media-card--wide h4 { margin-bottom: 0; white-space: nowrap; }
.media-card--wide p  { flex: 1; margin-bottom: 0; }
.media-card--wide .media-source { margin-bottom: 6px; }

.media-arrow {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-top: auto;
}

.media-talks ul {
  list-style: none;
  padding: 0;
}
.media-talks li {
  font-size: 0.83rem;
  color: var(--text-muted);
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  line-height: 1.55;
}
.media-talks li:last-child { border-bottom: none; }

.talk-title {
  display: inline;
  color: #d8eaf5;
  font-weight: 500;
}
a.talk-title { border-bottom: 1px solid transparent; transition: border-color var(--transition), color var(--transition); }
a.talk-title:hover { border-color: var(--accent); color: var(--accent); }

/* ─── Contact ────────────────────────────────────────────────────────────────── */
.contact-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--text);
  transition: border-color var(--transition), transform var(--transition);
  backdrop-filter: blur(8px);
}
.contact-item:hover {
  border-color: var(--border-glow);
  transform: translateX(4px);
  color: var(--text);
}

.contact-icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border-glow);
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 4px;
}
.contact-value {
  font-size: 0.95rem;
  color: var(--text);
}

.contact-location {
  text-align: center;
  font-size: 0.88rem;
  color: var(--text-faint);
  line-height: 1.8;
}

/* ─── Footer ─────────────────────────────────────────────────────────────────── */
footer {
  position: relative; z-index: 1;
  padding: 32px 24px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-faint);
  letter-spacing: 0.04em;
  background: var(--bg);
}

/* ─── Responsive ─────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .research-grid { grid-template-columns: repeat(2, 1fr); }
  .media-grid    { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid  { grid-template-columns: repeat(2, 1fr); }
  .service-grid  { grid-template-columns: repeat(2, 1fr); }
  .about-grid    { grid-template-columns: 280px 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .section { padding: 72px 20px; }

  .media-card--wide { flex-direction: column; gap: 16px; }
  .media-card--wide h4 { white-space: normal; }

  .hero-pulse { display: none; }

  .nav-links {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    transform: translateY(-100%);
    transition: transform var(--transition);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.5);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li   { padding: 12px 24px; }

  .nav-toggle { display: flex; }

  .about-grid { grid-template-columns: 1fr; }
  .about-photo { max-width: 300px; margin: 0 auto; }

  .research-grid { grid-template-columns: 1fr; }
  .media-grid    { grid-template-columns: 1fr; }
  .gallery-grid  { grid-template-columns: 1fr; }
  .service-grid  { grid-template-columns: 1fr; }

  .pub-item { grid-template-columns: 60px 1fr; gap: 16px; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; }
  .btn      { text-align: center; justify-content: center; }
  .pub-item { grid-template-columns: 1fr; }
  .pub-year { text-align: left; font-size: 1rem; }
}

/* ─── Lightbox ───────────────────────────────────────────────────────────────── */
.photo-frame img,
.gallery-item img {
  cursor: zoom-in;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: rgba(5, 11, 24, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.lightbox.open {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  cursor: default;
  transform: scale(0.96);
  transition: transform var(--transition);
}

.lightbox.open .lightbox-img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 28px;
  background: none;
  border: none;
  color: var(--text);
  font-size: 2.2rem;
  line-height: 1;
  cursor: pointer;
  padding: 8px;
  transition: color var(--transition);
}
.lightbox-close:hover { color: var(--accent); }

/* ─── Scrollbar ──────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--text-faint); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ─── Selection ──────────────────────────────────────────────────────────────── */
::selection { background: rgba(77, 196, 232, 0.25); color: #fff; }