:root {
  --bg-deep: #0B1021;
  --bg-gallery: #121A30;
  --bg-elevated: #18233E;
  --bg-card: rgba(18, 26, 48, 0.86);

  --text-primary: #F5EEDC;
  --text-parchment: #D8C8A8;
  --text-muted: #94A7C4;

  --chrome-yellow: #F4B41A;
  --chrome-bright: #FFD13B;
  --arles-ochre: #D97724;
  --almond-turquoise: #5AB1BB;
  --cypress-viridian: #3B7A6C;
  --iris-ultramarine: #5C6BC0;

  --border-gilt: rgba(244, 180, 26, 0.28);
  --border-subtle: rgba(148, 167, 196, 0.16);

  --font-serif: 'Cormorant Garamond', 'Noto Serif SC', 'Songti SC', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;

  --shadow-museum: 0 24px 60px rgba(4, 7, 16, 0.65);
  --radius-md: 12px;
  --radius-lg: 18px;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 12%, rgba(43, 76, 140, 0.22), transparent 46%),
    radial-gradient(circle at 82% 52%, rgba(90, 177, 187, 0.10), transparent 44%),
    radial-gradient(circle at 45% 88%, rgba(244, 180, 26, 0.08), transparent 46%),
    var(--bg-deep);
  overflow-x: hidden;
  position: relative;
}

/* Subtle linen weave overlay across whole museum */
.canvas-linen-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.045;
  mix-blend-mode: overlay;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 0;
}

.container {
  width: min(1320px, 92vw);
  margin: 0 auto;
}

/* --- Fixed Top Frosted Navbar --- */
.museum-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 120;
  background: rgba(11, 16, 33, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(244, 180, 26, 0.18);
}

.nav-inner {
  width: min(1360px, 94vw);
  margin: 0 auto;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  flex-shrink: 0;
}

.brand-crest {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--chrome-yellow);
  background: radial-gradient(circle at 35% 35%, var(--chrome-yellow), #1B3466 72%);
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: #FFF7D6;
  box-shadow: 0 0 18px rgba(244, 180, 26, 0.35);
}

.brand-text strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: 0.12em;
  color: var(--text-primary);
}

.brand-text span {
  display: block;
  font-size: 11px;
  color: var(--text-parchment);
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: color 0.2s ease;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--chrome-yellow);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-search-wrap {
  position: relative;
}

.nav-search-input {
  width: 190px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background: rgba(18, 26, 48, 0.78);
  color: var(--text-primary);
  font-size: 12.5px;
  outline: none;
  transition: border-color 0.2s ease, width 0.25s ease;
}

.nav-search-input::placeholder {
  color: var(--text-muted);
}

.nav-search-input:focus {
  border-color: var(--chrome-yellow);
  width: 225px;
}

.search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 280px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-gilt);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-museum);
  display: none;
  overflow: hidden;
  z-index: 150;
}

.search-dropdown.open {
  display: block;
}

.search-item {
  width: 100%;
  text-align: left;
  padding: 10px 14px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.search-item:hover {
  background: rgba(244, 180, 26, 0.12);
}

.search-item-title {
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--chrome-bright);
}

.search-item-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}

.search-empty {
  padding: 12px 14px;
  font-size: 13px;
  color: var(--text-muted);
}

.audio-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid var(--border-gilt);
  background: rgba(244, 180, 26, 0.08);
  color: var(--text-parchment);
  font-size: 12.5px;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.audio-btn:hover,
.audio-btn.active {
  background: rgba(244, 180, 26, 0.22);
  color: var(--chrome-bright);
  border-color: var(--chrome-yellow);
  box-shadow: 0 0 18px rgba(244, 180, 26, 0.25);
}

.audio-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.audio-btn.active .audio-pulse {
  background: var(--chrome-bright);
  box-shadow: 0 0 10px var(--chrome-yellow);
  animation: pulseDot 1.6s infinite;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.45); opacity: 0.6; }
}

/* --- Hero Section --- */
.hero-section {
  position: relative;
  min-height: 100vh;
  padding-top: 68px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: crosshair;
}

.hero-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(11, 16, 33, 0.84) 0%, rgba(11, 16, 33, 0.48) 46%, rgba(11, 16, 33, 0.18) 100%),
    linear-gradient(180deg, rgba(11, 16, 33, 0.45) 0%, transparent 25%, rgba(11, 16, 33, 0.92) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  width: min(1320px, 92vw);
  margin: 0 auto;
  padding: 56px 0 72px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(18, 26, 48, 0.72);
  border: 1px solid var(--border-gilt);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--chrome-bright);
  letter-spacing: 0.08em;
}

.hero-title {
  font-size: clamp(2.4rem, 5.2vw, 4.4rem);
  line-height: 1.12;
  max-width: 720px;
  color: var(--text-primary);
  text-shadow: 0 8px 28px rgba(0, 0, 0, 0.65);
}

.hero-title em {
  font-style: italic;
  color: var(--chrome-yellow);
}

.hero-subtitle {
  max-width: 600px;
  font-size: 16.5px;
  color: var(--text-parchment);
  line-height: 1.78;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--chrome-yellow), var(--arles-ochre));
  color: #0B1021;
  font-weight: 700;
  font-size: 14.5px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: 0 10px 28px rgba(244, 180, 26, 0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(244, 180, 26, 0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  background: rgba(18, 26, 48, 0.72);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 14.5px;
  text-decoration: none;
  border: 1px solid var(--border-gilt);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(244, 180, 26, 0.16);
  border-color: var(--chrome-yellow);
}

.hero-controls-panel {
  margin-top: 8px;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  background: rgba(11, 16, 33, 0.72);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(244, 180, 26, 0.22);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
}

.hero-slider-group {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--text-parchment);
}

.hero-hint {
  font-size: 12px;
  color: var(--almond-turquoise);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Custom Range Sliders */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 5px;
  border-radius: 999px;
  background: rgba(148, 167, 196, 0.28);
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--chrome-yellow);
  border: 2px solid #FFF7D6;
  box-shadow: 0 0 10px rgba(244, 180, 26, 0.65);
}

/* --- Section Headings --- */
.section-block {
  padding: 96px 0;
  position: relative;
}

.section-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 42px;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--chrome-yellow);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.9rem, 3.2vw, 2.8rem);
  color: var(--text-primary);
}

.section-desc {
  max-width: 540px;
  color: var(--text-muted);
  font-size: 15px;
  margin: 0;
}

/* --- Gallery Filter Pills --- */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.filter-pill {
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background: rgba(18, 26, 48, 0.65);
  color: var(--text-muted);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-pill:hover {
  border-color: var(--border-gilt);
  color: var(--text-primary);
}

.filter-pill.active {
  background: rgba(244, 180, 26, 0.18);
  border-color: var(--chrome-yellow);
  color: var(--chrome-bright);
  box-shadow: 0 0 18px rgba(244, 180, 26, 0.18);
}

/* --- Masterpiece Bento Gallery --- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 28px;
}

.artwork-card {
  grid-column: span 4;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.artwork-card.bento-featured {
  grid-column: span 8;
}

.artwork-card.bento-tall {
  grid-column: span 4;
}

.artwork-card.bento-7 {
  grid-column: span 7;
}

.artwork-card.bento-6 {
  grid-column: span 6;
}

.artwork-card.bento-5 {
  grid-column: span 5;
}

.artwork-card.bento-standard {
  grid-column: span 4;
}

.artwork-card:hover {
  transform: translateY(-6px);
  border-color: var(--chrome-yellow);
  box-shadow: 0 22px 50px rgba(3, 6, 15, 0.72), 0 0 24px rgba(244, 180, 26, 0.16);
}

/* Museum Wooden & Gilt Frame */
.frame-outer {
  padding: 14px;
  background: linear-gradient(145deg, #2B2014, #140E08);
  border-bottom: 1px solid rgba(244, 180, 26, 0.25);
}

.frame-gilt-mat {
  padding: 6px;
  background: linear-gradient(135deg, rgba(244, 180, 26, 0.45), rgba(168, 114, 24, 0.22), rgba(244, 180, 26, 0.5));
  border-radius: 4px;
}

.canvas-holder {
  position: relative;
  overflow: hidden;
  background: #080C18;
  aspect-ratio: 4 / 3;
}

.bento-featured .canvas-holder {
  aspect-ratio: 16 / 10;
}

.bento-tall .canvas-holder {
  aspect-ratio: 4 / 5;
}

.bento-7 .canvas-holder {
  aspect-ratio: 7 / 4;
}

.bento-5 .canvas-holder {
  aspect-ratio: 5 / 4;
}

.gallery-canvas {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.artwork-card:hover .gallery-canvas {
  transform: scale(1.03);
}

.card-hover-gleam {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(244, 180, 26, 0.12), rgba(11, 16, 33, 0.62));
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.25s ease;
}

.artwork-card:hover .card-hover-gleam {
  opacity: 1;
}

.inspect-pill {
  padding: 9px 18px;
  border-radius: 999px;
  background: rgba(11, 16, 33, 0.88);
  border: 1px solid var(--chrome-yellow);
  color: var(--chrome-bright);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.card-placard {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.placard-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.catalog-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11.5px;
  color: var(--chrome-yellow);
}

.pigment-dots {
  display: flex;
  gap: 5px;
}

.pigment-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.placard-title {
  font-size: 21px;
  color: var(--text-primary);
  line-height: 1.3;
}

.original-name {
  display: block;
  font-size: 13px;
  font-style: italic;
  font-weight: 400;
  color: var(--text-parchment);
  margin-top: 2px;
}

.placard-summary {
  font-size: 13.5px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.65;
  flex: 1;
}

.placard-footer {
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-parchment);
}

.period-tag {
  color: var(--almond-turquoise);
  font-size: 11.5px;
}

/* --- Curatorial Microscope Modal --- */
.artwork-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(5, 8, 18, 0.86);
  backdrop-filter: blur(12px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.artwork-modal.open {
  display: flex;
}

.modal-dialog {
  width: min(1240px, 96vw);
  max-height: 92vh;
  background: var(--bg-gallery);
  border: 1px solid var(--border-gilt);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-museum);
  overflow-y: auto;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  position: relative;
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 20;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-gilt);
  background: rgba(11, 16, 33, 0.85);
  color: var(--text-primary);
  font-size: 20px;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s ease;
}

.modal-close-btn:hover {
  background: var(--chrome-yellow);
  color: #0B1021;
}

.modal-visual-pane {
  padding: 24px;
  background: #0A0F1F;
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.modal-mode-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.modal-mode-btn,
.loupe-toggle-btn {
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background: rgba(18, 26, 48, 0.8);
  color: var(--text-muted);
  font-size: 12.5px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-mode-btn.active,
.loupe-toggle-btn.active {
  background: rgba(244, 180, 26, 0.2);
  border-color: var(--chrome-yellow);
  color: var(--chrome-bright);
}

.modal-canvas-stage {
  position: relative;
  border: 8px solid #21180E;
  outline: 1px solid rgba(244, 180, 26, 0.45);
  border-radius: 4px;
  overflow: hidden;
  background: #070B16;
  cursor: zoom-in;
}

#modal-canvas,
#modal-archival-img {
  width: 100%;
  height: auto;
  display: block;
}

.archival-fallback-note {
  padding: 8px 12px;
  background: rgba(90, 177, 187, 0.14);
  border: 1px solid rgba(90, 177, 187, 0.35);
  border-radius: 8px;
  font-size: 12px;
  color: var(--almond-turquoise);
}

/* Interactive Hotspots */
.modal-hotspots {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hotspot-pin {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(11, 16, 33, 0.85);
  border: 2px solid var(--chrome-yellow);
  color: var(--chrome-bright);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  pointer-events: auto;
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 0 rgba(244, 180, 26, 0.65);
  animation: hotspotPulse 2.2s infinite;
  transition: transform 0.2s ease, background 0.2s ease;
}

.hotspot-pin.active,
.hotspot-pin:hover {
  background: var(--chrome-yellow);
  color: #0B1021;
  transform: translate(-50%, -50%) scale(1.16);
}

@keyframes hotspotPulse {
  0% { box-shadow: 0 0 0 0 rgba(244, 180, 26, 0.65); }
  70% { box-shadow: 0 0 0 12px rgba(244, 180, 26, 0); }
  100% { box-shadow: 0 0 0 0 rgba(244, 180, 26, 0); }
}

/* 3x Magnifying Loupe */
.modal-loupe {
  position: absolute;
  width: 156px;
  height: 156px;
  border-radius: 50%;
  border: 3px solid var(--chrome-yellow);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.8), inset 0 0 18px rgba(0, 0, 0, 0.55);
  overflow: hidden;
  pointer-events: none;
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.14s ease, transform 0.14s ease;
  z-index: 15;
}

.modal-loupe.visible {
  opacity: 1;
  transform: scale(1);
}

.modal-loupe canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.loupe-badge {
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(11, 16, 33, 0.85);
  color: var(--chrome-bright);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 999px;
}

.hotspot-detail-box {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(24, 35, 62, 0.72);
  border: 1px solid var(--border-gilt);
}

.hotspot-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.hotspot-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--chrome-yellow);
  color: #0B1021;
  font-weight: 700;
}

.hotspot-header h4 {
  font-size: 17px;
  color: var(--text-primary);
}

.hotspot-detail-box p {
  margin: 0;
  font-size: 13.5px;
  color: var(--text-parchment);
  line-height: 1.68;
}

/* Modal Info Pane */
.modal-info-pane {
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.modal-catalog {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--chrome-yellow);
}

.modal-title {
  font-size: 30px;
  margin-top: 4px;
}

.modal-original-title {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--text-parchment);
  font-size: 16px;
}

.modal-museum {
  font-size: 13px;
  color: var(--almond-turquoise);
  margin-top: 6px;
}

.modal-summary {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.72;
}

.pigment-section h4,
.modal-letter-box h4 {
  font-size: 14px;
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-parchment);
  margin-bottom: 10px;
}

.pigment-bar {
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  display: flex;
  margin-bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.pigment-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
}

.pigment-chip {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(11, 16, 33, 0.62);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.2s ease;
}

.pigment-chip:hover {
  border-color: var(--chrome-yellow);
}

.chip-swatch {
  width: 20px;
  height: 20px;
  border-radius: 5px;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.chip-info strong {
  display: block;
  font-size: 12px;
}

.chip-info small {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-muted);
}

.modal-letter-box {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(216, 200, 168, 0.12), rgba(24, 35, 62, 0.5));
  border: 1px solid rgba(216, 200, 168, 0.28);
}

.modal-letter-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--chrome-yellow);
  margin-bottom: 8px;
}

.modal-letter-box blockquote {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 16.5px;
  color: var(--text-primary);
  line-height: 1.65;
}

.modal-letter-en {
  margin: 0 0 8px;
  font-style: italic;
  font-size: 12.5px;
  color: var(--text-parchment);
}

.modal-letter-ctx {
  margin: 0;
  font-size: 12.5px;
  color: var(--text-muted);
}

/* --- Artistic DNA Lab (4 Cards) --- */
.dna-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.dna-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.dna-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.dna-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--chrome-yellow);
}

.dna-card h3 {
  font-size: 22px;
  margin-top: 2px;
}

.dna-card p {
  margin: 0;
  font-size: 13.8px;
  color: var(--text-muted);
  line-height: 1.68;
}

.lab-canvas-wrap {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border-gilt);
  background: #080C18;
}

.lab-canvas-wrap canvas {
  width: 100%;
  height: auto;
  display: block;
}

.lab-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(11, 16, 33, 0.56);
  border: 1px solid var(--border-subtle);
}

.lab-slider-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--text-parchment);
}

.lab-slider-item strong {
  font-family: var(--font-mono);
  color: var(--chrome-bright);
  min-width: 36px;
}

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

.lab-tab,
.lab-mini-btn {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background: rgba(18, 26, 48, 0.78);
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lab-tab.active,
.lab-mini-btn.active {
  background: rgba(244, 180, 26, 0.2);
  border-color: var(--chrome-yellow);
  color: var(--chrome-bright);
}

.clash-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 12px;
  color: var(--text-parchment);
}

.clash-swatches span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.clash-swatches i {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  display: inline-block;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

/* --- Chronicle & Letters to Theo --- */
.timeline-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 52px;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.timeline-card:hover,
.timeline-card.featured-station {
  border-color: var(--border-gilt);
  transform: translateY(-4px);
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--chrome-yellow);
}

.timeline-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(90, 177, 187, 0.16);
  color: var(--almond-turquoise);
  font-size: 11px;
}

.timeline-place {
  font-size: 18px;
  color: var(--text-primary);
}

.timeline-title {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-parchment);
}

.timeline-desc {
  margin: 0;
  font-size: 12.8px;
  color: var(--text-muted);
  line-height: 1.62;
  flex: 1;
}

.timeline-palette {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}

.timeline-palette span {
  flex: 1;
  height: 7px;
  border-radius: 999px;
}

.timeline-milestone {
  margin-top: 6px;
  padding-top: 8px;
  border-top: 1px solid var(--border-subtle);
  font-size: 11.5px;
  color: var(--text-parchment);
}

/* Parchment Letter Reader */
.letters-showcase {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 28px;
  align-items: stretch;
}

.letters-sidebar {
  display: flex;
  flex-direction: column;
  gap: 14px;
  justify-content: space-between;
}

.letter-tabs {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.letter-tab-btn {
  text-align: left;
  padding: 13px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: rgba(18, 26, 48, 0.72);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12.5px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.letter-tab-btn.active,
.letter-tab-btn:hover {
  border-color: var(--chrome-yellow);
  color: var(--chrome-bright);
  background: rgba(244, 180, 26, 0.14);
}

.letter-nav-btns {
  display: flex;
  gap: 10px;
}

.letter-nav-btns button {
  flex: 1;
  padding: 9px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: rgba(18, 26, 48, 0.8);
  color: var(--text-parchment);
  cursor: pointer;
}

.letter-nav-btns button:hover {
  border-color: var(--chrome-yellow);
}

.parchment-card {
  padding: 36px 40px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top right, rgba(244, 180, 26, 0.08), transparent 45%),
    linear-gradient(155deg, #211C18, #16141A);
  border: 1px solid rgba(216, 200, 168, 0.34);
  box-shadow: var(--shadow-museum);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.parchment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--chrome-yellow);
}

.parchment-quote {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  line-height: 1.62;
  color: var(--text-primary);
}

.parchment-original {
  margin: 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15.5px;
  color: var(--text-parchment);
}

.parchment-divider {
  height: 1px;
  background: rgba(216, 200, 168, 0.22);
}

.parchment-reflection {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
}

.parchment-signoff {
  font-family: var(--font-serif);
  font-style: italic;
  text-align: right;
  color: var(--chrome-yellow);
  font-size: 15px;
}

/* --- Interactive Studio --- */
.studio-workspace {
  display: grid;
  grid-template-columns: 330px 1fr;
  align-items: start;
  gap: 26px;
  background: var(--bg-card);
  border: 1px solid var(--border-gilt);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-museum);
  user-select: none;
  -webkit-user-select: none;
}

.studio-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.studio-group h4 {
  font-family: var(--font-sans);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--chrome-yellow);
  margin-bottom: 10px;
}

.studio-brush-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.studio-brush-btn,
.studio-tpl-btn,
.studio-pal-tab {
  padding: 9px 10px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: rgba(11, 16, 33, 0.7);
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.studio-brush-btn.active,
.studio-tpl-btn.active,
.studio-pal-tab.active {
  background: rgba(244, 180, 26, 0.2);
  border-color: var(--chrome-yellow);
  color: var(--chrome-bright);
}

.studio-pal-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.studio-swatches {
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
}

.studio-swatch {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.28);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.studio-swatch.active {
  transform: scale(1.16);
  border-color: #FFF;
  box-shadow: 0 0 14px rgba(244, 180, 26, 0.75);
}

.studio-sliders {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.studio-slider-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--text-parchment);
}

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

.studio-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
}

.studio-action-btn {
  flex: 1;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: rgba(18, 26, 48, 0.85);
  color: var(--text-primary);
  font-size: 12.5px;
  cursor: pointer;
}

.studio-action-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.studio-export-btn {
  width: 100%;
  padding: 12px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--chrome-yellow), var(--arles-ochre));
  color: #0B1021;
  font-weight: 700;
  font-size: 13.5px;
  border: none;
  cursor: pointer;
}

.studio-canvas-frame {
  padding: 12px;
  background: linear-gradient(145deg, #291E12, #120C07);
  border: 1px solid rgba(244, 180, 26, 0.35);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#studio-canvas {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
  cursor: crosshair;
  touch-action: none;
}

.studio-canvas-tip {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}

/* --- Footer --- */
.museum-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 44px 0 56px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.footer-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  color: var(--text-parchment);
  margin-bottom: 10px;
}

/* --- Toast --- */
.gallery-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-elevated);
  border: 1px solid var(--chrome-yellow);
  color: var(--chrome-bright);
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13px;
  box-shadow: var(--shadow-museum);
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s ease;
  z-index: 500;
}

.gallery-toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* --- Responsive Breakpoints --- */
@media (max-width: 1100px) {
  .artwork-card,
  .artwork-card.bento-featured,
  .artwork-card.bento-tall,
  .artwork-card.bento-7,
  .artwork-card.bento-6,
  .artwork-card.bento-5,
  .artwork-card.bento-standard {
    grid-column: span 6;
  }
  .bento-featured .canvas-holder,
  .bento-tall .canvas-holder,
  .bento-7 .canvas-holder,
  .bento-5 .canvas-holder {
    aspect-ratio: 4 / 3;
  }
  .timeline-track {
    grid-template-columns: repeat(2, 1fr);
  }
  .modal-dialog {
    grid-template-columns: 1fr;
  }
  .modal-visual-pane {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }
  .studio-workspace {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .nav-links {
    display: none;
  }
  .dna-grid,
  .letters-showcase {
    grid-template-columns: 1fr;
  }
  .artwork-card,
  .artwork-card.bento-featured,
  .artwork-card.bento-tall,
  .artwork-card.bento-7,
  .artwork-card.bento-6,
  .artwork-card.bento-5,
  .artwork-card.bento-standard {
    grid-column: span 12;
  }
  .timeline-track {
    grid-template-columns: 1fr;
  }
  .nav-search-input {
    width: 130px;
  }
  .nav-search-input:focus {
    width: 160px;
  }
}