:root {
  --bg-base: #FAF9F6;
  --bg-overlay: #FDFCF0;
  --text-main: #000000;
  --border-color: rgba(0,0,0,0.8);
  --font-mono: 'IBM Plex Mono', 'Courier New', 'Consolas', 'Liberation Mono', 'Menlo', 'Noto Sans CJK SC', 'Noto Sans CJK JP', 'Noto Sans CJK KR', 'Microsoft YaHei', 'Meiryo', 'Malgun Gothic', monospace;
}
html.dark {
  --bg-base: #0A0A0A;
  --bg-overlay: #111111;
  --text-main: #F4F4F5;
  --border-color: rgba(255,255,255,0.2);
}

*, *::before, *::after {
  border-radius: 0 !important;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  background-color: var(--bg-base);
  color: var(--text-main);
  font-family: var(--font-mono);
  overflow: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

#app-root {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  min-height: 0;
  position: relative;
  /* Brutalist Grid Background */
  background-image: 
    linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
  background-size: 20px 20px;
}
html.dark #app-root {
  background-image: 
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
}

/* ── MOBILE PORTRAIT OPTIMIZATION ── */
@media (max-width: 767px) {
  #app-root.detail-mode-active .main-shell {
    flex-direction: column;
  }
  #app-root.detail-mode-active #index-panel {
    position: relative;
    width: 100%;
    height: auto;
    max-height: 40dvh;
    transform: none;
    border-right: 0;
    border-top: 1px solid rgba(0,0,0,0.8);
    order: 2;
    z-index: 10;
  }
  #app-root.detail-mode-active #image-panel {
    width: 100%;
    flex: 1;
    order: 1;
    height: auto;
    min-height: 0;
  }
  #app-root.detail-mode-active #detail-image-view {
    height: 100%;
  }
  #app-root.detail-mode-active #detail-desktop-stack {
    padding: 10px;
    flex: 1;
    min-height: 0;
  }
  #detail-image {
    max-height: 100% !important;
    max-width: 100% !important;
  }
}

/* Keyboard focus (brutalist: offset ring, no radius) */
:focus { outline: none; }
.focus-ring:focus-visible {
  outline: 2px solid #000;
  outline-offset: 2px;
}
html.dark .focus-ring:focus-visible {
  outline: 2px solid #CCFF00;
}

/* Accessibility: Skip Links */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: #000;
  color: #fff;
  padding: 8px;
  z-index: 1000;
  transition: top 0.2s;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
}

.skip-link:focus {
  top: 0;
}

/* ── FIDELITY MODES (FORENSIC VS AESTHETIC) ── */
/* Default (Forensic): Clinical, desaturated, high-contrast */
.grid-cell img,
.entry-thumbnail img,
#main-image-viewer img,
.recent-thumb,
.node-thumb {
  filter: grayscale(1) contrast(1.1) brightness(0.95);
  transition: filter 0.5s cubic-bezier(0.4, 0, 0.2, 1), transform 0.5s ease;
}

/* Hover reveals original data in Forensic mode */
.grid-cell:hover img,
.entry-thumbnail:hover img,
.recent-thumb:hover,
.timeline-node:hover .node-thumb {
  filter: grayscale(0.2) contrast(1) brightness(1);
}

/* High Fidelity (Aesthetic): Full colour, natural vibrant contrast */
body.high-fidelity .grid-cell img,
body.high-fidelity .entry-thumbnail img,
body.high-fidelity #main-image-viewer img,
body.high-fidelity .recent-thumb,
body.high-fidelity .node-thumb {
  filter: grayscale(0) contrast(1) brightness(1) !important;
}

body.high-fidelity .grid-cell:hover img {
  filter: none !important;
}

/* High Fidelity also removes the 'broken' desaturation unless truly broken */
body.high-fidelity .broken-asset {
  filter: grayscale(1) opacity(0.3);
}

/* Status LED for Fidelity Toggle */
#btn-fidelity-toggle, #btn-fidelity-toggle-mobile {
  position: relative;
  padding-left: 1.5rem !important;
}

#btn-fidelity-toggle::before, #btn-fidelity-toggle-mobile::before {
  content: "";
  position: absolute;
  left: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #ff0000; /* Forensic Red */
  box-shadow: 0 0 4px #ff0000;
  transition: all 0.3s ease;
}

body.high-fidelity #btn-fidelity-toggle::before, 
body.high-fidelity #btn-fidelity-toggle-mobile::before {
  background-color: #00ff00; /* Aesthetic Green */
  box-shadow: 0 0 4px #00ff00;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .boot-cursor {
    animation: none !important;
  }
}

/* ── CUSTOM BRUTALIST CURSOR (Desktop Only) ── */
@media (hover: hover) and (pointer: fine) {
  body { cursor: none; }
  @keyframes cursorFlicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
  }
  #custom-cursor {
    position: fixed;
    width: 12px;
    height: 12px;
    background: #CCFF00;
    mix-blend-mode: difference;
    pointer-events: none;
    z-index: 10000;
    transition: transform 0.05s ease-out;
    animation: cursorFlicker 0.1s infinite;
  }
  .cursor-expanding { transform: scale(3.5); }
}

/* Selective crosshair cursor */
#detail-image-view { cursor: crosshair; }
#image-grid { cursor: crosshair; }

/* Sticky Note Squares */
#sticky-note-triggers {
  position: absolute;
  top: 6px;
  right: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 200;
}
.sticky-trigger {
  width: 22px;
  height: 22px;
  border: 1px solid #000;
  cursor: pointer;
  flex-shrink: 0;
  touch-action: manipulation;
}
@media (min-width: 1024px) {
  #sticky-note-triggers { top: 12px; right: 12px; gap: 6px; }
  .sticky-trigger { width: 20px; height: 20px; }
}
/* Broken Asset Styling */
.broken-asset {
  filter: grayscale(1) contrast(1.2) brightness(0.8) !important;
  opacity: 1 !important;
}

#header-telemetry {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#sticky-note-panel {
  position: absolute;
  top: 8px;
  right: 44px;
  width: calc(100% - 60px);
  max-width: 220px;
  min-height: 120px;
  border: 1px solid #000;
  box-shadow: 4px 4px 0px #000;
  padding: 12px;
  z-index: 201;
  display: none;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-mono);
  background: #FAF9F6;
}
@media (min-width: 768px) {
  #sticky-note-panel { top: 48px; right: 12px; width: 220px; }
}
#sticky-note-panel.visible { display: flex; }
.sticky-note-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.sticky-note-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #000;
}
.sticky-note-close {
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: #000;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}
.sticky-note-body {
  font-size: 10px;
  line-height: 1.6;
  color: #000;
  flex: 1;
}

/* Hotspot touch-target wrapper */
.hotspot-btn {
  position: absolute;
  transform: translate(-50%, -50%);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
  touch-action: manipulation;
  pointer-events: auto;
}

/* Hotspot dot: Forensic Lens */
.hotspot-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(204, 255, 0, 0.4);
  border: 1.5px solid #CCFF00;
  box-shadow: 0 0 10px rgba(204, 255, 0, 0.4);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), background 0.3s;
  animation: hotspotPulse 2s infinite ease-in-out;
}
@keyframes hotspotPulse {
  0% { transform: scale(1); box-shadow: 0 0 5px rgba(204, 255, 0, 0.4); }
  50% { transform: scale(1.2); box-shadow: 0 0 15px rgba(204, 255, 0, 0.6); }
  100% { transform: scale(1); box-shadow: 0 0 5px rgba(204, 255, 0, 0.4); }
}

/* Crosshair markers */
.hotspot-dot::before, .hotspot-dot::after {
  content: '';
  position: absolute;
  background: #E6FF00;
  opacity: 0.8;
}
/* Horizontal */
.hotspot-dot::before {
  top: 50%; left: -6px; width: 28px; height: 1px;
  transform: translateY(-50%);
}
/* Vertical */
.hotspot-dot::after {
  left: 50%; top: -6px; width: 1px; height: 28px;
  transform: translateX(-50%);
}

.hotspot-btn:hover .hotspot-dot {
  transform: scale(1.2) rotate(45deg);
  background: rgba(230, 255, 0, 0.3);
  border-color: #E6FF00;
}

html.dark .hotspot-dot {
  background: rgba(204, 255, 0, 0.05);
  border-color: rgba(204, 255, 0, 0.4);
}

/* Info box */
.info-box {
  border: 1px solid var(--border-color);
  background: var(--bg-overlay);
  color: var(--text-main);
  font-family: var(--font-mono);
  box-shadow: 4px 4px 0px rgba(0,0,0,0.15);
  transition: all 0.2s ease;
}
html.dark .info-box {
  box-shadow: 4px 4px 0px rgba(204,255,0,0.1);
}
.info-box.active-hotspot {
  border-color: #000;
  background: #000;
  color: #fff;
}
html.dark .info-box.active-hotspot {
  border-color: #CCFF00;
  background: #CCFF00;
  color: #000;
}

/* Active/inverted row */
.entry-row-active {
  background: #111111 !important;
  color: #FFFFFF !important;
}

.entry-row {
  transition: background-color 0.12s ease, color 0.12s ease;
}

/* Mobile grid: centre-column reveals colour + overlay */
@media (max-width: 767px) {
  .grid-cell.grid-cell--focus img,
  body.grid-meta-always .grid-cell img {
    filter: none !important;
  }
  .grid-cell.grid-cell--focus .grid-overlay,
  body.grid-meta-always .grid-cell .grid-overlay {
    opacity: 1;
  }
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #FAF9F6; }
::-webkit-scrollbar-thumb { background: #000; }

/* Image grid tight layout */
.image-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}

@media (min-width: 768px) {
  .image-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 3px;
  }
}

.image-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.image-grid .img-placeholder {
  width: 100%;
  aspect-ratio: 3/4;
  background: #E8E6E1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.image-grid .img-placeholder::after {
  content: '';
  width: 24px;
  height: 1px;
  background: #000;
  opacity: 0.2;
}
.image-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding: 1rem;
}
@media (min-width: 768px) {
  .image-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    padding: 2rem;
  }
}
@media (min-width: 1024px) {
  .image-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
@media (min-width: 1280px) {
  .image-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.grid-cell {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  cursor: crosshair;
  content-visibility: auto;
  contain-intrinsic-size: 1px 300px;
}

/* Taxonomy 2-col grid */
.taxonomy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.taxonomy-cell {
  padding: 8px 12px;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: crosshair;
  border-bottom: 1px solid rgba(0,0,0,0.8);
  border-right: 1px solid rgba(0,0,0,0.8);
  transition: all 0.08s ease;
}
.taxonomy-cell:nth-child(even) {
  border-right: none;
}
.taxonomy-cell:hover {
  background: #000;
  color: #fff;
}
.taxonomy-cell.active {
  background: #111111;
  color: #fff;
}

/* Grid hover overlay */
.grid-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 10px;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}
.group:hover .grid-overlay {
  opacity: 1;
}

/* Taxonomy pill buttons */
.tag-pill {
  border: 1px solid #000;
  padding: 6px 14px;
  font-size: 9px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: transparent;
  color: #000;
  cursor: crosshair;
  transition: all 0.1s ease;
}
.tag-pill:hover {
  background: #000;
  color: #fff;
}

/* Related entry card */
.related-card {
  border: 1px solid #000;
  cursor: crosshair;
  transition: all 0.1s ease;
  flex-shrink: 0;
}
.related-card:hover {
  background: #000;
  color: #fff;
}

/* Taxonomy sub-category panel */
.taxonomy-sub-item {
  padding: 6px 12px;
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: crosshair;
  border-bottom: 1px solid #000;
  transition: all 0.08s ease;
}
.taxonomy-sub-item:hover {
  background: #000;
  color: #fff;
}
.taxonomy-sub-item.active {
  background: #000;
  color: #fff;
}
.taxonomy-group-header {
  padding: 6px 12px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: crosshair;
  border-bottom: 1px solid rgba(0,0,0,0.8);
  background: #FAF9F6;
  transition: all 0.08s ease;
}
.taxonomy-group-header:hover {
  background: #000;
  color: #fff;
}
.taxonomy-group-header.active {
  background: #000;
  color: #fff;
}

#taxonomy-sub:not(.hidden) {
  max-height: min(38vh, 260px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 767px) {
  #sticky-note-panel { display: none !important; }
  .sticky-trigger {
    min-width: 44px;
    min-height: 44px;
  }
}

@keyframes hotspotPulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.7; }
  100% { transform: scale(1); opacity: 1; }
}
#detail-image-view.detail-active .hotspot-dot {
  animation: hotspotPulse 3s ease-in-out infinite;
}
#detail-image-view.detail-active .hotspot-btn:hover .hotspot-dot {
  animation: none;
  transform: scale(1.35);
}

#detail-desktop-stack {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

#master-dock {
  padding-bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
}

/* ── BOOT OVERLAY ── */
#boot-overlay {
  position: fixed;
  inset: 0;
  background: #000;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #CCFF00;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.3em;
  pointer-events: all;
  transition: opacity 0.5s ease-out;
}
/* Scanline effect */
#boot-overlay::before {
  content: " ";
  display: block;
  position: absolute;
  top: 0; left: 0; bottom: 0; right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 255, 0, 0.06));
  z-index: 2;
  background-size: 100% 2px, 3px 100%;
  pointer-events: none;
}
#detail-image.scanning {
  animation: forensicScan 2s ease-in-out infinite;
  will-change: filter;
}
@keyframes forensicScan {
  0% { filter: grayscale(1) contrast(1.2) brightness(1); }
  50% { filter: grayscale(0.5) contrast(1.5) brightness(1.2); }
  100% { filter: grayscale(1) contrast(1.2) brightness(1); }
}
.boot-text { position: relative; z-index: 3; }
#boot-overlay.boot-fade-out {
  opacity: 0;
}
#boot-overlay .boot-text {
  font-family: var(--font-mono);
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.3em;
  color: #fff; opacity: 0.7;
}
#boot-overlay .boot-cursor {
  display: inline-block; width: 2px; height: 1.1em;
  background: #fff; margin-left: 3px;
  vertical-align: text-bottom;
  animation: cursorBlink 0.5s step-end infinite;
}
html.dark #boot-overlay { background: #0A0A0A; }

/* Index-open state: suppress interactive overlays */
.index-open .hotspot-btn,
.index-open .hotspot-dot,
.index-open #btn-viewer-prev,
.index-open #btn-viewer-next,
.index-open #master-dock,
.index-open #hotspot-popup {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

/* PAN & ZOOM */
#detail-image {
  transform-origin: center center;
  transition: transform 0.1s ease-out;
  will-change: transform;
}
.dragging { cursor: grabbing !important; transition: none !important; }
#detail-desktop-stack { cursor: grab; overflow: hidden; }

/* GRAPH FULLSCREEN */
.fullscreen-graph {
  position: fixed !important;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 10000;
  background: inherit;
}
#btn-graph-fullscreen {
  position: absolute;
  top: 10px; right: 10px;
  z-index: 10;
  background: var(--bg-color, #FAF9F6);
  border: 1px solid #000;
  padding: 4px 8px;
  font-size: 10px;
  text-transform: uppercase;
  font-family: var(--font-mono);
  cursor: pointer;
}
html.dark #btn-graph-fullscreen {
  background: #0A0A0A;
  border-color: rgba(255,255,255,0.3);
  color: #fff;
}
html.dark #btn-graph-fullscreen:hover { background: #CCFF00; color: #000; }

/* ── CONNECTION MATRIX ── */
#connection-matrix {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
}
#connection-matrix.open {
  display: flex;
  align-items: center;
  justify-content: center;
}
#connection-matrix .matrix-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
}
#connection-matrix .matrix-panel {
  position: relative; z-index: 1;
  width: 100%; height: 100%;
  max-width: 900px; max-height: 90vh;
  margin: 0 auto;
  background: #FAF9F6;
  border: 1px solid rgba(0,0,0,0.8);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
html.dark #connection-matrix .matrix-panel {
  background: #0A0A0A;
  border-color: rgba(255,255,255,0.2);
}
.matrix-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(0,0,0,0.8);
  background: #000; color: #fff;
}
html.dark .matrix-header { background: #111; }
.matrix-center {
  padding: 20px; border-bottom: 1px solid rgba(0,0,0,0.15);
  text-align: center;
}
html.dark .matrix-center { border-color: rgba(255,255,255,0.1); }
.matrix-section {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}
html.dark .matrix-section { border-color: rgba(255,255,255,0.08); }
.matrix-section-title {
  font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.2em;
  opacity: 0.4; margin-bottom: 12px;
}
.matrix-entries {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 8px;
}
.matrix-entry {
  border: 1px solid rgba(0,0,0,0.3);
  padding: 10px; cursor: pointer;
  transition: all 0.12s ease;
}
.matrix-entry:hover {
  background: #000; color: #fff;
}
html.dark .matrix-entry {
  border-color: rgba(255,255,255,0.15);
}
html.dark .matrix-entry:hover {
  background: #CCFF00; color: #000;
}
.matrix-tag {
  display: inline-block;
  font-size: 9px; font-family: 'IBM Plex Mono', monospace;
  text-transform: uppercase; letter-spacing: 0.06em;
  border: 1px solid rgba(0,0,0,0.3);
  padding: 3px 8px; margin: 3px 3px 3px 0;
}
html.dark .matrix-tag { border-color: rgba(255,255,255,0.2); }

/* CMD PALETTE */
.cmd-item { border-bottom: 1px solid rgba(0,0,0,0.1); }
html.dark .cmd-item { border-bottom: 1px solid rgba(255,255,255,0.1); }
.cmd-item:hover, .cmd-item.selected { background: #000; color: #fff; }
html.dark .cmd-item:hover, html.dark .cmd-item.selected { background: #CCFF00; color: #000; }

/* DARK MODE OVERRIDES */
html.dark .sticky-trigger { border-color: rgba(255,255,255,0.3); }
html.dark #sticky-note-panel { 
  border-color: rgba(255,255,255,0.3); 
  box-shadow: 4px 4px 0px rgba(255,255,255,0.1); 
  background: #111111; 
}
html.dark .sticky-note-title, html.dark .sticky-note-close, html.dark .sticky-note-body {
  color: #F4F4F5;
}
html.dark .hotspot-dot {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(0, 0, 0, 0.6);
  box-shadow: 0 0 15px rgba(255,255,255,0.2);
}
html.dark .info-box {
  border-color: rgba(255,255,255,0.2);
  background: rgba(17,17,17,0.85);
  backdrop-filter: blur(8px);
  color: #F4F4F5;
  box-shadow: 3px 3px 0px rgba(204,255,0,0.2);
}
html.dark .entry-row-active {
  background: #CCFF00 !important;
  color: #000 !important;
}
html.dark .taxonomy-cell {
  border-color: rgba(255,255,255,0.2);
}
html.dark .taxonomy-cell:hover {
  background: #CCFF00;
  color: #000;
}
html.dark .taxonomy-cell.active {
  background: #CCFF00;
  color: #000;
}
html.dark .tag-pill {
  border-color: rgba(255,255,255,0.3);
  color: #F4F4F5;
}
html.dark .tag-pill:hover {
  background: #CCFF00;
  color: #000;
}
html.dark .related-card {
  border-color: rgba(255,255,255,0.3);
}
html.dark .related-card:hover {
  background: #CCFF00;
  color: #000;
}
html.dark .taxonomy-sub-item { border-color: rgba(255,255,255,0.2); }
html.dark .taxonomy-sub-item:hover, html.dark .taxonomy-sub-item.active { background: #CCFF00; color: #000; }
html.dark .taxonomy-group-header { border-color: rgba(255,255,255,0.2); background: #0A0A0A; }
html.dark .taxonomy-group-header:hover, html.dark .taxonomy-group-header.active { background: #CCFF00; color: #000; }

html.dark #master-dock { border-color: rgba(255,255,255,0.2); box-shadow: 0 -10px 20px rgba(0,0,0,0.5); }
html.dark .image-grid .img-placeholder { background: #222; }
html.dark .image-grid .img-placeholder::after { background: rgba(255,255,255,0.2); }
html.dark ::-webkit-scrollbar-track { background: #0A0A0A; }
html.dark ::-webkit-scrollbar-thumb { background: #333; }
html.dark ::-webkit-scrollbar-thumb:hover { background: #CCFF00; }

/* ── STAGGERED GRID ENTRANCE ── */
@keyframes gridFadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.grid-cell { opacity: 0; animation: gridFadeUp 0.35s ease forwards; }

/* ── SKELETON SHIMMER ── */
@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.skeleton {
  background: linear-gradient(90deg, #E8E6E1 25%, #F5F4F0 50%, #E8E6E1 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease infinite;
  aspect-ratio: 3/4;
}
html.dark .skeleton {
  background: linear-gradient(90deg, #1a1a1a 25%, #222 50%, #1a1a1a 75%);
  background-size: 200% 100%;
}

/* ── LAZY FADE-IN ── */
.grid-cell img { opacity: 0; transition: opacity 0.4s ease; }
.grid-cell img.loaded { opacity: 1; }

/* ── CUSTOM CURSOR ── */
#image-grid { cursor: crosshair; }
#detail-desktop-stack { cursor: grab; }
.dragging { cursor: grabbing !important; }

/* ── FILTER CHIPS ── */
#filter-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.filter-chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 9px; font-family: 'IBM Plex Mono', monospace;
  text-transform: uppercase; letter-spacing: 0.06em;
  border: 1px solid #000; padding: 3px 8px;
  background: #000; color: #fff; cursor: pointer;
}
html.dark .filter-chip { background: #CCFF00; color: #000; border-color: #CCFF00; }
.filter-chip:hover { opacity: 0.7; }

/* ── ODOMETER COUNTER ── */
.odometer-digit {
  display: inline-block; overflow: hidden; height: 1.1em; vertical-align: bottom;
}
.odometer-digit-inner {
  transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

/* ── TIMELINE SCRUBBER ── */
#timeline-scrubber {
  display: flex; align-items: flex-end; gap: 1px;
  height: 24px; padding: 0 4px; cursor: pointer;
  border-bottom: 1px solid rgba(0,0,0,0.2);
}
html.dark #timeline-scrubber { border-color: rgba(255,255,255,0.15); }
.timeline-bar {
  flex: 1; min-width: 3px; background: rgba(0,0,0,0.25);
  transition: background 0.15s ease, height 0.2s ease;
}
.timeline-bar:hover, .timeline-bar.active { background: #000; }
html.dark .timeline-bar { background: rgba(255,255,255,0.15); }
html.dark .timeline-bar:hover, html.dark .timeline-bar.active { background: #CCFF00; }

/* ── BOOKMARK STAR ── */
.bookmark-star {
  font-size: 14px; cursor: pointer; opacity: 0.3;
  transition: opacity 0.15s ease, transform 0.15s ease;
  user-select: none; line-height: 1;
}
.bookmark-star:hover { opacity: 0.6; transform: scale(1.2); }
.bookmark-star.bookmarked { opacity: 1; color: #CCFF00; text-shadow: 0 0 4px rgba(204,255,0,0.4); }

/* ── TOAST NOTIFICATION ── */
@keyframes toastIn { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; } }
#toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  z-index: 99999; padding: 8px 20px;
  font-size: 10px; font-family: 'IBM Plex Mono', monospace;
  text-transform: uppercase; letter-spacing: 0.1em;
  background: #000; color: #fff; border: 1px solid rgba(255,255,255,0.2);
  pointer-events: none; animation: toastIn 0.3s ease;
}
html.dark #toast { background: #CCFF00; color: #000; }

/* ── ACCENT GLOW ── */
.accent-glow {
  position: absolute; inset: 0; pointer-events: none;
  opacity: 0.15; transition: box-shadow 0.8s ease;
}

/* ── SKIP TO CONTENT ── */
.skip-link {
  position: absolute; top: -100px; left: 0; z-index: 99999;
  background: #000; color: #fff; padding: 8px 16px;
  font-size: 12px; font-family: 'IBM Plex Mono', monospace;
  text-transform: uppercase;
}
.skip-link:focus { top: 0; }

/* ── RECENTLY VIEWED ── */
.recent-row {
  display: flex; gap: 6px; padding: 6px 12px; overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.recent-thumb {
  width: 36px; height: 44px; object-fit: cover; flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.3); cursor: pointer;
  filter: grayscale(70%); transition: filter 0.2s ease;
}
.recent-thumb:hover { filter: none; }
html.dark .recent-thumb { border-color: rgba(255,255,255,0.2); }

/* ── FEATURE 1: EXPORTABLE DOSSIER ── */
#dossier-template {
  position: fixed; left: -9999px; top: -9999px;
  width: 1080px; height: 1920px;
  background: #FFFFFF; overflow: hidden;
  font-family: var(--font-mono);
  display: flex; flex-direction: column;
}
#dossier-template .dossier-header {
  padding: 60px 60px 40px;
  border-bottom: 3px solid #000;
}
#dossier-template .dossier-brand {
  font-size: 42px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.15em;
  color: #000; line-height: 1.1;
}
#dossier-template .dossier-year {
  font-size: 22px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.3em;
  color: #000; margin-top: 12px; opacity: 0.6;
}
#dossier-template .dossier-image-wrap {
  flex: 1; display: flex; align-items: center;
  justify-content: center; overflow: hidden;
  padding: 30px 60px;
}
#dossier-template .dossier-image-wrap img {
  max-width: 100%; max-height: 100%;
  object-fit: contain;
}
#dossier-template .dossier-footer {
  padding: 40px 60px 60px;
  border-top: 3px solid #000;
}
#dossier-template .dossier-critique {
  font-size: 18px; line-height: 1.6;
  text-transform: uppercase; letter-spacing: 0.04em;
  color: #000;
}
#dossier-template .dossier-watermark {
  font-size: 14px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.3em;
  color: #000; opacity: 0.3; margin-top: 20px;
}
#btn-export-dossier {
  min-width: 44px; min-height: 44px;
  touch-action: manipulation;
}

/* ── HEADER TELEMETRY FEED ── */
#header-telemetry {
  display: flex; align-items: center;
  min-width: 0; overflow: hidden;
}
#telemetry-text {
  display: inline-block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
#telemetry-cursor {
  display: inline-block;
  width: 2px; height: 1.1em;
  background: currentColor;
  margin-left: 2px; flex-shrink: 0;
  vertical-align: text-bottom;
  animation: cursorBlink 0.7s step-end infinite;
}
@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ── FEATURE: EVOLUTION MATRIX ── */
#timeline-view {
  position: relative; width: 100%; height: 100%;
  overflow-x: auto; overflow-y: hidden;
  white-space: nowrap; -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
}
#timeline-view::-webkit-scrollbar { display: none; }
#timeline-view.active { display: block; }
.timeline-axis {
  position: absolute; top: 50%; left: 0; right: 0;
  height: 1px; background: #000; z-index: 0;
}
html.dark .timeline-axis { background: rgba(255,255,255,0.3); }
.timeline-node {
  display: inline-block; position: relative;
  width: 180px; height: 100%; vertical-align: top;
  margin: 0 40px; cursor: pointer; z-index: 1;
}
.node-content {
  position: absolute; left: 50%; transform: translateX(-50%);
  text-align: center; width: 140px;
}
.node-top { bottom: calc(50% + 20px); }
.node-bottom { top: calc(50% + 20px); }
.node-stem {
  position: absolute; left: 50%; width: 1px; background: #000;
  height: 20px; transform: translateX(-50%);
}
html.dark .node-stem { background: rgba(255,255,255,0.3); }
.node-stem-top { bottom: 0; }
.node-stem-bottom { top: -20px; }
.node-thumb {
  width: 100%; aspect-ratio: 3/4; object-fit: cover;
  border: 1px solid #000; filter: grayscale(1); transition: all 0.2s ease;
}
html.dark .node-thumb { border-color: rgba(255,255,255,0.2); }
.timeline-node:hover .node-thumb { filter: grayscale(0); transform: translateY(-5px); }
.node-meta { font-family: 'IBM Plex Mono', monospace; font-size: 9px; margin-top: 8px; line-height: 1.2; white-space: normal; }
.node-year { font-weight: bold; font-size: 11px; margin-bottom: 2px; display: block; }