/* =============================================================
   Latent Differentiation — Focus Panel
   Mode normal (panneau latéral) + mode plein écran
   ============================================================= */

.focus-content {
  font-family: var(--font-sans);
  color: var(--fg);
  padding-right: 4px;
}

/* =============================================================
   Toolbar (toggle fullscreen)
   ============================================================= */

.focus-toolbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 12px;
  padding-right: 32px;
}

.focus-fullscreen-toggle {
  background: transparent;
  border: 1px solid var(--rule-strong);
  color: var(--fg-muted);
  font-size: 1.1em;
  width: 30px;
  height: 30px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.focus-fullscreen-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* =============================================================
   Header
   ============================================================= */

.focus-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}

.focus-image-wrapper {
  margin-bottom: 16px;
}

.focus-image {
  width: 100%;
  aspect-ratio: 1;
  background-color: #000;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  border-radius: 2px;
}

.focus-regime {
  font-size: 0.7em;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 8px;
}

.focus-title {
  font-family: var(--font-serif);
  font-size: 1.35em;
  line-height: 1.3;
  font-weight: 400;
  color: var(--fg);
  margin-bottom: 4px;
  letter-spacing: -0.005em;
}

.focus-artist {
  font-size: 0.88em;
  color: var(--fg-muted);
  font-style: italic;
}

/* =============================================================
   Sections
   ============================================================= */

.focus-section {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}

.focus-section:last-child {
  border-bottom: none;
}

.focus-section-title {
  font-size: 0.72em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 8px;
}

.focus-section-intro {
  font-family: var(--font-serif);
  font-size: 0.9em;
  line-height: 1.55;
  color: var(--fg-muted);
  margin-bottom: 18px;
  font-style: italic;
}

/* =============================================================
   Delta grid
   ============================================================= */

.delta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.delta-cell {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.delta-cell-accent {
  border-color: var(--accent-dim);
  background: rgba(212, 205, 184, 0.05);
}

.delta-label {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--accent);
  font-weight: 500;
}

.delta-value {
  font-family: var(--font-mono);
  font-size: 1.5em;
  color: var(--fg);
  letter-spacing: -0.01em;
  line-height: 1;
}

.delta-hint {
  font-size: 0.72em;
  color: var(--fg-muted);
  font-style: italic;
  margin-top: 2px;
}

.delta-subhint {
  font-size: 0.68em;
  color: var(--fg-dim);
  font-style: italic;
}

/* =============================================================
   Neighbors rows
   ============================================================= */

.neighbors-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}

.neighbors-label {
  width: 95px;
  flex-shrink: 0;
  text-align: right;
  padding-top: 6px;
}

.neighbors-label-main {
  font-size: 0.78em;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 500;
}

.neighbors-label-long {
  font-size: 0.65em;
  color: var(--fg-dim);
  font-style: italic;
  margin-top: 3px;
  line-height: 1.3;
}

.neighbors-cells {
  display: flex;
  gap: 4px;
  flex: 1;
  overflow: hidden;
}

.neighbor-cell {
  background: transparent;
  border: 1px solid var(--rule);
  padding: 0;
  flex: 1;
  min-width: 0;
  cursor: pointer;
  transition: all 0.12s ease;
  border-radius: 2px;
  overflow: hidden;
}

.neighbor-cell:hover {
  border-color: var(--accent);
  transform: scale(1.06);
  z-index: 2;
  position: relative;
}

.neighbor-thumb {
  width: 100%;
  aspect-ratio: 1;
  background-color: #000;
  background-size: cover;
  background-position: center;
}

.neighbor-score {
  font-family: var(--font-mono);
  font-size: 0.62em;
  color: var(--fg-dim);
  padding: 2px 0;
  text-align: center;
  background: rgba(0, 0, 0, 0.6);
  letter-spacing: 0.02em;
}

.neighbor-cell:hover .neighbor-score {
  color: var(--accent);
}

/* =============================================================
   Drift chains (NOUVEAU)
   ============================================================= */

.drift-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 6px;
}

.drift-label {
  width: 95px;
  flex-shrink: 0;
  text-align: right;
}

.drift-label-main {
  font-size: 0.78em;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 500;
}

.drift-cells {
  display: flex;
  align-items: center;
  flex: 1;
  gap: 4px;
  overflow: hidden;
}

.drift-cell {
  background: transparent;
  border: 1px solid var(--rule);
  padding: 0;
  flex: 1;
  min-width: 0;
  cursor: pointer;
  transition: all 0.12s ease;
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.drift-cell:hover {
  border-color: var(--accent);
  transform: scale(1.06);
  z-index: 2;
  position: relative;
}

.drift-cell-start {
  border-color: var(--accent-dim);
  border-width: 2px;
}

.drift-cell-start::before {
  content: "•";
  position: absolute;
  top: 1px;
  left: 3px;
  color: var(--accent);
  font-size: 1.2em;
  z-index: 3;
  text-shadow: 0 0 3px rgba(0,0,0,0.8);
  line-height: 1;
}

.drift-thumb {
  width: 100%;
  aspect-ratio: 1;
  background-color: #000;
  background-size: cover;
  background-position: center;
}

.drift-score {
  font-family: var(--font-mono);
  font-size: 0.6em;
  color: var(--fg-dim);
  padding: 2px 0;
  text-align: center;
  background: rgba(0, 0, 0, 0.6);
  letter-spacing: 0.02em;
}

.drift-cell:hover .drift-score {
  color: var(--accent);
}

.drift-arrow {
  color: var(--fg-dim);
  font-size: 0.95em;
  flex-shrink: 0;
  font-family: var(--font-sans);
  line-height: 1;
}

/* =============================================================
   Key pairs
   ============================================================= */

.key-pair {
  display: flex;
  gap: 14px;
  align-items: stretch;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--rule);
  padding: 14px;
  width: 100%;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: left;
  margin-bottom: 12px;
  font-family: inherit;
  color: inherit;
}

.key-pair:hover {
  border-color: var(--accent);
  background: rgba(212, 205, 184, 0.05);
}

.key-pair-thumb {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  background-color: #000;
  background-size: cover;
  background-position: center;
  border-radius: 2px;
}

.key-pair-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.key-pair-header {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.key-pair-title {
  font-family: var(--font-mono);
  font-size: 0.8em;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.key-pair-description {
  font-family: var(--font-serif);
  font-size: 0.82em;
  color: var(--fg-muted);
  font-style: italic;
  line-height: 1.45;
}

.key-pair-target {
  font-size: 0.85em;
  color: var(--fg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.key-pair-target strong {
  font-weight: 500;
}

.key-pair-scores {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pair-score {
  font-family: var(--font-mono);
  font-size: 0.7em;
  color: var(--fg-dim);
  display: flex;
  gap: 4px;
}

.pair-score-label {
  color: var(--fg-dim);
}

.pair-score-value {
  color: var(--fg-muted);
}

.pair-score-main .pair-score-label,
.pair-score-main .pair-score-value {
  color: var(--accent);
  font-weight: 500;
}

/* =============================================================
   MODE PLEIN ÉCRAN
   ============================================================= */

.focus-panel.focus-fullscreen {
  position: fixed;
  top: var(--top-bar-h);
  left: 0;
  right: 0;
  bottom: var(--bottom-bar-h);
  width: auto;
  border-left: none;
  background: var(--bg);
  padding: 32px 64px;
  z-index: 7;
}

.focus-fullscreen .focus-content {
  max-width: 1400px;
  margin: 0 auto;
  padding-right: 0;
}

.focus-fullscreen .focus-header {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 40px;
  align-items: flex-start;
  margin-bottom: 48px;
  padding-bottom: 32px;
}

.focus-fullscreen .focus-image-wrapper {
  margin-bottom: 0;
}

.focus-fullscreen .focus-meta {
  padding-top: 24px;
}

.focus-fullscreen .focus-title {
  font-size: 2.4em;
  line-height: 1.1;
  margin-bottom: 12px;
}

.focus-fullscreen .focus-artist {
  font-size: 1.05em;
}

.focus-fullscreen .focus-regime {
  font-size: 0.78em;
}

.focus-fullscreen .delta-grid {
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.focus-fullscreen .delta-cell {
  padding: 18px 20px;
}

.focus-fullscreen .delta-value {
  font-size: 2em;
}

.focus-fullscreen .delta-hint {
  font-size: 0.78em;
}

.focus-fullscreen .delta-subhint {
  font-size: 0.72em;
}

.focus-fullscreen .neighbors-label,
.focus-fullscreen .drift-label {
  width: 140px;
}

.focus-fullscreen .neighbors-label-main,
.focus-fullscreen .drift-label-main {
  font-size: 0.85em;
}

.focus-fullscreen .neighbors-label-long {
  font-size: 0.72em;
}

.focus-fullscreen .neighbor-score,
.focus-fullscreen .drift-score {
  font-size: 0.72em;
}

.focus-fullscreen .drift-arrow {
  font-size: 1.1em;
}

.focus-fullscreen .key-pair-thumb {
  width: 120px;
  height: 120px;
}

.focus-fullscreen .key-pair {
  padding: 20px;
  gap: 24px;
}

.focus-fullscreen .key-pair-title {
  font-size: 0.9em;
}

.focus-fullscreen .key-pair-description {
  font-size: 0.95em;
}

.focus-fullscreen .key-pair-target {
  font-size: 1em;
}

.focus-fullscreen .key-pair-scores {
  gap: 16px;
}

.focus-fullscreen .pair-score {
  font-size: 0.78em;
}

.focus-fullscreen .focus-section {
  margin-bottom: 56px;
  padding-bottom: 40px;
}

.focus-fullscreen .focus-section-title {
  font-size: 0.85em;
}

.focus-fullscreen .focus-section-intro {
  font-size: 1.02em;
  margin-bottom: 24px;
  max-width: 800px;
}

/* =============================================================
   Probe scores (section dans focus quand prompt actif)
   ============================================================= */

.focus-section-probe {
  background: rgba(212, 205, 184, 0.04);
  border: 1px solid var(--accent-dim);
  border-radius: 2px;
  padding: 16px;
  margin-bottom: 32px;
}

.focus-section-probe .focus-section-title {
  margin-top: 0;
}

.probe-prompt-active {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 2px;
  font-size: 0.85em;
}

.probe-prompt-label {
  font-family: var(--font-sans);
  font-size: 0.7em;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
}

.probe-prompt-text {
  font-family: var(--font-serif);
  color: var(--fg);
  font-style: italic;
}

.probe-scores-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.probe-score-cell {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 10px 8px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.probe-score-cell-vlm {
  border-color: var(--accent-dim);
  background: rgba(212, 205, 184, 0.03);
}

.probe-score-cell-active {
  border-color: var(--accent);
  background: rgba(212, 205, 184, 0.10);
  box-shadow: 0 0 0 1px var(--accent-dim);
}

.probe-score-cell-na {
  opacity: 0.55;
}

/* Bandeau de variance VLM (mode variance) */

.probe-variance-row {
  background: rgba(208, 107, 91, 0.08);
  border: 1px solid rgba(208, 107, 91, 0.4);
  border-radius: 2px;
  padding: 12px 14px;
  margin-bottom: 12px;
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 16px;
  align-items: center;
}

.probe-variance-label {
  font-family: var(--font-sans);
  font-size: 0.72em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #d06b5b;
}

.probe-variance-value {
  font-family: var(--font-mono);
  font-size: 1.4em;
  color: #e08573;
  letter-spacing: -0.01em;
}

.probe-variance-hint {
  font-family: var(--font-serif);
  font-size: 0.78em;
  color: var(--fg-muted);
  font-style: italic;
  line-height: 1.4;
}

@media (max-width: 900px) {
  .probe-variance-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

.probe-prompt-fr {
  font-family: var(--font-serif);
  color: var(--fg-muted);
  font-style: italic;
  font-size: 0.92em;
  margin-left: 8px;
}

.probe-score-label {
  font-family: var(--font-sans);
  font-size: 0.65em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.probe-score-cell-na .probe-score-label {
  color: var(--fg-dim);
}

.probe-score-value {
  font-family: var(--font-mono);
  font-size: 1.1em;
  color: var(--fg);
  letter-spacing: -0.01em;
}

.probe-score-cell-na .probe-score-value {
  color: var(--fg-dim);
}

.probe-score-hint {
  font-size: 0.62em;
  color: var(--fg-muted);
  font-style: italic;
}

/* Responsive : grille 3 colonnes en mode panneau étroit */
@media (max-width: 900px) {
  .probe-scores-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.focus-fullscreen .probe-scores-grid {
  grid-template-columns: repeat(5, 1fr);
}

.focus-fullscreen .probe-score-cell {
  padding: 14px 12px;
}

.focus-fullscreen .probe-score-value {
  font-size: 1.4em;
}

/* =============================================================
   Loading / progress
   ============================================================= */

.loading-progress {
  position: fixed;
  bottom: 50%;
  left: 50%;
  transform: translate(-50%, 50%);
  font-family: var(--font-mono);
  font-size: 0.8em;
  color: var(--fg-muted);
  z-index: 50;
  pointer-events: none;
  text-align: center;
}

.loading-progress.hidden {
  display: none;
}

.loading-bar {
  width: 200px;
  height: 1px;
  background: var(--rule);
  margin: 12px auto 0;
  position: relative;
}

.loading-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s ease;
}

/* =============================================================
   Responsive
   ============================================================= */

@media (max-width: 900px) {
  .focus-fullscreen-toggle {
    display: none;
  }
  
  .focus-fullscreen .focus-header {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .focus-fullscreen .delta-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .focus-fullscreen {
    padding: 24px;
  }
}