/* Relations space — dossier layout (Fiches-like). */

#space-relations {
  background: var(--bg);
}

.relations-toolbar-right {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}

.relations-slider-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--muted);
  font-family: var(--sans);
}

.relations-slider-wrap input[type="range"] {
  width: 9rem;
  accent-color: var(--accent);
}

.relations-facet-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.relations-facet {
  font-family: var(--sans);
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface, #fff);
  color: var(--muted);
  cursor: pointer;
}

.relations-facet.active {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}

.relations-layout {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(13rem, 18rem) 1fr;
  overflow: hidden;
}

.relations-list-pane {
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 0.65rem;
  background: var(--bg-sidebar);
}

.relations-main {
  overflow-y: auto;
  padding: 1rem 1.15rem 1.5rem;
  min-width: 0;
}

.relations-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 12rem;
  padding: 2rem;
  text-align: center;
}

.relations-empty[hidden] {
  display: none !important;
}

/* List cards */

.rel-card {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.55rem 0.6rem;
  margin-bottom: 0.4rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--surface, #fff);
  cursor: pointer;
  font-family: var(--sans);
  color: inherit;
}

.rel-card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.rel-card.changed .rel-card-names {
  color: var(--accent);
}

.rel-card-names {
  font-size: 0.86rem;
  line-height: 1.35;
}

.rel-card-role {
  display: block;
  font-size: 0.72rem;
  font-style: italic;
  color: var(--muted);
  margin-top: 0.15rem;
}

.rel-card-meta {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.35rem;
}

.rel-stroke {
  flex: 1;
  height: 0;
  border-top-style: solid;
  border-top-color: var(--ink);
  opacity: 0.55;
  min-width: 2rem;
}

.rel-intensity-num {
  font-size: 0.68rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.rel-spotlight-tag {
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.rel-others-toggle {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  width: 100%;
  margin: 0.5rem 0 0.35rem;
  padding: 0.35rem 0.2rem;
  border: none;
  background: transparent;
  font-family: var(--sans);
  font-size: 0.72rem;
  color: var(--muted);
  cursor: pointer;
  text-align: left;
}

.rel-others-toggle .ico-chevron {
  width: 0.85rem;
  height: 0.85rem;
  transition: transform 0.15s ease;
}

.rel-others-toggle[aria-expanded="true"] .ico-chevron {
  transform: rotate(90deg);
}

.rel-others-group {
  margin-top: 0.15rem;
}

.rel-others-group[hidden] {
  display: none !important;
}

/* Dossier */

.rel-dossier {
  max-width: 42rem;
}

.rel-dossier-head {
  margin-bottom: 1.25rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border);
}

.rel-dossier-head h2 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
}

.rel-dossier-sub {
  margin: 0.35rem 0 0;
  font-size: 0.75rem;
  color: var(--muted);
  font-family: var(--sans);
}

.rel-changed-badge {
  display: inline-block;
  margin-top: 0.4rem;
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--accent);
}

.rel-direction {
  margin-bottom: 1.35rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border);
}

.rel-direction:last-of-type {
  border-bottom: none;
}

.rel-dir-label {
  margin: 0 0 0.5rem;
  font-size: 0.92rem;
  font-weight: 500;
}

.rel-facets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  margin-bottom: 0.45rem;
}

.rel-facet {
  font-family: var(--sans);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.rel-facet::after {
  content: "";
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  background: var(--border);
  margin-left: 0.45rem;
  vertical-align: middle;
}

.rel-facet:last-child::after {
  display: none;
}

.rel-role {
  margin: 0 0 0.55rem;
  font-size: 0.82rem;
  font-style: italic;
  color: var(--muted);
  font-family: var(--sans);
}

.rel-intensity-row {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.55rem;
  font-family: var(--sans);
  font-size: 0.72rem;
  color: var(--muted);
}

.rel-intensity-bar {
  flex: 1;
  height: 0.35rem;
  background: var(--wash);
  border-radius: 999px;
  overflow: hidden;
}

.rel-intensity-fill {
  height: 100%;
  background: var(--ink);
  border-radius: 999px;
  opacity: 0.75;
}

.rel-nature {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--ink);
}

.rel-nature.muted {
  color: var(--muted);
  font-style: italic;
}

.rel-copresent {
  margin: 0.5rem 0 1.25rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  color: var(--muted);
}

/* Timeline frise */

.rel-timeline-wrap {
  margin: 1.25rem 0 1.5rem;
}

.rel-timeline-kicker {
  margin: 0 0 0.55rem;
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.rel-timeline {
  display: flex;
  align-items: flex-end;
  gap: 0.15rem;
  min-height: 3.5rem;
  padding: 0.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.rel-timeline-seg {
  flex: 1 0 1.8rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  min-width: 1.8rem;
}

.rel-timeline-bar {
  width: 100%;
  max-width: 1.4rem;
  background: var(--wash);
  border-radius: 2px 2px 0 0;
  min-height: 0.25rem;
}

.rel-timeline-bar.has-data {
  background: var(--ink);
  opacity: 0.6;
}

.rel-timeline-bar.is-current {
  opacity: 1;
  outline: 1px solid var(--accent);
  outline-offset: 1px;
}

.rel-timeline-ch {
  font-family: var(--sans);
  font-size: 0.58rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* Constellation */

.rel-constellation-wrap {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.rel-constellation-kicker {
  margin: 0 0 0.5rem;
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.rel-constellation {
  width: 100%;
  max-width: 22rem;
  aspect-ratio: 1;
  display: block;
}

.rel-constellation .rel-star {
  fill: var(--ink);
  font-family: var(--sans);
  font-size: 10px;
}

.rel-constellation .rel-pov {
  fill: var(--accent);
  font-weight: 600;
  font-size: 11px;
}

.rel-constellation .rel-link {
  stroke: var(--border);
  fill: none;
}

.rel-constellation .rel-link.is-active {
  stroke: var(--accent);
  stroke-width: 2;
}

.rel-constellation .rel-node-hit {
  fill: transparent;
  cursor: pointer;
}

/* Context panel (Liens tab) */

.liens-delta-list {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
  font-family: var(--sans);
  font-size: 0.78rem;
}

.liens-delta-list li {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
  line-height: 1.45;
}

.liens-delta-list li:last-child {
  border-bottom: none;
}

.liens-delta-pair {
  font-weight: 500;
  color: var(--ink);
}

.liens-delta-before {
  color: var(--muted);
  font-style: italic;
}

.liens-delta-arrow {
  color: var(--muted);
  margin: 0 0.2rem;
}

.liens-kicker {
  font-size: 0.7rem;
  color: var(--muted);
  margin: 0.75rem 0 0.25rem;
  font-family: var(--sans);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .relations-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .relations-list-pane {
    max-height: 40vh;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}