/* ============================================================
   BLACK POPPY CANON — RELATIONSHIP ENGINE (Sprint 4.5 · APP-005)
   Thin charcoal connector lines. Small relationship chips.
   Editorial spacing. Calm and organic — never neon, never a
   technical network diagram.
   ============================================================ */

/* ---- badges: the kind of connection, quietly colored ---- */

.rel-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid;
  white-space: nowrap;
  background: transparent;
}

.rel-badge--stone    { color: var(--bp-slate);          border-color: var(--bp-silver); background: var(--color-surface-2); }
.rel-badge--finch    { color: #8a7415;                  border-color: var(--bp-finch); }
.rel-badge--dusty    { color: var(--bp-dusty-purple);   border-color: var(--bp-dusty-purple); }
.rel-badge--pink     { color: var(--bp-hot-pink);       border-color: var(--bp-hot-pink); }
.rel-badge--slate    { color: var(--bp-slate);          border-color: var(--bp-slate); }
.rel-badge--lavender { color: #7a6a96;                  border-color: var(--bp-soft-lavender); }

[data-theme="dark"] .rel-badge--finch    { color: var(--bp-finch); }
[data-theme="dark"] .rel-badge--lavender { color: var(--bp-soft-lavender); }
[data-theme="dark"] .rel-badge--stone    { background: transparent; }

/* ---- counts & group headings ---- */

.rel-counts { font-style: italic; }

.rel-group-heading {
  margin: var(--space-4) 0 var(--space-2);
}

/* ---- relationship cards ---- */

.rel-card-list {
  display: grid;
  gap: var(--space-2);
}

.rel-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-1) var(--space-3);
  align-items: baseline;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  text-decoration: none;
  color: var(--color-text);
  transition: border-color var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
}

a.rel-card:hover {
  border-color: var(--color-accent-quiet);
  box-shadow: var(--shadow-1);
}

a.rel-card:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.rel-card__title {
  font-family: var(--font-body);
  font-weight: 700;
  color: var(--color-heading);
}

.rel-card__meta {
  grid-row: 2;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-style: italic;
}

.rel-card__badges {
  grid-column: 2;
  grid-row: 1 / span 2;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  justify-self: end;
}

.rel-card__notes {
  grid-column: 1 / -1;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ---- the modal ---- */

.rel-modal {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-2);
  padding: var(--space-6);
  width: min(480px, calc(100vw - 2 * var(--space-4)));
}

.rel-modal::backdrop {
  background: rgba(20, 17, 20, 0.45);
}

.rel-modal__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  letter-spacing: 0.04em;
  color: var(--color-heading);
  margin: 0 0 var(--space-1);
}

.rel-modal__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.rel-modal__label {
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--color-text-muted);
  margin-top: var(--space-3);
}

.rel-modal__notes { resize: vertical; font-family: var(--font-body); }

.rel-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

/* ---- the graph: calm, organic, charcoal ---- */

.rel-graph__body { margin-top: var(--space-4); }

.rel-graph__svg {
  width: 100%;
  height: auto;
  display: block;
}

.rel-graph__line {
  stroke: var(--bp-ink);
  stroke-width: 1;
  opacity: 0.35;
}

[data-theme="dark"] .rel-graph__line { stroke: var(--bp-silver); }

.rel-graph__edge-label {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 10px;
  fill: var(--color-text-muted);
}

.rel-graph__node text {
  font-family: var(--font-body);
  font-size: 12px;
  fill: var(--color-text);
}

.rel-graph__node--center circle {
  fill: var(--color-heading);
}

.rel-graph__node--center text {
  font-weight: 700;
  fill: var(--color-heading);
}

.rel-graph__node[role="link"] { cursor: pointer; }

.rel-graph__node[role="link"]:hover text {
  fill: var(--color-accent-quiet);
}

.rel-graph__node:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.rel-graph__alt { margin-top: var(--space-4); }

/* ---- sidebar: recent connections ---- */

.sidebar__connections {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(198, 194, 204, 0.18);
}

.sidebar__connections-eyebrow {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-sidebar-muted);
  margin: 0 0 var(--space-2);
}

.sidebar__connection {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-sidebar-muted);
  text-decoration: none;
  padding: var(--space-1) 0;
  line-height: 1.5;
}

.sidebar__connection span { color: var(--color-sidebar-text); }

.sidebar__connection em {
  font-style: italic;
  color: var(--color-sidebar-muted);
}

.sidebar__connection:hover span { color: var(--bp-hot-pink); }

.sidebar__connection:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---- search overlay: related results ---- */

.search-overlay__related {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: var(--space-4) 0 0;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

/* ---- print: relationships read as a quiet list ---- */

@media print {
  .rel-graph, .rel-modal { display: none !important; }
}