/* ═══════════════════════════════════════════════
   LÉGENDE
   ═══════════════════════════════════════════════ */

#legend {
  position: absolute;
  bottom: 30px;
  right: 12px;
  z-index: 1000;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-sep);
  border-radius: var(--radius-xl);
  padding: 14px 16px;
  box-shadow: var(--shadow-card);
  min-width: 200px;
  max-width: 300px;
}

.legend-source-info {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  background: linear-gradient(135deg, rgba(11, 102, 95, 0.08) 0%, rgba(129, 200, 190, 0.12) 100%);
  border-left: 2.5px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 7px 9px;
  margin-bottom: 11px;
}

.legend-info-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  color: var(--color-accent);
  margin-top: 1px;
}

.legend-source-info span {
  flex: 1;
  min-width: 0;
  overflow-wrap: break-word;
  font-size: 9px;
  color: var(--color-text-light);
  line-height: 1.5;
  font-style: italic;
}

.legend-section-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-primary);
  margin-bottom: 3px;
}

.legend-section-sub {
  font-size: 10px;
  font-style: italic;
  color: var(--color-text-faint);
  margin-bottom: 9px;
  line-height: 1.35;
}

/* Taille des cercles proportionnels :*/

#volume-legend-container {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 10px;
}

.legend-size-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.legend-circle {
  border-radius: 50%;
  background: rgba(100, 100, 100, 0.20);
  border: 1.5px solid var(--color-text-muted);
  flex-shrink: 0;
}

.legend-size-label {
  font-size: 10px;
  color: var(--color-text-light);
  white-space: nowrap;
}

.legend-divider {
  border: none;
  border-top: 1px solid var(--color-border-light);
  margin: 12px 0;
}

/* Gradient couleur */
.legend-ratio-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 5px;
}

.legend-ratio-circle {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: var(--shadow-circle);
}

.legend-ratio-label {
  font-size: 11px;
  color: var(--color-text-heading);
}