.trail-pane {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto auto;
  min-height: 0;
  overflow: hidden;
}

.trail-pane.collapsed .trail-list,
.trail-pane.collapsed .progress-panel,
.trail-pane.collapsed .jump-latest,
.trail-pane.collapsed #trail-filter {
  display: none;
}

.trail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 18px 10px;
}

.trail-controls {
  display: flex;
  gap: 8px;
  align-items: center;
}

.trail-controls select {
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  padding: 8px 10px;
  background: #fff;
}

.trail-list {
  overflow: auto;
  padding: 0 18px 12px;
  display: grid;
  gap: 6px;
  align-content: start;
}

.trail-compact-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  min-width: 0;
}

.trail-compact-row.trail-compact-active {
  border-color: rgba(var(--brand-rgb), 0.45);
  background: rgba(var(--brand-rgb), 0.08);
  box-shadow: inset 0 0 0 1px rgba(var(--brand-rgb), 0.2);
}

.trail-compact-time {
  font-size: 10px;
  color: var(--muted);
  white-space: nowrap;
}

.trail-compact-text {
  font-size: 12px;
  line-height: 1.25;
  color: var(--text);
  min-width: 0;
  overflow-wrap: anywhere;
}

.trail-empty {
  color: var(--muted);
  font-size: 13px;
  font-style: italic;
  padding: 24px 0;
  text-align: center;
}

.trail-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  overflow: hidden;
}

.trail-summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  cursor: pointer;
  min-width: 0;
}

.trail-summary > div {
  min-width: 0;
}

.trail-summary strong {
  display: block;
  font-size: 14px;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.trail-summary .muted {
  display: block;
  font-size: 12px;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.trail-badge {
  font-size: 11px;
  border-radius: 999px;
  padding: 3px 7px;
  flex-shrink: 0;
}

.trail-badge.ok { background: rgba(var(--ok-rgb), 0.14); color: var(--ok); }
.trail-badge.warn { background: rgba(var(--accent-rgb), 0.16); color: var(--warn); }
.trail-badge.bad { background: rgba(var(--bad-rgb), 0.15); color: var(--bad); }
.trail-badge.external { background: rgba(var(--brand-rgb), 0.12); color: var(--brand); }
.trail-badge.pending { background: rgba(var(--muted-rgb), 0.14); color: var(--muted); }
.trail-badge.user { background: rgba(var(--brand-rgb), 0.12); color: var(--brand); }
.trail-badge.assistant { background: rgba(var(--ink-rgb), 0.08); color: var(--ink); }
.trail-badge.finguard { background: rgba(var(--brand-rgb), 0.18); color: var(--brand); font-weight: 700; }

.trail-finguard-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-left: 6px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(var(--brand-rgb), 0.28);
  background: rgba(var(--brand-rgb), 0.09);
  color: var(--brand);
  font-size: 10px;
  font-weight: 700;
  vertical-align: middle;
}

.trail-compact-row.is-finguard {
  border-left: 3px solid rgba(var(--brand-rgb), 0.55);
  padding-left: 8px;
  background: linear-gradient(90deg, rgba(var(--brand-rgb), 0.1), transparent 24%);
}

.trail-detail {
  padding: 0 12px 12px;
  color: var(--muted);
  line-height: 1.5;
}

.progress-panel {
  padding: 14px 18px 20px;
  border-top: 1px solid var(--line);
}

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

.progress-title {
  font-weight: 700;
  font-size: 13px;
}

.progress-run-id {
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
  font-size: 11px;
  color: var(--muted);
}

.progress-items {
  font-size: 12px;
  color: var(--brand);
  font-weight: 600;
  margin: 3px 0 1px;
  letter-spacing: 0.01em;
}

.progress-finguard {
  display: inline-flex;
  align-items: center;
  margin-top: 2px;
  margin-bottom: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(var(--brand-rgb), 0.28);
  background: rgba(var(--brand-rgb), 0.08);
  color: var(--brand);
  font-size: 11px;
  font-weight: 700;
}

.progress-action-btn {
  margin-left: auto;
  padding: 2px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: transparent;
  font-size: 11px;
  cursor: pointer;
  color: var(--muted);
}

.progress-action-btn:hover {
  background: rgba(var(--bad-rgb), 0.1);
  border-color: var(--bad);
  color: var(--bad);
}

.progress-action-retry {
  color: var(--brand);
}

.progress-action-retry:hover {
  background: rgba(var(--brand-rgb), 0.1);
  border-color: var(--brand);
  color: var(--brand);
}

.progress-stage-status {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
  text-transform: capitalize;
}

/* kept for backward compat in case anything else references .progress-status */
.progress-status {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.progress-dots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(48px, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.progress-step {
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}

.progress-step .dot {
  width: 12px;
  height: 12px;
  margin: 0 auto 6px;
  border-radius: 999px;
  background: #d5d9de;
}

.progress-step.complete .dot { background: var(--ok); }
.progress-step.gate-step .dot { border: 2px solid var(--accent); background: transparent; }
.progress-step.gate-step.complete .dot { background: var(--ok); border-color: var(--ok); }
.progress-step.current .dot { background: var(--brand); box-shadow: 0 0 0 6px rgba(var(--brand-rgb), 0.2); }
.progress-step.gate-step.current .dot { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 6px rgba(var(--accent-rgb), 0.25); }
.progress-step.failed { color: #b42318; font-weight: 700; }
.progress-step.failed .dot { background: #b42318; box-shadow: 0 0 0 6px rgba(180, 35, 24, 0.16); }

.jump-latest {
  margin: 0 18px 10px;
}

/* ── Nested stage / agent / tool groups ────────────────────── */

.trail-stage-group {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  overflow: hidden;
}

.trail-stage-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  cursor: pointer;
  user-select: none;
}

.trail-stage-header:hover {
  background: rgba(var(--brand-rgb), 0.06);
}

.trail-stage-body {
  padding: 0 8px 8px 8px;
  display: grid;
  gap: 6px;
}

.trail-agent-group {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  overflow: hidden;
}

.trail-agent-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  cursor: pointer;
  font-size: 14px;
  user-select: none;
}

.trail-agent-header:hover {
  background: rgba(var(--brand-rgb), 0.06);
}

.trail-agent-body {
  padding: 0 0 6px 0;
  display: grid;
}

.trail-tool-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 8px 12px 8px 24px;
  cursor: pointer;
  font-size: 13px;
  user-select: none;
}

.trail-tool-row:hover {
  background: rgba(var(--brand-rgb), 0.06);
}

.trail-agent-body .trail-detail {
  padding: 4px 12px 10px 24px;
  font-size: 12px;
}

.trail-detail pre {
  font-size: 11px;
  background: rgba(var(--ink-rgb), 0.06);
  border-radius: var(--radius-sm);
  padding: 8px;
  overflow: auto;
  max-height: 200px;
  margin-top: 6px;
}

.trail-nest-arrow {
  font-size: 10px;
  color: var(--muted);
  transition: transform 0.1s;
  min-width: 10px;
}

.trail-nest-inner {
  padding-left: 4px;
}

.trail-nest-icon {
  font-size: 7px;
  color: var(--muted);
  min-width: 10px;
  text-align: center;
}

/* ── Info panel (ⓘ button + inline detail panel) ────────────── */

.trail-info-btn {
  margin-left: 4px;
  padding: 1px 6px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  cursor: pointer;
  line-height: 1.4;
  flex-shrink: 0;
}

.trail-info-btn:hover {
  background: rgba(var(--brand-rgb), 0.1);
  color: var(--brand);
  border-color: var(--brand);
}

.trail-info-panel {
  margin: 0 8px 6px 24px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  font-size: 12px;
}

.trail-info-section {
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  margin: 10px 0 4px;
}

.trail-info-section:first-child {
  margin-top: 0;
}

.trail-info-loading,
.trail-info-empty {
  color: var(--muted);
  font-style: italic;
  padding: 2px 0 6px;
}

.trail-doc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
  gap: 8px;
}

.trail-doc-view-btn {
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: transparent;
  font-size: 11px;
  cursor: pointer;
  color: var(--brand);
  white-space: nowrap;
}

.trail-doc-view-btn:hover {
  background: rgba(var(--brand-rgb), 0.08);
}

.trail-doc-text {
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
  font-size: 11px;
  line-height: 1.5;
  max-height: 180px;
  overflow: auto;
  background: rgba(var(--ink-rgb), 0.06);
  border-radius: 8px;
  padding: 8px 10px;
  margin: 4px 0 8px;
  white-space: pre-wrap;
  word-break: break-word;
}

.trail-extract-row {
  display: grid;
  grid-template-columns: minmax(120px, auto) 1fr auto;
  gap: 6px;
  align-items: baseline;
  padding: 4px 0 0;
}

.trail-extract-field {
  font-weight: 600;
  color: var(--text);
}

.trail-extract-val {
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
  color: var(--brand);
}

.trail-extract-src {
  font-size: 10px;
  color: var(--muted);
  text-align: right;
  white-space: nowrap;
}

.trail-extract-excerpt {
  font-style: italic;
  color: var(--muted);
  padding: 1px 0 6px 4px;
  border-left: 2px solid var(--line);
  margin: 2px 0 4px;
  font-size: 11px;
  line-height: 1.4;
}

.trail-val-row {
  display: grid;
  grid-template-columns: auto minmax(110px, auto) 1fr;
  gap: 6px;
  align-items: baseline;
  padding: 3px 0;
}

.trail-val-field {
  font-weight: 600;
}

.trail-val-detail {
  color: var(--muted);
  font-size: 11px;
}

.trail-val-mismatch {
  color: var(--warn);
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
}

/* ── Per-entity rows (one row per loan / claim ID) ──────────── */

.trail-entity-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 8px;
  align-items: center;
  padding: 8px 12px 8px 24px;
  cursor: pointer;
  font-size: 13px;
  user-select: none;
}

.trail-entity-row:hover {
  background: rgba(var(--brand-rgb), 0.06);
}

.trail-entity-id {
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
  font-size: 11px;
  font-weight: 700;
  color: var(--brand);
  white-space: nowrap;
  min-width: 110px;
}

.trail-entity-summary {
  color: var(--muted);
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.trail-entity-evt {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 6px;
  padding: 5px 0;
  font-size: 12px;
  align-items: baseline;
  border-bottom: 1px solid var(--line);
}

.trail-entity-evt:last-of-type {
  border-bottom: none;
}