/* Flight Recorder CSS — custom properties per behavioral spec §18 */
:root {
  /* Component colors */
  --fr-proxy: #67e8f9;
  --fr-proxy-bg: rgba(103, 232, 249, 0.10);
  --fr-kanban: #a855f7;
  --fr-kanban-bg: rgba(168, 85, 247, 0.10);
  --fr-terminal: #34d399;
  --fr-terminal-bg: rgba(52, 211, 153, 0.10);
  --fr-django: #44bba4;
  --fr-django-bg: rgba(68, 187, 164, 0.10);
  --fr-journal: #fbbf24;
  --fr-journal-bg: rgba(251, 191, 36, 0.10);
  --fr-browser: #60a5fa;
  --fr-browser-bg: rgba(96, 165, 250, 0.10);
  --fr-cron: #f472b6;
  --fr-cron-bg: rgba(244, 114, 182, 0.10);
  --fr-system: #94a3b8;
  --fr-system-bg: rgba(148, 163, 184, 0.10);

  /* Status badge colors */
  --fr-status-running: #3b82f6;
  --fr-status-running-bg: rgba(59, 130, 246, 0.12);
  --fr-status-done: #22c55e;
  --fr-status-done-bg: rgba(34, 197, 94, 0.12);
  --fr-status-error: #ef4444;
  --fr-status-error-bg: rgba(239, 68, 68, 0.12);
  --fr-status-blocked: #f59e0b;
  --fr-status-blocked-bg: rgba(245, 158, 11, 0.12);
  --fr-status-archived: #6b7280;
  --fr-status-archived-bg: rgba(107, 114, 128, 0.12);

  /* Timeline */
  --fr-step-indent: 24px;
  --fr-timeline-line: var(--border-subtle);
  --fr-duration-bar-height: 8px;
}

/* Filter bar */
.fr-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: flex-end;
  padding: 12px 16px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--bg-secondary);
  margin-bottom: 16px;
}
.fr-filter-bar label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: var(--text-tertiary);
  display: block;
  margin-bottom: 2px;
}
.fr-filter-bar select,
.fr-filter-bar input[type="text"] {
  padding: 6px 10px;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 13px;
  min-width: 120px;
}
.fr-filter-bar select:focus,
.fr-filter-bar input[type="text"]:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.fr-filter-bar .fr-filter-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-left: auto;
}
.fr-filter-bar .fr-filter-count {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--fr-status-running-bg);
  color: var(--fr-status-running);
  font-size: 12px;
  font-weight: 500;
}

/* Status badges */
.fr-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}
.fr-badge--running { background: var(--fr-status-running-bg); color: var(--fr-status-running); }
.fr-badge--done { background: var(--fr-status-done-bg); color: var(--fr-status-done); }
.fr-badge--error { background: var(--fr-status-error-bg); color: var(--fr-status-error); }
.fr-badge--blocked { background: var(--fr-status-blocked-bg); color: var(--fr-status-blocked); }
.fr-badge--archived { background: var(--fr-status-archived-bg); color: var(--fr-status-archived); }

/* Component badges */
.fr-component-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 500;
}
.fr-component-badge--proxy { background: var(--fr-proxy-bg); color: var(--fr-proxy); }
.fr-component-badge--kanban { background: var(--fr-kanban-bg); color: var(--fr-kanban); }
.fr-component-badge--terminal { background: var(--fr-terminal-bg); color: var(--fr-terminal); }
.fr-component-badge--django { background: var(--fr-django-bg); color: var(--fr-django); }
.fr-component-badge--journal { background: var(--fr-journal-bg); color: var(--fr-journal); }
.fr-component-badge--browser { background: var(--fr-browser-bg); color: var(--fr-browser); }
.fr-component-badge--cron { background: var(--fr-cron-bg); color: var(--fr-cron); }
.fr-component-badge--system { background: var(--fr-system-bg); color: var(--fr-system); }

/* Sortable table headers */
.fr-table th a {
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.fr-table th a:hover { color: var(--accent); }
.fr-table th[aria-sort="ascending"] a::after { content: " ▲"; font-size: 10px; }
.fr-table th[aria-sort="descending"] a::after { content: " ▼"; font-size: 10px; }

/* Step timeline */
.fr-timeline {
  list-style: none;
  padding: 0;
  margin: 0;
}
.fr-step {
  position: relative;
  padding: 8px 12px;
  border-left: 2px solid var(--fr-timeline-line);
  margin-left: 0;
}
.fr-step[data-depth="1"] { margin-left: var(--fr-step-indent); }
.fr-step[data-depth="2"] { margin-left: calc(var(--fr-step-indent) * 2); }
.fr-step[data-depth="3"] { margin-left: calc(var(--fr-step-indent) * 3); }
.fr-step[data-depth="4"] { margin-left: calc(var(--fr-step-indent) * 4); }
.fr-step[data-depth="5"] { margin-left: calc(var(--fr-step-indent) * 5); }
.fr-step::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 14px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--fr-timeline-line);
  background: var(--bg-primary);
}
.fr-step--done::before { border-color: var(--fr-status-done); background: var(--fr-status-done-bg); }
.fr-step--error::before { border-color: var(--fr-status-error); background: var(--fr-status-error-bg); }
.fr-step--running::before { border-color: var(--fr-status-running); background: var(--fr-status-running-bg); }
.fr-step-header {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 4px 0;
}
.fr-step-header:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}
.fr-step-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  font-size: 12px;
  color: var(--text-tertiary);
  transition: transform 0.15s ease;
}
.fr-step.expanded > .fr-step-header .fr-step-toggle { transform: rotate(90deg); }
.fr-step-detail {
  display: none;
  padding: 8px 12px;
  margin-top: 4px;
  border-radius: 6px;
  background: var(--bg-secondary);
  font-size: 13px;
}
.fr-step.expanded > .fr-step-detail { display: block; }
.fr-step-detail pre {
  margin: 4px 0;
  padding: 8px;
  border-radius: 4px;
  background: var(--bg-primary);
  font-size: 12px;
  overflow-x: auto;
  max-height: 200px;
}
.fr-step-error {
  color: var(--fr-status-error);
  padding: 4px 0;
}

/* Duration bars */
.fr-duration-bar {
  height: var(--fr-duration-bar-height);
  border-radius: 4px;
  background: var(--fr-status-running-bg);
  min-width: 4px;
  max-width: 200px;
}
.fr-duration-bar-fill {
  height: 100%;
  border-radius: 4px;
  background: var(--fr-status-running);
  transition: width 0.2s ease;
}

/* Metadata card */
.fr-metadata-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.fr-metadata-item {
  padding: 8px 12px;
  border-radius: 6px;
  background: var(--bg-secondary);
}
.fr-metadata-item dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: var(--text-tertiary);
  margin-bottom: 2px;
}
.fr-metadata-item dd {
  font-size: 14px;
  color: var(--text-primary);
  margin: 0;
  word-break: break-all;
}

/* Warning banner */
.fr-warning-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 8px;
  background: rgba(245, 158, 11, 0.10);
  border: 1px solid var(--fr-status-blocked);
  color: var(--fr-status-blocked);
  margin-bottom: 16px;
}

/* Empty state */
.fr-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  color: var(--text-tertiary);
}
.fr-empty-state svg { margin-bottom: 12px; opacity: 0.5; }
.fr-empty-state p { margin-bottom: 8px; }

/* Type-to-confirm modal */
.fr-confirm-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
}
.fr-confirm-modal.active { display: flex; }
.fr-confirm-modal-content {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 24px;
  max-width: 420px;
  width: 90%;
}
.fr-confirm-modal-content input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  font-family: monospace;
  font-size: 14px;
  margin: 12px 0;
}

/* Retention table */
.fr-retention-table td,
.fr-retention-table th {
  padding: 8px 12px;
  text-align: left;
}

/* Sparkline */
.fr-sparkline { display: inline-block; vertical-align: middle; }

/* Pagination */
.fr-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 0;
}
.fr-pagination a,
.fr-pagination span {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  text-decoration: none;
}
.fr-pagination a {
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}
.fr-pagination a:hover { background: var(--bg-secondary); }
.fr-pagination .fr-page-current {
  background: var(--accent);
  color: white;
  font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
  .fr-filter-bar { flex-direction: column; }
  .fr-filter-bar select,
  .fr-filter-bar input[type="text"] { min-width: 100%; }
  .fr-metadata-grid { grid-template-columns: 1fr; }
  .fr-step[data-depth] { margin-left: 8px; }
}