leankg 0.19.31

:root {
  color-scheme: dark;
  font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
}

body {
  margin: 0;
  background: #0b1120;
  color: #e2e8f0;
}

.explorer {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: #0f172a;
  border-bottom: 1px solid #1e293b;
}

.topbar h1 {
  font-size: 15px;
  margin: 0;
  font-weight: 600;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.counts {
  font-size: 12px;
  color: #94a3b8;
}

button {
  background: #1e293b;
  color: #e2e8f0;
  border: 1px solid #334155;
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
}

button:hover:not(:disabled) {
  background: #334155;
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

button.primary {
  background: #2563eb;
  border-color: #2563eb;
}

.banner {
  padding: 8px 16px;
  font-size: 13px;
}

.banner.error {
  background: #7f1d1d33;
  color: #fca5a5;
}

.stage {
  position: relative;
  flex: 1;
}

.empty-state {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: #94a3b8;
}

.empty-state p {
  margin: 0;
}

.cluster-legend {
  position: absolute;
  top: 12px;
  left: 12px;
  background: #0f172acc;
  border: 1px solid #1e293b;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12px;
  max-width: 260px;
  overflow-y: auto;
  max-height: 60%;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.legend-title {
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 2px;
}

.legend-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  flex: none;
}

.legend-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #94a3b8;
}

.legend-count {
  margin-left: auto;
  color: #64748b;
}

.legend-total {
  color: #475569;
  margin-top: 2px;
}

.detail-panel {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 280px;
  background: #0f172acc;
  border: 1px solid #1e293b;
  border-radius: 8px;
  font-size: 13px;
  overflow: hidden;
}

.detail-empty {
  padding: 16px;
  color: #64748b;
}

.detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: #1e293b;
  font-weight: 600;
}

.detail-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.detail-close {
  border: none;
  background: none;
  padding: 0 4px;
  font-size: 16px;
  color: #94a3b8;
}

.detail-body {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 12px;
  padding: 12px;
  margin: 0;
}

.detail-body dt {
  color: #64748b;
}

.detail-body dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
}

/* ── FR-E30..E43 panels ────────────────────────────────────────────── */

.panel {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 260px;
  max-height: 70%;
  overflow-y: auto;
  background: #0f172acc;
  border: 1px solid #1e293b;
  border-radius: 8px;
  font-size: 13px;
  padding: 10px 12px;
  z-index: 5;
}

.panel-title {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 600;
  color: #cbd5e1;
}

.panel-subtitle {
  margin: 10px 0 4px;
  font-size: 12px;
  font-weight: 600;
  color: #94a3b8;
}

.panel-muted {
  color: #64748b;
  font-size: 12px;
  margin: 4px 0;
}

/* Stacked panels: summary left-top, others offset below/right. */
.panel[data-testid='graph-summary'] { left: 12px; top: 12px; }
.panel[data-testid='filter-panel'] { left: 284px; top: 12px; }
.panel[data-testid='settings-panel'] { left: 556px; top: 12px; }
.panel[data-testid='projects-panel'] { left: 284px; top: 220px; }
.panel[data-testid='search-panel'] { left: 284px; top: 12px; width: 320px; }
.panel[data-testid='export-panel'] { left: 556px; top: 220px; }
.panel[data-testid='history-panel'] { left: 12px; top: 220px; }

.summary-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  margin: 0 0 8px;
}

.summary-grid dt { color: #64748b; }
.summary-grid dd { margin: 0; text-align: right; }

.breakdown-list,
.filter-list,
.project-list,
.history-list,
.detail-rels ul,
.search-results {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.breakdown-list li,
.detail-rels li {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: #94a3b8;
}

.breakdown-count { color: #64748b; }

.filter-hint { color: #94a3b8; font-size: 12px; margin: 0 0 8px; }

.filter-row {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.filter-row input[type='checkbox'],
.setting-row.toggle input[type='checkbox'] {
  accent-color: #2563eb;
}

.setting-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  color: #94a3b8;
}

.setting-row input[type='range'] { flex: 1; min-width: 0; }
.setting-value { color: #64748b; font-size: 12px; width: 34px; text-align: right; }

.history-actions,
.export-actions,
.project-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
}

.history-item { color: #94a3b8; }

.export-note { color: #34d399; font-size: 12px; }

.search-input {
  width: 100%;
  box-sizing: border-box;
  background: #1e293b;
  color: #e2e8f0;
  border: 1px solid #334155;
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  margin-bottom: 8px;
}

.search-result {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 4px 8px;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 12px;
}

.search-result:hover,
.search-result.selected { background: #1e293b; }

.search-name { color: #e2e8f0; }
.search-file { color: #64748b; font-size: 11px; grid-column: 2 / 4; }
.search-type { color: #94a3b8; font-size: 11px; }
.search-rank { color: #475569; font-size: 11px; }

.project-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  text-align: left;
  font-size: 12px;
}

.project-row.active { background: #1e3a5f; }
.project-name { color: #e2e8f0; }
.project-count { color: #64748b; }

.detail-rels {
  border-top: 1px solid #1e293b;
  margin-top: 8px;
  padding-top: 8px;
}

.detail-rels h4 {
  margin: 0 0 4px;
  font-size: 12px;
  color: #94a3b8;
}

.detail-snippet {
  margin: 8px 0 0;
  padding: 8px;
  background: #0b1120;
  border: 1px solid #1e293b;
  border-radius: 6px;
  font-size: 11px;
  line-height: 1.5;
  overflow-x: auto;
  max-height: 220px;
  overflow-y: auto;
  color: #94a3b8;
  white-space: pre;
}

/* Error banner (FR-E40) */
.error-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: #7f1d1d66;
  color: #fca5a5;
  font-size: 13px;
  border-bottom: 1px solid #7f1d1d;
}

.error-text { flex: 1; }
.error-retry,
.error-dismiss {
  background: #450a0a;
  border-color: #7f1d1d;
}

/* Loading overlay (FR-E39) */
.loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: #0b1120cc;
  color: #94a3b8;
  font-size: 14px;
  z-index: 20;
}

.spinner {
  width: 22px;
  height: 22px;
  border: 3px solid #1e293b;
  border-top-color: #2563eb;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-progress { color: #64748b; }

/* Shortcuts hint (FR-E41) */
.shortcuts-hint {
  position: absolute;
  bottom: 8px;
  right: 12px;
  font-size: 11px;
  color: #475569;
  user-select: none;
}

.panel-tabs {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.panel-tabs button {
  padding: 4px 8px;
  font-size: 12px;
}

.panel-tabs button.active {
  background: #2563eb;
  border-color: #2563eb;
}

/* FR-E42 — responsive layout: collapse panels to overlay on small screens. */
@media (max-width: 900px) {
  .panel[data-testid='filter-panel'],
  .panel[data-testid='settings-panel'],
  .panel[data-testid='projects-panel'],
  .panel[data-testid='export-panel'],
  .panel[data-testid='history-panel'],
  .panel[data-testid='search-panel'] {
    left: 12px;
    top: auto;
    bottom: 56px;
    width: min(320px, calc(100vw - 24px));
  }

  .topbar-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .panel-tabs { order: 3; width: 100%; }
}

/* FR-E43 — a11y: visible focus, reduced motion. */
button:focus-visible,
input:focus-visible,
.search-result:focus-visible {
  outline: 2px solid #60a5fa;
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .spinner { animation: none; }
  * { transition: none !important; }
}