/*
 * debug.css — ML & corpus visualizer styling
 *
 * Reuses jam.css color tokens via @import so the debug page stays in
 * sync with the rest of the app's dark palette. Adds debug-specific
 * tokens for the three guidance modes (chord/riff/lead) so they read
 * the same across the timeline strip, radar chart, and confusion matrix.
 */

@import url("/static/jam.css?v=22");

:root {
  --guidance-chord: #60a5fa;  /* cool blue */
  --guidance-riff:  #f97316;  /* warm orange (matches --accent) */
  --guidance-lead:  #f43f5e;  /* hot pink/red */
}

/* ---------------------------------------------------------------- header */
.debug-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.debug-header .brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--text);
  letter-spacing: 0.04em;
}
.debug-header nav { display: flex; gap: 18px; }
.debug-header nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 14px;
}
.debug-header nav a.active { color: var(--accent); }
.debug-header nav a:hover { color: var(--text); }

/* ---------------------------------------------------------------- tabs */
.debug-tabs {
  display: flex;
  gap: 4px;
  padding: 12px 24px 0;
  border-bottom: 1px solid var(--border);
}
.debug-tabs button {
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  color: var(--text-dim);
  padding: 8px 16px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
}
.debug-tabs button:hover { color: var(--text); }
.debug-tabs button.active {
  color: var(--text);
  background: var(--panel);
  border-color: var(--border);
  border-bottom-color: var(--panel);
  margin-bottom: -1px;
}

/* ---------------------------------------------------------------- views */
.debug-main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}
.tab-view { display: none; }
.tab-view.active { display: block; }
.view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.view-header h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}
.empty-state {
  padding: 48px;
  text-align: center;
  color: var(--text-dim);
  background: var(--panel);
  border: 1px dashed var(--border);
  border-radius: 8px;
}

/* ---------------------------------------------------------------- inspector */
.picker-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.picker-row label {
  color: var(--text-dim);
  font-size: 13px;
}
.picker-row select {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 13px;
  min-width: 320px;
}
.picker-row select option:disabled { color: var(--text-dim); }
.picker-row button {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 4px;
  font-size: 13px;
  cursor: pointer;
}
.picker-row button:hover { border-color: var(--accent); }

.timeline-panel, .chord-strip-panel, .detail-panel,
.confusion-panel, .corpus-table-panel,
.histogram-panel, .history-table-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}
.timeline-panel h3, .chord-strip-panel h3, .detail-panel h3,
.confusion-panel h3, .corpus-table-panel h3,
.histogram-panel h3, .history-table-panel h3,
.detail-block h4 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timeline-strip, .chord-strip {
  width: 100%;
  height: 56px;
  background: var(--panel-2);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}
.chord-strip { height: 32px; }
.timeline-strip svg, .chord-strip svg { width: 100%; height: 100%; }

.timeline-section {
  cursor: pointer;
  transition: stroke 0.15s;
  stroke: transparent;
  stroke-width: 2;
}
.timeline-section:hover { stroke: var(--text); }
.timeline-section.selected { stroke: var(--text); stroke-width: 3; }
.timeline-label {
  font-size: 11px;
  fill: var(--text);
  pointer-events: none;
}
.chord-pill {
  fill: var(--panel);
  stroke: var(--border);
  stroke-width: 1;
}
.chord-pill-label {
  font-size: 10px;
  fill: var(--text-dim);
  pointer-events: none;
}

.legend {
  margin-top: 10px;
  display: flex;
  gap: 10px;
  align-items: center;
}
.legend-pill {
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--bg);
}
.legend-pill.chord { background: var(--guidance-chord); }
.legend-pill.riff  { background: var(--guidance-riff); }
.legend-pill.lead  { background: var(--guidance-lead); }

/* --------------------------------------------------------- detail panel */
.detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.detail-summary {
  display: flex;
  gap: 14px;
  font-size: 13px;
}
.detail-summary span { color: var(--text-dim); }
.detail-summary b { color: var(--text); font-weight: 600; }
.detail-summary .mode-badge {
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--bg);
}
.detail-summary .mode-badge.chord { background: var(--guidance-chord); }
.detail-summary .mode-badge.riff  { background: var(--guidance-riff); }
.detail-summary .mode-badge.lead  { background: var(--guidance-lead); }

.detail-grid {
  display: grid;
  /* minmax(0, …) instead of plain 1fr/1.4fr so the columns can shrink
     below their min-content size. Without minmax(0, …), the per-stem
     table panel forces its grid track to ~1300px (11 nowrap columns)
     and the row overflows the viewport, pushing the radar off-screen
     to the right. With minmax(0, …) the table's overflow-x: auto kicks
     in and scrolls inside its column. */
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 16px;
  margin-bottom: 16px;
  /* Each panel sizes to its content; without this the shorter panel
     (usually the per-stem table) stretches to match the radar's
     fixed-height SVG and leaves dead space at the bottom. */
  align-items: start;
}
.detail-block {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
}
.landmark-block { margin-top: 0; }

.per-stem-table {
  overflow-x: auto;
  font-size: 12px;
}
.per-stem-table table {
  width: 100%;
  border-collapse: collapse;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}
.per-stem-table th,
.per-stem-table td {
  padding: 6px 8px;
  text-align: right;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.per-stem-table th {
  text-align: left;
  color: var(--text-dim);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.06em;
}
.per-stem-table th:first-child,
.per-stem-table td:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  background: var(--panel-2);
}
.per-stem-table tr.dominant td { background: rgba(249, 115, 22, 0.08); }
.per-stem-table tr.dominant td:first-child { color: var(--accent); font-weight: 600; }

/* Locked-height containers so percentage-height SVG children resolve to
   definite pixels (otherwise SVGs with a viewBox can blow up to many
   screens tall when the parent's height is auto). */
.radar-chart {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.radar-chart svg {
  width: 100%;
  height: 240px;
  display: block;
}
.radar-chart .legend {
  flex-wrap: wrap;
  margin-top: 0;
}
.landmark-roll {
  width: 100%;
  height: 200px;
  position: relative;
}
.landmark-roll svg {
  width: 100%;
  height: 100%;
  display: block;
}
.radar-axis-line { stroke: var(--border); stroke-width: 1; }
.radar-axis-label { font-size: 10px; fill: var(--text-dim); }
.radar-poly { fill-opacity: 0.18; stroke-width: 2; }

.landmark-roll-note { rx: 1; }

/* ---------------------------------------------------------------- corpus */
.corpus-aggregate {
  display: flex;
  gap: 24px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}
.corpus-aggregate .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.corpus-aggregate .stat-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.corpus-aggregate .stat-value {
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}

.confusion-matrix table {
  border-collapse: collapse;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}
.confusion-matrix th, .confusion-matrix td {
  padding: 10px 14px;
  text-align: center;
  border: 1px solid var(--border);
  font-size: 13px;
}
.confusion-matrix th { color: var(--text-dim); font-weight: 600; }
.confusion-matrix td { background: var(--panel-2); }
.confusion-matrix td.diag { font-weight: 700; }

.corpus-table table, .history-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.corpus-table th, .corpus-table td,
.history-table th, .history-table td {
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.corpus-table th, .history-table th {
  color: var(--text-dim);
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.history-table tr { cursor: pointer; }
.history-table tr:hover { background: var(--panel-2); }
.status-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
}
.status-badge.analyzed { background: var(--good); color: var(--bg); }
.status-badge.fuzzy    { background: var(--warn); color: var(--bg); }
.status-badge.missing  { background: var(--panel-2); color: var(--text-dim); border: 1px solid var(--border); }

/* ---------------------------------------------------------------- histograms */
.histograms {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.histogram {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
}
.histogram h4 {
  margin: 0 0 8px;
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.histogram svg { width: 100%; height: 80px; }
.histogram-bar { fill: var(--accent); }
.histogram-bar:hover { fill: var(--accent-2); }
.histogram-label { font-size: 9px; fill: var(--text-dim); }

/* ---------------------------------------------------------------- tags */
/* Colour tokens for the four rehearsal-taxonomy tag ids. Sourced from
 * the jam.css palette (barre = severity red, colour = amber, jumps =
 * violet, quick = teal) so /debug and /jam share a language when the
 * user flips between them. */
:root {
  --tag-barre:  #ef4444;
  --tag-colour: #f59e0b;
  --tag-jumps:  #a78bfa;
  --tag-quick:  #2dd4bf;
}
.tag-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 4px 0 10px;
}
.tag-filter-chip {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 4px 10px;
  font-size: 12px;
  border-radius: 999px;
  cursor: pointer;
  line-height: 1.2;
}
.tag-filter-chip:hover:not(:disabled) { color: var(--text); border-color: var(--text-dim); }
.tag-filter-chip:disabled { opacity: 0.35; cursor: default; }
.tag-filter-chip.active {
  color: var(--panel);
  background: var(--text);
  border-color: var(--text);
}
.tag-filter-chip.tag-barre.active  { background: var(--tag-barre);  border-color: var(--tag-barre); }
.tag-filter-chip.tag-colour.active { background: var(--tag-colour); border-color: var(--tag-colour); }
.tag-filter-chip.tag-jumps.active  { background: var(--tag-jumps);  border-color: var(--tag-jumps); }
.tag-filter-chip.tag-quick.active  { background: var(--tag-quick);  border-color: var(--tag-quick); }

.timeline-tag-dot {
  stroke: var(--panel);
  stroke-width: 1;
  pointer-events: none;
}
.timeline-tag-dot.tag-barre  { fill: var(--tag-barre); }
.timeline-tag-dot.tag-colour { fill: var(--tag-colour); }
.timeline-tag-dot.tag-jumps  { fill: var(--tag-jumps); }
.timeline-tag-dot.tag-quick  { fill: var(--tag-quick); }

.timeline-section.filtered-out { cursor: default; }

.tag-pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--panel);
  line-height: 1.3;
  margin-left: 4px;
}
.tag-pill.tag-barre  { background: var(--tag-barre); }
.tag-pill.tag-colour { background: var(--tag-colour); }
.tag-pill.tag-jumps  { background: var(--tag-jumps); }
.tag-pill.tag-quick  { background: var(--tag-quick); }
.detail-tag-row {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ---------------------------------------------------------------- misc */
.muted { color: var(--text-dim); }