/* -- Boards page (sub-phase C.3a) -- */
/* Two-pane list + detail layout. Uses CSS variables from theme-base.css. */

/* -- List -- */

.boards-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: calc(100vh - 220px);
  overflow-y: auto;
}

.boards-list__empty {
  padding: 16px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

.boards-list__error {
  color: var(--danger);
}

.boards-list__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: background 0.12s ease;
}

.boards-list__item:hover {
  background: var(--surface-hover, var(--surface));
}

.boards-list__item--selected {
  background: var(--accent-bg, var(--surface));
  border-left: 3px solid var(--accent);
  padding-left: 9px;
}

.boards-list__name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}

.boards-list__meta {
  display: flex;
  align-items: center;
  gap: 6px;
}

.boards-list__rev {
  font-size: 10px;
  color: var(--muted);
  font-family: var(--font-mono, monospace);
}

/* -- Detail -- */

.boards-detail {
  padding: 20px;
  min-height: 240px;
}

.boards-detail__empty,
.boards-detail__loading {
  padding: 32px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

.boards-detail__error {
  padding: 16px;
  color: var(--danger);
  font-size: 12px;
}

.boards-detail__header {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.boards-detail__title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.boards-detail__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.boards-detail__rev {
  font-size: 11px;
  color: var(--muted);
  font-family: var(--font-mono, monospace);
}

.boards-detail__sub {
  display: flex;
  gap: 14px;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.boards-detail__purpose,
.boards-detail__desc {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.boards-detail__desc {
  max-width: 480px;
}

.boards-detail__lifecycle-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.boards-detail__label {
  font-size: 12px;
  color: var(--muted);
}

.boards-detail__select {
  font-size: 12px;
  padding: 4px 8px;
  width: auto;
  min-width: 140px;
}

.boards-detail__body {
  min-height: 80px;
}

/* -- Lifecycle pill -- */

.lifecycle-pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  line-height: 1.4;
  border: 1px solid transparent;
  background: var(--surface);
  color: var(--muted);
}

.lifecycle-pill--draft {
  background: rgba(148, 163, 184, 0.18);
  color: #94a3b8;
  border-color: rgba(148, 163, 184, 0.35);
}

.lifecycle-pill--analysing {
  background: rgba(56, 132, 255, 0.16);
  color: #60a5fa;
  border-color: rgba(56, 132, 255, 0.35);
}

.lifecycle-pill--backtested {
  background: rgba(20, 184, 166, 0.16);
  color: #2dd4bf;
  border-color: rgba(20, 184, 166, 0.35);
}

.lifecycle-pill--live {
  background: rgba(34, 197, 94, 0.18);
  color: #4ade80;
  border-color: rgba(34, 197, 94, 0.4);
}

.lifecycle-pill--archived {
  background: rgba(107, 114, 128, 0.14);
  color: #6b7280;
  border-color: rgba(107, 114, 128, 0.3);
  text-decoration: line-through;
}

/* ═══════════════════════════════════════════════════════════════════════ */
/*  C.3b: Save button + Sweep Axes + Risk Form                              */
/* ═══════════════════════════════════════════════════════════════════════ */

.boards-detail__save {
  margin-left: auto;
}

/* -- Sweep Axes panel ---------------------------------------------------- */

.sweep-axes {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  background: var(--surface);
}

.sweep-axes__header,
.risk-form__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.sweep-axes__title,
.risk-form__title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.sweep-axes__hint,
.risk-form__hint {
  font-size: 11px;
  color: var(--muted);
}

.sweep-axes__rows {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sweep-axes__empty {
  padding: 20px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  border: 1px dashed var(--border-subtle);
  border-radius: 4px;
}

.sweep-axes__row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(220px, 1fr) 24px;
  gap: 12px;
  align-items: start;
  padding: 10px;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  background: var(--surface-2, var(--surface));
}

.sweep-axes__label {
  display: block;
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.sweep-axes__path-cell,
.sweep-axes__values-cell {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.sweep-axes__path-wrap {
  position: relative;
}

.sweep-axes__path-input {
  width: 100%;
  font-size: 12px;
  font-family: var(--font-mono, monospace);
  padding: 6px 8px;
}

.sweep-axes__path-input--invalid {
  border-color: var(--danger, #ef4444);
}

.sweep-axes__autocomplete {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 2px;
  max-height: 240px;
  overflow-y: auto;
  background: var(--surface, #1a1a1a);
  border: 1px solid var(--border, #333);
  border-radius: 4px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  z-index: 50;
}

.sweep-axes__autocomplete:empty {
  display: none;
}

.sweep-axes__autocomplete-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  font-size: 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-subtle);
}

.sweep-axes__autocomplete-item:last-child {
  border-bottom: none;
}

.sweep-axes__autocomplete-item:hover {
  background: var(--surface-hover, var(--surface-2, var(--surface)));
}

.sweep-axes__autocomplete-path {
  font-family: var(--font-mono, monospace);
  color: var(--text);
}

.sweep-axes__autocomplete-path mark {
  background: rgba(96, 165, 250, 0.3);
  color: var(--text);
  padding: 0 1px;
  border-radius: 2px;
}

.sweep-axes__autocomplete-meta {
  display: flex;
  gap: 6px;
  align-items: center;
  font-size: 10px;
  color: var(--muted);
}

.sweep-axes__autocomplete-empty {
  padding: 10px;
  font-size: 11px;
  color: var(--muted);
  text-align: center;
}

.sweep-axes__meta {
  display: flex;
  gap: 6px;
  margin-top: 4px;
  font-size: 10px;
}

.sweep-axes__type {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  background: rgba(96, 165, 250, 0.18);
  color: #60a5fa;
  font-family: var(--font-mono, monospace);
}

.sweep-axes__source {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  background: rgba(148, 163, 184, 0.18);
  color: var(--muted);
}

.sweep-axes__warn {
  color: var(--danger, #ef4444);
  font-size: 10px;
}

.sweep-axes__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  padding: 4px;
  min-height: 32px;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  background: var(--surface, #1a1a1a);
}

.sweep-axes__chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 4px 2px 8px;
  background: rgba(96, 165, 250, 0.16);
  color: #60a5fa;
  font-size: 11px;
  font-family: var(--font-mono, monospace);
  border-radius: 999px;
}

.sweep-axes__chip-val {
  line-height: 1.4;
}

.sweep-axes__chip-remove {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 0 4px;
  opacity: 0.65;
}

.sweep-axes__chip-remove:hover {
  opacity: 1;
}

.sweep-axes__chip-input {
  flex: 1;
  min-width: 80px;
  padding: 2px 6px;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 12px;
}

.sweep-axes__row-remove {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 4px;
  align-self: start;
  margin-top: 18px;
}

.sweep-axes__row-remove:hover {
  color: var(--danger, #ef4444);
}

.sweep-axes__footer {
  margin-top: 12px;
  display: flex;
  justify-content: flex-start;
}

/* -- Risk profile form --------------------------------------------------- */

.risk-form {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  background: var(--surface);
}

.risk-form__profile-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.risk-form__profile-select {
  font-size: 12px;
  padding: 4px 8px;
  min-width: 220px;
}

.risk-form__label {
  font-size: 11px;
  color: var(--muted);
  font-weight: 500;
}

.risk-form__pick-prompt {
  padding: 12px;
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  border: 1px dashed var(--border-subtle);
  border-radius: 4px;
}

.risk-form__section {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
}

.risk-form__section-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  margin: 0 0 8px 0;
}

.risk-form__scalar-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 8px;
  align-items: center;
  margin-bottom: 6px;
}

.risk-form__scalar-input {
  font-size: 12px;
  padding: 4px 8px;
  font-family: var(--font-mono, monospace);
}

.risk-form__scalar-input[type="checkbox"] {
  width: auto;
  font-family: inherit;
  justify-self: start;
}

.risk-form__slot-row {
  margin-bottom: 8px;
  padding: 8px;
  background: var(--surface-2, var(--surface));
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
}

.risk-form__slot-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.risk-form__slot-alias {
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  font-family: var(--font-mono, monospace);
}

.risk-form__slot-remove {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 0 4px;
}

.risk-form__slot-remove:hover {
  color: var(--danger, #ef4444);
}

.risk-form__slot-json {
  width: 100%;
  font-size: 11px;
  font-family: var(--font-mono, monospace);
  padding: 6px;
  resize: vertical;
}

.risk-form__slot-json--invalid {
  border-color: var(--danger, #ef4444);
}

.risk-form__slots-empty {
  padding: 8px;
  font-size: 11px;
  color: var(--muted);
  text-align: center;
}

.risk-form__add-slot {
  margin-top: 8px;
}

/* ═══════════════════════════════════════════════════════════════════════ */
/*  C.2: Signal Block (card-style node renderer)                            */
/* ═══════════════════════════════════════════════════════════════════════ */

.signal-block {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  background: var(--surface);
}

.signal-block__header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.signal-block__title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.signal-block__name {
  font-size: 12px;
  font-family: var(--font-mono, monospace);
  color: #60a5fa;
  padding: 2px 8px;
  background: rgba(96, 165, 250, 0.16);
  border-radius: 999px;
}

.signal-block__hint {
  font-size: 11px;
  color: var(--muted);
  margin-left: auto;
}

.signal-block__empty,
.signal-block__no-aliases {
  padding: 16px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  border: 1px dashed var(--border-subtle);
  border-radius: 4px;
}

.signal-block__rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.signal-block__alias-row {
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  background: var(--surface-2, var(--surface));
}

.signal-block__alias-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  cursor: pointer;
  transition: background 0.12s ease;
  flex-wrap: wrap;
}

.signal-block__alias-head:hover {
  background: var(--surface-hover, var(--surface));
}

.signal-block__port-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #60a5fa;
  border: 2px solid var(--surface, #1a1a1a);
  box-shadow: 0 0 0 1px #60a5fa;
  flex: 0 0 auto;
}

.signal-block__alias-name {
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-mono, monospace);
  color: var(--text);
  min-width: 100px;
}

.signal-block__type-badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  background: rgba(148, 163, 184, 0.18);
  color: #94a3b8;
  font-size: 10px;
  font-family: var(--font-mono, monospace);
}

.signal-block__flag {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 10px;
  font-family: var(--font-mono, monospace);
}

.signal-block__flag--required {
  background: rgba(245, 158, 11, 0.16);
  color: #fbbf24;
}

.signal-block__flag--multi {
  background: rgba(168, 85, 247, 0.16);
  color: #c084fc;
}

.signal-block__binding-summary-wrap {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  margin-left: auto;
  text-align: right;
}

.signal-block__binding-line {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  font-size: 11px;
  font-family: var(--font-mono, monospace);
}

.signal-block__binding-summary {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  background: rgba(96, 165, 250, 0.10);
  color: var(--text);
  font-family: var(--font-mono, monospace);
  font-size: 11px;
}

.signal-block__binding-summary--indicator {
  background: rgba(96, 165, 250, 0.18);
  color: #60a5fa;
}

.signal-block__binding-summary--graph {
  background: rgba(34, 197, 94, 0.16);
  color: #4ade80;
}

.signal-block__binding-summary--ohlcv {
  background: rgba(251, 146, 60, 0.16);
  color: #fdba74;
}

.signal-block__binding-summary--muted {
  color: var(--muted);
  font-style: italic;
  background: transparent;
}

.signal-block__binding-summary--required {
  color: #fbbf24;
  background: rgba(245, 158, 11, 0.12);
}

.signal-block__bind-remove {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  padding: 0 3px;
  opacity: 0.7;
}

.signal-block__bind-remove:hover {
  color: var(--danger, #ef4444);
  opacity: 1;
}

.signal-block__add-binding {
  background: transparent;
  border: 1px dashed var(--border-subtle);
  color: var(--muted);
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
}

.signal-block__add-binding:hover {
  color: #60a5fa;
  border-color: #60a5fa;
}

/* -- Inline alias inspector (drill-in) -- */

.signal-block__inspector {
  border-top: 1px solid var(--border-subtle);
  padding: 12px;
  background: var(--surface, #1a1a1a);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.signal-block__inspector-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.signal-block__inspector-row--fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.signal-block__field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.signal-block__field-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.signal-block__input,
.signal-block__textarea {
  font-size: 12px;
  font-family: var(--font-mono, monospace);
  padding: 4px 8px;
  width: 100%;
}

.signal-block__textarea {
  resize: vertical;
  min-height: 60px;
}

.signal-block__inspector-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.signal-block__none-note {
  font-size: 11px;
  color: var(--muted);
  font-style: italic;
  padding: 8px;
  border: 1px dashed var(--border-subtle);
  border-radius: 4px;
}

/* ── Boards Canvas ──────────────────────────────────────────────────────── */

.boards-canvas {
  display: flex;
  gap: 0;
  min-height: 420px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  margin-bottom: 16px;
}

.boards-canvas__viewport {
  flex: 1 1 auto;
  min-height: 420px;
  position: relative;
  background: var(--surface, #1a1a1a);
  overflow: hidden;
}

.boards-canvas__drawer {
  flex: 0 0 280px;
  min-width: 240px;
  max-width: 340px;
  background: var(--surface-2, var(--surface));
  border-left: 1px solid var(--border-subtle);
  overflow-y: auto;
  padding: 12px;
}

.boards-canvas__drawer:empty {
  display: none;
}

.boards-canvas__empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--muted);
  font-size: 0.875rem;
  padding: 24px;
}

/* ── Canvas node cells ───────────────────────────────────────────────────── */

.boards-block-node {
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 0.8125rem;
  line-height: 1.4;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.boards-block-node--signal {
  background: rgba(56, 132, 255, 0.22);
  color: #60a5fa;
  font-weight: 600;
  padding: 10px 16px;
}

.boards-block-node--indicator {
  background: rgba(20, 184, 166, 0.18);
  color: #2dd4bf;
}

.boards-block-node--graph {
  background: rgba(168, 85, 247, 0.18);
  color: #c084fc;
}

.boards-block-node--ohlcv {
  background: rgba(251, 146, 60, 0.18);
  color: #fdba74;
}

.boards-block-node--unbound {
  background: rgba(148, 163, 184, 0.08);
  color: var(--muted);
  border: 1px dashed var(--border-subtle);
  font-style: italic;
}

.boards-block-node--required {
  border-color: var(--danger, #ef4444);
  color: var(--danger, #ef4444);
}

/* ── Results section ──────────────────────────────────────────── */

.boards-results {
  border-top: 1px solid var(--border-subtle);
  padding: 16px 0 8px;
}

.boards-results__header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.boards-results__title {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text);
  margin: 0;
}

.boards-results__hint {
  font-size: 0.75rem;
  color: var(--text-muted, var(--muted));
}

.boards-results__loading,
.boards-results__empty {
  font-size: 0.8rem;
  color: var(--muted);
  padding: 8px 0;
}

.boards-results__group {
  margin-bottom: 16px;
}

.boards-results__type-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted, var(--muted));
  margin: 0 0 6px;
}

.boards-results__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.boards-results__table th {
  text-align: left;
  padding: 4px 8px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-muted, var(--muted));
  font-weight: 500;
}

.boards-results__row td {
  padding: 4px 8px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text);
}

.boards-results__id {
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--accent, var(--text));
}

/* ═══════════════════════════════════════════════════════════════════════ */
/*  Board Designer Canvas — v5 locked taxonomy                              */
/*  Visual contract from .planning/mockups/board-designer.html              */
/*  Mount selector: .bd-canvas — additive, does not affect existing /boards */
/* ═══════════════════════════════════════════════════════════════════════ */

.bd-canvas {
  --bd-cat-signal: #22c55e;
  --bd-cat-custom: #eab308;
  --bd-cat-position: #ef4444;
  --bd-cat-risk: #f97316;
  --bd-cat-modifiers: #dc2626;
  --bd-cat-executor: #a855f7;
  --bd-cat-data: #3b82f6;
  --bd-cat-indicator: #06b6d4;
  --bd-bg-canvas: var(--surface, #0A0B0D);
  --bd-bg-panel: var(--surface-2, #15181D);
  --bd-bd: var(--border-subtle, #2A313B);
  --bd-tx-0: var(--text, #E8EAED);
  --bd-tx-1: var(--text-muted, #A8AEB7);
  --bd-tx-2: var(--muted, #6B7280);
  --bd-tx-3: #4A515C;
  position: relative;
  display: grid;
  grid-template-columns: 240px 1fr 320px;
  grid-template-rows: 1fr 36px;
  min-height: 520px;
  background: var(--bd-bg-canvas);
  border: 1px solid var(--bd-bd);
  border-radius: 8px;
  overflow: hidden;
  font-size: 13px;
  color: var(--bd-tx-0);
}

/* -- Palette (left rail) -- */

.bd-canvas__palette {
  background: var(--bd-bg-panel);
  border-right: 1px solid var(--bd-bd);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.bd-palette__search {
  position: relative;
  padding: 12px 12px 8px;
  border-bottom: 1px solid var(--bd-bd);
}

.bd-palette__search input {
  width: 100%;
  padding: 7px 10px 7px 28px;
  background: var(--bd-bg-canvas);
  border: 1px solid var(--bd-bd);
  border-radius: 6px;
  color: var(--bd-tx-0);
  font-size: 12px;
}

.bd-palette__cats {
  padding: 10px 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--bd-bd);
}

.bd-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  font-size: 11px;
  font-weight: 500;
  color: var(--bd-tx-1);
  background: var(--bd-bg-canvas);
  border: 1px solid var(--bd-bd);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.12s ease, color 0.12s ease;
}

.bd-pill:hover {
  color: var(--bd-tx-0);
  border-color: var(--bd-tx-3);
}

.bd-pill.is-active {
  background: var(--accent, #D7FF1F);
  color: #0A0B0D;
  border-color: var(--accent, #D7FF1F);
  font-weight: 600;
}

.bd-pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.bd-pill[data-cat="signal"] .dot { background: var(--bd-cat-signal); }
.bd-pill[data-cat="custom"] .dot { background: var(--bd-cat-custom); }
.bd-pill[data-cat="position"] .dot { background: var(--bd-cat-position); }
.bd-pill[data-cat="risk"] .dot { background: var(--bd-cat-risk); }
.bd-pill[data-cat="modifiers"] .dot { background: var(--bd-cat-modifiers); }
.bd-pill[data-cat="executor"] .dot { background: var(--bd-cat-executor); }

.bd-palette__group {
  padding: 10px 0;
  border-bottom: 1px solid var(--bd-bd);
}

.bd-palette__group:last-child { border-bottom: none; }

.bd-palette__group-head {
  padding: 0 14px 8px;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bd-tx-2);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.bd-palette__group-head i.bi { font-size: 12px; }
.bd-palette__group-head .count {
  margin-left: auto;
  color: var(--bd-tx-3);
  font-family: var(--font-mono, monospace);
  font-weight: 400;
}

.bd-palette__group--derived {
  background: var(--bd-bg-canvas);
}

.bd-palette__group--derived .bd-palette__group-head {
  color: var(--bd-tx-3);
}

.bd-palette__item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 1px 6px;
  padding: 6px 10px;
  font-size: 12px;
  color: var(--bd-tx-1);
  border-radius: 5px;
  cursor: grab;
}

.bd-palette__item:hover {
  background: var(--bd-bg-canvas);
  color: var(--bd-tx-0);
}

.bd-palette__item .name { flex: 1; }
.bd-palette__item .badge {
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  color: var(--bd-tx-3);
}

/* -- Canvas viewport -- */

.bd-canvas__viewport {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1.2px, transparent 0) 0 0 / 20px 20px,
    var(--bd-bg-canvas);
}

/* Breadcrumb (top-left chrome) */
.bd-canvas .crumb {
  position: absolute;
  top: 12px;
  left: 16px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--bd-tx-2);
  letter-spacing: 0.04em;
}

.bd-canvas .crumb .sep { color: var(--bd-tx-3); }
.bd-canvas .crumb .cur { color: var(--bd-tx-0); }
.bd-canvas .crumb i.bi { font-size: 11px; color: var(--bd-tx-3); }

/* Zoom widget (top-right chrome) */
.bd-canvas .zoom {
  position: absolute;
  top: 12px;
  right: 16px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  background: var(--bd-bg-panel);
  border: 1px solid var(--bd-bd);
  border-radius: 6px;
}

.bd-canvas .zoom button {
  padding: 4px 8px;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--bd-tx-1);
  background: transparent;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.bd-canvas .zoom button:hover {
  background: var(--bd-bg-canvas);
  color: var(--bd-tx-0);
}

.bd-canvas .zoom .level {
  padding: 0 8px;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--bd-tx-0);
}

/* Minimap (bottom-right chrome) */
.bd-canvas .minimap {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 5;
  width: 200px;
  height: 120px;
  background: var(--bd-bg-panel);
  border: 1px solid var(--bd-bd);
  border-radius: 6px;
  overflow: hidden;
}

.bd-canvas .minimap::before {
  content: "MAP";
  position: absolute;
  top: 5px;
  left: 8px;
  z-index: 2;
  font-family: var(--font-mono, monospace);
  font-size: 9px;
  color: var(--bd-tx-3);
  letter-spacing: 0.18em;
}

.bd-canvas .minimap svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Wires layer (SVG) */
.bd-canvas__wires {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

@keyframes flowDash {
  to { stroke-dashoffset: -32; }
}

.bd-wire {
  stroke-dasharray: 4 6;
  animation: flowDash 1.6s linear infinite;
  stroke-width: 1.6;
  fill: none;
}

.bd-wire--static {
  animation: none;
  stroke-dasharray: none;
}

/* -- Node visual contract -- */
/* Six interactive categories (data-cat) following spec colors + Bootstrap Icons */

.bd-canvas__nodes {
  position: absolute;
  inset: 0;
  z-index: 2;
}

.bd-node {
  position: absolute;
  width: 230px;
  background: var(--bd-bg-panel);
  border: 1px solid var(--bd-bd);
  border-radius: 9px;
  font-size: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

.bd-node.is-selected {
  border-color: var(--accent, #D7FF1F);
  box-shadow: 0 0 0 1px rgba(215, 255, 31, 0.18), 0 8px 24px rgba(0, 0, 0, 0.35);
}

.bd-node__head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  border-bottom: 1px solid var(--bd-bd);
  background: var(--bd-bg-canvas);
}

.bd-node__head .cat-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.bd-node__head i.bi { font-size: 13px; }
.bd-node__head .title {
  flex: 1;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: -0.01em;
  color: var(--bd-tx-0);
}

.bd-node__body {
  padding: 10px 11px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--bd-tx-1);
}

.bd-node__row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.bd-node__row .k { color: var(--bd-tx-2); }
.bd-node__row .v { color: var(--bd-tx-0); }
.bd-node__row .v.bull { color: #22c55e; }
.bd-node__row .v.bear { color: #ef4444; }

.bd-node__port-in,
.bd-node__port-out {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bd-bg-panel);
  border: 1.5px solid var(--bd-bd);
  top: 50%;
  margin-top: -5px;
}

.bd-node__port-in { left: -6px; }
.bd-node__port-out { right: -6px; }

/* Category-specific head + port accents */
.bd-node[data-cat="signal"] .bd-node__head .cat-dot { background: var(--bd-cat-signal); }
.bd-node[data-cat="signal"] .bd-node__head i.bi { color: var(--bd-cat-signal); }
.bd-node[data-cat="signal"] .bd-node__port-out { border-color: var(--bd-cat-signal); }

.bd-node[data-cat="custom"] .bd-node__head .cat-dot { background: var(--bd-cat-custom); }
.bd-node[data-cat="custom"] .bd-node__head i.bi { color: var(--bd-cat-custom); }
.bd-node[data-cat="custom"] .bd-node__port-out { border-color: var(--bd-cat-custom); }

.bd-node[data-cat="position"] .bd-node__head .cat-dot { background: var(--bd-cat-position); }
.bd-node[data-cat="position"] .bd-node__head i.bi { color: var(--bd-cat-position); }
.bd-node[data-cat="position"] .bd-node__port-in { border-color: var(--bd-cat-signal); }

.bd-node[data-cat="risk"] .bd-node__head .cat-dot { background: var(--bd-cat-risk); }
.bd-node[data-cat="risk"] .bd-node__head i.bi { color: var(--bd-cat-risk); }
.bd-node[data-cat="risk"] .bd-node__port-out { border-color: var(--bd-cat-risk); }

.bd-node[data-cat="modifiers"] .bd-node__head .cat-dot { background: var(--bd-cat-modifiers); }
.bd-node[data-cat="modifiers"] .bd-node__head i.bi { color: var(--bd-cat-modifiers); }
.bd-node[data-cat="modifiers"] .bd-node__port-out { border-color: var(--bd-cat-modifiers); }

.bd-node[data-cat="executor"] .bd-node__head .cat-dot { background: var(--bd-cat-executor); }
.bd-node[data-cat="executor"] .bd-node__head i.bi { color: var(--bd-cat-executor); }

/* -- Derived band (DATA + INDICATOR, read-only) -- */

.bd-canvas .derived-band {
  position: absolute;
  bottom: 56px;
  left: 16px;
  right: 232px;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: linear-gradient(180deg, var(--bd-bg-panel), var(--bd-bg-canvas));
  border: 1px solid var(--bd-bd);
  border-radius: 8px;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--bd-tx-2);
}

.bd-canvas .derived-band h6 {
  margin: 0;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bd-tx-3);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.bd-canvas .derived-band h6 i.bi { color: var(--bd-cat-indicator); }

.bd-canvas .derived-band .chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bd-bg-canvas);
  border: 1px solid var(--bd-bd);
  border-radius: 4px;
  font-size: 11px;
}

.bd-canvas .derived-band .chip .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.bd-canvas .derived-band .chip[data-derived="data"] .dot { background: var(--bd-cat-data); }
.bd-canvas .derived-band .chip[data-derived="indicator"] .dot { background: var(--bd-cat-indicator); }
.bd-canvas .derived-band .chip .k { color: var(--bd-tx-1); }
.bd-canvas .derived-band .chip .v { color: var(--bd-tx-3); }

/* -- Inspector (right rail) -- */

.bd-canvas__inspector {
  background: var(--bd-bg-panel);
  border-left: 1px solid var(--bd-bd);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.bd-inspector__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--bd-bd);
}

.bd-inspector__head .cat-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bd-cat-signal);
}

.bd-inspector__head .title {
  flex: 1;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--bd-tx-0);
}

.bd-inspector__head .ver {
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  color: var(--bd-tx-2);
  padding: 2px 7px;
  border: 1px solid var(--bd-bd);
  border-radius: 3px;
}

.bd-inspector__body {
  flex: 1;
  overflow-y: auto;
  padding: 6px 0;
}

.bd-inspector__section {
  padding: 12px 16px;
  border-bottom: 1px solid var(--bd-bd);
}

.bd-inspector__section h5 {
  margin: 0 0 10px;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bd-tx-2);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bd-inspector__slot {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: 12px;
}

.bd-inspector__slot .port {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1.5px solid var(--bd-bd);
  flex-shrink: 0;
}

.bd-inspector__slot .port.in[data-port="value"]    { border-color: var(--bd-cat-custom); }
.bd-inspector__slot .port.in[data-port="levels"]   { border-color: var(--bd-cat-modifiers); }
.bd-inspector__slot .port.out[data-port="signal"]  { border-color: var(--bd-cat-signal); }
.bd-inspector__slot .port.out[data-port="risk"]    { border-color: var(--bd-cat-risk); }

.bd-inspector__slot .name {
  flex: 1;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--bd-tx-1);
}

.bd-inspector__slot .type {
  padding: 1px 6px;
  border: 1px solid var(--bd-bd);
  border-radius: 3px;
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  color: var(--bd-tx-3);
}

/* -- Status bar (bottom row) -- */

.bd-canvas__statusbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 18px;
  background: var(--bd-bg-panel);
  border-top: 1px solid var(--bd-bd);
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--bd-tx-2);
  letter-spacing: 0.04em;
}

.bd-canvas__statusbar .sep { color: var(--bd-tx-3); }
.bd-canvas__statusbar .ok { color: #22c55e; }
.bd-canvas__statusbar .right { margin-left: auto; display: flex; align-items: center; gap: 14px; }