/* Fandaws Sentinel Workbench — Three-Panel Layout
 * All selectors prefixed wb- to avoid collisions with style.css.
 * Reuses CSS custom properties from :root in style.css.
 */

/* ── Layout Variables ── */
:root {
  --wb-header-h: 56px;
  --wb-switcher-h: 40px;
  --wb-status-h: 32px;
  --wb-left-w: 260px;
  --wb-right-w: 320px;
}

/* ── Body override for Workbench ── */
body.workbench {
  overflow: hidden;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Header ── */
.wb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--wb-header-h);
  padding: 0 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.wb-header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.wb-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.wb-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.wb-title-accent { color: var(--accent); }

.wb-badges {
  display: flex;
  gap: 8px;
}

.wb-btn-reset {
  color: var(--red);
  border-color: rgba(255, 107, 107, 0.3);
}
.wb-btn-reset:hover {
  background: rgba(255, 107, 107, 0.1);
  color: var(--red);
}

/* ── Mode Switcher ── */
.wb-mode-switcher {
  display: flex;
  gap: 0;
  height: var(--wb-switcher-h);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
  flex-shrink: 0;
}

.wb-mode {
  padding: 0 18px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.wb-mode:hover { color: var(--text); }
.wb-mode.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Three-Panel Grid ── */
.wb-layout {
  display: grid;
  grid-template-columns: var(--wb-left-w) 1fr var(--wb-right-w);
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

/* ── Panels (shared) ── */
.wb-panel {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

.wb-panel--left {
  border-right: 1px solid var(--border);
}

.wb-panel--right {
  border-left: 1px solid var(--border);
}

.wb-panel--center {
  overflow-y: auto;
}

.wb-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.wb-panel-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Graph Tree (Left Panel) ── */
.wb-tree-filter {
  width: 100%;
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  margin-top: 8px;
}

.wb-tree-filter:focus { border-color: var(--accent); }

.wb-panel--left .wb-panel-header {
  flex-direction: column;
  align-items: stretch;
}

.wb-tree-container {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.wb-tree-empty {
  padding: 24px 16px;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
}

.wb-tree-node {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: background 0.1s;
  user-select: none;
}

.wb-tree-node:hover { background: var(--surface-alt); }
.wb-tree-node--selected { background: rgba(108, 138, 255, 0.12); color: var(--accent); }

.wb-tree-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  font-size: 0.6rem;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform 0.15s;
}

.wb-tree-toggle--expanded { transform: rotate(90deg); }
.wb-tree-toggle--leaf { visibility: hidden; }

.wb-tree-bfo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.wb-tree-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* BFO category colors */
.wb-bfo-entity { background: var(--accent); }
.wb-bfo-continuant { background: #6cd6b3; }
.wb-bfo-occurrent { background: #ff8a65; }
.wb-bfo-material { background: #3dd68c; }
.wb-bfo-immaterial { background: #a78bfa; }
.wb-bfo-process { background: #ffd43b; }
.wb-bfo-quality { background: #f472b6; }
.wb-bfo-role { background: #38bdf8; }
.wb-bfo-disposition { background: #fb923c; }
.wb-bfo-default { background: var(--text-muted); }

/* ── Converse Panel (Center — Converse mode) ── */
.wb-converse {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.wb-chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.wb-chat-msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  line-height: 1.5;
  word-wrap: break-word;
}

.wb-chat-msg--user {
  align-self: flex-end;
  background: var(--accent);
  color: #fff;
  border-bottom-right-radius: var(--radius-sm);
}

.wb-chat-msg--system {
  align-self: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-bottom-left-radius: var(--radius-sm);
}

.wb-chat-msg--error {
  align-self: flex-start;
  background: rgba(255, 107, 107, 0.1);
  border: 1px solid rgba(255, 107, 107, 0.3);
  color: var(--red);
  border-bottom-left-radius: var(--radius-sm);
}

.wb-chat-msg--scope-prompt {
  align-self: flex-start;
  background: var(--yellow-bg);
  border: 1px solid rgba(255, 212, 59, 0.3);
  border-bottom-left-radius: var(--radius-sm);
}

.wb-chat-msg--onboarding {
  align-self: center;
  background: var(--surface);
  border: 1px dashed var(--border);
  color: var(--text-muted);
  text-align: center;
  max-width: 90%;
}

.wb-scope-buttons {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.wb-scope-btn {
  padding: 4px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: var(--surface);
  color: var(--text);
  transition: background 0.15s;
}

.wb-scope-btn:hover { background: var(--surface-alt); }
.wb-scope-btn--yes { border-color: var(--green); color: var(--green); }
.wb-scope-btn--no { border-color: var(--red); color: var(--red); }

/* BFO Category Disambiguation buttons (heuristic matrix #1 replacement) */
.wb-bfo-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 8px;
  margin-top: 8px;
}

.wb-bfo-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  text-align: left;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: var(--surface);
  color: var(--text);
  transition: background 0.15s, border-color 0.15s;
}

.wb-bfo-btn:hover {
  background: var(--surface-alt);
  border-color: var(--accent, var(--text));
}

.wb-bfo-btn-hint {
  display: block;
  margin-top: 2px;
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* Pipeline trace (collapsed under system bubble) */
.wb-trace-toggle {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--text-muted);
  cursor: pointer;
  margin-top: 6px;
  user-select: none;
}

.wb-trace-toggle:hover { color: var(--text); }

.wb-trace-details {
  display: none;
  margin-top: 6px;
  padding: 8px 10px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.wb-trace-details.open { display: block; }

.wb-trace-row {
  display: flex;
  gap: 8px;
  padding: 2px 0;
}

.wb-trace-check { color: var(--green); }
.wb-trace-fail { color: var(--red); }

/* Chat input */
.wb-chat-input-bar {
  display: flex;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.wb-chat-input {
  flex: 1;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.15s;
}

.wb-chat-input:focus { border-color: var(--accent); }

.wb-chat-input::placeholder { color: var(--text-muted); }

.wb-chat-send {
  padding: 10px 20px;
  font-size: 0.82rem;
  font-weight: 600;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.wb-chat-send:hover { background: #5a7aef; }
.wb-chat-send:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Inspector Panel (Right) ── */
.wb-inspector {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

.wb-inspector-section {
  margin-bottom: 20px;
}

.wb-inspector-section-title {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.wb-inspector-label {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.wb-inspector-iri {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  word-break: break-all;
}

.wb-inspector-description {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text);
}

.wb-inspector-auto-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--surface-alt);
  padding: 2px 6px;
  border-radius: 8px;
  margin-left: 6px;
  vertical-align: middle;
}

.wb-inspector-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 0.78rem;
}

.wb-inspector-breadcrumb-item {
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.15s;
}

.wb-inspector-breadcrumb-item:hover { color: var(--accent); }
.wb-inspector-breadcrumb-sep { color: var(--border); }

.wb-inspector-prop,
.wb-inspector-rel {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 4px 0;
  font-size: 0.82rem;
  border-bottom: 1px solid var(--border);
}

.wb-inspector-prop:last-child,
.wb-inspector-rel:last-child { border-bottom: none; }

.wb-inspector-jsonld {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 300px;
  overflow-y: auto;
  color: var(--text-muted);
}

.wb-inspector-jsonld-toggle {
  font-size: 0.72rem;
  color: var(--text-muted);
  cursor: pointer;
  margin-bottom: 6px;
  user-select: none;
}

.wb-inspector-jsonld-toggle:hover { color: var(--text); }

/* Inspector — Graph Dashboard (nothing selected) */
.wb-dashboard-stat {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 0;
}

.wb-dashboard-stat-value {
  font-size: 1.3rem;
  font-weight: 700;
}

.wb-dashboard-stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.wb-dashboard-dist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.wb-dashboard-dist-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.wb-dashboard-root {
  padding: 4px 0;
  font-size: 0.82rem;
  color: var(--text);
  cursor: pointer;
  transition: color 0.15s;
}

.wb-dashboard-root:hover { color: var(--accent); }

/* ── Export Panel (Center — Export mode) ── */
.wb-export {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 20px;
}

.wb-export-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-shrink: 0;
}

.wb-export-select {
  padding: 8px 12px;
  font-size: 0.82rem;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
}

.wb-export-select:focus { border-color: var(--accent); }

.wb-export-preview {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text);
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.5;
}

.wb-export-empty {
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-style: italic;
}

/* ── Status Bar ── */
.wb-status-bar {
  display: flex;
  align-items: center;
  height: var(--wb-status-h);
  padding: 0 20px;
  border-top: 1px solid var(--border);
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  flex-shrink: 0;
  gap: 4px;
}

/* ── Mobile Tabs (< 768px) ── */
.wb-mobile-tabs {
  display: none;
  height: 44px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.wb-mobile-tab {
  flex: 1;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  border: none;
  border-top: 2px solid transparent;
  cursor: pointer;
}

.wb-mobile-tab.active { color: var(--accent); border-top-color: var(--accent); }

/* ── Concept link (clickable concept names in chat) ── */
.wb-concept-link {
  color: var(--accent);
  cursor: pointer;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 2px;
}

.wb-concept-link:hover { text-decoration-style: solid; }

/* ── Workflow badge in chat ── */
.wb-workflow-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.wb-workflow-badge--classification { background: rgba(108, 138, 255, 0.12); color: var(--accent); }
.wb-workflow-badge--property { background: var(--green-bg); color: var(--green); }
.wb-workflow-badge--relationship { background: var(--yellow-bg); color: var(--yellow); }

/* Register badge (small, inline) */
.wb-register-sm {
  display: inline-flex;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 8px;
  letter-spacing: 0.02em;
}

.wb-register-sm--r1 { background: rgba(108, 138, 255, 0.15); color: var(--accent); }
.wb-register-sm--r2 { background: var(--green-bg); color: var(--green); }
.wb-register-sm--r3 { background: var(--yellow-bg); color: var(--yellow); }

/* ── Scrollbar styling ── */
.wb-tree-container::-webkit-scrollbar,
.wb-chat-log::-webkit-scrollbar,
.wb-inspector::-webkit-scrollbar,
.wb-export-preview::-webkit-scrollbar {
  width: 6px;
}

.wb-tree-container::-webkit-scrollbar-track,
.wb-chat-log::-webkit-scrollbar-track,
.wb-inspector::-webkit-scrollbar-track,
.wb-export-preview::-webkit-scrollbar-track {
  background: transparent;
}

.wb-tree-container::-webkit-scrollbar-thumb,
.wb-chat-log::-webkit-scrollbar-thumb,
.wb-inspector::-webkit-scrollbar-thumb,
.wb-export-preview::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

/* ── Responsive (< 768px) ── */
@media (max-width: 768px) {
  .wb-layout {
    grid-template-columns: 1fr;
  }

  .wb-panel--left,
  .wb-panel--right {
    display: none;
    border: none;
  }

  .wb-panel--left.wb-panel--visible,
  .wb-panel--right.wb-panel--visible {
    display: flex;
    position: absolute;
    inset: 0;
    top: calc(var(--wb-header-h) + var(--wb-switcher-h));
    bottom: calc(var(--wb-status-h) + 44px);
    background: var(--bg);
    z-index: 10;
  }

  .wb-mobile-tabs {
    display: flex;
  }

  .wb-badges { display: none; }

  .wb-title { font-size: 0.95rem; }
}