/* ============================================================
   ARC Platform UI — Ubiquiti-Inspired Dark Enterprise Theme
   ============================================================ */

/* --- CSS Reset & Variables --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Backgrounds (5-level depth) */
  --bg-deepest:    #151725;
  --bg-primary:    #1c1e2d;
  --bg-secondary:  #242635;
  --bg-tertiary:   #333543;
  --bg-elevated:   #2f313f;

  /* Text Scale */
  --text-white:    #ffffff;
  --text-primary:  #c2c4ce;
  --text-secondary:#a4a7b5;
  --text-muted:    #7e8190;
  --text-dimmed:   #525461;

  /* Borders */
  --border-primary:  #333543;
  --border-secondary:#525461;

  /* Accent — Electric Blue */
  --accent:          #006fff;
  --accent-hover:    #1a7dff;
  --accent-press:    #0266e9;
  --accent-fill:     rgba(0, 111, 255, 0.20);
  --accent-glow:     rgba(0, 111, 255, 0.08);
  --accent-subtle:   rgba(0, 111, 255, 0.12);

  /* Status */
  --status-online:   #00c853;
  --status-warning:  #ff9800;
  --status-error:    #f44336;
  --status-info:     #29b6f6;
  --status-idle:     #7e8190;

  /* Severity Colors */
  --severity-critical: #f44336;
  --severity-high:     #ff5722;
  --severity-medium:   #ff9800;
  --severity-low:      #4caf50;

  /* Font */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;

  /* Sizing */
  --sidebar-width: 56px;
  --sidebar-expanded: 220px;
  --topbar-height: 48px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-pill: 20px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
}

/* --- Base --- */
html { font-size: 14px; }
body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.5;
  min-height: 100vh;
  overflow: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* --- Layout Shell --- */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: var(--topbar-height) 1fr;
  height: 100vh;
  overflow: hidden;
}

/* --- Top Bar --- */
.topbar {
  grid-column: 1 / -1;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-primary);
  display: flex;
  align-items: center;
  padding: 0 16px;
  z-index: 100;
  gap: 16px;
}

.topbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  width: var(--sidebar-width);
  justify-content: center;
}

.topbar-logo svg { width: 28px; height: 28px; }

.topbar-title {
  font-weight: 700;
  font-size: 15px;
  color: var(--text-white);
  letter-spacing: 0.5px;
}

.topbar-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin-left: 8px;
}

.topbar-center {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-search {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  color: var(--text-primary);
  font-size: 13px;
  width: 280px;
  outline: none;
  transition: border-color var(--transition-fast);
}
.topbar-search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.topbar-search::placeholder { color: var(--text-dimmed); }

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

.topbar-badge {
  position: relative;
  cursor: pointer;
}
.topbar-badge .badge-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--status-error);
  color: var(--text-white);
  font-size: 10px;
  font-weight: 700;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-md);
}
.topbar-user:hover { background: var(--bg-secondary); }

.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-white);
}

/* --- Sidebar --- */
.sidebar {
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0;
  gap: 2px;
  overflow-y: auto;
  scrollbar-width: none;
}
.sidebar::-webkit-scrollbar { display: none; }

.sidebar-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  gap: 2px;
}

.sidebar-divider {
  width: 28px;
  height: 1px;
  background: var(--border-secondary);
  margin: 6px 0;
}

.sidebar-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  text-decoration: none;
}
.sidebar-item:hover {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}
.sidebar-item.active {
  background: var(--accent-fill);
  color: var(--text-white);
}
.sidebar-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}

.sidebar-item svg {
  width: 20px;
  height: 20px;
}

.sidebar-tooltip {
  display: none;
  position: absolute;
  left: calc(100% + 8px);
  background: var(--bg-deepest);
  border: 1px solid var(--border-secondary);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
  z-index: 200;
}
.sidebar-item:hover .sidebar-tooltip { display: block; }

/* --- Main Content --- */
.main-content {
  overflow-y: auto;
  padding: 20px 24px;
  scrollbar-width: thin;
  scrollbar-color: var(--bg-tertiary) transparent;
}
.main-content::-webkit-scrollbar { width: 6px; }
.main-content::-webkit-scrollbar-track { background: transparent; }
.main-content::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 3px;
}

/* --- Page Header --- */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.page-header h1 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-white);
}

.page-header-actions {
  display: flex;
  gap: 8px;
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-dimmed);
  margin-bottom: 16px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--text-dimmed); }

/* --- Cards --- */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-white);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body { padding: 16px; }

.card-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border-primary);
  font-size: 12px;
  color: var(--text-muted);
}

/* --- Grid Layouts --- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }

/* --- Stat Cards --- */
.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 16px;
}

.stat-card-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.stat-card-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.2;
}

.stat-card-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.stat-card-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
}
.stat-card-trend.up { color: var(--status-online); }
.stat-card-trend.down { color: var(--status-error); }

/* --- Tables --- */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-primary);
}

td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-primary);
  font-size: 13px;
  color: var(--text-secondary);
}

tr:hover td { background: var(--bg-deepest); }
tr.selected td { background: var(--accent-fill); }

/* --- Badges & Tags --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.6;
}

.badge-online  { background: rgba(0, 200, 83, 0.15); color: var(--status-online); }
.badge-warning { background: rgba(255, 152, 0, 0.15); color: var(--status-warning); }
.badge-error   { background: rgba(244, 67, 54, 0.15); color: var(--status-error); }
.badge-info    { background: rgba(41, 182, 246, 0.15); color: var(--status-info); }
.badge-neutral { background: var(--bg-tertiary); color: var(--text-muted); }
.badge-accent  { background: var(--accent-fill); color: var(--accent); }

.tag {
  display: inline-flex;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  background: var(--bg-tertiary);
  color: var(--text-muted);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  font-family: var(--font);
}

.btn-primary {
  background: var(--accent);
  color: var(--text-white);
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-muted);
  border: 1px solid var(--border-secondary);
}
.btn-secondary:hover {
  border-color: var(--text-muted);
  color: var(--text-secondary);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}
.btn-ghost:hover {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-icon {
  width: 32px;
  height: 32px;
  padding: 0;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: none;
  cursor: pointer;
}
.btn-icon:hover { background: var(--bg-tertiary); }

/* --- Tabs --- */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: 16px;
}

.tab {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}
.tab:hover { color: var(--text-secondary); }
.tab.active {
  color: var(--text-white);
  border-bottom-color: var(--accent);
}

/* --- Tab Panels --- */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* --- Toggle --- */
.toggle-switch {
  width: 36px;
  height: 20px;
  background: var(--bg-tertiary);
  border-radius: 10px;
  position: relative;
  cursor: pointer;
  transition: background var(--transition-fast);
}
.toggle-switch.on { background: var(--accent); }
.toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: all var(--transition-fast);
}
.toggle-switch.on::after {
  left: 18px;
  background: var(--text-white);
}

/* --- Progress Bar --- */
.progress-bar {
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
}
.progress-bar .fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition-normal);
}
.progress-bar .fill.warning { background: var(--status-warning); }
.progress-bar .fill.error { background: var(--status-error); }
.progress-bar .fill.success { background: var(--status-online); }

/* --- Key/Value Pairs --- */
.kv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.kv-row {
  display: contents;
}
.kv-key {
  padding: 8px 12px;
  font-size: 12px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-primary);
}
.kv-value {
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-primary);
  font-family: var(--font-mono);
}

/* --- DID Display --- */
.did {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  background: var(--accent-subtle);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  display: inline-block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* --- Crypto Key Display --- */
.crypto-key {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-deepest);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-primary);
  word-break: break-all;
}

/* --- Status Indicator --- */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}
.status-dot.online { background: var(--status-online); box-shadow: 0 0 6px var(--status-online); }
.status-dot.warning { background: var(--status-warning); }
.status-dot.error { background: var(--status-error); }
.status-dot.idle { background: var(--status-idle); }

/* --- Chat / Message Bubbles --- */
.message-feed {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: calc(100vh - 280px);
  overflow-y: auto;
  padding: 16px;
}

.message {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  animation: messageIn 0.3s ease;
}

@keyframes messageIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  color: var(--text-white);
}

.message-body {
  flex: 1;
  min-width: 0;
}

.message-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.message-sender {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-white);
}

.message-time {
  font-size: 11px;
  color: var(--text-dimmed);
}

.message-type-badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: var(--radius-pill);
}

.message-content {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  background: var(--bg-deepest);
  padding: 10px 14px;
  border-radius: 2px 8px 8px 8px;
  border: 1px solid var(--border-primary);
}

.message-refs {
  display: flex;
  gap: 6px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.message-ref {
  font-size: 11px;
  color: var(--accent);
  background: var(--accent-subtle);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
}

/* --- Trace / Log Viewer --- */
.trace-line {
  display: flex;
  gap: 12px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  border-bottom: 1px solid var(--border-primary);
  align-items: flex-start;
}
.trace-line:hover { background: var(--bg-deepest); }

.trace-ts { color: var(--text-dimmed); width: 90px; flex-shrink: 0; }
.trace-level {
  width: 50px;
  flex-shrink: 0;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 10px;
}
.trace-level.info { color: var(--status-info); }
.trace-level.warn { color: var(--status-warning); }
.trace-level.error { color: var(--status-error); }
.trace-level.debug { color: var(--text-dimmed); }
.trace-level.audit { color: var(--status-online); }

.trace-source { color: var(--accent); width: 140px; flex-shrink: 0; }
.trace-msg { color: var(--text-secondary); flex: 1; word-break: break-all; }

/* --- Kanban Board --- */
.kanban {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 16px;
}

.kanban-column {
  min-width: 260px;
  max-width: 300px;
  flex-shrink: 0;
}

.kanban-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.kanban-col-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-white);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kanban-col-count {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 1px 7px;
  border-radius: var(--radius-pill);
}

.kanban-col-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  background: var(--bg-deepest);
  border: 1px solid var(--border-primary);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  min-height: 200px;
}

.kanban-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.kanban-card:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.kanban-card-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.kanban-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-dimmed);
}

/* --- Chart Placeholders --- */
.chart-area {
  height: 200px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
  padding: 0 4px;
}

.chart-bar {
  flex: 1;
  background: var(--accent);
  border-radius: 2px 2px 0 0;
  min-height: 4px;
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}
.chart-bar:hover { opacity: 1; }

.chart-bar.secondary { background: var(--accent-fill); border: 1px solid var(--accent); background: rgba(0,111,255,0.3); }

/* Sparkline (CSS only) */
.sparkline {
  display: flex;
  align-items: flex-end;
  gap: 1px;
  height: 30px;
}
.sparkline .bar {
  width: 3px;
  background: var(--accent);
  border-radius: 1px 1px 0 0;
}

/* --- Timeline --- */
.timeline {
  position: relative;
  padding-left: 24px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border-primary);
}

.timeline-item {
  position: relative;
  padding: 8px 0 16px 0;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-primary);
}
.timeline-item.warning::before { background: var(--status-warning); }
.timeline-item.error::before { background: var(--status-error); }
.timeline-item.success::before { background: var(--status-online); }

.timeline-time {
  font-size: 11px;
  color: var(--text-dimmed);
  font-family: var(--font-mono);
}
.timeline-text {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* --- Entity Graph (simple CSS representation) --- */
.entity-node {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.entity-node:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}
.entity-node.highlighted {
  border-color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

/* --- Gauges (CSS Circle) --- */
.gauge {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: conic-gradient(
    var(--accent) calc(var(--pct) * 3.6deg),
    var(--bg-tertiary) calc(var(--pct) * 3.6deg)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.gauge::after {
  content: '';
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-secondary);
  position: absolute;
}
.gauge-label {
  position: relative;
  z-index: 1;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
}

/* --- Tooltip --- */
.tooltip {
  position: relative;
}
.tooltip::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-deepest);
  border: 1px solid var(--border-secondary);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
  display: none;
  z-index: 300;
}
.tooltip:hover::after { display: block; }

/* --- Pill Nav --- */
.pill-nav {
  display: flex;
  gap: 4px;
  background: var(--bg-deepest);
  padding: 3px;
  border-radius: var(--radius-md);
}
.pill-nav-item {
  padding: 5px 14px;
  font-size: 12px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.pill-nav-item:hover { color: var(--text-secondary); }
.pill-nav-item.active {
  background: var(--bg-secondary);
  color: var(--text-white);
}

/* --- Animations --- */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-pulse { animation: pulse 2s infinite; }
.animate-slide-up { animation: slideUp 0.3s ease; }

/* --- Live Indicator --- */
.live-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--status-online);
  font-weight: 600;
}
.live-dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--status-online);
  animation: pulse 1.5s infinite;
}

/* --- Side Panel (Right Drawer) --- */
.side-panel {
  position: fixed;
  right: 0;
  top: var(--topbar-height);
  bottom: 0;
  width: 380px;
  background: var(--bg-primary);
  border-left: 1px solid var(--border-primary);
  z-index: 50;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}
.side-panel.open { transform: translateX(0); }

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

/* --- Empty State --- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  color: var(--text-dimmed);
  text-align: center;
}
.empty-state svg { width: 48px; height: 48px; margin-bottom: 12px; opacity: 0.4; }
.empty-state p { font-size: 13px; }

/* --- Code Block --- */
.code-block {
  background: var(--bg-deepest);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  overflow-x: auto;
  white-space: pre;
}

/* --- Filter Bar --- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.filter-input {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  color: var(--text-primary);
  font-size: 12px;
  outline: none;
  font-family: var(--font);
}
.filter-input:focus {
  border-color: var(--accent);
}

.filter-select {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  color: var(--text-secondary);
  font-size: 12px;
  outline: none;
  appearance: none;
  font-family: var(--font);
  cursor: pointer;
}
.filter-select:focus {
  border-color: var(--accent);
}
input.filter-select {
  cursor: text;
  appearance: none;
}
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--accent); }
.sort-arrow { font-size: 10px; opacity: 0.7; }

/* --- Responsive Utility --- */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-20 { margin-bottom: 20px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.text-white { color: var(--text-white); }
.text-muted { color: var(--text-muted); }
.text-dimmed { color: var(--text-dimmed); }
.text-accent { color: var(--accent); }
.mono { font-family: var(--font-mono); }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.font-bold { font-weight: 700; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.w-full { width: 100%; }
.hidden { display: none !important; }

/* --- Connection Status Banner --- */
.connection-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 500;
  border-bottom: 1px solid var(--border-primary);
}
.connection-banner.connected { background: rgba(0, 200, 83, 0.08); color: var(--status-online); }
.connection-banner.connecting { background: rgba(255, 152, 0, 0.08); color: var(--status-warning); }
.connection-banner.disconnected { background: rgba(244, 67, 54, 0.08); color: var(--status-error); }

.connection-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.connection-banner.connected .connection-dot { background: var(--status-online); }
.connection-banner.connecting .connection-dot { background: var(--status-warning); animation: pulse 1s infinite; }
.connection-banner.disconnected .connection-dot { background: var(--status-error); }

/* --- Stale Data Overlay --- */
.stale-overlay {
  position: relative;
}
.stale-overlay.stale::after {
  content: 'Stale';
  position: absolute;
  top: 4px;
  right: 4px;
  font-size: 10px;
  color: var(--status-warning);
  background: rgba(255, 152, 0, 0.12);
  padding: 1px 6px;
  border-radius: var(--radius-sm);
}

/* --- Cost Efficiency Table --- */
.efficiency-table th.sortable {
  cursor: pointer;
  user-select: none;
}
.efficiency-table th.sortable:hover {
  color: var(--text-secondary);
}

.savings-alert {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(255, 152, 0, 0.08);
  border: 1px solid rgba(255, 152, 0, 0.2);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--status-warning);
}

.model-comparison {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px;
  background: var(--bg-deepest);
  border-radius: var(--radius-md);
}

.model-comparison .vs {
  font-size: 11px;
  color: var(--text-dimmed);
  text-transform: uppercase;
}

/* --- Settings Config Grid --- */
.cfg-grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 10px 16px;
  align-items: center;
}
.cfg-label {
  font-size: 12px;
  color: var(--text-muted);
}

/* --- Resume Live Button --- */
.resume-live-btn {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--text-white);
  border: none;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}
.resume-live-btn:hover { background: var(--accent-hover); }

/* ============================================================
   SPEC-022: Agent fleet, agent detail, policy bullets, audit
   ============================================================ */

/* Agents fleet grid */
.agent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}
.agent-card {
  display: flex;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  color: var(--text-primary);
  cursor: pointer;
  transition: border-color 0.15s, transform 0.05s;
}
.agent-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.agent-card-bar { width: 4px; flex-shrink: 0; }
.agent-card-body { padding: 12px 14px; flex: 1; min-width: 0; }
.agent-card-name {
  font-weight: 600; font-size: 14px; color: var(--text-white);
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
}
.agent-card-status {
  font-size: 10px; font-weight: 500; text-transform: uppercase;
  padding: 2px 6px; border-radius: var(--radius-pill);
}
.agent-card-status.online { background: rgba(0,200,83,.15); color: var(--status-online); }
.agent-card-status.offline { background: rgba(126,129,144,.15); color: var(--text-muted); }
.agent-card-role { color: var(--text-muted); font-size: 12px; margin-top: 4px; }
.agent-card-model { color: var(--text-secondary); font-size: 11px; margin-top: 2px; font-family: var(--font-mono); }
.ap-toolbar { display: flex; gap: 8px; }
.ap-filter, .tp-filter {
  background: var(--bg-secondary); color: var(--text-secondary);
  border: 1px solid var(--border-primary);
  padding: 4px 12px; border-radius: var(--radius-pill);
  font-size: 12px; cursor: pointer;
}
.ap-filter.active, .tp-filter.active { background: var(--accent-fill); border-color: var(--accent); color: var(--text-white); }

/* Agent detail header / tabs / body */
.ad-header { display: flex; align-items: center; gap: 16px; }
.ad-header .ad-title { flex: 1; text-align: center; }
.ad-back { background: var(--bg-secondary); color: var(--text-primary);
           border: 1px solid var(--border-primary); padding: 4px 10px;
           border-radius: var(--radius-md); cursor: pointer; }
.ad-tabs { margin-bottom: 16px; }
.ad-body { min-height: 200px; }
.ad-controls-slot .agent-controls { display: flex; gap: 8px; align-items: center; }
.ad-controls-slot .btn {
  background: var(--bg-secondary); color: var(--text-primary);
  border: 1px solid var(--border-primary); padding: 4px 12px;
  border-radius: var(--radius-md); cursor: pointer; font-size: 12px;
}
.ad-controls-slot .btn:hover:not(:disabled) { border-color: var(--accent); }
.ad-controls-slot .btn:disabled { opacity: .5; cursor: not-allowed; }
.ad-controls-slot .ac-status.ok  { color: var(--status-online); }
.ad-controls-slot .ac-status.bad { color: var(--status-error); }

.kv { display: flex; gap: 12px; padding: 4px 0; font-size: 13px; }
.kv .k { color: var(--text-muted); width: 110px; flex-shrink: 0; }
.kv .v { color: var(--text-primary); word-break: break-word; }
.kv .v.mono { font-family: var(--font-mono); font-size: 12px; }
.ad-num { font-size: 28px; font-weight: 600; color: var(--text-white); }
.ad-list { list-style: none; padding: 0; margin: 0; font-size: 12px; }
.ad-list li { padding: 4px 0; border-bottom: 1px solid var(--border-primary); }
.ad-list li:last-child { border-bottom: 0; }
.muted { color: var(--text-muted); }
.mono  { font-family: var(--font-mono); font-size: 12px; }
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.status-dot.online  { background: var(--status-online); }
.status-dot.offline { background: var(--text-muted); }
.loading, .empty-state { color: var(--text-muted); padding: 24px; text-align: center; }
.hidden { display: none !important; }

.data-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.data-table th, .data-table td { padding: 6px 10px; text-align: left; border-bottom: 1px solid var(--border-primary); }
.data-table th { color: var(--text-muted); text-transform: uppercase; font-size: 10px; }
.data-table tr.ad-session-row { cursor: pointer; }
.data-table tr.ad-session-row:hover { background: var(--bg-tertiary); }

/* Policy bullets */
.pb-list { display: flex; flex-direction: column; gap: 6px; }
.pb {
  border-left: 4px solid var(--text-muted);
  padding: 8px 12px;
  background: var(--bg-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.pb-tier-high    { border-left-color: var(--status-online); }
.pb-tier-mid     { border-left-color: var(--status-info); }
.pb-tier-low     { border-left-color: var(--status-warning); }
.pb-tier-retired { border-left-color: var(--text-dimmed); opacity: .55; }
.pb-head { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-muted); }
.pb-id   { font-family: var(--font-mono); }
.pb-text { color: var(--text-primary); margin-top: 2px; font-size: 13px; }
.pb-meta { color: var(--text-muted); font-size: 11px; margin-top: 4px; }
.pb-empty { color: var(--text-muted); padding: 12px; }
.ad-policy-controls, .pp-controls, .av-toolbar {
  display: flex; gap: 8px; align-items: center; font-size: 12px;
}
.ad-policy-controls input[type=search],
.pp-controls input[type=search],
.av-toolbar input[type=search] {
  background: var(--bg-tertiary); color: var(--text-primary);
  border: 1px solid var(--border-primary); padding: 4px 8px;
  border-radius: var(--radius-md); font-size: 12px;
}
.ad-policy-toggle-raw { background: var(--bg-secondary); color: var(--text-primary);
  border: 1px solid var(--border-primary); padding: 2px 8px; border-radius: var(--radius-md); cursor: pointer; }

/* File tree */
.ad-tree-wrap { display: grid; grid-template-columns: 280px 1fr; gap: 12px; min-height: 400px; }
.ft-tree, .ft-viewer { background: var(--bg-secondary); border: 1px solid var(--border-primary);
                       border-radius: var(--radius-md); padding: 8px; overflow: auto; max-height: 70vh; }
.ft-row { display: flex; align-items: center; gap: 4px; padding: 2px 4px;
          font-size: 12px; cursor: pointer; border-radius: 3px; user-select: none; }
.ft-row:hover { background: var(--bg-tertiary); }
.ft-twisty { width: 12px; color: var(--text-muted); }
.ft-icon   { width: 12px; color: var(--text-dimmed); }
.ft-name   { color: var(--text-primary); }
.ft-dir > .ft-name { color: var(--text-white); font-weight: 500; }
.ft-empty, .ft-loading, .ft-error { color: var(--text-muted); padding: 12px; }
.ft-viewer-path { color: var(--text-muted); font-family: var(--font-mono); font-size: 11px; margin-bottom: 8px; }
.ft-viewer-md { color: var(--text-primary); font-size: 13px; }
.ft-viewer-md h1, .ft-viewer-md h2, .ft-viewer-md h3 { margin: 12px 0 4px; color: var(--text-white); }
.ft-viewer-md ul, .ft-viewer-md ol { margin-left: 18px; }
.ft-viewer-md p { margin: 6px 0; }
.ft-viewer-md a { color: var(--accent); }
.ft-viewer-md blockquote { border-left: 3px solid var(--border-primary); padding-left: 10px; color: var(--text-muted); }
.ft-viewer-md code { background: var(--bg-tertiary); padding: 1px 4px; border-radius: 3px; font-family: var(--font-mono); font-size: 11px; }
.ft-viewer-code { padding: 12px; }

/* Audit viewer */
.av-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.av-table th, .av-table td { padding: 4px 8px; border-bottom: 1px solid var(--border-primary); }
.av-table th { color: var(--text-muted); text-transform: uppercase; font-size: 10px; text-align: left; }
.av-row { cursor: pointer; }
.av-row:hover { background: var(--bg-tertiary); }
.av-time, .av-target, .av-action { font-family: var(--font-mono); }
.av-outcome-ok      { color: var(--status-online); }
.av-outcome-bad     { color: var(--status-error); }
.av-outcome-neutral { color: var(--text-muted); }
.av-prev, .av-next { background: var(--bg-secondary); color: var(--text-primary);
  border: 1px solid var(--border-primary); padding: 2px 10px; border-radius: var(--radius-md); cursor: pointer; }
.av-prev:disabled, .av-next:disabled { opacity: .4; cursor: not-allowed; }

/* Event drawer */
.event-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: 480px;
  background: var(--bg-primary); border-left: 1px solid var(--border-primary);
  display: flex; flex-direction: column; z-index: 200;
  transition: transform 0.2s;
}
.event-drawer.hidden { transform: translateX(100%); }
.event-drawer-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-bottom: 1px solid var(--border-primary);
}
.event-drawer-title { font-weight: 600; }
.event-drawer-close {
  background: none; border: 0; color: var(--text-primary);
  font-size: 20px; cursor: pointer; line-height: 1;
}
.event-drawer-body { padding: 12px 16px; overflow: auto; flex: 1; font-size: 12px; }
.event-drawer-row { display: flex; gap: 8px; padding: 2px 0; }
.event-drawer-key { color: var(--text-muted); width: 100px; font-family: var(--font-mono); }
.event-drawer-val { word-break: break-all; font-family: var(--font-mono); }
.event-drawer-json { margin-top: 12px; max-height: 60vh; overflow: auto; }

/* Misc */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.mb-12 { margin-bottom: 12px; }
.mt-20 { margin-top: 20px; }
.mt-12 { margin-top: 12px; }
.tsp-skill-list .card { background: var(--bg-secondary); }
.tsp-matrix th, .tsp-matrix td { text-align: center; }
.tsp-matrix th:first-child, .tsp-matrix td:first-child { text-align: left; }

/* ============================================================
   SPEC-022: Policy bullet (demo-aligned)
   ============================================================ */
.policy-bullet {
  background: var(--bg-deepest);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 8px;
  transition: all 0.2s;
  position: relative;
}
.policy-bullet:hover { border-color: var(--accent); }
.policy-bullet.retired { opacity: 0.45; border-left: 3px solid var(--status-error); }
.policy-bullet.high-score { border-left: 3px solid var(--status-online); }
.policy-bullet.mid-score  { border-left: 3px solid var(--status-warning); }
.policy-bullet.low-score  { border-left: 3px solid var(--status-error); }
.policy-bullet-id { font-family: var(--font-mono); font-size: 12px; color: var(--accent); font-weight: 600; }
.policy-bullet-text { font-size: 13px; color: var(--text-primary); line-height: 1.5; margin: 6px 0; }
.policy-bullet-meta { display: flex; flex-wrap: wrap; gap: 12px; font-size: 11px; color: var(--text-dimmed); font-family: var(--font-mono); }
.policy-bullet-meta .meta-item { display: flex; align-items: center; gap: 4px; }
.policy-bullet-meta .meta-label { color: var(--text-muted); }

.score-bar { display: inline-flex; align-items: center; gap: 6px; }
.score-bar-track { width: 60px; height: 6px; background: var(--bg-tertiary); border-radius: 3px; overflow: hidden; }
.score-bar-fill  { height: 100%; border-radius: 3px; transition: width 0.3s; }
.score-bar-fill.green  { background: var(--status-online); }
.score-bar-fill.yellow { background: var(--status-warning); }
.score-bar-fill.red    { background: var(--status-error); }
.score-value { font-family: var(--font-mono); font-size: 12px; font-weight: 700; min-width: 20px; }
.score-value.green  { color: var(--status-online); }
.score-value.yellow { color: var(--status-warning); }
.score-value.red    { color: var(--status-error); }

/* ============================================================
   SPEC-022: Trace Detail as side-drawer (was inline card)
   ============================================================ */
#trace-detail-backdrop {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 199;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}
#trace-detail-backdrop.open {
  opacity: 1; pointer-events: auto;
}

#trace-detail.drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(80vw, 960px);
  max-width: 100vw;
  background: var(--bg-primary);
  border-left: 1px solid var(--border-secondary);
  border-radius: 0;
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.45);
  z-index: 200;
  transform: translateX(100%);
  transition: transform 0.22s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
#trace-detail.drawer:not(.hidden) {
  transform: translateX(0);
}
#trace-detail.drawer .card-header {
  flex-shrink: 0;
  padding: 14px 20px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
}
#trace-detail.drawer .card-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
}

/* ============================================================
   SPEC-023: Messages page (Slack-style chat with served agents)
   ============================================================ */

[data-page-content="messages"] { padding: 0 !important; }

.channel-list {
  width: 240px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-primary);
  flex-shrink: 0;
  overflow-y: auto;
}
.channel-item {
  font-size: 13px;
  color: var(--text-secondary);
  border-left: 3px solid transparent;
  transition: background-color 0.1s, color 0.1s;
}
.channel-item:hover {
  background: var(--bg-deepest);
  color: var(--text-primary);
}
.channel-item.active {
  background: var(--accent-fill);
  color: var(--text-white);
  border-left-color: var(--accent);
}
.channel-item.active .text-dimmed { color: var(--text-secondary); }

.msg-input-bar {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--border-primary);
  background: var(--bg-secondary);
}
.msg-input {
  flex: 1;
  background: var(--bg-deepest);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  color: var(--text-primary);
  font-size: 13px;
  font-family: var(--font);
  outline: none;
}
.msg-input:focus { border-color: var(--accent); }
.msg-input:disabled { opacity: 0.5; cursor: not-allowed; }