/* ═══════════════════════════════════════════════════
   WFM QA Admin Panel — Design System
   Dark theme, minimal, functional
   ═══════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  /* The whole panel is dark: tell the browser, so its own widgets (the calendar icon of date fields, select arrows,
     checkboxes, number spinners, scrollbars, the default look of a plain <button>) are drawn light-on-dark instead of
     black-on-dark, where they were invisible. */
  color-scheme: dark;
  --bg-primary: #0f172a;
  --bg-card: #1e293b;
  --bg-input: #0f172a;
  --bg-hover: #334155;
  --border: #334155;
  --border-focus: #38bdf8;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #38bdf8;
  --accent-hover: #0ea5e9;
  --success: #86efac;
  --success-bg: #166534;
  --warning: #fef08a;
  --warning-bg: #854d0e;
  --error: #fca5a5;
  --error-bg: #991b1b;
  --info: #93c5fd;
  --info-bg: #1e40af;
  --btn-primary: #2563eb;
  --btn-primary-hover: #1d4ed8;
  --btn-danger: #dc2626;
  --btn-danger-hover: #b91c1c;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  --text-xs: 0.7rem;
  --text-sm: 0.8rem;
  --text-base: 0.9rem;
  --text-lg: 1.1rem;
  --text-xl: 1.4rem;
  --text-2xl: 1.8rem;
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.3);
}

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden; /* the nav scrolls internally; never shift the whole page */
}

/* ── Header ── */
.header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 8px 24px;
  min-height: 56px;       /* grows when the nav wraps to a 2nd line (responsive) */
  display: flex;
  align-items: center;
  flex-wrap: wrap;        /* on very narrow screens, nav drops below logo/status */
  gap: 16px 24px;
}
.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
}
.logo span { margin-left: 4px; }
.nav {
  display: flex;
  gap: 4px;
  flex: 1;
  min-width: 0;
  flex-wrap: wrap;   /* responsive: items wrap to a 2nd line instead of overflowing */
}
.nav-link {
  padding: 7px 11px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all 0.15s;
  white-space: nowrap;
}
.nav-link:hover { color: var(--text-primary); background: var(--bg-hover); }
.nav-link.active { color: var(--accent); background: rgba(56,189,248,0.1); }
.header-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-xs);
  color: var(--text-muted);
}
.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}
.status-dot.online { background: var(--success); }
.status-dot.error { background: var(--error); }

/* ── Main ── */
.main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
  min-height: calc(100vh - 56px);
}

/* ── Page Header ── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.page-header h1 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
}

/* ── Cards ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}
.card-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Stat Cards ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
.stat-value {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--accent);
}
.stat-label {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

/* ── Grid ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ── Forms ── */
label, .label {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: 4px;
  font-weight: 500;
}
input[type="text"], input[type="number"], input[type="datetime-local"],
input[type="date"], input[type="password"], input[type="email"], input[type="search"], input[type="tel"],
input[type="url"], input[type="time"], input[type="month"], select, textarea {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--text-base);
  font-family: var(--font-sans);
  transition: border-color 0.15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--border-focus);
}
/* the picker icon of date / time fields: easy to hit and clearly visible on the dark field */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator,
input[type="month"]::-webkit-calendar-picker-indicator { cursor: pointer; opacity: 0.9; }
input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="datetime-local"]::-webkit-calendar-picker-indicator:hover,
input[type="time"]::-webkit-calendar-picker-indicator:hover,
input[type="month"]::-webkit-calendar-picker-indicator:hover { opacity: 1; }
/* a plain <button> (no .btn class) must never fall back to the browser's black text */
button { color: var(--text-primary); font-family: inherit; }
button.btn-sm:not(.btn) {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
}
button.btn-sm:not(.btn):hover { background: #475569; }
textarea {
  min-height: 120px;
  resize: vertical;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.5;
}
.form-group { margin-bottom: 14px; }
.form-row { display: flex; gap: 12px; align-items: flex-end; }
.form-row .form-group { flex: 1; }
.input-error { border-color: var(--error) !important; }
.error-text { font-size: var(--text-xs); color: var(--error); margin-top: 2px; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary { background: var(--btn-primary); color: #fff; }
.btn-primary:hover { background: var(--btn-primary-hover); }
.btn-secondary { background: var(--bg-hover); color: var(--text-primary); }
.btn-secondary:hover { background: #475569; }
.btn-danger { background: var(--btn-danger); color: #fff; }
.btn-danger:hover { background: var(--btn-danger-hover); }
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--bg-hover); color: var(--text-primary); }
.btn-sm { padding: 5px 10px; font-size: var(--text-xs); }
.btn-lg { padding: 12px 24px; font-size: var(--text-base); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── Tables ── */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
th {
  text-align: left;
  padding: 10px 12px;
  color: var(--text-secondary);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(51,65,85,0.5);
  vertical-align: top;
}
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: rgba(51,65,85,0.3); }
/* a disabled run (Runs > Disable): greyed out, the buttons stay readable */
tr.run-disabled td { opacity: 0.55; }
tr.run-disabled td:last-child { opacity: 1; }

/* ── Badges ── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-error { background: var(--error-bg); color: var(--error); }
.badge-info { background: var(--info-bg); color: var(--info); }
.badge-muted { background: var(--bg-hover); color: var(--text-muted); }

.audit-token-box {
  margin-top: 12px;
  padding: 10px;
  border: 1px solid var(--warning-bg);
  border-radius: var(--radius-sm);
  background: rgba(133, 77, 14, 0.25);
  color: var(--warning);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-break: anywhere;
}

.alert {
  padding: 12px 14px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  background: rgba(15, 23, 42, 0.7);
}
.alert-info {
  border-color: rgba(56, 189, 248, 0.3);
  color: var(--info);
  background: rgba(14, 116, 144, 0.12);
}

.audit-monitor {
  display: grid;
  gap: 8px;
}
.audit-monitor-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) minmax(220px, 1.2fr) minmax(260px, 2fr);
  gap: 12px;
  align-items: start;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(15, 23, 42, 0.5);
}
.audit-monitor-row strong,
.audit-monitor-row span,
.audit-monitor-row small {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.audit-monitor-row small {
  color: var(--text-muted);
}

.audit-events-card {
  overflow: hidden;
}
.audit-card-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
}
.audit-card-title-row .card-title {
  margin-bottom: 4px;
}
.audit-event-filters {
  display: grid;
  grid-template-columns: minmax(140px, 1fr) minmax(120px, 0.8fr) minmax(150px, 1fr) minmax(120px, 0.7fr) minmax(220px, 1.4fr) auto;
  gap: 10px;
  align-items: end;
  padding: 12px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(15, 23, 42, 0.55);
}
.audit-event-filters .form-group {
  margin-bottom: 0;
}
.audit-event-search {
  min-width: 0;
}
.audit-event-filter-actions {
  display: flex;
  gap: 8px;
}
.audit-log-shell {
  max-height: 520px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(15, 23, 42, 0.45);
  cursor: grab;
  scrollbar-gutter: stable;
}
.audit-log-shell.dragging {
  cursor: grabbing;
}
.audit-log-table {
  min-width: 1120px;
}
.audit-log-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg-secondary);
  box-shadow: 0 1px 0 var(--border);
}
.audit-log-table th,
.audit-log-table td {
  white-space: nowrap;
}
.audit-log-table td:nth-child(6),
.audit-log-table td:nth-child(7) {
  max-width: 420px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.audit-log-table tbody tr:hover {
  background: rgba(56, 189, 248, 0.08);
}

/* Status badges */
.status-badge { padding: 3px 10px; border-radius: 12px; font-size: var(--text-xs); font-weight: 600; }
.status-pending { background: var(--warning-bg); color: var(--warning); }
.status-validating, .status-validated { background: var(--info-bg); color: var(--info); }
.status-running { background: #6d28d9; color: #c4b5fd; }
.status-completed { background: var(--success-bg); color: var(--success); }
.status-failed { background: var(--error-bg); color: var(--error); }

/* Decision badges */
.decision-full { background: var(--success-bg); color: var(--success); }
.decision-half { background: var(--warning-bg); color: var(--warning); }
.decision-zero { background: var(--error-bg); color: var(--error); }
.decision-pass { background: #1e3a5f; color: var(--info); }
.decision-flag { background: var(--warning-bg); color: var(--warning); }
.decision-hard-fail, .decision-hard_fail { background: var(--error-bg); color: var(--error); }

/* ── Score colors ── */
.score { font-weight: 700; font-variant-numeric: tabular-nums; }
.score-high { color: var(--success); }    /* 81-100 */
.score-good { color: var(--accent); }     /* 61-80  */
.score-mid  { color: var(--warning); }    /* 41-60  */
.score-low  { color: var(--error); }      /* 0-40   */
.score-na   { color: var(--text-muted); } /* N/A    */

/* ── Mini bar chart ── */
.bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.bar-label { font-size: var(--text-xs); color: var(--text-secondary); width: 60px; text-align: right; }
.bar-track { flex: 1; height: 18px; background: var(--bg-primary); border-radius: 4px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 4px; transition: width 0.3s; }
.bar-value { font-size: var(--text-xs); color: var(--text-muted); width: 36px; }

/* ── Heatmap table ── */
.heatmap-cell {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  display: flex;
  overflow: hidden;
}
.heatmap-cell > span { height: 100%; }
.heat-full { background: var(--success); }
.heat-half { background: var(--warning); }
.heat-zero { background: var(--error); }

/* ── Rule card (scorecard editor) ── */
.rule-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  overflow: hidden;
}
.rule-card.dragging { opacity: 0.5; border-color: var(--accent); }
.rule-header {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  cursor: pointer;
  gap: 10px;
  user-select: none;
}
.rule-header:hover { background: rgba(51,65,85,0.3); }
.rule-drag { cursor: grab; color: var(--text-muted); font-size: 14px; }
.rule-number { font-size: var(--text-sm); color: var(--text-muted); min-width: 24px; }
.rule-name { flex: 1; font-weight: 500; font-size: var(--text-sm); }
.rule-type-badge { font-size: var(--text-xs); }
.rule-points { font-size: var(--text-sm); font-weight: 600; color: var(--accent); min-width: 40px; text-align: right; }
.rule-toggle { color: var(--text-muted); font-size: 12px; transition: transform 0.2s; }
.rule-toggle.open { transform: rotate(90deg); }
.rule-body {
  display: none;
  padding: 14px;
  border-top: 1px solid var(--border);
}
.rule-body.open { display: block; }

/* ── Score total indicator ── */
.score-total {
  font-size: var(--text-base);
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  border: 1px solid var(--border);
}
.score-total.valid { color: var(--success); border-color: var(--success); }
.score-total.invalid { color: var(--error); border-color: var(--error); }

/* ── Thread card (run detail) ── */
.thread-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: border-color 0.15s;
}
.thread-card:hover { border-color: var(--accent); }
.thread-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.thread-id { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--accent); }
.thread-meta { font-size: var(--text-xs); color: var(--text-secondary); display: flex; gap: 12px; flex-wrap: wrap; }
.thread-summary { font-size: var(--text-sm); color: var(--text-secondary); margin: 6px 0; }
.thread-topics { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 6px; }
.topic-tag {
  padding: 1px 8px;
  background: var(--bg-hover);
  border-radius: 10px;
  font-size: var(--text-xs);
  color: var(--text-secondary);
}
.thread-rules-mini {
  display: flex;
  gap: 3px;
  margin-top: 8px;
}
.rule-mini-bar {
  height: 22px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  min-width: 28px;
}

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.modal-header h2 { font-size: var(--text-lg); color: var(--accent); }
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
}
.modal-close:hover { color: var(--text-primary); }
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ── Slide-over panel ── */
.slide-panel {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 700px;
  max-width: 90vw;
  background: var(--bg-card);
  border-left: 1px solid var(--border);
  z-index: 100;
  overflow-y: auto;
  padding: 24px;
  transform: translateX(100%);
  transition: transform 0.25s ease;
  box-shadow: -10px 0 30px rgba(0,0,0,0.3);
}
.slide-panel.open { transform: translateX(0); }
.slide-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.4);
  z-index: 99;
}

/* ── Toast ── */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  box-shadow: var(--shadow);
  animation: slideIn 0.2s ease;
  max-width: 380px;
}
.toast-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(134,239,172,0.3); }
.toast-error { background: var(--error-bg); color: var(--error); border: 1px solid rgba(252,165,165,0.3); }
.toast-info { background: var(--info-bg); color: var(--info); border: 1px solid rgba(147,197,253,0.3); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ── Loading ── */
.loading-full {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--text-muted);
  font-size: var(--text-base);
}
.spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}
.empty-state .icon { font-size: 2.5rem; margin-bottom: 12px; }
.empty-state p { font-size: var(--text-base); margin-top: 8px; }

/* ── Code block ── */
.code-block {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.5;
  overflow-x: auto;
  white-space: pre-wrap;
}

/* ── Tabs ── */
.tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.tab {
  padding: 8px 16px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: var(--text-sm);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
}
.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Collapsible ── */
.collapsible-header {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 8px 0;
}
.collapsible-header:hover { color: var(--accent); }
.collapsible-body { display: none; padding: 8px 0 8px 16px; }
.collapsible-body.open { display: block; }

/* ── Validation result ── */
.validation-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin-top: 12px;
}
.validation-box.approved { border-color: rgba(134,239,172,0.4); background: rgba(22,101,52,0.1); }
.validation-box.rejected { border-color: rgba(252,165,165,0.4); background: rgba(153,27,27,0.1); }

/* ── Pill filters ── */
.filter-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.filter-row label { margin-bottom: 0; }
.filter-row select, .filter-row input { width: auto; min-width: 140px; }

/* ── Pagination ── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .header-inner { padding: 0 12px; gap: 12px; }
  .nav { overflow-x: auto; gap: 2px; }
  .nav-link { padding: 6px 10px; font-size: var(--text-xs); }
  .main { padding: 16px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .form-row { flex-direction: column; }
  .audit-monitor-row { grid-template-columns: 1fr; }
  .audit-card-title-row { flex-direction: column; }
  .audit-event-filters { grid-template-columns: 1fr; }
  .audit-event-filter-actions { justify-content: flex-start; }
  .slide-panel { width: 100%; max-width: 100vw; }
}

/* ── Utilities ── */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-warning { color: var(--warning); }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.gap-2 { gap: 8px; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ═══════════════════════════════════════════════════
   SPEC-004 — Tab navigation (thread detail modal)
   ═══════════════════════════════════════════════════ */
.tab-nav {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.tab-button {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 10px 16px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: color 0.2s, border-color 0.2s;
}
.tab-button:hover {
  color: var(--text-primary);
}
.tab-button.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
/* Sub-page tabs (Appeals, Human Review, Presence, Audit, Reports ...): pill buttons, the open one highlighted. */
.tab-btn {
  padding: 7px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}
.tab-btn:hover { color: var(--text-primary); background: var(--bg-hover); }
.tab-btn.active { color: var(--accent); background: rgba(56, 189, 248, 0.12); border-color: var(--accent); }
.tab-panel {
  display: none;
}
.tab-panel.active {
  display: block;
}

/* ═══════════════════════════════════════════════════
   SPEC-004 — JSON viewer
   ═══════════════════════════════════════════════════ */
.json-viewer {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.json-viewer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
}
.json-viewer-title {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.json-viewer-body {
  margin: 0;
  padding: 12px;
  font-family: var(--font-mono, 'SF Mono', 'Fira Code', 'Cascadia Code', monospace);
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: auto;
  max-height: 500px;
  white-space: pre;
}
.json-viewer-body code {
  font-family: inherit;
  font-size: inherit;
}
.json-key    { color: #38bdf8; }
.json-string { color: #86efac; }
.json-number { color: #fef08a; }
.json-bool   { color: #fca5a5; font-weight: 500; }
.json-null   { color: #fca5a5; font-style: italic; }
.json-error  {
  color: var(--error);
  padding: 12px;
  font-size: var(--text-sm);
}

/* ═══════════════════════════════════════════════════
   SPEC-004 Faz 3 — Chat viewer (transcript bubbles)
   ═══════════════════════════════════════════════════ */
.chat-viewer {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
}
.chat-header {
  padding-bottom: 8px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.chat-messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 520px;
  overflow-y: auto;
  padding-right: 4px;
}
.chat-row {
  display: flex;
  width: 100%;
}
.chat-row-visitor { justify-content: flex-start; }
.chat-row-agent   { justify-content: flex-end; }

.chat-bubble {
  max-width: 78%;
  padding: 8px 12px;
  border-radius: 14px;
  font-size: var(--text-sm);
  line-height: 1.45;
  color: var(--text-primary);
  word-break: break-word;
}
.chat-bubble-visitor {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}
.chat-bubble-agent {
  background: #1e3a5f;
  border: 1px solid #2b4e80;
  border-bottom-right-radius: 4px;
}
.chat-bubble-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 4px;
  font-size: var(--text-xs);
}
.chat-sender {
  font-weight: 600;
  letter-spacing: 0.3px;
}
.chat-row-visitor .chat-sender { color: var(--text-secondary); }
.chat-row-agent   .chat-sender { color: var(--accent); }
.chat-timestamp {
  color: var(--text-muted);
  font-family: var(--font-mono, monospace);
  font-variant-numeric: tabular-nums;
}
.chat-body {
  white-space: pre-wrap;
}

/* ═══════════════════════════════════════════════════
   SPEC-004 Faz 4 — Live progress bar + phase tracker
   ═══════════════════════════════════════════════════ */
.progress-card {
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  background: var(--bg-card);
  padding: 14px 16px;
  border-radius: 6px;
  margin-bottom: 16px;
}
.progress-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: var(--text-sm);
}
.progress-phase {
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: var(--text-xs);
}
.progress-eta {
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}
.progress-bar {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  height: 10px;
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 6px;
}
.progress-fill {
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
  height: 100%;
  border-radius: 5px;
  transition: width 0.6s ease-out;
}
.progress-counts {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  margin-bottom: 12px;
}

/* Phase tracker — 4 steps inline */
.phase-tracker {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-wrap: wrap;
  font-size: var(--text-xs);
}
.phase-step {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 500;
}
.phase-step.completed {
  color: var(--success);
  border-color: var(--success-bg);
  background: rgba(22, 101, 52, 0.15);
}
.phase-step.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(56, 189, 248, 0.1);
  animation: phase-pulse 1.6s ease-in-out infinite;
}
.phase-step.failed {
  color: var(--error);
  border-color: var(--error-bg);
  background: rgba(153, 27, 27, 0.15);
}
.phase-arrow {
  color: var(--text-muted);
  font-size: var(--text-xs);
}

@keyframes phase-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.5); }
  50%      { box-shadow: 0 0 0 4px rgba(56, 189, 248, 0); }
}

/* Thread card fade-in when newly appended during polling */
.thread-card.new-arrival {
  animation: thread-fadein 0.6s ease-out;
  border-left: 3px solid var(--accent);
}
@keyframes thread-fadein {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════════════
   SPEC-004 Faz 5 — Drill-down filters
   ═══════════════════════════════════════════════════ */

/* Heatmap number cells become clickable when count > 0.
   Use span-inside-td pattern so the <td> preserves its table-cell layout. */
.heatmap-count {
  cursor: pointer;
  border-radius: 4px;
  padding: 1px 6px;
  display: inline-block;
  transition: background 0.15s;
  /* subtle underline hint that this is clickable */
  border-bottom: 1px dashed transparent;
}
.heatmap-count:hover {
  background: rgba(56, 189, 248, 0.12);
  border-bottom-color: currentColor;
}

/* Agent breakdown rows — whole row clickable */
tr.agent-row {
  cursor: pointer;
  transition: background 0.15s;
}
tr.agent-row:hover {
  background: rgba(56, 189, 248, 0.08);
}
tr.agent-row td:first-child::before {
  content: '▸ ';
  color: var(--text-muted);
  font-size: 0.9em;
}

/* Filter banner shown at top of thread list when a filter is active */
.filter-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  margin-bottom: 10px;
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid var(--accent);
  border-radius: 6px;
  font-size: var(--text-sm);
  color: var(--text-primary);
}
.filter-banner a {
  color: var(--accent);
  text-decoration: none;
  font-size: var(--text-xs);
  white-space: nowrap;
}
.filter-banner a:hover {
  text-decoration: underline;
}
.filter-banner strong {
  color: var(--accent);
}

/* Nav info icons + group separators (QMS 2026-10-07) */
.nav-info { font-size: 11px; opacity: 0.4; cursor: help; margin-left: 1px; vertical-align: middle; }
.nav-info:hover { opacity: 0.95; }
/* Dropdown nav groups */
.nav-group { position: relative; display: inline-block; }
.nav-group-btn { padding: 7px 11px; border-radius: var(--radius-sm); color: var(--text-secondary); font-size: var(--text-sm); font-weight: 500; cursor: pointer; white-space: nowrap; transition: all 0.15s; user-select: none; display: inline-block; }
.nav-group:hover .nav-group-btn { color: var(--text-primary); background: var(--bg-hover); }
.nav-group.active > .nav-group-btn { color: var(--accent); background: rgba(56,189,248,0.1); }
.nav-dropdown { display: none; position: absolute; top: calc(100% + 4px); left: 0; min-width: 215px; background: var(--bg-card, var(--bg-secondary, #1b1f27)); border: 1px solid var(--border); border-radius: var(--radius-md, 8px); box-shadow: 0 10px 30px rgba(0,0,0,0.45); z-index: 300; padding: 6px; flex-direction: column; gap: 2px; }
.nav-group:hover .nav-dropdown { display: flex; }
.nav-group::after { content: ''; position: absolute; top: 100%; left: 0; right: 0; height: 6px; }
.nav-dropdown .nav-link { display: flex; align-items: center; width: 100%; }

/* List tools: the multi-agent picker (components/list-tools.js) */
.lt-picker { position: relative; }
.lt-btn { display: block; min-width: 180px; max-width: 280px; text-align: left; padding: 8px 12px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text-primary); font-size: var(--text-base); font-family: var(--font-sans); cursor: pointer; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lt-btn:hover, .lt-btn.active { border-color: var(--border-focus); }
.lt-panel { position: absolute; z-index: 60; top: 100%; left: 0; margin-top: 4px; width: 300px; max-height: 380px; display: flex; flex-direction: column; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md, 8px); box-shadow: 0 10px 30px rgba(0,0,0,0.45); padding: 8px; }
.lt-actions { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-secondary); margin: 6px 2px; }
.lt-list { overflow-y: auto; }
.lt-picker .lt-row { display: flex; align-items: center; gap: 8px; margin: 0; padding: 5px 6px; border-radius: 4px; cursor: pointer; font-size: 13px; font-weight: 400; color: var(--text-primary); }
.lt-picker .lt-row:hover { background: var(--bg-hover); }
.lt-picker .lt-row input { width: auto; margin: 0; }