:root {
  --ha-primary: #03a9f4;
  --ha-primary-dim: #0288d1;
  --bg: #1c1c1c;
  --bg-card: #2a2a2a;
  --bg-elevated: #333;
  --text: #e0e0e0;
  --text-muted: #9e9e9e;
  --border: #444;
  --pass: #4caf50;
  --fail: #f44336;
  --warn: #ff9800;
  --radius: 8px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "Source Code Pro", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

h1, h2, h3 {
  margin: 0 0 0.5rem;
  font-weight: 600;
}

h1 { font-size: 1.35rem; }
h2 { font-size: 1.1rem; color: var(--ha-primary); }
h3 { font-size: 0.9rem; color: var(--text-muted); }

.subtitle {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.app-header {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
}

.control-label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.control-label select,
.control-label input[type="search"],
.control-label input[type="number"] {
  min-width: 140px;
  padding: 0.4rem 0.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.875rem;
}

.checkbox-label,
.radio-label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.875rem;
  color: var(--text);
  cursor: pointer;
}

.btn {
  padding: 0.45rem 0.9rem;
  border: none;
  border-radius: var(--radius);
  font-size: 0.875rem;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: var(--ha-primary);
  color: #fff;
}

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

.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }

.banner {
  margin: 0.75rem 1.25rem 0;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
}

.banner-warning {
  background: rgba(255, 152, 0, 0.15);
  border: 1px solid var(--warn);
  color: #ffcc80;
}

.banner-error {
  background: rgba(244, 67, 54, 0.15);
  border: 1px solid var(--fail);
  color: #ef9a9a;
}

.hidden { display: none !important; }

.kpi-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  padding: 1rem 1.25rem;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
}

.kpi-card .kpi-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ha-primary);
}

.kpi-card .kpi-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.panel {
  margin: 0 1.25rem 1.25rem;
  padding: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.panel-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.panel-hint {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

table.data-table th,
table.data-table td {
  padding: 0.5rem 0.6rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

table.data-table th {
  background: var(--bg);
  color: var(--text-muted);
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

table.data-table th:hover {
  color: var(--ha-primary);
}

table.data-table th[aria-sort="ascending"]::after { content: " ▲"; }
table.data-table th[aria-sort="descending"]::after { content: " ▼"; }

table.data-table tbody tr:hover {
  background: rgba(3, 169, 244, 0.08);
}

table.data-table tr.row-failed {
  background: rgba(244, 67, 54, 0.1);
}

table.data-table tr.row-selected,
table.data-table tr.leaderboard-row-active {
  background: rgba(3, 169, 244, 0.18);
  outline: 1px solid var(--ha-primary);
}

table.data-table tr.leaderboard-row {
  cursor: pointer;
}

.group-header td {
  background: var(--bg);
  font-weight: 600;
  color: var(--ha-primary);
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-pass { background: rgba(76, 175, 80, 0.25); color: var(--pass); }
.badge-fail { background: rgba(244, 67, 54, 0.25); color: var(--fail); }
.badge-skip { background: rgba(255, 193, 7, 0.25); color: #ffc107; }

.flag-icon {
  display: inline-block;
  margin-right: 0.2rem;
  font-size: 0.75rem;
  opacity: 0.9;
}

.flag-icon.active { color: var(--warn); }

.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.chart-card {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 0.75rem;
  min-height: 220px;
}

.chart-card canvas {
  max-height: 180px;
}

.compare-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.delta-positive { color: var(--pass); }
.delta-negative { color: var(--fail); }

.filters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.flags-group {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.flags-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.filter-actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.filter-count {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.grouping-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
}

.tests-table-wrap table.data-table {
  font-size: 0.75rem;
}

.tests-table-wrap td.cell-speech {
  max-width: 280px;
}

.tests-table-wrap td.cell-nodeid {
  font-family: var(--mono);
  font-size: 0.7rem;
  max-width: 200px;
  word-break: break-all;
}

.tests-table-wrap td.cell-failure {
  color: #ef9a9a;
  max-width: 240px;
}

.speech-md p { margin: 0 0 0.35rem; }
.speech-md p:last-child { margin-bottom: 0; }

.pricing-block {
  margin-bottom: 1rem;
}

.pricing-block h3 {
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.pricing-block table {
  font-size: 0.8rem;
}

.json-tree {
  font-family: var(--mono);
  font-size: 0.7rem;
  margin: 0;
}

.json-tree details {
  margin-left: 0.5rem;
}

.json-tree summary {
  cursor: pointer;
  color: var(--ha-primary);
}

.json-tree .json-leaf {
  color: var(--text-muted);
}

.json-tree .json-key {
  color: var(--text);
}

@media (max-width: 640px) {
  .app-header {
    flex-direction: column;
  }

  .header-controls {
    width: 100%;
  }

  .control-label select,
  .control-label input {
    width: 100%;
    min-width: 0;
  }

  .kpi-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .filters-grid {
    grid-template-columns: 1fr;
  }
}

@media print {
  .header-controls,
  #filters-panel,
  #compare-panel .compare-controls,
  .btn { display: none !important; }
  body { background: #fff; color: #000; }
  .panel { break-inside: avoid; }
}