/* Component styles */

/* --- Brand / Sidebar --- */
.brand, .sidebar-card, .nav-link {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.brand::before, .sidebar-card::before, .nav-link::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-blue), rgba(105,131,255,0.12), transparent);
}
.brand {
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-md);
  background: linear-gradient(180deg, #101a2c, var(--surface-strong));
}
.brand-logo {
  padding: var(--space-md) 14px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.98);
  width: fit-content;
}
.brand-logo img { width: 160px; display: block; }
.brand-copy p {
  margin: 0 0 var(--space-sm);
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.brand-copy h1 {
  margin: 0;
  font-size: 24px;
  line-height: 1.1;
  color: var(--text-heading);
}

/* --- Navigation --- */
.nav { display: grid; gap: var(--space-sm); }
.nav-link {
  display: grid;
  gap: 4px;
  padding: var(--space-md) 14px;
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, background 160ms ease;
}
.nav-link:hover {
  border-color: var(--border-focus);
  background: var(--surface-soft);
  text-decoration: none;
}
.nav-link strong { color: var(--text-heading); font-size: 14px; }
.nav-link span { color: var(--text-muted); font-size: 12px; }
.nav-link-active {
  border-color: rgba(105,131,255,0.54);
  background: linear-gradient(180deg, var(--accent-soft), var(--surface));
}

/* --- Sidebar card --- */
.sidebar-card {
  padding: 14px var(--space-lg);
  display: grid;
  gap: 4px;
  background: var(--surface-strong);
}
.sidebar-card p {
  margin: 0 0 var(--space-sm);
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.sidebar-card strong { color: var(--text-heading); font-size: 18px; }
.sidebar-card .detail { color: var(--text-muted); font-size: 13px; }

/* --- Hero header --- */
.hero {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
  padding: 18px var(--space-xl);
  margin-bottom: var(--space-md);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--brand-blue), rgba(105,131,255,0.12), transparent);
}
.hero h2 {
  margin: 0;
  color: var(--text-heading);
  font-size: 28px;
  line-height: 1.1;
}
.hero p { margin: var(--space-sm) 0 0; color: var(--text-muted); font-size: 14px; }

/* --- States --- */
.error-banner {
  padding: var(--space-lg);
  border: 1px solid var(--bad);
  border-radius: var(--radius-md);
  background: var(--bad-soft);
  color: var(--text);
}
.error-banner strong { display: block; margin-bottom: var(--space-sm); }

.loading {
  padding: var(--space-xl);
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* --- Placeholder for Task 3+ components --- */

/* --- Chip --- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 4px 10px;
  background: var(--surface-soft);
  font: 600 12px/1.2 var(--font-sans);
  color: var(--text-heading);
  white-space: nowrap;
}
.chip-good { color: #a8f0cf; border-color: rgba(32,180,122,0.34); background: var(--good-soft); }
.chip-warn { color: #ffe1a4; border-color: rgba(204,147,22,0.34); background: var(--warn-soft); }
.chip-bad  { color: #ffc4cc; border-color: rgba(207,60,79,0.34);  background: var(--bad-soft); }
.chip-info { color: #d2deff; border-color: rgba(105,131,255,0.34); background: var(--accent-soft); }
[data-theme="light"] .chip-good { color: #0a6a42; }
[data-theme="light"] .chip-warn { color: #6b4c0c; }
[data-theme="light"] .chip-bad  { color: #8b2232; }
[data-theme="light"] .chip-info { color: #2a3f99; }

/* --- Metric card --- */
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}
.metric {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 14px var(--space-lg);
  display: grid;
  gap: 6px;
  position: relative;
  overflow: hidden;
}
.metric::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--accent);
}
.metric-label {
  margin: 0;
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.metric-value {
  font-size: 26px;
  line-height: 1.1;
  color: var(--text-heading);
}
.metric-note { color: var(--text-muted); font-size: 13px; }
.metric-accent::before { background: var(--accent); }
.metric-good::before   { background: var(--good); }
.metric-warn::before   { background: var(--warn); }
.metric-bad::before    { background: var(--bad); }
.metric-good { border-color: rgba(32,180,122,0.24); }
.metric-warn { border-color: rgba(204,147,22,0.24); }
.metric-bad  { border-color: rgba(207,60,79,0.24); }

/* --- Panel --- */
.panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
  min-width: 0;
}
.panel-wide { grid-column: 1 / -1; }
.panel-head { margin-bottom: var(--space-md); }
.panel h2 {
  margin: 0;
  color: var(--text-heading);
  font-size: 20px;
  line-height: 1.15;
}
.panel-subtitle { margin: 6px 0 0; color: var(--text-muted); font-size: 13px; }

.page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

/* --- Stat grid --- */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
}
.summary-cell {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  background: var(--surface-soft);
}
.summary-cell span {
  display: block;
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.summary-cell strong { color: var(--text-heading); font-size: 16px; }

/* --- Table --- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
}
.table-toolbar {
  display: flex;
  justify-content: flex-end;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.table-filter {
  width: min(340px, 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--bg-1);
  color: var(--text);
  padding: 8px 14px;
  font: inherit;
}
.table-filter:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  min-width: 720px;
}
.data-table th, .data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}
.data-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface);
  color: var(--text-heading);
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.data-table tbody tr:nth-child(even) td {
  background: var(--surface-soft);
}
.data-table tr:last-child td { border-bottom: 0; }
.th-sort {
  all: unset;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: inherit;
  font: inherit;
}
.th-sort:hover { color: var(--accent); }
.th-sort:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
  border-radius: 4px;
}
.th-arrow {
  font-size: 11px;
  color: var(--text-muted);
}
.data-table tr.row-clickable { cursor: pointer; }
.data-table tr.row-clickable:hover td { background: var(--accent-soft); }
.data-table tr.row-clickable:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: -2px;
}

.empty {
  padding: var(--space-lg);
  color: var(--text-muted);
  text-align: center;
  font-size: 14px;
}

/* --- Drawer --- */
.drawer-host {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
}
.drawer-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 160ms ease-out;
  pointer-events: none;
}
.drawer {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(520px, calc(100% - 40px));
  background: var(--surface);
  border-left: 1px solid var(--border);
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.28);
  transform: translateX(100%);
  transition: transform 180ms ease-out;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.drawer-host-open .drawer-overlay {
  opacity: 1;
  pointer-events: auto;
}
.drawer-host-open .drawer {
  transform: translateX(0);
  pointer-events: auto;
}
.drawer-host-closing .drawer-overlay { opacity: 0; }
.drawer-host-closing .drawer { transform: translateX(100%); }
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-bottom: 1px solid var(--border);
}
.drawer-title {
  margin: 0;
  font-size: 18px;
  color: var(--text-heading);
}
.drawer-close {
  all: unset;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
}
.drawer-close:hover { color: var(--text); background: var(--surface-soft); }
.drawer-close:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}
.drawer-body {
  padding: var(--space-lg);
  overflow-y: auto;
  flex: 1;
}
@media (prefers-reduced-motion: reduce) {
  .drawer { transition: none; }
  .drawer-overlay { transition: none; }
}


/* --- Sparkline --- */
.sparkline-wrap {
  position: relative;
  margin-top: 8px;
}
.sparkline {
  width: 100%;
  height: 58px;
  display: block;
}
.sparkline-dot:focus {
  outline: 2px solid var(--border-focus);
}
.sparkline-tooltip {
  position: absolute;
  bottom: 100%;
  transform: translateX(-50%);
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  font-size: 12px;
  color: var(--text-heading);
  white-space: nowrap;
  pointer-events: none;
  box-shadow: var(--shadow);
  z-index: 1;
}
.trend-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  background: var(--surface-soft);
  min-width: 0;
}
.trend-card-title {
  margin: 0 0 4px;
  font: 700 13px/1.3 var(--font-sans);
  color: var(--text-heading);
}
.trend-card-note {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--text-muted);
}
.trend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
}

/* --- WoW Trends --- */
.wow-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}
.wow-stat {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px var(--space-lg);
  background: var(--surface-soft);
}
.wow-stat span {
  display: block;
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.wow-stat strong {
  display: block;
  font-size: 26px;
  font-weight: 800;
  color: var(--text-heading);
  line-height: 1.1;
}
.wow-stat small {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-muted);
}
.wow-delta-bad strong { color: var(--bad); }
.wow-delta-good strong { color: var(--good); }
.wow-delta-accent strong { color: var(--accent); }
.wow-movement {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}
.wow-list {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px var(--space-lg);
  background: var(--surface-soft);
}
.wow-list h4 { margin: 0 0 8px; font-size: 13px; }
.wow-list ul { list-style: none; padding: 0; margin: 0; }
.wow-list li {
  font-size: 13px;
  color: var(--text-muted);
  padding: 3px 0;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.wow-list li:last-child { border-bottom: 0; }
.wow-new h4 { color: var(--bad); }
.wow-resolved h4 { color: var(--good); }
.wow-movers h4 { margin: 0 0 8px; font-size: 13px; }
.wow-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.wow-table th, .wow-table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.wow-table th {
  color: var(--text-muted);
  font-weight: 600;
}
.wow-table td:first-child {
  max-width: 380px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.wow-change-bad  { color: var(--bad); font-weight: 700; }
.wow-change-good { color: var(--good); font-weight: 700; }

/* --- Heatmap --- */
.heatmap-root { min-width: 0; }
.heat-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}
.heat-tab {
  all: unset;
  cursor: pointer;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font: 600 13px/1 var(--font-sans);
  color: var(--text-muted);
  border: 1px solid var(--border);
  background: var(--surface-soft);
}
.heat-tab[aria-selected="true"] {
  color: var(--text-heading);
  background: var(--accent-soft);
  border-color: var(--border-focus);
}
.heat-tab:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.heat-legend {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: var(--space-sm);
  font-size: 12px;
  color: var(--text-muted);
}
.heat-legend-label {
  font: 700 11px/1 var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.heat-legend-end { color: var(--text-muted); }
.heat-legend-cell {
  width: 20px;
  height: 12px;
  border-radius: 3px;
  background: rgba(207, 60, 79, var(--heat-alpha, 0));
  border: 1px solid rgba(207, 60, 79, 0.2);
}

.heatmap-scroll {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
}
.heatmap-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  min-width: 920px;
  font: 13px var(--font-mono);
}
.heatmap-table thead th {
  background: var(--surface);
  color: var(--text-heading);
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  text-align: center;
  white-space: nowrap;
}
.heatmap-table tbody th,
.heatmap-table tbody td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
}
.heatmap-table tbody th {
  text-align: left;
  font-weight: 700;
  color: var(--text-heading);
  vertical-align: middle;
}
.heatmap-table tr:last-child th,
.heatmap-table tr:last-child td {
  border-bottom: 0;
}

.heat-sticky {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--surface-strong);
  min-width: 240px;
}
.heat-sticky-2 {
  left: 240px;
  min-width: 80px;
  color: var(--text-muted);
  text-align: center;
}
.heatmap-table thead .heat-sticky,
.heatmap-table thead .heat-sticky-2 {
  background: var(--surface);
  z-index: 3;
}
.heat-row-name {
  display: inline-block;
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle;
}
.heat-row-badge {
  margin-left: 6px;
  font-size: 10px;
}

.heat-cell {
  min-width: 38px;
  text-align: center;
  color: var(--text-muted);
  white-space: nowrap;
}
.heat-cell-missing {
  color: var(--text-muted);
  background: rgba(148, 163, 184, 0.06);
}
.heat-cell-hit {
  color: #fff6f7;
  background: rgba(207, 60, 79, var(--heat-alpha));
  cursor: pointer;
  font-weight: 700;
}
.heat-cell-hit:hover { outline: 1px solid var(--border-focus); }
.heat-cell-hit:focus {
  outline: 2px solid var(--border-focus);
  outline-offset: -2px;
}
.heat-status-row td {
  font-weight: 700;
  text-align: center;
  padding: 6px 8px;
}
.heat-status-good    { color: #a8f0cf; background: rgba(32, 180, 122, 0.18); }
.heat-status-bad     { color: #ffc4cc; background: rgba(207, 60, 79, 0.22); }
.heat-status-neutral { color: #ffe1a4; background: rgba(204, 147, 22, 0.14); }

@media (max-width: 720px) {
  .heat-sticky-2 { display: none; }
  .heat-sticky { min-width: 140px; }
  .heatmap-table { min-width: 600px; }
}

/* --- Drawer content --- */
.drawer-stats {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 8px 16px;
  margin: 0 0 var(--space-lg);
}
.drawer-stats dt {
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.drawer-stats dd {
  margin: 0;
  color: var(--text);
  word-break: break-word;
}
.drawer-section {
  margin-bottom: var(--space-lg);
}
.drawer-section h3 {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--text-heading);
}
.drawer-link-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 6px;
}
.drawer-hint {
  color: var(--text-muted);
  font-size: 12px;
  margin-top: var(--space-lg);
}

/* --- Empty states --- */
.empty-inline {
  margin: 0;
  color: var(--text-muted);
  font-size: 13px;
}


/* --- Hero extensions (for Daily page) --- */
.hero-row {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
}
.hero-row > div { min-width: 0; }
.hero-meta {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  align-items: center;
}
.meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface-soft);
  font-size: 12px;
}
.meta-pill strong {
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.meta-pill > span {
  color: var(--text);
}
.hero-meta.metric-good .meta-pill { border-color: rgba(32,180,122,0.34); }
.hero-meta.metric-warn .meta-pill { border-color: rgba(204,147,22,0.34); }
.hero-meta.metric-bad  .meta-pill { border-color: rgba(207,60,79,0.34); }

.commit-list {
  display: inline-flex;
  gap: 4px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 12px;
}


/* --- Bar chart (used on Fuzzer root-cause mix) --- */
.bar-chart {
  display: grid;
  gap: 8px;
}
.bar-row {
  display: grid;
  grid-template-columns: minmax(120px, 200px) 1fr auto;
  align-items: center;
  gap: var(--space-md);
  font-size: 13px;
}
.bar-label {
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bar-track {
  position: relative;
  height: 12px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.bar-fill {
  position: absolute;
  inset: 0 auto 0 0;
  background: linear-gradient(90deg, var(--accent), var(--brand-cobalt));
  border-radius: var(--radius-full);
}
.bar-value {
  font: 700 13px/1 var(--font-mono);
  color: var(--text-heading);
  min-width: 40px;
  text-align: right;
}
@media (max-width: 560px) {
  .bar-row {
    grid-template-columns: 1fr auto;
  }
  .bar-label {
    grid-column: 1 / -1;
  }
  .bar-track {
    grid-column: 1 / 2;
  }
  .bar-value {
    grid-column: 2 / 3;
  }
}


/* --- Diagnostics extras --- */
.bullet-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text);
}
.bullet-list li {
  margin-bottom: 6px;
  color: var(--text);
}
.gap-list {
  margin-top: var(--space-md);
}
.gap-list-title {
  font: 700 11px/1.2 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 6px;
}
.row-tone-bad  td { background: rgba(207,60,79,0.08); }
.row-tone-warn td { background: rgba(204,147,22,0.08); }

/* --- Signal-map cards (Daily landing) --- */
.signal-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}
.signal-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-sm);
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}
.signal-card:hover {
  border-color: var(--border-focus);
  background: var(--surface-soft);
  text-decoration: none;
  transform: translateY(-1px);
}
.signal-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}
.signal-card-head h3 {
  margin: 0;
  font-size: 16px;
  color: var(--text-heading);
}
.signal-card-arrow {
  font: 700 11px/1 var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.signal-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 13px;
}
.signal-card-stats {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.signal-card-stats li {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  background: var(--surface-soft);
  font-size: 12px;
}
.signal-card-stats span {
  display: block;
  color: var(--text-muted);
  font: 700 10px/1.2 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.signal-card-stats strong {
  font-size: 15px;
  color: var(--text-heading);
}


/* --- Theme toggle + share button (sidebar controls) --- */
.theme-toggle, .share-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font: 600 13px/1 var(--font-sans);
  cursor: pointer;
  width: 100%;
  justify-content: center;
  transition: border-color 160ms ease, background 160ms ease;
}
.theme-toggle:hover, .share-button:hover {
  border-color: var(--border-focus);
  background: var(--surface-soft);
}
.theme-toggle-icon {
  font-size: 16px;
  color: var(--accent);
}
.share-button:focus-visible, .theme-toggle:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}
.share-status {
  display: block;
  min-height: 16px;
  font: 600 12px/1 var(--font-mono);
  color: var(--good);
  text-align: center;
}

/* --- Status card tone --- */
.sidebar-card[data-tone="good"] strong { color: var(--good); }
.sidebar-card[data-tone="warn"] strong { color: var(--warn); }
.sidebar-card[data-tone="bad"]  strong { color: var(--bad); }
.sidebar-card[data-tone="good"] { border-color: rgba(32,180,122,0.28); }
.sidebar-card[data-tone="warn"] { border-color: rgba(204,147,22,0.28); }
.sidebar-card[data-tone="bad"]  { border-color: rgba(207,60,79,0.28); }

/* --- Public site: sidebar footer link --- */
.sidebar-footer-link {
  display: block;
  padding: 10px 14px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: color 160ms ease;
}
.sidebar-footer-link:hover {
  color: var(--text);
}