/* ============================================================
   analytics.css - Analytics overview section & chart cards
   ============================================================ */

/* ===== ANALYTICS SECTION ===== */
.analytics-section {
  max-width: 1600px;
  margin: 0 auto;
  padding: 16px 20px 24px;
}

.analytics-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 0;
}

.analytics-body {
  overflow: hidden;
  transition: max-height 0.5s ease;
  max-height: 12000px;
}
.analytics-body.collapsed { max-height: 0; }

/* ===== CHARTS GRID ===== */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  padding: 16px 0 24px;
  min-width: 0;
  overflow: hidden;
}

/* ===== CHART CARD ===== */
.chart-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color var(--transition);
  min-width: 0;
  overflow: hidden;
}
.chart-card:hover       { border-color: var(--border-light); }
.chart-card-full        { grid-column: 1 / -1; }
.chart-card-header      { margin-bottom: 16px; }

.chart-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
}

.chart-subtitle {
  font-size: 12px;
  color: var(--text-2);
}

.chart-wrap {
  position: relative;
  height: 308px;
  width: 100%;
  overflow: hidden;
}

.chart-card-tall .chart-wrap { height: 385px; }

/* ===== CHART PEAKS TOGGLE ===== */
.chart-peaks-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-2);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 9px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
  flex-shrink: 0;
}
.chart-peaks-btn:hover {
  background: var(--bg-3);
  color: var(--text);
  border-color: var(--border-light);
}
.chart-peaks-btn.active {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: rgba(126,232,162,0.35);
}
.chart-peaks-btn.active svg { stroke: var(--accent); }

/* Filter bar group for analytics report */
#filterGroupAnalytics { gap: 8px; }

.ar-export-btn-sm {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text-2);
  border-radius: 6px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
  flex-shrink: 0;
}
.ar-export-btn-sm:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
}
.ar-export-btn-sm:disabled { opacity: 0.5; cursor: not-allowed; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .charts-grid          { grid-template-columns: 1fr; }
  .chart-card-full      { grid-column: 1; }
  .chart-wrap           { height: 252px; }
}

@media (max-width: 640px) {
  .analytics-section    { padding: 16px 12px 24px; }
  .summary-stats        { gap: 2px; }
  .stat-chip            { padding: 4px 8px; }
  .stat-value           { font-size: 12px; }
  .filter-bar-inner     { gap: 10px; }
}