/* ── Advanced Analytics Dashboard ────────────────────────────────────────── */

.analytics-container {
  display: grid;
  gap: 24px;
  padding: 16px;
  max-width: 1200px;
  margin: 0 auto;
}

.analytics-header {
  display: grid;
  gap: 16px;
}

.analytics-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text, #FAFAFA);
}

.analytics-date-filter {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.date-range-btn {
  padding: 8px 14px;
  background: var(--bg, #09090B);
  border: 1px solid var(--border, #3F3F46);
  color: var(--text-sec, #A1A1AA);
  border-radius: 20px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s;
}

.date-range-btn--active {
  background: var(--green, #22C55E);
  border-color: var(--green, #22C55E);
  color: #000;
}

.date-range-btn:hover {
  border-color: var(--green, #22C55E);
}

/* ── Key Metrics Grid ──────────────────────────────────────────────────────── */

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}

.metric-card {
  background: var(--elevated, #27272A);
  border: 1px solid var(--border, #3F3F46);
  border-radius: 12px;
  padding: 16px;
  display: grid;
  gap: 8px;
}

.metric-card:hover {
  border-color: var(--green, #22C55E);
}

.metric-label {
  font-size: 0.7rem;
  color: var(--text-muted, #71717A);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text, #FAFAFA);
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.metric-value.positive {
  color: var(--green, #22C55E);
}

.metric-value.negative {
  color: #EF4444;
}

.metric-unit {
  font-size: 0.9rem;
  font-weight: 600;
  opacity: 0.7;
}

.metric-sub {
  font-size: 0.75rem;
  color: var(--text-muted, #71717A);
  margin-top: 4px;
}

/* ── Charts Section ────────────────────────────────────────────────────────── */

.charts-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 16px;
}

.chart-card {
  background: var(--elevated, #27272A);
  border: 1px solid var(--border, #3F3F46);
  border-radius: 12px;
  padding: 20px;
  display: grid;
  gap: 12px;
}

.chart-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text, #FAFAFA);
}

.simple-chart {
  width: 100%;
  height: 250px;
  position: relative;
}

.line-chart {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 200px;
  justify-content: space-around;
  padding: 20px 0;
}

.chart-bar {
  flex: 1;
  background: var(--green, #22C55E);
  border-radius: 4px 4px 0 0;
  position: relative;
  min-height: 2px;
  transition: all 0.2s;
  cursor: pointer;
}

.chart-bar:hover {
  opacity: 0.8;
  background: #16A34A;
}

.chart-bar.negative {
  background: #EF4444;
}

.chart-bar.neutral {
  background: var(--text-muted, #71717A);
}

.chart-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg, #09090B);
  border: 1px solid var(--border, #3F3F46);
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 0.75rem;
  color: var(--text, #FAFAFA);
  white-space: nowrap;
  margin-bottom: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
}

.chart-bar:hover .chart-tooltip {
  opacity: 1;
}

.pie-chart {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: center;
}

.pie-visual {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: conic-gradient(
    var(--green, #22C55E) 0deg 120deg,
    #EF4444 120deg 250deg,
    var(--text-muted, #71717A) 250deg 360deg
  );
}

.pie-legend {
  display: grid;
  gap: 8px;
}

.pie-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
}

.pie-color {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}

.pie-color.green {
  background: var(--green, #22C55E);
}

.pie-color.red {
  background: #EF4444;
}

.pie-color.gray {
  background: var(--text-muted, #71717A);
}

/* ── Performance Breakdown ─────────────────────────────────────────────────── */

.breakdown-section {
  display: grid;
  gap: 16px;
}

.breakdown-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text, #FAFAFA);
}

.breakdown-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.breakdown-tab {
  padding: 8px 14px;
  background: var(--bg, #09090B);
  border: 1px solid var(--border, #3F3F46);
  color: var(--text-sec, #A1A1AA);
  border-radius: 20px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s;
}

.breakdown-tab--active {
  background: var(--green, #22C55E);
  border-color: var(--green, #22C55E);
  color: #000;
}

.breakdown-tab:hover {
  border-color: var(--green, #22C55E);
}

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

.breakdown-table th {
  padding: 12px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted, #71717A);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border, #3F3F46);
  background: var(--bg, #09090B);
}

.breakdown-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border, #3F3F46);
  color: var(--text, #FAFAFA);
  font-size: 0.9rem;
}

.breakdown-table tr:hover {
  background: var(--bg, #09090B);
}

.breakdown-table td:first-child {
  font-weight: 700;
}

.stat-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  gap: 4px;
}

.stat-badge.positive {
  background: rgba(34, 197, 94, 0.15);
  color: #86EFAC;
}

.stat-badge.negative {
  background: rgba(239, 68, 68, 0.15);
  color: #FCA5A5;
}

.stat-badge.neutral {
  background: rgba(113, 113, 122, 0.15);
  color: #A1A1AA;
}

/* ── Advanced Metrics ────────────────────────────────────────────────────────── */

.advanced-metrics {
  background: var(--elevated, #27272A);
  border: 1px solid var(--border, #3F3F46);
  border-radius: 12px;
  padding: 20px;
  display: grid;
  gap: 16px;
}

.advanced-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text, #FAFAFA);
}

.metrics-pairs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.metric-pair {
  display: grid;
  gap: 4px;
  padding: 12px;
  background: var(--bg, #09090B);
  border-radius: 8px;
  border: 1px solid var(--border, #3F3F46);
}

.metric-pair-label {
  font-size: 0.7rem;
  color: var(--text-muted, #71717A);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

.metric-pair-value {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text, #FAFAFA);
}

.metric-pair-value.positive {
  color: var(--green, #22C55E);
}

.metric-pair-value.negative {
  color: #EF4444;
}

/* ── Empty State ───────────────────────────────────────────────────────────── */

.analytics-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted, #71717A);
}

.analytics-empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.analytics-empty-text {
  font-size: 0.95rem;
}

/* ── Responsive ────────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .analytics-date-filter {
    flex-direction: column;
  }

  .charts-section {
    grid-template-columns: 1fr;
  }

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

  .simple-chart {
    height: 200px;
  }

  .line-chart {
    height: 150px;
  }
}