/* ═══════════════════════════════════════════════════════════
   REPORTS — Analytics Dashboard Styles
   KPI cards, gauge, trend chart, donut charts
   ═══════════════════════════════════════════════════════════ */

/* ─── KPI Cards Row ──────────────────────────────────────── */
.analytics-kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--s3);
  margin-bottom: var(--s4);
}

.analytics-kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s4);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--t-fast), transform var(--t-fast);
}

.analytics-kpi-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.analytics-kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--kpi-color, var(--accent));
}

.analytics-kpi-value {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.analytics-kpi-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-top: var(--s1);
}

/* ─── Main Layout ─────────────────────────────────────────── */
.analytics-top-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s4);
  margin-bottom: var(--s4);
}

.analytics-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s4);
}

.analytics-panel-title {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--s3);
}

/* ─── Revenue Gauge ──────────────────────────────────────── */
.analytics-gauge-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--s3) 0;
}

.analytics-gauge-svg { width: 200px; height: 120px; }

.analytics-gauge-labels {
  display: flex;
  justify-content: center;
  gap: var(--s5);
  margin-top: var(--s3);
}

.analytics-gauge-label { text-align: center; }

.analytics-gauge-label-value {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--text-primary);
}

.analytics-gauge-label-text {
  font-size: var(--text-xs);
  color: var(--text-label);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

/* ─── Trend Chart (Vertical Bars) ────────────────────────── */
.analytics-trend-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--s3);
}

.analytics-trend-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  overflow: hidden;
}

.analytics-trend-toggle button {
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: inherit;
  transition: all var(--t-fast);
}

.analytics-trend-toggle button.active {
  background: var(--accent);
  color: #fff;
}

.analytics-trend-wrap {
  display: flex;
  gap: 0;
}

.analytics-trend-yaxis {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end;
  padding: var(--s3) 6px 18px 0;
  flex-shrink: 0;
}

.analytics-trend-yaxis span {
  font-size: 9px;
  color: var(--text-label);
  font-weight: 600;
  white-space: nowrap;
}

.analytics-trend-chart {
  display: flex;
  align-items: stretch;
  gap: 3px;
  height: 200px;
  padding-top: var(--s3);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  flex: 1;
}

.analytics-trend-col {
  flex: 1;
  min-width: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  cursor: pointer;
}

.analytics-trend-col:hover .analytics-trend-bar { opacity: 0.85; }

.analytics-trend-bar {
  width: 100%;
  max-width: 52px;
  background: linear-gradient(180deg, var(--accent), rgba(6, 139, 195, 0.35));
  border-radius: var(--r-sm) var(--r-sm) 0 0;
  min-height: 2px;
  transition: height 400ms ease, opacity var(--t-fast);
}

.analytics-trend-val, .analytics-trend-lbl {
  font-size: 10px;
  color: var(--text-label);
  white-space: nowrap;
}

.analytics-trend-val { font-weight: 600; }

.analytics-trend-col.empty .analytics-trend-bar {
  background: var(--bg-input);
  opacity: 0.6;
}

.analytics-trend-col.active .analytics-trend-bar {
  background: linear-gradient(180deg, var(--navy-base), var(--accent));
}

/* ─── Donut Charts ───────────────────────────────────────── */
.analytics-donut-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s4);
}

.analytics-donut-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s3);
}

.analytics-donut-svg { width: 150px; height: 150px; flex-shrink: 0; }
.analytics-donut-center { font-weight: 800; fill: var(--text-primary); }
.analytics-donut-center-label { font-size: 10px; font-weight: 600; fill: var(--text-label); text-transform: uppercase; }

.analytics-donut-legend {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  width: 100%;
  min-width: 0;
}

.analytics-donut-legend-item {
  display: flex;
  align-items: center;
  gap: var(--s2);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: var(--r-sm);
  transition: background var(--t-fast);
}

.analytics-donut-legend-item:hover { background: var(--bg-hover); }
.analytics-donut-swatch { width: 10px; height: 10px; border-radius: 2px; flex-shrink: 0; }
.analytics-donut-legend-pct { margin-left: auto; font-weight: 600; color: var(--text-label); }

/* ─── Drill-Down + Empty State ───────────────────────────── */
.analytics-drilldown {
  margin-top: var(--s3);
  animation: fadeSlide 200ms ease;
}

@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.analytics-empty {
  text-align: center;
  padding: var(--s6);
  color: var(--text-label);
  font-size: var(--text-sm);
}

.satisfaction-face { width: 22px; height: 22px; }

/* ─── Responsive ─────────────────────────────────────────── */
@media (min-width: 641px) {
  .analytics-top-row { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1025px) {
  .analytics-top-row { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
  .analytics-gauge-svg { width: 220px; height: 130px; }
  .analytics-trend-chart { height: 220px; }
  .analytics-trend-col { min-width: 36px; }
}

@media (max-width: 640px) {
  .analytics-donut-wrap { flex-direction: column; }
  .analytics-donut-svg { width: 140px; height: 140px; }
  .analytics-kpi-row { grid-template-columns: 1fr 1fr; }
}