/* ══════════════════════════════════════════════════════════════
   KPIs ADS — DESIGN ORIGINAL EXACT
   ══════════════════════════════════════════════════════════════ */

/* Section Produit & BE-ROAS */
.kpi-beroas-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 16px;
}

.kpi-beroas-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.kpi-beroas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 14px;
  align-items: end;
}

.kpi-beroas-box {
  background: linear-gradient(135deg, rgba(129, 140, 248, 0.12), rgba(99, 102, 241, 0.08));
  border: 1px solid rgba(129, 140, 248, 0.3);
  border-radius: var(--radius);
  padding: 14px 18px;
  text-align: center;
}

.kpi-beroas-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.kpi-beroas-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  font-family: 'JetBrains Mono', monospace;
  line-height: 1;
  margin-bottom: 4px;
}

.kpi-beroas-formula {
  font-size: 11px;
  color: var(--text-muted);
}

/* Accordion règles */
.kpi-accordion {
  margin-bottom: 16px;
}

.kpi-accordion-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  text-align: left;
}

.kpi-accordion-btn:hover {
  background: var(--surface-off);
}

.kpi-accordion-btn.open {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  border-bottom-color: var(--divider);
}

.kpi-accordion-body {
  display: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: none;
  border-bottom-left-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
  padding: 16px 18px;
}

.kpi-accordion-body.open {
  display: block;
}

.kpi-accordion-arrow {
  transition: transform 0.2s;
}

.kpi-accordion-btn.open .kpi-accordion-arrow {
  transform: rotate(180deg);
}

/* Métriques grid (CTR, CPC, ROAS, ATC, Freq, Conv) */
.kpi-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 16px;
}

.kpi-metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  border-top: 2px solid var(--border);
  transition: border-top-color 0.2s;
}

.kpi-metric-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.kpi-metric-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.kpi-metric-subtitle {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 400;
  margin-left: 2px;
}

/* Input styling */
.kpi-metric-card .form-input {
  width: 100%;
  background: var(--surface-off);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 14px;
  color: var(--text);
  outline: none;
  margin-bottom: 8px;
  transition: border-color 0.15s;
}

.kpi-metric-card .form-input:focus {
  border-color: var(--primary);
}

/* Thresholds (pills colorés) */
.kpi-thresholds {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.kpi-th {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 99px;
  font-weight: 500;
  white-space: nowrap;
  border: 1px solid transparent;
}

.kpi-th-great {
  background: var(--success-bg);
  color: var(--success);
  border-color: color-mix(in oklch, var(--success) 25%, transparent);
}

.kpi-th-good {
  background: var(--success-bg);
  color: var(--success);
  border-color: color-mix(in oklch, var(--success) 25%, transparent);
  opacity: 0.8;
}

.kpi-th-warn {
  background: var(--warning-bg);
  color: var(--warning);
  border-color: color-mix(in oklch, var(--warning) 25%, transparent);
}

.kpi-th-bad {
  background: var(--error-bg);
  color: var(--error);
  border-color: color-mix(in oklch, var(--error) 25%, transparent);
}

/* Info button (i) */
.kpi-info-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--surface-off);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  transition: background 0.15s, color 0.15s;
}

.kpi-info-btn:hover {
  background: var(--primary-bg);
  color: var(--primary);
  border-color: var(--primary);
}

.kpi-tooltip {
  display: none;
  position: fixed;
  z-index: 9999;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 13px;
  width: 260px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text);
  box-shadow: var(--shadow-md);
  pointer-events: none;
  text-align: left;
  font-weight: 400;
}

.kpi-tooltip.visible {
  display: block !important;
  visibility: visible !important;
}

/* ATC card (2 inputs) */
.kpi-atc-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}

.kpi-atc-input-group label {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 4px;
  display: block;
}

/* Section Verdict */
.kpi-verdict-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.kpi-verdict-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 600;
}

.kpi-verdict-content {
  text-align: center;
  padding: 20px 0;
  color: var(--text-muted);
  font-size: 13px;
}

/* Section Simulateur */
.kpi-simul-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 16px;
}

.kpi-simul-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 600;
}

.kpi-simul-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
  align-items: end;
}

.kpi-simul-result {
  background: var(--surface-off);
  border-radius: var(--radius);
  padding: 12px 16px;
}

.kpi-simul-result-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.kpi-simul-result-value {
  font-size: 14px;
  color: var(--text);
  line-height: 1.9;
}

/* Section Historique */
.kpi-history-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.kpi-history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--divider);
}

.kpi-history-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
}

.kpi-history-empty {
  padding: 40px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

/* Rules grid */
.kpi-rules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.kpi-rule-col {
  background: var(--surface-off);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.kpi-rule-day {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 8px;
}

.kpi-rule-item {
  font-size: 12px;
  color: var(--text);
  line-height: 1.6;
  padding: 3px 0;
  border-bottom: 1px solid var(--divider);
}

.kpi-rule-item:last-child {
  border-bottom: none;
}

.kpi-rule-stop {
  color: var(--error);
  font-weight: 500;
}

.kpi-rule-go {
  color: var(--success);
  font-weight: 500;
}

.kpi-beroas-formula {
  background: var(--primary-bg);
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 12.5px;
  margin-top: 12px;
}

.kpi-beroas-formula strong {
  color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
  .kpi-beroas-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .kpi-metrics-grid {
    grid-template-columns: 1fr;
  }
  
  .kpi-simul-grid {
    grid-template-columns: 1fr;
  }
  
  .kpi-rules-grid {
    grid-template-columns: 1fr;
  }
}