/* Performance / TWR page styles
 * Theme variables and shared classes (.rg-positive, .rg-negative, .rg-summary-grid,
 * .rg-summary-card, .rg-details, .rg-table, .hidden) come from positions.css
 * and realized-gainloss.css, both loaded first.
 */

/* ---------- Explainer ---------- */
.perf-explainer {
  background-color: var(--bg-secondary);
  border-radius: 8px;
  margin-bottom: 16px;
  overflow: hidden;
}
.perf-explainer details {
  padding: 0;
}
.perf-explainer summary {
  padding: 14px 20px;
  cursor: pointer;
  color: var(--text-primary);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.perf-explainer summary::before {
  content: '▸';
  display: inline-block;
  transition: transform 0.15s;
  color: var(--text-secondary);
}
.perf-explainer details[open] summary::before { transform: rotate(90deg); }
.perf-explainer summary::-webkit-details-marker { display: none; }
.perf-explainer-body {
  padding: 0 20px 16px 36px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.55;
}
.perf-explainer-body p { margin-bottom: 10px; }
.perf-explainer-body strong { color: var(--text-primary); }

/* ---------- Top grid (baseline + state + flows) ---------- */
.perf-grid-top {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.perf-card {
  background-color: var(--bg-secondary);
  border-radius: 8px;
  padding: 16px;
  border: 1px solid var(--border-color);
}
.perf-card-active { border-color: var(--color-blue); }

.perf-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  gap: 8px;
}
.perf-card-header h2 {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin: 0;
}

.perf-card-body { display: flex; flex-direction: column; gap: 8px; }

.perf-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 4px 0;
  font-size: 14px;
}
.perf-stat-row-emphasis {
  border-top: 1px solid var(--border-color);
  padding-top: 8px;
  margin-top: 4px;
}
.perf-stat-row-emphasis .perf-stat-value { font-size: 18px; font-weight: 600; }
.perf-stat-label { color: var(--text-secondary); }
.perf-stat-value {
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-weight: 500;
}

.perf-empty {
  color: var(--text-muted);
  font-style: italic;
  font-size: 13px;
  line-height: 1.5;
}
.perf-baseline-note {
  margin-top: 10px;
  padding: 8px 10px;
  background-color: var(--bg-tertiary);
  border-radius: 4px;
  font-size: 12px;
  color: var(--text-secondary);
  font-style: italic;
}

/* ---------- Flow table extras ---------- */
.perf-actions-col { width: 1%; white-space: nowrap; }
.perf-actions-cell {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}
.perf-actions-cell .btn-small { padding: 4px 10px; font-size: 12px; }

.perf-row-muted { opacity: 0.6; }
.perf-row-tag {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

/* ---------- Modal ---------- */
.perf-modal {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}
.perf-modal-card {
  background-color: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  padding: 24px;
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}
.perf-modal-card h3 {
  margin: 0;
  font-size: 18px;
  color: var(--text-primary);
}
.perf-modal-help {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0;
}
.perf-modal-card label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--text-secondary);
}
.perf-modal-card input,
.perf-modal-card select {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 8px 10px;
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
  color-scheme: dark;
}
.perf-modal-card input:focus,
.perf-modal-card select:focus {
  outline: none;
  border-color: var(--color-blue);
}
.perf-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 8px;
}

/* ---------- Mobile ---------- */
@media (max-width: 768px) {
  .perf-grid-top { grid-template-columns: 1fr; }
  .perf-modal-card { padding: 18px; }
  .perf-actions-cell { flex-direction: column; gap: 4px; }
}