/* RSP-REQ-064 — Stress Test Results visualization styles.
   Uses ONLY custom properties from variables.css (AGENTS.md §3). */

.stress-results {
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 1rem);
}

/* ------------------------------------------------------------------ */
/* Comparison cards                                                   */
/* ------------------------------------------------------------------ */
.stress-results__cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-md, 1rem);
}

.stress-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-md, 1rem);
}

.stress-card__title {
  margin: 0 0 var(--space-sm, 0.5rem);
  font-size: 1.05rem;
  color: var(--text-primary, var(--text-muted));
}

.stress-card__params {
  margin: 0 0 var(--space-sm, 0.5rem);
}

.stress-card__param {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm, 0.5rem);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.stress-card__param-path {
  font-family: monospace;
}

.stress-card__metrics {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-sm, 0.5rem);
}

.stress-card__metrics th,
.stress-card__metrics td {
  text-align: right;
  padding: 0.35rem 0.4rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.stress-card__metrics th[scope="row"],
.stress-card__metrics th[scope="col"]:first-child {
  text-align: left;
}

/* Delta directionality — favorable/unfavorable/neutral */
.delta--favorable .metric-delta,
.delta--favorable {
  color: var(--success);
}

.delta--unfavorable .metric-delta,
.delta--unfavorable {
  color: var(--status-danger);
}

.delta--neutral .metric-delta,
.delta--neutral {
  color: var(--text-muted);
}

.delta-arrow {
  margin-right: 0.2rem;
}

/* Plain-language interpretation of this card's own numbers */
.stress-card__interpretation {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: rgba(var(--primary-rgb, 99, 102, 241), 0.05);
  border-left: 3px solid var(--primary);
  border-radius: 0 6px 6px 0;
}

.stress-card__interpretation-label {
  display: block;
  font-size: 0.8em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--primary);
  margin-bottom: 0.2rem;
}

.stress-card__interpretation-text {
  margin: 0;
  color: var(--text);
  font-size: 0.92em;
  line-height: 1.5;
}

/* Plain-language explanation disclosure on each result card */
.stress-card__more {
  margin-top: var(--spacing-sm);
}

.stress-card__more-toggle {
  cursor: pointer;
  font-size: 0.85em;
  color: var(--secondary);
  user-select: none;
  list-style: none;
}

.stress-card__more-toggle::-webkit-details-marker {
  display: none;
}

.stress-card__more-toggle::before {
  content: "\25B8\00a0"; /* ▸ right-pointing triangle */
}

.stress-card__more[open] .stress-card__more-toggle::before {
  content: "\25BE\00a0"; /* ▾ down-pointing triangle */
}

.stress-card__explanation {
  margin: var(--spacing-xs) 0 0;
  color: var(--text-muted);
  font-size: 0.9em;
  line-height: 1.5;
  background: rgba(var(--secondary-rgb), 0.04);
  border-left: 3px solid var(--secondary);
  padding: var(--spacing-sm);
  border-radius: 0 6px 6px 0;
}

/* ------------------------------------------------------------------ */
/* Damage ranking summary                                             */
/* ------------------------------------------------------------------ */
.stress-summary {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-md, 1rem);
}

.stress-summary__title {
  margin: 0 0 var(--space-sm, 0.5rem);
  font-size: 1.05rem;
}

.ranking-row {
  border-left: 4px solid transparent;
}

/* Severity flag via border-left-color convention (results.css pattern) */
.severity--high {
  border-left-color: var(--status-danger);
  background: rgba(var(--secondary-rgb, 25, 118, 210), 0.04);
}

.severity--low {
  border-left-color: var(--status-good);
}

/* ------------------------------------------------------------------ */
/* Comparison chart                                                   */
/* ------------------------------------------------------------------ */
.stress-chart {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-md, 1rem);
}

.stress-chart__title {
  margin: 0 0 var(--space-sm, 0.5rem);
  font-size: 1.05rem;
}

.stress-chart__canvas {
  width: 100%;
  height: 320px;
}

/* ------------------------------------------------------------------ */
/* Stacked perfect-storm card                                         */
/* ------------------------------------------------------------------ */
.stress-stacked {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--warning);
  border-radius: 8px;
  padding: var(--space-md, 1rem);
}

.stress-stacked__title {
  margin: 0 0 var(--space-xs, 0.25rem);
  font-size: 1.05rem;
}

.stress-stacked__hint {
  margin: 0 0 var(--space-sm, 0.5rem);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ------------------------------------------------------------------ */
/* Empty / error state                                                */
/* ------------------------------------------------------------------ */
.stress-results-empty {
  padding: var(--space-lg, 1.5rem);
  text-align: center;
  color: var(--text-muted);
  background: var(--card-bg);
  border: 1px dashed var(--border);
  border-radius: 8px;
}

/* ------------------------------------------------------------------ */
/* Dark theme overrides                                               */
/* ------------------------------------------------------------------ */
[data-theme="dark"] .stress-card,
[data-theme="dark"] .stress-summary,
[data-theme="dark"] .stress-chart,
[data-theme="dark"] .stress-stacked,
[data-theme="dark"] .stress-results-empty {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .delta--favorable {
  color: var(--success);
}

[data-theme="dark"] .delta--unfavorable {
  color: var(--status-danger);
}

/* ------------------------------------------------------------------ */
/* Responsive                                                         */
/* ------------------------------------------------------------------ */
@media (max-width: 768px) {
  .stress-results__cards {
    grid-template-columns: 1fr;
  }

  .stress-chart__canvas {
    height: 260px;
  }
}