/* Scène bombes-énergie (extrait labo OHC, tokens Bombastic) — lot D */
.bomb-stage {
  position: relative;
  height: 260px;
  max-width: 48rem;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border, #e2e8f0);
  background: linear-gradient(
    180deg,
    #e0f2fe 0%,
    var(--obs-blue-50, #eff6ff) 45%,
    var(--obs-blue-100, #dbeafe) 72%,
    transparent 72%
  );
}

.bomb-stage__label {
  position: absolute;
  top: 0.5rem;
  left: 0.6rem;
  right: 0.6rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text-secondary, #475569);
  z-index: 2;
  text-transform: none;
}

.bomb-zone {
  position: absolute;
  inset: 0 0 42px 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.bomb-impacts {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 42px;
  height: 12px;
  pointer-events: none;
  z-index: 3;
}

.bomb-stage__ocean {
  position: absolute;
  bottom: 0;
  left: -6%;
  width: 112%;
  height: 44px;
  background: var(--obs-blue-600, #2563eb);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  opacity: 0.92;
  z-index: 2;
}

.bomb-drop {
  position: absolute;
  top: -22px;
  width: 18px;
  height: 26px;
  transform: translateX(-50%);
  animation: bomb-fall var(--fall-duration, 0.9s) linear var(--fall-delay, 0s)
    forwards;
}

.bomb-drop--bundle {
  width: 22px;
  height: 30px;
}

.bomb-drop__body {
  display: block;
  width: 14px;
  height: 14px;
  margin: 0 auto;
  border-radius: 50% 50% 45% 45%;
  background: radial-gradient(circle at 35% 30%, #fde68a, #f59e0b 50%, #c2410c);
  box-shadow: 0 0 0 1px rgba(154, 52, 18, 0.25);
}

.bomb-drop--bundle .bomb-drop__body {
  width: 16px;
  height: 16px;
}

.bomb-drop__tail {
  display: block;
  width: 3px;
  height: 9px;
  margin: 0 auto;
  background: linear-gradient(#fbbf24, transparent);
  border-radius: 999px;
}

.bomb-drop__n {
  display: block;
  margin-top: 1px;
  text-align: center;
  font: 700 0.55rem/1 system-ui, sans-serif;
  color: #9a3412;
  text-shadow: 0 0 2px #fff;
}

.bomb-impact {
  position: absolute;
  bottom: 0;
  width: 14px;
  height: 14px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(96, 165, 250, 0.95),
    rgba(37, 99, 235, 0.2)
  );
  animation: bomb-splash 0.45s ease-out forwards;
}

@keyframes bomb-fall {
  0% {
    top: -18px;
    opacity: 0;
  }
  6% {
    opacity: 1;
  }
  92% {
    opacity: 0.95;
  }
  100% {
    top: calc(100% - 4px);
    opacity: 0.85;
  }
}

@keyframes bomb-splash {
  0% {
    transform: translateX(-50%) scale(0.3);
    opacity: 1;
  }
  100% {
    transform: translateX(-50%) scale(2.2);
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bomb-drop,
  .bomb-impact {
    animation: none !important;
  }
}

/* —— Page métaphore (lots A/B audit 2026-07-17) —— */
.metaphore-page .metaphore-stack {
  max-width: 48rem;
}

.metaphore-page .metaphore-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.25rem;
  margin: 0 0 0.35rem;
  align-items: baseline;
}

.metaphore-page .metaphore-metric-label {
  margin: 0 0 0.25rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary, #475569);
}

.metaphore-page .metaphore-h15 {
  font: 800 2.15rem/1.1 var(--font-mono, ui-monospace, monospace);
  color: var(--obs-blue-800, #1e40af);
  font-variant-numeric: tabular-nums;
}

.metaphore-page .metaphore-conversion {
  margin: 0 0 0.65rem;
  font-size: 0.88rem;
  font-family: var(--font-mono, ui-monospace, monospace);
  color: var(--text-secondary, #475569);
  line-height: 1.4;
}

.metaphore-page .metaphore-bundle-note {
  margin: 0.35rem 0 0;
  max-width: 48rem;
  font-size: 0.85rem;
  color: #9a3412;
  background: #fff7ed;
  border-left: 3px solid #f59e0b;
  padding: 0.4rem 0.65rem;
  border-radius: 0 6px 6px 0;
}

.metaphore-page .metaphore-h15-unit {
  font-size: 1rem;
  font-weight: 600;
  margin-left: 0.3rem;
  color: var(--obs-blue-800, #1e40af);
}

.metaphore-page .metaphore-secondary {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  color: var(--text-secondary, #475569);
}

.metaphore-page .metaphore-rate-label {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  color: var(--text-secondary, #475569);
}

.metaphore-page .metaphore-frame {
  margin: 0 0 1.1rem;
  padding: 0.75rem 0.9rem;
  max-width: 48rem;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text, #0f172a);
  background: rgba(37, 99, 235, 0.05);
  border-left: 3px solid rgba(37, 99, 235, 0.4);
  border-radius: 0 8px 8px 0;
}

.metaphore-page .metaphore-controls {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin: 0 0 1rem;
  max-width: 48rem;
}

.metaphore-page .metaphore-year-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
}

.metaphore-page .metaphore-year-row label {
  font-size: 0.9rem;
  font-weight: 600;
  min-width: 7rem;
}

.metaphore-page .metaphore-year-value {
  display: inline-block;
  min-width: 2.5rem;
  padding: 0.15rem 0.45rem;
  border-radius: 6px;
  background: var(--obs-blue-50, #eff6ff);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.metaphore-page .metaphore-slider-wrap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.5rem;
  align-items: center;
  width: 100%;
  max-width: 28rem;
}

/* Range : design system UX-P1-01 (accent orange partagé) */

.metaphore-page .metaphore-year-bound {
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary, #64748b);
}

.metaphore-page .metaphore-play-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
}

.metaphore-page .metaphore-play-status {
  font-size: 0.85rem;
  color: var(--text-secondary, #64748b);
}

.metaphore-page .metaphore-sound-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text, #0f172a);
  cursor: pointer;
  user-select: none;
}

.metaphore-page .metaphore-sound-toggle input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--obs-blue-600, #2563eb);
}

.metaphore-page .metaphore-disclaimer {
  margin-top: 0.85rem;
  max-width: 48rem;
  font-size: 0.94rem;
  line-height: 1.5;
  color: var(--muted-accessible, #475569);
}

.metaphore-page .metaphore-links {
  margin-top: 1.25rem;
  font-size: 0.9rem;
}

.metaphore-page .metaphore-links a {
  font-weight: 600;
  color: var(--obs-blue-600, #2563eb);
}

.metaphore-page .sim-tick {
  font-size: 0.85rem;
  color: var(--text-secondary, #64748b);
  margin: 0.4rem 0 0;
  max-width: 48rem;
}

/* Boutons : héritent du design system UX-P1-01 */