/* ── Estimation Âge à partir de la FC max ────────────────────────────────── */

.age-fc-optional {
  font-weight: 400;
  color: #94a3b8;
  font-size: 0.85rem;
}

/* Grille de cartes résultat */
.age-fc-results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.age-fc-card {
  border: 1px solid #dbe4ff;
  border-radius: 16px;
  padding: 1.1rem 1.25rem;
  background: linear-gradient(160deg, #ffffff 0%, #f0f6ff 100%);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.07);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.age-fc-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.12);
}

.age-fc-card[data-formula="fox"]    { border-top: 3px solid #3b82f6; }
.age-fc-card[data-formula="tanaka"] { border-top: 3px solid #10b981; }
.age-fc-card[data-formula="nes"]    { border-top: 3px solid #f59e0b; }

.age-fc-card h3 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
  color: #1d4ed8;
}

.age-fc-formula {
  font-size: 0.8rem;
  color: #64748b;
  font-style: italic;
  margin: 0 0 0.5rem;
}

.age-fc-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: #0f172a;
  margin: 0;
  letter-spacing: -0.5px;
}

/* Bandeau résumé */
.age-fc-summary {
  margin-top: 1.5rem;
  padding: 1.25rem 1.5rem;
  border-radius: 16px;
  background: linear-gradient(135deg, #eff6ff, #f0fdf4);
  border: 1px solid #bfdbfe;
}

.age-fc-summary-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 0.75rem;
}

.age-fc-summary-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.age-fc-summary-label {
  font-size: 0.85rem;
  color: #475569;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.age-fc-summary-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: #1e3a8a;
}

.age-fc-interpretation {
  font-size: 0.95rem;
  color: #334155;
  line-height: 1.55;
  margin: 0;
  padding-top: 0.5rem;
  border-top: 1px solid #e2e8f0;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .age-fc-results {
    grid-template-columns: 1fr;
  }

  .age-fc-value {
    font-size: 1.5rem;
  }

  .age-fc-summary-inner {
    flex-direction: column;
    gap: 1rem;
  }

  .age-fc-summary {
    padding: 1rem;
  }
}