/* Formaciones — F6 Product card grid. 4-up desktop, 2-up tablet, 1-up mobile. */

.formaciones__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-lg);
}

.f-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color var(--dur-short) var(--ease-out), box-shadow var(--dur-short) var(--ease-out);
}
.f-card:hover { border-color: var(--color-ink); box-shadow: var(--shadow-whisper); }

/* Tarjeta "premium" oscura — IA, Contabilidad, Excel (Barbería queda clara) */
.f-card--dark {
  background: var(--color-ink-surface);
  border-color: var(--color-rule-on-dark);
}
.f-card--dark:hover { border-color: var(--color-accent-ink); box-shadow: none; }
.f-card--dark .f-card__title { color: var(--color-accent-ink); }
.f-card--dark .f-card__row { color: var(--color-muted-on-dark); }
.f-card--dark .f-card__row strong { color: var(--color-accent-ink); }
.f-card--dark .f-card__media svg { color: var(--color-muted-on-dark); }
.f-card--dark .link { color: var(--color-accent-ink); border-color: var(--color-rule-on-dark); }
.f-card--dark .link:hover { color: var(--color-accent-ink); border-color: var(--color-accent-ink); }

.f-card__media {
  aspect-ratio: 4 / 3;
  min-height: 0;
  align-items: center;
  justify-content: center;
}
.f-card__media svg { width: 2rem; height: 2rem; color: var(--color-placeholder-ink); stroke-width: 1.25; }

.f-card--dark .f-card__media {
  background:
    repeating-linear-gradient(135deg,
      color-mix(in oklch, var(--color-accent-ink) 6%, transparent) 0 12px,
      transparent 12px 24px);
  border-color: var(--color-rule-on-dark);
}
.f-card--dark .f-card__media svg { color: var(--color-muted-on-dark); }

.f-card__body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}

.f-card__title {
  font-size: var(--text-lg);
  font-weight: 800;
}

.f-card__row {
  display: flex;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink-2);
}
.f-card__row strong {
  flex-shrink: 0;
  color: var(--color-ink);
  font-weight: 700;
}

.f-card__cta {
  margin-top: var(--space-md);
}

@media (max-width: 60rem) {
  .formaciones__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 40rem) {
  .formaciones__grid { grid-template-columns: 1fr; }
}