/* ==========================================================================
   stats.css — Sección "Nuestro crecimiento" (home)
   4 métricas. Hover: borde iluminado + la tarjeta se ACERCA (scale).
   ========================================================================== */

.stats {
  padding: var(--space-xl) 0;
  background-color: var(--color-bg);
}

.stats__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-2xl);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-cream);
  margin-bottom: var(--space-lg);
}

/* ---- Grid (mobile-first: 1 -> 2 -> 4 columnas) ---- */
.stats__grid {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 560px) {
  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .stats__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---- Tarjeta de métrica ---- */
.stat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 210px;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

/* Borde con degradado de marca, revelado en hover por mask */
.stat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--gradient-brand);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

/* Hover: se acerca (scale) + borde y glow encendidos */
.stat-card:hover,
.stat-card:focus-within {
  transform: scale(1.04);
  border-color: transparent;
  z-index: 2;
  box-shadow:
    0 18px 50px rgba(82, 51, 254, 0.32),
    0 0 40px rgba(122, 38, 168, 0.28);
}

.stat-card:hover::before,
.stat-card:focus-within::before {
  opacity: 1;
}

/* ---- Icono (esquina superior derecha) ---- */
.stat-card__icon {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  border: 1px solid var(--color-border);
  background-color: rgba(255, 252, 239, 0.05);
  color: var(--color-text-muted);
  transition: color var(--transition), background-color var(--transition);
}

.stat-card__icon svg {
  width: 16px;
  height: 16px;
}

.stat-card:hover .stat-card__icon,
.stat-card:focus-within .stat-card__icon {
  color: var(--color-cream);
  background-color: var(--color-primary-soft);
}

/* ---- Valor (número grande) ---- */
.stat-card__value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  line-height: 1;
  color: var(--color-cream);
  transition: color var(--transition);
}

/* Al acercarse, el número se enciende a índigo (color sólido, transición suave) */
.stat-card:hover .stat-card__value,
.stat-card:focus-within .stat-card__value {
  color: #8b93ff;
}

/* ---- Etiqueta (con subrayado corto de marca) ---- */
.stat-card__label {
  position: relative;
  margin-top: auto;
  padding-top: 0.9rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.stat-card__label::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 28px;
  height: 2px;
  border-radius: 2px;
  background-color: var(--color-primary);
}

/* ---- Accesibilidad: sin movimiento ---- */
@media (prefers-reduced-motion: reduce) {
  .stat-card:hover,
  .stat-card:focus-within {
    transform: none;
  }
}