/* RECURSOS DESCARGABLES: file cards (always rendered, with an empty state) */

.recursos-descargables-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.recurso-descargable {
  --file-tone: var(--color-brand-teal);
  --file-tone-strong: #00797b; /* AA with white text (darkened teal, as in --gradient-brand-strong) */
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-lg);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform 0.25s cubic-bezier(0.22, 0.61, 0.36, 1), box-shadow 0.25s ease, border-color 0.25s ease;
}

.recurso-descargable:hover,
.recurso-descargable:focus-within {
  transform: translateY(-4px);
  border-color: var(--file-tone);
  box-shadow: var(--shadow-xl);
}

/* Tone per file type (badge, tile and top line) */
.recurso-descargable--pdf {
  --file-tone: var(--color-brand-orange);
  --file-tone-strong: var(--color-primary);
}

.recurso-descargable--xlsx {
  --file-tone: var(--color-brand-green);
  --file-tone-strong: #1f7a45;
}

.recurso-descargable--docx {
  --file-tone: var(--color-brand-blue);
  --file-tone-strong: var(--color-brand-blue);
}

.recurso-descargable--image {
  --file-tone: var(--color-brand-violet);
  --file-tone-strong: var(--color-brand-violet);
}

.recurso-descargable::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: var(--file-tone);
}

.recurso-descargable-head {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.recurso-descargable-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  flex: none;
  border-radius: var(--radius-md);
  color: var(--file-tone-strong);
  background-color: color-mix(in srgb, var(--file-tone) 14%, #ffffff);
}

.recurso-descargable-badge {
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: var(--font-bold);
  letter-spacing: 0.06em;
  color: #ffffff;
  background-color: var(--file-tone-strong);
}

.recurso-descargable-tipo {
  margin-left: auto;
  font-size: 0.78rem;
  font-weight: var(--font-semibold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.recurso-descargable-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-semibold);
  line-height: 1.3;
  color: var(--color-heading);
}

.recurso-descargable-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-body);
}

.recurso-descargable-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.recurso-descargable-size {
  font-size: 0.85rem;
  color: var(--color-text-soft);
}

.recurso-descargable-pending {
  font-size: 0.9rem;
  font-style: italic;
  color: var(--color-text-soft);
}

/* Empty state */
.recursos-descargables-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  max-width: 40rem;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  background-color: var(--color-bg);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
}

.recursos-descargables-empty-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  color: var(--color-brand-green);
  background-color: color-mix(in srgb, var(--color-brand-green) 12%, #ffffff);
}

.recursos-descargables-empty-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-semibold);
  color: var(--color-heading);
}

.recursos-descargables-empty-text {
  line-height: 1.6;
  color: var(--color-body);
}

@media (max-width: 1024px) {
  .recursos-descargables-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .recursos-descargables-list {
    grid-template-columns: 1fr;
  }

  .recursos-descargables-empty {
    padding: var(--space-xl) var(--space-md);
  }
}

@media (prefers-reduced-motion: reduce) {
  .recurso-descargable {
    transition: none;
  }

  .recurso-descargable:hover,
  .recurso-descargable:focus-within {
    transform: none;
  }
}