/* ── PDF Catalog Generator ────────────────────────────────────── */
/* Used on catalogo.html to generate a downloadable product catalog */

#btn-download-catalog {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-cyan-d) 100%);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.3s var(--ease-smooth);
  box-shadow: 0 4px 20px rgba(0, 188, 255, 0.3);
  white-space: nowrap;
}

#btn-download-catalog:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 188, 255, 0.45);
}

#btn-download-catalog:active {
  transform: translateY(0);
}

#btn-download-catalog.loading {
  opacity: 0.75;
  cursor: not-allowed;
  pointer-events: none;
}

#btn-download-catalog svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Spinner animation for loading state */
@keyframes catalog-spin {
  to { transform: rotate(360deg); }
}

#btn-download-catalog.loading svg {
  animation: catalog-spin 0.8s linear infinite;
}