/* assets/css/includes/brands.css */
:root {
  --brand-bg: #fafafa;
  --brand-border: #e5e5e5;
  --brand-shadow: 0 2px 8px rgba(0,0,0,0.04);
  --brand-hover-shadow: 0 4px 16px rgba(0,0,0,0.08);
  --brand-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: var(--brand-bg);
  padding: 2rem 0;
  margin: 3rem 0;
}

.carousel-track {
  display: flex;
  align-items: center;
  gap: 2rem;
  animation: scroll-infinite 40s linear infinite;
  will-change: transform;
}

.carousel-track:hover {
  animation-play-state: paused;
}

.brand-slide {
  flex: 0 0 auto;
  width: 140px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  border: 1px solid var(--brand-border);
  border-radius: 12px;
  box-shadow: var(--brand-shadow);
  transition: var(--brand-transition);
  position: relative;
  overflow: hidden;
}

.brand-slide:hover {
  transform: translateY(-2px);
  box-shadow: var(--brand-hover-shadow);
  border-color: #d1d5db;
}

.brand-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.7);
  transition: var(--brand-transition);
}

.brand-slide:hover .brand-image {
  filter: grayscale(0%) opacity(1);
}

.brand-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  font-size: 0.75rem;
  color: #6b7280;
  text-align: center;
  background: #f9fafb;
  border-radius: 8px;
}

/* Animación infinita */
@keyframes scroll-infinite {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Responsive */
@media (max-width: 768px) {
  .brand-slide {
    width: 120px;
    height: 70px;
  }
  
  .carousel-track {
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  .brand-slide {
    width: 100px;
    height: 60px;
  }
  
  .carousel-track {
    gap: 1rem;
  }
}

/* Respeto por preferencias de movimiento */
@media (prefers-reduced-motion: reduce) {
  .carousel-track {
    animation: none;
  }
  
  .brand-slide {
    transition: none;
  }
}