/* /css/brands-carousel.css */
.brands { padding: 2rem 0; }
.brands__header { display: flex; align-items: baseline; gap: .75rem; padding: 0 1rem; }
.brands__title { font-size: clamp(1.25rem, 2vw, 1.75rem); margin: 0; }
.brands__subtitle { color: var(--muted, #666); margin: 0; font-size: .95rem; }

.brands__viewport {
  position: relative;
  padding: 0 3.5rem; /* espaço para setas */
}

.brands__track {
  list-style: none;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(120px, 14vw);
  gap: clamp(1.5rem, 2.5vw, 3rem);
  margin: 1rem 0 0;
  padding: 1rem 0;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none; /* Firefox */
}
.brands__track::-webkit-scrollbar { display: none; } /* Chrome */

.brands__item { scroll-snap-align: center; display: grid; place-items: center; }
.brands__logo {
  width: 100%;
  height: auto;
  max-height: 48px;
  object-fit: contain;
  filter: grayscale(1) contrast(1.1);
  opacity: .92;
  transition: transform .2s ease, opacity .2s ease;
}
.brands__item:focus-within .brands__logo,
.brands__item:hover .brands__logo {
  transform: scale(1.04);
  opacity: 1;
}

.brands__nav {
  position: absolute;
  top: 50%;
  translate: 0 -50%;
  width: 40px; height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,.1);
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(6px);
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
  font-size: 1.5rem; line-height: 1;
  display: grid; place-items: center;
  cursor: pointer;
}
.brands__nav--prev { left: .5rem; }
.brands__nav--next { right: .5rem; }
.brands__nav:focus-visible { outline: 2px solid #f00; }

@media (prefers-color-scheme: dark) {
  .brands__nav { background: rgba(20,20,20,.7); color: #fff; border-color: rgba(255,255,255,.12); }
  .brands__subtitle { color: #9aa0a6; }
}

/* Respeita usuários que preferem menos animação */
@media (prefers-reduced-motion: reduce) {
  .brands__track { scroll-behavior: auto; }
  .brands__logo { transition: none; }
}