/* ==========================================================================
   Clientes: faixa de logos que rola em loop (entre o contato e o rodapé)
   ========================================================================== */

.clients {
  --clients-gap: clamp(3.5rem, 2rem + 4.5vw, 6.5rem);
  --clients-logo-h: clamp(3.25rem, 2.6rem + 2vw, 4.75rem);
  --clients-speed: 40s; /* menor = mais rápido */
  /* o contato já termina com folga (cena fixada), então o topo é menor que o normal */
  padding-block: calc(var(--space-section) * 0.4) calc(var(--space-section) * 0.75);
  text-align: center;
}

.clients__title {
  margin: 0 0 clamp(1.75rem, 1.2rem + 1.6vw, 2.75rem);
  color: var(--c-pencil);
  font-size: var(--fs-xs);
  font-weight: 620;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.clients__viewport {
  overflow: hidden;
  /* Os logos somem nas bordas em vez de cortar seco */
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent);
}

.clients__track {
  display: flex;
  align-items: center;
  width: max-content;
  margin: 0;
  padding: 0;
  list-style: none;
  animation: clients-scroll var(--clients-speed) linear infinite;
}

.clients__viewport:hover .clients__track {
  animation-play-state: paused;
}

.clients__item {
  flex: none;
  display: grid;
  place-items: center;
  height: calc(var(--clients-logo-h) + 1.5rem);
  padding-right: var(--clients-gap);
}

.clients__item img {
  display: block;
  width: auto;
  height: var(--clients-logo-h);
  opacity: 0.82;
  filter: saturate(0.85);
  transition: opacity 0.3s ease, filter 0.3s ease, transform 0.3s ease;
}

/* Logos largos ficam mais baixos para ter o mesmo "peso" visual dos outros */
.clients__item--wide img {
  height: calc(var(--clients-logo-h) * 0.68);
}

.clients__item:hover img {
  opacity: 1;
  filter: saturate(1) drop-shadow(0 0 18px rgb(var(--c-violet) / 0.35));
  transform: scale(1.06);
}

@keyframes clients-scroll {
  to {
    transform: translateX(-50%);
  }
}

/* Com menos movimento pedido no sistema: logos parados, centralizados e sem repetição */
@media (prefers-reduced-motion: reduce) {
  .clients__viewport {
    -webkit-mask-image: none;
    mask-image: none;
  }

  .clients__track {
    flex-wrap: wrap;
    justify-content: center;
    width: auto;
    gap: 2rem var(--clients-gap);
    animation: none;
  }

  .clients__item {
    padding-right: 0;
  }

  .clients__item:nth-child(n + 6) {
    display: none;
  }
}