/* ══════════════════════════════════════════════════════
   CLIENTS.CSS — slider de logos de clientes
══════════════════════════════════════════════════════ */

#clients-sec {
  padding: 3.5rem 0 3rem;
  background: var(--bg2);
  transition: background .4s;
  overflow: hidden;
}

.clients-label {
  padding: 0 2.5rem;
  margin-bottom: 1.8rem;
}

/* Wrapper con máscara de fade en los bordes */
.clients-track-wrap {
  overflow: hidden;
  position: relative;
  -webkit-mask-image: linear-gradient(
    to right,
    transparent 0%,
    #000 8%,
    #000 92%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    #000 8%,
    #000 92%,
    transparent 100%
  );
}

/* Track: flex horizontal, se mueve con la animación */
.clients-track {
  display: flex;
  align-items: center;
  gap: 5rem;
  width: max-content;
  padding: .5rem 2rem;
  animation: clients-scroll 28s linear infinite;
  will-change: transform;
}
.clients-track.paused,
.clients-track-wrap:hover .clients-track {
  animation-play-state: paused;
}

@keyframes clients-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Cada logo */
.client-item {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 160px;
  height: 70px;
  opacity: .45;
  transition: opacity .25s;
  pointer-events: auto;
  text-decoration: none;
}
.client-item:hover { opacity: 1; }

.client-item img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: var(--client-logo-filter);
  display: block;
}

/* En modo light: los logos blancos necesitan invertirse */
:root       { --client-logo-filter: none; }
body.dark   { --client-logo-filter: none; }

/* Algunos logos son oscuros — en light se verán bien.
   Los que son blancos (DUIN, Anas) necesitan invertirse en light */
body:not(.dark) .client-item img {
  filter: invert(1) grayscale(1);
}
body.dark .client-item img {
  filter: brightness(0) invert(1) grayscale(.3);
}

/* Logos que necesitan más espacio para ser legibles */
.client-item--lg { width: 200px; height: 85px; }
.client-item--lg img { transform: scale(1.25); }
.client-item--xl { width: 180px; height: 95px; }
.client-item--xl img { transform: scale(1.4); }

/* Mobile */
@media (max-width: 768px) {
  #clients-sec { padding: 2.5rem 0 2rem; }
  .clients-label { padding: 0 1.2rem; }
  .client-item { width: 90px; height: 40px; }
  .clients-track { gap: 2.5rem; animation-duration: 20s; }
}