.logos {
  width: 100%;
  background: var(--surface-subtle);
  padding: 0;
  overflow: hidden;
  position: relative;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.logos-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px var(--gutter) 28px;
  max-width: var(--layout-max);
  margin: 0 auto;
}

.logos-header-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgb(var(--ink-rgb) / 0.28);
}

.logos-header-count {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--olive);
  opacity: 0.7;
}

.logos-rows {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-bottom: 36px;
}

.logos-row {
  position: relative;
  overflow: hidden;
}

.logos-row + .logos-row {
  border-top: 1px solid var(--border-light);
}

.logos-row-mask {
  mask-image: linear-gradient(
    90deg,
    transparent 0%,
    var(--charcoal-brown) 8%,
    var(--charcoal-brown) 92%,
    transparent 100%
  );
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent 0%,
    var(--charcoal-brown) 8%,
    var(--charcoal-brown) 92%,
    transparent 100%
  );
}

.logos-track {
  display: flex;
  align-items: center;
  gap: 64px;
  width: max-content;
  padding: 18px 0;
}

.logos-track--fwd {
  animation: logos-fwd 38s linear infinite;
}

.logos-track--rev {
  animation: logos-rev 44s linear infinite;
}

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

.logos-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.logos-item img {
  height: 40px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  filter: grayscale(1) contrast(1.8) opacity(0.75);
  mix-blend-mode: multiply;
  transition: filter 0.4s ease;
  display: block;
}

.logos-item img:hover {
  filter: grayscale(0) sepia(0.5) saturate(3) hue-rotate(47deg) contrast(1) opacity(1);
}

.logos-track--rev .logos-item img {
  filter: grayscale(1) contrast(1.8) opacity(0.65);
  mix-blend-mode: multiply;
}

.logos-track--rev .logos-item img:hover {
  filter: grayscale(0) sepia(0.5) saturate(3) hue-rotate(47deg) contrast(1) opacity(1);
}

/* Dark-background logos: invert first so bg→white (disappears via multiply), content→black (visible) */
.logos-item--invert img,
.logos-track--rev .logos-item--invert img {
  filter: grayscale(1) invert(1) contrast(1.5) opacity(0.75);
  mix-blend-mode: multiply;
}

.logos-item--invert img:hover,
.logos-track--rev .logos-item--invert img:hover {
  filter: grayscale(0) invert(1) sepia(1) saturate(4) hue-rotate(47deg) opacity(1);
}

/* Ultra-light marks on white bg: double-invert reveals faint crest detail */
.logos-item--light img,
.logos-track--rev .logos-item--light img {
  filter: grayscale(1) invert(1) brightness(3) contrast(4) invert(1) opacity(0.62);
  mix-blend-mode: multiply;
}

.logos-item--light img:hover,
.logos-track--rev .logos-item--light img:hover {
  filter: grayscale(0) sepia(0.5) saturate(3) hue-rotate(47deg) contrast(1) opacity(1);
}

/* Transparent-bg light logos: simple black silhouette */
.logos-item--silhouette img,
.logos-track--rev .logos-item--silhouette img {
  filter: brightness(0) opacity(0.38);
  mix-blend-mode: normal;
}

.logos-item--silhouette img:hover,
.logos-track--rev .logos-item--silhouette img:hover {
  filter: grayscale(0) sepia(0.5) saturate(3) hue-rotate(47deg) contrast(1) opacity(1);
  mix-blend-mode: normal;
}

@keyframes logos-fwd {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes logos-rev {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

@media (prefers-reduced-motion: reduce) {
  .logos-track--fwd,
  .logos-track--rev {
    animation: none;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    padding: 12px var(--gutter);
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .logos-row-mask {
    mask-image: linear-gradient(
      90deg,
      transparent 0%,
      var(--charcoal-brown) 5%,
      var(--charcoal-brown) 95%,
      transparent 100%
    );
    -webkit-mask-image: linear-gradient(
      90deg,
      transparent 0%,
      var(--charcoal-brown) 5%,
      var(--charcoal-brown) 95%,
      transparent 100%
    );
  }
}

@media (max-width: 600px) {
  .logos-header {
    padding: 24px var(--gutter) 20px;
  }

  .logos-track {
    gap: 40px;
  }

  .logos-item img {
    height: 30px;
  }
}