/* ── Collaboration / Brand Marquee ───────────────────────────── */
.collaboration-heading {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 800;
  color: var(--green-900);
  text-align: center;
  margin-bottom: 32px;
  letter-spacing: -.03em;
}

.wrappero {
  padding: 40px 0;
  overflow: hidden;
  background: #fff;
}

.marquee {
  display: flex;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}

.marquee__group {
  display: flex;
  align-items: center;
  gap: 48px;
  animation: scroll 30s linear infinite;
  flex-shrink: 0;
  padding-right: 48px;
}
.marquee:hover .marquee__group { animation-play-state: paused; }

@keyframes scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}

.marquee__group img {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: grayscale(1) opacity(.5);
  transition: filter var(--trans-base);
}
.marquee__group img:hover { filter: grayscale(0) opacity(1); }