/* === Sponsor Stack (peeking-deck rotator, shared by gigs + marketplace) === */
.sponsor-stack {
  position: relative;
  width: min(300px, 82%);
  height: 340px;
  margin: 0 auto;
  overflow: visible;
}
.sponsor-card {
  position: absolute;
  inset: 0;
  border-radius: 1.75rem;
  overflow: hidden;
  background: var(--color-card);
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 40px rgba(0,0,0,0.18);
  transition: transform 0.45s cubic-bezier(.22,1,.36,1), opacity 0.45s ease;
  will-change: transform, opacity;
}
.sponsor-card img, .sponsor-card video {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.sponsor-card-label {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 1rem 1.25rem;
  background: linear-gradient(to top, rgba(0,0,0,0.65), transparent);
  color: #fff;
}
.sponsor-card-label .tag {
  font-size: 0.65rem; text-transform: uppercase; letter-spacing: .06em;
  opacity: .8; margin-bottom: 0.15rem; display: block;
}
.sponsor-card-label .name { font-weight: 700; font-size: 1rem; }

/* Peeking deck: front card full size, next two cards peek out bottom-right */
.sponsor-card.front  { transform: translate(0,0)   rotate(0deg)  scale(1);    z-index: 5; opacity: 1; }
.sponsor-card.stack-1{ transform: translate(16px,16px) rotate(5deg)  scale(0.97); z-index: 3; opacity: 1; }
.sponsor-card.stack-2{ transform: translate(32px,32px) rotate(10deg) scale(0.94); z-index: 2; opacity: 1; }
.sponsor-card.stack-3{ transform: translate(48px,48px) rotate(15deg) scale(0.91); z-index: 1; opacity: 0; }
.sponsor-card.stack-hidden{ opacity: 0; pointer-events: none; z-index: 0; }

/* falling: defined AFTER front/stack-* so it wins the cascade while both classes are present */
.sponsor-card.falling {
  transition: transform 0.7s cubic-bezier(.55,.06,.9,.6), opacity 0.7s ease .2s;
  transform: translate(70px, 340%) rotate(18deg) scale(0.85);
  opacity: 0;
  z-index: 6;
}

/* compact variant so it fits marketplace's grid/card look */
.sponsor-stack.compact { height: 130px; width: 100%; }
.sponsor-stack.compact .sponsor-card { border-radius: 1rem; }

/* Mobile: smaller deck, pushed to the right of its row */
@media (max-width: 640px) {
    .sponsor-stack:not(.compact) { width: min(150px, 46%); height: 175px; margin: 0 0 0 auto; }
}
@media (min-width: 641px) {
    .sponsor-stack:not(.compact) { width: min(220px, 40%); height: 250px; margin: 0 0 0 auto; }
}