.sponsor-slot {
  position: fixed;
  z-index: 2;
}

.sponsor-slot-card {
  display: flex;
  text-decoration: none;
  border: 2px dashed var(--color-gold);
  background: var(--color-panel);
  backdrop-filter: blur(4px);
  transition: border-color 0.2s, transform 0.2s;
}

.sponsor-slot-card:hover {
  border-style: solid;
  transform: translateY(-2px);
}

/* Pixel coin icon. */
.sponsor-slot-icon {
  width: 16px;
  height: 16px;
  background: var(--color-gold);
  box-shadow: inset -4px -4px 0 var(--color-gold-dark);
  clip-path: polygon(25% 0, 75% 0, 100% 25%, 100% 75%, 75% 100%, 25% 100%, 0 75%, 0 25%);
  flex-shrink: 0;
}

.sponsor-slot-label {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.sponsor-slot-title {
  font-family: var(--font-pirate);
  font-size: 26px;
  line-height: 1.1;
  color: var(--color-gold);
}

.sponsor-slot-text {
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-muted);
}

.sponsor-slot-cta {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-parchment);
}

/* Desktop: one card in a right-hand column. */
@media (min-width: 1024px) {
  .sponsor-slot {
    top: 0;
    right: 0;
    bottom: 0;
    width: var(--sponsor-column-width);
    display: flex;
    align-items: center;
    padding: var(--space-3);
  }

  .sponsor-slot-card {
    width: 100%;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-5) var(--space-3);
    text-align: center;
  }
}

/* Mobile and tablet: one bar fixed at the bottom. */
@media (max-width: 1023px) {
  .sponsor-slot {
    left: 0;
    right: 0;
    bottom: 0;
    height: var(--sponsor-bar-height);
    padding: var(--space-2);
  }

  .sponsor-slot-card {
    height: 100%;
    align-items: center;
    gap: var(--space-3);
    padding: 0 var(--space-3);
  }

  .sponsor-slot-label,
  .sponsor-slot-text {
    display: none;
  }

  .sponsor-slot-title {
    font-size: 22px;
  }

  .sponsor-slot-cta {
    margin-left: auto;
  }
}