.sponsor-banner {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 50;
  background: white;
  border-radius: 18px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}

.sponsor-content {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px;
  text-decoration: none;
  color: #1f2937;
}

.sponsor-content img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 14px;
  background: #e5e7eb;
}

.sponsor-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
  color: #166534;
  background: #dcfce7;
  padding: 3px 8px;
  border-radius: 999px;
  margin-bottom: 4px;
}

.sponsor-title {
  margin: 0;
  font-weight: 900;
  line-height: 1.15;
}

.sponsor-subtitle {
  margin: 3px 0 0;
  color: #6b7280;
  font-size: 0.9rem;
}

.sponsor-cta {
  background: #111827;
  color: white;
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 900;
  white-space: nowrap;
}

.sponsor-close {
  position: absolute;
  top: 6px;
  right: 8px;
  z-index: 2;
  width: 26px;
  height: 26px;
  border: 0;
  border-radius: 999px;
  background: #111827;
  color: white;
  font-weight: 900;
  cursor: pointer;
}

@media (max-width: 640px) {
  .sponsor-content {
    grid-template-columns: 58px 1fr;
  }

  .sponsor-content img {
    width: 58px;
    height: 58px;
  }

  .sponsor-cta {
    grid-column: 1 / -1;
    text-align: center;
  }
}

body {
  padding-bottom: 130px;
}