.tiers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.tier {
  background: var(--surface, #1c1c1c);
  border-radius: 8px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 4px 12px rgb(0 0 0 / 25%);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.tier:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 18px rgb(0 0 0 / 35%);
}

.tier img {
  max-width: 100%;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.tier h2 {
  margin: 0.5rem 0;
  font-size: 1.4rem;
  color: var(--accent, #d4af37);
}

.tier-content {
  flex: 1 1 auto;
}

.tier-content ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.tier-content li {
  margin: 0.25rem 0;
  color: #ddd;
}

.tier-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.join-btn {
  display: inline-block;
  background-color: var(--cta-bg, #6b4226);
  color: #fff !important;
  font-weight: 600;
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  text-decoration: none;
  text-align: center;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.join-btn:hover {
  background-color: var(--cta-bg-hover, #8b5a3c);
  box-shadow: 0 4px 12px rgb(0 0 0 / 30%);
}