.plan-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 20px;
}

@media (max-width: 992px) {
  .plan-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .plan-grid {
    grid-template-columns: 1fr;
  }
}

.plan-tile {
  position: relative;
  border: 2px solid #ddd;
  border-radius: 8px;
  padding: 24px 18px;
  text-align: center;
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
}

.plan-tile:hover {
  border-color: var(--accent-color);
}

.plan-tile h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.plan-tile-price {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 14px;
}

.plan-tile-period {
  font-size: 14px;
  font-weight: 400;
  color: #666;
}

.plan-tile-limits {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  font-size: 14px;
  color: #444;
  text-align: left;
  flex-grow: 1;
}

.plan-tile-limits li {
  padding: 4px 0;
  border-bottom: 1px solid #eee;
}

.plan-tile-limits li:last-child {
  border-bottom: none;
}

.plan-tile-badge {
  position: absolute;
  top: -10px;
  right: 10px;
  background: var(--accent-color);
  color: var(--contrast-color);
  font-size: 10px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
}

.plan-select-btn {
  width: 100%;
}

.plan-select-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}