#sponsor-page {
  overflow: auto;

  .tier-icon {
    display: inline-block;
    width: 24px;
    height: 24px;
    margin-right: 8px;
    border-radius: 50%;

    &.crystal {
      background: linear-gradient(45deg, #95a5a6, #bdc3c7);
    }

    &.bronze {
      background: linear-gradient(45deg, #cd7f32, #ff8c42);
    }

    &.silver {
      background: linear-gradient(45deg, #c0c0c0, #e6e6fa);
    }

    &.gold {
      background: linear-gradient(45deg, #ffd700, #ffed4e);
    }

    &.platinum {
      background: linear-gradient(45deg, #e5e4e2, #ffffff);
    }

    &.titanium {
      background: linear-gradient(45deg, #878681, #c4c4b0);
    }
  }

  .header {
    text-align: center;
    margin-bottom: 10px;
    animation: fadeInUp 0.8s ease-out;
  }

  h1 {
    font-size: 28px;
    font-weight: 700;
  }

  .subtitle {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 10px;
  }

  .tier {
    width: 90%;
    max-width: 400px;
    margin: 0 auto;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 15px;
    background-color: var(--popup-background-color);
    color: var(--popup-text-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    animation: fadeInUp 0.8s ease-out calc(0.6s + var(--delay, 0s)) both;
    box-sizing: border-box;
  }

  .tier-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
  }

  .tier-name {
    font-size: 18px;
    font-weight: 600;
    display: flex;
    align-items: center;
  }

  .tier-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    margin-right: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
  }

  .tier-price {
    font-size: 16px;
    font-weight: 600;
    opacity: 0.9;
  }

  .tier-description {
    font-size: 14px;
    opacity: 0.8;
    line-height: 1.4;
  }

  .purchase-btn {
    background: var(--button-background-color);
    color: var(--button-text-color);
    border: none;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin-top: 10px;
  }

  .purchase-btn:active {
    background: linear-gradient(45deg, #44a08d, #4ecdc4);
  }

  .purchase-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
  }
}