.manbily-coupon-overlay {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99999;
    display: none;
    justify-content: center;
    padding: 14px;
    background: rgba(0, 0, 0, 0.22);
    box-sizing: border-box;
  }

  .manbily-coupon-box {
    width: 100%;
    max-width: 460px;
    background: #ffffff;
    border-radius: 18px;
    padding: 22px 18px 18px;
    box-shadow: 0 16px 42px rgba(0, 0, 0, 0.22);
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
    position: relative;
    animation: manbilyCouponSlideUp 0.28s ease-out;
    border: 1px solid rgba(111, 133, 133, 0.22);
  }

  @keyframes manbilyCouponSlideUp {
    from {
      transform: translateY(36px);
      opacity: 0;
    }
    to {
      transform: translateY(0);
      opacity: 1;
    }
  }

  .manbily-coupon-close {
    position: absolute;
    top: 10px;
    right: 14px;
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: #777;
    font-size: 24px;
    line-height: 28px;
    cursor: pointer;
    padding: 0;
  }

  .manbily-coupon-badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 999px;
    background: rgba(111, 133, 133, 0.12);
    color: #516767;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
    margin-bottom: 10px;
  }

  .manbily-coupon-title {
    font-size: 22px;
    line-height: 1.25;
    font-weight: 800;
    color: #111111;
    margin-bottom: 8px;
  }

  .manbily-coupon-subtitle {
    font-size: 15px;
    color: #444444;
    line-height: 1.5;
    margin-bottom: 14px;
  }

  .manbily-coupon-code {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 18px;
    min-width: 180px;
    border: 1.5px dashed #6F8585;
    border-radius: 12px;
    background: #f5f8f8;
    color: #111111;
    font-size: 19px;
    font-weight: 800;
    letter-spacing: 0.8px;
    margin-bottom: 14px;
    cursor: pointer;
    box-sizing: border-box;
  }

  .manbily-coupon-code span {
    font-size: 12px;
    font-weight: 700;
    color: #6F8585;
    letter-spacing: 0;
  }

  .manbily-coupon-note {
    font-size: 12.5px;
    color: #666666;
    line-height: 1.5;
    margin-bottom: 12px;
  }

  .manbily-coupon-trust {
    font-size: 13px;
    color: #555555;
    line-height: 1.6;
    margin-bottom: 16px;
  }

  .manbily-coupon-btn {
    display: block;
    width: 100%;
    padding: 13px 16px;
    border-radius: 999px;
    background: #111111;
    color: #ffffff !important;
    font-size: 15px;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
    box-sizing: border-box;
    margin-bottom: 10px;
  }

  .manbily-coupon-btn:hover {
    opacity: 0.92;
  }

  .manbily-coupon-secondary {
    display: block;
    width: 100%;
    padding: 10px 16px;
    border-radius: 999px;
    background: #f2f4f4;
    color: #333333 !important;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    box-sizing: border-box;
  }

  .manbily-cart-reminder {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 99998;
    display: none;
    max-width: 720px;
    margin: 0 auto;
    padding: 12px 14px;
    background: #ffffff;
    border: 1px solid rgba(111, 133, 133, 0.35);
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.16);
    font-family: Arial, Helvetica, sans-serif;
    color: #222222;
    font-size: 14px;
    line-height: 1.45;
    box-sizing: border-box;
  }

  .manbily-cart-reminder strong {
    color: #111111;
  }

  .manbily-cart-reminder button {
    float: right;
    border: none;
    background: transparent;
    color: #666666;
    font-size: 18px;
    cursor: pointer;
    margin-left: 8px;
    padding: 0 2px;
  }

  @media (max-width: 480px) {
    .manbily-coupon-overlay {
      padding: 10px;
    }

    .manbily-coupon-box {
      padding: 22px 15px 16px;
      border-radius: 16px;
    }

    .manbily-coupon-title {
      font-size: 20px;
    }

    .manbily-coupon-subtitle {
      font-size: 14px;
    }

    .manbily-coupon-trust {
      font-size: 12.5px;
    }

    .manbily-cart-reminder {
      font-size: 13px;
    }
  }