#checkout-page-orders-otp-popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    background-color: rgba(0, 0, 0, 0.6);
    align-items: center; 
    justify-content: center; 
}

#checkout-otp-popup-container {
    background-color: #fff;
    width: 45%;
    max-width: 350px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    border-radius: 12px;
}

.checkout-otp-popup-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.checkout-order-enter-otp-input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #e2e2e2;
    border-radius: 5px;
    font-size: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.checkout-order-enter-otp-input:focus {
    border-color: #0073aa;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

#checkout-order-verify-otp-btn {
    background-color: #00192F;
    color: #fff;
    width: 100%;
    padding: 12px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s, transform 0.3s;
}

/* Responsiveness */
@media (max-width: 480px) {
    #checkout-page-orders-otp-popup {
        align-items: flex-end; 
        justify-content: center;
    }
    
    #checkout-otp-popup-container {
        width: 100%;
        max-width: none;
        border-radius: 15px 15px 0 0;
        position: relative;
        transform: translateY(100%);
        transition: transform 0.3s ease-in-out;
    }

    #checkout-otp-popup-container.active {
        transform: translateY(0);
    }
}