/* Basic Form Styling */
.k4a-stripe-container {
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

#k4a-payment-form {
    display: flex;
    flex-direction: column;
}

#card-element {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    margin-bottom: 20px;
    background-color: white;
}

#card-errors {
    color: #fa755a;
    margin-bottom: 10px;
    font-size: 14px;
    min-height: 20px;
}

button#k4a-submit-button {
    background: #5469d4;
    color: #ffffff;
    font-family: Arial, sans-serif;
    border-radius: 4px;
    border: 0;
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: block;
    transition: all 0.2s ease;
    box-shadow: 0px 4px 5.5px 0px rgba(0,0,0,0.07);
    width: 100%;
}

button#k4a-submit-button:hover {
    filter: contrast(115%);
}

button#k4a-submit-button:disabled {
    opacity: 0.5;
    cursor: default;
}

/* Spinner */
.spinner {
    border-radius: 50%;
    color: #ffffff;
    font-size: 22px;
    text-indent: -99999px;
    margin: 0px auto;
    position: relative;
    width: 20px;
    height: 20px;
    box-shadow: inset 0 0 0 2px;
    -webkit-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
}

.spinner:before,
.spinner:after {
    border-radius: 50%;
    position: absolute;
    content: '';
}

.spinner:before {
    width: 10.4px;
    height: 20.4px;
    background: #5469d4;
    border-radius: 20.4px 0 0 20.4px;
    top: -0.2px;
    left: -0.2px;
    -webkit-transform-origin: 10.4px 10.2px;
    transform-origin: 10.4px 10.2px;
    -webkit-animation: load2 2s infinite ease 1.5s;
    animation: load2 2s infinite ease 1.5s;
}

.spinner:after {
    width: 10.4px;
    height: 10.2px;
    background: #5469d4;
    border-radius: 0 10.2px 10.2px 0;
    top: -0.1px;
    left: 10.2px;
    -webkit-transform-origin: 0px 10.2px;
    transform-origin: 0px 10.2px;
    -webkit-animation: load2 2s infinite ease;
    animation: load2 2s infinite ease;
}

.hidden {
    display: none;
}

@keyframes load2 {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

#payment-message {
    margin-top: 15px;
    font-weight: bold;
    text-align: center;
}