* { box-sizing: border-box; }

body { 
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: #f7fafc;
    margin: 0;
    padding: 20px;
    line-height: 1.5;
}

.container {
    max-width: 600px;
    margin: 40px auto;
    background: #fff;
    padding: 32px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

h1 {
    margin: 0 0 24px;
    color: #2d3748;
    font-size: 24px;
}

#payment-form {
    margin-top: 24px;
}

button {
    background: #5469d4;
    color: #ffffff;
    border: none;
    padding: 12px 16px;
    border-radius: 6px;
    cursor: pointer;
    display: block;
    width: 100%;
    font-size: 16px;
    margin-top: 24px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
}

button:hover {

    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;

}

#card-element {
    border: 1px solid #e2e8f0;
    padding: 16px;
    border-radius: 6px;
    margin-top: 16px;
    background: #fff;
}

#payment-status {
    margin-top: 16px;
    padding: 12px;
    border-radius: 6px;
    font-size: 14px;
}

.separator {
    text-align: center;
    margin: 24px 0;
    color: #718096;
    position: relative;
    font-size: 14px;
}

.separator::before,
.separator::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 45%;
    height: 1px;
    background: #e2e8f0;
}

.separator::before { left: 0; }
.separator::after { right: 0; }

.success {
    background: #f0fff4;
    color: #2f855a;
    border: 1px solid #9ae6b4;
}

.error {
    background: #fff5f5;
    color: #c53030;
    border: 1px solid #feb2b2;
}

#payment-request-button {
    margin-bottom: 24px;
}

@media (max-width: 640px) {
    .container {
        padding: 24px;
        margin: 20px auto;
    }
}