.payment-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
    background-color: #f7f9fc;
    padding: 20px;
}

.payment-form {
    background: #ffffff;
    padding: 32px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

.payment-title {
    font-size: 24px;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 24px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #4a5568;
    margin-bottom: 8px;
}

.payment-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    color: #2d3748;
    background-color: #edf2f7;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s ease-in-out;
}

.payment-input:focus {
    border-color: #635bff;
    box-shadow: 0 0 0 3px rgba(99, 91, 255, 0.2);
}

.form-row {
    display: flex;
    gap: 16px;
}

.half-width {
    flex: 1;
}

.payment-button {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    background-color: #635bff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease-in-out;
}

.payment-button:hover {
    background-color: #4c47e6;
}

.payment-button:active {
    background-color: #4338ca;
}