.mtb-form-container {
    max-width: 600px;
    margin: 20px auto;
    padding: 30px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.mtb-form {
    width: 100%;
}

.mtb-field {
    margin-bottom: 20px;
}

.mtb-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #333;
}

.mtb-required {
    color: red;
}

.mtb-field input[type="text"],
.mtb-field input[type="email"],
.mtb-field textarea,
.mtb-field select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
}

.mtb-field textarea {
    min-height: 100px;
    resize: vertical;
}

.mtb-radio-label,
.mtb-checkbox-label {
    display: block;
    margin-bottom: 8px;
    font-weight: normal;
}

.mtb-radio-label input,
.mtb-checkbox-label input {
    margin-right: 8px;
}

.mtb-field-error {
    color: red;
    font-size: 12px;
    margin-top: 5px;
}

.mtb-payment-section {
    margin: 30px 0;
    padding: 20px;
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.mtb-payment-section h3 {
    margin-top: 0;
}

.mtb-payment-amount {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
}

#mtb-stripe-card-element {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-bottom: 15px;
}

.mtb-submit-button,
.mtb-stripe-submit {
    padding: 12px 30px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.mtb-submit-button:hover,
.mtb-stripe-submit:hover {
    background: #005a87;
}

.mtb-submit-button:disabled,
.mtb-stripe-submit:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.mtb-form-message {
    margin-top: 20px;
}

.mtb-success {
    padding: 15px;
    background: #d4edda;
    border: 1px solid #c3e6cb;
    border-radius: 4px;
    color: #155724;
}

.mtb-error {
    padding: 15px;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: 4px;
    color: #721c24;
}

.mtb-form-loading {
    text-align: center;
    padding: 15px;
    font-weight: 600;
    color: #0073aa;
}

[id^="mtb-paypal-button"] {
    margin-top: 15px;
}

[id^="mtb-stripe-card"] {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #fff;
    margin-bottom: 15px;
}