.paygate-payment-form {
    max-width: 500px;
    margin: 20px auto;
    padding: 30px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.paygate-payment-form h3 {
    text-align: center;
    margin-bottom: 25px;
    color: #333;
    font-size: 24px;
}

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

.paygate-payment-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

.paygate-payment-form input[type="text"],
.paygate-payment-form input[type="email"],
.paygate-payment-form input[type="tel"],
.paygate-payment-form input[type="number"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
    box-sizing: border-box;
    transition: border-color 0.3s ease;
}

.paygate-payment-form input:focus {
    outline: none;
    border-color: #007cba;
    box-shadow: 0 0 5px rgba(0,124,186,0.3);
}

.paygate-payment-form button {
    width: 100%;
    padding: 15px;
    background: #007cba;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.paygate-payment-form button:hover {
    background: #005a87;
}

.paygate-payment-form button:disabled {
    background: #ccc;
    cursor: not-allowed;
}

#paygate-message {
    margin-top: 15px;
    padding: 10px;
    border-radius: 4px;
    display: none;
}

#paygate-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

#paygate-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.paygate-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007cba;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}