/* Contact Form Styles */
.form-messages {
    margin-top: 15px;
    padding: 15px;
    border-radius: 5px;
    font-weight: 500;
    display: none;
}

.form-messages.success {
    display: block;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.form-messages.success.demo {
    background-color: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
}

.form-messages.error {
    display: block;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.form-messages.loading {
    display: block;
    background-color: #d1ecf1;
    border: 1px solid #bee5eb;
    color: #0c5460;
}

.form-messages i {
    margin-right: 8px;
}

/* Form Validation Styles */
.form-control.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.form-control.is-invalid:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* Button Loading State */
button[type="submit"]:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

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

.fa-spinner.fa-spin {
    animation: spin 1s linear infinite;
}