/**
 * Referral Code Input Styles for PMPRO Checkout
 * 
 * @since 2.0.0
 */

/* Referral code section */
#pmpro_referral_code {
    margin-top: 20px;
}

#pmpro_referral_code hr {
    margin: 20px 0;
    border: 0;
    border-top: 1px solid #ddd;
}

/* Referral code field container */
.pmpro_referral_code_field {
    position: relative;
    margin-bottom: 1em;
}

/* Input styling */
#referral_code {
    width: 100%;
    max-width: 250px;
    padding: 10px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid #ddd;
    border-radius: 4px;
    transition: all 0.3s ease;
}

#referral_code:focus {
    outline: none;
    border-color: #0073aa;
    box-shadow: 0 0 0 1px #0073aa;
}

/* Input states */
#referral_code.valid {
    border-color: #46b450;
}

#referral_code.invalid {
    border-color: #dc3232;
}

/* Description text */
.pmpro_referral_description {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #666;
}

/* Feedback message */
.pmpro_referral_feedback {
    display: none;
    margin-top: 8px;
    font-size: 13px;
    font-weight: 500;
}

.pmpro_referral_feedback.loading {
    display: inline-block;
    color: #0073aa;
}

.pmpro_referral_feedback.success {
    display: inline-block;
    color: #46b450;
}

.pmpro_referral_feedback.error {
    display: inline-block;
    color: #dc3232;
}

/* Loading animation */
.pmpro_referral_feedback.loading::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-right: 6px;
    border: 2px solid #0073aa;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #referral_code {
        max-width: 100%;
    }
}