.subscribe-success {
    animation: fadeInUp 0.5s ease;
}

.form-success {
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    position: relative;
}

.btn:disabled::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    margin: auto;
    border: 2px solid transparent;
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: buttonSpin 1s linear infinite;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
}

@keyframes buttonSpin {
    0% { transform: translateY(-50%) rotate(0deg); }
    100% { transform: translateY(-50%) rotate(360deg); }
}

.faq-link i {
    transition: transform 0.3s ease;
}

.faq-link i.rotate {
    transform: rotate(180deg);
}

.faq-transition {
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 0;
    height: 0;
    padding-top: 0;
    padding-bottom: 0;
}

.faq-transition-enter-from,
.faq-transition-leave-to {
    height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
}

.faq-transition-enter-to,
.faq-transition-leave-from {
    height: auto;
    opacity: 1;
    padding-top: 15px;
    padding-bottom: 15px;
}