/* ===============================
   UX ENHANCEMENTS - CLEANED
   Animation and interaction only
================================ */

/* Fade In Animation */
.fade-in {
    animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loader Spinner */
.loader {
    width: 20px;
    height: 20px;
    border: 3px solid #e0e0e0;
    border-top: 3px solid #0d6efd;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
}

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

/* Button Hover Effects */
.btn-success {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-success:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 6px 14px rgba(37, 211, 102, 0.35);
}