#spa-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    z-index: 9999;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

#spa-loader .bar {
    height: 100%;
    background: linear-gradient(90deg, #22c55e, #10b981);
    width: 0%;
    transition: width 0.2s ease;
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.5);
}

.spa-loading-active #spa-loader {
    opacity: 1;
}


#spa-content {
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 1;
    transform: translateY(0);
    will-change: opacity, transform;
}

.content-fading-out {
    opacity: 0 !important;
    transform: translateY(6px) !important;
}

.content-fading-in {
    opacity: 0;
    transform: translateY(6px);
    animation: fadeInUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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