/* SPA Loading Styles */

.spa-loading {
    position: relative;
}

.spa-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    backdrop-filter: blur(2px);
}

.spa-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #007bff;
    border-radius: 50%;
    animation: spa-spin 1s linear infinite;
}

@keyframes spa-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Smooth transitions for content updates */
main[role="main"] {
    transition: opacity 0.2s ease-in-out;
}

.spa-loading main[role="main"] {
    opacity: 0.6;
}