#page-loading-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: #10b981; /* emerald-500 */
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.7);
    z-index: 99999;
    transition: width 0.3s ease-out, opacity 0.4s ease-in-out;
    pointer-events: none;
}

#page-loading-bar.hidden {
    opacity: 0;
}