#page-loading-bar,
.page-loading-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(
        90deg,
        var(--nav-loading-color, var(--color-primary, #405189)),
        color-mix(in srgb, var(--nav-loading-color, var(--color-primary, #405189)) 70%, white),
        var(--nav-loading-color, var(--color-primary, #405189))
    );
    background-size: 200% 100%;
    z-index: 9999;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

#page-loading-bar.loading,
.page-loading-bar.loading {
    transform: scaleX(0.7);
    animation: nav-loading-progress 2s ease-in-out;
}

#page-loading-bar.complete,
.page-loading-bar.complete {
    transform: scaleX(1);
    transition: transform 0.5s ease;
}

@keyframes nav-loading-progress {
    0% {
        transform: scaleX(0);
    }

    50% {
        transform: scaleX(0.5);
        background-position: 100% 0;
    }

    100% {
        transform: scaleX(0.9);
        background-position: 200% 0;
    }
}

.page-navigation-loading {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.page-navigation-loading.is-active {
    pointer-events: auto;
    opacity: 1;
    visibility: visible;
}

.page-navigation-loading__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(2px);
}

html.dark .page-navigation-loading__backdrop,
.dark .page-navigation-loading__backdrop {
    background: rgba(15, 23, 42, 0.55);
}

.page-navigation-loading__spinner {
    position: relative;
    z-index: 1;
    width: 42px;
    height: 42px;
    border: 3px solid rgba(0, 0, 0, 0.08);
    border-top-color: var(--nav-loading-color, var(--color-primary, #405189));
    border-radius: 50%;
    animation: nav-loading-spin 0.8s linear infinite;
}

html.dark .page-navigation-loading__spinner,
.dark .page-navigation-loading__spinner {
    border-color: rgba(255, 255, 255, 0.12);
    border-top-color: var(--nav-loading-color, var(--color-primary, #405189));
}

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