/* Top-of-page progress line. Shown briefly on every load, then faded. */

.kleto-progress-line {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    z-index: 3100;
    background: var(--color-accent-0);
    pointer-events: none;
    box-shadow: 0 0 12px var(--color-accent-0-soft);
    opacity: 0;
}

.kleto-progress-line.is-loading {
    animation: kleto-progress-pulse 1.2s ease-in-out infinite;
    opacity: 1;
}

.kleto-progress-line.is-fade-out {
    animation: kleto-progress-fade var(--duration-normal, 300ms) var(--easing-standard, cubic-bezier(0.4, 0, 0.2, 1)) forwards;
}

@keyframes kleto-progress-pulse {
    0% {
        opacity: 1;
    }
    50% {
        opacity: 0.35;
    }
    100% {
        opacity: 1;
    }
}

@keyframes kleto-progress-fade {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .kleto-progress-line,
    .kleto-progress-line.is-loading,
    .kleto-progress-line.is-fade-out {
        animation: none;
        opacity: 0;
    }
}