:root {
    --akre-brand: #c62828;
    --akre-progress-height: 3px;
}

.akre-progress {
    position: fixed;
    z-index: 99998;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--akre-progress-height);
    pointer-events: none;
    background: transparent;
}

.akre-progress__bar {
    display: block;
    width: 0;
    height: 100%;
    background: var(--akre-brand);
    box-shadow: 0 0 8px color-mix(in srgb, var(--akre-brand) 35%, transparent);
    transition: width .12s linear;
}

.akre-backtop {
    position: fixed;
    z-index: 99990;
    right: 22px;
    bottom: 22px;
    width: 52px;
    height: 52px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: rgba(255,255,255,.96);
    color: var(--akre-brand);
    box-shadow: 0 5px 22px rgba(0,0,0,.16);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px) scale(.92);
    transition: opacity .25s ease, visibility .25s ease, transform .25s ease;
}

.akre-backtop.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.akre-backtop__ring {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.akre-backtop__track,
.akre-backtop__value {
    fill: none;
    stroke-width: 3;
}

.akre-backtop__track {
    stroke: rgba(0,0,0,.10);
}

.akre-backtop__value {
    stroke: var(--akre-brand);
    stroke-linecap: round;
    transition: stroke-dashoffset .12s linear;
}

.akre-backtop__icon {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    font-size: 21px;
    font-weight: 700;
    line-height: 1;
}

.akre-reveal {
    opacity: 0;
    transition-property: opacity, transform;
    transition-timing-function: cubic-bezier(.22,1,.36,1);
}

.akre-reveal.akre-fade { transform: none; }
.akre-reveal.akre-fade-slide { transform: translateY(18px); }
.akre-reveal.akre-zoom { transform: scale(.985); }

.akre-speed-fast { transition-duration: .38s; }
.akre-speed-medium { transition-duration: .58s; }
.akre-speed-slow { transition-duration: .85s; }

.akre-reveal.akre-visible {
    opacity: 1;
    transform: none;
}

.akre-lightbox {
    position: fixed;
    z-index: 100000;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 40px 70px;
    background: rgba(0,0,0,.88);
    box-sizing: border-box;
}

.akre-lightbox[hidden] { display: none; }

.akre-lightbox__figure {
    max-width: min(92vw, 1400px);
    max-height: 90vh;
    margin: 0;
    text-align: center;
}

.akre-lightbox__image {
    display: block;
    max-width: 100%;
    max-height: 82vh;
    width: auto;
    height: auto;
    margin: auto;
    border-radius: 4px;
    object-fit: contain;
    box-shadow: 0 15px 60px rgba(0,0,0,.4);
}

.akre-lightbox__caption {
    max-width: 900px;
    margin: 12px auto 0;
    color: #fff;
    font-size: 14px;
    line-height: 1.7;
}

.akre-lightbox__close,
.akre-lightbox__prev,
.akre-lightbox__next {
    position: absolute;
    z-index: 2;
    border: 0;
    color: #fff;
    background: rgba(255,255,255,.12);
    cursor: pointer;
    transition: background .2s ease, transform .2s ease;
}

.akre-lightbox__close:hover,
.akre-lightbox__prev:hover,
.akre-lightbox__next:hover {
    background: rgba(255,255,255,.22);
}

.akre-lightbox__close {
    top: 18px;
    right: 22px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 32px;
    line-height: 1;
}

.akre-lightbox__prev,
.akre-lightbox__next {
    top: 50%;
    width: 48px;
    height: 64px;
    margin-top: -32px;
    border-radius: 8px;
    font-size: 42px;
    line-height: 1;
}

.akre-lightbox__prev { left: 18px; }
.akre-lightbox__next { right: 18px; }

.akre-lightbox__counter {
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,.9);
    font-size: 13px;
    direction: ltr;
}

.akre-lightbox-open {
    overflow: hidden;
}

@media (max-width: 600px) {
    .akre-backtop {
        right: 14px;
        bottom: 14px;
        width: 48px;
        height: 48px;
    }

    .akre-lightbox {
        padding: 30px 12px;
    }

    .akre-lightbox__image {
        max-height: 78vh;
    }

    .akre-lightbox__prev,
    .akre-lightbox__next {
        width: 42px;
        height: 54px;
        font-size: 34px;
    }

    .akre-lightbox__prev { left: 8px; }
    .akre-lightbox__next { right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
    .akre-progress__bar,
    .akre-backtop,
    .akre-backtop__value,
    .akre-reveal {
        transition: none !important;
    }
}