/*
 * Fotogalerie pro funkci fotky()
 * Vzhled modalu je schválně podobný Lightbox2 z RSS Pardubice:
 * tmavé překrytí, bílý rámeček kolem fotky, popisek dole, zavírací křížek dole vpravo
 * a šipky předchozí/další viditelné hlavně při najetí myší k okraji fotky; přechod fotek má jemný fade efekt.
 */
.photos.fotky-gallery {
    margin-top: 20px;
    margin-bottom: 25px;
}

.photos.fotky-gallery .fotky-item {
    margin-bottom: 18px;
}

.photos.fotky-gallery .fotky-link {
    display: block;
    text-decoration: none;
}

.photos.fotky-gallery .fotky-img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    background: #f4f4f4;
    transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}

.photos.fotky-gallery .fotky-link:hover .fotky-img,
.photos.fotky-gallery .fotky-link:focus .fotky-img {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(0,0,0,.18);
    opacity: .94;
}

.fotky-empty {
    margin: 20px 0;
    color: #777;
}

/* ---------------- Modal / lightbox ---------------- */
.fotky-lightbox {
    position: fixed;
    z-index: 999999;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, .84);
    padding: 18px 22px;
    box-sizing: border-box;
}

.fotky-lightbox.is-open {
    display: flex;
}

.fotky-lightbox__stage {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    max-width: calc(100vw - 44px);
    max-height: calc(100vh - 36px);
    outline: none;
}

.fotky-lightbox__image-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 80px;
    min-height: 80px;
}

.fotky-lightbox__image-wrap.is-loading::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 38px;
    height: 38px;
    margin-left: -19px;
    margin-top: -19px;
    border-radius: 50%;
    border: 4px solid rgba(255,255,255,.35);
    border-top-color: #fff;
    animation: fotky-spin .75s linear infinite;
}

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

.fotky-lightbox__img {
    display: block;
    width: auto;
    height: auto;
    max-width: calc(100vw - 56px);
    max-height: calc(100vh - 92px);
    background: #fff;
    border: 4px solid #fff;
    border-radius: 4px;
    box-shadow: 0 10px 38px rgba(0,0,0,.65);
    opacity: 1;
    transition: opacity .25s ease-in-out;
}

.fotky-lightbox__image-wrap.is-switching .fotky-lightbox__img,
.fotky-lightbox__image-wrap.is-opening .fotky-lightbox__img {
    opacity: 0;
}

.fotky-lightbox__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 34px;
    color: #cfcfcf;
    font-size: 13px;
    line-height: 1.4;
    padding: 5px 2px 0 4px;
    box-sizing: border-box;
}

.fotky-lightbox__caption {
    opacity: .88;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.fotky-lightbox__btn {
    border: 0 !important;
    background: transparent !important;
    background-color: transparent !important;
    background-image: none !important;
    box-shadow: none !important;
    color: #ddd;
    cursor: pointer;
    padding: 0;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1;
    -webkit-tap-highlight-color: transparent;
}

.fotky-lightbox__btn:focus {
    /*outline: 1px dotted rgba(255,255,255,.65);*/
    outline-offset: 4px;
}

.fotky-lightbox__close {
    flex: 0 0 auto;
    font-size: 48px;
    line-height: 34px;
    width: 38px;
    height: 34px;
    opacity: .9;
}

.fotky-lightbox__close:hover,
.fotky-lightbox__close:focus {
    color: #fff;
    opacity: 1;
}

.fotky-lightbox__nav {
    position: absolute;
    top: 4px;
    bottom: 4px;
    width: 30%;
    opacity: 0;
    transition: opacity .28s ease;
    display: flex;
    align-items: center;
    z-index: 2;
    overflow: visible;
    appearance: none;
    -webkit-appearance: none;
}

.fotky-lightbox__nav,
.fotky-lightbox__nav:hover,
.fotky-lightbox__nav:focus,
.fotky-lightbox__nav:active {
    background: transparent !important;
    background-color: transparent !important;
    background-image: none !important;
    box-shadow: none !important;
    filter: none !important;
}

.fotky-lightbox__nav--prev {
    left: 4px;
    justify-content: flex-start;
}

.fotky-lightbox__nav--next {
    right: 4px;
    justify-content: flex-end;
}

.fotky-lightbox__nav:hover,
.fotky-lightbox__nav:focus {
    opacity: 1;
}

.fotky-lightbox__nav::before {
    display: block;
    min-width: 54px;
    height: 80px;
    color: #fff;
    font-size: 74px;
    font-weight: 300;
    line-height: 76px;
    text-align: center;
    text-shadow: 0 2px 8px rgba(0,0,0,.95);
    background: transparent !important;
}

.fotky-lightbox__nav--prev::before {
    content: '‹';
}

.fotky-lightbox__nav--next::before {
    content: '›';
}

.fotky-lightbox__nav:active::before {
    transform: translateY(1px);
}

.fotky-lightbox__nav.is-hidden {
    display: none;
}

@media (hover: none) {
    .fotky-lightbox__nav {
        opacity: .78;
    }
}

@media (max-width: 767px) {
    .photos.fotky-gallery .fotky-img {
        height: 125px;
    }

    .fotky-lightbox {
        padding: 10px 8px;
    }

    .fotky-lightbox__stage {
        max-width: calc(100vw - 16px);
        max-height: calc(100vh - 20px);
    }

    .fotky-lightbox__img {
        max-width: calc(100vw - 18px);
        max-height: calc(100vh - 86px);
        border-width: 3px;
    }

    .fotky-lightbox__bottom {
        min-height: 38px;
        font-size: 12px;
        padding-top: 7px;
    }

    .fotky-lightbox__close {
        font-size: 44px;
    }

    .fotky-lightbox__nav::before {
        min-width: 42px;
        height: 62px;
        font-size: 58px;
        line-height: 58px;
    }
}