/*
 * Cesta: /var/www/html/css/galerie.css
 * Description: Kompletni a finalni CSS s pokrocilym flex layoutem pro velke monitory (Tuesday + Poster vedle sebe).
 */

body {
    font-family: sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 0;
}

.gallery-main-header {
    padding: 40px 0 20px 0;
}

/* Hlavni obal cele galerie */
.gallery-main-flex-wrapper {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
}

.fullwidth-block {
    width: 100%;
    margin-bottom: 40px;
    box-sizing: border-box;
}

.gallery-day-title-fullwidth {
    font-size: 1.6rem;
    color: #333;
    border-bottom: 2px solid #ddd;
    padding: 0 0 10px 40px;
    margin-bottom: 20px;
    font-weight: 600;
    text-align: left;
}

/* Flexbox mrizka pro celou sirku (Monday, Wednesday, Thursday, Tuesday) */
.gallery-container-fullwidth {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0 40px;
    box-sizing: border-box;
}

/* Flexbox mrizka pro užší Poster container */
.gallery-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.gallery-day-block {
    text-align: left;
    width: 100%;
}

.gallery-day-title {
    font-size: 1.5rem;
    color: #2c3e50;
/* border-bottom: 2px solid #b9c1d6; */
    padding-bottom: 8px;
    margin-bottom: 20px;
    font-weight: 600;
}

/* Stylovani sedeho boxu pro Poster */
.poster-block-wrapper {
/* background-color: #f9f9fb;
    border: 1px dashed #b9c1d6; */
    border-radius: 8px;
    padding: 25px;
}

/* --- JEDNOTLIVA FOTKA V GALERII --- */
.gallery-item {
    position: relative;
    height: 220px; /* Vychozi vyska radku */
    cursor: pointer;
    overflow: hidden;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.06);
    transition: transform 0.2s ease-in-out;
}

/* Snizeni vysky radku u Poster bloku v containeru */
.poster-block-wrapper .gallery-item {
    height: 180px;
}

.gallery-item:hover {
    transform: scale(1.03);
    z-index: 10;
    box-shadow: 0 6px 15px rgba(0,0,0,0.25);
}

.gallery-item img {
    height: 100%;
    width: 100%;
    object-fit: cover;
    display: block;
    border-radius: 6px;
}

/* Fillery pro zarovnani posledniho radku zleva */
.gallery-flex-filler {
    flex-grow: 9999;
    height: 0;
    margin: 0;
    padding: 0;
    min-width: 200px;
}

/* --- DVOUSLOUPCOVY RADEK: TUESDAY (vlevo) + POSTER SECTION (vpravo) --- */

.gallery-tuesday-poster-wrapper {
    display: flex;
    width: 100%;
    align-items: flex-start;
    margin-bottom: 40px;
}

.gallery-block-wrapper-tuesday {
    flex: 0 0 50%;
    max-width: 50%;
    box-sizing: border-box;
}

.gallery-block-wrapper-tuesday .gallery-container-fullwidth {
    padding-left: 40px;
    padding-right: 15px;
}

.gallery-block-wrapper-tuesday .gallery-day-title {
    padding-left: 40px;
    border-bottom: none;
}

.gallery-block-wrapper-poster {
    flex: 0 0 50%;
    max-width: 50%;
    box-sizing: border-box;
    padding-right: 40px;
}

.gallery-block-wrapper-poster .gallery-container-fullwidth {
    padding-left: 15px;
    padding-right: 0;
}

.gallery-block-wrapper-poster .gallery-day-title {
    padding-left: 15px;
    border-bottom: none;
}

@media (max-width: 1024px) {
    .gallery-tuesday-poster-wrapper {
        flex-wrap: wrap;
    }
    .gallery-block-wrapper-tuesday,
    .gallery-block-wrapper-poster {
        flex: 0 0 100%;
        max-width: 100%;
        padding-right: 0;
    }
    .gallery-block-wrapper-tuesday .gallery-container-fullwidth,
    .gallery-block-wrapper-poster .gallery-container-fullwidth {
        padding: 0 20px;
    }
    .gallery-block-wrapper-tuesday .gallery-day-title[aria-hidden="true"] {
        display: none;
    }
}

/* --- LIGHTBOX (MODALNI OKNO) --- */
.lightbox {
    display: none;
    position: fixed;
    z-index: 99999; 
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.93);
    align-items: center;
    justify-content: center;
    user-select: none;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    border-radius: 4px;
    box-shadow: 0 0 30px rgba(0,0,0,0.7);
    object-fit: contain;
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 30px;
    color: #fff;
    font-size: 45px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s, transform 0.2s;
    z-index: 100000;
}

.close-btn:hover {
    color: #ccc;
    transform: scale(1.1);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
    font-size: 60px;
    font-weight: bold;
    padding: 15px;
    cursor: pointer;
    transition: color 0.2s, background-color 0.2s;
    z-index: 99999;
    border-radius: 4px;
}

.lightbox-nav:hover {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.15);
}

.prev-btn { left: 20px; }
.next-btn { right: 20px; }

/* --- RESPONZIVITA (PRO TABLETY A MOBILY SE VSE VRATI POD SEBE) --- */
@media (max-width: 1024px) {
    .gallery-item { height: 180px; }
    .poster-block-wrapper .gallery-item { height: 150px; }
    .gallery-container-fullwidth { padding: 0 20px; }
    .gallery-day-title-fullwidth { padding-left: 20px; }
}

@media (max-width: 768px) {
    .gallery-item { height: 130px; }
    .poster-block-wrapper .gallery-item { height: 110px; }
    .lightbox-nav { font-size: 40px; padding: 10px; }
    .prev-btn { left: 10px; }
    .next-btn { right: 10px; }
}

@media (max-width: 480px) {
    .gallery-container-fullwidth, .gallery-container {
        display: block;
    }
    .gallery-item {
        width: 100% !important;
        height: auto !important;
        margin-bottom: 12px;
    }
    .gallery-item img {
        width: 100%;
        height: auto;
    }
    .gallery-flex-filler {
        display: none;
    }
}
/* --- STRIDANI POZADI PRO DNY --- */

/* Tuesday nadpis + dvousloupcovy wrapper sdili stejne sive pozadi */
.gallery-tuesday-header,
.gallery-tuesday-poster-wrapper {
    background-color: #f0f0f5;
}

.gallery-tuesday-header {
    padding-top: 20px;
}

.gallery-tuesday-poster-wrapper {
    padding-bottom: 20px;
}

/* Thursday bez pozadi */
/* ZMENA: Odstranena neplatna uzaviraci zavorka na konci souboru, ktera zpusobovala syntaktickou chybu */