/* ============================================
   GALERIE FOTO — gallery.css
   ============================================ */

/* Hide header & footer on gallery page */
body.galerie-foto #masthead,
body.galerie-foto .site-footer {
    display: none !important;
}

/* Body fullscreen */
body.galerie-foto {
    background: #fff;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    padding: 4px;
}

body.galerie-foto #page {
    height: 100%;
}

/* ── Gallery grid ── */
.gallery {
    width: 100%;
    height: 100%;
    display: grid;
    gap: 4px;
    grid-template-columns: 50fr 24fr 26fr;
    grid-template-rows: 37fr 14fr 32fr 17fr;
}

/* ── COL 1 ── */
.col1 {
    grid-column: 1;
    grid-row: 1 / 5;
    display: grid;
    gap: 4px;
    grid-template-rows: 51fr 32fr 17fr;
}
.c1-large  { grid-row: 1; }
.c1-mediums {
    grid-row: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
}
.c1-smalls {
    grid-row: 3;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 4px;
}

/* ── COL 2 ── */
.c2-r1 { grid-column: 2; grid-row: 1; }
.c2-r2 {
    grid-column: 2; grid-row: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
}
.c2-r3 { grid-column: 2; grid-row: 3; }
.c2-r4 { grid-column: 2; grid-row: 4; }

/* ── COL 3 ── */
.c3-r12 {
    grid-column: 3;
    grid-row: 1 / 3;
    display: grid;
    grid-template-rows: 14fr 37fr;
    gap: 4px;
}
.c3-r12 .smalls-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
}
.c3-r3 { grid-column: 3; grid-row: 3; }
.c3-r4 {
    grid-column: 3; grid-row: 4;
    display: grid;
    grid-template-rows: 0.6fr 1fr;
    gap: 4px;
    overflow: hidden;
}
.c3-r4 .smalls-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
}

/* ── Cell: crossfade container ── */
.cell {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    min-height: 0;
    min-width: 0;
    display: block;
    text-decoration: none;
}

/* Two layered images for crossfade */
.cell img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 8px;
}

.cell img.layer-a {
    z-index: 1;
    opacity: 1;
    transition: opacity 2.4s ease;
}
.cell img.layer-b {
    z-index: 2;
    opacity: 0;
    transition: opacity 2.4s ease;
}
.cell img.layer-b.visible {
    opacity: 1;
}
.cell img.layer-a.hidden {
    opacity: 0;
}

/* violet 5% overlay — on top of both images */
.cell::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(59, 0, 221, 0.05);
    pointer-events: none;
    border-radius: 8px;
    z-index: 3;
}

/* black 7% overlay — edge protection against white bg */
.cell::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.07);
    pointer-events: none;
    border-radius: 8px;
    z-index: 3;
}

.cell:hover img {
    filter: brightness(1.07);
}

/* ── MOBILE ── */
@media (max-width: 700px) {
    body.galerie-foto {
        height: auto;
        overflow-y: auto;
        overflow-x: hidden;
    }
    .gallery {
        height: auto;
        grid-template-columns: 1fr;
        grid-template-rows: none;
    }
    .col1 {
        grid-column: 1;
        grid-row: auto;
        grid-template-rows: none;
        height: auto;
    }
    .c1-large   { position: relative; height: 56vw; }
    .c1-mediums { height: 32vw; }
    .c1-smalls  { height: 22vw; }
    .c2-r1 { grid-column: 1; grid-row: auto; height: 44vw; position: relative; }
    .c2-r2 { grid-column: 1; grid-row: auto; height: 22vw; }
    .c2-r3,
    .c2-r4 { grid-column: 1; grid-row: auto; height: 44vw; position: relative; }
    .c3-r12 { grid-column: 1; grid-row: auto; grid-template-rows: 22vw 1fr; height: auto; }
    .c3-r12 > .cell { height: 44vw; }
    .c3-r3 { grid-column: 1; grid-row: auto; height: 44vw; position: relative; }
    .c3-r4 { grid-column: 1; grid-row: auto; grid-template-rows: 22vw 1fr; height: auto; }
    .c3-r4 > .cell { height: 44vw; }
    .c2-r2 .cell,
    .c1-smalls .cell,
    .c3-r12 .smalls-row .cell,
    .c3-r4 .smalls-row .cell { position: relative; }
}

/* ── Lightbox ── */
#lb {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.93);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}
#lb.open { display: flex; }
#lb img {
    max-width: 92vw;
    max-height: 92vh;
    border-radius: 10px;
    object-fit: contain;
}
#lb-close {
    position: fixed;
    top: 16px;
    right: 20px;
    color: #fff;
    font-size: 30px;
    cursor: pointer;
    background: none;
    border: none;
    line-height: 1;
    opacity: 0.75;
    transition: opacity 0.2s;
    z-index: 10000;
}
#lb-close:hover { opacity: 1; }

.header-bg-gradient {
    display: none;
}