/* Fullscreen lightbox pre galérie */
.lb-overlay {
    position: fixed;
    inset: 0;
    z-index: 1300;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* explicitný display by prebil atribút hidden — blokoval by kliky */
.lb-overlay[hidden] {
    display: none;
}

body.lb-open {
    overflow: hidden;
}

.lb-thumb {
    cursor: zoom-in;
}

.lb-img {
    max-width: 92vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 6px;
    user-select: none;
}

.lb-close,
.lb-prev,
.lb-next {
    position: fixed;
    background: rgba(255, 255, 255, 0.12);
    border: none;
    color: #fff;
    cursor: pointer;
    border-radius: 50%;
    width: 52px;
    height: 52px;
    font-size: 26px;
    line-height: 1;
    z-index: 2;
    transition: background 0.15s ease;
}

.lb-close:hover, .lb-prev:hover, .lb-next:hover {
    background: var(--neon, #ff006a);
}

.lb-close { top: 18px; right: 18px; font-size: 32px; }
.lb-prev { left: 14px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 14px; top: 50%; transform: translateY(-50%); }

.lb-counter {
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.85);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
}

@media (max-width: 600px) {
    .lb-prev, .lb-next { width: 42px; height: 42px; font-size: 20px; }
}