.gbo-galerie {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 10px 0 4px;
}
.gbo-galerie-bild {
    display: block;
    height: 200px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(30,58,95,0.15);
    cursor: zoom-in;
    transition: transform .2s, box-shadow .2s;
}
.gbo-galerie-bild:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(30,58,95,0.22);
}
.gbo-galerie-bild img {
    height: 100%;
    width: auto;
    display: block;
    object-fit: cover;
}

.gbo-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(20,26,32,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}
.gbo-lightbox img {
    max-width: 100%;
    max-height: 100%;
    border-radius: 8px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}
.gbo-lightbox-schliessen {
    position: absolute;
    top: 18px;
    right: 24px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.12);
    color: #fff;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    transition: background .2s;
}
.gbo-lightbox-schliessen:hover { background: var(--gold, #D4A847); color: var(--navy, #1E3A5F); }
.gbo-lightbox-vor,
.gbo-lightbox-zurueck {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.12);
    color: #fff;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    transition: background .2s;
}
.gbo-lightbox-vor:hover,
.gbo-lightbox-zurueck:hover { background: var(--gold, #D4A847); color: var(--navy, #1E3A5F); }
.gbo-lightbox-zurueck { left: 16px; }
.gbo-lightbox-vor { right: 16px; }

@media (max-width: 600px) {
    .gbo-galerie-bild { height: 140px; }
    .gbo-lightbox { padding: 16px; }
    .gbo-lightbox-vor, .gbo-lightbox-zurueck { width: 40px; height: 40px; font-size: 20px; }
}