.hero {
    background: linear-gradient(135deg, var(--primair-rood), var(--secundair-blauw));
    color: var(--primair-wit);
    text-align: center;
    padding: 50px 0;
}

.hero h1 {
    font-family: var(--lettertype-speciaal);
    font-size: 48px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 19px;
    opacity: 0.9;
}

.galerij-sectie {
    padding: 50px 0;
}

.galerij-teller {
    text-align: center;
    font-size: 18px;
    color: var(--donker-grijs);
    margin-bottom: 30px;
    font-weight: 600;
}

.galerij-filter {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-knop {
    background-color: var(--licht-grijs);
    color: var(--donker-grijs);
    border: 2px solid var(--donker-grijs);
    padding: 10px 30px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    
        transition: transform 200ms, background-color 200ms, box-shadow 200ms, border-color 200ms;
        opacity: 1;
    }
    
    .filter-knop:not(.actief):hover {
        background-color: var(--secundair-blauw);
        color: var(--primair-wit);
        border-color: var(--primair-rood);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
        transform: translateY(-2px);
}

.filter-knop:hover,
.filter-knop.actief {
    background-color: var(--primair-rood);
    color: var(--primair-wit);
    border-color: var(--primair-rood);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.galerij-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.galerij-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 200ms, box-shadow 200ms;
}

.galerij-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.galerij-afbeelding {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.galerij-afbeelding video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0;
    background: #000;
}
.galerij-afbeelding img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 300ms;
}


.galerij-item:hover .galerij-afbeelding img {
    transform: scale(1.05);
}

.galerij-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    opacity: 0;
    transition: opacity 200ms;
    pointer-events: none;
}

.galerij-item:hover .galerij-overlay {
    opacity: 1;
    pointer-events: none;
}

.vergroot-knop {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--primair-rood);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    cursor: pointer;
    transition: transform 200ms, background-color 200ms;
    position: absolute;
    bottom: 15px;
    right: 15px;
    z-index: 1;
}

.vergroot-knop:hover {
    background-color: var(--primair-wit);
    transform: scale(1.1);
}

.afbeelding-titel {
    color: var(--primair-wit);
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.lightbox {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.lightbox-achtergrond {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 10000;
}

.lightbox-inhoud {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10001;
}

.lightbox-inhoud img {
    max-width: 100%;
    max-height: 80%;
    object-fit: contain;
    border-radius: 10px;
}

.lightbox-sluiten {
    position: absolute;
    top: -50px;
    right: 0;
    background-color: var(--primair-wit);
    color: var(--donker-grijs);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    cursor: pointer;
    transition: transform 200ms, background-color 200ms;
}

.lightbox-sluiten:hover {
    background-color: var(--primair-rood);
    color: var(--primair-wit);
}

.lightbox-info {
    margin-top: 20px;
    text-align: center;
    z-index: 10001;
}

.lightbox-info h3 {
    font-size: 21px;
    color: var(--primair-wit);
    margin: 0;
}

@media (max-width: 768px) {
    .galerij-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
    .galerij-filter {
        gap: 10px;
    }
    .filter-knop {
        padding: 5px 20px;
        font-size: 14px;
    }
    .hero h1 {
        font-size: 40px;
    }
    .lightbox-sluiten {
        top: -40px;
        width: 35px;
        height: 35px;
    }
}

@media (max-width: 576px) {
    .galerij-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    .galerij-afbeelding {
        height: 250px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .lightbox-inhoud {
        max-width: 95%;
        max-height: 95%;
    }
}