.post-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.post-gallery img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.3s;
    cursor: pointer;
}

.post-gallery img:hover {
    transform: scale(1.05);
}

.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 85vh;
    margin-top: 5vh;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    object-fit: contain;
}

.close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.close:hover {
    color: #bbb;
}

.prev,
.next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: auto;
    padding: 16px;
    margin-top: -22px;
    color: white;
    font-weight: bold;
    font-size: 40px;
    transition: 0.3s;
    user-select: none;
}

.next {
    right: 5%;
    border-radius: 3px 0 0 3px;
}

.prev {
    left: 5%;
    border-radius: 0 3px 3px 0;
}

.prev:hover,
.next:hover {
    background-color: rgba(0, 0, 0, 0.8);
}