.post-title {
    font-family: Arial, Helvetica;
    display: block;
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 18px;
    font-size: 2em;
    color: #000000;
    text-align: center;
}

.post-meta {
    text-align: right;
    font-size: 0.98em;
    color: #888;
    margin-bottom: 18px;
    margin-top: -10px;
}

.post-content {
    margin-bottom: 40px;
    font-size: 1.28em;
    color: #222;
    font-family: 'Montserrat', Arial, Helvetica, sans-serif;
    line-height: 1.7;
}

/* ...code de mise en forme des articles... */
#img-lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background: rgba(0,0,0,0.85);
    justify-content: center;
    align-items: center;
    cursor: zoom-out;
    transition: opacity 0.2s;
}
#img-lightbox[style*="display: flex"] {
    display: flex !important;
    opacity: 1;
}
#img-lightbox-img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 12px;
    box-shadow: 0 4px 24px #000;
    background: #fff;
}