.related-portfolios-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* 3 colonnes égales */
.portfolio-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    flex: 0 0 calc(33.333% - 7px);
    aspect-ratio: 16 / 9;
}

/* Image */
.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

/* Overlay */
.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    padding: 20px;
    transition: background 0.3s ease;
    font-family: "Montserrat";
}

.portfolio-item:hover .portfolio-overlay {
    background: rgba(0, 0, 0, 0.7);
}

.portfolio-overlay h3 {
    margin: 0 0 10px;
    font-size: 18px;
    font-weight: 400;
    font-family: 'Montserrat';
}

.portfolio-overlay p {
    font-size: 14px;
    line-height: 1.4;
    color: #f0f0f0;
    font-family: 'Montserrat';
}

/* ===== Responsive ===== */

@media (max-width: 2020px) {
    .portfolio-overlay h3 {
        font-size: 18px;
    }
    .portfolio-overlay p {
        font-size: 14px;
    }
}

/* Tablette : 2 colonnes */
@media (max-width: 1024px) {
    .portfolio-item {
        flex: 0 0 calc(50% - 5px);
    }
}

/* Mobile : 1 colonne */
@media (max-width: 600px) {
    .portfolio-item {
        flex: 0 0 100%;
    }

    .portfolio-overlay h3 {
        font-size: 14px;
    }
    .portfolio-overlay p {
        font-size: 13px;
    }
}