.ConceptCard {
    width: 100%;
    max-width: 1200px;
    margin: auto;
    background-color: #fff;
    display: grid;
    gap: 20px;
    grid-template-columns: 1fr 1fr;
    padding: 20px;
}
.ConceptCard .Img {
    display: grid;
    padding: 0px 20px;
}
.ConceptCard .Img img {
    width: 100%;
    /* アスペクト比を維持したまま全体が収まる */
    object-fit: contain;
    justify-self: center;
}
.ConceptCard .Content {
    display: grid;
    gap: 20px;
    align-content: center;
}
.ConceptCard .Content .Title {
    font-size: 23px;
    font-weight: bold;
    color: #333;
    text-align: center;
}
.ConceptCard .Content .Text {
    font-size: 18px;
    color: #555;
    line-height: 2;
    padding: 0px 50px;
}

@media screen and (max-width: 768px) {
    .ConceptCard {
        grid-template-columns: 1fr;
    }

    .ConceptCard .Img img {
        width: 80%;
    }

    .ConceptCard .Content .Text {
        font-size: 16px;
        line-height: 1.8;
        padding: 0px 10px;
    }
}