.card {
    background: #fff;
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.card h3 {
    color: #4c7437;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.card-content {
    display: flex;
    gap: 2rem;
    margin: 1.5rem 0;
}

.card-text {
    flex: 1;
    line-height: 1.8;
    margin: 0;
}

.card-image {
    flex: 0 0 300px;
    width: 300px;
    height: auto;
    border-radius: 8px;
}
/* テキストスタイル */
.intro-text {
    font-size: 1.1rem;
    line-height: 1.8;
    margin: 2rem auto;
    max-width: 800px;
    color: #333;
    text-align: center;
}

.image-wrapper {
    flex: 0 0 40%;  /* 画像部分の幅を40%に固定 */
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

.text-wrapper {
    flex: 1;  /* 残りのスペースを全て使用 */
}

/* レスポンシブ対応 */
@media screen and (max-width: 768px) {

    .card {
        padding: 15px;
    }
    
    .intro-text {
        font-size: 1rem;
        padding: 0 1rem;
        margin: 1.5rem auto;
    }
    
    .learn-more {
        padding: 10px 25px;
    }

    .card-content {
        flex-direction: column;  /* スマホでは縦並びに */
    }

    .image-wrapper {
        flex: none;
        margin-bottom: 1rem;
    }
}

.image-gallery {
    display: flex;
    gap: 0;
    justify-content: flex-start;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.gallery-image {
    max-width: 100%;
    height: auto;
}

@media screen and (max-width: 768px) {
    .image-gallery {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
        padding: 0 1rem;
    }

    .gallery-image {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
        display: block;
    }
}

@media screen and (max-width: 480px) {
    .image-gallery {
        padding: 0 0.5rem;
    }

    .gallery-image {
        max-width: 100%;
    }
}