@charset "utf-8";

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
li{
    list-style: none;
}
a{
    text-decoration: none;
    color: inherit;
}

.section-01{
    background-color: rgb(192, 239, 255);
    padding: 160px 0;
}

.section-01 .inner{
    max-width: 1440px; /* 미디어 쿼리 대신 본래 코드 안에서 작성 */
    width: calc(100% - 30px);
    margin: 0 auto;
}
.section-01 .inner h2{
    font-size: 48px;
    margin-bottom: 40px;
}
.section-01 .inner .list{
    display: flex;
    justify-content: space-between;
}
.section-01 .inner .list .item{
    /* width: 333px; */
    width: 24%; /* 반응형이기 때문에 퍼센트로 변환 */
}
.section-01 .inner .list .item a .image{
    width:  100%;
    height: 400px;
}
.section-01 .inner .list .item a .image img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}


.section-02{
    background-color: rgb(160, 255, 164);
    padding: 160px 0;
}
.section-02 .inner{
    max-width: 1440px;
    width: calc(100% - 30px); 
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    flex-direction: column; /* item에 넓이 값을 지정하지 않아도 정렬 가능 */
    row-gap: 100px;
}
.section-02 .inner .item{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.section-02 .inner .item:nth-child(1) .image{
    order: 1;
}
.section-02 .inner .item .image{
    width: 626px;
    height: 500px;
}
.section-02 .inner .item .image img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.section-02 .inner .item .text{
    flex-shrink: 0; /* 글자 줄바꿈 방지 */
}
.section-02 .inner .item .text strong{
    font-size: 40px;
}
.section-02 .inner .item .text p{
    font-size: 24px;
    margin-top: 20px;
}

.section-03{
    background-color: plum;
    padding: 160px 0;
}
.section-03 .inner{
    max-width: 1440px;
    width: calc(100% - 30px);
    margin: 0 auto;
}
.section-03 .inner h2{
    font-size: 48px;
    margin-bottom: 40px ;
}

.section-03 .inner .list{
    display: flex;
    justify-content: space-between;
}
.section-03 .inner .list .item{
    width: 24%; /* 100% / 4 = 25%, 여백 고려해서 -1% */
    position: relative;
}
.section-03 .inner .list .item:hover a .text{
    display: flex;  /* display: block; 사용하지 않고, .text에 사용했던 flex 쓰기 */
}
.section-03 .inner .list .item a .image{
    width: 100%;
    height: 400px;
}
.section-03 .inner .list .item a .image img{
    width:  100%;
    height: 100%;
    object-fit: cover;
}
.section-03 .inner .list .item a .text{
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.452);
    position: absolute;
    left: 0;
    top: 0;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    display: none;
}

@media screen and (max-width: 1024px) { /* 태블릿 크기 */
    .section-01{
        padding:  80px 0;
    }
    .section-01 .inner .list{
        flex-wrap: wrap;
        row-gap: 40px;
    }
    .section-01 .inner .list .item{
        width: 49%;
    }
    .section-02 .inner .item{
        flex-wrap: wrap;
    }
    .section-02 .inner .item .image{
        width: 100%;
    }
    .section-02 .inner .item:nth-child(1) .image{
        order: 0;
    }

    .section-03 .inner .list .item a .text{
        display: flex;
    }
}

@media screen and (max-width: 900px) {
    .section-03 .inner .list{
        flex-wrap: wrap;
        row-gap: 24px;
    }
    .section-03 .inner .list .item{
        width: 49%;
    }
}

@media screen and (max-width: 480px) {
    .section-01 .inner h2{
        font-size: 28px;
        margin-bottom: 20px;
    }
    .section-01 .inner .list .item a .image{
        height: 240px;
    }
    .section-02 .inner .item .text strong{
        font-size: 24px;
    }
    .section-02 .inner .item .text p{
        font-size: 18px;
    }

    .section-03 .inner .list .item{
        width: 100%;
    }
    .section-03 .inner .list .item a .image{
        height: 200px;
    }
    .section-03 .inner .list .item a .text{
        height: auto;  /* 값 리셋 */
        position: static; /* 초기값 */
        background-color: transparent; /* 배경 없애기 */
        color: #333;
        margin-top: 12px;
    }
}