/* style_top.css */
/* セクション共通 */
section {
    padding-bottom: 4rem;
}
section .title {
    padding-top: 2rem;
}
.bg-block {
    background-color: #ECF5D8;
}
.bg-block.half img {
    margin-top: -300px;
}
/* top-banner */
#top-banner .img {
    width: 90%;
    margin: 0 auto;
}
#top-banner .img img {
    border-radius: 1rem;
    border: 1px #191919 solid;
}
#top-banner {
    position: relative;
    z-index: 0;
}
#top-banner::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60%;
    background-color: #ECF5D8;
    z-index: -1;
}
h2 {
    font-size: 3.5rem;
    margin-bottom: 0;
    text-align: center;
    letter-spacing: 0.1em;
}
p.sub-ja {
    font-size: 1rem;
    margin-bottom: 2rem;
    text-align: center;
}
/* USAGE */
#usage p.copy {
    font-size: 1.3rem;
    text-align: center;
    font-weight: 500;
    margin-bottom: 2rem;
}
#usage .usage-list {
    text-align: center;
}
#usage .usage-list img {
    width: 100%;
    max-width: 600px;
    display: inline-block;
}
/* MESSAGE */
#message .box {
    margin-bottom: 3rem;
}
#message .box:last-of-type {
    margin-bottom: 0;
}
#message .img {
    margin-bottom: 2rem;
}
#message .img img {
    border-radius: 1rem;
    border: 1px #191919 solid;
}
/* CASE STUDY */
#case-study .case-study-box {
	border-bottom: 1px dotted #191919;
	padding-bottom: 1rem;
    margin-bottom: 2rem;
}
#case-study .case-study-box:nth-of-type(2) {
	border-top: 1px dotted #191919;
	padding-top: 2rem;
}
#case-study p.date {
    margin-bottom: 0.2rem;
}
#case-study .btn-m {
    margin-top: 2rem;
    margin-bottom: 2rem;
}
/* PLAN */
#plans {
    margin-top: 2rem;
}
.plans {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 2rem;
}
.plan {
    padding: 1.5rem;
    border-radius: 1rem;
    border: 1px #191919 solid;
}
.plan ul {}
.plan ul li {
    text-align: center;
    background-color: white;
    padding: 1.5rem 1rem;
    margin-bottom: 0.5rem;
}
.plan p.head {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    letter-spacing: 0.1em;
    line-height: 1;
}
.plan p.desc {
    line-height: 1;
    margin-bottom: 0;
}
.plan p.price {
    text-align: center;
    margin-top: 2rem;
    line-height: 1;
    margin-bottom: 2rem;
}
/* レスポンシブ */
@media (min-width: 992px) {
    /* USAGE */
    #usage p.copy {
        font-size: 2.5vw;
    }
    #usage .usage-list img {
        width: 80%;
    }
    /* MESSAGE */
    #message .box:nth-of-type(odd) .img {
        width: 50%;
        float: left;
        padding-right: 20px;
    }
    #message .box:nth-of-type(odd) .txt {
        width: 50%;
        float: right;
        padding-left: 20px;
    }
    #message .box:nth-of-type(even) .img {
        width: 50%;
        float: right;
        padding-left: 20px;
    }
    #message .box:nth-of-type(even) .txt {
        width: 50%;
        float: left;
        padding-right: 20px;
    }
    /* PLAN */
    #plans .plans {
        grid-template-columns: repeat(3, 1fr);
    }
    /* CASE STUDY */
    #case-study p {
        text-align: center;
    }
}