@charset "UTF-8";

/* 基本設定・BrainMonのスタイルを継承 */
#airlive { overflow: hidden; background-color: #fff; }
#billboard { position: absolute; left: 0; top: 0; width: 100%; }
#airlive img { height: auto; max-width: 100%; vertical-align: bottom; }
.fw6 { font-family: "Hiragino Kaku Gothic W6 JIS2004", sans-serif; }
.mw1200 { max-width: 1200px; margin: 0 auto; padding: 0 20px; box-sizing: border-box; }

.airlive__visual { width: 100%; max-width: 1920px; margin: 0 auto; }
.airlive__visual--logo h2 { margin: 0; padding: 0; }

/* 見出しスタイル (BrainMon共通) */
.airlive--title {
    margin-bottom: 48px;
    font-size: 38px;
    letter-spacing: 0.1em;
    color: #333333;
    font-family: "Hiragino Kaku Gothic W6 JIS2004", sans-serif;
    font-weight: 600;
    text-align: center;
    line-height: 1.2;
}

/* 数字だけ大きくする */
.airlive--title .title-num {
    font-size: 1.5em;
    font-weight: bold;
    vertical-align: -2px;
    margin: 0 2px;
    font-family: 'Roboto', sans-serif;
}

/* スマホ表示での調整 */
@media only screen and (max-width: 768px) {
    .airlive--title .title-num {
        font-size: 1.3em;
    }
}

/* イントロダクション */
.airlive--intro {
    padding: 90px 20px 60px;
    text-align: center;
}
.airlive--intro-text p {
    font-size: 22px;
    line-height: 2;
    color: #333;
    font-family: "Hiragino Kaku Gothic W6 JIS2004", sans-serif;
    letter-spacing: 0.05em;
}
.airlive--intro-list {
    margin-top: 60px;
    background-color: #f4f8fb;
    padding: 40px;
    display: inline-block;
    border-radius: 10px;
}
.airlive--intro-list h4 {
    font-size: 20px;
    color: #0B318F;
    margin-bottom: 20px;
    font-weight: bold;
}
.airlive--intro-list ul {
    list-style: none;
    margin: 0;
    padding: 0;
    text-align: left;
    display: inline-block;
}
.airlive--intro-list li {
    font-size: 22px;
    margin-bottom: 10px;
    padding-left: 1.5em;
    position: relative;
    line-height: 1.6;
}
.airlive--intro-list li:before {
    content: '・';
    position: absolute;
    left: 0;
    color: #0B318F;
    font-weight: bold;
}

/* 4つのポイント */
.airlive--points {
    background-color: #EBF1F8;
    padding: 90px 0;
}
.airlive--points__wrapper {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.airlive--points__item {
    width: 23.5%;
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    padding-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.point-icon {
    display: flex;
    justify-content: center;
    width: 100%;
    padding-top: 25px;
}
.point-icon img {
    width: 172px;
    height: auto;
}
.airlive--points__item dl {
    padding: 15px 15px 20px;
    text-align: center;
    flex-grow: 1;
}
.airlive--points__item dt {
    color: #0B318F;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 15px;
    font-family: 'Roboto', sans-serif;
    font-style: italic;
    word-break: break-word;
}
.airlive--points__item dd {
    font-size: 18px;
    line-height: 1.6;
    font-weight: normal;
    text-align: left;
}


/* 製品ラインナップ */
.airlive--products {
    padding: 100px 20px;
}
/* PC用：2列表示用のラッパー */
.airlive--products-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    row-gap: 120px; 
}

.airlive--product__item {
    width: 48%; 
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

.product-cat {
    font-size: 24px;
    color: #fff;
    background-color: #0B318F;
    padding: 15px 30px;
    border-radius: 5px 5px 0 0;
    margin-bottom: 0;
    font-family: "Hiragino Kaku Gothic W6 JIS2004", sans-serif;
}
.product-body {
    border: 2px solid #0B318F;
    border-top: none;
    padding: 40px;
    display: flex;
    flex-direction: column; 
    border-radius: 0 0 5px 5px;
    height: calc(100% - 60px);
}
.product-visual {
    width: 100%;
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}
/* 【追加】PC用：画像高さを140pxに固定 */
.product-visual figure {
    margin: 0;
    height: 140px; 
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-visual figure img {
    height: 140px;
    width: auto;
    object-fit: contain;
    max-width: 100%;
}

.product-name {
    font-size: 28px;
    font-weight: bold;
    color: #333;
    margin-bottom: 20px;
    border-bottom: 2px solid #0B318F;
    display: inline-block;
    padding-bottom: 5px;
}
.product-spec {
    width: 100%;
}
.product-spec dl {
    display: flex;
    flex-wrap: wrap;
    border-top: 1px solid #ddd;
}
.product-spec dt, .product-spec dd {
    padding: 12px 15px;
    border-bottom: 1px solid #ddd;
    font-size: 18px;
    line-height: 1.6;
}
.product-spec dt {
    width: 30%;
    background-color: #f9f9f9;
    font-weight: bold;
    color: #333;
    box-sizing: border-box;
}
.product-spec dd {
    width: 70%;
    margin: 0;
    box-sizing: border-box;
}

/* お問い合わせボタン */
.airlive--contact {
    padding: 60px 0 100px;
    text-align: center;
}
.brainmon--desc-03--link {
    margin: 0 auto;
    max-width: 420px;
}
.brainmon--desc-03--link a {
    transition: 0.4s;
    padding: 15px 0;
    display: block;
    font-size: 18px;
    font-family: "Hiragino Kaku Gothic W6 JIS2004", sans-serif;
    font-weight: bold;
    color: #fff;
    text-align: center;
    background: #0B318F url(../images/brainmon/arrow.png) no-repeat calc(100% - 20px) center / 8px auto;
    border-radius: 34px;
    border: 1px solid #0B318F;
    text-decoration: none;
}
.brainmon--desc-03--link a:hover {
    color: #0B318F;
    background: #fff url(../images/brainmon/arrow_hover.png) no-repeat calc(100% - 20px) center / 8px auto;
}

/* レスポンシブ対応 (SP) */
@media only screen and (max-width: 768px) {
    .airlive--title {
        font-size: 23px;
        margin-bottom: 30px;
    }
    
    .airlive--intro {
        padding: 50px 20px;
    }
    .airlive--intro-text p {
        font-size: 14px;
        text-align: left;
    }
    .airlive--intro-list {
        padding: 20px;
        width: 100%;
        box-sizing: border-box;
    }
    .airlive--intro-list li {
        font-size: 14px;
    }

    /* 4つのポイントSP */
    .airlive--points__item {
        width: 100%;
        margin-bottom: 20px;
        flex-direction: row; 
        align-items: center;
        padding: 25px 20px;
        box-sizing: border-box;
    }
    .airlive--points__item:last-child {
        margin-bottom: 0;
    }
    .point-icon {
        padding-top: 0;
        margin-right: 20px;
        flex-shrink: 0;
        width: 86px;
        display: flex;
        justify-content: center;
    }
    .point-icon img {
        width: 86px;
    }
    .airlive--points__item dl {
        padding: 0;
        text-align: center;
    }
    .airlive--points__item dt {
        margin-top: 0;
        margin-bottom: 10px;
        font-size: 18px;
    }
    .airlive--points__item dd {
        font-size: 13px;
        line-height: 1.6;
        text-align: left;
    }

    /* 製品ラインナップSP */
    .airlive--products-list {
        display: block;
    }
    .airlive--product__item {
        width: 100%;
        margin-bottom: 80px;
        border-bottom: 1px solid #eee;
        padding-bottom: 60px;
    }
    .airlive--product__item:last-child {
        border-bottom: none;
        margin-bottom: 0;
        padding-bottom: 0;
    }
    .product-body {
        display: block;
        padding: 20px 15px;
        height: auto;
    }
    .product-cat {
        font-size: 18px;
        padding: 10px 15px;
    }
    .product-visual {
        width: 100%;
        margin-bottom: 30px;
    }
    /* 【追加】SPでは画像の高さ固定を解除 */
    .product-visual figure {
        height: auto;
        display: block;
    }
    .product-visual figure img {
        height: auto;
        object-fit: unset;
    }

    .product-spec {
        width: 100%;
    }
    .product-spec dt, .product-spec dd {
        width: 100%;
        display: block;
        border-bottom: 1px solid #ddd;
        font-size: 14px;
    }
    .product-spec dt {
        background-color: #EBF1F8;
        border-bottom: none;
        padding: 10px 10px 5px;
    }
    .product-spec dd {
        padding: 5px 10px 15px;
    }
    
    .brainmon--desc-03--link {
        width: 90%;
    }
}