@charset "utf-8";

/* ----------------------------------------------------------
    strengths    用途ページで使用
------------------------------------------------------------- */
.strength-area {
    background: var(--cmnbg);
    padding: 70px 0 100px;
}

.strength-area [class^="strength-box_"] {
    background: #fff;
    border-radius: 5px;
    padding: 55px 50px;
    margin: 50px 0 0;
}

.strength-area .strength-box_1 {
    margin-top: 40px;
}

.strength-area .strength-box-header {
    align-items: center;
    display: flex;
    gap: 20px;
    margin: 0 0 25px;
}

.strength-area .strength-box-header .num {
	align-items: center;
	background: transparent;
	border-radius: 3px;
	color: var(--main);
	display: flex;
	flex-shrink: 0;
	font-size: 1.7rem;
	font-weight: 500;
	padding: 5px 10px 6px;
	line-height: 1;
	letter-spacing: .04em;
	gap: 5px;
	border: 1px solid var(--main);
}

.strength-area .strength-box-header .num span {
    font-size: 1.9rem;
}

.strength-area .strength-box-header .ttl {
    color: var(--main);
    font-size: 2.5rem;
    font-weight: bold;
    letter-spacing: .09em;
    line-height: 1.5;
}

.strength-area .strength-box-contents {
    align-items: center;
    display: flex;
    gap: 35px;
    margin: 35px 0 0;
}

.strength-area .strength-box-img {
    border-radius: 5px;
    overflow: hidden;
    flex-shrink: 0;
}

.strength-box_1 .strength-box-img {
    width: 540px;
    height: 482px;
}

.strength-box_2 .strength-box-img {
    width: 460px;
    height: 250px;
}

.strength-box_3 .strength-box-img {
    width: 460px;
    height: 250px;
}

.strength-box_4 .strength-box-img {
    width: 460px;
    height: 400px;
}

.strength-area .strength-box-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.strength-box-txt-wrap .strength-box-txt:not(:first-of-type) {
    margin-top: 40px;
}

.strength-area .strength-box-txt .subttl {
    align-items: center;
    display: flex;
    gap: 10px;
}

.strength-area .strength-box-txt .subttl .icon {
    align-items: center;
    display: flex;
    justify-content: center;
    width: 40px;
    height: 46px;
    flex-shrink: 0;
}

.strength-area .strength-box-txt .subttl .icon img {
    max-width: 100%;
    max-height: 100%;
}

.strength-area .strength-box-txt .subttl .text {
    color: var(--sub);
    border-bottom: 1px solid;
    font-size: 2.2rem;
    font-weight: bold;
    flex-grow: 1;
    letter-spacing: .05em;
    padding: 0 0 10px;
}

.strength-area .strength-box-txt .note p {
    font-size: 1.5rem;
    margin: 20px 0 0;
    line-height: 2.2;
}

@media screen and (max-width: 768px) {
    .strength-area {
        padding: 40px 0 50px;
    }

    .strength-area [class^="strength-box_"] {
        padding: 30px 20px;
        margin: 35px 0 0;
    }

    .strength-area .strength-box-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }

    .strength-area .strength-box-header .ttl {
        font-size: 2.2rem;
        line-height: 1.5;
    }

    .strength-area .strength-box-header .num {
        font-size: 1.5rem;
        padding: 5px 12px 6px;
    }

    .strength-area .strength-box-header .num span {
        font-size: 2rem;
    }

    .strength-area .strength-box-contents {
        margin: 20px 0 0;
        flex-direction: column;
        gap: 25px;
    }
    
    .strength-area  .strength-box-img {
        width: 100%!important;
    }

    .strength-box_1 .strength-box-img {
        height: 67.5vw;
    }
    
     .strength-box_2 .strength-box-img {
        height: 44vw;
    }
    
    .strength-box_3 .strength-box-img {
        height: 48vw;
    }
    
    .strength-box_4 .strength-box-img {
        height: 62vw;
    }

    .strength-box-txt-wrap .strength-box-txt:not(:first-of-type) {
        margin-top: 25px;
    }

    .strength-area .strength-box-txt .subttl {
        gap: 8px;
    }

    .strength-area .strength-box-txt .subttl .icon {
        width: 35px;
        height: 41px;
    }

    .strength-area .strength-box-txt .subttl .text {
        line-height: 1.3;
        font-size: 2rem;
        padding: 0 0 8px;
    }
}