@charset "UTF-8";

.page-sp-only {
    display: none;
}
/* 共通のスタイル */
.philosophy-section {
    position: relative;
    text-align: center;
    padding: 60px 20px;
}

/* うっすらした背景の英字 */
.philosophy-section::before {
    content: "Corporate philosophy";
    position: absolute;
    top: -3%;
    left: 10%;
    font-size: 6rem;
    font-weight: bold;
    color: rgba(200, 200, 200, 0.2);
    z-index: -1;
}

.philosophy-section:nth-child(2)::before {
    content: "Corporate vision";
}

.philosophy-section:nth-child(3)::before {
    content: "MST Ways";
}

/* 赤枠のボックス */
.philosophy-box {
    position: relative;
    background: white;
    border: 2px solid #D80C18;
    padding: 40px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 15px 15px 0px 0px #d80c18;
    border-radius: 0px;
}

/* 見出しのスタイル */
.philosophy-title {
    font-size: 2.5rem;
    font-weight: normal;
    color: #D80C18;
    margin-bottom: 5px;
}

/* サブタイトルのスタイル */
.philosophy-subtitle {
    font-size: 1.5rem;
    font-weight: bold;
    color: #D80C18;
    margin: 0px;
}

/* テキストのスタイル */
.philosophy-text {
    font-size: 2.8rem;
    color: #333;
    line-height: 1.6;
    margin-top: 20px;
    margin-bottom: 15px;
}

.philosophy-box .tx_b {
    color: #333;
}

.sec_3 .philosophy-box .philosophy-text {
    color: #4B4B4B;
    font-size: 2rem;

}

.sec_3 .philosophy-box .philosophy-text span {
     font-size: 2.8rem;
}

.action_area {
        display: block;
        margin-inline: auto;
    }


.sec_4 {
    padding-top: 50px;
    padding-bottom: 100px;
}

picture img {
    width: 100%;
}

@media screen and (max-width: 768px) {

    .page-sp-only {
        display: inline;
    }

    .philosophy-title {
        font-size: 3.2rem;
        line-height: 1;
    }
    .philosophy-subtitle {
        font-size: 1.2rem;
    }

    .philosophy-text {
        font-size: 1.8rem;
    }

    .philosophy-box {
        box-shadow: 5px 5px 0px 0px #d80c18;
        padding: 20px;
    }

    .sec_3 .philosophy-box .philosophy-text {
        font-size: 1.8rem;
    }

    .philosophy-section::before {
        content: "Management philosophy";
        position: absolute;
        top: 3%;
        left: 50%;
        transform: translate(-50%, -20%);
        font-size: 3rem; /* スマホ用に少し小さくする */
        text-align: center;
        width: 100%;
    }

    .philosophy-section:nth-child(2)::before {
        content: "Management vision";
    }

    .philosophy-section:nth-child(3)::before {
        content: "MST Way";
        top: 0%;
        transform: translate(-50%, 0%); /* translateの調整 */
    }

    .philosophy-section {
        padding: 40px 30px;
    }

    .philosophy-text {
        margin-top: 3rem;
    }

    .sec_3 .philosophy-box .philosophy-text span {
        font-size: 2rem;
    }

    .sec_3 .philosophy-box .philosophy-text {
        font-size: 1.2rem;
    }

    .sec_4 {
       padding: 20px 30px;
    }

    .philosophy .page-btn--prev::before {
        left: 16rem;
    }
}

/* 20260401 Corporate purpose update */
.philosophy-section {
    padding: 40px 20px;
}
.philosophy-section::before {
    content: "Purpose";
    top: -10%;
}
.sec_3 .philosophy-box .philosophy-text {
    font-size: 2.8rem;
}
.philosophy-section:nth-child(2)::before {
    content: "Corporate philosophy";
}
.philosophy-section:nth-child(3)::before {
    content: "Our Corporate Vision";
}
.philosophy-section:nth-child(4)::before {
    content: "Value Proposition and Strength";
    font-size: 5.5rem;
    top: -5%;
}
.philosophy-section:nth-child(5)::before {
    content: "MST Pride & Principles";
    top: -5%;
}
.philosophy-text + .philosophy-text{
	margin: 10px 0;
}
@media screen and (max-width: 1000px) {
    .philosophy-section:nth-child(4)::before {
        font-size: 4rem;
        top: -3%;
    }
}
@media screen and (max-width: 768px) {
    .philosophy-section::before {
    	top: 4%;
	}
    .sec_3 .philosophy-box .philosophy-text {
        font-size: 1.8rem;
    }
    .philosophy-section:nth-child(3)::before {
        top: 1%;
    }
    .philosophy-section:nth-child(4)::before {
        font-size: 2rem;
        top: 5%;
    }
	.philosophy-section:nth-child(5)::before {
    	top: 3%;
	}
    .philosophy .page-btn--prev::before {
        left: auto;
    }
    .page-btn--prev::before {
        right: 4.5rem;
        left: auto;
    }
    .page-btn--next::before {
        right: 4.5rem;
        left: auto;
    }
}