/* Subpage Header Style Adjustment */
.subpage-header {
    position: relative;
    background-color: #faf9f7;
    border-bottom: 1px solid #eae6df;
    padding: 32px 48px;
}

/* About Key Visual Section */
.about-kv {
    padding: 110px 0 80px;
    text-align: center;
    background-color: #faf9f7;
}
.about-kv .page-title-en {
    font-size: 0.9rem;
    letter-spacing: 0.25em;
    color: #888;
    text-transform: uppercase;
    margin-bottom: 12px;
    font-family: 'Noto Sans JP', sans-serif;
}
.about-kv .page-title{
    font-size: 2.8rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    margin-bottom: 16px;
    font-family: 'Noto Serif JP', serif;
}
.about-kv h1 {
    font-size: 2.4rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    line-height: 1.6;
    margin-bottom: 24px;
    color: #1a1a1a;
}
.about-kv .lead-text {
    font-size: 1.15rem;
    color: #555;
    line-height: 2.2;
    max-width: 1000px;
    margin: 0 auto;
}

/* Section Spacing & Layout */
.about-section {
    padding: 90px 0;
    border-top: 1px solid #eae6df;
}
.about-section.bg-light {
    background-color: #f5f4f0;
}

.section-header-block {
    text-align: center;
    margin-bottom: 50px;
}
.section-subtitle {
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    color: #888;
    text-transform: uppercase;
    margin-bottom: 8px;
    font-family: 'Noto Sans JP', sans-serif;
}

/* Sub Headings */
.sub-heading {
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1.8;
    margin: 40px 0 24px;
    letter-spacing: 0.08em;
    color: #1a1a1a;
}
.sub-heading:first-child {
    margin-top: 0;
}

/* Text Content Formatting */
.content-body p {
    margin-bottom: 28px;
    font-size: 1.24rem;
    color: #333;
    line-height: 2.2;
}
.content-body p:last-child {
    margin-bottom: 0;
}

.signature {
    text-align: right;
    margin-top: 40px;
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    color: #2b2b2b;
}

/* CSR Section Card */
.csr-card {
    background-color: #fff;
    border: 1px solid #e5e3dd;
    text-align: center;
    padding: 56px 48px;
    margin-top: 20px;
}
.csr-badge {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    width: 200px;
    margin: 0px auto 0px auto;
    font-family: 'Noto Sans JP', sans-serif;
}
.ignission-image-wrapper {
    width: 100%;
    text-align: center;
    margin: 40px auto; /* 上下の余白と中央寄せ */
}
.ignission-image {
    max-width: 100%;
    height: auto;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1); /* 軽い影で浮かせる */
    border: 1px solid #e5e3dd; /* 画像と背景の境界 */
    margin: 0px auto  0px auto;
}

/* CSR Card style adjustment for image */
.csr-card .content-body {
    margin-top: 0; /* 画像の上下余白で調整するため */
    text-align: left;
}
.csr-card .btn-link {
    margin-top: 40px; /* 画像とテキストのバランス調整 */
}
.btn-link {
    display: inline-block;
    margin-top: 32px;
    padding: 14px 36px;
    background-color: #1a1a1a;
    color: #fff;
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 0.88rem;
    letter-spacing: 0.15em;
    transition: opacity 0.3s;
}
.btn-link:hover {
    opacity: 0.8;
}

/* Company Info Table */
.company-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-family: 'Noto Sans JP', sans-serif;
}
.company-table th, 
.company-table td {
    padding: 24px 16px;
    border-bottom: 1px solid #e5e3dd;
    text-align: left;
    vertical-align: top;
    font-size: 0.98rem;
    line-height: 1.8;
}
.company-table th {
    width: 25%;
    font-weight: 500;
    color: #666;
    letter-spacing: 0.08em;
}
.company-table td {
    color: #2b2b2b;
    font-weight: 300;
}

/* Responsive Fixes */
@media (max-width: 768px) {
    html, body {
        overflow-x: hidden;
    }
    img {
        max-width: 100%;
        height: auto;
    }
    header{
        width: 100%;
    }
    .subpage-header {
        padding: 16px 20px;
    }
    .about-kv {
        padding: 100px 0 50px;
        margin-top: 80px;
    }
    .about-kv h1 {
        font-size: 1.8rem;
    }
    .about-section {
        padding: 60px 0;
    }
    .section-title{
        font-size: 1.4rem;
    }
    .content-body p{
        font-size: 0.8rem;
    }
    .csr-card {
        padding: 32px 20px;
    }
    .btn-link{
        letter-spacing: normal;
    }
    .company-table tbody tr{
        display: flex;
    }
    .company-table th, 
    .company-table td {
        display: block;
        padding: 12px 0;
    }
    .company-table th{
        width: 20%;

    }
    .company-table td{
        padding-bottom: 4px;
        border-bottom: none;
        width: 80%;
    }

    .company-table th {
        border-bottom: none;
        padding-bottom: 4px;
        color: #888;
        font-size: 0.85rem;
        width: 20%;
    }
    .company-table tr {
        border-bottom: 1px solid #e5e3dd;
        display: block;
        padding: 12px 0;
    }
    .ignission-image-wrapper {
   margin: 24px auto; /* スマートフォン時の余白調整 */
    }
}