@charset "UTF-8";

/* ==========================================================================
   About Page Base Layout & Subpage Header
   ========================================================================== */

/* 1. Header Sticky Fix (PROCESS ページと統一) */
header.page-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: #ffffff;
}

.subpage-header {
    position: relative;
    background-color: #faf9f7;
    border-bottom: 1px solid #eae6df;
    padding: 32px 48px;
}

/* ==========================================================================
   Subpage HERO Section (縦並び・中央揃え)
   ========================================================================== */
.subpage-hero {
    padding: 100px 0 90px;
    background-color: #ffffff;
    border-bottom: none; /* 下線を削除してスッキリ化 */
}
.hero-title-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    text-align: center;
}
.subpage-hero h1 {
    font-size: 2.5rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    margin-bottom: 0;
    font-family: 'Noto Serif JP', serif;
}
.hero-divider {
    color: #999;
    font-size: 1.2rem;
    font-weight: 300;
    line-height: 1;
}
.subpage-hero-sub {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 0.95rem;
    letter-spacing: 0.3em;
    color: #888;
    font-weight: 600;
    margin-bottom: 0;
}

/* ==========================================================================
   Section Spacing & Background Colors (横線を撤去し、色面で美しく区切る)
   ========================================================================== */
.about-section {
    padding: 100px 0;
    border-top: none; /* 古めかしい横線をすべて削除 */
}

/* Philosophy Section：上品で薄い茶色（ベージュ）背景 */
.about-section.bg-philosophy {
    background-color: #faf9f7;
}

/* Message Section：淡いグレー背景 */
.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: 1.35rem;
    font-weight: 600;
    line-height: 1.6;
    margin: 32px 0 20px;
    letter-spacing: 0.08em;
    color: #1a1a1a;
}
.sub-heading:first-child {
    margin-top: 0;
}

/* Text Content Formatting (文字サイズの調整) */
.content-body p {
    font-size: 1.05rem;
    color: #333333;
    line-height: 2.1;
    margin-bottom: 24px;
    font-weight: 400;
}
.content-body p:last-child {
    margin-bottom: 0;
}

.signature {
    text-align: right;
    margin-top: 32px;
    font-size: 1.0rem;
    letter-spacing: 0.1em;
    color: #2b2b2b;
}

/* ==========================================================================
   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 Design (Mobile / Tablet)
   ========================================================================== */
@media (max-width: 768px) {
    html, body {
        overflow-x: hidden;
    }
    img {
        max-width: 100%;
        height: auto;
    }
    header {
        width: 100%;
    }
    .subpage-header {
        padding: 16px 20px;
    }
    .subpage-hero {
        padding: 70px 0 60px;
    }
    .subpage-hero h1 {
        font-size: 1.8rem;
    }
    .subpage-hero-sub {
        font-size: 0.8rem;
    }
    .about-section {
        padding: 60px 0;
    }
    .section-title {
        font-size: 1.4rem;
    }
    .content-body p {
        font-size: 0.92rem;
        line-height: 2.0;
    }
    .sub-heading {
        font-size: 1.15rem;
    }
    
    /* Table Responsive */
    .company-table tbody tr {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid #e5e3dd;
    }
    .company-table th, 
    .company-table td {
        display: block;
        padding: 4px 0;
        border-bottom: none;
        width: 100%;
    }
    .company-table th {
        color: #888;
        font-size: 0.85rem;
    }
}