@charset "UTF-8";

/* ===================================
   ナビゲーション アクティブ
   =================================== */
.li-about--active .text-overlay {
    color: #fe4c7f;
    font-weight: bold;
}

/* ===================================
   セクション共通
   =================================== */
.abt-section-head {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 52px;
}

.abt-section-title {
    font-size: 34px;
    color: #516881;
    margin: 8px 0 12px;
    letter-spacing: 0.05em;
}

.abt-section-sub {
    font-size: 14px;
    color: #888;
    line-height: 1.8;
    margin: 0;
}

/* ===================================
   ① HERO
   =================================== */
.abt-hero {
    width: 100%;
    background-color: #9fd9f6;
    padding: 60px 20px 44px;
}

.abt-hero-inner {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 40px;
}

.abt-hero-icon {
    width: 160px;
    flex-shrink: 0;
}

.abt-hero-en {
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 0.3em;
    color: #fff;
    margin: 0 0 6px;
}

.abt-hero-title {
    font-size: 36px;
    font-weight: bold;
    color: #516881;
    margin: 0 0 14px;
    line-height: 1.3;
    letter-spacing: 0.05em;
}

.abt-hero-sub {
    font-size: 15px;
    color: #516881;
    line-height: 1.9;
    margin: 0;
}

/* ===================================
   ② 私たちの想い
   =================================== */
.abt-mission {
    width: 100%;
    background-color: #fff;
    padding: 80px 20px 90px;
}

.abt-mission-inner {
    max-width: 900px;
    margin: 0 auto;
}

.abt-mission-body {
    display: flex;
    gap: 52px;
    align-items: flex-start;
}

.abt-mission-photo {
    width: 340px;
    flex-shrink: 0;
}

.abt-mission-photo img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: 16px;
    display: block;
}

.abt-mission-text {
    flex: 1;
}

.abt-mission-text p.abt-mission-catch {
    display: flex;
    flex-direction: column;
    font-weight: bold;
    letter-spacing: 0.08em;
    margin: 0 0 28px;
    line-height: 1.3;
}

.catch-small {
    font-size: 16px;
    color: #444;
    margin-bottom: 4px;
}

.catch-main {
    font-size: 42px;
    color: #9fa2f5;
}

.abt-mission-text p {
    font-size: 14px;
    line-height: 2;
    color: #444;
    margin: 0 0 16px;
}

.abt-mission-text p:last-child {
    margin-bottom: 0;
}

/* ===================================
   ③ 基本情報
   =================================== */
.abt-info {
    width: 100%;
    background-color: #9fd9f6;
    padding: 80px 20px 90px;
}

.abt-info-inner {
    max-width: 820px;
    margin: 0 auto;
}

.abt-table-wrap {
    background-color: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 5px 5px 0 rgba(81, 104, 129, 0.15);
}

.abt-table {
    width: 100%;
    border-collapse: collapse;
}

.abt-table tbody tr {
    border-bottom: 1px solid #e8f4fb;
}

.abt-table tbody tr:last-child {
    border-bottom: none;
}

.abt-table th {
    width: 160px;
    padding: 20px 24px;
    background-color: #f0f9ff;
    color: #516881;
    font-size: 14px;
    font-weight: bold;
    text-align: left;
    vertical-align: top;
    white-space: nowrap;
}

.abt-table td {
    padding: 20px 28px;
    font-size: 14px;
    color: #444;
    line-height: 1.7;
    vertical-align: top;
}

.abt-table-note {
    font-size: 12px;
    color: #999;
    display: block;
    margin-top: 4px;
}

.abt-table-list {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.abt-table-list li {
    padding-left: 14px;
    position: relative;
    list-style: none;
}

.abt-table-list li::before {
    content: '・';
    position: absolute;
    left: 0;
    color: #30b9bf;
}

.abt-sns-list {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.abt-sns-link {
    display: inline-block;
    background-color: #f0f9ff;
    border: 1px solid #9fd9f6;
    border-radius: 6px;
    padding: 4px 14px;
    font-size: 13px;
    color: #516881;
    font-weight: bold;
    transition: background-color 0.2s;
}

.abt-sns-link:hover {
    background-color: #9fd9f6;
    opacity: 1;
}

/* ===================================
   ④ 沿革（タイムライン）
   =================================== */
.abt-history {
    width: 100%;
    background-color: #fff;
    padding: 80px 20px 90px;
}

.abt-history-inner {
    max-width: 820px;
    margin: 0 auto;
}

.abt-timeline {
    position: relative;
    padding-left: 120px;
}

/* 縦線 */
.abt-timeline::before {
    content: '';
    position: absolute;
    left: 100px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    background: linear-gradient(to bottom, #9fd9f6, #30b9bf);
}

.abt-timeline-item {
    position: relative;
    margin-bottom: 48px;
    display: flex;
    align-items: flex-start;
    gap: 0;
}

.abt-timeline-item:last-child {
    margin-bottom: 0;
}

.abt-timeline-year {
    position: absolute;
    left: -120px;
    width: 90px;
    text-align: right;
    font-size: 22px;
    font-weight: bold;
    color: #516881;
    font-family: 'Roboto', sans-serif;
    padding-top: 2px;
    letter-spacing: 0.03em;
}

.abt-timeline-dot {
    position: absolute;
    left: -22px;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: #9fd9f6;
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px #9fd9f6;
    flex-shrink: 0;
}

.abt-timeline-dot--latest {
    background-color: #fe4c7f;
    box-shadow: 0 0 0 2px #fe4c7f;
    width: 18px;
    height: 18px;
    left: -24px;
    top: 6px;
}

.abt-timeline-content {
    padding-left: 28px;
    flex: 1;
}

.abt-timeline-month {
    font-size: 12px;
    font-weight: bold;
    color: #30b9bf;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
    margin-top: 14px;
}

.abt-timeline-content .abt-timeline-month:first-child {
    margin-top: 0;
}

.abt-timeline-text {
    font-size: 14px;
    line-height: 1.8;
    color: #444;
    margin: 0 0 0 0;
    padding-left: 12px;
    border-left: 3px solid #e8f4fb;
}

.abt-timeline-item--latest .abt-timeline-text {
    border-left-color: #fe4c7f;
}

/* ===================================
   ⑤ メンバー紹介
   =================================== */
.abt-members {
    width: 100%;
    background-color: #9fd9f6;
    padding: 80px 20px 90px;
}

.abt-members-inner {
    max-width: 940px;
    margin: 0 auto;
}

.abt-member-group-title {
    font-size: 18px;
    font-weight: bold;
    color: #516881;
    border-left: 5px solid #fe4c7f;
    padding-left: 14px;
    margin: 0 0 28px;
}

.abt-member-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 52px;
    justify-content: flex-start;
}

/* 通常カード */
.abt-member-card {
    background-color: #fff;
    border-radius: 16px;
    padding: 24px 20px;
    width: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 4px 4px 0 rgba(81, 104, 129, 0.15);
    transition: transform 0.2s, box-shadow 0.2s;
}

.abt-member-card:hover {
    transform: translateY(-5px);
    box-shadow: 4px 9px 0 rgba(81, 104, 129, 0.15);
}

/* 代表理事の大カード */
.abt-member-card--large {
    width: 260px;
}

.abt-member-photo {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: 14px;
}

.abt-member-card--large .abt-member-photo {
    width: 110px;
    height: 110px;
}

.abt-member-photo-ph {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: bold;
    letter-spacing: 0.15em;
    color: rgba(255, 255, 255, 0.6);
}

.abt-member-badge {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 10px;
    letter-spacing: 0.05em;
}

.badge-president { background-color: #516881; }
.badge-director  { background-color: #30b9bf; }
.badge-staff     { background-color: #f87a6d; }

.abt-member-name {
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin: 0 0 2px;
}

.abt-member-name-en {
    font-size: 11px;
    color: #aaa;
    margin: 0 0 12px;
    letter-spacing: 0.05em;
}

.abt-member-country {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: bold;
    color: #516881;
}

.abt-flag {
    font-size: 20px;
}

.abt-member-bio {
    font-size: 12px;
    color: #666;
    line-height: 1.7;
    margin: 0;
    text-align: left;
}

.abt-member-card--large .abt-member-bio {
    font-size: 13px;
}

.abt-member-note {
    font-size: 13px;
    color: #516881;
    text-align: center;
    margin: 0;
    padding: 20px 24px;
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 10px;
}

/* ===================================
   ⑥ おすすめ情報
   =================================== */
.abt-recommend {
    width: 100%;
    background-color: #fff;
    padding: 80px 20px 100px;
}

.abt-recommend-inner {
    max-width: 940px;
    margin: 0 auto;
}

.abt-recommend-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.abt-recommend-card {
    display: flex;
    flex-direction: column;
    background-color: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 5px 5px 0 rgba(81, 104, 129, 0.12);
    border: 2px solid #e8f4fb;
    transition: transform 0.2s, box-shadow 0.2s;
    color: inherit;
}

.abt-recommend-card:hover {
    transform: translateY(-5px);
    box-shadow: 5px 10px 0 rgba(81, 104, 129, 0.12);
    opacity: 1;
}

.abt-recommend-img {
    width: 100%;
    height: 180px;
    overflow: hidden;
}

.abt-recommend-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s;
}

.abt-recommend-card:hover .abt-recommend-img img {
    transform: scale(1.04);
}

.abt-rec-img-ph {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.6);
}

.abt-recommend-body {
    padding: 24px 24px 28px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.abt-recommend-tag {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: bold;
    background-color: #30b9bf;
    color: #fff;
    margin-bottom: 10px;
    letter-spacing: 0.05em;
    align-self: flex-start;
}

.tag-vol     { background-color: #fe4c7f; }
.tag-event   { background-color: #f87a6d; }
.tag-program { background-color: #516881; }

.abt-recommend-title {
    font-size: 17px;
    font-weight: bold;
    color: #333;
    margin: 0 0 10px;
    line-height: 1.4;
}

.abt-recommend-text {
    font-size: 13px;
    color: #666;
    line-height: 1.8;
    margin: 0 0 16px;
    flex: 1;
}

.abt-recommend-link {
    font-size: 13px;
    font-weight: bold;
    color: #30b9bf;
    align-self: flex-end;
}


/* ===================================
   あわせてご覧ください（シンプルリンク）
   =================================== */
.abt-simple-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 8px;
}

.abt-simple-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    background-color: #fff;
    border: 2px solid #9fd9f6;
    border-radius: 12px;
    color: #516881;
    font-weight: bold;
    transition: background-color 0.2s, transform 0.2s;
}

.abt-simple-link:hover {
    background-color: #e5f6fd;
    transform: translateY(-2px);
    opacity: 1;
}

.abt-simple-link-label {
    font-size: 15px;
}

.abt-simple-link-arrow {
    font-size: 16px;
    color: #9fd9f6;
}

/* ===================================
   レスポンシブ
   =================================== */
@media (max-width: 768px) {
    .abt-hero-inner {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .abt-hero-title {
        font-size: 26px;
    }

    .abt-section-title {
        font-size: 26px;
    }

    .abt-mission-body {
        flex-direction: column;
    }

    .abt-mission-photo {
        width: 100%;
    }

    .abt-mission-photo img {
        height: 220px;
    }

    .catch-main {
        font-size: 32px;
    }

    .abt-timeline {
        padding-left: 80px;
    }

    .abt-timeline::before {
        left: 60px;
    }

    .abt-timeline-year {
        left: -80px;
        width: 60px;
        font-size: 18px;
    }

    .abt-recommend-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .abt-simple-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .abt-hero-icon {
        width: 100px;
    }

    .abt-hero-title {
        font-size: 22px;
    }

    .abt-section-title {
        font-size: 20px;
    }

    .catch-main {
        font-size: 26px;
    }

    .abt-timeline {
        padding-left: 60px;
    }

    .abt-timeline::before {
        left: 44px;
    }

    .abt-timeline-year {
        left: -60px;
        width: 38px;
        font-size: 15px;
    }

    .abt-timeline-dot {
        left: -16px;
    }

    .abt-timeline-dot--latest {
        left: -18px;
    }

    .abt-table th,
    .abt-table td {
        display: block;
        width: auto;
    }

    .abt-table th {
        padding-bottom: 4px;
        border-bottom: none;
    }

    .abt-table td {
        padding-top: 0;
        padding-left: 24px;
    }

    .abt-member-card {
        width: calc(50% - 10px);
        min-width: 140px;
    }

    .abt-member-card--large {
        width: 100%;
    }

    .abt-simple-links {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   メディアセクション
   =================================== */
.abt-media {
    width: 100%;
    background-color: #fff;
    padding: 70px 20px 40px;
}

.abt-media-inner {
    max-width: 860px;
    margin: 0 auto;
}

.abt-media-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.abt-media-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 18px 0;
    border-bottom: 1px solid #e8f5fd;
}

.abt-media-item:first-child {
    border-top: 1px solid #e8f5fd;
}

.abt-media-date {
    font-size: 13px;
    color: #888;
    white-space: nowrap;
    flex-shrink: 0;
    width: 100px;
}

.abt-media-outlet {
    font-size: 13px;
    font-weight: bold;
    color: #516881;
    flex-shrink: 0;
    width: 160px;
}

.abt-media-title {
    font-size: 14px;
    color: #333;
    line-height: 1.6;
    flex: 1;
}

.abt-media-link {
    font-size: 12px;
    color: #30b9bf;
    font-weight: bold;
    white-space: nowrap;
    flex-shrink: 0;
}

@media (max-width: 640px) {
    .abt-media-item {
        flex-wrap: wrap;
        gap: 4px 12px;
        padding: 14px 0;
    }
    .abt-media-date {
        width: 90px;
    }
    .abt-media-outlet {
        width: auto;
        flex: 1;
    }
    .abt-media-title {
        flex: none;
        width: 100%;
        font-size: 13px;
    }
    .abt-media-link {
        flex: none;
        width: 100%;
        text-align: right;
    }
}

.abt-media-others {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #e8f5fd;
}

.abt-media-others-label {
    font-size: 12px;
    font-weight: bold;
    color: #aaa;
    letter-spacing: 0.1em;
    margin-bottom: 14px;
}

.abt-media-others-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.abt-media-others-item {
    font-size: 14px;
    color: #516881;
}

.abt-media-others-item:not(:last-child)::after {
    content: '、';
}