/*
Theme Name: Ryukyu Seismology Astra Child
Template: astra
Version: 1.0
*/

/* 旧サイト風：外側を薄いグレー、中央を白 */
body {
    background: #e8e8e8;
}

#page {
    max-width: 1100px;
    margin: 24px auto;
    background: #ffffff;
}

/* 研究室名 */
.site-header .ast-container {
    max-width: 1000px;
}

.site-title {
    font-size: 28px;
    font-weight: 700;
}

.site-title a {
    color: #111;
    text-decoration: none;
}

/* 英語名 */
.ast-site-title-wrap::after {
    content: "Ryukyu Seismology Lab";
    display: block;
    margin-top: 2px;
    font-size: 12px;
    font-weight: normal;
    color: #444;
}

/* MetaSlider */
.ryu-slider-wrap {
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
}

.ryu-slider-wrap .metaslider {
    margin: 0 auto !important;
}

/* 青いメニュー */
.ryu-blue-nav {
    max-width: 1000px;
    margin: 0 auto;
    background: #2b87aa;
}

.ryu-blue-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.ryu-blue-nav li {
    margin: 0;
}

.ryu-blue-nav a {
    display: block;
    padding: 12px 18px;
    color: #fff;
    text-decoration: none;
    font-size: 15px;
}

.ryu-blue-nav a:hover {
    background: #176d91;
}

/* トップページ本文＋最近の投稿 */
.ryu-home-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 30px 30px 45px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 42px;
}

.ryu-home-main h1,
.ryu-recent h2 {
    font-weight: normal;
}

.ryu-home-main h1 {
    font-size: 24px;
    margin-top: 0;
}

.ryu-recent {
    border: 1px solid #e1e1e1;
    padding: 18px;
}

.ryu-recent h2 {
    font-size: 18px;
    margin: 0 0 15px;
}

.ryu-recent ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.ryu-recent li {
    margin-bottom: 9px;
    line-height: 1.45;
}

.ryu-recent a {
    text-decoration: none;
}

/* スマートフォン */
@media (max-width: 768px) {
    #page {
        margin: 0;
    }

    .ryu-home-content {
        grid-template-columns: 1fr;
        padding: 22px;
    }

    .ryu-blue-nav ul {
        justify-content: flex-start;
    }

    .ryu-blue-nav a {
        padding: 10px 12px;
        font-size: 14px;
    }
}

/* ===== 旧サイト風ヘッダー調整 ===== */

/* Astra標準の上部メニューを非表示 */
.ast-primary-header-bar .site-navigation,
.ast-builder-menu-1,
.main-header-menu {
    display: none !important;
}

/* ヘッダーは研究室名だけ */
.ast-primary-header-bar .ast-container {
    min-height: 105px;
    justify-content: flex-start;
}

.site-branding {
    padding-left: 0;
}

/* スライダーと青メニューを同じ幅に */
.ryu-slider-wrap,
.ryu-blue-nav {
    width: 100%;
    max-width: 1000px;
}

/* 青い帯を幅いっぱいに */
.ryu-blue-nav ul {
    width: 100%;
}

/* メニュー項目を均等配置 */
.ryu-blue-nav li {
    flex: 1 1 auto;
    text-align: center;
}

.ryu-blue-nav a {
    padding: 12px 14px;
}

/* 本文開始位置を旧サイトに少し近づける */
.ryu-home-content {
    padding-top: 28px;
}

/* ブログ検索・年別アーカイブ */
.ryu-search-title,
.ryu-archive-title {
    font-size: 18px;
    font-weight: normal;
    margin-top: 28px;
    margin-bottom: 12px;
}

.ryu-blog-search .search-form {
    display: flex;
    gap: 6px;
}

.ryu-blog-search .search-field {
    width: 100%;
    padding: 8px;
}

.ryu-blog-search .search-submit {
    padding: 8px 12px;
}

.ryu-archive-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.ryu-archive-list li {
    margin-bottom: 7px;
}

/* ===== 青いメニュー：ドロップダウン ===== */

.ryu-main-menu > li {
    position: relative;
}

.ryu-submenu {
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 9999;
    min-width: 240px;
    background: #ffffff;
    border: 1px solid #d8d8d8;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    padding: 0 !important;
}

.ryu-submenu li {
    display: block;
    width: 100%;
    text-align: left;
}

.ryu-submenu a {
    display: block;
    padding: 11px 15px !important;
    color: #222222 !important;
    background: #ffffff;
    white-space: normal;
    line-height: 1.4;
}

.ryu-submenu a:hover,
.ryu-submenu a:focus {
    color: #ffffff !important;
    background: #2b87aa;
}

.ryu-main-menu > li:hover > .ryu-submenu,
.ryu-main-menu > li:focus-within > .ryu-submenu {
    display: block !important;
}

/* 子ページがあることを示す */
.ryu-main-menu > .has-submenu > a::after {
    content: " ▼";
    font-size: 9px;
}

/* スマホ */
@media (max-width: 768px) {

    .ryu-main-menu {
        display: block !important;
    }

    .ryu-main-menu > li {
        display: block;
        width: 100%;
        text-align: left;
    }

    .ryu-submenu {
        position: static;
        width: 100%;
        min-width: 0;
        box-shadow: none;
    }
}

/* トップページ代表写真 */
.ryu-hero {
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
}

.ryu-hero img {
    display: block;
    width: 100%;
    height: auto;
    max-height: 360px;
    object-fit: cover;
}

/* ===== シンプルフッター ===== */

.ryu-simple-footer {
    max-width: 1000px;
    margin: 35px auto 0;
    padding: 24px 30px;
    border-top: 1px solid #d9d9d9;
    background: #ffffff;
    color: #444;
    font-size: 13px;
    line-height: 1.7;
}

.ryu-footer-inner {
    text-align: left;
}

.ryu-simple-footer strong {
    font-size: 15px;
    color: #222;
}

/* ===== スマホ表示の調整 ===== */
@media (max-width: 768px) {

    /* 青いメニューを2列に */
    .ryu-main-menu {
        display: grid !important;
        grid-template-columns: 1fr 1fr;
        width: 100%;
    }

    .ryu-main-menu > li {
        width: auto !important;
        text-align: center !important;
        border-bottom: 1px solid rgba(255,255,255,0.15);
    }

    .ryu-main-menu > li:last-child {
        grid-column: 1 / -1;
    }

    .ryu-main-menu > li > a {
        padding: 12px 8px !important;
    }

    /* 本文 */
    .ryu-home-content {
        padding: 25px 30px 35px;
        gap: 25px;
    }

    /* 検索フォーム */
    .ryu-blog-search .search-form {
        display: flex !important;
        align-items: stretch;
        gap: 6px;
    }

    .ryu-blog-search .search-field {
        min-width: 0;
        flex: 1;
    }

    .ryu-blog-search .search-submit {
        width: auto !important;
        min-width: 62px;
        padding: 8px 12px !important;
    }
}

/* ===== 固定ページの読みやすさ改善 ===== */

.page .entry-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 17px;
    line-height: 1.85;
}

.page .entry-content p {
    margin-bottom: 1.4em;
}

/* 大見出し */
.page .entry-content h2 {
    margin-top: 2.2em;
    margin-bottom: 1em;
    padding: 0.45em 0.7em;
    border-left: 5px solid #2f8fad;
    background: #f3f8fa;
    font-size: 1.55em;
}

/* 小見出し */
.page .entry-content h3 {
    margin-top: 1.8em;
    margin-bottom: 0.8em;
    padding-bottom: 0.3em;
    border-bottom: 1px solid #d7dfe3;
    font-size: 1.25em;
}

.page .entry-content ul,
.page .entry-content ol {
    margin: 1em 0 1.5em 1.5em;
}

.page .entry-content li {
    margin-bottom: 0.55em;
}

/* 本文中のリンク */
.page .entry-content a {
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* 画像 */
.page .entry-content img {
    max-width: 100%;
    height: auto;
}

/* スマートフォン */
@media (max-width: 768px) {
    .page .entry-content {
        font-size: 16px;
        line-height: 1.75;
        padding: 0 14px;
    }

    .page .entry-content h2 {
        font-size: 1.35em;
    }
}

/* ===== メンバーページ ===== */

.page-id-39 .entry-content {
    max-width: 860px;
    margin: 0 auto;
}

/* 年度見出し */
.page-id-39 .entry-content h2 {
    margin: 1.6em 0 1em;
    padding: 14px 18px;
    border-left: 5px solid #2f91b3;
    background: #f1f6f8;
    font-size: 24px;
    letter-spacing: 0.08em;
}

/* メンバー表 */
.page-id-39 .entry-content table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 0 0 2em;
    border: 1px solid #d8e0e5;
    border-radius: 6px;
    overflow: hidden;
    font-size: 16px;
}

/* 各セル */
.page-id-39 .entry-content td,
.page-id-39 .entry-content th {
    padding: 14px 16px;
    border: 0;
    border-bottom: 1px solid #d8e0e5;
    vertical-align: middle;
    line-height: 1.7;
}

/* 最終行 */
.page-id-39 .entry-content tr:last-child td {
    border-bottom: 0;
}

/* 左端の「教員・M2・M1・4年」 */
.page-id-39 .entry-content tr > td:first-child {
    width: 80px;
    background: #f3f7f9;
    font-weight: 700;
    text-align: center;
    color: #18324a;
}

/* 行ごとにわずかに色を変える */
.page-id-39 .entry-content tr:nth-child(even) td:not(:first-child) {
    background: #fbfcfd;
}

/* リンク */
.page-id-39 .entry-content a {
    text-decoration: none;
}

.page-id-39 .entry-content a:hover {
    text-decoration: underline;
}

/* スマホ */
@media (max-width: 768px) {
    .page-id-39 .entry-content table {
        font-size: 15px;
    }

    .page-id-39 .entry-content td,
    .page-id-39 .entry-content th {
        padding: 10px;
    }

    .page-id-39 .entry-content tr > td:first-child {
        width: 55px;
    }
}

/* ===== メンバーページ 2026 ===== */

.page-id-39 .member-page-2026 {
    max-width: 860px;
    margin: 0 auto;
}

.page-id-39 .member-year {
    margin: 1.2em 0 1.4em;
    padding: 14px 20px;
    border-left: 5px solid #2f91b3;
    background: #f1f6f8;
    font-size: 24px;
    font-weight: 700;
}

.page-id-39 .member-year span {
    margin-left: 0.8em;
    font-size: 0.85em;
}

/* 教員カード */
.page-id-39 .member-teacher {
    display: grid;
    grid-template-columns: 80px 1fr 1.25fr;
    border: 1px solid #d8e1e6;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 28px;
    background: #fff;
}

.page-id-39 .member-label {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #eef5f7;
    font-weight: 700;
    font-size: 17px;
}

.page-id-39 .teacher-main,
.page-id-39 .teacher-info {
    padding: 20px 22px;
}

.page-id-39 .teacher-main {
    border-right: 1px solid #d8e1e6;
}

.page-id-39 .teacher-main h3 {
    margin: 0 0 8px;
    font-size: 21px;
}

.page-id-39 .teacher-main p,
.page-id-39 .teacher-info p {
    margin: 0 0 8px;
    line-height: 1.7;
}

.page-id-39 .teacher-affiliation {
    font-weight: 600;
}

/* 学生 */
.page-id-39 .student-groups {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.page-id-39 .student-group {
    border: 1px solid #d8e1e6;
    border-radius: 8px;
    background: #fff;
    overflow: hidden;
}

.page-id-39 .student-group h3 {
    margin: 0;
    padding: 11px 16px;
    background: #f1f6f8;
    border-bottom: 1px solid #d8e1e6;
    font-size: 18px;
}

.page-id-39 .student-group-wide {
    grid-column: 1 / -1;
}

.page-id-39 .no-member {
    padding: 15px 18px;
    margin: 0;
    color: #777;
}

.page-id-39 .student-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 18px;
}

.page-id-39 .student-name {
    padding: 14px 12px;
    text-align: center;
    background: #f8fafb;
    border: 1px solid #e0e6e9;
    border-radius: 6px;
    font-weight: 600;
}

/* スマートフォン */
@media (max-width: 768px) {

    .page-id-39 .member-teacher {
        grid-template-columns: 1fr;
    }

    .page-id-39 .member-label {
        padding: 10px;
        justify-content: flex-start;
    }

    .page-id-39 .teacher-main {
        border-right: 0;
        border-bottom: 1px solid #d8e1e6;
    }

    .page-id-39 .student-groups {
        grid-template-columns: 1fr;
    }

    .page-id-39 .student-group-wide {
        grid-column: auto;
    }

    .page-id-39 .student-list {
        grid-template-columns: 1fr;
    }
}

/* ===== 中村研究室紹介 ===== */

.page-id-11 .entry-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 16.5px;
    line-height: 1.8;
}

/* セクション見出し */
.page-id-11 .entry-content h2 {
    margin: 2.2em 0 1.1em;
    padding: 13px 18px;
    background: #f1f6f8;
    border-left: 5px solid #2f91b3;
    font-size: 24px;
    line-height: 1.4;
}

/* 小見出し */
.page-id-11 .entry-content h3 {
    margin: 1.5em 0 0.8em;
    padding-bottom: 8px;
    border-bottom: 2px solid #dce5e9;
    font-size: 20px;
}

/* 本文 */
.page-id-11 .entry-content p {
    margin: 0 0 1.4em;
}

/* 最初の研究概要をボックス化 */
.page-id-11 .entry-content > p:first-of-type {
    padding: 18px 22px;
    background: #f8fafb;
    border-top: 1px solid #d9e2e6;
    border-bottom: 1px solid #d9e2e6;
    font-weight: 500;
}

/* 研究項目 */
.page-id-11 .entry-content ul {
    margin: 0.8em 0 1.8em;
    padding-left: 1.5em;
}

.page-id-11 .entry-content li {
    margin-bottom: 0.7em;
    line-height: 1.6;
}

/* 下位項目 */
.page-id-11 .entry-content li ul {
    margin-top: 0.55em;
    margin-bottom: 0.7em;
    padding-left: 1.5em;
}

.page-id-11 .entry-content li ul li {
    margin-bottom: 0.4em;
}

/* リンク */
.page-id-11 .entry-content a {
    text-decoration: none;
    border-bottom: 1px solid #91bfd0;
}

.page-id-11 .entry-content a:hover {
    border-bottom-color: #167da3;
}

/* スマホ */
@media (max-width: 768px) {
    .page-id-11 .entry-content {
        font-size: 16px;
        padding: 0 14px;
    }

    .page-id-11 .entry-content h2 {
        font-size: 21px;
        padding: 11px 14px;
    }

    .page-id-11 .entry-content h3 {
        font-size: 18px;
    }

    .page-id-11 .entry-content > p:first-of-type {
        padding: 15px;
    }
}

/* ===== 中村研究室紹介：カード型 ===== */

.page-id-11 .research-profile {
    max-width: 900px;
    margin: 0 auto;
}

.page-id-11 .research-profile > h2,
.page-id-11 .research-intro h2 {
    margin: 42px 0 20px;
    padding: 13px 18px;
    background: #f1f6f8;
    border-left: 5px solid #2f91b3;
    font-size: 24px;
}

/* 冒頭 */
.page-id-11 .research-intro p {
    padding: 20px 24px;
    background: #f8fafb;
    border: 1px solid #dde6ea;
    border-radius: 8px;
    font-size: 17px;
    line-height: 1.85;
}

/* 研究テーマカード */
.page-id-11 .research-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.page-id-11 .research-card {
    padding: 0 20px 18px;
    border: 1px solid #dbe4e8;
    border-radius: 9px;
    background: #fff;
}

.page-id-11 .research-card h3 {
    margin: 0 -20px 15px;
    padding: 13px 18px;
    background: #f3f7f9;
    border-bottom: 1px solid #dbe4e8;
    font-size: 19px;
}

.page-id-11 .research-card ul {
    margin: 0;
    padding-left: 1.3em;
}

.page-id-11 .research-card li {
    margin: 9px 0;
    line-height: 1.6;
}

/* 学年 */
.page-id-11 .education-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.page-id-11 .education-cards section {
    padding: 18px 20px;
    border: 1px solid #dbe4e8;
    border-radius: 8px;
    background: #fafcfd;
}

.page-id-11 .education-cards h3 {
    margin: 0 0 12px;
    padding: 0 0 8px;
    border-bottom: 2px solid #dce5e9;
}

/* 卒研・メッセージ */
.page-id-11 .research-note,
.page-id-11 .research-message {
    padding: 20px 24px;
    border: 1px solid #dbe4e8;
    border-radius: 8px;
    background: #fafcfd;
    line-height: 1.8;
}

/* リンク */
.page-id-11 .research-profile a {
    text-decoration: none;
    border-bottom: 1px solid #9bc4d3;
}

.page-id-11 .research-profile a:hover {
    border-bottom-color: #227f9f;
}

/* スマホ */
@media (max-width: 768px) {
    .page-id-11 .research-cards,
    .page-id-11 .education-cards {
        grid-template-columns: 1fr;
    }

    .page-id-11 .research-profile {
        padding: 0 12px;
    }

    .page-id-11 .research-profile > h2,
    .page-id-11 .research-intro h2 {
        font-size: 21px;
    }
}

/* 過去の卒業研究内容リンクをボタン化 */
.page-id-11 .research-note a {
    display: inline-block;
    margin-top: 10px;
    padding: 9px 16px;
    background: #eef6f9;
    border: 1px solid #8ebdce;
    border-radius: 6px;
    color: #16779a;
    font-weight: 600;
    text-decoration: none;
}

.page-id-11 .research-note a:hover {
    background: #dceef4;
    border-color: #5fa2ba;
    text-decoration: none;
}

/* ===== 卒論・修論内容 ===== */

.page-id-43 .entry-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.75;
}

/* 「卒業論文」「修士論文」など */
.page-id-43 .entry-content h2 {
    margin: 2em 0 1.2em;
    padding: 13px 18px;
    background: #f1f6f8;
    border-left: 5px solid #2f91b3;
    font-size: 24px;
}

/* 年度を並べる一番外側のリスト */
.page-id-43 .entry-content > ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* 年度ごとのブロック */
.page-id-43 .entry-content > ul > li {
    margin: 0 0 22px;
    padding: 0;
    border: 1px solid #dbe4e8;
    border-radius: 8px;
    background: #fff;
    overflow: hidden;
}

/* 年度の文字 */
.page-id-43 .entry-content > ul > li {
    font-weight: 700;
}

/* 各年度内の論文一覧 */
.page-id-43 .entry-content > ul > li > ul {
    list-style: none;
    margin: 12px 0 0;
    padding: 0;
    font-weight: 400;
    border-top: 1px solid #e1e7ea;
}

/* 論文1件 */
.page-id-43 .entry-content > ul > li > ul > li {
    position: relative;
    margin: 0;
    padding: 12px 18px 12px 34px;
    border-bottom: 1px solid #edf1f3;
    line-height: 1.65;
}

/* 最後の論文 */
.page-id-43 .entry-content > ul > li > ul > li:last-child {
    border-bottom: 0;
}

/* 小さなマーカー */
.page-id-43 .entry-content > ul > li > ul > li::before {
    content: "●";
    position: absolute;
    left: 17px;
    top: 13px;
    color: #2f91b3;
    font-size: 8px;
}

/* 偶数行を少しだけ色分け */
.page-id-43 .entry-content > ul > li > ul > li:nth-child(even) {
    background: #fafcfd;
}

/* スマホ */
@media (max-width: 768px) {
    .page-id-43 .entry-content {
        padding: 0 12px;
        font-size: 15px;
    }

    .page-id-43 .entry-content h2 {
        font-size: 21px;
    }

    .page-id-43 .entry-content > ul > li > ul > li {
        padding-right: 12px;
    }
}


/* ===== 模型と写真集 ===== */

.page-id-292 .entry-content {
    max-width: 900px;
    margin: 0 auto;
}

/* 2つの項目をカード表示 */
.page-id-292 .entry-content > ul {
    list-style: none;
    margin: 32px 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.page-id-292 .entry-content > ul > li {
    margin: 0;
    padding: 0;
    border: 1px solid #d8e3e8;
    border-radius: 9px;
    background: #fff;
    overflow: hidden;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

/* カード全体をリンクに */
.page-id-292 .entry-content > ul > li > a {
    display: block;
    position: relative;
    padding: 28px 48px 28px 26px;
    color: #126f98;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.5;
    text-decoration: none;
}

/* 右矢印 */
.page-id-292 .entry-content > ul > li > a::after {
    content: "→";
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 22px;
    color: #2f91b3;
}

/* マウスを載せたとき */
.page-id-292 .entry-content > ul > li:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 14px rgba(0,0,0,0.07);
    border-color: #9fc9d8;
}

.page-id-292 .entry-content > ul > li > a:hover {
    background: #f4f9fb;
}

/* スマホでは縦並び */
@media (max-width: 768px) {
    .page-id-292 .entry-content {
        padding: 0 12px;
    }

    .page-id-292 .entry-content > ul {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .page-id-292 .entry-content > ul > li > a {
        padding: 20px 45px 20px 20px;
        font-size: 18px;
    }
}


/* ===== 新トップページ ===== */

.ryu-home-new {
    max-width: 920px;
    margin: 0 auto;
    padding: 35px 20px 55px;
}

.ryu-home-new h2 {
    margin: 45px 0 22px;
    padding: 12px 17px;
    border-left: 5px solid #2f91b3;
    background: #f1f6f8;
    font-size: 23px;
}

/* 研究室紹介 */
.ryu-home-intro {
    max-width: 820px;
    margin: 0 auto;
}

.ryu-home-intro h1 {
    margin: 0 0 15px;
    font-size: 27px;
}

.ryu-home-intro p {
    font-size: 16.5px;
    line-height: 1.85;
}

.ryu-more-link {
    display: inline-block;
    margin-top: 8px;
    font-weight: 600;
    text-decoration: none;
}

/* 最新情報 */
.ryu-latest-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.ryu-latest-card {
    padding: 20px;
    border: 1px solid #dbe4e8;
    border-radius: 8px;
    background: #fff;
}

.ryu-latest-category {
    margin-bottom: 8px;
    color: #167da3;
    font-size: 13px;
    font-weight: 700;
}

.ryu-latest-card h3 {
    margin: 0 0 8px;
    font-size: 18px;
    line-height: 1.45;
}

.ryu-latest-card h3 a {
    color: #172f45;
    text-decoration: none;
}

.ryu-latest-card h3 a:hover {
    color: #167da3;
}

.ryu-latest-date {
    margin-bottom: 12px;
    color: #687984;
    font-size: 13px;
}

.ryu-latest-card p {
    margin: 0;
    font-size: 14.5px;
    line-height: 1.7;
}

.ryu-blog-more {
    margin-top: 18px;
    text-align: right;
}

.ryu-blog-more a {
    font-weight: 600;
    text-decoration: none;
}

/* カテゴリー */
.ryu-category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.ryu-category-card {
    display: block;
    padding: 22px;
    border: 1px solid #dbe4e8;
    border-radius: 8px;
    background: #f8fbfc;
    color: #18324a;
    text-decoration: none;
    transition: 0.15s ease;
}

.ryu-category-card:hover {
    transform: translateY(-2px);
    border-color: #9fc9d8;
    box-shadow: 0 5px 14px rgba(0,0,0,0.06);
}

.ryu-category-card h3 {
    margin: 0 0 10px;
    font-size: 19px;
}

.ryu-category-card p {
    min-height: 72px;
    margin: 0 0 12px;
    line-height: 1.65;
    font-size: 14.5px;
}

.ryu-category-card span {
    color: #167da3;
    font-weight: 600;
}

/* スマホ */
@media (max-width: 768px) {

    .ryu-home-new {
        padding: 25px 14px 40px;
    }

    .ryu-latest-grid,
    .ryu-category-grid {
        grid-template-columns: 1fr;
    }

    .ryu-category-card p {
        min-height: auto;
    }

    .ryu-home-intro h1 {
        font-size: 23px;
    }
}
/* ===== トップページ画像の高さ調整 ===== */
body.home img[src*="fig_2_2"] {
    width: 100%;
    height: 220px;
    object-fit: cover;
    object-position: center center;
    display: block;
}

@media (max-width: 768px) {
    body.home img[src*="fig_2_2"] {
        height: 170px;
    }
}