/* =========================
   CATEGORY LAYOUT
========================= */

.category-layout {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 45px;
    align-items: start;
    width: 100%;
}

/* 左側サイドバー */
.category-sidebar {
    position: sticky;
    top: 30px;
    padding: 20px;
    border-right: 1px solid #ddd;
}

.category-sidebar h3 {
    margin: 0 0 20px;
    font-family: 'Montserrat', sans-serif;
    font-size: 15px;
    letter-spacing: 2px;
}

.category-sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-sidebar li {
    margin-bottom: 18px;
}

.category-sidebar a {
    color: #777;
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-size: 11px;
    letter-spacing: 1px;
    transition: 0.3s;
}

.category-sidebar a:hover {
    color: #a47c43;
}

/* 右側記事一覧 */
.category-articles {
    min-width: 0;
    width: 100%;
}

/* スマートフォン */
@media (max-width: 800px) {
    .category-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .category-sidebar {
        position: static;
        border-right: none;
        border-bottom: 1px solid #ddd;
        padding: 0 0 20px;
    }

    .category-sidebar ul {
        display: flex;
        flex-wrap: wrap;
        gap: 15px;
    }

    .category-sidebar li {
        margin: 0;
    }
}

/* =========================
   CATEGORY TITLE FIX
========================= */

.category-page .category-heading {
    display: block;
    width: 100%;
    margin: 0 0 45px;
    padding: 0 0 25px;
    text-align: center;
    border-bottom: 1px solid #ddd;
    box-sizing: border-box;
}
.category-page .category-heading h1 {
    display: block;
    position: static;
    margin: 10px 0;
    padding: 0;
    font-family: 'Montserrat', sans-serif;
    font-size: 38px;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: 4px;
    color: #292929;
    text-align: left;
    transform: none;
}

.category-page .category-heading p {
    position: static;
    margin: 0;
    font-family: inherit;
    transform: none;
}

.h3 {
    display: block;
    width: 100%;
    margin: 0 0 45px;
    padding: 0 0 25px;
    text-align: center;
    border-bottom: 1px solid #ddd;
    box-sizing: border-box;

}
/* CATEGORY TITLE */

.category-page .category-eyebrow {
    font-family: 'Cormorant Garamond', serif;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 5px;
    color: #a47c43;
}

.category-page .category-heading h1 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 64px;
    font-weight: 400;
    letter-spacing: 8px;
    line-height: 1.1;
    color: #292929;
    text-align: center;
}

.category-page .category-description {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 13px;
    letter-spacing: 2px;
    color: #888;
    text-align: center;
}

/* スマホ表示 */
@media screen and (max-width: 768px) {

    /* 記事一覧とCategoriesを縦並びにする */
    .category-layout {
        display: flex;
        flex-direction: column;
    }

    /* 記事一覧を先に表示 */
    .category-articles {
        order: 1;
        width: 100%;
    }

    /* Categoriesを一番下に配置 */
    .category-sidebar {
        order: 2;
        width: 100%;
        margin-top: 30px;
    }

    /* Categoriesのリンクを横並びにする */
    .category-sidebar ul {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        padding: 0;
        list-style: none;
    }

    .category-sidebar li {
        margin: 0;
    }

    .category-sidebar a {
        display: block;
        padding: 8px 14px;
        border: 1px solid #ccc;
        border-radius: 20px;
        font-size: 12px;
        white-space: nowrap;
    }
}


/* =========================================
   RAIL EXPLORER - EDITORIAL ARTICLE DESIGN
========================================= */

/* 記事全体 */
.article-container {
    max-width: 1100px;
    margin: 55px auto 100px;
    padding: 0 35px;
    color: #303030;
}

/* 記事タイトル部分 */
.article-header {
    max-width: 850px;
    margin: 0 auto 40px;
    text-align: left;
    padding-left: 15px;
    border-left: 3px solid #a58a62;
}

.article-header .article-date {
    font-family: "DM Sans", sans-serif;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: #9a896f;
    margin-bottom: 14px;
}

.article-title {
    font-family: "Noto Serif JP", serif;
    font-size: clamp(26px, 3vw, 36px);
    line-height: 1.6;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: #252525;
    margin: 0 0 12px;
}

.article-description {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 13px;
    line-height: 2;
    color: #777;
    letter-spacing: 0.06em;
}

/* 前回の記事 */
.article-header > p:last-child {
    margin-top: 22px;
}

.article-header > p:last-child a {
    color: #777;
    font-family: "DM Sans", sans-serif;
    font-size: 12px;
    text-decoration: none;
    border-bottom: 1px solid #ccc;
    padding-bottom: 4px;
}

.article-header > p:last-child a:hover {
    color: #a58a62;
}

/* メイン写真 */
.article-main-image {
    max-width: 850px;
    margin: 0 auto 65px;
}

.article-main-image img {
    display: block;
    width: 100%;
    max-height: 460px;
    object-fit: contain;
    margin: 0 auto;
}

/* 本文 */
.article-body {
    max-width: 680px;
    margin: 0 auto;
    font-family: "Noto Serif JP", serif;
    font-size: 15px;
    line-height: 2.35;
    letter-spacing: 0.045em;
    color: #3d3d3d;
}

.article-body p {
    margin: 0 0 27px;
}

/* 引用 */
.article-body blockquote {
    margin: 40px 0;
    padding: 12px 22px;
    border-left: 3px solid #a58a62;
    background: #f7f6f3;
    font-family: "Noto Serif JP", serif;
    font-size: 17px;
    font-weight: 600;
    line-height: 2;
    color: #333;
}

/* 本文中の写真 */
.article-image {
    max-width: 580px;
    margin: 45px auto 50px;
}

.article-image img {
    display: block;
    width: 100%;
    max-height: 390px;
    object-fit: contain;
    margin: 0 auto;
}

/* 英語部分 */
.article-body em {
    font-family: "Playfair Display", serif;
    font-size: 1.15em;
    color: #8c7048;
}

/* 記事一覧に戻る */
.article-back {
    max-width: 680px;
    margin: 70px auto 0;
    padding-top: 22px;
    border-top: 1px solid #ddd;
}

.article-back a {
    font-family: "DM Sans", sans-serif;
    font-size: 12px;
    color: #777;
    text-decoration: none;
    letter-spacing: 0.08em;
}

.article-back a:hover {
    color: #a58a62;
}

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

    .article-container {
        margin: 35px auto 70px;
        padding: 0 18px;
    }

    .article-header {
        padding-left: 12px;
        margin-bottom: 30px;
    }

    .article-title {
        font-size: 24px;
        line-height: 1.7;
    }

    .article-main-image {
        margin-bottom: 40px;
    }

    .article-main-image img {
        max-height: 300px;
    }

    .article-body {
        font-size: 14px;
        line-height: 2.2;
        letter-spacing: 0.025em;
    }

    .article-body p {
        margin-bottom: 23px;
    }

    .article-body blockquote {
        font-size: 15px;
        margin: 30px 0;
        padding: 10px 15px;
    }

    .article-image {
        max-width: 100%;
        margin: 35px auto;
    }

    .article-image img {
        max-height: 300px;
    }
}