#page_column_detail {
    background-color: black;
    padding: 3rem;
}

.cd_article {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
    padding: 8rem 0 10rem;
}

/* ---- パンくず ---- */

.cd_breadcrumb {
    margin-bottom: 2.4rem;
}

.cd_breadcrumb_list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 0;
    margin: 0;
    list-style: none;
    font-size: clamp(1.1rem, 0.999rem + 0.38vw, 1.2rem);
    line-height: 1.5;
    letter-spacing: .04em;
}

.cd_breadcrumb_item {
    display: flex;
    align-items: center;
    min-width: 0;
}

.cd_breadcrumb_item + .cd_breadcrumb_item::before {
    content: "＞";
    margin: 0 .8rem;
    color: #666;
    flex-shrink: 0;
}

.cd_breadcrumb_link {
    color: #999;
    text-decoration: none;
    white-space: nowrap;
    transition: color .2s ease;
}

.cd_breadcrumb_link:hover {
    color: #fff;
    text-decoration: underline;
    text-underline-offset: .2em;
}

.cd_breadcrumb_item--current {
    min-width: 0;
}

.cd_breadcrumb_current {
    color: #777;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
}

/* ---- 記事ヘッダー（メタ + タイトル） ---- */

.cd_header {
    margin-bottom: 3.2rem;
}

.cd_meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .6rem 1.6rem;
    font-size: clamp(1.1rem, 0.999rem + 0.38vw, 1.2rem);
    line-height: 1.4;
    letter-spacing: .06em;
}

.cd_cat {
    color: #c79a5f;
    font-weight: 600;
}

.cd_date {
    color: #999;
}

.cd_date--updated {
    color: #777;
}

.cd_title {
    margin-top: 1.6rem;
    font-size: clamp(2.2rem, 1.495rem + 2.62vw, 3.6rem);
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: .02em;
    color: #fff;
    overflow-wrap: anywhere;
}

/* ---- アイキャッチ ---- */

.cd_eyecatch {
    margin: 0 0 3.6rem;
    border-radius: .6rem;
    overflow: hidden;
    background-color: #1a1a1a;
}

.cd_eyecatch_img {
    display: block;
    width: 100%;
    height: auto;
}

/* ---- 本文タイポグラフィ ---- */

.cd_body {
    color: #ddd;
    font-size: clamp(1.4rem, 1.299rem + 0.38vw, 1.6rem);
    line-height: 1.9;
    letter-spacing: .03em;
    overflow-wrap: anywhere;
}

.cd_body > *:first-child {
    margin-top: 0;
}

.cd_body p {
    margin: 0 0 1.8em;
    color: #ddd;
}

.cd_body h2 {
    position: relative;
    margin: 3.6em 0 1.2em;
    padding-left: 1.6rem;
    font-size: clamp(1.8rem, 1.495rem + 1.15vw, 2.6rem);
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: .02em;
    color: #fff;
}

.cd_body h2::before {
    content: "";
    position: absolute;
    left: 0;
    top: .25em;
    bottom: .25em;
    width: 4px;
    border-radius: 2px;
    background-color: #c79a5f;
}

.cd_body h3 {
    margin: 2.8em 0 1em;
    font-size: clamp(1.6rem, 1.398rem + 0.76vw, 2rem);
    font-weight: 600;
    line-height: 1.55;
    letter-spacing: .02em;
    color: #fff;
}

.cd_body h4 {
    margin: 2.4em 0 1em;
    font-size: clamp(1.5rem, 1.398rem + 0.38vw, 1.7rem);
    font-weight: 600;
    line-height: 1.55;
    color: #eee;
}

.cd_body ul,
.cd_body ol {
    margin: 0 0 1.8em;
    padding-left: 2.2rem;
}

.cd_body ul {
    list-style: disc;
}

.cd_body ol {
    list-style: decimal;
}

.cd_body li {
    margin-bottom: .6em;
    line-height: 1.8;
}

.cd_body li::marker {
    color: #c79a5f;
}

.cd_body a {
    color: #f06a6a;
    text-decoration: underline;
    text-underline-offset: .2em;
    overflow-wrap: anywhere;
}

.cd_body a:hover {
    color: #fff;
}

.cd_body img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 2.4em auto;
    border-radius: .6rem;
}

.cd_body figure {
    margin: 2.4em 0;
}

.cd_body figure img {
    margin: 0 auto;
}

.cd_body figcaption {
    margin-top: .8em;
    font-size: clamp(1.1rem, 0.999rem + 0.38vw, 1.2rem);
    color: #999;
    text-align: center;
    line-height: 1.6;
}

.cd_body blockquote {
    margin: 2.4em 0;
    padding: 1.6rem 2rem;
    border-left: 3px solid #c79a5f;
    background-color: #1a1a1a;
    color: #bbb;
    font-style: normal;
    line-height: 1.8;
    border-radius: 0 .4rem .4rem 0;
}

.cd_body blockquote p:last-child {
    margin-bottom: 0;
}

.cd_body strong,
.cd_body b {
    color: #fff;
    font-weight: 700;
}

.cd_body hr {
    margin: 3.2em 0;
    border: 0;
    border-top: 1px solid #2e2e2e;
}

/* ---- 前後記事リンク ---- */

.cd_adjacent {
    display: flex;
    justify-content: space-between;
    gap: 1.6rem;
    margin-top: 6.4rem;
    padding-top: 3.2rem;
    border-top: 1px solid #2e2e2e;
}

.cd_adjacent_link {
    display: flex;
    flex-direction: column;
    gap: .6rem;
    flex: 1;
    min-width: 0;
    max-width: 48%;
    text-decoration: none;
    transition: opacity .2s ease;
}

.cd_adjacent_link--prev {
    align-items: flex-start;
    text-align: left;
}

.cd_adjacent_link--next {
    align-items: flex-end;
    text-align: right;
}

.cd_adjacent_link.is-disabled {
    pointer-events: none;
}

.cd_adjacent_label {
    font-size: clamp(1.1rem, 0.999rem + 0.38vw, 1.2rem);
    letter-spacing: .08em;
    color: #c79a5f;
    font-weight: 600;
}

.cd_adjacent_text {
    font-size: clamp(1.3rem, 1.199rem + 0.38vw, 1.4rem);
    line-height: 1.5;
    letter-spacing: .02em;
    color: #ccc;
    overflow-wrap: anywhere;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

a.cd_adjacent_link:hover .cd_adjacent_text {
    color: #fff;
    text-decoration: underline;
}

/* ---- 一覧へ戻る ---- */

.cd_back {
    margin-top: 5.6rem;
    text-align: center;
}

.cd_back_link {
    display: inline-block;
    padding: 1.4rem 4rem;
    border: 1px solid #555;
    border-radius: 999px;
    font-size: clamp(1.3rem, 1.199rem + 0.38vw, 1.4rem);
    letter-spacing: .08em;
    color: #fff;
    text-decoration: none;
    transition: background-color .25s ease, border-color .25s ease;
}

.cd_back_link:hover {
    background-color: #c79a5f;
    border-color: #c79a5f;
}

@media only screen and (min-width: 960px) {
    .cd_article {
        padding: 11rem 0 16rem;
    }

    .cd_header {
        margin-bottom: 4rem;
    }
}