/* ── Journal Article Page ── */
    .article-hero {
      position: relative;
      width: 100%;
      height: clamp(320px, 55vw, 640px);
      overflow: hidden;
      background: #0a0a0a;
    }
    .article-hero__img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.72;
    }
    .article-hero__overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to bottom, transparent 35%, rgba(0,0,0,0.82) 100%);
    }
    .article-hero__meta {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: clamp(1.5rem, 5vw, 4rem) clamp(1.2rem, 5vw, 5rem);
    }
    .article-hero__tag {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      font-family: var(--font-en);
      font-size: 0.68rem;
      font-weight: 700;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--color-accent);
      border: 1px solid var(--color-accent);
      padding: 0.3rem 0.75rem;
      border-radius: var(--radius-pill);
      margin-bottom: 1rem;
    }
    .article-hero__title {
      font-family: var(--font-jp);
      font-size: clamp(1.6rem, 4vw, 3.2rem);
      font-weight: 900;
      line-height: 1.25;
      color: #fff;
      margin: 0 0 1rem;
      max-width: 800px;
    }
    .article-hero__date {
      font-family: var(--font-en);
      font-size: 0.72rem;
      color: rgba(255,255,255,0.5);
      letter-spacing: 0.1em;
    }

    /* ── Article Body ── */
    .article-wrap {
      max-width: 760px;
      margin: 0 auto;
      padding: clamp(2.5rem, 6vw, 5rem) clamp(1.2rem, 5vw, 2rem);
    }
    .article-lead {
      font-family: var(--font-jp);
      font-size: clamp(1.05rem, 2vw, 1.25rem);
      font-weight: 700;
      line-height: 1.8;
      color: var(--color-cream);
      border-left: 3px solid var(--color-accent);
      padding-left: 1.4rem;
      margin-bottom: 2.8rem;
    }
    .article-body {
      font-family: var(--font-jp);
      font-size: clamp(0.93rem, 1.6vw, 1.05rem);
      line-height: 2;
      color: var(--color-text-sub);
    }
    .article-body h2 {
      font-size: clamp(1.15rem, 2.5vw, 1.5rem);
      font-weight: 900;
      color: var(--color-cream);
      margin: 3rem 0 1.2rem;
      padding-bottom: 0.6rem;
      border-bottom: 1px solid var(--color-border);
    }
    .article-body h3 {
      font-size: clamp(1rem, 2vw, 1.15rem);
      font-weight: 700;
      color: var(--color-cream);
      margin: 2.2rem 0 0.8rem;
    }
    .article-body p {
      margin-bottom: 1.6rem;
    }
    .article-body strong {
      color: var(--color-cream);
      font-weight: 700;
    }
    .article-body em {
      font-style: normal;
      color: var(--color-accent);
      font-weight: 700;
    }

    /* ── インライン画像 ── */
    .article-img-block {
      margin: 2.8rem 0;
    }
    .article-img-block img {
      width: 100%;
      border-radius: 8px;
      display: block;
    }
    .article-img-block figcaption {
      font-family: var(--font-en);
      font-size: 0.7rem;
      color: var(--color-text-dim);
      letter-spacing: 0.06em;
      text-align: center;
      margin-top: 0.7rem;
    }

    /* ── 引用ブロック ── */
    .article-quote {
      margin: 3rem 0;
      padding: 1.8rem 2rem;
      background: rgba(255, 59, 48, 0.06);
      border-left: 4px solid var(--color-accent);
      border-radius: 0 8px 8px 0;
    }
    .article-quote p {
      font-family: var(--font-jp);
      font-size: 1.05rem;
      font-weight: 700;
      line-height: 1.8;
      color: var(--color-cream);
      margin: 0 0 0.6rem;
    }
    .article-quote cite {
      font-family: var(--font-en);
      font-size: 0.72rem;
      color: var(--color-text-dim);
      letter-spacing: 0.08em;
    }

    /* ── キーワードバッジ ── */
    .article-keywords {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin: 3rem 0 0;
    }
    .article-keyword {
      font-family: var(--font-en);
      font-size: 0.68rem;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      background: var(--color-surface);
      color: var(--color-text-sub);
      border: 1px solid var(--color-border);
      padding: 0.35rem 0.8rem;
      border-radius: var(--radius-pill);
    }

    /* ── 戻るボタン・次記事 ── */
    .article-nav {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
      padding: 2.5rem 0;
      border-top: 1px solid var(--color-border);
      margin-top: 4rem;
    }
    .article-nav__back {
      font-family: var(--font-en);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      color: var(--color-text-sub);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: color 0.2s;
    }
    .article-nav__back:hover { color: var(--color-cream); }
    .article-nav__next {
      font-family: var(--font-jp);
      font-size: 0.82rem;
      font-weight: 700;
      color: var(--color-text-sub);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: color 0.2s;
      text-align: right;
    }
    .article-nav__next:hover { color: var(--color-cream); }
    .article-nav__next-label {
      font-family: var(--font-en);
      font-size: 0.65rem;
      color: var(--color-text-dim);
      display: block;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      margin-bottom: 0.2rem;
    }