/* ==========================================================
   article.css — 記事ページ・記事一覧の専用スタイル
   portal.css の上に重ねて使う（配色・フォントは portal.css を継承）
   ========================================================== */

.article { max-width: 760px; padding-top: 32px; padding-bottom: 48px; }

.breadcrumb { font-size: .85rem; color: rgba(238,241,248,.6); margin-bottom: 18px; }
.breadcrumb a { color: var(--cyan); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

.article h1 { margin-bottom: 8px; overflow-wrap: anywhere; }
.article-date { font-size: .85rem; color: rgba(238,241,248,.55); margin-bottom: 28px; }

/* ---- 本文 ---- */
.article-body { line-height: 1.9; }
.article-body h2 {
  margin: 40px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(61,240,255,.25);
}
.article-body h3 { margin: 28px 0 10px; }
.article-body p { margin: 0 0 16px; }
.article-body ul, .article-body ol { margin: 0 0 16px; padding-left: 1.4em; }
.article-body li { margin-bottom: 6px; }
.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  margin: 8px 0 16px;
}
.article-body blockquote {
  margin: 0 0 16px;
  padding: 10px 16px;
  border-left: 3px solid var(--purple);
  background: rgba(180,107,255,.08);
  border-radius: 0 8px 8px 0;
}
.article-body code {
  background: rgba(255,255,255,.08);
  padding: .1em .4em;
  border-radius: 6px;
  font-size: .92em;
}
.article-body pre {
  background: rgba(0,0,0,.45);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 14px 16px;
  overflow-x: auto;
  margin: 0 0 16px;
}
.article-body pre code { background: none; padding: 0; }
.article-body table { border-collapse: collapse; margin: 0 0 16px; width: 100%; }
.article-body th, .article-body td {
  border: 1px solid rgba(255,255,255,.15);
  padding: 8px 12px;
  text-align: left;
}
.article-body th { background: rgba(61,240,255,.08); }

.article-back { margin-top: 36px; }

/* ---- 記事一覧 ---- */
.article-list { list-style: none; padding: 0; margin: 24px 0 0; }
.article-item { margin-bottom: 14px; }
.article-item a {
  display: block;
  padding: 16px 18px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px;
  background: rgba(255,255,255,.03);
  text-decoration: none;
  color: var(--ink);
  transition: border-color .15s, background .15s;
}
.article-item a:hover { border-color: rgba(61,240,255,.5); background: rgba(61,240,255,.05); }
.article-item-date { display: block; font-size: .8rem; color: rgba(238,241,248,.55); margin-bottom: 4px; }
.article-item-title { display: block; font-weight: 800; font-size: 1.05rem; margin-bottom: 4px; color: var(--cyan); }
.article-item-desc { display: block; font-size: .9rem; color: rgba(238,241,248,.75); }

/* ---- ヒーロー画像（記事トップの大きな1枚） ---- */
.article-hero { margin: 0 0 28px; }
.article-hero img {
  width: 100%; height: auto; display: block;
  border-radius: 16px; border: 1px solid rgba(255,255,255,.12);
}

/* ---- 記事内の目次（差し込みブロックとは別に自動生成） ---- */
.article .toc {
  margin: 0 0 32px; padding: 16px 20px;
  border: 1px solid rgba(61,240,255,.25); border-radius: 14px;
  background: rgba(61,240,255,.04);
}
.article .toc h2 { margin: 0 0 8px; font-size: 1rem; border: none; padding: 0; }
.article .toc ol { margin: 0; padding-left: 1.3em; }
.article .toc li { margin: 5px 0; }
.article .toc a { color: var(--cyan); }

/* ---- 図版キャプション・動画・スマホ枠は portal.css の .shot / .device / .preview を継承 ---- */
.article-body figure.shot { margin: 22px auto; }
.article-body figure.shot figcaption {
  text-align: center; font-size: .88rem; color: rgba(238,241,248,.7);
  margin-top: 10px; line-height: 1.6;
}
.article-body .cross-note {
  text-align: center; font-size: .88rem; color: rgba(238,241,248,.7); margin: 10px 0 22px;
}

/* ---- 強調ボックス（:::ポイント） ---- */
.article-body .hint {
  margin: 22px 0; padding: 14px 18px;
  border: 1px solid rgba(180,107,255,.35); border-left: 4px solid var(--purple);
  border-radius: 0 12px 12px 0; background: rgba(180,107,255,.08);
  line-height: 1.8;
}
.article-body .hint b { color: var(--purple); }

.article-cta-foot { margin-top: 40px; }