@charset "utf-8";
/* 記事ページ 2026デザイン案
   出典: Claude Design「記事ページ デザイン案」
   単一記事ページでのみ読み込む。既存記事の本文にもそのまま効くようCSS側で組む。 */

.article-2026 {
  --navy: #0E2338;      /* ベース（見出し帯・表ヘッダ） */
  --ink: #111C2B;       /* 見出し文字 */
  --body: #33404F;      /* 本文 */
  --sub: #54616F;       /* 補助文 */
  --mute: #8A96A6;      /* キャプション・日付 */
  --line: #E4E9F0;
  --soft: #F4F6F9;      /* 図版・囲みの背景 */
  --page: #EDF0F4;      /* ページ地色 */
  --accent: #F5811F;    /* アクセント（オレンジ） */
  --link: #0E8FC4;
  font-family: "Zen Kaku Gothic New", -apple-system, "Hiragino Kaku Gothic ProN", sans-serif;
}
body.single .wrap.article-shell { max-width: 1200px; padding: 0 24px; background: transparent; }
body.single { background: #EDF0F4; }

/* パンくず */
.article-2026 .breadcrumb { font-size: 12px; color: #7A8798; padding: 14px 0 0; }
.article-2026 .breadcrumb a { color: #7A8798; text-decoration: none; }

/* 2カラム */
.article-2026 .article-layout {
  display: flex; flex-wrap: wrap; gap: 36px; align-items: flex-start; padding-top: 18px;
}
.article-2026 .article-main {
  flex: 1 1 660px; min-width: 0; background: #fff;
  border: 1px solid var(--line); border-radius: 4px; overflow: hidden;
}
.article-2026 .article-side {
  flex: 1 1 312px; max-width: 312px; position: sticky; top: 82px;
  display: flex; flex-direction: column; gap: 20px;
}

/* 記事の頭 */
.article-2026 .article-hero { padding: 38px 48px 0; margin: 0; }
.article-2026 .article-hero .eyebrow {
  background: var(--navy); color: #fff; font-size: 12px; font-weight: 800;
  padding: 5px 12px; letter-spacing: .04em; display: inline-block; border-radius: 0;
}
.article-2026 .article-hero h1 {
  margin: 18px 0 20px; font-size: 33px; line-height: 1.5; font-weight: 900;
  color: var(--ink); letter-spacing: -.01em; text-wrap: pretty;
}
.article-2026 .article-hero .meta { font-size: 15px; line-height: 2; color: var(--sub); margin: 0 0 26px; }
.article-2026 .article-cover { margin: 0 0 22px; border: 1px solid var(--line); }
.article-2026 .article-cover img { width: 100%; display: block; }
.article-2026 .article-byline {
  display: flex; align-items: center; gap: 14px;
  padding-bottom: 26px; border-bottom: 1px solid #EDF0F4;
}
.article-2026 .article-byline img { width: 40px; height: 40px; border-radius: 999px; object-fit: cover; flex: 0 0 40px; }
.article-2026 .article-byline b { display: block; font-size: 14px; font-weight: 800; color: var(--ink); }
.article-2026 .article-byline small { font-size: 12px; color: var(--mute); }
.article-2026 .share-round { margin-left: auto; display: flex; gap: 8px; }
.article-2026 .share-round a {
  width: 34px; height: 34px; border-radius: 999px; color: #fff; font-size: 13px; font-weight: 800;
  display: flex; align-items: center; justify-content: center; text-decoration: none;
}

/* 3行まとめ */
.article-2026 .article-tldr {
  margin: 30px 48px 0; border: 2px solid var(--navy); border-radius: 4px; overflow: hidden; padding: 0;
  background: #fff;
}
.article-2026 .article-tldr h2 {
  background: var(--navy); color: #fff; margin: 0; padding: 12px 22px;
  font-size: 15px; font-weight: 900; letter-spacing: .04em; border: none;
}
.article-2026 .article-tldr ul { margin: 0; padding: 22px 26px 24px 44px; display: flex; flex-direction: column; gap: 14px; }
.article-2026 .article-tldr li { font-size: 15px; line-height: 1.95; color: var(--body); }
.article-2026 .article-tldr strong { color: var(--ink); }

/* 目次（本文上） */
.article-2026 .article-toc {
  margin: 26px 48px 0; background: var(--soft); border: 1px solid var(--line);
  border-radius: 4px; padding: 22px 26px;
}
.article-2026 .article-toc .toc-h {
  font-size: 15px; font-weight: 900; color: var(--ink); margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.article-2026 .article-toc .toc-h::before { content: ""; width: 4px; height: 16px; background: var(--accent); display: inline-block; }
.article-2026 .article-toc ol { margin: 0; padding-left: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 9px 28px; }
.article-2026 .article-toc li { font-size: 14px; line-height: 1.7; }
.article-2026 .article-toc a { color: var(--body); text-decoration: none; }
.article-2026 .article-toc a:hover { color: var(--link); }

/* 本文 */
.article-2026 .article-body { padding: 12px 48px 48px; max-width: none; }
.article-2026 .article-body p { margin: 0 0 20px; font-size: 16px; line-height: 2.1; color: var(--body); text-wrap: pretty; }
.article-2026 .article-body strong { color: var(--ink); }
.article-2026 .article-body > h2 {
  margin: 52px 0 24px; background: #EEF3FA; border-left: 6px solid var(--accent);
  padding: 20px 24px; font-size: 23px; line-height: 1.55; font-weight: 900; color: var(--ink);
  border-bottom: none; counter-increment: eg-h2;
}
.article-2026 .article-body > h2 {
  display: flex; align-items: baseline; gap: 14px;   /* 番号と本文が重ならないよう横並びにする */
}
.article-2026 .article-body > h2::before {
  content: counter(eg-h2) "."; font-family: "Barlow Condensed", sans-serif;
  font-size: 26px; color: var(--link); letter-spacing: .02em;
  position: static;            /* 既存CSSの絶対配置を打ち消す（重なりの原因） */
  flex: 0 0 auto; width: auto; height: auto; background: none; margin: 0;
}
.article-2026 .article-body { counter-reset: eg-h2; }
.article-2026 .article-body h3 {
  margin: 38px 0 16px; font-size: 19px; font-weight: 900; color: var(--ink);
  display: flex; align-items: center; gap: 12px; line-height: 1.6; border: none; padding: 0;
}
.article-2026 .article-body h3::before {
  content: ""; width: 5px; height: 22px; background: var(--accent); display: inline-block; flex: 0 0 5px;
}
.article-2026 .article-body ul, .article-2026 .article-body ol { margin: 0 0 28px; padding-left: 22px; }
.article-2026 .article-body li { font-size: 16px; line-height: 2; color: var(--body); margin-bottom: 13px; }
.article-2026 .article-body a { color: var(--link); }

/* 表 */
.article-2026 .article-body table {
  width: 100%; border-collapse: collapse; font-size: 14.5px; margin: 0 0 30px; display: table;
}
.article-2026 .article-body table th {
  background: var(--navy); color: #fff; text-align: left; padding: 14px 16px;
  font-weight: 800; border: 1px solid var(--navy);
}
.article-2026 .article-body table td { padding: 14px 16px; border: 1px solid var(--line); color: var(--body); line-height: 1.8; }
.article-2026 .article-body table tbody td:first-child { font-weight: 800; color: var(--ink); background: #FAFBFC; }

/* 図版 */
.article-2026 .article-body figure { margin: 0 0 30px; }
.article-2026 .article-body figure svg,
.article-2026 .article-body figure img { width: 100%; height: auto; display: block; border: 1px solid var(--line); background: var(--soft); }
.article-2026 .article-body figcaption { margin-top: 10px; font-size: 12.5px; line-height: 1.8; color: var(--mute); }

/* POINT囲み（blockquote等） */
.article-2026 .article-body blockquote {
  background: var(--soft); border-left: 5px solid var(--navy); padding: 22px 26px;
  margin: 0 0 30px; border-radius: 0 4px 4px 0; color: var(--body);
}
.article-2026 .article-body blockquote p { margin: 0; font-size: 15px; line-height: 2; }

/* 記事内の診断CTA */
.article-2026 .article-diagnosis-cta {
  background: var(--navy); border-radius: 4px; padding: 30px 34px; margin: 0 0 34px;
  display: flex; align-items: center; gap: 28px; flex-wrap: wrap; border: none;
}
.article-2026 .article-diagnosis-cta .inline-offer-label {
  font-family: "Barlow Condensed", sans-serif; font-size: 15px; letter-spacing: .14em;
  color: #4FD3F5; font-weight: 700; display: block; margin-bottom: 8px;
}
.article-2026 .article-diagnosis-cta h3 { font-size: 21px; font-weight: 900; color: #fff; line-height: 1.6; margin: 0 0 8px; }
.article-2026 .article-diagnosis-cta p { margin: 0; font-size: 14px; line-height: 1.9; color: rgba(255,255,255,.72); }
.article-2026 .article-diagnosis-cta > div { flex: 1 1 380px; }

/* NEXT STEP */
.article-2026 .article-cta-conversion {
  border: 1px solid var(--line); border-radius: 4px; padding: 26px 30px;
  margin: 0 0 8px; background: #FAFBFC;
}
.article-2026 .article-cta-conversion .inline-offer-label {
  font-size: 12px; font-weight: 900; letter-spacing: .12em; color: var(--accent); display: block; margin-bottom: 10px;
}
.article-2026 .article-cta-conversion h3 { font-size: 19px; font-weight: 900; color: var(--ink); margin: 0 0 10px; line-height: 1.6; }
.article-2026 .article-cta-conversion p { margin: 0 0 18px; font-size: 15px; line-height: 2; color: var(--sub); }
.article-2026 .article-cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ボタン（オレンジ・光沢） */
.article-2026 .btn-accent, .article-2026 .btn-primary, .article-2026 .article-diagnosis-cta .btn {
  position: relative; overflow: hidden; border: none;
  background: linear-gradient(180deg, #FFC94A 0%, #FFA51F 46%, #F57C00 100%);
  color: #2A1400; font-weight: 900; border-radius: 6px; padding: 14px 26px; font-size: 14px;
  box-shadow: 0 10px 24px rgba(245,124,0,.36), inset 0 1px 0 rgba(255,255,255,.75), inset 0 -2px 0 rgba(148,72,0,.28);
}
.article-2026 .btn-secondary {
  border: 1.5px solid #C7D0DB; color: var(--navy); background: #fff;
  font-size: 14px; font-weight: 800; padding: 14px 26px; border-radius: 6px;
}

/* 執筆者ブロック */
.article-2026 .article-writer {
  background: var(--ink); padding: 34px 48px; display: flex; gap: 28px;
  align-items: flex-start; flex-wrap: wrap;
}
.article-2026 .article-writer .w-body { flex: 1 1 380px; }
.article-2026 .article-writer .w-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.article-2026 .article-writer .w-head span:first-child {
  font-family: "Barlow Condensed", sans-serif; font-size: 24px; font-weight: 700;
  letter-spacing: .14em; color: #fff;
}
.article-2026 .article-writer .w-tag { background: var(--accent); color: var(--ink); font-size: 11px; font-weight: 800; padding: 4px 10px; }
.article-2026 .article-writer .w-name { font-size: 19px; font-weight: 900; color: #fff; margin-bottom: 12px; }
.article-2026 .article-writer p { margin: 0 0 14px; font-size: 14px; line-height: 2; color: rgba(255,255,255,.72); }
.article-2026 .article-writer img { width: 180px; height: 180px; flex: 0 0 180px; object-fit: cover; border-radius: 4px; }

/* シェア行 */
.article-2026 .article-share {
  padding: 26px 48px; display: flex; align-items: center; gap: 16px;
  flex-wrap: wrap; border-top: 1px solid var(--line);
}
.article-2026 .article-share span { font-size: 13px; font-weight: 800; color: var(--sub); }
.article-2026 .article-share a {
  color: #fff; font-size: 13px; font-weight: 800; padding: 10px 22px; border-radius: 4px; text-decoration: none;
}

/* サイドバー */
.article-2026 .side-card { background: #fff; border: 1px solid var(--line); border-radius: 4px; padding: 22px; }
.article-2026 .side-card .side-h {
  font-size: 14px; font-weight: 900; color: var(--ink); margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px;
}
.article-2026 .side-card .side-h::before { content: ""; width: 4px; height: 15px; background: var(--accent); display: inline-block; }
.article-2026 .side-toc { display: flex; flex-direction: column; gap: 12px; }
.article-2026 .side-toc a {
  font-size: 13.5px; line-height: 1.7; color: var(--sub); text-decoration: none;
  padding-left: 10px; border-left: 2px solid var(--line);
}
.article-2026 .side-toc a:first-child { color: var(--body); border-left-color: var(--accent); }
.article-2026 .side-diag { background: #0E2338; border-radius: 4px; padding: 24px 22px; }
.article-2026 .side-diag .k {
  font-family: "Barlow Condensed", sans-serif; font-size: 13px; letter-spacing: .14em;
  color: #4FD3F5; font-weight: 700; margin-bottom: 10px;
}
.article-2026 .side-diag .t { font-size: 17px; font-weight: 900; color: #fff; line-height: 1.6; margin-bottom: 10px; }
.article-2026 .side-diag p { margin: 0 0 16px; font-size: 13px; line-height: 1.9; color: rgba(255,255,255,.7); }
.article-2026 .side-diag a { display: block; text-align: center; }
.article-2026 .side-rank a { display: flex; gap: 12px; text-decoration: none; align-items: flex-start; margin-bottom: 16px; }
.article-2026 .side-rank .n {
  font-family: "Barlow Condensed", sans-serif; font-size: 22px; font-weight: 700;
  color: var(--accent); line-height: 1;
}
.article-2026 .side-rank .t { font-size: 13.5px; line-height: 1.75; color: var(--body); font-weight: 700; }

/* あわせて読みたい */
.article-2026 .article-recommend { max-width: 1200px; margin: 56px auto 0; }
.article-2026 .article-recommend .rec-head { display: flex; flex-direction: column; align-items: center; gap: 6px; margin-bottom: 28px; }
.article-2026 .article-recommend .rec-head b {
  font-family: "Barlow Condensed", sans-serif; font-size: 34px; font-weight: 700;
  letter-spacing: .16em; color: var(--ink);
}
.article-2026 .article-recommend .rec-head small { font-size: 12px; font-weight: 700; color: var(--mute); }
.article-2026 .article-recommend .rec-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.article-2026 .article-recommend .card { background: #fff; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.article-2026 .article-recommend .thumb { aspect-ratio: 16/9; height: auto; }
.article-2026 .article-recommend .thumb img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 1023px) {
  .article-2026 .article-side { position: static; max-width: none; flex-basis: 100%; }
  .article-2026 .article-hero, .article-2026 .article-body,
  .article-2026 .article-writer, .article-2026 .article-share { padding-left: 24px; padding-right: 24px; }
  .article-2026 .article-tldr, .article-2026 .article-toc { margin-left: 24px; margin-right: 24px; }
  .article-2026 .article-recommend .rec-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  body.single .wrap.article-shell { padding: 0 12px; }
  .article-2026 .article-hero h1 { font-size: 25px; }
  .article-2026 .article-body > h2 { font-size: 19px; padding: 16px 18px; margin: 40px 0 20px; }
  .article-2026 .article-body h3 { font-size: 17px; }
  .article-2026 .article-body p, .article-2026 .article-body li { font-size: 15.5px; }
  .article-2026 .article-toc ol { grid-template-columns: 1fr; }
  .article-2026 .article-recommend .rec-grid { grid-template-columns: 1fr; }
  .article-2026 .article-writer img { width: 100%; height: auto; flex-basis: 100%; }
}

/* 3行まとめの見出しは本文セクションではないので、独立して指定する */
.article-2026 .article-body .article-tldr { border: 2px solid var(--navy); border-radius: 4px; background: #fff; padding: 0; }
.article-2026 .article-body .article-tldr h2 {
  background: var(--navy) !important; color: #fff !important; margin: 0 !important;
  padding: 12px 22px !important; font-size: 15px !important; font-weight: 900;
  letter-spacing: .04em; border: none !important; display: block !important;
}
.article-2026 .article-body .article-tldr h2::before { content: none !important; }

/* 表は狭い画面でも形を保つ。折り返して1文字ずつになるのを防ぎ、横スクロールで見せる */
.article-2026 .article-body .table-scroll {
  overflow-x: auto; margin: 0 0 30px; -webkit-overflow-scrolling: touch;
  border-radius: 4px;
}
.article-2026 .article-body .table-scroll table { min-width: 620px; margin: 0; }
.article-2026 .article-body .table-scroll + .table-hint {
  margin: -22px 0 26px; font-size: 11.5px; color: var(--mute); display: none;
}
@media (max-width: 767px) {
  .article-2026 .article-body .table-scroll + .table-hint { display: block; }
  .article-2026 .article-body .table-scroll table { font-size: 13.5px; }
  .article-2026 .article-body .table-scroll th,
  .article-2026 .article-body .table-scroll td { padding: 11px 12px; }
}