/* ─── Article header ─── */
.article-header {
  max-width: 760px;
  margin: 0 auto;
  padding: 100px 32px 72px;
  text-align: center;
}
.article-header__crumbs {
  font-family: var(--serif-en);
  font-size: 12px;
  font-style: italic;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--sub);
  margin-bottom: 32px;
}
.article-header__crumbs a { color: var(--sub); text-decoration: none; }
.article-header__crumbs .sep { display: inline-block; margin: 0 10px; opacity: .5; }
.article-header__date {
  font-family: var(--serif-en);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--sub);
  font-feature-settings: "lnum";
  margin-bottom: 32px;
}
.article-header__date .cat {
  font-family: var(--serif-jp);
  font-size: 12px;
  letter-spacing: .15em;
  color: var(--ink);
  margin-left: 16px;
  padding-left: 16px;
  border-left: 1px solid var(--line);
}
.article-header__title {
  font-family: var(--serif-jp);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 500;
  letter-spacing: .04em;
  line-height: 1.5;
  margin-bottom: 32px;
}
.article-header__lead {
  font-size: 14px;
  line-height: 2.0;
  color: var(--sub);
  max-width: 580px;
  margin: 0 auto;
  font-style: italic;
  font-family: var(--serif-en);
  letter-spacing: .04em;
}

/* ─── Eyecatch image ─── */
.article-eyecatch {
  max-width: 720px;
  margin: 24px auto 72px;
  padding: 0 32px;
}
/* 旧サイト由来のアイキャッチは正方形/縦長が多い。width:100% だと列幅まで
   引き伸ばされ膨張＆拡大ボケするため、高さ上限＋中央寄せに留め、拡大しない。 */
.article-eyecatch img { width: auto; max-width: 100%; max-height: 540px; margin: 0 auto; display: block; }

/* ─── Anchor offset for sticky header ─── */
.article-body h2[id],
.article-body h3[id] { scroll-margin-top: 80px; }

/* ─── Table of Contents ─── */
.article-body .toc {
  margin: 56px 0 64px;
  padding: 28px 32px 32px;
  background: rgba(232, 230, 224, .25);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}
.article-body .toc__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 22px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.article-body .toc__head__en {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 14px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--sub);
}
.article-body .toc__head__jp {
  font-family: var(--serif-jp);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--ink);
}
.article-body .toc__list { list-style: none; padding: 0; margin: 0; }
.article-body .toc__list > li { margin: 0; padding: 0; }
.article-body .toc__list > li::before { content: none; }
.article-body .toc__list > li + li {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}
.article-body .toc__h2 {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 18px;
  align-items: baseline;
  text-decoration: none;
  color: var(--ink);
  transition: opacity .2s;
}
.article-body .toc__h2:hover { opacity: .65; }
.article-body .toc__num {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: .15em;
  color: var(--sub);
  font-feature-settings: "lnum";
}
.article-body .toc__label {
  font-family: var(--serif-jp);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: .03em;
}
.article-body .toc__sub { list-style: none; padding: 8px 0 0 56px; margin: 0; }
.article-body .toc__sub li {
  margin: 6px 0 0 0;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--sub);
  position: relative;
}
.article-body .toc__sub li::before { content: '—'; position: absolute; left: 0; color: var(--sub); }
.article-body .toc__sub a { color: var(--sub); text-decoration: none; transition: color .2s; }
.article-body .toc__sub a:hover { color: var(--ink); }

/* ─── Article body ─── */
.article-body {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 32px 96px;
}
.article-body p {
  font-size: 16px;
  line-height: 2.0;
  margin-bottom: 32px;
  letter-spacing: .04em;
}
.article-body p.lead {
  font-size: 18px;
  line-height: 1.95;
  font-weight: 500;
  letter-spacing: .03em;
  margin-bottom: 40px;
}
.article-body h2 {
  font-family: var(--serif-jp);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: .04em;
  line-height: 1.5;
  margin: 80px 0 32px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}
.article-body h2 .num {
  display: block;
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: .25em;
  color: var(--sub);
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 400;
}
.article-body h3 {
  font-family: var(--serif-jp);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .04em;
  line-height: 1.6;
  margin: 56px 0 20px;
}
.article-body ul, .article-body ol {
  margin: 0 0 32px 0;
  padding-left: 0;
  list-style: none;
}
.article-body ul li, .article-body ol li {
  font-size: 16px;
  line-height: 2.0;
  margin-bottom: 12px;
  padding-left: 24px;
  position: relative;
  letter-spacing: .04em;
}
.article-body ul li::before { content: '—'; position: absolute; left: 0; color: var(--sub); }
.article-body ol { counter-reset: item; }
.article-body ol li { counter-increment: item; padding-left: 32px; }
.article-body ol li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute;
  left: 0;
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  color: var(--sub);
  top: 4px;
  letter-spacing: .1em;
}
.article-body blockquote {
  margin: 56px 0;
  padding: 0 0 0 28px;
  border-left: 1px solid var(--ink);
  font-family: var(--serif-jp);
  font-size: 19px;
  font-weight: 500;
  line-height: 1.85;
  letter-spacing: .04em;
  color: var(--ink);
}
.article-body blockquote .who {
  display: block;
  margin-top: 16px;
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: .15em;
  color: var(--sub);
  text-transform: uppercase;
  font-weight: 400;
}
.article-body figure { margin: 56px 0; }
.article-body figure img { width: 100%; display: block; }
.article-body figure figcaption {
  margin-top: 14px;
  font-family: var(--serif-en);
  font-size: 12px;
  font-style: italic;
  letter-spacing: .04em;
  color: var(--sub);
  text-align: center;
}

/* ─── Conversation balloon ─── */
.article-body .balloon {
  margin: 36px 0;
  padding: 22px 28px;
  background: rgba(232, 230, 224, .35);
  border-left: 1px solid var(--ink);
  position: relative;
}
.article-body .balloon__who,
.article-body .balloon p.balloon__who {
  display: block;
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--sub);
  margin-bottom: 10px;
}
.article-body .balloon p { margin: 0; font-size: 15px; line-height: 1.9; letter-spacing: .03em; }
.article-body .balloon p.balloon__who { margin: 0 0 10px; font-size: 11px; line-height: 1.6; }

/* 先生の発言だけ顔写真を添える（患者さんの発言と取り違えないように）。
   写真はテーマ内に置く＝環境ごとに URL が変わらない。 */
.article-body .balloon.balloon--me p.balloon__who {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 32px;
  padding-left: 44px;
  margin-bottom: 12px;
}
.article-body .balloon.balloon--me p.balloon__who::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: #DDD8CD;
  background-image: url('../img/saito-avatar.webp');
  background-size: cover;
  background-position: center 42%;
}

/* ─── Callout box ─── */
.article-body .info-box {
  margin: 48px 0;
  padding: 28px 32px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}
.article-body .info-box ol, .article-body .info-box ul { margin: 0; }
.article-body .info-box li { margin-bottom: 12px; font-size: 15px; }
.article-body .info-box li:last-child { margin-bottom: 0; }

/* ─── Image grids ─── */
.article-body .img-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 48px 0;
}
.article-body .img-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 48px auto;
  max-width: 75%;
}
.article-body .img-grid-3 img,
.article-body .img-grid-2 img {
  width: 100%;
  display: block;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #EFEEEA;
}

/* ─── 本文中のリンク ─── */
/* 既定では a に下線も色も付けていない（サイト全体がそうなっている）ため、
   本文の中に紛れたリンクが読み手に見えない。本文だけ下線を出す。 */
.article-body a {
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--sub);
  transition: text-decoration-color .2s, color .2s;
  word-break: break-word;
}
.article-body a:hover {
  opacity: 1;
  color: var(--accent);
  text-decoration-color: var(--accent);
}

/* ─── マーカー（強調） ─── */
/* 編集画面の「ハイライト」は背景色をインラインで書き込む。先生がどの色を選んでも
   サイトの見た目が崩れないよう、地色は打ち消して淡い帯だけを敷く。 */
.article-body mark {
  background-color: transparent !important;
  background-image: linear-gradient(transparent 62%, rgba(232, 230, 224, .9) 62%);
  color: inherit;
  padding: 0 .08em;
}

/* ─── Mininote (reading aid) ─── */
.article-body .mininote {
  font-size: 11px;
  color: var(--sub);
  margin-left: 3px;
  letter-spacing: 0;
  font-weight: 400;
}

/* ─── Disclosure capbox ─── */
.article-body .capbox {
  margin: 32px 0;
  padding: 22px 26px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .5);
}
.article-body .capbox__ttl,
.article-body .capbox p.capbox__ttl {
  display: block;
  font-family: var(--serif-jp);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--ink);
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.article-body .capbox p,
.article-body .capbox li {
  font-size: 13px;
  line-height: 1.85;
  letter-spacing: .03em;
  margin-bottom: 8px;
}
.article-body .capbox p:last-child,
.article-body .capbox li:last-child { margin-bottom: 0; }
.article-body .capbox ul { margin: 0; padding-left: 0; }
.article-body .capbox ul li { padding-left: 16px; position: relative; }
.article-body .capbox ul li::before {
  content: '·';
  position: absolute;
  left: 4px;
  top: -2px;
  font-size: 16px;
  color: var(--sub);
}

/* ─── FAQ（質問と答えの並び） ─── */
.article-body .faq {
  margin: 48px 0;
  border-top: 1px solid var(--line);
}
.article-body .faq__item {
  padding: 22px 0 20px;
  border-bottom: 1px solid var(--line);
}
.article-body .faq__item p.faq__q {
  font-family: var(--serif-jp);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--ink);
  margin: 0 0 10px;
  padding-left: 24px;
  position: relative;
}
.article-body .faq__item p.faq__q::before {
  content: 'Q';
  position: absolute;
  left: 2px;
  top: 1px;
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  color: var(--sub);
}
.article-body .faq__item p {
  font-size: 14px;
  line-height: 1.9;
  margin-bottom: 8px;
  padding-left: 24px;
}
.article-body .faq__item p:last-child { margin-bottom: 0; }

/* ─── Author bio ─── */
.author {
  max-width: 680px;
  margin: 0 auto 96px;
  padding: 56px 32px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 28px;
  align-items: start;
}
.author__photo {
  aspect-ratio: 1;
  border-radius: 50%;
  background: linear-gradient(135deg, #DDD8CD 0%, #C9C3B5 100%);
  overflow: hidden;
}
.author__photo img { width: 100%; height: 100%; object-fit: cover; }
.author__name {
  font-family: var(--serif-jp);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: .04em;
  margin-bottom: 4px;
}
.author__name__en {
  display: block;
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 13px;
  font-weight: 400;
  color: var(--sub);
  letter-spacing: .04em;
  margin-top: 4px;
}
.author__role {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 12px;
  letter-spacing: .15em;
  color: var(--sub);
  text-transform: uppercase;
  margin-top: 14px;
  margin-bottom: 12px;
}
.author__bio { font-size: 13px; line-height: 1.95; color: var(--sub); }
.author__sns {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 8px 14px 8px 12px;
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  transition: border-color .25s, color .25s;
}
.author__sns:hover { border-color: var(--ink); opacity: 1; }
.author__sns__icon { display: inline-flex; align-items: center; color: var(--sub); }
.author__sns__label {
  font-family: var(--serif-en);
  font-style: italic;
  font-size: 12px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--sub);
}
.author__sns__handle {
  font-family: var(--serif-en);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--ink);
}

/* ─── Article navigation ─── */
.article-nav {
  max-width: 1080px;
  margin: 0 auto;
  padding: 60px 40px 100px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 48px;
  font-family: var(--serif-en);
  font-size: 13px;
  letter-spacing: .08em;
}
.article-nav a { text-decoration: none; }
.article-nav__prev { text-align: left; padding-top: 32px; }
.article-nav__next { text-align: right; padding-top: 32px; }
.article-nav__index {
  text-align: center;
  text-transform: uppercase;
  letter-spacing: .25em;
  font-size: 11px;
  color: var(--sub);
  font-style: italic;
  padding-top: 32px;
}
.article-nav__direction {
  display: block;
  font-size: 11px;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: .25em;
  color: var(--sub);
  margin-bottom: 12px;
}
.article-nav__title {
  display: block;
  font-family: var(--serif-jp);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--ink);
  font-style: normal;
  line-height: 1.6;
}

/* ─── Tablet ─── */
@media (max-width: 1024px) {
  .article-header__title { font-size: 32px; }
  .article-body p { font-size: 15px; }
  .article-body p.lead { font-size: 17px; }
  .article-body h2 { font-size: 22px; }
}

/* ─── Mobile ─── */
@media (max-width: 640px) {
  .article-header { padding: 48px 24px 48px; }
  .article-header__title { font-size: 22px; }
  .article-header__lead { font-size: 13px; }
  .article-eyecatch { padding: 0 24px; margin: 16px auto 48px; }
  .article-body .toc { padding: 22px 22px 24px; margin: 40px 0 48px; }
  .article-body .toc__h2 { grid-template-columns: 30px 1fr; gap: 12px; }
  .article-body .toc__label { font-size: 14px; }
  .article-body .toc__sub { padding-left: 42px; }
  .article-body .toc__sub li { font-size: 12px; }
  .article-body { padding: 0 24px 64px; }
  .article-body p { font-size: 15px; line-height: 1.95; margin-bottom: 24px; }
  .article-body p.lead { font-size: 16px; }
  .article-body h2 { font-size: 20px; margin: 56px 0 24px; padding-top: 28px; }
  .article-body h3 { font-size: 17px; }
  .article-body blockquote { font-size: 16px; padding-left: 20px; }
  .article-body .balloon { padding: 18px 22px; }
  .article-body .balloon p { font-size: 14px; }
  .article-body .balloon.balloon--me p.balloon__who { min-height: 28px; padding-left: 38px; }
  .article-body .balloon.balloon--me p.balloon__who::before { width: 28px; height: 28px; }
  .article-body .info-box { padding: 22px 24px; }
  .article-body .info-box li { font-size: 14px; }
  .article-body .img-grid-3 { gap: 6px; }
  .article-body .img-grid-2 { max-width: 100%; gap: 6px; }
  .article-body .capbox { padding: 18px 20px; }
  .article-body .faq__item p.faq__q { font-size: 14px; }
  .article-body .faq__item p { font-size: 13px; }
  .author { padding: 36px 24px 0; margin-bottom: 64px; grid-template-columns: 64px 1fr; gap: 20px; }
  .article-nav { grid-template-columns: 1fr; gap: 24px; padding: 36px 24px 64px; }
  .article-nav__prev, .article-nav__next { text-align: left; padding-top: 0; }
  .article-nav__index { display: none; }
}