/* 下着の豆知識  /sh/css/knowledge.css (すくすくインナー相談室の部品をもとに配色をモカ系に)
   色は本番 /Css/variable.css の --color-gender-kids(#EBBA35)系。文字用は濃色 #8F6400 */
.kn {
	--kn-main: #8C6A4F;
	--kn-deep: #6B4E37;
	--kn-pale: #F6F0EA;
	--kn-mint: #EEF1EC;
	--kn-blue: #EEF0F4;
	--kn-line: #E5DDD5;
	--kn-text: #333;
	--kn-sub: #6B6B6B;
	max-width: none; /* PCはコンテンツ領域いっぱい(サイドナビが無いため) */
	margin: 0 auto;
	padding: 0 16px 64px;
	color: var(--kn-text);
	font-size: 15px;
	line-height: 1.9;
	letter-spacing: .02em;
}
.kn *, .kn *::before, .kn *::after { box-sizing: border-box; }
.kn img { max-width: 100%; height: auto; vertical-align: middle; }
.kn a { color: var(--kn-deep); }

/* パンくず */
.kn-crumb { margin: 12px 0 16px; font-size: 12px; color: var(--kn-sub); }
.kn-crumb ol { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; margin: 0; padding: 0; }
.kn-crumb li:not(:last-child)::after { content: "›"; margin-left: 6px; }
.kn-crumb a { color: var(--kn-sub); text-decoration: none; }
.kn-crumb a:hover { text-decoration: underline; }

/* ブランド帯 */
.kn-brand { display: flex; align-items: center; gap: 8px; margin: 0 0 8px; font-size: 13px; font-weight: bold; color: var(--kn-deep); text-decoration: none; }
.kn-brand::before { content: ""; width: 22px; height: 22px; border-radius: 50%; background: var(--kn-main); box-shadow: 8px -4px 0 -4px #D9B8A0; }

/* 記事ヒーロー */
.kn-hero { display: grid; gap: 20px; margin-bottom: 28px; }
.kn-hero__cat { display: inline-block; padding: 2px 12px; border-radius: 999px; background: var(--kn-pale); color: var(--kn-deep); font-size: 12px; font-weight: bold; }
.kn-hero__title { margin: 10px 0 12px; font-size: 24px; line-height: 1.5; letter-spacing: .03em; }
.kn-hero__lead { margin: 0 0 12px; }
.kn-meta { margin: 0; font-size: 12px; color: var(--kn-sub); }
.kn-meta span + span::before { content: "｜"; margin: 0 6px; }
.kn-hero__img { border-radius: 16px; overflow: hidden; background: #fff; }
.kn-hero__img img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
@media (min-width: 768px) {
	.kn { font-size: 16px; }
	.kn-hero { grid-template-columns: 1fr 1fr; align-items: center; gap: 36px; }
	.kn-hero__title { font-size: 30px; }
}

/* 本文レイアウト */
.kn-body { max-width: none; margin: 0; }
.kn-body h2 { position: relative; margin: 56px 0 18px; padding: 0 0 10px 18px; border-bottom: 1px solid var(--kn-line); font-size: 21px; line-height: 1.5; scroll-margin-top: 90px; }
.kn-body h2::before { content: ""; position: absolute; left: 0; top: .35em; width: 6px; height: 1.1em; border-radius: 3px; background: var(--kn-main); }
.kn-body h3 { margin: 32px 0 10px; font-size: 18px; color: var(--kn-deep); }
.kn-body p { margin: 0 0 1.2em; }
.kn-body ul, .kn-body ol { margin: 0 0 1.2em; padding-left: 1.4em; }
.kn-body li { margin-bottom: .3em; }
.kn-body strong { background: linear-gradient(transparent 62%, #EAD9C8 62%); }
.kn-fig { margin: 24px 0; }
.kn-fig img { display: block; width: 100%; height: auto; border-radius: 12px; }
.kn-fig img[width="800"] { max-width: 480px; margin: 0 auto; }
.kn-fig figcaption { margin-top: 6px; font-size: 12px; color: var(--kn-sub); text-align: center; }

/* この記事でわかること */
.kn-summary { margin: 0 0 28px; padding: 20px 22px; border-radius: 14px; background: var(--kn-pale); }
.kn-summary__title { margin: 0 0 8px; font-weight: bold; color: var(--kn-deep); }
.kn-summary ul { margin: 0; padding-left: 1.2em; }
.kn-summary li { margin: .25em 0; }

/* 目次 */
.kn-toc { margin: 0 0 32px; padding: 16px 20px; border: 1px solid var(--kn-line); border-radius: 14px; }
.kn-toc summary { cursor: pointer; font-weight: bold; }
.kn-toc ol { margin: 10px 0 0; padding-left: 1.4em; }
.kn-toc a { text-decoration: none; }
.kn-toc a:hover { text-decoration: underline; }

/* 囲み */
.kn-point, .kn-note, .kn-check { margin: 24px 0; padding: 18px 20px; border-radius: 14px; }
.kn-point { background: var(--kn-mint); }
.kn-note { background: var(--kn-blue); font-size: 14px; }
.kn-check { border: 2px dashed var(--kn-main); }
.kn-point__title, .kn-note__title, .kn-check__title { margin: 0 0 6px !important; font-weight: bold; }
.kn-point > :last-child, .kn-note > :last-child, .kn-check > :last-child { margin-bottom: 0; }
.kn-check ul { list-style: none; padding-left: 0; }
.kn-check li { position: relative; padding-left: 28px; }
.kn-check li::before { content: ""; position: absolute; left: 2px; top: .45em; width: 16px; height: 16px; border: 2px solid var(--kn-main); border-radius: 4px; background: #fff; }

/* 表 */
.kn-table-wrap { margin: 20px 0 28px; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.kn-table { width: 100%; min-width: 520px; border-collapse: collapse; font-size: 14px; line-height: 1.7; }
.kn-table th, .kn-table td { padding: 10px 12px; border: 1px solid var(--kn-line); vertical-align: top; text-align: left; }
.kn-table thead th { background: var(--kn-pale); color: var(--kn-deep); white-space: nowrap; }
.kn-table tbody th { background: #FBF8F5; white-space: nowrap; }

/* ステップ */
.kn-steps { list-style: none; margin: 24px 0; padding: 0; display: grid; gap: 12px; counter-reset: kn; }
.kn-steps > li { position: relative; padding: 16px 18px 16px 64px; border-radius: 14px; background: #FBF8F5; border: 1px solid var(--kn-line); counter-increment: kn; }
.kn-steps > li::before { content: "STEP" counter(kn); position: absolute; left: 12px; top: 16px; width: 42px; padding: 4px 0; border-radius: 8px; background: var(--kn-main); color: #fff; font-size: 11px; font-weight: bold; text-align: center; line-height: 1.3; }
.kn-steps__title { display: block; margin-bottom: 2px; font-weight: bold; }

/* 商品ピック(JSで描画) */
.kn-picks { margin: 32px 0; padding: 20px 0 8px; border-top: 1px solid var(--kn-line); border-bottom: 1px solid var(--kn-line); }
.kn-picks__title { margin: 0 0 12px; font-weight: bold; font-size: 16px; }
.kn-picks__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 0; padding: 0; list-style: none; }
@media (min-width: 768px) { .kn-picks__list { grid-template-columns: repeat(4, 1fr); } }
.kn-picks__item a { display: block; color: var(--kn-text); text-decoration: none; }
.kn-picks__img { display: block; aspect-ratio: 1; border-radius: 10px; overflow: hidden; background: #F7F7F7; }
.kn-picks__img img { width: 100%; height: 100%; object-fit: cover; }
.kn-picks__brand { display: block; margin-top: 6px; font-size: 11px; color: var(--kn-sub); }
.kn-picks__name { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-size: 13px; line-height: 1.5; }
.kn-picks__more { display: block; width: fit-content; margin: 14px auto 8px; }
.kn-btn { display: inline-block; padding: 10px 28px; border-radius: 999px; background: var(--kn-main); color: #fff !important; font-weight: bold; font-size: 14px; text-decoration: none; }
.kn-btn:hover { opacity: .85; }
.kn-btn--line { background: #fff; color: var(--kn-deep) !important; border: 2px solid var(--kn-main); }

/* FAQ */
.kn-faq { margin: 20px 0; }
.kn-faq details { border-bottom: 1px solid var(--kn-line); }
.kn-faq summary { position: relative; padding: 14px 32px 14px 34px; cursor: pointer; font-weight: bold; list-style: none; }
.kn-faq summary::-webkit-details-marker { display: none; }
.kn-faq summary::before { content: "Q"; position: absolute; left: 4px; top: 13px; color: var(--kn-main); font-size: 18px; line-height: 1.5; }
.kn-faq summary::after { content: "+"; position: absolute; right: 8px; top: 12px; font-size: 18px; color: var(--kn-sub); }
.kn-faq details[open] summary::after { content: "−"; }
.kn-faq__a { position: relative; margin: 0; padding: 0 8px 16px 34px; }
.kn-faq__a::before { content: "A"; position: absolute; left: 4px; top: 0; color: var(--kn-deep); font-weight: bold; font-size: 18px; line-height: 1.5; }

/* カード */
.kn-cards { display: grid; grid-template-columns: 1fr; gap: 16px; margin: 16px 0 0; padding: 0; list-style: none; }
@media (min-width: 600px) { .kn-cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .kn-cards--3 { grid-template-columns: repeat(3, 1fr); } }
.kn-card { height: 100%; }
.kn-card a { display: flex; flex-direction: column; height: 100%; border: 1px solid var(--kn-line); border-radius: 14px; overflow: hidden; color: var(--kn-text); text-decoration: none; background: #fff; transition: box-shadow .2s; }
.kn-card a:hover { box-shadow: 0 4px 16px rgba(107, 78, 55, .12); }
.kn-card__img img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.kn-card__body { padding: 12px 16px 16px; }
.kn-card__cat { font-size: 11px; font-weight: bold; color: var(--kn-deep); }
.kn-card__title { display: block; margin: 4px 0; font-weight: bold; line-height: 1.55; }
.kn-card__desc { display: block; font-size: 13px; line-height: 1.65; color: var(--kn-sub); }

/* 出典・編集方針 */
.kn-source { margin: 48px 0 0; padding: 18px 20px; border-radius: 14px; background: #F7F7F5; font-size: 13px; line-height: 1.8; color: var(--kn-sub); }
.kn-source h2 { margin: 0 0 8px; padding: 0; border: 0; font-size: 14px; color: var(--kn-text); }
.kn-source h2::before { display: none; }
.kn-source ul { margin: 0 0 10px; padding-left: 1.2em; }
.kn-source p { margin: 0 0 6px; }
.kn-back { margin: 40px 0 0; text-align: center; }

/* ハブ */
.kn-top-hero { position: relative; margin: 0 0 32px; border-radius: 20px; overflow: hidden; background: var(--kn-pale); display: grid; }
.kn-top-hero__img img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.kn-top-hero__text { padding: 24px 20px 28px; }
.kn-top-hero__en { margin: 0; font-size: 12px; letter-spacing: .2em; color: var(--kn-deep); }
.kn-top-hero__title { margin: 6px 0 12px; font-size: 28px; line-height: 1.4; }
.kn-top-hero__lead { margin: 0; }
@media (min-width: 768px) {
	.kn-top-hero { grid-template-columns: 1fr 1.1fr; align-items: center; }
	.kn-top-hero__text { padding: 40px 36px; }
	.kn-top-hero__title { font-size: 36px; }
	.kn-top-hero__img { order: 2; }
}
.kn-sec { margin: 48px 0 0; }
.kn-sec__title { margin: 0 0 4px; font-size: 22px; line-height: 1.5; }
.kn-sec__title small { display: block; font-size: 11px; letter-spacing: .2em; color: var(--kn-deep); font-weight: normal; }
.kn-sec__lead { margin: 0 0 8px; color: var(--kn-sub); font-size: 14px; }
.kn-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 4px; padding: 0; list-style: none; }
.kn-chips button { padding: 8px 16px; border: 1px solid var(--kn-main); border-radius: 999px; background: #fff; color: var(--kn-deep); font-size: 13px; font-weight: bold; cursor: pointer; font-family: inherit; }
.kn-chips button[aria-pressed="true"] { background: var(--kn-main); color: #fff; }
.kn-tools { display: grid; gap: 14px; margin: 16px 0 0; padding: 0; list-style: none; }
@media (min-width: 600px) { .kn-tools { grid-template-columns: repeat(2, 1fr); } }
.kn-tools a { display: flex; gap: 14px; align-items: center; padding: 14px; border-radius: 14px; background: var(--kn-mint); color: var(--kn-text); text-decoration: none; }
.kn-tools img { width: 96px; flex: none; border-radius: 10px; aspect-ratio: 3 / 2; object-fit: cover; }
.kn-tools strong { display: block; }
.kn-tools span { font-size: 13px; color: var(--kn-sub); }
.kn-about { margin: 48px 0 0; padding: 20px 22px; border-radius: 14px; border: 1px solid var(--kn-line); font-size: 14px; }
.kn-about h2 { margin: 0 0 6px; font-size: 16px; }
.kn-about p { margin: 0 0 8px; }

/* 診断・早見表ツール */
.kn-tool { margin: 24px 0; padding: 20px; border-radius: 16px; background: #FBF8F5; border: 1px solid var(--kn-line); }
.kn-q { margin: 0 0 18px; padding: 0; border: 0; }
.kn-q legend { margin-bottom: 8px; font-weight: bold; }
.kn-q label { display: block; margin: 6px 0; padding: 10px 14px; border: 1px solid var(--kn-line); border-radius: 10px; background: #fff; cursor: pointer; }
.kn-q input { margin-right: 8px; accent-color: var(--kn-main); }
.kn-q label:has(input:checked) { border-color: var(--kn-main); background: var(--kn-pale); }
.kn-result { margin-top: 16px; padding: 18px 20px; border-radius: 14px; background: #fff; border: 2px solid var(--kn-main); }
.kn-result[hidden] { display: none; }
.kn-result__title { margin: 0 0 6px; font-size: 18px; font-weight: bold; color: var(--kn-deep); }
.kn-field { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 0 0 12px; }
.kn-field input, .kn-field select { padding: 8px 12px; border: 1px solid #ccc; border-radius: 8px; font-size: 16px; font-family: inherit; }
.kn-field input { width: 7em; }

/* W2共通のパンくず(「TOP」だけ)は、ページ内に詳しいパンくずがあるので出さない(このCSSはすくすくのページでだけ読み込む) */
nav.c-breadcrumb { display: none; }

/* スマホ: W2の外枠テーブル(#tblLayout)が中身の最小幅(比較表など)に合わせて画面より広がるのを防ぐ */
@media (max-width: 767px) {
	#tblLayout { border-spacing: 0; }
	#tblLayout > tbody > tr > td { padding: 0; }
	.kn { box-sizing: border-box; width: 100vw; max-width: none; overflow-x: hidden; }
}


/* ---- 下着の豆知識 追加部品 ---- */
/* 年表 */
.kn-timeline { list-style: none; margin: 24px 0; padding: 0 0 0 22px; border-left: 2px solid var(--kn-line); }
.kn-timeline > li { position: relative; margin: 0 0 18px; padding-left: 8px; }
.kn-timeline > li::before { content: ""; position: absolute; left: -31px; top: .45em; width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 3px solid var(--kn-main); }
.kn-timeline__year { display: block; font-weight: bold; color: var(--kn-deep); }
.kn-timeline__tag { display: inline-block; margin-left: 6px; padding: 0 8px; border-radius: 999px; background: var(--kn-pale); font-size: 11px; font-weight: bold; color: var(--kn-deep); vertical-align: 1px; }
/* 用語 */
.kn-term-def { margin: 0 0 24px; padding: 18px 20px; border-left: 4px solid var(--kn-main); border-radius: 0 12px 12px 0; background: var(--kn-pale); font-size: 16px; }
.kn-term-def__label { display: block; margin-bottom: 4px; font-size: 12px; font-weight: bold; color: var(--kn-deep); letter-spacing: .1em; }
.kn-term-reading { margin: -6px 0 12px; font-size: 13px; color: var(--kn-sub); }
.kn-kana { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 20px; padding: 0; list-style: none; }
.kn-kana a { display: inline-block; min-width: 2.4em; padding: 4px 10px; border: 1px solid var(--kn-line); border-radius: 8px; text-align: center; text-decoration: none; font-weight: bold; }
.kn-terms { display: grid; grid-template-columns: 1fr; gap: 10px; margin: 8px 0 28px; padding: 0; list-style: none; }
@media (min-width: 600px) { .kn-terms { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .kn-terms { grid-template-columns: repeat(3, 1fr); } }
.kn-terms a { display: block; height: 100%; padding: 12px 14px; border: 1px solid var(--kn-line); border-radius: 12px; color: var(--kn-text); text-decoration: none; background: #fff; }
.kn-terms a:hover { border-color: var(--kn-main); }
.kn-terms strong { display: block; color: var(--kn-deep); }
.kn-terms span { display: block; font-size: 12px; color: var(--kn-sub); line-height: 1.6; }
.kn-related-terms { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 0; padding: 0; list-style: none; }
.kn-related-terms a { display: inline-block; padding: 5px 14px; border: 1px solid var(--kn-line); border-radius: 999px; font-size: 13px; text-decoration: none; background: #fff; }
.kn-picks__badge { display: inline-block; margin-top: 4px; padding: 0 6px; border-radius: 4px; background: var(--kn-pale); font-size: 10px; font-weight: bold; color: var(--kn-deep); }
/* 俗説の検証(myths) */
.kn-verdicts { margin: 12px 0 0; padding: 0; list-style: none; font-size: 14px; }
.kn-verdicts li { display: flex; gap: 10px; align-items: center; padding: 6px 0; border-bottom: 1px dashed var(--kn-line); }
.kn-verdict { display: inline-block; flex: none; min-width: 7.5em; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: bold; text-align: center; color: #fff; }
.kn-verdict--true { background: #5E8C6A; }
.kn-verdict--half { background: #C08A3E; }
.kn-verdict--unknown { background: #8A8F98; }
.kn-verdict--false { background: #B2564E; }
.kn-myth { margin: 18px 0; padding: 18px 20px; border: 1px solid var(--kn-line); border-radius: 14px; background: #fff; }
.kn-myth__q { margin: 0 0 6px; font-weight: bold; font-size: 16px; color: var(--kn-deep); }
.kn-myth__q::before { content: "Q. "; color: var(--kn-main); }
.kn-myth__v { margin: 0 0 8px; }
.kn-myth > p:last-child { margin-bottom: 0; }
.kn-myth-col { margin: 32px 0 0; padding: 18px 20px; border-radius: 14px; background: var(--kn-pale); }
.kn-myth-col__title { margin: 0 0 8px; font-weight: bold; color: var(--kn-deep); }
.kn-myth-col p { margin: 6px 0; font-size: 14px; }
/* 「知る」トップ: H1の副題・見出しリンク */
.kn-top-hero__title small { display: block; margin-top: 4px; font-size: 15px; font-weight: normal; letter-spacing: .05em; color: var(--kn-sub); }
.kn-sec__title a { color: inherit; text-decoration: none; }
.kn-sec__title a::after { content: " ›"; color: var(--kn-main); }
.kn-sec .kn-back { margin-top: 18px; }
/* 参考資料(睡眠の記事) */
.kn-source ul { margin: 4px 0 10px; padding-left: 1.2em; font-size: 13px; }
/* たたみ方の手順(4コマ) */
.kn-fold { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 18px 0; padding: 0; list-style: none; counter-reset: fold; }
@media (min-width: 900px) { .kn-fold { grid-template-columns: repeat(4, 1fr); } }
.kn-fold li { counter-increment: fold; position: relative; }
.kn-fold li::before { content: counter(fold); position: absolute; top: 8px; left: 8px; width: 28px; height: 28px; border-radius: 50%; background: var(--kn-main); color: #fff; font-size: 14px; font-weight: bold; line-height: 28px; text-align: center; }
.kn-fold img { display: block; width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--kn-line); }
.kn-fold p { margin: 8px 0 0; font-size: 14px; line-height: 1.7; }
.kn-fold strong { display: block; color: var(--kn-deep); }
/* 知るメニュー(PC=左のサイドメニュー / SP=右下の固定ボタン+引き出し、中はセクションごとのアコーディオン)
   SPの本番には下部メニュー(高さ60px)とページトップボタン(下から65〜105px・右)があるため、ボタンはその上に置く */
.kn-layout { display: block; }
.kn-main { min-width: 0; }
.kn-nav { font-size: 14px; }
.kn-nav ul { margin: 0; padding: 0; list-style: none; }
.kn-nav li a { display: block; padding: 7px 10px; border-radius: 8px; color: var(--kn-text); text-decoration: none; line-height: 1.5; }
.kn-nav li a:hover { background: var(--kn-pale); }
.kn-nav a[aria-current="page"] { background: var(--kn-pale); color: var(--kn-deep); font-weight: bold; }
.kn-nav__title { margin: 0 0 6px; padding: 0 10px; font-weight: bold; color: var(--kn-deep); }
.kn-nav__top > a, .kn-nav__terms > a { font-weight: bold; color: var(--kn-deep); }
.kn-nav__sec { margin-top: 6px; padding-top: 6px; border-top: 1px dashed var(--kn-line); }
.kn-nav__acc summary { position: relative; padding: 7px 28px 7px 10px; font-weight: bold; color: var(--kn-deep); cursor: pointer; list-style: none; line-height: 1.5; }
.kn-nav__acc summary::-webkit-details-marker { display: none; }
.kn-nav__acc summary::after { content: ""; position: absolute; right: 12px; top: 50%; width: 8px; height: 8px; margin-top: -6px; border-right: 2px solid var(--kn-main); border-bottom: 2px solid var(--kn-main); transform: rotate(45deg); transition: transform .2s; }
.kn-nav__acc[open] summary::after { transform: rotate(-135deg); margin-top: -1px; }
.kn-nav__acc ul a { position: relative; padding-left: 22px; font-size: 13px; }
.kn-nav__acc ul a::before { content: ""; position: absolute; left: 11px; top: 1.05em; width: 5px; height: 1px; background: var(--kn-main); }
.kn-spnav__btn, .kn-spnav__shade, .kn-spnav__head { display: none; }
@media (min-width: 900px) {
	.kn-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 40px; align-items: start; }
	.kn-side { position: sticky; top: 90px; max-height: calc(100vh - 110px); overflow-y: auto; padding: 14px 8px; border: 1px solid var(--kn-line); border-radius: 12px; background: #fff; }
	.kn-nav__acc summary { cursor: default; }
	.kn-nav__acc summary::after { content: none; }
}
@media (max-width: 899px) {
	.kn-nav__title { display: none; }
	.kn-side { position: fixed; top: 0; right: 0; bottom: 0; z-index: 10001; width: min(86vw, 360px); padding: 0 12px 24px; overflow-y: auto; background: #fff; box-shadow: -4px 0 18px rgba(0, 0, 0, .12); transform: translateX(105%); visibility: hidden; transition: transform .28s ease, visibility 0s .28s; }
	.kn-spnav-open .kn-side { transform: none; visibility: visible; transition: transform .28s ease; }
	.kn-spnav__head { display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; margin: 0 -12px 8px; padding: 12px 12px 12px 16px; background: #fff; border-bottom: 1px solid var(--kn-line); font-weight: bold; color: var(--kn-deep); }
	.kn-spnav__close { width: 36px; height: 36px; border: 0; border-radius: 50%; background: #F6F0EA; color: #333; font-size: 20px; line-height: 1; cursor: pointer; }
	.kn-spnav__btn { display: inline-flex; align-items: center; gap: 8px; position: fixed; right: 12px; bottom: calc(112px + env(safe-area-inset-bottom)); z-index: 900; padding: 11px 16px; border: 0; border-radius: 999px; background: #8C6A4F; color: #fff; font-size: 13px; font-weight: bold; letter-spacing: .04em; box-shadow: 0 4px 14px rgba(0, 0, 0, .18); cursor: pointer; }
	.kn-spnav__icon, .kn-spnav__icon::before, .kn-spnav__icon::after { display: block; width: 16px; height: 2px; border-radius: 1px; background: currentColor; position: relative; }
	.kn-spnav__icon::before, .kn-spnav__icon::after { content: ""; position: absolute; left: 0; }
	.kn-spnav__icon::before { top: -5px; }
	.kn-spnav__icon::after { top: 5px; }
	.kn-spnav__shade { display: block; position: fixed; inset: 0; z-index: 10000; background: rgba(0, 0, 0, .35); opacity: 0; pointer-events: none; transition: opacity .28s; }
	.kn-spnav-open .kn-spnav__shade { opacity: 1; pointer-events: auto; }
	.kn-spnav-open body { overflow: hidden; }
}
/* 部位の図解(SVG+番号付きの凡例) */
.kn-diagram { margin: 20px 0 28px; padding: 18px; border: 1px solid var(--kn-line); border-radius: 14px; background: #fff; }
.kn-diagram__fig { margin: 0 0 14px; }
.kn-diagram__fig svg { display: block; width: 100%; height: auto; max-width: 640px; margin: 0 auto; }
.kn-diagram__fig figcaption { margin-top: 4px; font-size: 12px; color: var(--kn-sub); text-align: center; }
.kn-diagram__legend { display: grid; gap: 4px 20px; margin: 0; padding: 0; list-style: none; counter-reset: dg; font-size: 13px; line-height: 1.6; }
@media (min-width: 600px) { .kn-diagram__legend { grid-template-columns: repeat(2, 1fr); } }
.kn-diagram__legend li { counter-increment: dg; position: relative; padding-left: 30px; margin: 0; }
.kn-diagram__legend li::before { content: counter(dg); position: absolute; left: 0; top: 1px; width: 22px; height: 22px; border-radius: 50%; background: var(--kn-main); color: #fff; font-size: 12px; font-weight: bold; line-height: 22px; text-align: center; }
.kn-diagram__legend strong { margin-right: .5em; color: var(--kn-deep); background: none; }