/* ほけんのものさし — モバイルファースト */
:root {
  --c-bg: #ffffff;
  --c-surface: #f6f8fa;
  --c-text: #1f2933;
  --c-muted: #52606d;
  --c-line: #d9e2ec;
  --c-primary: #0b5fa5;
  --c-primary-dark: #084a80;
  --c-accent: #d97706;
  --c-accent-bg: #fff7ed;
  --c-ok-bg: #ecfdf5;
  --c-ok: #047857;
  --c-ng-bg: #fef2f2;
  --c-ng: #b91c1c;
  --radius: 10px;
  --maxw: 1040px;
  --shadow: 0 1px 2px rgba(16, 42, 67, .08), 0 4px 12px rgba(16, 42, 67, .06);
  --focus: 3px solid #f59e0b;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
  font-size: 16px; line-height: 1.8; color: var(--c-text); background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-primary); }
a:hover { color: var(--c-primary-dark); }
:focus-visible { outline: var(--focus); outline-offset: 2px; }
.skip-link { position: absolute; left: -999px; top: 0; background: #fff; padding: .5rem 1rem; z-index: 100; }
.skip-link:focus { left: 8px; top: 8px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); border: 0; }
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }

/* PR表記 */
.pr-notice {
  background: var(--c-accent-bg); color: #7c2d12; font-size: .85rem; text-align: center;
  padding: .4rem 16px; border-bottom: 1px solid #fde1c3;
}

/* ヘッダー */
.site-header { border-bottom: 1px solid var(--c-line); background: #fff; position: sticky; top: 0; z-index: 50; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 56px; }
.brand { font-weight: 700; font-size: 1.1rem; text-decoration: none; color: var(--c-text); display: flex; align-items: center; gap: 8px; }
.brand-mark { width: 28px; height: 28px; border-radius: 7px; background: var(--c-primary); display: inline-grid; place-items: center; color: #fff; font-size: .9rem; }
.nav-toggle { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid var(--c-line); background: #fff; border-radius: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--c-text); position: relative; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: var(--c-text); }
.nav-toggle span::before { top: -6px; } .nav-toggle span::after { top: 6px; }
.site-nav { display: none; }
.site-nav.is-open { display: block; position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--c-line); box-shadow: var(--shadow); }
.site-nav ul { list-style: none; margin: 0; padding: 8px 16px 12px; display: flex; flex-direction: column; gap: 2px; }
.site-nav a { display: block; padding: 10px 8px; text-decoration: none; color: var(--c-text); border-radius: 6px; min-height: 44px; }
.site-nav a:hover, .site-nav a[aria-current="page"] { background: var(--c-surface); color: var(--c-primary); }
@media (min-width: 768px) {
  .nav-toggle { display: none; }
  .site-nav { display: block !important; position: static; box-shadow: none; border: 0; }
  .site-nav ul { flex-direction: row; padding: 0; gap: 4px; }
  .site-nav a { padding: 8px 12px; }
}

/* パンくず */
.breadcrumb { font-size: .85rem; color: var(--c-muted); margin: 12px 0 0; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.breadcrumb li + li::before { content: "›"; margin: 0 6px; color: #9aa5b1; }

/* ヒーロー */
.hero { padding: 32px 0 24px; }
.hero h1 { font-size: 1.6rem; line-height: 1.4; margin: 0 0 12px; }
.hero p { margin: 0 0 16px; color: var(--c-muted); }
.hero .promise { display: grid; gap: 8px; margin-top: 16px; padding: 0; list-style: none; }
.hero .promise li { background: var(--c-surface); border-radius: 8px; padding: 10px 12px; font-size: .95rem; }
@media (min-width: 768px) { .hero { padding: 48px 0 32px; } .hero h1 { font-size: 2.1rem; } .hero .promise { grid-template-columns: repeat(3, 1fr); } }

/* カテゴリカード */
.cards { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.card { border: 1px solid var(--c-line); border-radius: var(--radius); padding: 18px; background: #fff; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 8px; }
.card h2, .card h3 { margin: 0; font-size: 1.15rem; }
.card p { margin: 0; color: var(--c-muted); font-size: .95rem; flex: 1; }
.card .card-link { font-weight: 600; text-decoration: none; }
@media (min-width: 768px) { .cards { grid-template-columns: repeat(3, 1fr); } }

/* セクション */
.section { padding: 28px 0; }
.section + .section { border-top: 1px solid var(--c-line); }
.section h2 { font-size: 1.35rem; margin: 0 0 12px; padding-left: 12px; border-left: 4px solid var(--c-primary); line-height: 1.4; }
.section h3 { font-size: 1.1rem; margin: 20px 0 8px; }
.lead { color: var(--c-muted); }
.meta { font-size: .85rem; color: var(--c-muted); }
.callout { background: var(--c-surface); border-left: 4px solid var(--c-accent); padding: 12px 14px; border-radius: 0 8px 8px 0; margin: 16px 0; font-size: .95rem; }
.notice-dummy { background: var(--c-ng-bg); color: var(--c-ng); border: 1px dashed var(--c-ng); padding: 10px 12px; border-radius: 8px; font-size: .9rem; margin: 0 0 12px; }

/* 比較表：スマホはカード、PCは表 */
.compare-controls { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 0 0 12px; }
.compare-controls label { font-size: .9rem; color: var(--c-muted); }
.compare-controls select { font-size: 1rem; padding: 8px 10px; border: 1px solid var(--c-line); border-radius: 8px; background: #fff; min-height: 44px; }
.compare-table { width: 100%; border-collapse: collapse; font-size: .92rem; display: none; }
.compare-table caption { text-align: left; font-weight: 600; margin-bottom: 8px; caption-side: top; }
.compare-table th, .compare-table td { border: 1px solid var(--c-line); padding: 10px; vertical-align: top; text-align: left; }
.compare-table thead th { background: var(--c-surface); white-space: nowrap; }
.compare-table th[scope="row"] { background: #fff; min-width: 180px; }
.compare-table .num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.compare-table ul { margin: 0; padding-left: 1.1em; }
.compare-cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.compare-card { border: 1px solid var(--c-line); border-radius: var(--radius); padding: 14px; background: #fff; }
.compare-card h3 { margin: 0 0 4px; font-size: 1.05rem; }
.compare-card .company { font-size: .85rem; color: var(--c-muted); margin: 0 0 8px; }
.compare-card dl { margin: 0; display: grid; grid-template-columns: 7.5em 1fr; gap: 4px 10px; font-size: .92rem; }
.compare-card dt { color: var(--c-muted); } .compare-card dd { margin: 0; }
.compare-card ul { margin: 0; padding-left: 1.1em; }
.price { font-weight: 700; font-size: 1.1rem; color: var(--c-text); }
.price small { font-weight: 400; font-size: .8rem; color: var(--c-muted); }
.pros-cons { display: grid; gap: 8px; margin-top: 10px; }
.pros, .cons { border-radius: 8px; padding: 8px 10px; font-size: .9rem; }
.pros { background: var(--c-ok-bg); } .cons { background: var(--c-ng-bg); }
.pros strong { color: var(--c-ok); } .cons strong { color: var(--c-ng); }
.card-actions { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
@media (min-width: 900px) {
  .compare-table { display: table; }
  .compare-cards { display: none; }
  .compare-wrap.force-cards .compare-table { display: none; }
  .compare-wrap.force-cards .compare-cards { display: grid; grid-template-columns: repeat(2, 1fr); }
}
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.source-line { font-size: .85rem; color: var(--c-muted); margin: 10px 0 0; }

/* ボタン */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 10px 18px; border-radius: 8px; text-decoration: none; font-weight: 600; border: 1px solid transparent; cursor: pointer; font-size: 1rem; }
.btn-primary { background: var(--c-primary); color: #fff; }
.btn-primary:hover { background: var(--c-primary-dark); color: #fff; }
.btn-outline { background: #fff; color: var(--c-primary); border-color: var(--c-primary); }
.btn-outline:hover { background: var(--c-surface); }
.btn-sm { min-height: 40px; padding: 8px 12px; font-size: .9rem; }
.btn-block { width: 100%; }

/* CTA */
.cta { background: linear-gradient(135deg, #0b5fa5, #0e7490); color: #fff; border-radius: var(--radius); padding: 22px 18px; margin: 24px 0; text-align: center; }
.cta h2, .cta h3 { color: #fff; border: 0; padding: 0; margin: 0 0 8px; font-size: 1.2rem; }
.cta p { margin: 0 0 14px; font-size: .95rem; opacity: .95; }
.cta .btn-primary { background: #fff; color: var(--c-primary-dark); }
.cta .btn-primary:hover { background: #eef6ff; }
.cta .fine { font-size: .78rem; opacity: .85; margin: 10px 0 0; }

/* 診断 */
.diagnosis { border: 1px solid var(--c-line); border-radius: var(--radius); padding: 18px; background: var(--c-surface); }
.diagnosis h2 { border: 0; padding: 0; font-size: 1.2rem; }
.diagnosis fieldset { border: 0; padding: 0; margin: 0 0 14px; }
.diagnosis legend { font-weight: 600; margin-bottom: 6px; }
.diagnosis .opts { display: flex; flex-wrap: wrap; gap: 8px; }
.diagnosis .opts label { display: inline-flex; align-items: center; gap: 6px; background: #fff; border: 1px solid var(--c-line); border-radius: 999px; padding: 8px 14px; min-height: 44px; cursor: pointer; }
.diagnosis .opts label:has(input:checked) { border-color: var(--c-primary); background: #eef6ff; }
.diagnosis .opts input { accent-color: var(--c-primary); width: 18px; height: 18px; }
.diagnosis .result { margin-top: 14px; background: #fff; border-left: 4px solid var(--c-primary); padding: 12px 14px; border-radius: 0 8px 8px 0; }
.diagnosis .result[hidden] { display: none; }
.diagnosis .result strong { color: var(--c-primary-dark); }

/* FAQ */
.faq details { border: 1px solid var(--c-line); border-radius: 8px; padding: 0 14px; margin: 0 0 8px; background: #fff; }
.faq summary { cursor: pointer; font-weight: 600; padding: 12px 0; min-height: 44px; display: flex; align-items: center; }
.faq summary::before { content: "Q."; color: var(--c-primary); margin-right: 8px; }
.faq details p { margin: 0 0 12px; color: var(--c-muted); }

/* 記事 */
.article h1 { font-size: 1.5rem; line-height: 1.45; margin: 12px 0 8px; }
.article .steps { list-style: none; counter-reset: step; padding: 0; margin: 12px 0; display: grid; gap: 10px; }
.article .steps li { counter-increment: step; background: var(--c-surface); border-radius: 8px; padding: 12px 14px 12px 52px; position: relative; }
.article .steps li::before { content: counter(step); position: absolute; left: 14px; top: 12px; width: 28px; height: 28px; border-radius: 50%; background: var(--c-primary); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: .9rem; }
.article .steps strong { display: block; margin-bottom: 2px; }
.toc { background: var(--c-surface); border-radius: 8px; padding: 12px 16px; margin: 16px 0; font-size: .95rem; }
.toc strong { display: block; margin-bottom: 4px; }
.toc ol { margin: 0; padding-left: 1.3em; }
.related { margin-top: 24px; }
@media (min-width: 768px) { .article h1 { font-size: 1.9rem; } }

/* フッター */
.site-footer { margin-top: 40px; border-top: 1px solid var(--c-line); background: var(--c-surface); font-size: .88rem; color: var(--c-muted); }
.site-footer .wrap { padding: 24px 16px; display: grid; gap: 14px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 16px; }
.site-footer a { color: var(--c-muted); }
.site-footer .disclaimer { font-size: .8rem; }
.site-footer .copy { font-size: .8rem; }

/* 404 */
.notfound { text-align: center; padding: 60px 0; }
.notfound h1 { font-size: 1.6rem; }

@media print { .site-header, .pr-notice, .cta, .diagnosis, .site-footer { display: none; } }

/* 追記：固定ヘッダー分のアンカー余白／表の操作列を折り返さない */
[id] { scroll-margin-top: 72px; }
.compare-table td:last-child { white-space: nowrap; }
.compare-table .btn { white-space: nowrap; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
/* 表示切替セレクトはPC幅でのみ意味を持つ */
.compare-controls .view-ctl { display: none; }
@media (min-width: 900px) { .compare-controls .view-ctl { display: inline; } }
.diag-hit { position: absolute; left: -999px; }
.compare-table tr[data-hit] th::after, .compare-card[data-hit] h3::after { content: "診断結果のタイプ"; display: inline-block; margin-left: 8px; font-size: .75rem; color: #7c2d12; background: #fff7ed; border: 1px solid #fdba74; border-radius: 999px; padding: 1px 8px; vertical-align: middle; }

.preview-banner { background: #1f2933; color: #fff; font-size: .8rem; text-align: center; padding: .35rem 16px; }

.premium-cell { min-width: 220px; }
.premium-box { margin: 0 0 8px; }
.unit { font-size: .85rem; color: var(--c-muted); }
.price-none { font-weight: 600; color: var(--c-muted); }

/* ===== デザイン調整 v2 ===== */
.brand .brand-mark { width: 30px; height: 30px; background: none; border-radius: 0; display: block; }
.sp-only { display: inline; } @media (min-width: 768px) { .sp-only { display: none; } }
.card h3, .card h2 { margin: 0; }
.card { position: relative; transition: box-shadow .15s, transform .15s; }
.card:hover { box-shadow: 0 2px 4px rgba(16,42,67,.08), 0 10px 24px rgba(16,42,67,.10); transform: translateY(-1px); }
.card .stretched::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); }
.card .stretched:focus-visible { outline: none; }
.card .stretched:focus-visible::after { outline: var(--focus); outline-offset: 2px; }
.card-more { font-weight: 600; color: var(--c-primary); font-size: .92rem; }
.card-icon { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: #eef6ff; color: var(--c-primary); }
.card-icon svg, .hero-icon svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.cat-car .card-icon, .hero-cat.cat-car .hero-icon { background: #ecfeff; color: #0e7490; }
.cat-fire .card-icon, .hero-cat.cat-fire .hero-icon { background: #fff7ed; color: #b45309; }
.chip { display: inline-flex; align-items: center; gap: 4px; font-size: .8rem; color: var(--c-muted); background: var(--c-surface); border-radius: 999px; padding: 2px 10px; align-self: flex-start; }
.chip svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2; }

.hero-top { background: linear-gradient(180deg, #f2f8ff 0%, #ffffff 100%); margin: 0 -16px; padding: 28px 16px 24px; border-bottom: 1px solid var(--c-line); }
.hero-top .hero-inner { display: grid; gap: 16px; align-items: center; }
.hero-top .eyebrow { font-size: .85rem; font-weight: 700; color: var(--c-primary); margin: 0 0 6px; letter-spacing: .02em; }
.hero-top h1 { font-size: 1.85rem; line-height: 1.35; margin: 0 0 12px; letter-spacing: .01em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.hero-art { width: 100%; max-width: 360px; height: auto; justify-self: center; }
.hero-top .promise { margin-top: 20px; }
.hero-top .promise li { display: flex; gap: 10px; align-items: flex-start; background: #fff; border: 1px solid var(--c-line); }
.hero-top .promise svg { flex: none; width: 22px; height: 22px; padding: 3px; border-radius: 50%; background: var(--c-ok-bg); stroke: var(--c-ok); stroke-width: 3; fill: none; stroke-linecap: round; stroke-linejoin: round; margin-top: 2px; }
.hero-top .promise strong { display: block; }
@media (max-width: 767px) { .hero-art { max-width: 260px; order: -1; } }
@media (min-width: 768px) {
  .hero-top { margin: 0; border-radius: 0 0 20px 20px; padding: 44px 32px 32px; }
  .hero-top .hero-inner { grid-template-columns: 1.25fr .9fr; gap: 32px; }
  .hero-top h1 { font-size: 2.4rem; }
}

.hero-cat { display: flex; gap: 14px; align-items: flex-start; }
.hero-cat .hero-icon { flex: none; width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: #eef6ff; color: var(--c-primary); margin-top: 4px; }
.hero-jump { margin: 8px 0 0; font-size: .92rem; }

.howto { list-style: none; counter-reset: how; padding: 0; margin: 0; display: grid; gap: 12px; }
.howto li { counter-increment: how; position: relative; padding: 14px 14px 14px 60px; border: 1px solid var(--c-line); border-radius: var(--radius); background: #fff; }
.howto li::before { content: counter(how); position: absolute; left: 14px; top: 14px; width: 32px; height: 32px; border-radius: 50%; background: var(--c-primary); color: #fff; display: grid; place-items: center; font-weight: 700; }
.howto strong { display: block; margin-bottom: 2px; }
.howto span { color: var(--c-muted); font-size: .95rem; }
@media (min-width: 900px) { .howto { grid-template-columns: repeat(4, 1fr); } .howto li { padding: 56px 14px 14px; } }

.nw { white-space: nowrap; }
@media (max-width: 767px) { .hero-art { display: none; } .hero-top { padding-top: 22px; } }
@media (min-width: 768px) { .hero-top { padding-bottom: 28px; } .hero-top h1 { font-size: 2.25rem; } }
.pr-notice { font-size: .8rem; padding: .3rem 16px; }
.hero-top .promise { margin-bottom: 0; }
.hero-cat { padding-bottom: 8px; }
.hero-cat + .section { padding-top: 12px; }

/* PCでもカード表示を既定にし、表は選択式に（長い文章が読みやすいように） */
@media (min-width: 900px) {
  .compare-wrap .compare-table { display: none; }
  .compare-wrap .compare-cards { display: grid; grid-template-columns: repeat(2, 1fr); }
  .compare-wrap.force-table .compare-table { display: table; }
  .compare-wrap.force-table .compare-cards { display: none; }
}
.compare-table td ul { min-width: 180px; }
.compare-table td { min-width: 90px; }
.compare-card { display: flex; flex-direction: column; }
.compare-card .card-actions { margin-top: auto; padding-top: 12px; }

.cta .fine { opacity: 1; font-size: .85rem; }