/* 試供品.com — shared tokens, components and editorial layout. */
:root {
  color-scheme: light;
  --background: #fff;
  --surface: #f6f7f8;
  --text: #222b32;
  --muted: #59646b;
  --line: #d9dfe3;
  --accent: #2859b8;
  --accent-soft: #eef3fb;
  --radius: 8px;
  --width: 1184px;
  --reading-width: 760px;
  --section-gap: clamp(64px, 8vw, 112px);
  --body-size: 16px;
  --body-leading: 1.9;
  --font: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Yu Gothic", Meiryo, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 30px; }
body { margin: 0; font: var(--body-size)/var(--body-leading) var(--font); color: var(--text); background: var(--background); -webkit-text-size-adjust: 100%; }
img { max-width: 100%; height: auto; vertical-align: middle; }
svg { display: block; }
button, input, select, textarea { font: inherit; }
button, summary { cursor: pointer; }
a { color: var(--accent); text-underline-offset: .22em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
a, button, input, select, textarea, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
[hidden] { display: none !important; }
h1, h2, h3, h4, p, figure, dl { margin: 0; }
h1, h2, h3, h4 { line-height: 1.5; font-weight: 700; overflow-wrap: anywhere; }
p, li, dd, a { overflow-wrap: anywhere; }
ul, ol { padding-left: 1.5em; }
li + li { margin-top: .45em; }
.container { width: min(var(--width), calc(100% - 80px)); margin-inline: auto; }
.icon { width: 32px; height: 32px; flex-shrink: 0; }
.skip-link { position: absolute; left: 20px; top: 0; transform: translateY(-150%); z-index: 50; padding: 12px 20px; background: var(--text); color: #fff; }
.skip-link:focus { transform: translateY(0); }

/* Site chrome is embedded at build time, so navigation works without JS. */
.site-header { border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 104px; }
.brand { display: inline-flex; gap: 14px; align-items: center; color: var(--text); text-decoration: none; flex-shrink: 0; }
.brand-symbol { display: grid; place-items: center; width: 44px; height: 44px; border: 1.5px solid var(--text); border-radius: 50%; font-size: 21px; line-height: 1; font-weight: 600; }
.brand strong { display: block; font-size: 25px; letter-spacing: .015em; line-height: 1.3; }
.brand strong span { font-size: 22px; }
.brand small { display: block; color: var(--muted); font-size: 11px; margin-top: 5px; line-height: 1.5; }
.desktop-nav { display: flex; align-items: center; gap: 30px; }
.desktop-nav a { display: inline-flex; align-items: center; min-height: 44px; color: var(--text); font-size: 14px; font-weight: 600; text-decoration: none; }
.desktop-nav a:hover, .desktop-nav a[aria-current] { color: var(--accent); }
.mobile-menu { display: none; }
.button { display: inline-flex; gap: 30px; align-items: center; justify-content: space-between; min-height: 56px; padding: 13px 22px; border: 1px solid var(--text); border-radius: 4px; color: var(--text); background: #fff; font-size: 16px; font-weight: 600; text-decoration: none; }
.button:hover { background: var(--surface); text-decoration: none; }
.button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.button.primary:hover { background: #204a9b; }
.button.outbound-cta { width: 100%; max-width: 440px; gap: 16px; min-height: 58px; padding: 15px 20px; color: #fff; background: var(--accent); border-color: var(--accent); line-height: 1.6; }
.button.outbound-cta:hover { background: #204a9b; border-color: #204a9b; }
.button.outbound-cta.is-history { color: var(--accent); background: #fff; }
.button.outbound-cta.is-history:hover { background: var(--accent-soft); }
.cta-label { min-width: 0; }
.cta-arrow { flex: 0 0 24px; font-size: 23px; font-weight: 400; text-align: center; }
.cta-helper { color: var(--muted); font-size: 12px; line-height: 1.8; margin-top: 12px; }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; min-height: 44px; gap: 16px; color: var(--text); text-decoration: none; font-size: 15px; font-weight: 600; }
.text-link:hover { color: var(--accent); }
.kicker { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13px; line-height: 1.5; font-weight: 600; letter-spacing: .06em; }
.kicker > span { color: var(--accent); font: 500 13px/1.5 ui-monospace, monospace; }

/* Home page: clear entry points, then short explanations and diagrams. */
.home-hero { display: grid; grid-template-columns: 1.06fr 1fr; align-items: center; gap: 48px; padding: 80px 0 64px; }
.home-hero h1 { margin-top: 27px; font-size: clamp(44px, 4.8vw, 68px); line-height: 1.45; letter-spacing: -.04em; }
.hero-lead { margin-top: 26px; color: var(--muted); font-size: 17px; line-height: 1.95; }
.hero-actions { display: flex; align-items: center; gap: 30px; margin-top: 32px; }
.hero-figure { padding: 28px 32px 24px; background: var(--accent-soft); border-radius: var(--radius); }
.hero-figure figcaption { color: var(--text); font-size: 16px; text-align: center; font-weight: 600; }
.hero-visual { position: relative; min-height: 240px; }
.sample-box { width: 280px; height: 220px; margin: 15px auto 0; color: var(--text); }
.diagram-tag { position: absolute; border: 1px solid #b4c2d5; border-radius: 3px; background: #fff; font-size: 12px; padding: 3px 10px; z-index: 1; }
.tag-one { left: 3px; top: 52px; }
.tag-two { right: -5px; top: 70px; }
.tag-three { right: 10px; bottom: 32px; }
.disclosure { border-top: 1px solid var(--line); padding-top: 16px; font-size: 12px; color: var(--muted); line-height: 1.8; }
.home-section { padding-top: var(--section-gap); }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 32px; }
.section-head h2 { font-size: clamp(26px, 2.8vw, 38px); letter-spacing: -.03em; margin-top: 16px; }
.section-head > .text-link { white-space: nowrap; }
.category-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.category-card { display: flex; min-height: 155px; gap: 22px; align-items: center; padding: 28px 22px; color: var(--text); text-decoration: none; border: 1px solid var(--line); border-radius: var(--radius); transition: border-color .15s, background-color .15s; }
.category-card:hover { border-color: var(--accent); background: var(--accent-soft); text-decoration: none; }
.category-card .icon { width: 42px; height: 42px; }
.category-card h3 { font-size: 19px; line-height: 1.5; }
.category-card p { font-size: 14px; color: var(--muted); line-height: 1.8; margin-top: 7px; }
.category-card.product-category { display: block; padding: 0; overflow: hidden; }
.product-category .category-card-copy { padding: 22px 24px 24px; }
.category-entry { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 16px; margin-top: 18px; border-top: 1px solid var(--line); color: var(--accent); font-size: 13px; font-weight: 600; }
/* Product-shaped originals and approved photos share the same quiet frame. */
.product-visual { position: relative; aspect-ratio: 3 / 2; min-width: 0; background: #f5f7fb; overflow: hidden; }
.product-visual > img { display: block; width: 100%; height: 100%; object-fit: contain; padding: 10px 20px 30px; }
.product-visual > figcaption { position: absolute; left: 16px; bottom: 10px; color: var(--muted); font-size: 11px; font-weight: 400; line-height: 1.5; margin: 0; }
.visual-callout { position: absolute; top: 18px; left: 18px; padding: 4px 8px; border: 1px solid #c5d2e3; border-radius: 3px; background: #fff; color: var(--muted); font-size: 11px; line-height: 1.6; }
.photo-visual > img { padding: 24px 30px 40px; }
.product-intro { display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); align-items: center; gap: 48px; margin-bottom: 56px; }
.product-intro > .product-visual { width: 100%; border: 1px solid var(--line); border-radius: var(--radius); }
.product-intro-copy h2 { font-size: 29px; margin-top: 16px; }
.product-intro-copy > .button { margin-top: 22px; }
.product-checks { list-style: none; padding: 0; margin: 26px 0 0; border-block: 1px solid var(--line); }
.product-checks li { display: flex; align-items: center; gap: 16px; margin: 0; padding: 12px 0; font-size: 15px; }
.product-checks li + li { border-top: 1px solid var(--line); }
.product-checks span { color: var(--accent); font: 12px/1.5 ui-monospace,monospace; }
.card-arrow { margin-left: auto; align-self: flex-start; font-size: 18px; }
.subtle-link { display: flex; justify-content: flex-end; align-items: center; gap: 20px; min-height: 48px; margin-top: 16px; color: var(--muted); font-size: 14px; text-decoration: none; }
.diagram { padding: 36px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.diagram figcaption { font-size: 20px; font-weight: 600; line-height: 1.7; margin-bottom: 32px; }
.figure-label { display: block; font-size: 12px; font-weight: 400; letter-spacing: .05em; color: var(--muted); margin-bottom: 8px; }
.flow { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0,1fr); list-style: none; padding: 0; margin: 0; gap: 36px; }
.flow li { position: relative; display: flex; flex-direction: column; align-items: center; gap: 12px; margin: 0; text-align: center; }
.flow li + li::before { content: "→"; position: absolute; left: -27px; top: 53px; color: var(--muted); font-size: 23px; font-weight: 400; }
.flow-number { align-self: center; color: var(--muted); font: 13px/1.5 ui-monospace, monospace; }
.flow .icon { width: 50px; height: 50px; }
.flow strong { font-size: 18px; font-weight: 600; line-height: 1.5; }
.flow li > span:last-child { color: var(--muted); font-size: 13px; line-height: 1.8; }
.diagram-note { color: var(--muted); text-align: center; font-size: 13px; margin-top: 32px; }
.hero-flow { gap: 22px; border-top: 1px solid #cbd6e6; padding-top: 22px; }
.hero-flow .icon { display: none; }
.hero-flow li { gap: 4px; }
.hero-flow li + li::before { top: 21px; left: -17px; font-size: 17px; }
.hero-flow strong { font-size: 16px; }
.hero-flow li > span:last-child { font-size: 11px; }
.section-tail { display: flex; justify-content: space-between; align-items: center; gap: 36px; margin-top: 24px; }
.section-tail p { font-size: 14px; color: var(--muted); }
.section-tail .text-link { white-space: nowrap; }
.comparison { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.compare-card { padding: 30px; border: 1px solid var(--line); border-top: 3px solid var(--accent); border-radius: var(--radius); }
.compare-card .icon { width: 40px; height: 40px; margin-bottom: 24px; }
.compare-purpose { font-size: 14px; color: var(--muted); }
.compare-card h3 { font-size: 24px; margin-top: 8px; }
.compare-amount { font-size: 14px; padding-bottom: 22px; margin-top: 8px; border-bottom: 1px solid var(--line); }
.compare-card dt { font-size: 12px; color: var(--muted); margin-top: 22px; }
.compare-card dd { font-size: 15px; line-height: 1.9; margin: 6px 0 0; }
.caption { color: var(--muted); font-size: 13px; margin-top: 16px; }
.method-diagram { display: flex; justify-content: space-around; align-items: center; gap: 24px; padding: 32px 20px; background: var(--surface); margin-bottom: 28px; border-radius: var(--radius); }
.method-diagram > div { text-align: center; }
.method-diagram .icon { margin: 0 auto 16px; }
.method-diagram strong { display: block; font-size: 17px; }
.method-diagram p { color: var(--muted); font-size: 12px; margin-top: 7px; }
.method-diagram > span { color: var(--line); }
.method-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; }
.category-card.compact { min-height: 120px; padding: 20px 16px; gap: 12px; }
.category-card.compact .icon { width: 24px; height: 24px; }
.category-card.compact h3 { font-size: 15px; }
.category-card.compact p { font-size: 13px; }
.category-card.compact .card-arrow { font-size: 15px; }
.safety-diagram { background: var(--accent-soft); border-color: #cbd6e6; }
.check-flow { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); padding: 0; gap: 20px; list-style: none; }
.check-flow li { position: relative; text-align: center; padding: 18px 10px; border: 1px solid #bbcbe2; background: #fff; border-radius: 4px; margin: 0; }
.check-flow li + li::before { content: "→"; position: absolute; left: -18px; top: 48px; color: var(--accent); font-size: 18px; }
.check-flow span { display: block; color: var(--accent); font: 12px/1.5 ui-monospace,monospace; }
.check-flow strong { display: block; font-size: 18px; margin-top: 10px; }
.check-flow p { font-size: 12px; color: var(--muted); margin-top: 6px; }
.check-conclusion { display: flex; gap: 12px; justify-content: center; align-items: center; padding-top: 20px; margin-top: 24px; border-top: 1px solid #cbd6e6; font-size: 14px; }
.check-conclusion .icon { width: 22px; height: 22px; }
.company-links { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 0 40px; border-top: 1px solid var(--line); }
.company-links a { display: flex; justify-content: space-between; align-items: center; min-height: 80px; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--text); font-size: 18px; }
.guide-rows { border-top: 1px solid var(--line); }
.guide-rows a { display: flex; align-items: center; gap: 28px; padding: 26px 10px; min-height: 110px; border-bottom: 1px solid var(--line); color: var(--text); text-decoration: none; }
.guide-rows a:hover { color: var(--accent); }
.guide-rows h3 { font-size: 19px; }
.guide-rows p { color: var(--muted); font-size: 14px; margin-top: 5px; }
.guide-rows a > span:last-child { margin-left: auto; }
.row-number { color: var(--muted); font: 14px/1.5 ui-monospace,monospace; }
.magazine-section { display: flex; justify-content: space-between; align-items: center; gap: 40px; border-block: 1px solid var(--line); margin-top: var(--section-gap); padding: 48px 0; }
.magazine-section h2 { font-size: 30px; margin-top: 16px; }
.magazine-section p:not(.kicker) { color: var(--muted); font-size: 14px; margin-top: 16px; }
.magazine-section .button { flex-shrink: 0; }
.home-faq { max-width: var(--reading-width); margin: 64px auto 0; }
.home-faq h2 { font-size: 25px; margin-bottom: 20px; }
details > summary { min-height: 48px; }
.home-faq details { border-bottom: 1px solid var(--line); padding-block: 16px; }
.home-faq summary { font-size: 16px; font-weight: 600; }
.home-faq details p { padding: 12px 0; }

/* Shared lower-page components. Old presentation attributes are not reused. */
.breadcrumbs { padding-top: 24px; color: var(--muted); font-size: 12px; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; list-style: none; gap: 6px 12px; padding: 0; margin: 0; }
.breadcrumbs li { margin: 0; display: inline-flex; gap: 12px; }
.breadcrumbs li + li::before { content: "/"; color: #8a939a; }
.breadcrumbs a { color: var(--muted); text-decoration: none; }
.page-heading { padding: 60px 0 40px; max-width: 950px; }
.page-heading h1 { font-size: clamp(32px,3.5vw,48px); line-height: 1.55; margin-top: 20px; letter-spacing: -.025em; }
.page-lead { color: var(--muted); font-size: 17px; max-width: var(--reading-width); margin-top: 24px; }
.page-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 28px; }
.notice { border-left: 2px solid var(--accent); background: var(--surface); padding: 18px 24px; margin: 0 0 36px; font-size: 14px; color: var(--muted); line-height: 1.9; }
.history-notice { padding: 24px 28px; margin-bottom: 40px; border: 1px solid var(--line); background: var(--surface); border-radius: var(--radius); }
.history-notice strong { font-size: 18px; }
.history-notice p { color: var(--muted); font-size: 14px; margin-top: 10px; }
.history-notice a { margin-top: 8px; }
.history-notice.campaign-hero { display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); gap: 0; padding: 0; background: #fff; overflow: hidden; }
.campaign-hero > .product-visual { height: 100%; min-height: 300px; aspect-ratio: auto; border-right: 1px solid var(--line); }
.campaign-hero-copy { min-width: 0; padding: 32px; }
.campaign-hero .campaign-status { display: inline-block; color: var(--muted); font-size: 13px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.campaign-hero .campaign-benefit { font-size: 22px; font-weight: 600; color: var(--text); margin-top: 20px; line-height: 1.7; }
.benefit-label { display: block; margin-bottom: 8px; color: var(--muted); font-size: 12px; font-weight: 400; }
.entry-facts { display: grid; gap: 14px; margin-top: 22px; }
.entry-facts > div { display: grid; grid-template-columns: 80px 1fr; gap: 16px; }
.entry-facts dt { color: var(--muted); font-size: 12px; }
.entry-facts dd { margin: 0; font-size: 15px; }
.cta-stack { margin-top: 26px; }
.campaign-hero .outbound-cta { margin-top: 0; }
.campaign-hero .cta-helper { margin-top: 12px; }
.campaign-hero .text-link { font-size: 13px; margin-top: 16px; }
.conversion-panel { border: 1px solid #c5d2e3; border-radius: var(--radius); background: var(--accent-soft); padding: 32px; }
.article-body .conversion-panel h2 { margin: 0; font-size: 25px; }
.article-body .conversion-panel > p { font-size: 14px; margin: 16px 0 0; }
.conversion-panel .outbound-cta { margin-top: 24px; }
.article-body .conversion-panel > .cta-helper { font-size: 12px; }
.reading-layout { max-width: var(--reading-width); margin: 48px auto 0; }
.article-body { font-size: 16px; line-height: 2; }
.article-body:empty { display: none; }
.article-body p { margin: 18px 0; }
.article-body h2 { font-size: 27px; line-height: 1.65; margin: 64px 0 22px; padding: 0; }
.article-body h3 { font-size: 19px; margin: 28px 0 12px; }
.article-body h4 { font-size: 17px; margin: 24px 0 12px; }
.article-body > section { margin-top: 56px; }
.article-body > section:first-child { margin-top: 0; }
.article-body > section > .section-heading > h2, .article-body > section > h2 { margin-top: 0; }
.article-body ul, .article-body ol { margin-block: 18px; }
.article-body img { display: block; max-width: min(100%,320px); margin: 24px auto; }
.article-body img[width="1"][height="1"] { position: absolute; width: 1px; height: 1px; margin: 0; }
.article-body .notice { margin-block: 24px; }
.article-body .section-heading { margin-bottom: 20px; }
.article-body .support-grid, .article-body .check-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
.article-body .support-grid > div, .article-body .check-card, .article-body .info-panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.article-body .support-grid h3, .article-body .check-card h3 { margin-top: 0; }
.article-body .magazine-cta { padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.article-body .magazine-cta h2 { font-size: 23px; margin-top: 0; }
.article-body .magazine-links { display: flex; gap: 12px 24px; flex-wrap: wrap; }
.article-body .magazine-links a { min-height: 44px; display: inline-flex; align-items: center; }
.article-body .detail-panel { margin-bottom: 48px; }
.article-body .detail-panel--highlight { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.article-body .detail-panel h2 { margin-top: 0; }
.article-body .campaign-summary-list { margin-top: 24px; }
.campaign-summary-list > div { display: grid; grid-template-columns: 120px 1fr; gap: 24px; padding: 18px 0; border-top: 1px solid var(--line); }
.campaign-summary-list dt { color: var(--muted); font-size: 13px; }
.campaign-summary-list dd { margin: 0; }
.article-body .detail-steps { list-style: decimal-leading-zero; }
.article-body .detail-steps li { padding: 12px 0 18px 8px; border-bottom: 1px solid var(--line); }
.article-body .update-note { color: var(--muted); font-size: 13px; }
.historical-copy { padding: 20px; margin-block: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.historical-copy summary { font-size: 14px; color: var(--muted); font-weight: 600; }
.historical-copy blockquote { margin: 0; padding-left: 18px; border-left: 1px solid var(--line); }
.historical-copy blockquote p { color: var(--muted); font-size: 14px; }
.toc { padding: 28px; background: var(--surface); border-radius: var(--radius); border: 1px solid var(--line); margin-bottom: 48px; }
.toc h2 { font-size: 16px; }
.toc ol { list-style: decimal-leading-zero; margin-block: 18px 0; }
.toc li { font-size: 14px; margin-block: 8px; }
.toc a { color: var(--text); display: inline-block; min-height: 28px; }
.small-diagram { max-width: 880px; margin: 24px auto 48px; }
.small-diagram figcaption { font-size: 18px; }
.intro-diagram { margin-bottom: 48px; }
.intro-diagram > h2 { font-size: 27px; margin-bottom: 24px; }
.page-guide .diagram { margin-block: 30px; }
.page-guide .container > .flow { margin-block: 48px; }
.subcategories { margin-block: 32px 48px; }
.subcategories h2 { font-size: 20px; margin-bottom: 20px; }
.subcategories > div, .subcategory-links { display: flex; flex-wrap: wrap; gap: 10px; }
.subcategories a, .subcategory-links a { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 16px; font-size: 14px; color: var(--text); background: var(--surface); border: 1px solid var(--line); border-radius: 4px; text-decoration: none; }
.subcategories a:hover, .subcategory-links a:hover { border-color: var(--accent); }
.table-scroll { overflow: auto; max-width: 100%; margin-block: 24px; }
table { width: 100%; min-width: 550px; border-collapse: collapse; font-size: 14px; text-align: left; }
caption { text-align: left; font-size: 13px; color: var(--muted); padding-block: 10px; }
th, td { border: 1px solid var(--line); padding: 12px 16px; vertical-align: top; }
th { background: var(--surface); font-weight: 600; }
td p { margin: 0; }
.directory-section { margin-top: 60px; }
.directory-title { font-size: 26px; margin-bottom: 24px; }
.directory-section h2 { font-size: 28px; }
.directory-section > p { color: var(--muted); margin-top: 12px; margin-bottom: 28px; }
.directory-search { margin-block: 30px 20px; max-width: 600px; }
.directory-search label { display: block; font-size: 14px; margin-bottom: 10px; }
.directory-search > div { display: flex; align-items: center; border: 1px solid var(--line); border-radius: 4px; padding: 4px 12px; gap: 12px; }
.directory-search .icon { width: 22px; height: 22px; }
.directory-search input { border: 0; padding: 8px 0; min-width: 0; width: 100%; min-height: 44px; background: #fff; }
.directory-search button { border: 0; border-left: 1px solid var(--line); background: #fff; color: var(--muted); font-size: 12px; min-width: 64px; min-height: 44px; padding-left: 12px; }
.result-count { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.no-results { padding: 28px; background: var(--surface); margin-top: 24px; }
.directory-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid var(--line); gap: 0 30px; }
.directory-link { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 20px 8px; min-height: 84px; border-bottom: 1px solid var(--line); color: var(--text); text-decoration: none; }
.directory-link strong { font-size: 16px; font-weight: 500; }
.directory-link:hover { color: var(--accent); }
.category-family { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.category-family .category-card { border: 0; border-radius: 0; }
.category-family .subcategory-links { padding: 0 20px 20px; }
.category-family .subcategory-links a { font-size: 12px; padding-inline: 10px; }
.page-guides .guide-rows { margin-bottom: 64px; }
.offers { margin-top: 72px; }
.offers > h2 { font-size: 28px; margin-bottom: 24px; }
.offer-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.offer-card { display: flex; flex-direction: column; min-width: 0; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.offer-card > .product-visual { height: 180px; aspect-ratio: auto; margin: -28px -28px 24px; border-bottom: 1px solid var(--line); border-radius: 7px 7px 0 0; }
.offer-head { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.offer-card h3 { font-size: 20px; line-height: 1.6; }
.offer-card > p { font-size: 15px; margin-top: 12px; }
.status-label { font-size: 11px; line-height: 1.6; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 3px; padding: 4px 8px; }
.offer-facts { margin-top: 24px; border-top: 1px solid var(--line); padding-top: 16px; }
.offer-facts > div { display: grid; grid-template-columns: 88px 1fr; gap: 14px; margin-bottom: 10px; }
.offer-facts dt { color: var(--muted); font-size: 12px; }
.offer-facts dd { margin: 0; font-size: 13px; line-height: 1.9; }
.offer-card .offer-note { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.offer-actions { display: flex; flex-wrap: wrap; gap: 8px 28px; border-top: 1px solid var(--line); padding-top: 16px; margin-top: 20px; }
.offer-card .offer-actions { flex-direction: column; align-items: flex-start; gap: 12px; margin-top: auto; padding-top: 22px; }
.offer-card .outbound-cta { max-width: none; font-size: 15px; }
.offer-actions .text-link { font-size: 13px; }
.archive { padding: 24px; margin-top: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.archive summary { font-size: 16px; font-weight: 600; }
.archive summary span { font-size: 12px; color: var(--muted); margin-left: 12px; }
.archive > p { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.archive .offer-card { background: #fff; }
.contact-form { display: grid; gap: 24px; max-width: 700px; }
.contact-form label { display: grid; gap: 8px; font-size: 15px; font-weight: 600; }
.contact-form input, .contact-form select, .contact-form textarea { border: 1px solid #aeb9c1; border-radius: 4px; padding: 12px 14px; width: 100%; max-width: 100%; min-width: 0; background: #fff; color: var(--text); font-size: 16px; font-weight: 400; }
.contact-form textarea { resize: vertical; }
.contact-form .button { justify-self: start; }
.form-help { color: var(--muted); font-size: 13px; }
.advertisement { margin: 64px auto; max-width: 100%; padding: 16px 0 0; border-top: 1px solid var(--line); text-align: center; color: var(--muted); }
.advertisement > p { font-size: 11px; line-height: 1.5; margin: 0 0 10px; }
.ad-space { width: 300px; height: 250px; margin-inline: calc((100% - 300px) / 2); background: var(--surface); }
.advertisement-in-list { grid-column: 1 / -1; width: 100%; margin-block: 40px; }
@media (max-width: 319px) { .advertisement { display: none; } }
.site-footer { border-top: 1px solid var(--line); margin-top: 64px; background: var(--surface); }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding-top: 48px; }
.footer-top > p { font-size: 22px; font-weight: 600; line-height: 1.8; }
.footer-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 40px; padding: 48px 0; }
.footer-grid h2 { font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 12px; }
.footer-grid a { display: flex; align-items: center; min-height: 38px; color: var(--text); text-decoration: none; font-size: 13px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 32px; border-top: 1px solid var(--line); padding: 24px 0 30px; }
.footer-bottom p { font-size: 11px; max-width: 800px; color: var(--muted); }
.footer-bottom small { color: var(--muted); font-size: 11px; white-space: nowrap; }

@media (max-width: 1100px) {
  .desktop-nav { gap: 20px; }
  .desktop-nav a { font-size: 12px; }
  .home-hero { gap: 28px; }
  .hero-figure { padding-inline: 20px; }
  .method-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .category-card { gap: 16px; padding: 22px 18px; }
  .category-card .icon { width: 34px; height: 34px; }
  .category-card h3 { font-size: 17px; }
}
@media (max-width: 860px) {
  .product-intro { gap: 28px; }
  .product-intro-copy h2 { font-size: 24px; }
  .campaign-hero-copy { padding: 26px; }
  .container { width: calc(100% - 48px); }
  .header-inner { min-height: 84px; gap: 20px; }
  .desktop-nav { display: none; }
  .mobile-menu { display: block; }
  .mobile-menu summary { display: flex; align-items: center; gap: 12px; font-size: 12px; list-style: none; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .menu-lines { width: 20px; height: 9px; border-block: 1px solid var(--text); }
  .mobile-menu nav { position: absolute; top: 84px; right: 0; left: 0; z-index: 10; padding: 16px 24px; border-bottom: 1px solid var(--line); background: #fff; }
  .mobile-menu nav a { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--text); text-decoration: none; font-size: 15px; }
  .home-hero { padding-top: 56px; grid-template-columns: 1fr; gap: 36px; }
  .home-hero h1 { font-size: 52px; }
  .hero-figure { max-width: 560px; width: 100%; margin: 0 auto; }
  .category-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .comparison { gap: 12px; }
  .compare-card { padding: 22px; }
  .compare-card h3 { font-size: 20px; }
  .check-flow { gap: 14px; }
  .check-flow strong { font-size: 15px; }
  .check-flow li + li::before { left: -13px; }
  .section-tail { align-items: flex-start; flex-direction: column; gap: 12px; }
  .directory-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .magazine-section { align-items: flex-start; flex-direction: column; gap: 24px; }
  .diagram { padding: 28px; }
  .offer-card { padding: 24px; }
  .offer-card > .product-visual { margin: -24px -24px 24px; }
}
@media (max-width: 600px) {
  .product-category .category-card-copy { padding: 16px 15px 18px; }
  .product-category .category-card-copy h3 { font-size: 17px; }
  .product-category .category-card-copy p { font-size: 13px; }
  .category-entry { font-size: 11px; gap: 8px; padding-top: 12px; margin-top: 14px; }
  .product-category .visual-callout { top: 10px; left: 10px; font-size: 10px; padding: 3px 6px; }
  .product-category .product-visual > img { padding: 12px 6px 22px; }
  .product-category .product-visual > figcaption { font-size: 11px; left: 12px; bottom: 7px; }
  .product-intro { grid-template-columns: 1fr; gap: 26px; margin-bottom: 40px; }
  .product-intro > .product-visual { max-width: 460px; margin-inline: auto; }
  .product-intro-copy { order: -1; }
  .product-intro-copy h2 { font-size: 24px; }
  .product-checks li { font-size: 14px; }
  .product-intro-copy > .button { width: 100%; }
  .history-notice.campaign-hero { grid-template-columns: 1fr; }
  .campaign-hero > .product-visual { height: 190px; min-height: 0; aspect-ratio: auto; border-right: 0; border-top: 1px solid var(--line); }
  .campaign-hero-copy { order: -1; }
  .campaign-hero-copy { padding: 24px 20px; }
  .campaign-hero .campaign-benefit { font-size: 20px; }
  .offer-card > .product-visual { margin: -20px -20px 22px; height: 170px; }
  .button.outbound-cta { padding: 14px 16px; font-size: 15px; }
  .conversion-panel { padding: 24px 20px; }
  .article-body .conversion-panel h2 { font-size: 21px; }
}
@media (max-width: 600px) {
  :root { --section-gap: 64px; }
  .container { width: calc(100% - 40px); }
  .header-inner { min-height: 78px; }
  .brand { gap: 10px; }
  .brand-symbol { width: 36px; height: 36px; font-size: 18px; }
  .brand strong { font-size: 21px; }
  .brand strong span { font-size: 19px; }
  .brand small { font-size: 9px; }
  .mobile-menu nav { top: 78px; }
  .home-hero { padding: 44px 0 32px; gap: 36px; }
  .home-hero h1 { font-size: clamp(36px,10.8vw,48px); letter-spacing: -.045em; line-height: 1.5; margin-top: 20px; }
  .hero-lead { font-size: 15px; margin-top: 20px; }
  .hero-actions { gap: 22px; margin-top: 24px; flex-wrap: wrap; }
  .hero-actions .button { padding-inline: 18px; gap: 26px; font-size: 15px; }
  .hero-actions .text-link { font-size: 13px; }
  .hero-figure { padding: 24px 18px; }
  .hero-figure figcaption { font-size: 14px; }
  .hero-visual { min-height: 222px; }
  .sample-box { width: 250px; height: 205px; }
  .diagram-tag { font-size: 10px; padding-inline: 7px; }
  .tag-one { top: 44px; left: -2px; }
  .tag-two { top: 66px; right: -2px; }
  .tag-three { bottom: 18px; right: 8px; }
  .hero-flow { grid-auto-flow: column; grid-auto-columns: minmax(0,1fr); gap: 14px; }
  .hero-flow li { display: flex; text-align: center; }
  .hero-flow li + li::before { content: "→"; top: 22px; left: -12px; }
  .hero-flow strong { font-size: 14px; }
  .hero-flow li > span:last-child { font-size: 10px; }
  .disclosure { font-size: 11px; }
  .kicker { font-size: 11px; }
  .section-head { align-items: flex-start; gap: 16px; margin-bottom: 24px; }
  .section-head h2 { font-size: 26px; margin-top: 12px; }
  .section-head > .text-link { font-size: 12px; margin-top: 22px; gap: 8px; }
  .category-grid { gap: 12px; }
  .category-card { position: relative; min-height: 170px; padding: 20px 16px; display: block; }
  .category-card .icon { margin-bottom: 20px; width: 30px; height: 30px; }
  .category-card h3 { font-size: 17px; }
  .category-card p { font-size: 13px; line-height: 1.8; }
  .card-arrow { position: absolute; top: 14px; right: 14px; font-size: 16px; }
  .subtle-link { justify-content: flex-start; font-size: 12px; }
  .diagram { padding: 24px 20px; }
  .diagram figcaption { font-size: 18px; margin-bottom: 24px; }
  .flow { grid-auto-flow: row; grid-auto-columns: auto; gap: 30px; }
  .flow li { display: grid; grid-template-columns: 24px 40px 1fr; text-align: left; column-gap: 16px; row-gap: 2px; align-items: center; }
  .flow-number { grid-row: span 2; }
  .flow .icon { grid-row: span 2; width: 38px; height: 38px; }
  .flow strong { font-size: 17px; }
  .flow li > span:last-child { grid-column: 3; font-size: 12px; }
  .flow li + li::before { content: "↓"; top: -28px; left: 51px; font-size: 20px; }
  .diagram-note { text-align: left; margin-top: 28px; font-size: 12px; }
  .section-tail p { font-size: 14px; }
  .desktop-break { display: none; }
  .comparison { grid-template-columns: 1fr; gap: 16px; }
  .compare-card { display: grid; grid-template-columns: 44px 1fr; gap: 6px 20px; padding: 24px; }
  .compare-card .icon { grid-row: span 3; margin: 0; }
  .compare-purpose { font-size: 12px; }
  .compare-card h3 { grid-column: 2; font-size: 23px; margin: 0; }
  .compare-amount { grid-column: 2; font-size: 13px; padding: 0; border: 0; margin: 0; }
  .compare-card dl { grid-column: 1/-1; border-top: 1px solid var(--line); margin-top: 16px; }
  .compare-card dt { margin-top: 16px; }
  .compare-card dd { font-size: 14px; }
  .method-diagram { display: grid; padding: 24px; gap: 22px; }
  .method-diagram > div { display: grid; grid-template-columns: 40px 1fr; text-align: left; gap: 4px 16px; }
  .method-diagram .icon { grid-row: span 2; margin: 0; }
  .method-diagram p { margin: 0; }
  .method-diagram > span { display: none; }
  .category-card.compact { min-height: 145px; padding: 16px; }
  .category-card.compact .icon { margin-bottom: 12px; }
  .category-card.compact h3 { font-size: 14px; }
  .category-card.compact p { font-size: 12px; }
  .check-flow { grid-template-columns: 1fr; gap: 18px; }
  .check-flow li { display: grid; align-items: center; grid-template-columns: 24px 88px 1fr; gap: 12px; text-align: left; padding: 16px; }
  .check-flow strong { font-size: 15px; margin: 0; }
  .check-flow p { font-size: 11px; margin: 0; }
  .check-flow li + li::before { content: "↓"; left: 27px; top: -22px; }
  .check-conclusion { align-items: flex-start; justify-content: flex-start; font-size: 13px; }
  .company-links { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 22px; }
  .company-links a { font-size: 15px; min-height: 68px; }
  .guide-rows a { gap: 16px; padding: 22px 0; }
  .guide-rows .icon { display: none; }
  .guide-rows h3 { font-size: 16px; }
  .guide-rows p { font-size: 12px; }
  .guide-rows .row-number { font-size: 11px; }
  .magazine-section { padding-block: 32px; }
  .magazine-section h2 { font-size: 27px; }
  .magazine-section .button { font-size: 14px; width: 100%; }
  .home-faq h2 { font-size: 22px; }
  .breadcrumbs { font-size: 11px; padding-top: 18px; }
  .page-heading { padding: 36px 0 30px; }
  .page-heading h1 { font-size: 31px; line-height: 1.6; margin-top: 16px; }
  .page-lead { font-size: 16px; margin-top: 20px; }
  .notice { font-size: 13px; padding: 16px; margin-bottom: 28px; }
  .history-notice { padding: 20px; }
  .history-notice strong { font-size: 16px; }
  .reading-layout { margin-top: 36px; }
  .article-body h2 { font-size: 23px; margin-top: 48px; }
  .article-body h3 { font-size: 18px; }
  .article-body .support-grid, .article-body .check-grid { grid-template-columns: 1fr; }
  .article-body .magazine-cta { padding: 20px; }
  .article-body .detail-panel--highlight { padding: 20px; }
  .campaign-summary-list > div { grid-template-columns: 1fr; gap: 6px; }
  .toc { padding: 20px; }
  .toc a { min-height: 44px; }
  .toc li { font-size: 13px; }
  .intro-diagram > h2 { font-size: 23px; }
  .directory-grid { grid-template-columns: 1fr; }
  .directory-section { margin-top: 40px; }
  .directory-section h2 { font-size: 24px; }
  .category-family .subcategory-links { padding: 0 14px 14px; }
  .subcategory-links a { font-size: 11px; width: 100%; }
  .offers { margin-top: 56px; }
  .offers > h2 { font-size: 24px; }
  .offer-grid { grid-template-columns: 1fr; gap: 16px; }
  .offer-card { padding: 20px; }
  .offer-card h3 { font-size: 18px; }
  .archive { padding: 18px; }
  .archive summary { font-size: 14px; }
  .offer-facts > div { grid-template-columns: 78px 1fr; gap: 10px; }
  .contact-form .button { width: 100%; }
  .footer-top { align-items: flex-start; flex-direction: column; gap: 28px; padding-top: 36px; }
  .footer-top > p { font-size: 20px; }
  .footer-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 32px 20px; padding-block: 32px; }
  .footer-grid nav:last-child { grid-column: 1/-1; }
  .footer-grid a { min-height: 44px; font-size: 12px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 16px; }
  .flow.hero-flow { grid-auto-flow: column; grid-auto-columns: minmax(0,1fr); gap: 14px; }
  .flow.hero-flow li { display: flex; text-align: center; gap: 4px; }
  .flow.hero-flow li + li::before { content: "→"; top: 22px; left: -12px; font-size: 17px; }
  .flow.hero-flow strong { font-size: 14px; }
  .flow.hero-flow li > span:last-child { font-size: 10px; }
}
@media (max-width: 359px) {
  .container { width: calc(100% - 24px); }
  .hero-actions { gap: 12px; }
  .hero-actions .button { font-size: 14px; }
  .hero-actions .text-link { font-size: 12px; }
  .section-head { flex-direction: column; }
  .section-head > .text-link { margin-top: 0; }
  .check-flow li { grid-template-columns: 20px 78px 1fr; gap: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none; }
}
@media print {
  .desktop-nav, .mobile-menu, .advertisement, .site-footer, .hero-actions, .toc { display: none; }
  .container { width: 100%; }
  .diagram, .compare-card, .offer-card { break-inside: avoid; }
  details { display: block; }
}
.review-facts {display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:20px 0;font-size:14px}
.review-facts dt {color:var(--muted);margin-bottom:4px}
.review-facts dd {margin:0;font-weight:600}
.offer-group-heading {font-size:22px;margin:40px 0 20px}
.offer-group-heading span {font-size:14px;font-weight:400;margin-left:10px}
.historical-article {margin:30px 0}
.historical-article > summary {margin-bottom:18px}
.intro-condition {font-weight:600;margin:0 0 16px}
.article-cover{max-width:760px;margin:32px auto 48px}
.article-cover img{display:block;width:100%;height:auto;border-radius:8px}