/* 支援の中身と成果を伝える共通レイアウト。既存の紙・墨・オレンジを引き継ぐ。 */
.growth-section { padding: 88px 0; background: var(--color-paper); }
.growth-section--warm { background: var(--color-paper-warm); }
.growth-heading { max-width: 850px; margin-bottom: 40px; }
.growth-heading__label { display: flex; align-items: center; gap: 12px; font-family: var(--font-english); font-size: .75rem; font-weight: 600; letter-spacing: .12em; color: var(--color-text-mid); margin-bottom: 20px; }
.growth-heading__label::before { content: ""; width: 24px; height: 1px; background: var(--color-accent-deep); flex-shrink: 0; }
.growth-heading h2 { font-family: var(--font-mincho); font-size: clamp(1.75rem, 2.8vw, 2.625rem); color: var(--color-ink); line-height: 1.65; margin-bottom: 20px; }
.growth-heading > p:last-child { color: var(--color-text-mid); font-size: 1rem; line-height: 1.95; }
.growth-heading--split { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 0 64px; max-width: none; align-items: end; }
.growth-heading--split .growth-heading__label { grid-column: 1 / -1; }
.growth-heading--split h2 { margin-bottom: 0; }
.growth-heading--split > p:last-child { padding-bottom: 5px; }
.growth-heading h2 { text-wrap: balance; }
.growth-phrase, .page-hero__phrase { display: inline-block; max-width: 100%; }
.case-proof__title-part { display: inline-block; max-width: 100%; }

/* 事例カード：支援内容、確認できた変化、詳細への導線を一つの単位にする。 */
.case-proof-grid, .archive-grid.case-archive-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.case-proof { display: flex; flex-direction: column; min-width: 0; padding: 32px; background: var(--color-bg); border: 1px solid var(--color-line-soft); border-top: 3px solid var(--color-ink); transition: border-color .2s; }
.case-proof:focus-within, .case-proof:hover { border-top-color: var(--color-accent-deep); }
.case-proof__eyebrow { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; color: var(--color-text-mid); font-size: .75rem; }
.case-proof__tag { padding: 3px 9px; background: var(--color-paper); font-size: .6875rem; }
.case-proof h3 { font-family: var(--font-body); font-size: clamp(1.125rem, 1.6vw, 1.375rem); line-height: 1.7; margin: 0 0 14px; }
.case-proof h3 a { color: var(--color-ink); }
.case-proof h3 a:hover { color: var(--color-accent-deep); }
.case-proof__summary { font-size: .9375rem; color: var(--color-text-mid); line-height: 1.95; }
.case-proof__result { margin-top: auto; padding-top: 26px; }
.case-proof__link { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 24px; padding-top: 22px; border-top: 1px solid var(--color-line-soft); font-size: .8125rem; font-weight: 600; color: var(--color-ink); }
.case-proof__link > span { display: grid; place-items: center; width: 32px; height: 32px; flex-shrink: 0; border: 1px solid var(--color-line-soft); border-radius: 50%; font-size: 1rem; transition: background .2s, color .2s; }
.case-proof__link:hover { color: var(--color-accent-deep); }
a.case-proof__link:link, a.case-proof__link:visited { color: var(--color-ink); }
a.case-proof__link:hover, a.case-proof__link:focus-visible { color: var(--color-accent-deep); }
.case-proof__link:hover > span { color: var(--color-text-on-dark); background: var(--color-ink); }
.case-proof--wide { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); grid-template-rows: 1fr auto; gap: 0 56px; }
.case-proof--wide .case-proof__main { grid-column: 1; grid-row: 1; align-self: center; padding-bottom: 24px; }
.case-proof--wide .case-proof__result { grid-column: 2; grid-row: 1 / 3; margin: 0; padding: 0 0 0 32px; border-left: 1px solid var(--color-line-soft); }
.case-proof--wide .case-proof__link { grid-column: 1; grid-row: 2; align-self: end; }
.case-section-foot { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px 40px; margin-top: 22px; color: var(--color-text-mid); font-size: .75rem; line-height: 1.9; }
.case-source { max-width: 420px; }
.case-source summary, .case-trend__data summary, .case-story__source summary { cursor: pointer; text-decoration: underline; text-underline-offset: 4px; }
.case-source p { padding-top: 12px; }
.growth-jump--case { margin-top: 12px; }
.case-archive-grid > .card { display: flex; flex-direction: column; border-radius: 0; border-top: 3px solid var(--color-ink); background: var(--color-bg); }
.case-archive-grid > .card .card__thumb { aspect-ratio: 16 / 9; background: var(--color-bg); border-bottom: 1px solid var(--color-line-soft); }
.case-archive-grid > .card .card__thumb img { object-fit: contain; padding: 16px; }
.case-archive-grid > .card:hover .card__thumb img { transform: none; }
.case-archive-grid > .card .card__body { padding: 32px; }
.case-archive-grid > .case-proof--story .case-proof__result { margin-top: 0; padding-bottom: 24px; }
.case-archive-grid > .case-proof--story .case-proof__link { margin-top: auto; }

/* 半年比較は増加量を主役にし、比較前後と割合も同じ場所で確認できる。 */
.case-result p { margin: 0; }
.case-result__label { font-size: .75rem; color: var(--color-text-mid); line-height: 1.8; }
.case-result__number { display: flex; align-items: baseline; gap: 10px; margin: 8px 0 20px; }
.case-result__number strong { font-family: var(--font-number); font-size: clamp(3rem, 5vw, 4.6rem); font-weight: 500; line-height: 1.1; letter-spacing: -.035em; color: var(--color-accent-deep); background: none; padding: 0; }
.case-result__number strong > span { font-size: .55em; vertical-align: .12em; }
.case-result__number > span { font-size: .8125rem; color: var(--color-text-mid); }
.case-result__comparison { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; padding-bottom: 20px; }
.case-result__comparison > span { font-size: .75rem; color: var(--color-text-mid); }
.case-result__comparison small { display: block; margin-bottom: 2px; font-size: .75rem; }
.case-result__comparison b { font-family: var(--font-number); font-size: 1.5rem; font-weight: 500; color: var(--color-ink); margin-right: 3px; }
.case-result__comparison .case-result__arrow { margin: 10px 4px 0; font-size: 1rem; }
.case-result__comparison .case-result__rate { margin: 10px 0 0 auto; padding: 4px 8px; background: var(--color-paper); color: var(--color-ink); }
.case-result--story { padding: 22px 24px; background: var(--color-paper); border-left: 2px solid var(--color-accent-deep); }
.case-result .case-result__outcome { margin: 10px 0 12px; font-size: 1.25rem; font-weight: 600; color: var(--color-ink); line-height: 1.75; }
.case-result .case-result__note { font-size: .75rem; color: var(--color-text-mid); line-height: 1.9; }
.case-result .case-result__basis { font-size: .8125rem; color: var(--color-text-mid); border-top: 1px solid var(--color-line-soft); padding-top: 16px; margin-top: 20px; line-height: 1.9; }
.case-result--detail { padding: 36px; margin: 28px 0; background: var(--color-bg); border: 1px solid var(--color-line-soft); border-top: 3px solid var(--color-ink); }
.case-result--detail .case-result__number strong { font-size: clamp(3.5rem, 6vw, 5rem); }
.case-result--detail .case-result__comparison { max-width: 400px; }
.case-result--detail.case-result--trend { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 0 40px; align-items: center; }
.case-result--detail .case-trend__data { grid-column: 1 / -1; }

/* SVGは実測値を直線で結び、ゼロ基準の軸と全月の値を提供する。 */
.case-trend { margin: 0; max-width: 660px; }
.case-trend figcaption { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px 12px; padding: 14px 0 16px; border-top: 1px solid var(--color-line-soft); color: var(--color-text-mid); font-size: .75rem; }
.case-trend__plot { position: relative; padding-left: 28px; }
.case-trend__plot svg { display: block; width: 100%; height: auto; overflow: visible; }
.case-trend__axis { position: absolute; left: 0; top: 6.74%; bottom: 10.11%; display: flex; flex-direction: column; justify-content: space-between; font-family: var(--font-number); font-size: .6875rem; color: var(--color-text-mid); line-height: 0; text-align: right; width: 22px; }
.case-trend__grid { stroke: var(--color-line-soft); stroke-width: 1; vector-effect: non-scaling-stroke; }
.case-trend__area { fill: var(--color-accent-deep); opacity: .065; }
.case-trend__line { fill: none; stroke: var(--color-accent-deep); stroke-width: 2; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.case-trend__point { fill: var(--color-bg); stroke: var(--color-accent-deep); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.case-trend__point.is-last { fill: var(--color-accent-deep); }
.case-trend__months { display: flex; justify-content: space-between; padding-left: 28px; color: var(--color-text-mid); font-size: .75rem; }
.case-trend__months span { width: 4.62%; min-width: 20px; text-align: center; white-space: nowrap; }
.case-trend__data { margin-top: 24px; font-size: .8125rem; color: var(--color-text-mid); }
.case-trend__data table { width: 100%; margin-top: 20px; border-collapse: collapse; }
.case-trend__data caption { text-align: left; padding: 0 0 12px; }
.case-trend__data th, .case-trend__data td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--color-line-soft); font-weight: 400; }
.case-trend__data thead { background: var(--color-paper); }
.case-source summary, .case-trend__data summary, .case-story__source summary { min-height: 44px; padding: 10px 0; }
.case-source summary:focus-visible, .case-trend__data summary:focus-visible, .case-story__source summary:focus-visible { outline: 2px solid var(--color-ink); outline-offset: 3px; }

/* 進め方は縦の流れで、依頼側と当社の分担は二つの面で見せる。 */
.growth-section--process { background: var(--color-ink); color: var(--color-paper); }
.growth-process-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 80px; }
.growth-section--process .growth-heading { margin-bottom: 0; }
.growth-section--process .growth-heading h2 { color: var(--color-paper); }
.growth-section--process .growth-heading > p { color: var(--color-paper-deep); }
.growth-steps { counter-reset: growth; list-style: none; display: grid; gap: 0; }
.growth-steps li { position: relative; padding: 22px 0 24px 68px; border-top: 1px solid var(--color-text-mid); }
.growth-steps li:last-child { border-bottom: 1px solid var(--color-text-mid); }
.growth-steps li::before { counter-increment: growth; content: "0" counter(growth); position: absolute; left: 0; top: 22px; font-family: var(--font-number); color: var(--color-accent); font-size: 1.5rem; font-weight: 400; }
.growth-steps h3 { font-size: 1.125rem; line-height: 1.7; margin-bottom: 10px; color: var(--color-paper); }
.growth-steps p { font-size: .9375rem; color: var(--color-paper-deep); line-height: 1.95; }
.growth-handoff { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.growth-handoff > div { padding: 36px; border: 1px solid var(--color-line-soft); background: var(--color-paper-warm); border-top: 3px solid var(--color-line-soft); }
.growth-handoff > div + div { background: var(--color-bg); border-top-color: var(--color-ink); }
.growth-handoff > div + div::before { content: "→"; position: absolute; left: calc(50% - 21px); top: 42px; display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: var(--color-ink); color: var(--color-paper); }
.growth-handoff h3 { font-size: 1.25rem; line-height: 1.7; margin: 12px 0 24px; }
.growth-handoff ul { list-style: none; font-size: .9375rem; line-height: 1.9; }
.growth-handoff li { padding: 12px 0; border-top: 1px solid var(--color-line-soft); }
.growth-handoff li:last-child { padding-bottom: 0; }
.growth-handoff p { color: var(--color-text-mid); font-size: .75rem; }
.growth-handoff .growth-heading__label { letter-spacing: .04em; }
.growth-handoff .growth-heading__label::before { display: none; }
.growth-services { counter-reset: menu; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.growth-services article { padding: 28px; border: 1px solid var(--color-line-soft); background: var(--color-bg); }
.growth-services article::before { counter-increment: menu; content: "0" counter(menu); display: block; margin-bottom: 20px; font-family: var(--font-number); color: var(--color-accent-deep); font-size: .8125rem; }
.growth-services h3 { font-size: 1.125rem; line-height: 1.7; margin-bottom: 14px; }
.growth-services p { font-size: .9375rem; color: var(--color-text-mid); line-height: 1.95; }

/* 相談の入口。既存CTAと同じ墨色で区切る。 */
.growth-consultation { padding: 72px 0; background: var(--color-ink); color: var(--color-paper); }
.growth-consultation__inner { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 64px; align-items: center; }
.growth-consultation h2 { font-family: var(--font-mincho); font-size: clamp(1.5625rem, 2.4vw, 2.25rem); line-height: 1.7; margin-bottom: 20px; color: var(--color-paper); }
.growth-consultation__title-line { display: block; }
.growth-consultation .growth-heading__label { color: var(--color-paper-deep); }
.growth-consultation__inner > div > p:not(.growth-heading__label) { font-size: .9375rem; color: var(--color-paper-deep); line-height: 1.95; }
.growth-consultation__actions { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; }
.growth-consultation__button-label { min-width: 0; }
.growth-consultation__actions .growth-note { margin: 0; color: var(--color-paper-deep); }
.growth-consultation .btn--mono-lg { max-width: 100%; white-space: normal; text-align: left; background: var(--color-paper); border-color: var(--color-paper); color: var(--color-ink); }
.growth-consultation .btn--mono-lg:hover { background: var(--color-paper-deep); }
.growth-consultation a.btn--paper:link, .growth-consultation a.btn--paper:visited { background: var(--color-paper); border-color: var(--color-paper); color: var(--color-ink); }
.growth-consultation a.btn--paper:hover, .growth-consultation a.btn--paper:focus-visible { background: var(--color-paper-deep); border-color: var(--color-paper-deep); color: var(--color-ink); }
.growth-consultation a.growth-text-link { color: var(--color-paper); }
.growth-consultation a.growth-text-link:hover { color: var(--color-accent); }
a.growth-text-link { display: inline-block; font-size: .875rem; font-weight: 600; line-height: 1.9; text-decoration: underline; text-underline-offset: 5px; color: var(--color-ink); }
a.growth-text-link:hover { color: var(--color-accent-deep); }
.growth-note { font-size: .75rem; line-height: 1.9; color: var(--color-text-mid); margin: 20px 0; }
.growth-jump { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; padding-top: 24px; }
.growth-jump .btn--mono-lg { max-width: 100%; white-space: normal; text-align: left; }
.growth-scope { padding: 28px; margin-top: 28px; background: var(--color-bg); border: 1px solid var(--color-line-soft); border-left: 3px solid var(--color-accent-deep); }
.growth-scope h3 { font-size: 1.125rem; margin-bottom: 12px; }
.growth-scope p { font-size: .9375rem; line-height: 1.95; }
.growth-scope p + p { margin-top: 12px; }
.plan-scroll-note { display: none; }
.growth-plan-scroll { max-width: 100%; overflow-x: auto; overscroll-behavior-x: contain; }
.growth-plan-scroll .plan-table { display: table; }

/* 事例詳細：読む順番と出典を明確にする。 */
.works-detail--support.section { padding: 72px 0; }
.works-detail--support .inner--narrow { max-width: var(--content-narrow); }
.case-story { counter-reset: story-section; }
.case-story__intro { font-size: 1.125rem; line-height: 2; }
.case-story__meta { display: grid; grid-template-columns: 100px minmax(0, 1fr); gap: 12px 24px; padding: 24px 0; margin: 28px 0; border-top: 1px solid var(--color-line-soft); border-bottom: 1px solid var(--color-line-soft); }
.case-story__meta dt { font-size: .8125rem; color: var(--color-text-mid); }
.case-story__meta dd { margin: 0; font-size: .9375rem; font-weight: 500; }
.case-story h2 { border-top: 1px solid var(--color-line-soft); border-bottom: 0; padding: 24px 0 0; margin: 64px 0 28px; }
.case-story h2::before { counter-increment: story-section; content: "0" counter(story-section); position: static; display: block; width: auto; height: auto; margin-bottom: 12px; background: none; color: var(--color-accent-deep); font-family: var(--font-number); font-size: .8125rem; font-weight: 400; }
.case-story ol.case-story__steps { counter-reset: story-step; padding: 0; list-style: none; }
.case-story__steps li { position: relative; margin: 16px 0; padding: 28px 28px 28px 72px; border: 1px solid var(--color-line-soft); background: var(--color-bg); }
.case-story__steps li::before { counter-increment: story-step; content: "0" counter(story-step); position: absolute; top: 30px; left: 24px; font-family: var(--font-number); font-size: .875rem; color: var(--color-accent-deep); }
.case-story__steps h3 { font-family: var(--font-body); font-size: 1.0625rem; border: 0; padding: 0; margin: 0 0 14px; line-height: 1.8; }
.case-story__steps p { font-size: .9375rem; line-height: 1.95; margin: 0; }
.case-story__links { display: flex; flex-wrap: wrap; gap: 20px; padding: 24px 0; }
.case-story__source { margin: 32px 0; padding: 20px 24px; background: var(--color-paper-warm); border: 1px solid var(--color-line-soft); font-size: .8125rem; color: var(--color-text-mid); }
.case-story__source p { font-size: .8125rem; line-height: 1.95; margin: 16px 0 0; }
body.single-case_study .page-hero__title { font-size: clamp(1.6rem, 3.3vw, 3rem); line-height: 1.65; }

@media (max-width: 1024px) {
  .growth-heading--split, .growth-process-layout, .growth-consultation__inner { gap: 0 36px; }
  .case-proof { padding: 26px; }
  .case-proof--wide { gap: 0 32px; }
  .case-result__comparison { gap: 8px; }
  .growth-services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .growth-handoff > div { padding: 28px; }
}
@media (max-width: 768px) {
  .growth-section { padding: 56px 0; }
  .growth-heading { margin-bottom: 28px; }
  .growth-heading h2 { font-size: clamp(1.5rem, 6.7vw, 1.75rem); line-height: 1.6; }
  .growth-heading > p:last-child { font-size: .9375rem; }
  .growth-heading--split { display: block; }
  .growth-heading--split h2 { margin-bottom: 18px; }
  .case-proof-grid, .archive-grid.case-archive-grid { grid-template-columns: 1fr; gap: 18px; }
  .case-proof { padding: 24px; }
  .case-proof h3 { font-size: 1.25rem; }
  .case-proof__eyebrow { margin-bottom: 18px; }
  .case-proof__summary { font-size: .875rem; }
  .case-proof--wide { display: flex; }
  .case-proof--wide .case-proof__main { align-self: stretch; padding-bottom: 0; }
  .case-proof--wide .case-proof__result { margin-top: auto; padding: 26px 0 0; border-left: 0; }
  .case-proof--wide .case-proof__link { align-self: stretch; }
  .case-result--story { padding: 20px 16px; }
  .case-result .case-result__outcome { font-size: clamp(1.0625rem, 4.6vw, 1.125rem); }
  .case-result__number strong { font-size: 3.75rem; }
  .case-result__comparison { gap: 8px; }
  .case-result__comparison .case-result__rate { font-size: .75rem; }
  .case-archive-grid > .card .card__body { padding: 24px; }
  .case-section-foot { display: block; }
  .case-source { max-width: none; margin-top: 14px; }
  .growth-process-layout { grid-template-columns: 1fr; gap: 36px; }
  .growth-steps li { padding-left: 54px; }
  .growth-steps h3 { font-size: 1.0625rem; }
  .growth-steps p { font-size: .875rem; }
  .growth-handoff { grid-template-columns: 1fr; gap: 24px; }
  .growth-handoff > div { padding: 24px; }
  .growth-handoff > div + div { position: relative; }
  .growth-handoff > div + div::before { content: "↓"; top: -34px; }
  .growth-handoff h3 { font-size: 1.125rem; }
  .growth-handoff ul { font-size: .875rem; }
  .growth-services { grid-template-columns: 1fr; gap: 14px; }
  .growth-services article { padding: 24px; }
  .growth-services article::before { margin-bottom: 14px; }
  .growth-services p { font-size: .875rem; }
  .growth-consultation { padding: 48px 0; }
  .growth-consultation h2 { font-size: clamp(1.375rem, 6.4vw, 1.5625rem); }
  .growth-consultation__inner { grid-template-columns: 1fr; gap: 28px; }
  .growth-scope { padding: 22px; }
  .plan-scroll-note { display: block; font-size: .75rem; color: var(--color-text-mid); margin-bottom: 12px; }
  .case-story__meta { grid-template-columns: 72px minmax(0, 1fr); gap: 12px 16px; }
  .works-detail--support.section { padding: 40px 0 56px; }
  .case-story h2 { font-size: 1.5rem; margin-top: 40px; text-wrap: balance; }
  .case-story__steps li { padding: 24px 20px 24px 54px; }
  .case-story__steps li::before { top: 27px; left: 20px; }
  .case-result--detail { padding: 24px 20px; }
  .case-result--detail.case-result--trend { display: block; }
  .case-story__source { padding: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .case-proof, .case-proof__link > span { transition: none; }
}