/* 2026-09-07 — Evidence-led editorial refinement. */
:root { --ref-paper: #F8F6F0; --ref-ink: #172536; --ref-muted: #526073; --ref-line: #C9CED0; --ref-gold: #8B6A2D; }
/* Lower the experience frame within the existing hero bottom padding. */
.hero__badges { position: relative; top: 32px; }
@media (max-width: 767px) { .hero__badges { top: 16px; } }
.hero__heading-line { display: block; white-space: nowrap; }
.hero__heading br { display: none; }
@media (max-width: 767px) {
 .hero__heading { font-size: clamp(1.25rem, 6.5vw, 2.35rem); }
}
.eyebrow { margin: 0 0 16px; font: 500 .6875rem/1.8 var(--font-mono); letter-spacing: .14em; color: var(--ref-gold); }
.hero__toc-label { font-family: var(--font-body); font-size: .75rem; letter-spacing: .02em; }
.hero__toc-link { min-height: 44px; }
.practice-showcase { position: relative; margin-top: 72px; padding-top: 36px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; border-top: 2px solid var(--ref-ink); text-align: left; color: var(--ref-ink); scroll-margin-top: 120px; }
.practice-showcase__intro h3 { font: 600 clamp(1.5rem,2.4vw,2rem)/1.6 var(--font-display); margin: 0 0 20px; }
.practice-showcase__intro > p:last-child { font: 400 .9375rem/1.95 var(--font-body); max-width: 32em; }
.practice-showcase__links { display: grid; gap: 16px; }
.practice-showcase__links > a { display: grid; gap: 10px; background: var(--ref-paper); padding: 24px 28px; border: 1px solid var(--ref-line); color: inherit; text-decoration: none; }
.practice-showcase__links > a:hover { border-color: var(--ref-gold); }
.practice-showcase__links .eyebrow { margin: 0; }
.practice-showcase__links strong { font: 600 1.375rem/1.6 var(--font-display); }
.practice-showcase__links a > span:not(.eyebrow) { font: 400 .875rem/1.85 var(--font-body); }
.practice-showcase__links b { display: flex; justify-content: space-between; font-size: .8125rem; margin-top: 8px; font-weight: 500; color: #354B70; }
.reading-nav { display: flex; flex-wrap: wrap; gap: 4px 22px; border-top: 1px solid var(--ref-line); padding-top: 14px; margin-top: 24px; }
.reading-nav a { display: inline-flex; align-items: center; gap: 16px; min-height: 44px; font: 500 .8125rem/1.6 var(--font-body); color: #354B70; text-decoration: underline; text-underline-offset: 5px; }
.detail-hero .reading-nav { border-color: #536071; }
.detail-hero .reading-nav a { color: #E4CD8A; }
[id^="case-"], [id^="scope-"], [id^="project-"] { scroll-margin-top: 100px; }
.career-overview { display: grid; grid-template-columns: minmax(180px,260px) minmax(0,1fr); align-items: center; gap: 48px; margin-bottom: 60px; padding: 32px; border-top: 2px solid var(--ref-ink); border-bottom: 1px solid var(--ref-line); background: var(--ref-paper); }
.career-overview .star-diagram { width: 100%; max-width: 260px; margin: 0; }
.career-overview h2 { font: 600 clamp(1.25rem,2vw,1.65rem)/1.7 var(--font-display); margin: 0 0 18px; }
.career-overview__copy > p:not(.eyebrow) { font: 400 .9375rem/1.95 var(--font-body); }
.evidence-facts { margin: 24px 0 0; }
.evidence-facts > div { display: grid; grid-template-columns: 6em 1fr; gap: 14px; padding: 13px 0; border-top: 1px solid var(--ref-line); }
.evidence-facts dt { font: 500 .75rem/1.8 var(--font-body); color: var(--ref-muted); }
.evidence-facts dd { margin: 0; font: 400 .8125rem/1.8 var(--font-body); }
.career-overview .reading-nav { gap: 4px 15px; }
.career-overview .reading-nav a { font-size: .75rem; gap: 6px; }
.star-block__word { font-family: var(--font-body); letter-spacing: .04em; }
.scope-note, .tool-intro-note { font: 400 .8125rem/1.85 var(--font-body); margin-top: 24px; }
.scope-note { color: var(--ref-muted); border-top: 1px solid var(--ref-line); padding-top: 18px; }
.tool-intro-note { color: #D6DFEB; max-width: 52em; }
.scope-output { padding: 16px 0 0; margin: 18px 0 4px; border-top: 1px solid var(--ref-line); font: 500 .9375rem/1.8 var(--font-body); }
.scope-output > span { display: block; font-size: .6875rem; letter-spacing: .08em; color: var(--ref-muted); margin-bottom: 4px; }
.scope-evidence { display: inline-block; padding: 10px 0; font: 400 .8125rem/1.8 var(--font-body); color: #354B70; text-decoration: underline; text-underline-offset: 5px; }
.practice-section { background: var(--ref-paper); }
.practice-inline { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; }
.practice-inline > p { font: 400 .9375rem/1.95 var(--font-body); margin: 0; }
.practice-inline a { display: flex; justify-content: space-between; gap: 14px; padding: 18px 0; border-top: 1px solid var(--ref-line); font-size: .875rem; color: #354B70; }
.work-index { background: var(--ref-paper); }
.work-index .reading-nav { max-width: 900px; padding: 12px 24px; margin: 0 auto; border-top: 0; }
.work-story .detail-media { display: grid; grid-template-columns: minmax(0,1.7fr) minmax(0,1fr); gap: 32px; align-items: center; padding: 28px 0; margin-bottom: 26px; border-top: 1px solid var(--ref-line); box-shadow: none; background: transparent; overflow: visible; }
.work-story .detail-media::after { display: none; }
.work-story .detail-media__cap { display: grid; gap: 14px; padding: 0; border: 0; background: transparent; color: var(--ref-ink); }
.work-story .detail-media__cap::before { display: none; }
.work-story .detail-media__cap strong { font: 600 1.2rem/1.7 var(--font-display); }
.work-story .detail-media__cap span { font: 400 .875rem/1.95 var(--font-body); }
.work-story .detail-media__cap small { font: 400 .75rem/1.8 var(--font-body); color: var(--ref-muted); }
.work-story .detail-hero__preview { transform: none; }
.work-story .detail-hero__preview a { display: block; }
/* Reveal and carousel content survive module/network errors. */
html:not(.reveal-ready) .js-reveal { opacity: 1; transform: none; transition: none; }
html:not(.carousel-ready) .works-slider__track { flex-wrap: wrap; transform: none; }
html:not(.carousel-ready) .works-slider__controls { display: none; }
@media (min-width: 768px) { .routing { min-height: 0; } .summary-band { min-height: 420px; } }
@media (max-width: 1050px) {
 .career-overview { gap: 28px; padding: 24px; }
}
@media (max-width: 767px) {
 .practice-showcase { grid-template-columns: 1fr; gap: 24px; margin-top: 48px; }
 .practice-showcase__links > a { padding: 22px; }
 .career-overview { grid-template-columns: minmax(0,1fr); padding: 24px 20px; gap: 28px; margin-bottom: 40px; }
 .career-overview__copy { grid-row: 1; }
 .career-overview .star-diagram { justify-self: center; max-width: 230px; }
 .career-overview h2 { font-size: 1.4rem; }
 .evidence-facts > div { grid-template-columns: 1fr; gap: 4px; }
 .practice-inline { grid-template-columns: 1fr; gap: 24px; }
 .work-story .detail-media { grid-template-columns: 1fr; gap: 20px; }
 .work-index .reading-nav { gap: 4px 20px; }
 .work-index .reading-nav a { font-size: .75rem; }
}
@media (forced-colors: active) {
 .career-overview, .practice-showcase__links > a { border: 1px solid CanvasText; }
 .practice-showcase, .career-overview { color: CanvasText; background: Canvas; }
}

/* 2026-09-23 — Card grammar: 明暗の境界を名刺の折り目（濃紺2面＋金の稜線）で切り替える。
   専用要素 .fold-seam（高さ0）に SVG を絶対配置。.section 本体・背景 stage には触れない。
   計画: plans/20260923_portfolio-card-grammar-referral-kit.md §3 L1 */
:root { --fold-navy: #0C1626; --fold-lift: #22365A; --fold-gold: #D9BA6E; }
.fold-seam { position: relative; z-index: 5; height: 0; pointer-events: none; }
.fold-seam__svg { position: absolute; left: 0; width: 100%; height: clamp(48px, 6vw, 88px); display: block; overflow: visible; }
.fold-seam--rise .fold-seam__svg { bottom: -1px; }
.fold-seam--fall .fold-seam__svg { top: -1px; }
.fold-seam__face { fill: var(--fold-navy); }
.fold-seam__face--lift { fill: var(--fold-lift); }
.fold-seam__ridge { stroke: var(--fold-gold); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
@media (forced-colors: active) { .fold-seam { display: none; } }
@media print { .fold-seam { display: none; } }