/* フォント読み込みは現状 Google Fonts の <link> に依存。本番公開時に self-host（woff2 同梱・font-display: swap）へ切り替える。 */
:root {
  --navy-deep: #00053c;
  --navy-mid: #1a3a6b;
  --gold: #c9af77;
  --gold-deep: #a39642;
  --champagne: #dcd5ad;
  --off-white: #eeeee7;
  --white: #ffffff;
  --ink: #1e1e1e;
  --gray-sub: #6b7280;
  --line: rgba(0, 5, 60, 0.14);
  --shadow: 0 22px 70px rgba(0, 5, 60, 0.09);
  --serif: "Noto Serif JP", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Yu Gothic", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  line-break: strict;
  overflow-wrap: break-word;
}
body.menu-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; }
h1, h2, h3, h4 { margin: 0; color: var(--navy-deep); font-family: var(--serif); font-feature-settings: "palt" 1; }
h1 { font-size: clamp(2.2rem, 6vw, 4.5rem); line-height: 1.2; letter-spacing: .03em; }
h2 { font-size: clamp(1.75rem, 4vw, 2.65rem); line-height: 1.38; letter-spacing: .025em; }
h3 { font-size: clamp(1.12rem, 2vw, 1.4rem); line-height: 1.5; }
p { margin: 0; }
ul, ol { margin: 0; padding-left: 1.25rem; }

.container { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.container-narrow { width: min(760px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: clamp(68px, 10vw, 124px) 0; }
.section-tight { padding: clamp(52px, 7vw, 82px) 0; }
.bg-off { background: var(--off-white); }
.bg-navy { background: var(--navy-deep); color: var(--white); }
.bg-navy h1, .bg-navy h2, .bg-navy h3 { color: var(--white); }
.eyebrow { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; color: var(--navy-mid); font-size: 11px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; }
.bg-navy .eyebrow { color: var(--gold); }
.lead { margin-top: 24px; max-width: 720px; color: #43464d; }
.bg-navy .lead { color: rgba(255,255,255,.72); }
.section-head { margin-bottom: 52px; }
.section-head.center { text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .lead { margin-inline: auto; }
.gold-rule { width: 54px; height: 2px; margin-top: 22px; background: var(--gold-deep); }
.center .gold-rule { margin-inline: auto; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 50; background: rgba(255,255,255,.92); border-bottom: 1px solid rgba(0,5,60,.08); backdrop-filter: blur(18px); }
.header-inner { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { text-decoration: none; color: var(--navy-deep); font-weight: 700; letter-spacing: .08em; line-height: 1.1; }
.brand small { display: block; margin-top: 4px; color: var(--navy-mid); font-size: 9px; letter-spacing: .16em; }
.desktop-nav { display: flex; align-items: center; gap: 24px; }
.desktop-nav a { color: var(--navy-deep); text-decoration: none; font-size: 13px; font-weight: 500; }
.desktop-nav a:hover { color: var(--gold-deep); }
.menu-toggle { display: none; width: 44px; height: 44px; border: 0; background: transparent; color: var(--navy-deep); font-size: 24px; }
.mobile-nav { display: none; position: fixed; inset: 72px 0 0; z-index: 49; padding: 24px; background: var(--white); }
.mobile-nav.open { display: block; }
.mobile-nav a { display: block; padding: 16px 4px; border-bottom: 1px solid var(--line); text-decoration: none; font-weight: 500; }

.btn { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 10px; padding: 12px 28px; border: 1px solid transparent; border-radius: 4px; font-weight: 700; text-decoration: none; transition: .2s ease; cursor: pointer; }
.btn-primary { background: var(--navy-mid); color: var(--gold); }
.btn-primary:hover { background: var(--navy-deep); transform: translateY(-2px); }
.btn-gold { background: var(--gold); color: var(--navy-deep); }
.btn-gold:hover { background: var(--gold-deep); }
.btn-outline { border-color: var(--navy-mid); color: var(--navy-mid); background: transparent; }
.btn-outline:hover { background: var(--navy-mid); color: var(--white); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.tag { display: inline-flex; padding: 5px 10px; border: 1px solid rgba(163,150,66,.45); color: var(--navy-mid); font-size: 11px; font-weight: 700; letter-spacing: .04em; }

.hero { position: relative; min-height: 760px; padding: 150px 0 86px; overflow: hidden; background: linear-gradient(145deg, #fff 0%, #fff 52%, #f4f2e8 100%); }
.hero::after { content: ""; position: absolute; width: 720px; height: 720px; right: -280px; top: -250px; border: 1px solid rgba(163,150,66,.3); border-radius: 50%; box-shadow: 0 0 0 70px rgba(201,175,119,.035), 0 0 0 150px rgba(26,58,107,.025); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr .92fr; gap: 64px; align-items: center; }
.hero-copy .tag { margin-bottom: 22px; }
.hero-copy h1 span { color: var(--gold-deep); }
.hero-copy .sub { max-width: 660px; margin: 28px 0 30px; color: #444852; font-size: 17px; }
.hero-note { margin-top: 14px; color: var(--gray-sub); font-size: 12px; }
.hero-visual { position: relative; min-height: 460px; }
.orbit { position: absolute; inset: 0; border: 1px solid rgba(26,58,107,.18); border-radius: 50%; animation: breathe 7s ease-in-out infinite; }
.orbit.o2 { inset: 55px; border-color: rgba(163,150,66,.35); animation-delay: -2s; }
.ai-core { position: absolute; inset: 50% auto auto 50%; width: 170px; height: 170px; display: grid; place-items: center; transform: translate(-50%,-50%); border-radius: 24px; color: white; background: var(--navy-deep); box-shadow: 0 24px 65px rgba(0,5,60,.24); text-align: center; }
.ai-core strong { color: var(--gold); font-family: var(--serif); font-size: 25px; }
.ai-core small { display: block; color: rgba(255,255,255,.62); font-size: 10px; letter-spacing: .12em; }
.orbit-node { position: absolute; min-width: 128px; padding: 16px 18px; border: 1px solid rgba(26,58,107,.16); border-radius: 10px; background: rgba(255,255,255,.94); box-shadow: 0 12px 30px rgba(0,5,60,.08); color: var(--navy-deep); font-size: 13px; font-weight: 700; }
.orbit-node small { display: block; color: var(--gray-sub); font-size: 10px; font-weight: 500; }
.node-1 { top: 2%; left: 42%; }.node-2 { top: 31%; right: -3%; }.node-3 { bottom: 4%; right: 15%; }.node-4 { bottom: 9%; left: 2%; }.node-5 { top: 25%; left: -4%; }
@keyframes breathe { 50% { transform: scale(1.035); } }

.metric-strip { position: relative; z-index: 2; margin-top: -34px; }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-radius: 10px; overflow: hidden; box-shadow: var(--shadow); background: var(--white); }
.metric { padding: 34px 32px; border-right: 1px solid var(--line); }
.metric:last-child { border-right: 0; }
.metric strong { display: block; color: var(--navy-deep); font-family: var(--serif); font-size: clamp(2.2rem, 5vw, 4.2rem); line-height: 1; }
.metric span { display: block; margin-top: 10px; color: var(--gray-sub); font-size: 13px; }

.bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 18px; }
.card { border-radius: 10px; background: var(--white); border: 1px solid rgba(0,5,60,.11); padding: 30px; }
.card.shadow { border: 0; box-shadow: var(--shadow); }
.span-4 { grid-column: span 4; }.span-5 { grid-column: span 5; }.span-6 { grid-column: span 6; }.span-7 { grid-column: span 7; }.span-8 { grid-column: span 8; }.span-12 { grid-column: span 12; }
.card-number { color: var(--navy-mid); font-size: 12px; font-weight: 700; letter-spacing: .15em; }
.card h3 { margin: 12px 0 12px; }
.card p { color: #555963; font-size: 14px; }
.link-arrow { display: inline-flex; margin-top: 18px; color: var(--navy-mid); font-size: 13px; font-weight: 700; text-decoration: none; }
.link-arrow::after { content: "→"; margin-left: 8px; }

.comparison { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: var(--line); }
.comparison article { padding: 32px; background: var(--white); }
.comparison article.featured { background: var(--navy-deep); color: var(--white); }
.comparison article.featured h3 { color: var(--white); }
.comparison .role { display: inline-block; margin-bottom: 16px; color: var(--navy-mid); font-size: 11px; letter-spacing: .14em; }
.comparison article.featured .role { color: var(--gold); }
.comparison ul { margin-top: 18px; color: #5a5e68; font-size: 14px; }
.comparison article.featured ul { color: rgba(255,255,255,.72); }

.workflow { display: grid; grid-template-columns: 1fr 70px 1fr; gap: 22px; align-items: stretch; }
.flow-panel { padding: 34px; border: 1px solid var(--line); border-radius: 12px; background: var(--white); }
.flow-panel.after { border-color: rgba(201,175,119,.7); box-shadow: 0 18px 60px rgba(0,5,60,.08); }
.flow-layer { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.flow-layer span { padding: 9px 12px; border-radius: 999px; background: var(--off-white); color: var(--navy-mid); font-size: 12px; }
.flow-panel.after .flow-layer span { background: rgba(26,58,107,.08); }
.flow-arrow { display: grid; place-items: center; color: var(--gold-deep); font-size: 30px; }

.skills-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.skill-cat { min-height: 250px; padding: 24px; border-radius: 10px; color: white; background: var(--navy-deep); }
.skill-cat:nth-child(even) { background: var(--navy-mid); }
.skill-cat .count { color: var(--gold); font-family: var(--serif); font-size: 36px; }
.skill-cat h3 { margin: 8px 0 16px; color: white; font-size: 18px; }
.skill-cat ul { color: rgba(255,255,255,.68); font-size: 12px; }

.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.step { position: relative; padding: 26px 24px 30px; border-top: 1px solid var(--champagne); }
.step::before { content: ""; position: absolute; top: -5px; left: 24px; width: 9px; height: 9px; border-radius: 50%; background: var(--gold-deep); }
.step .no { color: var(--navy-mid); font-size: 11px; letter-spacing: .12em; }
.step h3 { margin: 10px 0; font-size: 18px; }
.step p { color: var(--gray-sub); font-size: 12px; }

.articles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.article-card { display: flex; flex-direction: column; min-height: 290px; padding: 28px; border: 1px solid var(--line); border-radius: 10px; background: var(--white); text-decoration: none; transition: .2s ease; }
.article-card:hover { transform: translateY(-4px); border-color: var(--gold-deep); box-shadow: var(--shadow); }
.article-card .meta { color: var(--navy-mid); font-size: 11px; font-weight: 700; letter-spacing: .08em; }
.article-card h3 { margin: 18px 0 12px; }
.article-card p { color: var(--gray-sub); font-size: 13px; }
.article-card .more { margin-top: auto; padding-top: 24px; color: var(--navy-mid); font-size: 12px; font-weight: 700; }

.page-hero { padding: 150px 0 78px; background: linear-gradient(130deg, var(--off-white), #fff); border-bottom: 1px solid var(--line); }
.breadcrumbs { margin-bottom: 24px; color: var(--gray-sub); font-size: 12px; }
.breadcrumbs a { text-decoration: none; }
.page-hero p { max-width: 720px; margin-top: 24px; color: #50545d; }
.page-nav { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 28px; }

.content-layout { display: grid; grid-template-columns: minmax(0, 760px) 280px; gap: 64px; align-items: start; }
.article-body h2 { margin: 68px 0 22px; padding-top: 18px; border-top: 1px solid var(--champagne); font-size: 28px; }
.article-body h3 { margin: 34px 0 16px; font-size: 21px; }
.article-body p, .article-body li { color: #3f434b; }
.article-body p + p { margin-top: 18px; }
.article-body ul, .article-body ol { margin: 18px 0; }
.article-body .summary { padding: 28px; border-left: 3px solid var(--gold-deep); background: var(--off-white); }
.article-body .source-note { padding: 18px 20px; border: 1px solid var(--line); color: var(--gray-sub); font-size: 12px; }
.side-nav { position: sticky; top: 96px; padding: 24px; border: 1px solid var(--line); border-radius: 8px; }
.side-nav strong { color: var(--navy-deep); font-family: var(--serif); }
.side-nav a { display: block; padding: 10px 0; border-bottom: 1px solid var(--line); color: var(--gray-sub); font-size: 12px; text-decoration: none; }

.faq details { border-bottom: 1px solid var(--line); }
.faq summary { padding: 22px 6px; color: var(--navy-deep); font-family: var(--serif); font-weight: 700; cursor: pointer; }
.faq details p { padding: 0 6px 22px; color: #555963; }

.diagnosis-shell { max-width: 780px; margin-inline: auto; padding: 34px; border: 1px solid var(--line); border-radius: 14px; background: var(--white); box-shadow: var(--shadow); }
.progress { height: 5px; margin-bottom: 26px; border-radius: 99px; overflow: hidden; background: var(--off-white); }
.progress span { display: block; width: 16.6%; height: 100%; background: var(--gold-deep); transition: width .25s ease; }
.question { display: none; }
.question.active { display: block; }
.question h2 { font-size: 26px; }
.options { display: grid; gap: 10px; margin-top: 28px; }
.option { display: flex; align-items: flex-start; gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: 8px; background: white; text-align: left; cursor: pointer; }
.option:hover, .option.selected { border-color: var(--navy-mid); background: rgba(26,58,107,.04); }
.diag-actions { display: flex; justify-content: space-between; gap: 12px; margin-top: 28px; }
.diag-result { display: none; }
.diag-result.active { display: block; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { color: var(--navy-deep); font-size: 13px; font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; padding: 14px 15px; border: 1px solid var(--line); border-radius: 5px; background: white; }
.field textarea { min-height: 150px; resize: vertical; }

.cta { position: relative; overflow: hidden; padding: clamp(70px, 10vw, 110px) 0; background: var(--navy-deep); color: white; }
.cta::after { content: ""; position: absolute; right: -140px; top: -220px; width: 520px; height: 520px; border: 1px solid rgba(201,175,119,.3); border-radius: 50%; box-shadow: 0 0 0 70px rgba(201,175,119,.05); }
.cta-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr auto; gap: 44px; align-items: center; }
.cta h2 { color: white; }
.cta p { margin-top: 16px; color: rgba(255,255,255,.68); }

.site-footer { padding: 70px 0 30px; background: #00042f; color: white; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 2fr; gap: 70px; }
.footer-brand { color: white; font-family: var(--serif); font-size: 20px; }
.footer-brand p { margin-top: 14px; color: rgba(255,255,255,.5); font-size: 12px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.footer-links strong { display: block; margin-bottom: 12px; color: var(--gold); font-size: 12px; }
.footer-links a { display: block; margin: 8px 0; color: rgba(255,255,255,.6); font-size: 12px; text-decoration: none; }
.copyright { margin-top: 50px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.35); font-size: 10px; letter-spacing: .1em; }

.reveal { opacity: 1; transform: none; }
.reveal.visible { animation: rise-in .55s ease both; }
@keyframes rise-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 960px) {
  .hero-v4 .hero-grid { grid-template-columns: 1fr; }
  .desktop-nav { display: none; }
  .menu-toggle { display: block; }
  .hero-grid, .content-layout, .cta-inner, .footer-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-visual { min-height: 400px; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .skills-grid .skill-cat:last-child { grid-column: 1 / -1; min-height: 190px; }
  .process { grid-template-columns: 1fr 1fr; }
  .articles { grid-template-columns: 1fr 1fr; }
  .side-nav { display: none; }
}

@media (max-width: 680px) {
  .container, .container-narrow { width: min(100% - 28px, 1120px); }
  .header-inner { height: 66px; }
  .mobile-nav { inset-block-start: 66px; }
  .hero { padding-top: 114px; }
  .hero-grid { gap: 38px; }
  .hero-copy .sub { font-size: 15px; }
  .hero-visual { min-height: 330px; transform: scale(.92); }
  .orbit-node { min-width: 105px; padding: 11px 12px; font-size: 11px; }
  .ai-core { width: 140px; height: 140px; }
  .metric-strip { margin-top: -18px; }
  .metric-grid { grid-template-columns: 1fr; }
  .metric { padding: 24px; border-right: 0; border-bottom: 1px solid var(--line); }
  .metric:last-child { border-bottom: 0; }
  .bento { grid-template-columns: 1fr; }
  .span-4, .span-5, .span-6, .span-7, .span-8, .span-12 { grid-column: 1; }
  .comparison, .workflow { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); }
  .skills-grid, .articles, .process, .footer-links, .form-grid { grid-template-columns: 1fr; }
  .skills-grid .skill-cat:last-child, .field.full { grid-column: auto; }
  .skill-cat { min-height: 190px; }
  .step { padding-left: 12px; }
  .step::before { left: 12px; }
  .btn-row .btn { width: 100%; }
  .page-hero { padding-top: 118px; }
  .diagnosis-shell { padding: 24px 18px; }
  .cta .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* v4: deeper content architecture and explanatory diagrams */
.hero-v4 { min-height: 810px; }
.hero-v4 .hero-grid { grid-template-columns: 1.05fr .95fr; }
.hero-checks { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: -8px 0 28px; padding: 0; list-style: none; color: var(--navy-mid); font-size: 13px; font-weight: 700; }
.hero-checks li::before { content: "✓"; margin-right: 7px; color: var(--gold-deep); }
.execution-board { overflow: hidden; border: 1px solid rgba(26,58,107,.16); border-radius: 18px; background: #fff; box-shadow: 0 30px 80px rgba(0,5,60,.14); }
.board-top { display: flex; align-items: center; gap: 10px; padding: 18px 22px; border-bottom: 1px solid var(--line); background: var(--navy-deep); color: white; }
.board-top small { margin-left: auto; color: var(--gold); font-size: 10px; letter-spacing: .12em; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 5px rgba(201,175,119,.18); }
.board-input { padding: 22px 24px; background: #f7f8fb; }
.board-input span, .board-output span { display: block; color: var(--navy-mid); font-size: 10px; font-weight: 700; letter-spacing: .14em; }
.board-input p { margin-top: 5px; color: #555963; font-size: 13px; }
.run-list { margin: 0; padding: 10px 24px; list-style: none; }
.run-list li { display: grid; grid-template-columns: 34px 1fr auto; gap: 12px; align-items: center; padding: 15px 0; border-bottom: 1px solid var(--line); }
.run-list b { color: var(--gold-deep); font-family: var(--serif); }
.run-list span { color: var(--navy-deep); font-size: 13px; font-weight: 700; }
.run-list em { color: var(--gold-deep); font-size: 11px; font-style: normal; }
.run-list li:last-child em { color: var(--navy-mid); }
.board-output { margin: 14px 24px 24px; padding: 18px; border-left: 3px solid var(--gold-deep); background: var(--off-white); }
.board-output strong { display: block; margin-top: 5px; color: var(--navy-deep); font-size: 14px; }
.metric strong span { display: inline; margin: 0 0 0 5px; font-size: .34em; }
.metric p { margin-top: 10px; color: var(--navy-deep); font-size: 13px; font-weight: 700; }
.metric small { display: block; margin-top: 4px; color: var(--gray-sub); font-size: 10px; }

.execution-flow { display: grid; grid-template-columns: 1fr 34px 1fr 34px 1fr 34px 1fr; align-items: stretch; }
.execution-flow article { padding: 28px 22px; border: 1px solid var(--line); border-radius: 12px; background: white; }
.execution-flow article.accent { border-color: var(--navy-mid); background: var(--navy-deep); color: white; box-shadow: var(--shadow); }
.execution-flow article > span { color: var(--navy-mid); font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.execution-flow article.accent > span { color: var(--gold); }
.flow-icon { display: grid; width: 42px; height: 42px; margin: 18px 0; place-items: center; border-radius: 50%; background: var(--off-white); color: var(--navy-mid); font-family: var(--serif); font-weight: 700; }
.execution-flow .accent .flow-icon { background: rgba(255,255,255,.12); color: var(--gold); }
.execution-flow h3 { font-size: 17px; }
.execution-flow .accent h3 { color: white; }
.execution-flow p { margin-top: 10px; color: var(--gray-sub); font-size: 12px; }
.execution-flow .accent p { color: rgba(255,255,255,.68); }
.connector { display: grid; place-items: center; color: var(--gold-deep); font-size: 22px; }
.output-samples { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 18px; }
.output-samples div { padding: 19px 22px; border: 1px solid var(--line); border-radius: 8px; }
.output-samples small { display: block; color: var(--navy-mid); font-size: 9px; letter-spacing: .13em; }
.output-samples strong { display: block; margin-top: 7px; color: var(--navy-deep); }
.output-samples span { color: var(--gray-sub); font-size: 11px; }

.before-after { display: grid; grid-template-columns: 1fr 52px 1fr; align-items: stretch; }
.manual-lane, .ai-lane { padding: 32px; border: 1px solid var(--line); border-radius: 14px; background: white; }
.ai-lane { border-color: rgba(163,150,66,.55); box-shadow: var(--shadow); }
.lane-title span { color: var(--navy-mid); font-size: 10px; font-weight: 700; letter-spacing: .14em; }
.lane-title h3 { margin-top: 8px; }
.manual-lane ol { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 24px; padding: 0; list-style: none; counter-reset: task; }
.manual-lane li { padding: 11px 12px; background: #f3f3ef; color: #5d6067; font-size: 12px; counter-increment: task; }
.manual-lane li::before { content: counter(task, decimal-leading-zero); margin-right: 8px; color: #999; }
.lane-arrow { display: grid; place-items: center; color: var(--gold-deep); font-size: 26px; }
.pipeline { display: grid; grid-template-columns: repeat(3,1fr); gap: 6px; margin-top: 24px; }
.pipeline div { position: relative; padding: 18px 10px; border-radius: 8px; background: var(--navy-deep); color: var(--gold); text-align: center; font-weight: 700; }
.pipeline div:not(:last-child)::after { content: "→"; position: absolute; right: -11px; z-index: 2; color: var(--gold-deep); }
.pipeline small { color: rgba(255,255,255,.62); font-weight: 500; }
.human-gate { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 18px; }
.human-gate b { width: 100%; color: var(--navy-deep); font-size: 12px; }
.human-gate span { padding: 6px 9px; border: 1px solid var(--line); border-radius: 99px; color: var(--gray-sub); font-size: 10px; }
.lane-note { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--gray-sub); font-size: 12px; font-weight: 700; }
.lane-note.positive { color: var(--navy-mid); }
.measurement-note { display: flex; gap: 12px; margin-top: 20px; padding: 20px 24px; border-left: 3px solid var(--gold-deep); background: white; color: #555963; font-size: 13px; }
.measurement-note b { color: var(--navy-deep); }

.case-deep-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.case-deep { padding: 28px; border: 1px solid var(--line); border-radius: 12px; background: white; }
.case-head span { color: var(--navy-mid); font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.case-head h3 { margin-top: 10px; }
.case-deep dl { margin: 24px 0 0; }
.case-deep dl div { padding: 14px 0; border-top: 1px solid var(--line); }
.case-deep dt { color: var(--navy-mid); font-size: 10px; font-weight: 700; }
.case-deep dd { margin: 5px 0 0; color: #555963; font-size: 12px; }
.case-deep details { margin-top: 10px; border-top: 1px solid var(--line); }
.case-deep summary { padding: 16px 0 0; color: var(--navy-mid); font-size: 11px; font-weight: 700; cursor: pointer; }
.case-deep details p { margin-top: 12px; color: var(--gray-sub); font-size: 11px; }
.section-actions { margin-top: 28px; }

.skill-map { display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: 18px; align-items: center; }
.map-input, .map-output, .map-core { padding: 30px 24px; border: 1px solid rgba(255,255,255,.15); border-radius: 12px; text-align: center; }
.map-input span, .map-output span, .map-core > span { display: block; color: var(--gold); font-size: 9px; font-weight: 700; letter-spacing: .15em; }
.map-input b, .map-output b { display: block; margin-top: 10px; color: white; }
.map-input small, .map-output small { color: rgba(255,255,255,.48); }
.map-core { position: relative; border-color: var(--gold); background: rgba(255,255,255,.06); box-shadow: 0 20px 70px rgba(0,0,0,.22); }
.map-core::before, .map-core::after { content: "→"; position: absolute; top: 50%; color: var(--gold); font-size: 22px; }
.map-core::before { left: -28px; }.map-core::after { right: -28px; }
.map-core strong { display: block; margin: 8px 0 18px; color: white; font-family: var(--serif); font-size: 26px; }
.map-categories { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.map-categories i { padding: 5px 8px; border-radius: 99px; background: rgba(255,255,255,.1); color: rgba(255,255,255,.75); font-size: 10px; font-style: normal; }
.governance-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; margin-top: 18px; }
.governance-row div { padding: 17px; border-top: 1px solid rgba(201,175,119,.35); }
.governance-row b { display: block; color: var(--gold); font-size: 12px; }
.governance-row span { color: rgba(255,255,255,.58); font-size: 10px; }

.failure-grid { display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.failure-grid article { padding: 28px 24px; border-right: 1px solid var(--line); }
.failure-grid article:last-child { border-right: 0; }
.failure-grid span { color: var(--gold-deep); font-family: var(--serif); font-size: 28px; }
.failure-grid h3 { margin-top: 10px; font-size: 17px; }
.failure-grid p { margin: 10px 0 18px; color: var(--gray-sub); font-size: 12px; }
.failure-grid b { color: var(--navy-mid); font-size: 11px; }

.service-detail { border-top: 1px solid var(--champagne); }
.service-detail article { display: grid; grid-template-columns: 90px 1fr; gap: 24px; padding: 28px 6px; border-bottom: 1px solid var(--line); }
.service-no { color: var(--gold-deep); font-family: var(--serif); font-size: 30px; }
.service-detail p { margin-top: 8px; color: #555963; font-size: 13px; }
.service-detail ul { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 13px; padding: 0; list-style: none; }
.service-detail li { padding: 5px 9px; border-radius: 99px; background: white; color: var(--navy-mid); font-size: 10px; }

.roi-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items: center; margin-bottom: 74px; }
.roi-card { padding: 34px; border-radius: 14px; background: var(--navy-deep); color: white; box-shadow: var(--shadow); }
.roi-card > span { color: var(--gold); font-size: 11px; font-weight: 700; letter-spacing: .1em; }
.formula { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 22px 0; }
.formula b { padding: 12px 10px; border: 1px solid rgba(255,255,255,.18); border-radius: 7px; font-size: 12px; }
.formula i { color: var(--gold); font-style: normal; }
.roi-card small { color: rgba(255,255,255,.58); }
.process-v4 .step small { display: block; margin-top: 12px; color: var(--navy-mid); font-size: 10px; font-weight: 700; }
.two-column-detail { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.two-column-detail article { padding: 34px; border: 1px solid var(--line); border-radius: 12px; background: white; }
.two-column-detail h3 { margin-top: 18px; }
.two-column-detail ol { display: grid; gap: 8px; margin-top: 20px; color: #555963; font-size: 13px; }
.btn-on-dark { border-color: rgba(255,255,255,.45); color: white; }
.btn-on-dark:hover { background: white; color: var(--navy-deep); }
.case-study-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items: center; }
.case-facts { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-top: 26px; }
.case-facts div { padding: 20px; border: 1px solid var(--line); border-radius: 9px; background: white; }
.case-facts b { display: block; color: var(--navy-mid); font-size: 11px; }
.case-facts span { display: block; margin-top: 6px; color: #555963; font-size: 12px; }
.diag-result-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-top: 28px; }
.diag-result-grid div { padding: 18px; border: 1px solid var(--line); border-radius: 8px; background: var(--off-white); }
.diag-result-grid small { display: block; color: var(--navy-mid); font-size: 10px; font-weight: 700; }
.diag-result-grid strong { display: block; margin-top: 8px; color: var(--navy-deep); font-size: 13px; }
.diag-plan { margin-top: 20px; padding: 22px; border-left: 3px solid var(--gold-deep); background: #f8f8f4; }
.diag-plan b { color: var(--navy-deep); }
.diag-plan ol { display: grid; gap: 6px; margin-top: 12px; color: #555963; font-size: 12px; }

@media (max-width: 960px) {
  .execution-flow { grid-template-columns: 1fr; gap: 10px; width: min(100%, 680px); margin-inline: auto; }
  .execution-flow .connector { min-height: 22px; transform: rotate(90deg); }
  .case-deep-grid, .failure-grid { grid-template-columns: 1fr 1fr; }
  .failure-grid article { border-bottom: 1px solid var(--line); }
  .skill-map, .roi-grid { grid-template-columns: 1fr; }
  .case-study-layout { grid-template-columns: 1fr; }
  .map-core::before, .map-core::after { display: none; }
}

/* v5: フローティングCTA（モバイル限定・900px以上は非表示）・フォームモック・診断フラグ・資料目次 */
.float-cta { display: none; }
@media (max-width: 899.98px) {
  .float-cta { position: fixed; inset: auto 0 0; z-index: 48; display: grid; grid-template-columns: repeat(2, 1fr); background: var(--white); border-top: 2px solid var(--gold-deep); box-shadow: 0 -10px 30px rgba(0, 5, 60, 0.08); padding-bottom: env(safe-area-inset-bottom); }
  .float-cta a { display: flex; min-height: 54px; align-items: center; justify-content: center; color: var(--navy-mid); font-size: 13px; font-weight: 700; text-decoration: none; }
  .float-cta a + a { border-left: 1px solid var(--line); }
  body.menu-open .float-cta { display: none; }
  body { padding-bottom: calc(54px + env(safe-area-inset-bottom)); }
}

.diag-flags { display: grid; gap: 10px; margin: 22px 0 0; padding: 20px 22px 20px 40px; border: 1px solid rgba(163,150,66,.45); border-radius: 8px; background: var(--off-white); color: #3f434b; font-size: 13px; }
.diag-flags li::marker { color: var(--gold-deep); }
.diag-flags a { color: var(--navy-mid); font-weight: 700; }
.diag-flags[hidden] { display: none; }

.mock-form { display: grid; gap: 14px; margin-top: 26px; padding: 24px; border: 1px solid var(--line); border-radius: 10px; background: var(--off-white); }
.mock-form b { color: var(--navy-deep); font-family: var(--serif); font-size: 16px; }
.mock-form input { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 5px; background: var(--white); }
.form-consent { color: var(--gray-sub); font-size: 11px; }
.form-consent a { color: var(--navy-mid); }

.wp-meta { display: flex; flex-wrap: wrap; gap: 7px; margin: 16px 0 0; padding: 0; list-style: none; }
.wp-meta li { padding: 5px 10px; border-radius: 999px; background: var(--off-white); color: var(--navy-mid); font-size: 11px; }
.wp-toc { display: grid; gap: 6px; margin: 14px 0 0; padding-left: 1.4rem; color: #555963; font-size: 13px; }

@media (max-width: 680px) {
  .hero-v4 { min-height: auto; }
  .execution-board { border-radius: 12px; }
  .run-list { padding-inline: 16px; }
  .board-output { margin-inline: 16px; }
  .hero-checks { display: grid; }
  .execution-flow .connector { min-height: 24px; }
  .output-samples { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; }
  .output-samples div { min-width: 78%; scroll-snap-align: start; }
  .before-after { grid-template-columns: 1fr; }
  .lane-arrow { min-height: 46px; transform: rotate(90deg); }
  .manual-lane, .ai-lane { padding: 24px 20px; }
  .manual-lane ol { grid-template-columns: 1fr; }
  .measurement-note { display: grid; }
  .case-deep-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 10px; }
  .case-deep { min-width: 88%; scroll-snap-align: start; }
  .governance-row, .failure-grid, .two-column-detail { grid-template-columns: 1fr; }
  .failure-grid article { border-right: 0; }
  .service-detail article { grid-template-columns: 54px 1fr; gap: 12px; }
  .service-no { font-size: 22px; }
  .formula { display: grid; grid-template-columns: 1fr auto 1fr; text-align: center; }
  .formula i:nth-of-type(3) { display: none; }
  .formula b:last-of-type { grid-column: 1 / -1; }
  .roi-card { padding: 26px 20px; }
  .case-facts { grid-template-columns: 1fr; }
  .diag-result-grid { grid-template-columns: 1fr; }
}

/* v5.1: ロゴ画像（2026-07-20 ユーザー支給・公式アセット。再着色・変形禁止 = brand-guide §4-6） */
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 36px; width: auto; display: block; }
.brand small { white-space: nowrap; }
.footer-logo { height: 34px; width: auto; display: block; }
@media (max-width: 720px) { .brand-logo { height: 30px; } .brand small { display: none; } }

/* v5.3: studio.design/ja/business 参照のパーツ調整（VI カラーは維持） */
.btn { border-radius: 10px; font-weight: 700; }
.btn-primary, .btn-gold { padding: 13px 30px; }
.section { padding: 104px 0; }
.section-tight { padding: 72px 0; }
.chart-card, .stat-tile, .case-deep, .sk-cat, .fear-blocks article, .three-points div, .dl-inline { border-radius: 16px; }
.chart-card, .stat-tile { box-shadow: 0 12px 40px rgba(0,5,60,.07); }
@media (max-width: 720px) { .section { padding: 64px 0; } }

/* v5.4: ナビ折返し対策（1024px 前後で2段化していたバグ修正） */
@media (max-width: 1140px) and (min-width: 961px) {
  .desktop-nav { gap: 16px; }
  .desktop-nav a { font-size: 12px; white-space: nowrap; }
  .desktop-nav .btn { padding: 10px 18px; font-size: 12.5px; }
  .brand small { display: none; }
}
.desktop-nav a { white-space: nowrap; }
.header-inner { flex-wrap: nowrap; }

/* v5.6: ヘッダーCTA 文字白（hover は従来の金のまま）— 全ページ共通 */
.site-header .btn-primary { color: #FFFFFF; }
.site-header .btn-primary:hover { color: var(--gold); }

/* v5.7: 診断結果CTA（PDF受け取り→無料相談へ差し替え・2026-07-20） */
.diag-cta-card { margin-top: 26px; padding: 28px 30px; border: 2px solid var(--navy-mid); border-radius: 14px; background: var(--white); text-align: center; }
.diag-cta-card b { display: block; font-family: var(--serif); color: var(--navy-deep); font-size: 18px; }
.diag-cta-card p { margin-top: 10px; color: var(--gray-sub); font-size: 13.5px; }
.diag-cta-card .btn-row { justify-content: center; }

/* v5.9: 運営主体と非提携の明示（商標配慮・全ページのヘッダー直下・2026-07-27） */
.affiliation-notice { background: var(--off-white); border-bottom: 1px solid var(--line); padding: 9px 0; }
.affiliation-notice .container { text-align: center; }
.affiliation-notice span { font-size: 12px; color: var(--gray-sub); line-height: 1.6; letter-spacing: .01em; }
.affiliation-notice b { color: var(--navy-deep); font-weight: 700; }
@media (max-width: 640px) { .affiliation-notice { padding: 8px 0; } .affiliation-notice span { font-size: 11px; } }
/* 配置調整: fixed ヘッダー（72px）の直下に出す。直後のヒーローは重複する余白を詰める */
.affiliation-notice { margin-top: 72px; }
.affiliation-notice + .hero { padding-top: 18px; }
.affiliation-notice + .page-hero { padding-top: 24px; }
@media (max-width: 680px) { .affiliation-notice { margin-top: 66px; } }

/* v5.9: HubSpot 埋め込みフォーム（2026-07-27） */
.hs-form-card { margin-top: 22px; }
.hs-form-card > b { display: block; margin-bottom: 12px; font-family: var(--serif); color: var(--navy-deep); font-size: 16px; }
.hs-form-frame { min-height: 900px; }  /* HubSpot実測: 幅540px以上で881px */
@media (max-width: 520px) { .hs-form-frame { min-height: 1020px; } }  /* 実測: 幅375pxで998px */
.hs-form-frame iframe { width: 100%; border: 0; }
.hs-form-frame form { font-family: inherit; }
.hs-form-card .form-consent { margin-top: 14px; color: var(--gray-sub); font-size: 12px; line-height: 1.6; }
/* v6.1: index 資料DL帯のコンパクト誘導カード（巨大フォーム埋め込みの置き換え・2026-07-28） */
.dl-cta { display: flex; flex-direction: column; justify-content: center; gap: 12px; padding: 30px 28px; background: var(--off-white); border: 1px solid var(--line); border-top: 2px solid var(--gold); border-radius: 14px; }
.dl-cta b { font-family: var(--serif); color: var(--navy-deep); font-size: 17px; line-height: 1.5; }
.dl-cta p { color: #555963; font-size: 13.5px; }
.dl-cta .btn { align-self: flex-start; }
.dl-cta small { color: var(--gray-sub); font-size: 11.5px; }