:root {
  --navy: #0b1c2b;
  --ink: #142635;
  --muted: #4a5966;
  --gold: #d5b663;
  --gold-ink: #795919;
  --line: #d8dee3;
  --paper: #ffffff;
  --wash: #f4f6f8;
  --serif: "Baskerville", "Palatino Linotype", "Book Antiqua", Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem/1.75 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
::selection { color: var(--navy); background: #ead9a7; }
:focus-visible { outline: 3px solid #94721c; outline-offset: 5px; }
img.brand-mark { display: block; width: 2.75rem; height: 2.75rem; object-fit: contain; }
.skip-link { position: absolute; left: 1rem; top: -6rem; z-index: 5; padding: .7rem 1rem; background: white; color: var(--navy); }
.skip-link:focus { top: 1rem; }
.site-header { color: white; background: var(--navy); border-top: 4px solid var(--gold); }
.header-inner { max-width: 84rem; margin: auto; padding: 1.15rem 3rem; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem; }
.brand { display: flex; gap: .8rem; align-items: center; min-width: 0; }
.brand > span { font: 1.5rem/1.15 var(--serif); overflow-wrap: anywhere; }
.brand > span > span { display: block; font: .875rem/1.6 var(--sans); text-transform: uppercase; letter-spacing: .2em; }
.main-nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 2rem; font-size: .9375rem; }
.main-nav a { padding: .55rem 0; position: relative; color: #e7ebee; }
.main-nav a[aria-current="page"] { color: var(--gold); }
.main-nav a[aria-current="page"]::after { content: ""; position: absolute; bottom: .12rem; left: 0; right: 0; height: 1px; background: var(--gold); }
.main-nav a:hover { color: var(--gold); }
.language-nav { display: flex; gap: .8rem; white-space: nowrap; font-size: .875rem; border-left: 1px solid #485762; padding-left: 1.5rem; }
.language-nav a { color: #b6c0c7; padding: .3rem 0; }
.language-nav a[aria-current="true"], .language-nav a:hover { color: white; }
.container { max-width: 84rem; padding: 0 3rem; margin: auto; }
.hero { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); align-items: stretch; gap: 4rem; padding: 5.5rem 0 4.5rem; }
.eyebrow { margin: 0 0 1.2rem; color: var(--gold-ink); font-size: .875rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; line-height: 1.65; }
h1, h2 { font-family: var(--serif); font-weight: 400; margin: 0; letter-spacing: -.035em; }
h1 { font-size: clamp(3.5rem, 5.7vw, 5.75rem); line-height: 1.08; overflow-wrap: anywhere; }
h2 { font-size: clamp(2.15rem, 3.5vw, 3.5rem); line-height: 1.16; }
h3 { margin: 0 0 .65rem; font-size: 1.25rem; font-weight: 500; line-height: 1.4; letter-spacing: -.015em; }
p { margin: 0 0 1rem; }
.intro { font-size: 1.1875rem; line-height: 1.7; color: var(--muted); max-width: 39rem; margin: 1.7rem 0 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1.8rem; align-items: center; margin-top: 2.3rem; }
.button { display: inline-flex; align-items: center; justify-content: center; padding: .95rem 1.6rem; background: var(--navy); color: white; border: 1px solid var(--navy); font-size: 1rem; line-height: 1.4; min-height: 3.1rem; transition: background .18s ease; }
.button:hover { background: #223b4d; }
.button-light { color: var(--navy); background: var(--gold); border-color: var(--gold); }
.button-light:hover { background: #e5ce91; }
.text-link { font-size: 1rem; border-bottom: 1px solid var(--gold); padding: .3rem 0; font-weight: 500; }
.text-link:hover { color: var(--gold-ink); border-bottom-color: var(--navy); }
.brand-panel { background: var(--navy); color: white; padding: 2.65rem 2.5rem; text-align: center; display: flex; align-items: center; justify-content: center; flex-direction: column; }
img.panel-logo { width: 7.5rem; height: 7.5rem; margin-bottom: 1.7rem; }
.brand-mission { font: 1.55rem/1.45 var(--serif); max-width: 21rem; margin: 0; color: #f1ebda; }
.panel-rule { height: 1px; width: 3.3rem; background: var(--gold); margin: 1.8rem 0; }
.brand-quote { margin: 0; font-size: 1rem; line-height: 1.9; color: #d8e0e5; letter-spacing: .04em; }
.sector-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 1.2rem 0; display: flex; gap: 2rem; align-items: baseline; }
.sector-strip h2 { font: 600 .875rem/1.6 var(--sans); color: var(--muted); letter-spacing: .02em; flex-shrink: 0; }
.sector-strip ul { list-style: none; padding: 0; margin: 0; display: flex; gap: .7rem 1.4rem; flex-wrap: wrap; font-size: .9375rem; }
.section { padding: 5.3rem 0; }
.section-top { margin-bottom: 2.6rem; }
.section-intro { max-width: 42rem; color: var(--muted); margin-top: 1.3rem; font-size: 1.0625rem; }
.service-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 3.5rem; }
.service-item { display: flex; gap: 1.35rem; border-top: 1px solid var(--line); padding: 1.65rem 0 1.6rem; }
.service-number { font: 1.0625rem/1.65 var(--serif); color: var(--gold-ink); flex-shrink: 0; }
.service-item p { color: var(--muted); margin-bottom: 0; max-width: 31rem; }
.section-tail { padding-top: .8rem; }
.visit-highlights { padding-top: 0; }
.visit-highlights .section-top { padding-top: 3rem; border-top: 1px solid var(--line); }
.visit-highlights h2 { max-width: 48rem; }
.highlight-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 1.5rem; list-style: none; padding: 0; margin: 0; }
.visit-highlight { grid-column: span 2; min-width: 0; border: 1px solid var(--line); border-top: 2px solid var(--gold); background: var(--wash); }
.visit-highlight:nth-child(-n+2) { grid-column: span 3; }
.visit-highlight article { padding: 1.8rem; }
.highlight-number { display: block; color: var(--gold-ink); font: 1.35rem/1.3 var(--serif); margin-bottom: 1.2rem; }
.highlight-scope { font-size: .8125rem; color: var(--gold-ink); line-height: 1.6; margin: 0 0 .55rem; }
.visit-highlight h3 { font: 400 1.5rem/1.3 var(--serif); margin-bottom: 1rem; text-wrap: balance; }
.highlight-description { font-size: .9375rem; color: var(--muted); margin: 0; }
.highlight-feedback { border-top: 1px solid var(--line); margin-top: 1.4rem; padding-top: 1.1rem; }
.highlight-feedback p { font-size: .9375rem; margin: 0; }
.highlight-feedback p.highlight-feedback-label { color: var(--gold-ink); font-size: .75rem; font-weight: 600; letter-spacing: .04em; margin-bottom: .5rem; }
.highlight-note { font-size: .8125rem; color: var(--muted); max-width: 55rem; margin: 1.5rem 0 0; }
.profile-preview { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--wash); padding: 3.4rem 3rem; display: grid; grid-template-columns: 1fr .35fr; gap: 4rem; }
.profile-copy p:not(.eyebrow) { color: var(--muted); max-width: 43rem; }
.profile-copy h2 { margin-bottom: 1.5rem; }
.profile-copy .text-link { display: inline-block; margin-top: .4rem; }
.experience-stat { align-self: center; padding-left: 3rem; border-left: 1px solid var(--line); }
.stat-value { font: 6rem/1 var(--serif); letter-spacing: -.07em; display: block; color: var(--navy); white-space: nowrap; }
.stat-value > span { font-size: 3rem; vertical-align: top; position: relative; top: .7rem; letter-spacing: -.05em; margin-left: .3rem; }
.experience-stat > p { margin: .8rem 0 0; color: var(--muted); font-size: .9375rem; }
.stat-divider { display: block; width: 2rem; height: 1px; background: var(--gold); margin: 1.4rem 0; }
.experience-stat > p.languages { font-size: 1rem; color: var(--ink); }
.region-grid { list-style: none; display: grid; grid-template-columns: repeat(4,1fr); gap: 2rem; padding: 0; margin: 0; }
.region-grid li { border-top: 2px solid var(--gold); padding-top: 1.25rem; }
.region-grid h3 { font-size: 1.0625rem; }
.region-grid p { color: var(--muted); font-size: .9375rem; }
.coverage-note { color: var(--muted); margin: 1.7rem 0 0; }
.project-cta { background: var(--navy); color: white; padding: 3.5rem 3rem; margin-bottom: 4.5rem; display: flex; align-items: center; justify-content: space-between; gap: 3rem; }
.project-cta h2 { font-size: clamp(2rem,3vw,3rem); }
.project-cta p { color: #cbd5dc; margin: 1rem 0 0; max-width: 35rem; }
.project-cta .button { flex-shrink: 0; }
.site-footer { background: var(--wash); border-top: 1px solid var(--line); padding: 2.8rem 3rem 1.5rem; }
.footer-inner, .copyright { max-width: 78rem; margin: auto; }
.footer-inner { display: flex; gap: 2rem; justify-content: space-between; }
.footer-brand { font: 1.55rem/1.5 var(--serif); }
.footer-inner p { color: var(--muted); font-size: .9375rem; margin-top: .45rem; }
.footer-contact { display: flex; flex-direction: column; gap: .35rem; align-items: flex-end; font-size: .9375rem; overflow-wrap: anywhere; }
.footer-contact a:hover { text-decoration: underline; text-underline-offset: .25rem; }
.copyright { border-top: 1px solid var(--line); padding-top: 1rem; margin-top: 2rem; color: var(--muted); font-size: .8125rem; }
.page-heading { padding: 5rem 0 2.4rem; border-bottom: 1px solid var(--line); }
.page-heading h1 { font-size: clamp(3rem,5vw,5rem); }
.page-heading .intro { max-width: 49rem; margin-bottom: .5rem; }
.services-detail { padding-top: 1.3rem; padding-bottom: 3rem; }
.services-detail .service-item { border-top: none; padding-bottom: 2.2rem; padding-top: 2.2rem; }
.services-detail .service-item:nth-child(n+3) { border-top: 1px solid var(--line); }
.service-item ul { padding-left: 1.15rem; margin: 1.05rem 0 0; color: var(--muted); }
.service-item li { padding-left: .2rem; margin-bottom: .4rem; }
.service-item li::marker, .experience-list li::marker { color: var(--gold-ink); }
.availability-note { padding-top: 1.6rem; border-top: 1px solid var(--line); color: var(--muted); margin: 0; font-size: .9375rem; }
.services-heading h1 { font-size: clamp(2.8rem, 4.5vw, 4.5rem); line-height: 1.15; max-width: 67rem; }
.services-heading .intro { max-width: 53rem; }
.services-heading .hero-actions { margin-top: 1.8rem; }
.service-jump { display: flex; flex-wrap: wrap; gap: .25rem 1.8rem; padding: .9rem 0; border-bottom: 1px solid var(--line); }
.service-jump a { display: inline-block; padding: .55rem 0; font-size: .9375rem; text-decoration: underline; text-decoration-color: var(--gold); text-underline-offset: .35rem; }
.service-jump a:hover { color: var(--gold-ink); }
.services-detail .service-item h2 { font: 500 1.35rem/1.45 var(--sans); letter-spacing: -.015em; margin: 0 0 .8rem; }
.service-faq { padding-top: 0; }
.faq-list { max-width: 59rem; }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem; padding: 1.3rem 0; cursor: pointer; list-style: none; font-size: 1.0625rem; font-weight: 500; line-height: 1.6; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--gold-ink); font: 1.5rem/1 var(--sans); flex-shrink: 0; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { padding: 0 2.8rem 1.4rem 0; color: var(--muted); margin: 0; }
.service-inquiry { scroll-margin-top: 2rem; background: var(--navy); color: white; padding: 3rem; margin-bottom: 4.5rem; display: grid; grid-template-columns: 1.3fr 1fr; align-items: center; gap: 3rem; }
.service-inquiry h2 { font-size: clamp(2rem, 3vw, 3rem); }
.service-inquiry .eyebrow { color: var(--gold); }
.service-inquiry p:not(.eyebrow), .service-inquiry ul { color: #cbd5dc; }
.service-inquiry p:not(.eyebrow) { margin: 1.2rem 0 0; }
.service-inquiry ul { margin: 1.3rem 0 0; padding-left: 1.2rem; }
.service-inquiry li { padding-left: .25rem; margin-top: .4rem; }
.service-inquiry li::marker { color: var(--gold); }
.service-inquiry-action { min-width: 0; }
.service-inquiry .button { max-width: 100%; text-align: center; }
.service-inquiry p.inquiry-note { font-size: .875rem; max-width: 23rem; margin-top: 1rem; text-wrap: balance; }
.inquiry-email { display: inline-block; max-width: 100%; overflow-wrap: anywhere; margin-top: 1rem; border-bottom: 1px solid var(--gold); }
.engagement { background: var(--wash); padding: 3.2rem 3rem; display: grid; grid-template-columns: 1.3fr .7fr; gap: 4rem; }
.engagement h2 { font-size: 2.5rem; text-wrap: balance; }
.engagement p:not(.eyebrow) { margin: 1.2rem 0 0; color: var(--muted); }
.focus-list { padding-left: 2.5rem; border-left: 1px solid var(--line); }
.focus-list h3 { font-size: 1rem; }
.focus-list ul { list-style: none; margin: 1rem 0 0; padding: 0; }
.focus-list li { margin: .35rem 0; color: var(--muted); }
.about-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; padding: 5rem 0 4.3rem; border-bottom: 1px solid var(--line); }
.about-hero h1 { font-size: clamp(3.5rem,5.5vw,5.5rem); }
.about-role { color: var(--muted); margin-top: 1.7rem; font-size: 1.0625rem; max-width: 29rem; }
.about-introduction .intro { margin-top: 2.55rem; color: var(--ink); }
.about-introduction > p:not(.intro) { color: var(--muted); }
.experience-section { display: grid; grid-template-columns: 1fr 2fr; gap: 4rem; padding: 3.5rem 0; }
.experience-section .experience-stat { padding-left: 0; border-left: none; }
.experience-list { margin: 0; padding-left: 1.2rem; }
.experience-list li { padding-left: .35rem; margin-bottom: 1rem; color: var(--muted); }
.contact-section { scroll-margin-top: 2rem; padding: 3.5rem 3rem; background: var(--wash); border-top: 2px solid var(--gold); display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.contact-section h2 { font-size: 2.7rem; }
.contact-section p:not(.eyebrow) { margin: 1.3rem 0 1.8rem; color: var(--muted); }
.contact-details { padding-left: 2.5rem; border-left: 1px solid var(--line); margin: 0; align-self: center; }
.contact-details > div + div { margin-top: 1.5rem; }
.contact-details dt { font-size: .875rem; color: var(--muted); margin-bottom: .4rem; }
.contact-details dd { margin: 0; font-size: 1.0625rem; overflow-wrap: anywhere; }
.contact-details a { border-bottom: 1px solid var(--gold); padding-bottom: .25rem; }
.contact-details a:hover { color: var(--gold-ink); }
:lang(ja) h1, :lang(ja) h2 { letter-spacing: -.035em; line-height: 1.4; }
html[lang="ja"] h1 { font-size: clamp(2.8rem,4.6vw,4.7rem); }
html[lang="ja"] .about-hero h1 { font-size: clamp(3.5rem,5.5vw,5.5rem); line-height: 1.08; }
html[lang="ja"] .eyebrow { letter-spacing: .07em; }
html[lang="ja"] h2 { font-size: clamp(2rem,3.2vw,3.1rem); }
html[lang="ja"] .main-nav { gap: 1.4rem; }
html[lang="ja"] .brand-panel .brand-mission { font-size: 1.55rem; }
html[lang="ja"] .services-heading h1 { font-size: clamp(2.4rem, 4vw, 4.1rem); }
html[lang="ja"] .services-detail .service-item h2 { font: 500 1.3rem/1.7 var(--sans); letter-spacing: -.02em; }
html[lang="ja"] .service-inquiry h2 { font-size: clamp(2rem, 3vw, 3rem); }
.service-item .service-detail-link { display: inline-block; margin-top: 1.1rem; font-size: .9375rem; }
.breadcrumbs { padding: 1.8rem 0 0; color: var(--muted); font-size: .875rem; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: .4rem .65rem; list-style: none; margin: 0; padding: 0; }
.breadcrumbs li + li::before { content: "/"; margin-right: .65rem; color: #80909b; }
.breadcrumbs a { text-decoration: underline; text-underline-offset: .2rem; }
.landing-hero { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(0, 1fr); gap: 4rem; padding: 3rem 0 4rem; border-bottom: 1px solid var(--line); }
.landing-hero h1 { font-size: clamp(3rem, 4.8vw, 5rem); line-height: 1.12; }
.landing-hero .intro { max-width: 43rem; }
.landing-note { background: var(--wash); border-top: 3px solid var(--gold); padding: 2.2rem; align-self: center; }
.landing-note h2 { font-size: 1.9rem; line-height: 1.35; letter-spacing: -.025em; }
.landing-note ul { list-style: none; margin: 1.6rem 0 0; padding: 0; }
.landing-note li { color: var(--muted); padding-top: .9rem; margin-top: .9rem; border-top: 1px solid var(--line); font-size: .9375rem; }
.landing-overview { display: grid; grid-template-columns: 1fr 1.3fr; gap: 4rem; padding-top: 4rem; }
.landing-overview h2 { font-size: clamp(2rem, 3vw, 3rem); }
.landing-overview p { color: var(--muted); }
.landing-overview .landing-author { margin-top: 1.8rem; display: flex; flex-direction: column; align-items: flex-start; gap: .5rem; }
.landing-author .text-link { color: var(--ink); }
.landing-author span { font-size: .875rem; }
.landing-scope { list-style: none; padding: 0; margin: 0; }
.landing-scope > li { display: grid; grid-template-columns: 2rem minmax(0, .85fr) minmax(0, 1.4fr); gap: 2rem; padding: 1.8rem 0; border-top: 1px solid var(--line); }
.landing-scope > li:last-child { border-bottom: 1px solid var(--line); }
.landing-scope h3 { font-size: 1.2rem; margin: 0; }
.landing-scope p { margin: 0; color: var(--muted); }
.landing-planning { background: var(--wash); padding: 3rem; display: grid; grid-template-columns: 1fr 1.1fr; gap: 4rem; }
.landing-planning h2 { font-size: 2.4rem; text-wrap: balance; }
.landing-planning p { color: var(--muted); margin: 1.3rem 0 0; }
.landing-planning dl { margin: 0; }
.landing-planning dl > div + div { border-top: 1px solid var(--line); padding-top: 1.2rem; margin-top: 1.2rem; }
.landing-planning dt { font-weight: 500; font-size: 1.0625rem; }
.landing-planning dd { margin: .4rem 0 0; color: var(--muted); }
.related-service { border-top: 1px solid var(--line); padding: 2.6rem 0 3.5rem; }
.related-service h2 { font-size: 2.2rem; }
.related-service p:not(.eyebrow) { max-width: 44rem; color: var(--muted); margin: 1.2rem 0; }
html[lang="ja"] .landing-hero h1 { font-size: clamp(2.4rem, 4vw, 4rem); }
html[lang="ja"] .landing-note h2 { font-size: 1.75rem; }
html[lang="ja"] .landing-overview h2, html[lang="ja"] .landing-planning h2 { font-size: clamp(2rem, 3vw, 2.7rem); }
html[lang="ja"] .related-service h2 { font-size: 2rem; }
@media (min-width: 1600px) { h1 { font-size: 5.75rem; } }
@media (max-width: 1120px) {
  .header-inner { padding-left: 2rem; padding-right: 2rem; gap: 1.25rem; }
  .main-nav { gap: 1.35rem; }
  .language-nav { padding-left: 1rem; }
  .container { padding: 0 2rem; }
  .hero { gap: 2.4rem; }
  .brand-panel { padding: 2rem 1.8rem; }
  .about-hero { gap: 3rem; }
  html[lang="ja"] .header-inner { flex-wrap: wrap; }
  html[lang="ja"] .main-nav { order: 3; width: 100%; justify-content: flex-start; }
  html[lang="ja"] .language-nav { margin-left: auto; }
}
@media (max-width: 820px) {
  .highlight-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .visit-highlight, .visit-highlight:nth-child(-n+2) { grid-column: auto; }
  .visit-highlight:last-child { grid-column: 1 / -1; }
  .visit-highlights { padding-top: 0; }
  .header-inner { flex-wrap: wrap; row-gap: .75rem; padding: 1rem 1.5rem; }
  .brand > span { font-size: 1.35rem; }
  .main-nav { order: 3; width: 100%; justify-content: flex-start; border-top: 1px solid #324352; padding-top: .7rem; gap: 1.6rem; }
  .language-nav { margin-left: auto; }
  .container { padding: 0 1.5rem; }
  .hero { padding: 3.4rem 0 3rem; grid-template-columns: 1fr; gap: 2.7rem; }
  .hero-copy { max-width: 40rem; }
  .brand-panel { display: grid; grid-template-columns: 6rem 1fr; text-align: left; gap: .75rem 2rem; padding: 2rem; }
  img.panel-logo { width: 6rem; height: 6rem; margin: 0; grid-row: 1 / 3; }
  .brand-mission { font-size: 1.55rem; max-width: none; }
  .brand-quote { font-size: .9375rem; }
  .brand-quote br { display: none; }
  .panel-rule { display: none; }
  .sector-strip { flex-direction: column; gap: .65rem; }
  .section { padding: 3.6rem 0; }
  .service-grid { column-gap: 2rem; }
  .profile-preview { padding: 2.5rem 2rem; gap: 2.5rem; grid-template-columns: 1fr .35fr; }
  .experience-stat { padding-left: 2rem; }
  .stat-value { font-size: 4.9rem; }
  .region-grid { grid-template-columns: 1fr 1fr; }
  .project-cta { padding: 2.6rem 2rem; margin-bottom: 3rem; gap: 2rem; flex-direction: column; align-items: flex-start; }
  .service-inquiry { padding: 2.6rem 2rem; margin-bottom: 3rem; grid-template-columns: 1fr; gap: 2rem; }
  .landing-hero { grid-template-columns: 1fr; gap: 2.4rem; padding-top: 2.5rem; }
  .landing-note { max-width: 43rem; }
  .landing-overview { grid-template-columns: 1fr; gap: 1.5rem; padding-top: 3rem; }
  .landing-planning { grid-template-columns: 1fr; gap: 2rem; padding: 2.6rem 2rem; }
  .page-heading { padding-top: 3.4rem; }
  .engagement { padding: 2.6rem 2rem; gap: 2.4rem; }
  .engagement h2 { font-size: 2.1rem; }
  .focus-list { padding-left: 1.5rem; }
  .about-hero { grid-template-columns: 1fr; gap: .8rem; padding: 3.4rem 0 2.7rem; }
  .about-introduction .intro { margin-top: .8rem; }
  .experience-section { gap: 2rem; grid-template-columns: .65fr 1.35fr; }
  .contact-section { padding: 2.5rem 2rem; gap: 2rem; grid-template-columns: 1fr; }
  .contact-details { padding: 1.6rem 0 0; border-left: none; border-top: 1px solid var(--line); }
  .site-footer { padding: 2rem 1.5rem 1.3rem; }
}
@media (max-width: 540px) {
  .highlight-grid { grid-template-columns: 1fr; gap: 1rem; }
  .visit-highlight:last-child { grid-column: auto; }
  .visit-highlight article { padding: 1.5rem; }
  .visit-highlights { padding-top: 0; }
  .visit-highlights .section-top { padding-top: 2.2rem; }
  .header-inner { gap: .7rem; }
  .language-nav { gap: .6rem; padding-left: .7rem; }
  .brand { gap: .6rem; }
  img.brand-mark { width: 2.3rem; height: 2.3rem; }
  .brand > span { font-size: 1.25rem; }
  .brand > span > span { font-size: .875rem; letter-spacing: .14em; }
  .main-nav { font-size: .875rem; gap: 1.4rem; flex-wrap: wrap; }
  html[lang="ja"] .main-nav { gap: .6rem 1rem; }
  .eyebrow { font-size: .875rem; letter-spacing: .07em; }
  h1 { font-size: clamp(2.9rem,12vw,3.8rem); }
  .intro { font-size: 1.0625rem; margin-top: 1.4rem; }
  .hero-actions { gap: 1.1rem 1.5rem; margin-top: 1.5rem; }
  .button { padding: .9rem 1.3rem; }
  .brand-panel { padding: 1.6rem; grid-template-columns: 1fr; text-align: center; justify-items: center; gap: 1rem; }
  img.panel-logo { width: 5.4rem; height: 5.4rem; grid-row: auto; }
  .brand-mission { max-width: 19rem; }
  .service-grid { grid-template-columns: 1fr; }
  .service-item { padding: 1.5rem 0; gap: 1rem; }
  .service-item h3 { font-size: 1.125rem; }
  .profile-preview { padding: 2rem 1.5rem; grid-template-columns: 1fr; gap: 1.8rem; }
  .profile-preview .experience-stat { padding: 1.5rem 0 0; border-left: 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: auto 1fr; align-items: center; column-gap: 1.5rem; }
  .profile-preview .experience-stat > p { margin: 0; }
  .profile-preview .stat-value { grid-row: 1 / 3; }
  .profile-preview .stat-divider { display: none; }
  .region-grid { gap: 1.1rem 1.3rem; }
  .region-grid h3 { font-size: 1rem; }
  .project-cta { padding: 2.3rem 1.5rem; }
  .footer-inner { flex-direction: column; gap: .7rem; }
  .footer-contact { align-items: flex-start; }
  .page-heading h1 { font-size: 2.8rem; }
  .services-detail .service-item + .service-item { border-top: 1px solid var(--line); }
  .services-heading h1 { font-size: 2.55rem; }
  .service-jump { gap: 0 1.25rem; }
  .services-detail .service-item h2 { font-size: 1.2rem; }
  .faq-list summary { font-size: 1rem; gap: 1rem; }
  .faq-list details p { padding-right: 0; }
  .service-inquiry { padding: 2.3rem 1.5rem; }
  .breadcrumbs { font-size: .8125rem; }
  .landing-hero h1 { font-size: clamp(2.1rem, 8.8vw, 2.65rem); }
  .landing-note { padding: 1.8rem 1.5rem; }
  .landing-scope > li { grid-template-columns: 1.4rem minmax(0, 1fr); gap: .8rem 1rem; }
  .landing-scope p { grid-column: 2; }
  .landing-scope h3 { font-size: 1.125rem; }
  .landing-planning { padding: 2.3rem 1.5rem; }
  .landing-planning h2 { font-size: 2rem; }
  .related-service h2 { font-size: 1.9rem; }
  .engagement { grid-template-columns: 1fr; padding: 2.3rem 1.5rem; }
  .focus-list { padding: 1.5rem 0 0; border-left: none; border-top: 1px solid var(--line); }
  .experience-section { grid-template-columns: 1fr; gap: 1.8rem; }
  .contact-section { padding: 2.3rem 1.5rem; }
  .contact-section h2 { font-size: 2.2rem; }
  html[lang="ja"] h1 { font-size: clamp(2.1rem,9.8vw,3.3rem); }
  html[lang="ja"] .services-heading h1 { font-size: clamp(2rem, 8vw, 2.6rem); }
  html[lang="ja"] .services-detail .service-item h2 { font-size: 1.15rem; }
  html[lang="ja"] .landing-hero h1 { font-size: clamp(1.9rem, 7.8vw, 2.5rem); }
  html[lang="ja"] .landing-overview h2, html[lang="ja"] .landing-planning h2, html[lang="ja"] .related-service h2 { font-size: 1.9rem; }
  html[lang="ja"] h2 { font-size: 1.9rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .button { transition: none; } }