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/* 読みやすさの調整：PCの横幅、本文・図案の大きさ、控えめなロゴ */
body { font-size: 18px; font-weight: 500; }
.wrap { width: calc(100% - 96px); max-width: 1760px; }
.brand { width: 172px; }
.brand img { opacity: .34; }
.preparing-bar { font-size: 14px; min-height: 42px; }
.site-header { height: 110px; padding-left: 48px; padding-right: 48px; }
.site-header nav { font-size: 17px; gap: 32px; }
.site-header nav .nav-contact { min-width: 148px; padding: 12px 23px; }
.hero-heading { display: grid; grid-template-columns: 1.7fr 1fr; gap: clamp(30px, 4.5vw, 96px); align-items: end; }
.eyebrow { font-size: 17px; }
.hero-aside { font-size: 18px; min-width: 320px; line-height: 2; }
.text-link { font-size: 16px; gap: 26px; }
.round-arrow { width: 40px; height: 40px; }
.hero-figure { width: calc(100% - 48px); max-width: 1840px; margin: 0 auto; }
.hero-figure figcaption { font-size: 13px; padding-top: 14px; }
.figure-credit { font-size: 12px; }
.launch-note { font-size: 16px; gap: 28px; }
.launch-note .mono { font-size: 13px; }
.launch-note > a { font-size: 15px; }
.section { padding-top: 112px; padding-bottom: 112px; }
.section-label { font-size: 20px; gap: 22px; }
.section-label p > span { font-size: 13px; }
.section-number { font-size: 17px; }
.philosophy-body { padding-left: 0; gap: clamp(48px, 6vw, 112px); margin-top: 62px; }
.philosophy-body h2 { font-size: clamp(40px, 3.8vw, 64px); line-height: 1.8; }
.philosophy-text { font-size: 18px; line-height: 2.05; padding-top: 10px; }
.philosophy-text .lead { font-size: 27px; }
.philosophy-text p + p { margin-top: 28px; }
.name-note { margin-left: 0; padding-top: 35px; gap: 66px; }
.name-word { font-size: 45px; }
.name-note p { font-size: 16px; }
.section-top { grid-template-columns: .65fr 1.35fr; gap: 80px; }
.section-intro h2 { font-size: clamp(36px, 3.1vw, 54px); }
.section-intro > p { font-size: 18px; }
.planning-label { font-size: 15px; }
.activity-row { grid-template-columns: minmax(280px, .75fr) minmax(0, 1.35fr); gap: 80px; padding: 60px 0; }
.activity-art { max-width: 420px; }
.activity-art svg { width: 350px; height: auto; }
.activity-art span { font-size: 25px; margin-top: 20px; letter-spacing: .08em; }
.activity-meta .mono { font-size: 14px; }
.tag { font-size: 14px; padding: 4px 15px; }
.activity-content h3 { font-size: clamp(33px, 2.5vw, 44px); margin-top: 24px; }
.activity-content > p { font-size: 18px; line-height: 2.05; max-width: 900px; }
.activity-content details { max-width: 900px; margin-top: 28px; }
.activity-content summary { font-size: 16px; padding: 20px 2px; min-height: 52px; }
.detail-body { font-size: 17px; line-height: 2; }
.detail-icon { width: 18px; height: 18px; }
.detail-icon:before, .detail-icon:after { width: 18px; top: 8px; }
.local-grid { gap: 80px; }
.local-grid h2 { font-size: clamp(36px, 3vw, 50px); }
.local-grid > div > p { font-size: 18px; line-height: 2.05; }
.local-grid .local-lead { font-size: 26px; }
.relationship-art svg { max-width: 620px; width: 100%; }
.relationship-art text { font-size: 25px; }
.relationship-art .svg-center { font-size: 33px; }
.relationship-art > p { font-size: 26px !important; }
.local-coordinate { font-size: 12px; }
.about-grid { gap: 90px; }
.opening-large { font-size: 96px; }
.about-grid h2 { font-size: 33px; }
.about-grid > div > p:last-child { font-size: 18px; }
.organization { font-size: 17px; }
.organization > div { grid-template-columns: 130px 1fr; gap: 24px; padding: 21px 0; }
dd > span { font-size: 14px; }
.contact-section .eyebrow { font-size: 14px; }
.contact-heading { gap: 80px; }
.contact-heading h2 { font-size: clamp(38px, 3.1vw, 54px); }
.contact-heading > div { max-width: none; }
.contact-heading > div > p { font-size: 18px; }
.contact-button { padding: 23px 30px; font-size: 19px; }
.contact-heading .contact-email { font-size: 15px; margin-top: 14px; }
.contact-email > span { font-size: 13px; }
.contact-topics { font-size: 16px; gap: 32px; }
.footer-main .brand { width: 155px; }
.footer-main > p { font-size: 16px; max-width: none; }
.back-top { font-size: 15px; }
.back-top > span { width: 42px; height: 42px; }
.footer-bottom { font-size: 13px; padding-top: 24px; }
.footer-bottom small { font-size: 13px; }

@media (max-width: 1200px) {
  .hero-heading { gap: 30px; }
  h1 { font-size: clamp(42px, 5.1vw, 68px); }
  .hero-aside { min-width: 260px; font-size: 17px; }
  .philosophy-body h2 { font-size: 42px; }
  .section-top, .activity-row, .local-grid, .about-grid, .contact-heading { gap: 48px; }
  .activity-art svg { width: 300px; }
  .activity-meta { gap: 16px; flex-wrap: wrap; }
  .section-intro h2 { font-size: 38px; }
  .activity-content h3 { font-size: 34px; }
  .contact-heading h2 { font-size: 36px; }
  .contact-heading .contact-email { flex-wrap: wrap; gap: 4px 18px; }
}

@media (max-width: 960px) {
  html { scroll-padding-top: 96px; }
  .wrap { width: calc(100% - 64px); }
  .site-header { height: 92px; padding: 12px 32px; }
  .brand { width: 150px; }
  .menu-toggle { border: 1px solid #b9bba9; border-radius: 50px; padding: 9px 16px; background: transparent; display: flex; align-items: center; gap: 14px; cursor: pointer; min-height: 46px; color: var(--ink); }
  .menu-label { font-size: 14px; }
  .menu-lines { position: relative; width: 20px; height: 12px; }
  .menu-lines:before, .menu-lines:after { content: ""; position: absolute; width: 20px; height: 1px; background: var(--ink); left: 0; top: 1px; transition: transform .2s, top .2s; }
  .menu-lines:after { top: 11px; }
  .menu-toggle[aria-expanded=true] .menu-lines:before { top: 6px; transform: rotate(45deg); }
  .menu-toggle[aria-expanded=true] .menu-lines:after { top: 6px; transform: rotate(-45deg); }
  .site-header nav { display: none; position: absolute; top: 92px; left: 0; right: 0; background: var(--paper); padding: 24px 32px; flex-direction: column; align-items: stretch; gap: 0; font-size: 18px; box-shadow: 0 10px 20px #303a3210; }
  .site-header nav.is-open { display: flex; }
  .site-header nav > a { padding: 17px 5px; border-bottom: 1px solid var(--line); }
  .site-header nav .nav-contact { margin-top: 20px; padding: 12px 18px; }
  .hero-heading { display: block; }
  .hero-heading h1 { font-size: clamp(40px, 6vw, 58px); line-height: 1.65; }
  .hero-aside { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-top: 28px; min-width: 0; font-size: 17px; }
  .hero-aside > p { font-size: 17px; line-height: 2; }
  .hero-aside .text-link { font-size: 15px; gap: 15px; }
  .hero-figure { width: calc(100% - 32px); }
  .hero-figure > img { aspect-ratio: 1.9; object-position: 52% center; }
  .launch-note { flex-wrap: wrap; align-items: flex-start; font-size: 15px; gap: 15px 24px; }
  .launch-note .mono { width: 100%; font-size: 12px; }
  .launch-note p { flex: 1; width: auto; font-size: 15px; min-width: 0; }
  .launch-note > a { font-size: 14px; }
  .section { padding-top: 80px; padding-bottom: 80px; }
  .section-label { font-size: 18px; }
  .section-label p > span { font-size: 12px; }
  .section-number { font-size: 15px; }
  .philosophy-body { grid-template-columns: 1fr; gap: 35px; padding-left: 0; margin: 42px 0; }
  .philosophy-body h2 { font-size: 44px; line-height: 1.75; }
  .philosophy-text { font-size: 17px; }
  .philosophy-text .lead { font-size: 25px; }
  .philosophy-text br.desktop-break { display: none; }
  .name-note { margin-left: 0; gap: 36px; }
  .name-word { font-size: 37px; }
  .name-note p { font-size: 15px; }
  .section-top { grid-template-columns: 1fr; gap: 32px; margin-bottom: 46px; }
  .section-intro h2 { font-size: 37px; }
  .section-intro > p { font-size: 17px; }
  .planning-label { font-size: 14px; }
  .activity-row { grid-template-columns: .7fr 1.3fr; gap: 36px; padding: 44px 0; }
  .activity-art svg { width: 270px; }
  .activity-art span { font-size: 23px; }
  .activity-meta { flex-direction: row; flex-wrap: wrap; align-items: center; }
  .activity-meta .mono, .tag { font-size: 12px; }
  .activity-content h3 { font-size: 31px; }
  .activity-content > p { font-size: 17px; }
  .activity-content summary { font-size: 15px; }
  .detail-body { font-size: 16px; }
  .local-grid { grid-template-columns: 1fr; gap: 35px; }
  .local-grid h2 { font-size: 36px; }
  .local-grid > div > p { font-size: 17px; }
  .local-grid .local-lead { font-size: 24px; }
  .relationship-art { max-width: 600px; width: 100%; padding-top: 0; margin: 0 auto; }
  .relationship-art > p { font-size: 24px !important; }
  .local-coordinate { font-size: 11px; }
  .about-grid { grid-template-columns: 1fr; gap: 35px; }
  .about-grid h2 { font-size: 31px; }
  .about-grid > div > p:last-child { font-size: 17px; }
  .organization { margin-top: 0; font-size: 17px; }
  .contact-heading { grid-template-columns: 1fr; gap: 32px; }
  .contact-heading h2 { font-size: 40px; }
  .contact-heading > div > p { font-size: 17px; }
  .contact-topics { flex-direction: column; align-items: flex-start; gap: 10px; font-size: 15px; }
  .footer-main { flex-wrap: wrap; gap: 28px; }
  .footer-main > p { font-size: 15px; }
  .back-top { font-size: 14px; }
}

@media (max-width: 640px) {
  .wrap { width: calc(100% - 40px); }
  .preparing-bar { font-size: 12px; min-height: 39px; gap: 7px; letter-spacing: 0; }
  .opening-date { padding-left: 9px; margin-left: 0; }
  .site-header { height: 84px; padding: 10px 20px; }
  .brand { width: 135px; }
  .site-header nav { top: 84px; padding-left: 20px; padding-right: 20px; }
  .hero { padding-top: 23px; }
  .hero-heading { padding-bottom: 30px; }
  .eyebrow { font-size: 15px; letter-spacing: .04em; }
  .hero-heading h1 { font-size: clamp(25px, 7.7vw, 45px); line-height: 1.7; letter-spacing: .01em; }
  .hero-aside { display: block; margin-top: 24px; }
  .hero-aside > p { font-size: 16px; line-height: 1.95; }
  .hero-aside .text-link { font-size: 15px; margin-top: 18px; gap: 23px; }
  .hero-figure { width: calc(100% - 16px); }
  .hero-figure > img { aspect-ratio: 1.4; object-position: 53% center; }
  .hero-figure figcaption { font-size: 11px; line-height: 1.7; flex-wrap: wrap; gap: 2px 12px; padding: 9px 5px 0; }
  .figure-credit { font-size: 10px; }
  .launch-note { padding: 24px 0; gap: 12px; }
  .launch-note p { flex: none; width: 100%; font-size: 15px; line-height: 1.9; }
  .launch-note > a { font-size: 14px; margin-left: 0; min-height: 35px; display: inline-flex; align-items: center; }
  .launch-note .mono { font-size: 11px; }
  .section { padding-top: 65px; padding-bottom: 65px; }
  .section-label { font-size: 17px; gap: 17px; }
  .section-label p > span { font-size: 11px; }
  .philosophy-body { margin: 35px 0; gap: 28px; }
  .philosophy-body h2 { font-size: clamp(29px, 7.8vw, 39px); letter-spacing: .01em; }
  .philosophy-text { font-size: 16px; line-height: 2; }
  .philosophy-text .lead { font-size: 23px; }
  .philosophy-text p + p { margin-top: 24px; }
  .name-note { display: block; padding-top: 30px; }
  .name-word { display: block; font-size: 34px; margin-bottom: 16px; }
  .name-note p { font-size: 15px; line-height: 2; }
  .section-intro h2 { font-size: clamp(27px, 6.8vw, 34px); line-height: 1.8; }
  .section-intro > p { font-size: 16px; line-height: 2; }
  .planning-label { font-size: 13px; }
  .activity-row { grid-template-columns: 1fr; gap: 27px; padding: 37px 0 42px; }
  .activity-art { flex-direction: row; align-items: center; justify-content: flex-start; gap: 18px; max-width: none; }
  .activity-art svg { width: 148px; height: auto; flex: 0 0 148px; }
  .activity-art span { font-size: 22px; letter-spacing: .05em; line-height: 1.6; margin-top: 0; min-width: 0; }
  .activity-meta { gap: 10px; }
  .activity-meta .mono { font-size: 12px; letter-spacing: .015em; }
  .tag { font-size: 12px; padding: 3px 12px; }
  .activity-content h3 { font-size: clamp(26px, 7.7vw, 32px); margin: 20px 0; letter-spacing: .01em; }
  .activity-content > p { font-size: 16px; line-height: 2; }
  .activity-content details { margin-top: 23px; }
  .activity-content summary { font-size: 15px; }
  .detail-body { font-size: 15px; }
  .local-grid h2 { font-size: clamp(27px, 6.8vw, 34px); line-height: 1.85; margin-top: 36px; }
  .local-grid > div > p { font-size: 16px; line-height: 2; }
  .local-grid .local-lead { font-size: 23px; }
  .relationship-art { max-width: 440px; }
  .relationship-art text { font-size: 26px; }
  .relationship-art .svg-center { font-size: 35px; }
  .relationship-art > p { font-size: 23px !important; }
  .local-coordinate { font-size: 11px; }
  .opening-large { font-size: 78px; }
  .about-grid h2 { font-size: clamp(24px, 5.6vw, 30px); }
  .about-grid > div > p:last-child { font-size: 16px; }
  .organization { font-size: 15px; }
  .organization > div { grid-template-columns: 90px 1fr; gap: 14px; padding: 18px 0; }
  dd > span { font-size: 13px; }
  .contact-section { padding: 62px 0 34px; }
  .contact-section .eyebrow { font-size: 13px; }
  .contact-heading h2 { font-size: clamp(22px, 6vw, 35px); letter-spacing: 0; }
  .contact-heading > div > p { font-size: 16px; line-height: 2; }
  .contact-button { font-size: 17px; padding: 20px 22px; }
  .contact-heading .contact-email { font-size: 14px; gap: 2px; }
  .contact-email > span { font-size: 12px; }
  .contact-topics { font-size: 14px; line-height: 2; }
  .contact-topics i { margin: 0 6px; }
  .footer-main { gap: 20px; display: block; }
  .footer-main .brand { width: 140px; margin-bottom: 20px; }
  .footer-main > p { font-size: 14px; max-width: none; line-height: 2; }
  .back-top { width: 100%; font-size: 14px; justify-content: flex-end; margin-top: 18px; }
  .footer-bottom { font-size: 12px; flex-wrap: wrap; gap: 8px 18px; }
  .footer-bottom small { font-size: 12px; }
}

@media print {
  .wrap { width: 90%; }
  body { font-size: 12px; }
  .site-header { position: static; }
  .section { padding: 40px 0; }
}

@media (max-width: 640px) {
  .philosophy-text p:not(.lead) br,
  .contact-heading > div > p:not(.contact-email) br,
  .local-grid > div > p:not(.local-lead) br,
  .about-grid > div > p:last-child br { display: none; }
  .about-grid { grid-template-columns: minmax(0, 1fr); }
  .about-grid > div { min-width: 0; }
  .opening-large { font-size: clamp(64px, 20vw, 78px); }
  .organization > div { grid-template-columns: 90px minmax(0, 1fr); }
  .organization dd { overflow-wrap: anywhere; }
}

/* 白を基調に、色はボタンと図案に絞る */
:root { --paper: #fff; --white: #fff; --line: #dedfd9; --muted: #5e665b; }
body, .site-header, .activities, .local-section, .contact-section { background: #fff; }
.preparing-bar { background: #fff; color: var(--green); border-bottom: 1px solid var(--line); }
.status-dot { background: var(--orange); }
.opening-date { border-left-color: var(--line); }
.activities { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.local-section { border-bottom: 1px solid var(--line); }
.contact-section { border-top: 1px solid var(--line); }
.contact-topics { border-top-color: var(--line); }
.nav-contact:hover { background: #f5f6f2; }