:root{color-scheme:light;color:#4c5747;background:#faf7ee;font-family:"Hiragino Maru Gothic ProN","Yu Gothic",system-ui,sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}a:focus-visible{outline:3px solid #b05c47;outline-offset:5px}img{display:block;width:100%;height:auto}p{line-height:1.9}h1,h2{font-family:"Hiragino Mincho ProN","Yu Mincho",serif;font-weight:500;line-height:1.55;overflow-wrap:anywhere}h1{font-size:clamp(27px,3.4vw,42px);margin:14px 0}h2{font-size:24px}.page-header{max-width:1120px;margin:auto;padding:30px 28px;display:flex;align-items:center;justify-content:space-between;gap:22px;border-bottom:1px solid #e4e3d7}.brand{font-family:serif;font-size:24px;letter-spacing:.14em}.brand small{display:block;font-family:system-ui,sans-serif;font-size:9px;letter-spacing:.17em;margin-top:8px}.languages{display:flex;flex-wrap:wrap;gap:8px;font-size:13px}.languages a{padding:8px 12px;border-radius:20px}.languages [aria-current]{background:#e3e9d8}.spot-page{max-width:984px;margin:auto;padding:28px}.breadcrumbs{font-size:12px;color:#71796a;line-height:1.8;overflow-wrap:anywhere}.spot-heading{padding:24px 4px 12px}.eyebrow{font-size:12px;letter-spacing:.1em;color:#7a866f}.catch{color:#737d68;font-size:16px}figure{margin:12px 0 0}figure>img{border-radius:24px;box-shadow:0 14px 45px #75826017}figcaption,.fineprint{font-size:12px;color:#74796e}figcaption{padding:12px 6px;line-height:1.7}.spot-body{max-width:740px;margin:0 auto;padding:10px 0 28px}.description{font-size:16px;margin:20px 0 34px}dl{display:grid;grid-template-columns:100px 1fr;gap:17px 22px;background:#f0f1e6;border-radius:22px;padding:26px;margin:20px 0 28px;font-size:14px;line-height:1.9}dt{font-weight:600}dd{margin:0;overflow-wrap:anywhere}.map-link{display:inline-block;padding:15px 25px;border-radius:30px;color:#fff;background:#9a604e}.map-link:hover{background:#86513f}.detail-art-credit{font-size:12px;color:#73786b;line-height:1.9;border-top:1px solid #e1e3d5;padding-top:17px;overflow-wrap:anywhere}.detail-art-credit summary{cursor:pointer}.detail-art-credit a{text-decoration:underline}.related{padding:10px 0 30px;border-top:1px solid #e1e3d5}.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.related-grid a{border:1px solid #e5e4d8;border-radius:20px;overflow:hidden;background:#fffcf5}.related-grid span,.related-grid small{display:block;padding:12px 16px 0;line-height:1.6;overflow-wrap:anywhere}.related-grid small{padding-top:4px;padding-bottom:16px;color:#777d6d}footer{max-width:984px;margin:auto;border-top:1px solid #e1e3d5;padding:28px;font-size:13px}footer p{font-size:12px;color:#7a806f}@media(max-width:650px){.page-header{padding:23px 20px;align-items:flex-start;flex-direction:column}.spot-page{padding:24px 20px}.related-grid{grid-template-columns:1fr}.related-grid a{display:grid;grid-template-columns:120px 1fr;align-items:center}.related-grid img{grid-row:span 2;height:100%;object-fit:cover}.related-grid span{padding-top:12px}.related-grid small{padding-bottom:12px}dl{grid-template-columns:1fr;gap:5px;padding:22px}dd+dt{margin-top:12px}figure>img{border-radius:18px}.languages{gap:3px}.languages a{padding:7px 10px}}
/* Use proportional Latin/Cyrillic faces instead of Japanese full-width glyphs. */
:root:lang(en),:root:lang(ru){font-family:system-ui,-apple-system,"Segoe UI",sans-serif}
:lang(en) h1,:lang(en) h2,:lang(en) .brand,:lang(ru) h1,:lang(ru) h2,:lang(ru) .brand{font-family:Georgia,"Times New Roman",serif;letter-spacing:normal}
.languages a:lang(en),.languages a:lang(ru){font-family:system-ui,-apple-system,"Segoe UI",sans-serif;letter-spacing:normal}
.detail-visit-links{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;margin:0 0 22px}.detail-official-link{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 20px;border:1px solid #cfd9c2;border-radius:24px;background:#edf2e3;color:#5e7557;font-size:14px;line-height:1.9;text-align:center}.detail-official-link:hover{background:#e1ead8}.detail-checked{margin:0;color:#74796e;font-size:12px}ruby{ruby-position:over;ruby-align:center}rt{font-size:.55em;font-weight:400}
:root:lang(zh-CN){font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif}
:lang(zh-CN) h1,:lang(zh-CN) h2,:lang(zh-CN) .brand{font-family:"Songti SC","SimSun",serif}

.detail-map-link{display:flex;align-items:center;gap:7px;width:fit-content;max-width:100%;min-height:32px;margin-top:6px;padding:3px 0;color:#5f7e69;text-decoration:underline;text-underline-offset:3px;line-height:1.9;border-radius:3px}.detail-map-link>span:first-child{min-width:0;overflow-wrap:anywhere}.detail-map-link>span:last-child{flex-shrink:0}.detail-map-link:hover{color:#425e4b}.detail-map-link:focus-visible{outline:2px solid #609681;outline-offset:3px}
.detail-access-links{display:flex;flex-wrap:wrap;gap:0 20px}.detail-access-links .detail-map-link{margin-top:5px}
.detail-travel-time{display:block;font-weight:600;color:#5d7554;font-size:17px;line-height:2}.detail-travel-via{display:block;margin-top:5px;line-height:2;overflow-wrap:anywhere}
.detail-travel-note{font-size:12px;line-height:1.9;color:#74796e;margin:8px 0 2px}.detail-access-checked{font-size:11px;line-height:1.9;color:#74796e;margin:6px 0 0;overflow-wrap:anywhere}

/* Readable metadata and links on the static/offline pages too. */
.eyebrow,.breadcrumbs,figcaption,.fineprint,.detail-art-credit,.detail-checked,.detail-travel-note,.detail-access-checked,footer p{color:#59634f}
.detail-access-checked,.brand small{font-size:12px}
.detail-map-link{color:#405f49}
a:focus-visible,summary:focus-visible,.detail-map-link:focus-visible{outline:3px solid #385f4c;outline-offset:3px}
@media(max-width:650px){.page-header{padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right))}footer{padding-bottom:calc(28px + env(safe-area-inset-bottom))}}

/* 404.html: four languages share one page, so each section takes the font of its own language (as :root:lang does for spot pages). */
.not-found__section:lang(en),.not-found__section:lang(ru){font-family:system-ui,-apple-system,"Segoe UI",sans-serif}
.not-found__section:lang(zh-CN){font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif}

/* A quiet, standalone guide; it also works without JavaScript or the map. */
.about-site{--about-paper:#faf7ee;--about-card:#fffcf5;--about-tint:#f0f1e6;--about-tint-2:#eef1e5;--about-tint-3:#edf1e4;--about-panel:#edf0e3;--about-ink:#4c5747;--about-ink-soft:#59634f;--about-ink-head:#455b3f;--about-link:#405f49;--about-ink-faint:#7f9270;--about-line:#e1e3d5;--about-line-2:#dce0d2;--about-line-3:#d5dcc8;--about-line-strong:#c9d3bb;--about-sage:#5b7450;--about-sage-2:#657a58;--about-sage-deep:#4d6443;--about-sage-wash:#e8eddf;--about-gold:#c5a05c;--about-gold-wash:#f7ead0;--about-cta:#9a604e;--about-cta-hover:#86513f;--about-focus:#385f4c;--about-r-sm:14px;--about-r-md:18px;--about-r-lg:22px;--about-r-xl:30px;--about-shadow:0 14px 45px #75826017;--about-edge:0 4px 0 #dbe2cf;--about-container:1120px;--about-gutter:28px;--about-measure:40em;--about-serif:"Hiragino Mincho ProN","Yu Mincho",serif;--about-num:Georgia,"Times New Roman",serif;font-size:16px;line-height:1.9;color:var(--about-ink);background:var(--about-paper)}
.about-site:lang(en),.about-site:lang(ru){--about-measure:38em;--about-serif:Georgia,"Times New Roman",serif;line-height:1.7}
.about-site:lang(zh-CN){--about-serif:"Songti SC","SimSun",serif}
.about-site p{line-height:inherit}
/* Header, skip link, breadcrumbs */
.about-site .page-header{max-width:var(--about-container);padding:22px var(--about-gutter);gap:20px;border-bottom:1px solid var(--about-line)}
.about-brand{display:flex;align-items:center;gap:14px;font-family:var(--about-serif);font-size:22px;letter-spacing:.12em;line-height:1.3;color:var(--about-ink)}
.about-brand:hover{text-decoration:none;color:var(--about-link)}
.about-brand-mark{flex:none;width:42px;height:42px;border-radius:13px}
.about-brand small{display:block;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;font-size:10px;letter-spacing:.18em;margin-top:5px;color:var(--about-ink-soft)}
.about-site .languages{gap:4px;font-size:13px}
.about-site .languages a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:22px;color:var(--about-ink-soft)}
.about-site .languages a:hover{background:var(--about-sage-wash);color:var(--about-ink);text-decoration:none}
.about-site .languages [aria-current]{background:#e3e9d8;color:var(--about-ink-head);font-weight:600}
.about-skip{position:absolute;top:10px;left:12px;z-index:3;display:inline-flex;align-items:center;min-height:44px;padding:0 20px;border-radius:22px;background:var(--about-sage);color:#fff;font-size:14px;transform:translateY(-200%)}
.about-skip:focus{transform:none}
.about-page{max-width:var(--about-container);padding:18px var(--about-gutter) 40px;overflow-wrap:anywhere}
.about-site .breadcrumbs{font-size:13px;line-height:1.8;color:var(--about-ink-soft)}
.about-site .breadcrumbs a{display:inline-block;padding:5px 0}
.about-site .breadcrumbs>span[aria-hidden]{color:#697061;padding:0 2px}
/* Hero */
.about-hero{display:grid;grid-template-columns:minmax(0,1fr);row-gap:26px;padding:34px 0 44px}
.about-heading{margin:0;padding:0;max-width:none}
.about-eyebrow{display:flex;align-items:center;gap:10px;margin:0;font-size:12px;letter-spacing:.14em;color:var(--about-ink-soft)}
.about-eyebrow::before{content:"";flex:none;width:12px;height:12px;border-radius:50%;background:radial-gradient(circle,#fff3d8 0 28%,#edb0b8 32% 100%)}
.about-heading h1{font-family:var(--about-serif);font-size:clamp(30px,3.3vw,44px);line-height:1.4;letter-spacing:.04em;margin:14px 0 16px;word-break:auto-phrase}
.about-site:lang(en) .about-heading h1,.about-site:lang(ru) .about-heading h1{letter-spacing:normal;text-wrap:balance}
.about-lead{margin:0;max-width:var(--about-measure);font-size:17px;line-height:1.85;color:var(--about-ink-soft);word-break:auto-phrase;text-wrap:balance}
.about-hero-art{display:none}
.about-contents{display:flex;flex-wrap:wrap;gap:8px;margin:0}
.about-contents-label{flex:0 0 100%;margin:0;font-size:12px;letter-spacing:.1em;color:var(--about-ink-soft)}
.about-contents a{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:0 18px 0 13px;border:1px solid var(--about-line-3);border-radius:22px;background:var(--about-card);font-size:14px;line-height:1.4;color:var(--about-ink)}
.about-contents-num{font-family:var(--about-num);font-size:12px;letter-spacing:.06em;color:var(--about-sage);padding-top:1px}
.about-contents a:hover{background:var(--about-sage-wash);border-color:var(--about-line-strong);text-decoration:none}
.about-site:has(#overview:target) .about-contents a[href="#overview"],.about-site:has(#explore:target) .about-contents a[href="#explore"],.about-site:has(#start:target) .about-contents a[href="#start"],.about-site:has(#privacy:target) .about-contents a[href="#privacy"],.about-site:has(#credits:target) .about-contents a[href="#credits"]{background:var(--about-sage);border-color:var(--about-sage);color:#fff}
.about-site:has(#overview:target) .about-contents a[href="#overview"] .about-contents-num,.about-site:has(#explore:target) .about-contents a[href="#explore"] .about-contents-num,.about-site:has(#start:target) .about-contents a[href="#start"] .about-contents-num,.about-site:has(#privacy:target) .about-contents a[href="#privacy"] .about-contents-num,.about-site:has(#credits:target) .about-contents a[href="#credits"] .about-contents-num{color:#fff}
/* Sections */
.about-section{padding:36px 0 44px;border-top:1px solid var(--about-line);scroll-margin-top:24px}
.about-section-heading{display:flex;align-items:baseline;gap:14px;margin:0 0 24px}
.about-section-num{font-family:var(--about-num);font-size:22px;line-height:1;letter-spacing:.02em;color:var(--about-ink-soft)}
/* 章番号は縮めない（積み表示のとき「0／4」と縦に割れないように） */
.about-section-heading .about-section-num{flex:none;white-space:nowrap}
.about-section h2{margin:0;font-family:var(--about-serif);font-size:clamp(22px,2.2vw,26px);line-height:1.5;font-weight:500;text-wrap:balance}
/* ロシア語の長い単語（конфиденциальность）を見出し列に収め、必要ならハイフンで折る */
.about-site:lang(ru) .about-section h2{font-size:clamp(20px,1.85vw,22px);hyphens:auto}
.about-section:target .about-section-num{color:var(--about-sage)}
.about-section-body{min-width:0}
.about-section h3{font-family:inherit;font-size:17px;line-height:1.6;margin:0 0 8px;font-weight:600;color:var(--about-ink-head)}
.about-section p{margin:0 0 16px}
/* 01 */
.about-overview{max-width:var(--about-measure);margin:0}
.about-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;list-style:none;padding:0;margin:28px 0 4px}
.about-facts li{display:flex;flex-direction:column;gap:6px;padding:22px 24px 20px;background:var(--about-card);border:1px solid var(--about-line);border-radius:var(--about-r-md);box-shadow:var(--about-edge)}
.about-facts b{font-family:var(--about-num);font-size:44px;font-weight:400;line-height:1;color:var(--about-sage)}
.about-facts span{font-size:14px;line-height:1.5;color:var(--about-ink-soft)}
/* 02 */
.about-features{display:grid;margin:0 0 32px}
.about-feature{display:grid;grid-template-columns:48px minmax(0,1fr);column-gap:20px;padding:22px 0;border-bottom:1px solid var(--about-line)}
.about-feature:first-child{padding-top:0}
.about-feature:last-child{border-bottom:0;padding-bottom:6px}
.about-feature-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;background:var(--about-tint-2);border:1px solid #dbe2cf;color:var(--about-sage)}
.about-feature-icon svg{width:24px;height:24px}
.about-feature h3{margin:0 0 6px}
.about-feature p{margin:0;font-size:15px;line-height:1.85;max-width:var(--about-measure)}
.about-controls{margin:0;padding:6px 24px;background:var(--about-tint);border-radius:var(--about-r-lg)}
.about-controls>div{display:grid;grid-template-columns:minmax(0,240px) minmax(0,1fr);gap:4px 28px;padding:18px 0;border-top:1px solid #dfe3d2}
.about-controls>div:first-child{border-top:0}
.about-controls h3{margin:0;font-size:15px;line-height:1.6;word-break:auto-phrase}
.about-controls p{margin:0;font-size:15px;line-height:1.85;max-width:var(--about-measure)}
/* 02の操作表の本文: text-wrap:pretty の行分割が word-break:auto-phrase の文節境界より優先されるため、日本語だけ pretty を外して文節改行を効かせる（簡体字には文節改行がなく、pretty が孤立行を防いでいるのでそのまま） */
.about-site:lang(ja) .about-controls p{text-wrap:wrap}
.about-section .about-note{margin:24px 0 0;padding:2px 0 2px 18px;border-left:3px solid var(--about-gold);font-size:14px;line-height:1.8;color:var(--about-ink-soft);max-width:var(--about-measure)}
/* 03 */
.about-environment{max-width:var(--about-measure);margin:0}
.about-steps{--about-step-gutter:46px;list-style:none;margin:24px 0;padding:24px 28px 22px;background:var(--about-card);border:1px solid var(--about-line);border-radius:var(--about-r-lg)}
.about-step{position:relative;display:grid;grid-template-columns:var(--about-step-gutter) minmax(0,1fr);padding:0 0 20px}
.about-step:last-child{padding-bottom:0}
.about-step::before{content:"";position:absolute;left:14px;top:32px;bottom:-2px;width:2px;background:var(--about-line-3)}
.about-step:last-child::before{display:none}
.about-step-num{position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:var(--about-sage);color:#fff;font-family:var(--about-num);font-size:14px;line-height:1}
.about-step-text{font-size:15px;line-height:1.85;max-width:var(--about-measure)}
.about-button{display:inline-flex;align-items:center;gap:8px;min-height:44px;margin:2px 0 0;padding:0 22px;border:1px solid var(--about-line-strong);border-radius:var(--about-r-xl);background:var(--about-tint-3);color:var(--about-link);font-size:15px;font-weight:600;line-height:1.4}
.about-button:hover{background:#e1e8d4;text-decoration:none}
.about-button span{font-weight:400}
.about-link{display:inline-block;text-decoration:underline;text-underline-offset:5px;line-height:1.9;padding:9px 0;color:var(--about-link)}
.about-section .about-prose+.about-link{margin-top:20px}
/* 04 (and the prose blocks of 05) */
.about-prose{display:grid;gap:0;max-width:none}
.about-prose>div{padding:20px 0;border-top:1px solid var(--about-line)}
.about-prose>div:first-child{padding-top:0;border-top:0}
.about-prose p{margin:0;max-width:var(--about-measure)}
/* Return + footer */
.about-return{margin:20px 0 8px;padding:44px 24px 48px;border-radius:var(--about-r-xl);background:var(--about-panel);text-align:center}
.about-return-mark{display:block;width:56px;height:56px;margin:0 auto 18px;border-radius:16px}
.about-return-mark rect{fill:#fffcf5}
.about-return p{margin:0 0 22px;font-family:var(--about-serif);font-size:clamp(20px,2vw,24px);line-height:1.6;color:var(--about-ink);word-break:auto-phrase;text-wrap:balance}
.about-return .map-link{display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 28px;border-radius:var(--about-r-xl);background:var(--about-cta);color:#fff;font-size:16px;font-weight:600;line-height:1.3}
.about-return .map-link:hover{background:var(--about-cta-hover);text-decoration:none}
.about-site footer{max-width:var(--about-container);display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 24px;padding:26px var(--about-gutter) 40px;border-top:1px solid var(--about-line);font-size:13px}
.about-site footer a{display:inline-flex;align-items:center;min-height:44px;font-family:var(--about-serif);font-size:15px;letter-spacing:.08em}
.about-site footer p{margin:0;font-size:12px;color:var(--about-ink-soft);max-width:var(--about-measure)}
/* Motion */
@keyframes about-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.about-hero-island{animation:about-float 7s ease-in-out infinite}
@media(prefers-reduced-motion:reduce){.about-hero-island{animation:none}}
/* Breakpoints */
@media(min-width:900px){.about-hero{grid-template-columns:minmax(0,1fr) 300px;grid-template-areas:"head art" "toc art";column-gap:48px;align-items:center;padding:40px 0 48px}.about-heading{grid-area:head}.about-contents{grid-area:toc}.about-hero-art{grid-area:art;display:block;width:300px;height:auto;justify-self:end}}
@media(min-width:1100px){.about-hero{grid-template-columns:minmax(0,1fr) 340px;column-gap:64px}.about-hero-art{width:340px}.about-section{display:grid;grid-template-columns:248px minmax(0,1fr);column-gap:64px;padding:42px 0 54px}.about-section-heading{position:sticky;top:24px;align-self:start;display:block;margin:0}.about-section-num{display:block;font-size:40px;margin-bottom:10px;color:var(--about-ink-faint)}.about-section h2::after{content:"";display:block;width:40px;height:2px;background:var(--about-line-strong);margin-top:16px}.about-section:target h2::after{background:var(--about-sage)}}
@media(max-width:650px){.about-site{--about-gutter:20px}.about-page{padding:14px var(--about-gutter) 32px}.about-hero{padding:22px 0 32px;row-gap:22px}.about-heading h1{margin:12px 0 14px}.about-lead{font-size:16px}.about-section{padding:30px 0 34px}.about-section-num{font-size:20px}.about-facts{grid-template-columns:1fr;gap:0;background:var(--about-card);border:1px solid var(--about-line);border-radius:var(--about-r-md);box-shadow:var(--about-edge)}.about-facts li{flex-direction:row;align-items:baseline;gap:14px;padding:14px 20px;background:none;border:0;border-radius:0;box-shadow:none}.about-facts li+li{border-top:1px solid var(--about-line)}.about-facts b{font-size:32px;min-width:2.2em}.about-feature{grid-template-columns:44px minmax(0,1fr);column-gap:14px;padding:18px 0}.about-feature-icon{width:44px;height:44px}.about-controls{padding:4px 18px}.about-controls>div{grid-template-columns:1fr;gap:6px;padding:16px 0}.about-steps{--about-step-gutter:40px;padding:20px 18px 18px}.about-return{padding:36px 18px 40px}.about-site footer{padding-bottom:calc(32px + env(safe-area-inset-bottom))}}
@media(max-width:359px){.about-heading h1{font-size:26px}}
/* 罫線はコンテナ幅いっぱい（ヘッダー・フッターと左右端をそろえる）。折り返し地点の指定より後に置く */
.about-hero,.about-section{margin-inline:calc(var(--about-gutter)*-1);padding-inline:var(--about-gutter)}
/* 行末に1〜2文字だけ残る行を減らす（未対応の環境では無視される） */
.about-site :is(p,dd,li,.about-step-text){text-wrap:pretty}
.about-site:lang(ja) :is(p,dd,li),.about-site:lang(zh-CN) :is(p,dd,li){word-break:auto-phrase}
.about-site .about-lead,.about-site .about-return p,.about-site .about-subheading,.about-site .about-group-title,.about-site .about-credit-name,.about-site .about-section h2,.about-site .about-section h3{text-wrap:balance}
/* 見出し・題名も本文と同じ文節改行にする（語中で割れるのを防ぐ）。簡体字は字間改行が正式な組版なので当てない */
.about-site:lang(ja) :is(.about-subheading,.license-card-title,.about-group-title){word-break:auto-phrase}
/* 「＋／−」「+ / −」は1つの記号列なので行末と行頭に割らない */
.about-site .about-nowrap{white-space:nowrap}
/* 05 素材・出典（設計B）: 本文書体の控え（番号・件数など、見出し書体を継がせない小さな文字用） */
.about-site{--about-sans:"Hiragino Maru Gothic ProN","Yu Gothic",system-ui,sans-serif;--about-gutter-card:14px;--about-disc:22px}
.about-site:lang(en),.about-site:lang(ru){--about-sans:system-ui,-apple-system,"Segoe UI",sans-serif}
.about-site:lang(zh-CN){--about-sans:"PingFang SC","Microsoft YaHei",system-ui,sans-serif}
/* 05 内の目次 */
.about-site .about-credits-nav{display:flex;flex-wrap:wrap;column-gap:16px;row-gap:4px;margin:4px 0 -9px;font-size:13px;line-height:1.7}
.about-site .about-credits-nav a{display:flex;align-items:center;gap:6px;min-height:44px;margin:0;padding:0;color:var(--about-link);font-weight:600;text-decoration:underline;text-underline-offset:4px;transition:color .15s}
.about-site .about-credits-nav a:hover{color:var(--about-ink-head)}
.about-site .about-credits-nav a>span{font-family:var(--about-sans);font-size:12px;font-weight:400;letter-spacing:.08em;color:var(--about-sage)}
/* 05.1〜05.4 の外枠・小見出し・導入文 */
.about-site .about-credits-block{margin-top:20px;padding-top:16px;border-top:1px dashed var(--about-line-3);scroll-margin-top:24px}
.about-site .about-subheading{display:flex;align-items:baseline;gap:12px;margin:0 0 8px;font-family:var(--about-serif);font-size:21px;font-weight:500;line-height:1.5;color:var(--about-ink-head);overflow-wrap:anywhere}
.about-site .about-subheading>span{flex:none;font-family:var(--about-sans);font-size:12px;letter-spacing:.08em;color:var(--about-sage)}
.about-site .about-credits-block>.about-lead{max-width:calc(var(--about-measure) * 16 / 15);margin:0 0 12px;font-size:15px;line-height:1.75;color:var(--about-ink-soft)}
.about-site .about-credits-block .about-note{margin:14px 0 0}
.about-site .about-group-title{margin:10px 0 4px;font-size:14px;font-weight:600;letter-spacing:.02em;line-height:1.6;color:var(--about-ink-head)}
.about-site .about-credit-name,.about-site .software-credit-name{margin:0 0 4px;font-size:16px;font-weight:600;line-height:1.6;color:var(--about-ink);overflow-wrap:anywhere}
/* 枠付きリスト（12行のライセンス・動画・地図のレコード） */
.about-site .license-cards,.about-site .about-credit-records{list-style:none;margin:0;padding:0;border:1px solid var(--about-line-2);border-radius:16px;background:var(--about-card);overflow:hidden}
.about-site .license-cards>*+*,.about-site .about-credit-records>*+*{border-top:1px solid var(--about-line)}
.about-site .about-credit-record{padding:10px 18px;scroll-margin-top:24px}
.about-site .about-credit-record:target{background:var(--about-tint-3)}
/* ラベル｜値（共有CSSの dl / dd+dt を打ち消す） */
.about-site .about-credit-meta{display:grid;grid-template-columns:minmax(8em,11em) minmax(0,1fr);gap:10px 16px;margin:6px 0 0;padding:0;background:transparent;border-radius:0;font-size:13px;line-height:1.7}
.about-site .about-credit-meta dt{margin:0;font-weight:600;color:var(--about-ink-soft)}
.about-site .about-credit-meta dd{margin:0;min-width:0;color:var(--about-ink);overflow-wrap:anywhere}
.about-site .about-credit-meta dd+dt{margin-top:0}
/* リンク行・説明行・注記行・提供条件のボックス */
.about-site .about-credit-links,.about-site .license-card-links{display:flex;flex-wrap:wrap;align-items:center;column-gap:14px;row-gap:0}
.about-site .about-credit-links{margin:6px 0 0;font-size:13px;line-height:1.7}
.about-site .about-credit-desc{margin:0 0 5px;font-size:13px;line-height:1.7;color:var(--about-ink)}
.about-site .about-credit-note{margin:6px 0 0;font-size:13px;line-height:1.7;color:var(--about-ink-soft)}
.about-site .about-credit-offer{margin:8px 0 0;padding:8px 13px;background:var(--about-tint-2);border-radius:14px;font-size:13px;line-height:1.7}
.about-site .about-credit-offer>p{margin:0 0 4px}
.about-site .about-credit-offer>p:last-child{margin:0}
.about-site .about-credit-offer>p.about-credit-links{margin:-9px 0}
.about-site .about-credit-offer-title{font-weight:600;color:var(--about-ink-head)}
/* 文中のリンク（文の一部として現れるもの）は見た目を変えずに当たり判定だけ広げる */
.about-site .about-credit-meta a,.about-site .about-credit-note a,.about-site .about-credit-offer a,.about-site .license-review a{display:inline-block;margin:-9px 0;padding:11px 0;line-height:1.7;color:var(--about-link);text-decoration:underline;text-underline-offset:4px}
/* リンクの並びでは、各リンクを44pxの箱そのものにする。余白を負にしないので上下は重ならず、
   区切り記号も要らない（折り返しの単位がリンクなので、行頭に「·」が取り残されない） */
.about-site .about-credit-links a,.about-site .about-credit-links button,.about-site .license-card-links a,.about-site .license-card-links button,.about-site .license-explain{display:flex;align-items:center;min-height:44px;margin:0;padding:0;line-height:1.7;color:var(--about-link);text-decoration:underline;text-underline-offset:4px}
.about-site .license-explain{min-height:44px;border:0;border-radius:3px;background:transparent;font:inherit;font-size:inherit;text-align:left;cursor:pointer}
.about-site .license-explain:hover{color:var(--about-ink-head)}
.about-site .license-explain:focus-visible{outline:3px solid var(--about-focus);outline-offset:3px}
/* シェブロン（3種の summary の既定マーカーを置き換える） */
.about-site .license-card>summary,.about-site .software-credit-group-items>summary,.about-site .software-license>summary,.about-site .license-review-more>summary{list-style:none;cursor:pointer}
.about-site .license-card>summary::-webkit-details-marker,.about-site .software-credit-group-items>summary::-webkit-details-marker,.about-site .software-license>summary::-webkit-details-marker,.about-site .license-review-more>summary::-webkit-details-marker{display:none}
.about-site .license-card>summary::before,.about-site .software-credit-group-items>summary::before,.about-site .software-license>summary::before,.about-site .license-review-more>summary::before{content:"";flex:none;width:8px;height:8px;margin:0 6px 0 2px;border-right:2px solid var(--about-sage);border-bottom:2px solid var(--about-sage);transform:translateY(-1px) rotate(-45deg);transition:transform .18s ease}
.about-site .license-card[open]>summary::before,.about-site .software-credit-group-items[open]>summary::before,.about-site .software-license[open]>summary::before,.about-site .license-review-more[open]>summary::before{transform:translateY(-3px) rotate(45deg)}
/* 05.1 ライセンスの説明 */
.about-site .license-guide a{text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}
.about-site .license-example{margin:0 0 12px;color:var(--about-ink)}
.about-site .license-guide>.license-scope{margin:14px 0 0}
.about-site .license-scope>.license-status{vertical-align:middle;margin:0 8px 4px 0}
.about-site .license-group{margin-top:12px}
.about-site .license-group:first-of-type{margin-top:10px}
.about-site .license-card{scroll-margin-top:24px}
.about-site .license-card>summary{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;min-height:52px;padding:12px 16px 12px var(--about-gutter-card);line-height:1.6;transition:background-color .15s}
.about-site .license-card>summary::before,.about-site .software-credit-group-items>summary::before{margin-right:0}
.about-site .license-card>summary:hover{background:var(--about-tint)}
.about-site .license-card>summary:focus-visible{outline:3px solid var(--about-focus);outline-offset:-4px}
.about-site .license-card:target>summary{background:var(--about-tint-3)}
.about-site .license-card[data-license-review]>summary{box-shadow:inset 3px 0 0 var(--about-gold)}
.about-site .license-card-title{flex:1 1 14em;min-width:0;font-size:15px;font-weight:600;color:var(--about-ink)}
.about-site .license-card[open]>summary .license-card-title{color:var(--about-ink-head)}
.about-site .license-card-tag{flex:none;padding:2px 8px;border:1px solid var(--about-line-3);border-radius:8px;background:var(--about-paper);color:var(--about-sage);font-style:normal;font-size:12px;line-height:1.5}
.about-site .license-card>summary .license-status{margin-left:auto}
/* 状態バッジ：チェック印＝確認済み、感嘆符＝別途確認あり */
.about-site .license-status{display:inline-flex;align-items:flex-start;gap:6px;max-width:100%;padding:3px 9px 3px 8px;border:1px solid var(--about-line-3);border-radius:8px;background:var(--about-tint-2);color:var(--about-ink-head);font-size:12px;font-weight:600;line-height:1.5;white-space:normal;overflow-wrap:anywhere}
.about-site .license-status::before{content:"";flex:none;width:5px;height:9px;margin:2px 3px 0 1px;border-right:2px solid var(--about-ink-head);border-bottom:2px solid var(--about-ink-head);transform:rotate(45deg)}
.about-site .license-status-limited{border-color:var(--about-gold);background:var(--about-gold-wash);color:var(--about-ink)}
.about-site .license-status-limited::before{width:2px;height:12px;margin:3px 4px 0 3px;border:0;border-radius:1px;background:linear-gradient(to bottom,#4c5747 0 7px,transparent 7px 9.5px,#4c5747 9.5px 12px);transform:none}
/* カードの本文（ラベル｜値の5行） */
.about-site .license-card-body{padding:2px 18px 12px calc(var(--about-gutter-card) + var(--about-disc));font-size:14px}
.about-site .license-card-body dl{display:grid;grid-template-columns:minmax(8em,10em) minmax(0,1fr);gap:4px 20px;max-width:860px;margin:0;padding:0;background:transparent;border-radius:0;font-size:14px;line-height:1.7}
.about-site .license-card-body dt{margin:0;font-size:13px;font-weight:600;color:var(--about-ink-head)}
.about-site .license-card-body dd{margin:0;min-width:0;color:var(--about-ink)}
.about-site .license-card-body dd+dt{margin-top:0}
.about-site .license-card-body dd.license-card-links:not(:last-child){margin-top:-11px}
.about-site .license-card-body dd.license-card-links:last-child{margin-bottom:-9px}
/* 44pxの箱の中では文字が中央に来るので、横並びのときはラベルもその分だけ下げて1行目を揃える */
@media(min-width:651px){
.about-site .license-card-body dl>dt:has(+dd.license-card-links:last-child),.about-site .about-credit-meta>dt:has(+dd.license-card-links){padding-top:11px}
}
.about-site .license-card-review-link{margin:14px 0 0}
.about-site .license-card-review-link a{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:4px 14px;border:1px solid var(--about-gold);border-radius:12px;background:var(--about-gold-wash);color:var(--about-ink);font-size:13px;text-decoration:none}
.about-site .license-card-review-link a::before{content:"";flex:none;width:2px;height:12px;border-radius:1px;background:linear-gradient(to bottom,#4c5747 0 7px,transparent 7px 9.5px,#4c5747 9.5px 12px)}
.about-site .license-card-review-link a:hover{text-decoration:underline;text-underline-offset:4px}
.about-site .license-reuse{max-width:calc(var(--about-measure) * 16 / 15);margin:8px 0 0;font-size:15px;line-height:1.75;color:var(--about-ink)}
/* 別途確認が必要な範囲 */
.about-site .license-review{margin:12px 0 0;padding:14px 20px 14px 22px;border:1px solid var(--about-line);border-left:4px solid var(--about-gold);border-radius:0 16px 16px 0;background:var(--about-card);font-size:14px;line-height:1.7;scroll-margin-top:24px}
.about-site .license-review>.license-status{margin:0 0 10px}
.about-site .license-review h4{margin:0 0 8px;font-size:16px;font-weight:600;color:var(--about-ink)}
.about-site .license-review>p{margin:0 0 10px}
.about-site .license-review .about-credit-links{margin:0}
.about-site .license-review-list{display:grid;grid-template-columns:minmax(0,1fr);gap:0;margin:0;padding:0;background:transparent;border-radius:0;font-size:14px;line-height:1.7}
.about-site .license-review-list dt{margin:18px 0 6px;font-weight:600;line-height:1.7;color:var(--about-ink-head)}
.about-site .license-review-list dd{margin:0;min-width:0}
.about-site .license-review-list dd p{margin:0 0 10px}
.about-site .license-review-list dd:last-child p:last-child{margin:0}
/* 05.4 ソフトウェア・フォント・生成AI */
.about-site .software-credit-groups{margin-top:14px;border:1px solid var(--about-line-2);border-radius:16px;background:var(--about-card);overflow:hidden}
.about-site .software-credit-group+.software-credit-group{border-top:1px solid var(--about-line)}
.about-site .software-credit-group-items>summary{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 10px;min-height:52px;padding:8px 16px 8px var(--about-gutter-card);line-height:1.6;transition:background-color .15s}
.about-site .software-credit-group-items>summary>.about-group-title{flex:1 1 12em;margin:0}
.about-site .software-credit-group-items>summary:hover{background:var(--about-tint)}
.about-site .software-credit-group-items>summary:focus-visible{outline:3px solid var(--about-focus);outline-offset:-4px}
.about-site .software-credit-group-names{display:flex;flex-wrap:wrap;column-gap:16px;row-gap:0;flex:1 1 100%;min-width:0;margin-left:var(--about-disc);font-size:13px;line-height:1.7;color:var(--about-ink-soft);overflow-wrap:anywhere}
.about-site .software-credit-group-names>span{min-width:0;overflow-wrap:anywhere}
.about-site .software-credit-group-items[open]>summary .software-credit-group-names{font-weight:600;color:var(--about-ink-head)}
.about-site .software-credit-group-count{flex:none;margin-left:auto;min-width:2em;padding:1px 8px;border:1px solid var(--about-line-3);border-radius:8px;background:var(--about-paper);font-family:var(--about-sans);font-size:12px;font-weight:600;line-height:1.5;text-align:center;color:var(--about-sage)}
.about-site .software-credit-group-note{margin:0;padding:10px 16px 0 calc(var(--about-gutter-card) + var(--about-disc));font-size:13px;line-height:1.7;color:var(--about-ink-soft)}
.about-site .software-credit-list{list-style:none;margin:6px 0 0;padding:0}
.about-site .software-credit-list>li+li{border-top:1px solid var(--about-line)}
.about-site .software-credit{padding:14px 18px 14px calc(var(--about-gutter-card) + var(--about-disc));scroll-margin-top:24px}
.about-site .software-credit:target{background:var(--about-tint-3)}
.about-site .software-credit-use{margin:0;font-size:13px;line-height:1.7;color:var(--about-ink)}
/* 原文は高さ上限つきのスクロール領域に収める */
.about-site .software-license{margin:8px 0 0;padding-top:4px;border-top:1px dashed var(--about-line-3);font-size:13px}
.about-site .software-license>summary{display:flex;align-items:center;gap:6px;min-height:44px;padding:8px 0;color:var(--about-link);line-height:1.8;transition:background-color .15s}
.about-site .software-license>summary:hover .software-license-label{text-decoration:underline;text-underline-offset:4px}
.about-site .software-license-text{max-height:min(60vh,480px);overflow:auto;margin:6px 0 4px;padding:12px 14px;border:1px solid var(--about-line);border-radius:12px;background:var(--about-paper);overscroll-behavior:contain}
.about-site .software-license-text:focus-visible{outline:3px solid var(--about-focus);outline-offset:2px}
.about-site .software-license-text>pre{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.75}
.about-site .software-credit-sr{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
/* ライセンス説明ダイアログ */
.license-dialog-open{overflow:hidden;overscroll-behavior:none;padding-right:var(--license-scrollbar-width,0px)}
.about-site .license-dialog{width:min(760px,calc(100% - 32px));max-width:none;max-height:calc(100vh - 32px);max-height:calc(100dvh - 32px);padding:0;border:1px solid var(--about-line-3);border-radius:20px;background:var(--about-paper);color:var(--about-ink);box-shadow:0 20px 80px #26322640;overflow:hidden;line-height:1.85;overflow-wrap:anywhere}
.about-site .license-dialog:not([open]){display:none}
.about-site .license-dialog[open]{display:grid;grid-template-rows:auto minmax(0,1fr)}
.about-site .license-dialog::backdrop{background:#25322180}
.about-site .license-dialog-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:20px 26px 16px;border-bottom:1px solid var(--about-line-2)}
.about-site .license-dialog-heading{min-width:0}
.about-site .license-dialog-kicker{margin:0 0 2px;font-size:12px;letter-spacing:.06em;color:var(--about-sage)}
.about-site .license-dialog-heading h2{margin:0 0 8px;font-family:var(--about-serif);font-size:20px;font-weight:500;line-height:1.5;color:var(--about-ink)}
.about-site .license-dialog-heading h2:focus{outline:none}
.about-site .license-dialog-close{flex-shrink:0;min-height:44px;padding:8px 16px;border:1px solid var(--about-line-3);border-radius:24px;background:var(--about-tint-2);color:var(--about-link);font:inherit;font-size:14px;cursor:pointer}
.about-site .license-dialog-close:hover{background:var(--about-tint-3);border-color:var(--about-sage)}
.about-site .license-dialog-close:focus-visible{outline:3px solid var(--about-focus);outline-offset:3px}
.about-site .license-dialog-content{min-height:0;padding:6px 26px 26px;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}
.about-site .license-dialog a{text-decoration:underline;text-underline-offset:4px}
.about-site .license-dialog .license-card-body{padding:0}
.about-site .license-dialog .license-scope{margin:20px 0 0;padding:2px 0 2px 18px;border-left:3px solid var(--about-gold);font-size:14px;line-height:1.8;color:var(--about-ink-soft)}
.about-site .license-dialog .license-review{margin:18px 0 0}
.about-site .license-dialog .license-scope>.license-status,.about-site .license-dialog .license-review>.license-status,.about-site .license-dialog .license-card-review-link{display:none}
/* ソフトウェアの項目行は広い画面で「名前・用途」と「ラベル｜値」を二列に */
@media(min-width:760px){
.about-site .software-credit{display:grid;grid-template-columns:minmax(0,1fr) minmax(16em,36%);column-gap:28px;row-gap:4px;grid-template-areas:"name meta" "use meta" "links meta" "notice notice";align-items:start}
.about-site .software-credit-name{grid-area:name}
.about-site .software-credit-use{grid-area:use}
.about-site .software-credit>.about-credit-meta{grid-area:meta;margin:0}
.about-site .software-credit>.about-credit-links{grid-area:links;margin:4px 0 0}
.about-site .software-license{grid-area:notice}
.about-site #video-credits .about-credit-record{display:grid;grid-template-columns:minmax(0,1fr) minmax(15em,62%);grid-template-rows:auto 1fr;column-gap:28px;align-items:start}
.about-site #video-credits .about-credit-record>.about-credit-name{grid-column:1;grid-row:1}
.about-site #video-credits .about-credit-record>.about-credit-links{grid-column:1;grid-row:2;margin:-5px 0 -9px}
.about-site .about-credit-meta>dd.license-card-links:last-child{margin-bottom:-9px}
.about-site #video-credits .about-credit-record>.about-credit-meta{grid-column:2;grid-row:1/span 2;margin:0}
.about-site #map-credits .about-credit-record{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,auto);column-gap:24px;align-items:start}
.about-site #map-credits .about-credit-record>.about-credit-name{grid-column:1;grid-row:1}
.about-site #map-credits .about-credit-record>.about-credit-desc{grid-column:1;grid-row:2}
.about-site #map-credits .about-credit-record>.about-credit-links{grid-column:2;grid-row:1/span 2;margin:0}
.about-site #map-credits .about-credit-record>.about-credit-note,.about-site #map-credits .about-credit-record>.about-credit-offer{grid-column:1/-1}
}
@media(max-width:650px){
.about-site .about-credits-block{margin-top:30px;padding-top:24px}
.about-site .about-subheading{gap:10px;font-size:19px}
.about-site .about-credit-record{padding:14px 16px}
.about-site .about-credit-meta{grid-template-columns:minmax(0,1fr);gap:0}
.about-site .about-credit-meta dt{margin-top:6px}
.about-site .about-credit-meta dt:first-child{margin-top:0}
.about-site .license-card>summary{display:grid;grid-template-columns:var(--about-disc) minmax(0,1fr);column-gap:0;row-gap:6px;align-items:start}
.about-site .license-card>summary::before{margin-top:8px}
.about-site .license-card>summary>.license-card-title{grid-column:2}
.about-site .license-card>summary .license-card-tag,.about-site .license-card>summary .license-status{grid-column:2;justify-self:start;flex-basis:auto;width:max-content;max-width:100%;margin-left:0}
.about-site .license-card-body{padding:2px 16px 16px calc(var(--about-gutter-card) + var(--about-disc))}
.about-site .license-card-body dl{grid-template-columns:minmax(0,1fr);gap:2px}
.about-site .license-card-body dd+dt{margin-top:10px}
.about-site .license-review{padding:16px 16px 16px 18px}
.about-site .software-credit-group-note{padding-left:16px}
.about-site .software-credit{padding:14px 16px 14px calc(var(--about-gutter-card) + var(--about-disc))}
.about-site .license-dialog{border-radius:16px}
.about-site .license-dialog-header{gap:10px;padding:16px}
.about-site .license-dialog-heading h2{font-size:17px}
.about-site .license-dialog-close{padding:8px 12px}
.about-site .license-dialog-content{padding:0 16px 20px}
}
@media(max-width:600px){.about-site .about-credits-nav{gap:6px}}
@media(prefers-reduced-motion:reduce){
.about-site .license-card>summary,.about-site .software-credit-group-items>summary,.about-site .software-license>summary,.about-site .license-card>summary::before,.about-site .software-credit-group-items>summary::before,.about-site .software-license>summary::before,.about-site .license-review-more>summary::before,.about-site .about-credits-nav a{transition:none}
}
.about-site .license-review-more>summary{display:flex;align-items:center;min-height:44px;padding:4px 0;cursor:pointer}
.about-site .license-review-more>summary .license-review-more-label{color:var(--about-link);text-decoration:underline;text-underline-offset:4px}
.about-site .license-review-more>summary:focus-visible{outline:3px solid var(--about-focus);outline-offset:3px}