:root{--railway-blue:#161D61;--railway-blue-text:#232E9B;--railway-blue-text-bright:#3546E9;--railway-light:#F4F7FC;--text-main:#2C3E50;--text-sub:#5D6D7E;--border-color:#E2E8F0}@font-face{font-family:kosugi maru jp;font-style:normal;font-weight:400;font-display:optional;src:url(fonts/kosugi-maru-jp-400.woff2)format('woff2');unicode-range:U+3000-309F,U+30A0-30FF,U+31F?,U+3220-3247,U+3280-32B0,U+4E00-9FFF,U+FF00-FFEF,U+FFFD}@font-face{font-family:quicksand;font-style:normal;font-weight:400;font-display:optional;size-adjust:110%;src:url(fonts/quicksand-latin-400.woff2)format('woff2')}@font-face{font-family:quicksand;font-style:normal;font-weight:500;font-display:optional;size-adjust:110%;src:url(fonts/quicksand-latin-500.woff2)format('woff2')}@font-face{font-family:quicksand;font-style:normal;font-weight:600;font-display:optional;size-adjust:110%;src:url(fonts/quicksand-latin-600.woff2)format('woff2')}@font-face{font-family:quicksand;font-style:normal;font-weight:700;font-display:optional;size-adjust:110%;src:url(fonts/quicksand-latin-700.woff2)format('woff2')}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,segoe ui,Roboto,helvetica neue,Arial,hiragino kaku gothic pron,hiragino sans,Meiryo,sans-serif;background-color:var(--railway-light);color:var(--text-main);line-height:1.8}a{font-family:kosugi maru jp,quicksand,sans-serif}.container{box-sizing:border-box;max-width:1067px;margin:60px auto;padding:3.5rem 3rem;background:#fff;border-radius:12px;border-top:6px solid var(--railway-blue)}header{text-align:center;margin-bottom:2rem}.site-logo{width:100px;height:100px;object-fit:contain;margin-bottom:1.2rem;border-radius:8px}.site-name{display:block;margin:0 0 .3rem;font-family:kosugi maru jp,quicksand,sans-serif;font-size:1.52rem;font-weight:700;color:var(--railway-blue-text);letter-spacing:.02em}h1{font-family:kosugi maru jp,quicksand,sans-serif;font-size:1.9rem;margin:0 0 .5rem;color:var(--railway-blue-text);letter-spacing:.02em;font-weight:900}.subtitle{font-size:.95rem;color:var(--text-sub);margin:0;letter-spacing:.08em}.site-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:0 0 2.5rem;padding-bottom:2rem;border-bottom:1px solid var(--border-color)}.site-nav a{font-family:kosugi maru jp,quicksand,sans-serif;font-size:.88rem;font-weight:600;color:var(--railway-blue-text);text-decoration:none;padding:.4rem 1.1rem;border:1px solid var(--border-color);border-radius:20px;background-color:#fff;transition:all .2s ease}.site-nav a:hover{background-color:var(--railway-light);border-color:var(--railway-blue)}.site-nav a[aria-current=page]{background-color:var(--railway-blue);border-color:var(--railway-blue);color:#fff}.page-home .site-nav,.page-error .site-nav{margin:1.6rem 0 0;padding-bottom:0;border-bottom:none}p{margin:0 0 1.5rem;text-align:justify}.page-home header{margin-bottom:3.5rem}.page-home .site-logo{width:120px;height:120px}.page-home h1{font-size:2.4rem;font-weight:800}.page-home .subtitle{font-size:1rem;letter-spacing:.1em;text-transform:uppercase}.page-overview .site-logo{}.page-charter{line-height:1.85}.page-charter p{margin:0 0 1.2rem}body.page-error{display:flex;align-items:center;justify-content:center;min-height:100vh}.page-error .container{max-width:656px;margin:0;text-align:center}.page-error .site-logo{width:90px;height:90px;margin-bottom:1.5rem}.page-error h1{font-size:1.3rem;color:var(--text-main);margin:0 0 .8rem;letter-spacing:normal}.page-error p{color:#4a5568;margin:0 0 2rem;text-align:left}.doc-link{color:var(--railway-blue-text-bright);font-weight:600;text-decoration:none}.doc-link:hover{text-decoration:underline}.doc-link:visited{color:#7c4a9e}.legacy-link{color:var(--text-sub);text-decoration:none;margin:0 10px}.track-line{height:2px;background:repeating-linear-gradient(90deg,var(--border-color),var(--border-color) 15px,transparent 15px,transparent 25px);margin:4rem 0 2rem}.page-error .track-line{margin:0 0 2rem}.footer-nav{display:grid;grid-template-columns:1fr;gap:1.5rem;margin:0 0 2rem}.footer-col-title{font-family:kosugi maru jp,quicksand,sans-serif;font-size:.85rem;font-weight:700;color:var(--railway-blue-text);margin-bottom:.5rem}.footer-col ul{list-style:none;margin:0;padding:0}.footer-col li{margin-bottom:.3rem;line-height:1.6}.footer-col a{font-size:.85rem;color:var(--text-sub);text-decoration:none}.footer-col a:hover{color:var(--railway-blue-text);text-decoration:underline}@media(min-width:762px){.footer-nav{grid-template-columns:repeat(3,1fr)}}.copyright{text-align:center;font-size:.85rem;color:var(--text-sub);margin:0}.page-home h2{font-family:kosugi maru jp,quicksand,sans-serif;font-size:1.4rem;color:var(--railway-blue-text);margin-top:3rem;margin-bottom:1.2rem;font-weight:600;display:flex;align-items:center;gap:8px}.page-home h2::before{content:"";display:inline-block;width:4px;height:1.4rem;background-color:var(--railway-blue);border-radius:2px}.page-overview h2{font-family:kosugi maru jp,quicksand,sans-serif;font-size:1.3rem;color:var(--railway-blue-text);margin-top:2.4rem;margin-bottom:1rem;font-weight:600;display:flex;align-items:center;gap:8px}.page-overview h2:first-of-type{margin-top:0}.page-overview h2::before{content:"";display:inline-block;width:4px;height:1.2rem;background-color:var(--railway-blue);border-radius:2px}.meta-info{font-size:.9rem;background:#f8fafc;padding:1.2rem;border-radius:6px;border:1px solid var(--border-color);margin:1.5rem 0 0}.meta-info div{display:flex;margin-bottom:6px}.meta-info div:last-child{margin-bottom:0}.meta-info span.label{width:100px;font-weight:600;color:var(--railway-blue-text)}.page-overview table,.page-history table,.page-history-index table{width:100%;border-collapse:collapse;font-size:1rem;line-height:1.4;margin-bottom:1.5rem}.page-overview th,.page-overview td,.page-history th,.page-history td,.page-history-index th,.page-history-index td{text-align:left;padding:.3rem .5rem;border-bottom:1px solid var(--border-color);vertical-align:top}.page-overview th,.page-history th,.page-history-index th{color:var(--railway-blue-text);font-weight:600;border-bottom:2px solid var(--border-color)}.page-overview td:first-child,.page-history td:first-child,.page-history-index td:first-child{white-space:nowrap;color:var(--text-sub);font-weight:600}.page-overview tbody tr:last-child td,.page-history tbody tr:last-child td,.page-history-index tbody tr:last-child td{border-bottom:none}.section-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.6rem;margin-top:3rem;margin-bottom:1.2rem}.section-heading h2{margin:0}.more-link{font-size:1rem;font-weight:700;color:var(--railway-blue-text-bright);text-decoration:none;flex-shrink:0;white-space:nowrap}.more-link:hover{text-decoration:underline}.more-link:visited{color:#7c4a9e}.home-photo-strip{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:1.8rem 0 0}.home-photo-link{display:block;aspect-ratio:3/2;overflow:hidden;border-radius:8px;box-shadow:inset 0 0 0 1px rgba(22,29,97,8%)}.home-photo-link img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.home-photo-link:hover img{transform:scale(1.05)}@media(min-width:891px){.home-photo-strip{grid-template-columns:repeat(4,1fr)}}.recruitment-section{background-color:#fff7f0;border:1px solid #f37512;padding:2rem;border-radius:8px;margin:3rem 0}.recruitment-section h2{color:#9e3b00;margin-top:0}.recruitment-section h2::before{background-color:#9e3b00}.recruitment-section ul{margin:0;padding-left:20px;color:#5d6d7e}.recruitment-section li{margin-bottom:.5rem}.sns-nav{display:flex;gap:12px;flex-wrap:wrap;margin-top:1rem}.sns-link{display:inline-flex;align-items:center;padding:.6rem 1.2rem;border-radius:6px;font-size:.9rem;text-decoration:none;font-weight:500;color:var(--text-main);background-color:#f8fafc;border:1px solid var(--border-color);transition:all .2s ease}.sns-link:hover{background-color:var(--railway-light);border-color:var(--railway-blue);color:var(--railway-blue-text)}.sns-link svg{margin-right:8px;fill:currentColor}.member-list{display:grid;grid-template-columns:1fr;gap:10px;font-size:.95rem;list-style:none;padding:0;margin:0}.member-list li{padding-left:15px;position:relative;color:#4a5568;display:flex;justify-content:space-between;align-items:center;gap:12px;border-bottom:1px dashed var(--border-color);padding-bottom:8px}.member-list li::before{content:"▪";color:var(--railway-blue-text);position:absolute;left:0;font-size:.8rem;top:.35rem}.member-name{font-weight:500;line-height:1.4}.member-links{display:flex;gap:6px;flex-shrink:0}.member-links a{color:var(--railway-blue-text);text-decoration:none;font-weight:600;font-size:.8rem;padding:2px 8px;background-color:#f1f5f9;border:1px solid var(--border-color);border-radius:4px;transition:all .2s ease}.member-links a:hover{background-color:var(--railway-blue);color:#fff;text-decoration:none}.journal-cta{display:flex;align-items:center;justify-content:space-between;gap:1rem;background:var(--railway-blue);color:#fff;padding:1.4rem 1.8rem;border-radius:6px;margin:1.8rem 0 .5rem;text-decoration:none;transition:background-color .2s ease}.journal-cta:hover{background-color:#0d113a}.journal-cta-text{display:flex;flex-direction:column;gap:.2rem;flex-grow:1}.journal-cta-title{font-size:1.05rem;font-weight:700}.journal-cta-arrow{font-size:1.4rem;font-weight:700;flex-shrink:0}.fed-section{margin-bottom:2.6rem;padding-bottom:2.2rem;border-bottom:1px dashed var(--border-color)}.fed-section:last-of-type{border-bottom:none;margin-bottom:0;padding-bottom:0}.fed-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.6rem;margin-bottom:.9rem}.fed-heading h2{font-family:kosugi maru jp,quicksand,sans-serif;font-size:1.25rem;color:var(--railway-blue-text);margin:0;font-weight:600;display:flex;align-items:center;gap:8px}.fed-heading h2::before{content:"";display:inline-block;width:4px;height:1.2rem;background-color:var(--railway-blue);border-radius:2px}.fed-group{margin-bottom:.9rem}.fed-group:last-child{margin-bottom:0}.fed-group-label{font-size:.8rem;font-weight:600;color:var(--text-sub);margin-bottom:.5rem}.uni-chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}.uni-chips li{font-size:.88rem;color:var(--text-main);background-color:#f8fafc;border:1px solid var(--border-color);border-radius:20px;padding:.35rem .9rem}.fed-note{font-size:.8rem;color:var(--text-sub);margin-top:.6rem;margin-bottom:0}h2.year-title{font-family:kosugi maru jp,quicksand,sans-serif;font-size:1.4rem;color:var(--railway-blue-text);margin-top:3rem;margin-bottom:1.2rem;font-weight:600;display:flex;align-items:center;gap:8px}h2.year-title::before{content:"";display:inline-block;width:4px;height:1.4rem;background-color:var(--railway-blue);border-radius:2px}.year-count{font-size:.8rem;font-weight:500;color:var(--text-sub);margin-left:4px}.journal-list{display:grid;grid-template-columns:1fr;gap:10px;font-size:.95rem;list-style:none;padding:0;margin:0}.journal-list li{padding-left:15px;position:relative;color:#4a5568;display:flex;justify-content:space-between;align-items:center;gap:12px;border-bottom:1px dashed var(--border-color);padding-bottom:8px}.journal-list li::before{content:"▪";color:var(--railway-blue-text);position:absolute;left:0;font-size:.8rem;top:.35rem}.journal-title{font-weight:500;line-height:1.4}.journal-links{display:flex;gap:6px;flex-shrink:0}.journal-links a{color:var(--railway-blue-text);text-decoration:none;font-weight:600;font-size:.8rem;padding:2px 8px;background-color:#f1f5f9;border:1px solid var(--border-color);border-radius:4px;transition:all .2s ease;white-space:nowrap}.journal-links a:hover{background-color:var(--railway-blue);color:#fff;text-decoration:none}h2.chapter-title{font-family:kosugi maru jp,quicksand,sans-serif;font-size:1.4rem;color:var(--railway-blue-text);margin-top:3.5rem;margin-bottom:1.5rem;font-weight:600;display:flex;align-items:center;gap:8px;scroll-margin-top:20px}h2.chapter-title::before{content:"";display:inline-block;width:4px;height:1.4rem;background-color:var(--railway-blue);border-radius:2px}.toc{background-color:#f8fafc;border:1px solid var(--border-color);border-radius:8px;padding:1.5rem 1.8rem;margin:2rem 0 1rem}.toc-title{font-weight:700;color:var(--railway-blue-text);margin-bottom:.8rem;font-size:.95rem}.toc ol{margin:0;padding-left:1.3rem;font-size:.9rem}.toc li{margin-bottom:.4rem}.toc a{color:var(--text-main);text-decoration:none}.toc a:hover{color:var(--railway-blue-text);text-decoration:underline}.preamble{border-left:3px solid var(--railway-blue);padding:.2rem 0 .2rem 1.5rem;margin:1.5rem 0 2rem;color:#3d4f61}.preamble p{margin-bottom:1.2rem}.signature-box{font-size:.95rem;background:#f8fafc;padding:1.3rem 1.5rem;border-radius:6px;border:1px solid var(--border-color);margin:0 0 2.5rem}.signature-date{font-weight:700;color:var(--railway-blue-text);margin-bottom:.8rem}.founding-orgs-label{font-weight:600;margin-bottom:.6rem;color:var(--text-main)}.founding-orgs{display:grid;grid-template-columns:1fr;gap:4px 24px;list-style:none;padding:0;margin:0 0 .6rem;font-size:.92rem}.founding-orgs li{padding-left:14px;position:relative;color:#4a5568}.founding-orgs li::before{content:"▪";color:var(--railway-blue-text);position:absolute;left:0;font-size:.75rem;top:.3rem}.founding-orgs-total{text-align:right;font-size:.85rem;color:var(--text-sub);margin:0}.article{margin-bottom:2.2rem;scroll-margin-top:20px}.article-title{font-size:1.05rem;font-weight:700;color:var(--text-main);margin-bottom:.6rem;padding-bottom:.4rem;border-bottom:1px dashed var(--border-color)}.article-title .article-num{color:var(--railway-blue-text)}.sub-list{margin:0 0 1.2rem;padding-left:1.6rem}.sub-list li{margin-bottom:.5rem;text-align:justify;padding-left:.2rem}.sub-list li::marker{color:var(--railway-blue-text);font-weight:700}.clause{display:flex;gap:.6rem;margin:0 0 1.2rem}.clause-num{flex-shrink:0;width:1.5rem;height:1.5rem;border-radius:50%;background-color:var(--railway-blue);color:#fff;font-size:.75rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:.15rem}.clause p{margin:0;text-align:justify}.year-heading{font-size:1rem;font-weight:700;color:var(--railway-blue-text);letter-spacing:.04em;margin:2.5rem 0 1.2rem}.year-heading:first-of-type{margin-top:0}.news-item{padding-bottom:2.2rem;margin-bottom:2.2rem;border-bottom:1px dashed var(--border-color)}.news-item:last-child{padding-bottom:0;margin-bottom:0;border-bottom:none}.news-date{display:block;font-size:.8rem;font-weight:700;color:var(--railway-blue-text);letter-spacing:.04em;margin-bottom:.4rem}.news-text{margin:0 0 .9rem;font-size:.9rem;text-align:left}.news-image-link{display:block;cursor:zoom-in}.news-image{display:block;width:auto;height:auto;max-width:100%;max-height:480px;margin:0 auto 1rem;border-radius:6px;box-shadow:inset 0 0 0 1px rgba(22,29,97,6%),inset 0 2px 6px rgba(22,29,97,8%)}.source-note{font-size:.75rem;color:var(--text-sub);margin:.6rem 0 0}.error-code{font-family:quicksand,sans-serif;font-size:4.5rem;font-weight:900;color:var(--railway-blue-text);margin:0;letter-spacing:.02em;line-height:1}.error-sub{font-size:.85rem;color:var(--text-sub);letter-spacing:.15em;text-transform:uppercase;margin:.6rem 0 2rem}.home-button{display:inline-block;padding:.8rem 2rem;background-color:var(--railway-blue);color:#fff;text-decoration:none;font-weight:600;font-size:.95rem;border-radius:8px;transition:all .2s ease}.home-button:hover{background-color:#0d113a}.sub-link{display:block;margin-top:1.2rem;font-size:.85rem;color:var(--text-sub);text-decoration:none}.sub-link:hover{color:var(--railway-blue-text);text-decoration:underline}.page-history h2{font-family:kosugi maru jp,quicksand,sans-serif;font-size:1.1rem;color:var(--railway-blue-text);margin-top:2.2rem;margin-bottom:.8rem;font-weight:600;display:flex;align-items:center;gap:8px}.page-history h2::before{content:"";display:inline-block;width:4px;height:1rem;background-color:var(--railway-blue);border-radius:2px}.page-history h3{font-family:kosugi maru jp,quicksand,sans-serif;font-size:1rem;color:var(--text-main);margin-top:1.8rem;margin-bottom:.6rem;font-weight:600;padding-bottom:.3rem;border-bottom:1px dashed var(--border-color);scroll-margin-top:1.5rem}.page-history table a{color:var(--railway-blue-text);text-decoration:underline;text-decoration-color:var(--border-color);text-underline-offset:2px}.page-history table a:hover{color:var(--railway-blue-text-bright);text-decoration-color:var(--railway-blue-text-bright)}.year-nav{display:flex;justify-content:space-between;margin:2rem 0 0;font-size:.9rem}@media(min-width:914px){.member-list{grid-template-columns:repeat(2,1fr);gap:10px 28px}}@media(min-width:762px){body:not(.page-home) header{display:grid;grid-template-columns:max-content max-content;justify-content:center;align-items:center;column-gap:1.2rem}body:not(.page-home) header>a:first-child{grid-column:1;grid-row:1/4}body:not(.page-home) header>a:first-child .site-logo{margin-bottom:0}body:not(.page-home) header>.site-name{grid-column:2;grid-row:1;text-align:left;margin:0}body:not(.page-home) header>h1{grid-column:2;grid-row:2;text-align:left;margin:0}body:not(.page-home) header>.subtitle{grid-column:2;grid-row:3;text-align:left;margin-top:.3rem}}@media(min-width:838px){.journal-list{grid-template-columns:repeat(2,1fr);gap:10px 28px}}@media(min-width:610px){.founding-orgs{grid-template-columns:repeat(2,1fr)}}@media(max-width:610px){.container{margin:20px auto;padding:2rem 1.5rem}h1{font-size:1.5rem}.site-name{font-size:1.2rem}.site-logo{width:80px;height:80px}.journal-cta{padding:1.1rem 1.3rem}.journal-cta-title{font-size:.95rem}}.page-home{}@media(max-width:610px){.page-home h1{font-size:1.6rem}.page-home .site-logo{width:100px;height:100px}.page-error .container{margin:0;padding:2.5rem 1.8rem}.page-error .error-code{font-size:3.5rem}}@media print{body{background:0 0}.container{max-width:none;margin:0;padding:0;border-top:none}.site-nav,.footer-nav{display:none}.article,h2.chapter-title{break-inside:avoid}}.search-box{position:relative;max-width:440px;margin:20px auto 0;text-align:left}.search-box .search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:17px;height:17px;fill:none;stroke:var(--text-sub);stroke-width:2;stroke-linecap:round;pointer-events:none}#site-search{width:100%;box-sizing:border-box;padding:10px 14px 10px 36px;font-family:inherit;font-size:.95rem;color:var(--text-main);background:#fff;border:1px solid var(--border-color);border-radius:8px;outline:none;transition:border-color .15s,box-shadow .15s;-webkit-appearance:none}#site-search:focus{border-color:var(--railway-blue-text);box-shadow:0 0 0 3px rgba(53,70,233,.12)}#site-search::-webkit-search-cancel-button{-webkit-appearance:none}.search-results{position:absolute;z-index:1500;top:calc(100% + 6px);left:0;right:0;max-height:60vh;overflow-y:auto;background:#fff;border:1px solid var(--border-color);border-radius:10px;box-shadow:0 12px 32px rgba(22,29,97,.13)}.search-result{display:block;padding:10px 14px;text-decoration:none;color:var(--text-main);border-bottom:1px solid var(--border-color)}.search-result:last-child{border-bottom:none}.search-result:hover,.search-result.is-active{background:var(--railway-light)}.search-result-page{display:block;font-size:.72rem;color:var(--text-sub)}.search-result-title{display:block;font-size:.95rem;font-weight:600;color:var(--railway-blue-text);margin-top:1px}.search-result-snippet{display:block;font-size:.8rem;line-height:1.5;color:var(--text-sub);margin-top:3px}.search-result-snippet mark{background:rgba(53,70,233,.14);color:var(--railway-blue-text);padding:0 1px;border-radius:2px}.search-empty{padding:14px;font-size:.88rem;color:var(--text-sub);text-align:center}@media(max-width:610px){#site-search{font-size:16px}}@media print{.search-box{display:none}}