:root{--ink:#11151b;--paper:#f4f3ef;--blue:#1b5073;--line:#d5d6d4}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Noto Sans JP", "Yu Gothic",Meiryo,sans-serif;line-height:1.95}a{color:inherit;text-underline-offset:.25em}a:focus-visible{outline:3px solid #1479b8;outline-offset:5px}img{max-width:100%;display:block}.wrap{width:min(1120px,calc(100% - 48px));margin:auto}.skip{position:absolute;top:-100px;background:white;padding:12px;z-index:20}.skip:focus{top:0}.sub-header{background:#0b0b0b;color:white}.sub-header .wrap{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{font-size:28px;letter-spacing:.16em;text-decoration:none;font-weight:800}.logo span{color:#86bddd}.sub-nav{display:flex;gap:24px;align-items:center;flex-wrap:wrap;font-size:13px}.sub-nav a{text-decoration:none}.sub-nav a:hover{text-decoration:underline}.crumb{font-size:12px;color:#53616a;padding:24px 0}.eyebrow{font-size:12px;letter-spacing:.2em;font-weight:700;color:var(--blue)}.page-hero{padding:34px 0 68px;border-bottom:1px solid var(--line)}h1{font-size:clamp(30px,4vw,54px);line-height:1.4;letter-spacing:.015em;margin:16px 0 26px;max-width:960px}.lead{font-size:17px;max-width:800px;line-height:2.1}.hero-photo{width:100%;height:320px;object-fit:cover;margin-top:36px}.photo-caption{font-size:12px;color:#59636b;margin-top:8px}.page-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:76px;padding-top:64px;padding-bottom:70px}.article-section{margin-bottom:48px;scroll-margin-top:24px}.article-section h2{font-size:24px;line-height:1.5;margin:0 0 20px}.article-section p{margin:0;white-space:pre-line}.number{display:block;color:var(--blue);font-size:12px;letter-spacing:.12em;margin-bottom:10px}.sidebar{align-self:start;border-top:3px solid var(--ink);padding-top:20px}.sidebar h2{font-size:16px}.sidebar ol{padding-left:20px;font-size:13px}.sidebar li{margin:12px 0}.check{background:white;border:1px solid var(--line);padding:26px;margin-top:36px}.check h2{font-size:20px;margin:0 0 12px}.check ul{padding-left:22px;margin:0}.cta{background:#0c1822;color:white;padding:48px 0}.cta h2{font-size:26px;margin:0 0 12px}.cta p{color:#cad4dc;max-width:730px}.buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;background:#fff;color:#14202b;text-decoration:none;padding:12px 22px;font-weight:700;font-size:14px;border:1px solid #c7d4df}.button.secondary{background:transparent;color:inherit}.button:hover{background:#c8e3f4;color:#0b1822}.related{padding:60px 0}.related h2{font-size:26px;margin:0 0 24px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card{display:flex;flex-direction:column;text-decoration:none;background:white;border:1px solid var(--line);padding:24px;transition:border-color .15s}.card:hover{border-color:#1b5073}.card small{font-size:11px;color:var(--blue)}.card strong{font-size:18px;line-height:1.6;margin:12px 0}.card p{font-size:13px;margin:0}.card .arrow{margin-top:auto;padding-top:18px;color:var(--blue)}.site-bottom{background:#0b0b0b;color:#fff;padding:48px 0 24px}.footer-links{display:flex;flex-wrap:wrap;gap:16px 24px;font-size:13px;margin:24px 0}.site-bottom p{font-size:12px;color:#b5bec5}.home-directory{background:#f4f3ef;color:#11151b;padding:80px 0;position:relative}.home-directory .wrap{width:min(1120px,calc(100% - 48px));margin:auto}.home-directory h2{font-size:clamp(28px,4vw,48px);line-height:1.4;margin:12px 0 24px}.home-directory h3{font-size:22px;margin:42px 0 20px}.home-directory a{color:inherit}.home-directory .card{color:#11151b}.home-directory .card small,.home-directory .arrow{color:#1b5073}.home-directory .lead{max-width:800px}.home-directory .cards{margin-bottom:24px}@media(max-width:800px){.sub-header .wrap{align-items:flex-start;flex-direction:column;padding:18px 0;gap:12px}.sub-nav{gap:10px 20px}.page-grid{grid-template-columns:1fr;gap:32px;padding-top:40px}.sidebar{order:-1}.sidebar ol{display:flex;flex-wrap:wrap;gap:10px 25px}.sidebar li{margin:0}.cards{grid-template-columns:1fr 1fr}.hero-photo{height:240px}.page-hero{padding-bottom:38px}}@media(max-width:520px){.wrap,.home-directory .wrap{width:calc(100% - 32px)}.cards{grid-template-columns:1fr}.lead{font-size:15px}.article-section h2{font-size:21px}.buttons{flex-direction:column}.hero-photo{height:200px}.crumb{font-size:11px}.sidebar ol{display:block}.sidebar li{margin:9px 0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}