:root{color-scheme:light;--ink:#243e46;--muted:#526970;--green:#267b72;--border:#d3dfdc}*{box-sizing:border-box}body{margin:0;background:#f5f8f7;color:var(--ink);font-family:"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.75}a{color:#17675f;text-underline-offset:4px}a:focus-visible{outline:3px solid #c27824;outline-offset:5px}header{background:#fff;border-bottom:1px solid #d8e2e8;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.8;color:#173b55}.overview-head{max-width:1100px;margin:auto;padding:0 32px;min-height:116px;display:flex;align-items:center;gap:24px}header .brand{display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 0;flex-shrink:0;text-decoration:none;color:inherit}header .brand:hover{text-decoration:underline}header .logo-mark,header .logo-word{display:block;line-height:0}header .logo-mark img{display:block;width:62px;height:auto}header .logo-word img{display:block;width:128px;height:auto}header .tag{font-size:11px;letter-spacing:.12em;color:#5c6e78;white-space:nowrap}@media(max-width:760px){.overview-head{padding-left:20px;padding-right:20px;min-height:76px;gap:12px}header .tag{font-size:10px}}@media(max-width:360px){.overview-head{padding-left:14px;padding-right:14px}}main{max-width:1160px;margin:auto;padding:28px 32px 48px}nav{font-size:13px;margin-bottom:38px}.eyebrow{font-size:12px;letter-spacing:.13em;color:var(--green);font-weight:700}h1{font-size:clamp(28px,4vw,40px);line-height:1.4;margin:10px 0}.lead{margin:8px 0 26px;color:var(--muted);font-size:18px}.notice{border-left:4px solid #b28038;background:#fff7e9;padding:15px 20px;font-size:14px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:36px}.section-title span{font-size:12px;color:var(--muted)}h2{font-size:21px}h3{font-size:18px;margin:0}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:23px;display:flex;flex-direction:column;min-width:0}.card-top{display:flex;align-items:flex-start;gap:12px;justify-content:space-between}.status{font-size:11px;border-radius:20px;padding:3px 9px;background:#edf0ef;white-space:nowrap;color:#465b61}.status.confirmed{background:#e0f2ed;color:#1a6555}.value{font-size:38px;font-weight:700;line-height:1.3;margin:22px 0}.value span{font-size:16px;margin-left:6px}.value .unavailable{font-size:27px;color:#617277;margin-left:0}dl{margin:0;font-size:12px}dl div{display:grid;grid-template-columns:70px 1fr;gap:8px;margin:7px 0}dt{color:var(--muted)}dd{margin:0;overflow-wrap:anywhere}.definition{font-size:13px;flex:1}.detail{border-top:1px solid var(--border);padding-top:14px;font-size:13px;font-weight:700}.footnote{font-size:11px;color:var(--muted);margin-bottom:0}.explanation{margin-top:36px;padding:22px 26px;background:#eaf1ee;border-radius:12px;font-size:14px}.explanation h2{margin-top:0}code{overflow-wrap:anywhere}footer{margin-top:32px;font-size:13px;color:var(--muted)}@media(max-width:900px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:540px){main{padding:22px 20px 40px}.cards{grid-template-columns:1fr;gap:16px}.section-title{display:block}.card{padding:22px}.notice{padding:13px 16px}.explanation{padding:20px}nav{margin-bottom:28px}}