:root{color-scheme:light;--ink:#172523;--muted:#53625e;--green:#145c49;--line:#dbe2dc;--paper:#fafaf5}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI","Noto Sans JP",sans-serif;line-height:1.85}a{color:var(--green);text-underline-offset:.25em}a:hover{color:#0a382c}a:focus-visible{outline:3px solid #ba7421;outline-offset:5px}header,main,footer{max-width:1120px;margin:auto;padding:28px 36px}header{display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.brand{font-size:23px;font-weight:750;letter-spacing:-.8px;text-decoration:none;color:var(--ink)}.brand span{display:block;font-size:11px;letter-spacing:2.4px;text-transform:uppercase;font-weight:500;color:var(--muted)}nav{display:flex;gap:24px;flex-wrap:wrap}nav a{font-size:14px;text-decoration:none}.hero{padding:58px 0 54px}.eyebrow{font-size:12px;letter-spacing:2.5px;font-weight:700;color:var(--green)}h1{font-size:clamp(34px,5vw,62px);line-height:1.35;letter-spacing:-1.5px;margin:18px 0 24px}h2{font-size:25px;line-height:1.55;letter-spacing:-.5px}h3{font-size:24px;line-height:1.5;margin:14px 0}.lead{font-size:19px;max-width:740px;color:var(--muted)}section{margin-bottom:50px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}.cards article{padding:28px;border:1px solid var(--line);border-radius:14px;background:#fff}.cards p{color:var(--muted)}.button{display:flex;justify-content:space-between;margin-top:26px;padding-top:16px;border-top:1px solid var(--line);text-decoration:none;font-weight:700}.panel{background:#eaf0e7;padding:30px 34px;border-radius:14px}.tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.tags span{border:1px solid #bdcdc0;border-radius:30px;padding:5px 14px;font-size:13px;color:var(--green)}.muted{color:var(--muted);font-size:13px}.document{max-width:780px;margin:36px auto 70px}.document h1{font-size:clamp(30px,4vw,46px)}.document h2{margin-top:38px;font-size:22px}.document li{margin-bottom:10px}footer{border-top:1px solid var(--line);padding-top:36px;padding-bottom:45px}footer>div p{color:var(--muted);font-size:14px}footer nav{margin:24px 0}.skip{position:absolute;left:12px;top:-100px;background:white;padding:10px}.skip:focus{top:12px}p,li,a{overflow-wrap:anywhere}@media(max-width:600px){header,main,footer{padding-left:22px;padding-right:22px}header{align-items:flex-start;flex-direction:column;gap:16px}nav{gap:18px}.hero{padding:28px 0}.panel{padding:22px}.cards article{padding:24px}h1{letter-spacing:-1px}.lead{font-size:17px}.document{margin-top:20px}}