:root{color-scheme:light;--ink:#18231e;--muted:#5f6c65;--line:#dce5df;--wash:#f3f7f4;--paper:#fff;--accent:#176a49;--accent-soft:#e8f5ee}*{box-sizing:border-box}html{font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic UI","Noto Sans JP",sans-serif;background:var(--wash);color:var(--ink);line-height:1.78}body{margin:0}a{color:var(--accent)}a:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.site-header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:17px clamp(20px,5vw,64px);background:#fff;border-bottom:1px solid var(--line)}.brand{color:var(--ink);font-weight:800;text-decoration:none}.site-header nav,.links{display:flex;gap:14px;flex-wrap:wrap}.site-header nav a{text-decoration:none;font-weight:650}.site-header nav a[aria-current=page]{text-decoration:underline;text-underline-offset:5px}main{width:min(900px,calc(100% - 32px));margin:36px auto 64px}.document-head,article{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:clamp(24px,5vw,48px)}.document-head h1{font-size:clamp(2rem,5vw,3.15rem);line-height:1.2;letter-spacing:-.025em;margin:.2em 0}.eyebrow{color:var(--accent);font-size:.84rem;font-weight:800;letter-spacing:.04em}.date,.muted{color:var(--muted)}.date{margin:8px 0 0}article{margin-top:20px}article section+section{border-top:1px solid var(--line);margin-top:26px;padding-top:22px}h2{font-size:1.25rem;line-height:1.4;margin:0 0 10px}h3{font-size:1.02rem;line-height:1.45;margin:20px 0 6px}p,li,dd{max-width:76ch}p{margin:0 0 12px}p:last-child{margin-bottom:0}ul,ol{padding-left:1.45rem;margin:8px 0 0}.notice{padding:16px 18px;border-radius:12px;background:var(--accent-soft);border-left:4px solid var(--accent)}.links a{display:inline-flex;align-items:center;min-height:44px;padding:9px 14px;background:var(--accent-soft);border-radius:10px;text-decoration:none;font-weight:700}.policy-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.policy-card{border:1px solid var(--line);border-radius:14px;padding:18px;text-decoration:none;color:var(--ink);background:#fff}.policy-card strong{display:block;color:var(--accent);margin-bottom:4px}dl{display:grid;grid-template-columns:minmax(150px,220px) 1fr;gap:0;border:1px solid var(--line);border-radius:14px;overflow:hidden}dt,dd{margin:0;padding:13px 16px;border-bottom:1px solid var(--line)}dt{font-weight:750;background:#f7faf8}dd{background:#fff}dt:last-of-type,dd:last-of-type{border-bottom:0}table{width:100%;border-collapse:collapse;margin-top:10px}th,td{text-align:left;vertical-align:top;border:1px solid var(--line);padding:11px}th{background:#f7faf8}footer{text-align:center;color:var(--muted);padding:0 20px 32px}@media(max-width:700px){.site-header{align-items:flex-start;flex-direction:column;gap:8px}.site-header nav{gap:10px}main{margin-top:20px}.document-head,article{border-radius:16px}.policy-grid{grid-template-columns:1fr}dl{grid-template-columns:1fr}dt,dd{border-bottom:0}dd{border-bottom:1px solid var(--line)}table{display:block;overflow-x:auto}}