:root{font-family:system-ui,sans-serif;color:#143448;background:#f7fafb;line-height:1.7}body{margin:0}header,main,footer{max-width:960px;margin:auto;padding:24px}header{border-bottom:1px solid #d5e1e6}nav{display:flex;gap:20px;flex-wrap:wrap}a{color:#006b91}h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.25}h2{margin-top:2em;line-height:1.3}table{width:100%;border-collapse:collapse;background:white}caption{text-align:left;padding:12px 0}th,td{text-align:left;padding:12px;border-bottom:1px solid #d5e1e6}td{font-variant-numeric:tabular-nums}.notice{padding:16px;border-left:4px solid #d9a339;background:#fff8e8}footer{margin-top:32px;border-top:1px solid #d5e1e6}a:focus-visible{outline:3px solid #d9a339;outline-offset:3px}@media(max-width:480px){header,main,footer{padding:16px}th,td{padding:8px;font-size:.9rem}}