:root{color-scheme:light;--ink:#203041;--muted:#607082;--line:#d9e2e9;--accent:#166f69;--paper:#fff;--back:#f3f6f7}
*{box-sizing:border-box}body{margin:0;background:var(--back);color:var(--ink);font:17px/1.8 system-ui,-apple-system,"Segoe UI",sans-serif}a{color:var(--accent);text-underline-offset:4px}header,main,footer{max-width:900px;margin:auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}.brand{font-size:23px;font-weight:750;color:var(--ink);text-decoration:none}nav{display:flex;gap:22px;flex-wrap:wrap}nav a{font-size:15px}main{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:44px}h1{font-size:clamp(30px,5vw,46px);line-height:1.3;margin:12px 0 20px;letter-spacing:-.03em}h2{font-size:23px;margin:34px 0 12px}p{margin:12px 0}.eyebrow,.date{color:var(--muted);font-size:14px}.lead{font-size:20px}.note{border-left:4px solid var(--accent);padding:12px 20px;background:#eef7f5;margin:26px 0}li{margin:8px 0}footer{font-size:14px;color:var(--muted)}footer a{margin-right:18px}table{border-collapse:collapse;width:100%;font-size:16px}th,td{text-align:left;vertical-align:top;border-bottom:1px solid var(--line);padding:12px 8px}th{font-weight:650}code{background:#eef2f4;border-radius:4px;padding:2px 5px;font-size:14px}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}@media(max-width:600px){header,footer{padding:20px}main{border-radius:0;padding:28px 20px}nav{gap:16px}table{font-size:14px}}