:root{--bg:#e9eff0;--ink:#24302d;--accent:#24545a;--line:#ccd8d4;--surface:#fff;--max:1160px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.68 system-ui,-apple-system,"Segoe UI",sans-serif}header,main,footer{max-width:var(--max);margin:auto;padding:0 32px}header{padding-top:20px;padding-bottom:16px;border-bottom:1px solid var(--line);background:var(--surface)}header nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap}header nav a:first-child{font-weight:800;font-size:1.25rem;text-decoration:none;margin-right:auto}header nav a{text-decoration:none;color:var(--ink)}header nav a:hover,header nav a:focus-visible{color:var(--accent)}main{padding-top:42px;padding-bottom:54px}h1{font-size:clamp(2.3rem,6vw,4.6rem);line-height:1.05;max-width:820px;margin:.15em 0 .35em}h2{line-height:1.2}p{max-width:760px}.card,main>section,main>article{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;margin:20px 0;box-shadow:0 8px 22px rgba(36,48,45,.06)}footer{border-top:1px solid var(--line);padding-top:20px;padding-bottom:28px;font-size:.92rem}a{color:var(--accent)}:focus-visible{outline:3px solid #d88c55;outline-offset:3px}@media(max-width:700px){header,main,footer{padding-left:20px;padding-right:20px}header nav{gap:12px;font-size:.94rem}header nav a:first-child{width:100%;margin-right:0}main{padding-top:28px}body{font-size:16px}}