:root{color-scheme:light dark;--bg:#f6f5f2;--ink:#242833;--muted:#606674;--accent:#354b7c;--card:#fff;--line:#dddfe4}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.7 system-ui,-apple-system,sans-serif}header,main,footer{max-width:850px;margin:auto;padding:30px 26px}header{display:flex;justify-content:space-between;align-items:center;gap:24px;border-bottom:1px solid var(--line)}.brand{font-weight:750;text-decoration:none}nav{display:flex;gap:20px}a{color:var(--accent);text-underline-offset:4px}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}main{padding-top:58px;padding-bottom:60px}h1{font-size:clamp(36px,6vw,58px);line-height:1.12;letter-spacing:-.035em;margin:10px 0 26px}h2{font-size:24px;line-height:1.3;margin-top:36px}p{margin:16px 0}.eyebrow{color:var(--muted);font-size:14px;letter-spacing:.04em}.lead{font-size:22px;line-height:1.5;color:var(--muted)}.cards{display:grid;gap:14px;margin-top:40px}.cards>a{display:block;padding:22px 24px;border:1px solid var(--line);border-radius:18px;background:var(--card);font-weight:650;text-decoration:none}.cards span{display:block;color:var(--muted);font-size:16px;font-weight:400;margin-top:4px}footer{border-top:1px solid var(--line);font-size:14px;color:var(--muted)}@media(max-width:520px){header{align-items:flex-start;flex-direction:column;gap:12px}nav{gap:24px}main{padding-top:34px}}@media(prefers-color-scheme:dark){:root{--bg:#171a21;--ink:#eceef2;--muted:#b3b8c4;--accent:#b4c7f3;--card:#232732;--line:#3a4050}}