:root{color-scheme:light dark;--bg:#f5f7f2;--panel:#fff;--ink:#20382e;--muted:#596b62;--line:#dce6dd;--accent:#276847}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.8 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}header,footer{max-width:1080px;margin:auto;padding:28px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:750;letter-spacing:-.6px;text-decoration:none}.brand img{border-radius:11px}nav{display:flex;flex-wrap:wrap;gap:22px;font-size:15px}a{color:var(--accent);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}main{max-width:860px;margin:12px auto 40px;padding:52px 64px 64px;border:1px solid var(--line);border-radius:24px;background:var(--panel);box-shadow:0 16px 48px #20382e05}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:700;color:var(--muted)}h1{font-size:clamp(30px,5vw,43px);line-height:1.25;letter-spacing:-1.2px;margin:18px 0 26px}h2{margin:42px 0 12px;padding-top:22px;border-top:1px solid var(--line);font-size:24px;line-height:1.4}h3{font-size:19px;line-height:1.5;margin:30px 0 10px}p{margin:12px 0 18px}li{padding-left:4px;margin:8px 0}ul,ol{padding-left:25px}footer{font-size:13px;color:var(--muted);padding-bottom:38px}.skip{position:absolute;left:16px;top:-70px;background:var(--panel);padding:12px}.skip:focus{top:10px}main a{overflow-wrap:anywhere}@media(max-width:650px){body{font-size:16px}header{padding:20px;flex-wrap:wrap;gap:14px}nav{gap:18px;font-size:14px}main{margin:4px 12px 22px;padding:30px 24px;border-radius:18px}footer{padding:20px;flex-wrap:wrap;gap:8px}h2{font-size:22px}}@media(prefers-color-scheme:dark){:root{--bg:#142019;--panel:#1c2a21;--ink:#e6eee8;--muted:#acbdb0;--line:#35473a;--accent:#a4d9b5}}