:root{font-family:var(--font-ui);color:#183631;background:#f4f6ef;line-height:1.7;color-scheme:light;--accent:#1d665d}*{box-sizing:border-box}body{margin:0}main{max-width:790px;margin:0 auto;padding:52px 28px 28px}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:700;text-decoration:none}.brand img{border-radius:10px}h1{font-size:clamp(38px,7vw,64px);line-height:1.1;letter-spacing:-.035em;max-width:13ch;margin:68px 0 22px}h2{font-size:21px;line-height:1.4;margin:34px 0 10px}p{max-width:64ch;margin:0 0 18px;color:#385650}.lead{font-size:22px;line-height:1.5;max-width:28ch}.button{display:inline-block;padding:12px 20px;background:var(--accent);color:white;text-decoration:none;border-radius:8px;font-weight:600;margin:12px 0 36px}.button:hover{background:#15534c}.details{border-top:1px solid #b9cbc0}details{border-top:1px solid #b9cbc0;margin-top:38px;padding-top:20px}summary{cursor:pointer;font-weight:600}a{color:inherit;text-underline-offset:4px}a:focus-visible,summary:focus-visible{outline:3px solid #297d70;outline-offset:5px}footer{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid #b9cbc0;padding-top:22px;margin-top:48px;font-size:13px;color:#385650}::selection{background:#c6e6df;color:#183631}@media(max-width:420px){main{padding:28px 22px}h1{margin-top:48px}}@media(prefers-color-scheme:dark){:root{color:#edf4f2;background:#101818;color-scheme:dark;--accent:#8dd9c4}p,footer{color:#b0c2bd}.button{color:#102b23}.button:hover{background:#a6e7d5}.details,details,footer{border-color:#3b504a}}