*{box-sizing:border-box}body{margin:0;background:#ededeb;color:#181818;font:16px/1.7 system-ui;padding:28px 20px}main{max-width:760px;margin:auto}header{display:flex;justify-content:space-between;gap:16px;align-items:center}.brand{font-size:36px;font-weight:750;letter-spacing:-2px}h1{font-size:clamp(34px,7vw,48px);line-height:1.1;letter-spacing:-.03em;margin:50px 0 24px}a{color:inherit;text-underline-offset:4px}.note{padding:18px 22px;border:1px solid #bbb;border-radius:18px;color:#555}nav{display:flex;gap:20px;flex-wrap:wrap;margin:30px 0}footer{border-top:1px solid #bbb;margin-top:48px;padding-top:24px;color:#555;font-size:14px}.button{display:inline-block;background:#202020;color:white;border-radius:14px;padding:14px 22px;text-decoration:none;margin:8px 8px 8px 0}