:root{color-scheme:dark;font-family:Arial,Helvetica,sans-serif;background:#08090a;color:#f4f5f6}*{box-sizing:border-box}body{margin:0}main{width:min(960px,100%);margin:auto;padding:36px 24px 48px}a{color:inherit;text-underline-offset:5px}a:focus-visible{outline:2px solid white;outline-offset:6px}.back{display:inline-block;padding:12px 0;font-size:14px}h1{text-align:center;font-size:clamp(24px,5vw,34px);margin:32px 0 12px;letter-spacing:-.03em}.intro{text-align:center;color:#b7bdc5;line-height:1.6;margin:0 0 28px}.card{display:block;width:100%;height:auto;border:1px solid #2c3034;border-radius:12px}nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 24px;margin-top:24px}nav a{display:inline-flex;align-items:center;min-height:44px;font-size:14px}@media(max-width:480px){main{padding:20px 16px 32px}nav{gap:4px 20px}h1{margin-top:24px}}