*{margin:0;padding:0;box-sizing:border-box}body{background:#000;color:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6}main{max-width:1100px;margin:0 auto;padding:4rem 1.5rem}.back-button{display:inline-block;color:#fff;text-decoration:none;opacity:.8;margin-bottom:2rem;border-bottom:2px solid transparent;transition:opacity .2s ease}.back-button:hover{opacity:1}.fade-in{animation:fadeIn 1.2s ease-out forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}