.not-found-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px;text-align:center}.not-found-page h1{font-size:clamp(2.4rem,7vw,4.5rem)}.not-found-page p{max-width:420px;margin-bottom:12px}.not-found-code{font-family:JetBrains Mono,ui-monospace,SFMono-Regular,monospace;color:#556074}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.75rem 1.5rem;font-family:Sofia Sans,Helvetica Neue,sans-serif;font-size:1rem;font-weight:700;background:#0b1322;color:#e6ebf5;border-radius:8px;cursor:pointer;white-space:nowrap;transition:background .2s}.btn:hover{background:#131d33}