.not-found-container{justify-content:center;align-items:center;min-height:70vh;padding:2rem;display:flex}.not-found-content{text-align:center;max-width:420px}.not-found-emoji{margin-bottom:.5rem;font-size:4rem;animation:2s ease-in-out infinite pulse-flag}@keyframes pulse-flag{0%,to{opacity:1;transform:scale(1)}50%{opacity:.85;transform:scale(1.1)}}.not-found-code{background:linear-gradient(135deg, var(--accent-blue), #60a5fa);-webkit-text-fill-color:transparent;letter-spacing:-4px;-webkit-background-clip:text;background-clip:text;margin:0;font-size:7rem;font-weight:800;line-height:1}.not-found-title{color:var(--text-primary);margin:.75rem 0 .5rem;font-size:1.5rem;font-weight:700}.not-found-subtitle{color:var(--text-secondary);margin:0 0 2rem;font-size:1rem;line-height:1.5}.not-found-button{background:var(--accent-blue);color:#fff;border-radius:var(--radius-sm);box-shadow:0 4px 14px var(--accent-blue-glow);padding:.75rem 1.75rem;font-size:.95rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-block}.not-found-button:hover{box-shadow:0 8px 24px var(--accent-blue-glow);transform:translateY(-2px)}