:root{--bg:#0b0f1a;--primary:#6366f1;--danger:#f43f5e;--text:#e5e7eb;--muted:#a5b4fc}.nf-wrapper{background:var(--bg);width:100vw;min-height:100vh;position:relative;overflow:hidden}.nf-wrapper:before{content:"";pointer-events:none;background-image:linear-gradient(#6366f11f 1px,#0000 1px),linear-gradient(90deg,#6366f11f 1px,#0000 1px);background-size:48px 48px;position:absolute;inset:0}.nf-container{grid-template-columns:1.5fr .5fr;gap:clamp(24px,3vw,72px);width:100%;max-width:100%;min-height:100vh;margin:0;padding:clamp(24px,4vw,96px);display:grid}.nf-left{flex-direction:column;justify-content:center;display:flex}.nf-error{color:#fff;text-shadow:4px -4px #6366f1b3,-4px 4px #d946ef99;font-size:clamp(96px,14vw,200px);font-weight:900;line-height:.9}.nf-code{color:var(--primary);margin-top:-.2em;font-size:clamp(72px,10vw,140px)}.nf-desc{max-width:720px;color:var(--text);margin-top:24px;font-size:clamp(14px,1.2vw,18px);line-height:1.7}.nf-right{align-items:center;display:flex}.hud{background:#0000008c;border:1px solid #6366f159;border-radius:24px;width:100%;padding:clamp(20px,2vw,32px)}@media (max-width:1280px){.nf-container{grid-template-columns:1fr}}.nf-actions button{color:#fff;cursor:pointer;z-index:1;text-transform:uppercase;letter-spacing:.5px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border:none;border-radius:12px;min-width:160px;padding:14px 32px;font-size:16px;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;box-shadow:0 4px 15px #667eea4d}.nf-actions button:before{content:"";z-index:-1;opacity:0;background:linear-gradient(135deg,#764ba2 0%,#667eea 100%);width:100%;height:100%;transition:opacity .3s;position:absolute;top:0;left:0}.nf-actions button:hover{transform:translateY(-3px);box-shadow:0 8px 25px #667eea66}.nf-actions button:hover:before{opacity:1}.nf-actions button:active{transform:translateY(-1px);box-shadow:0 4px 15px #667eea4d}.nf-actions button:after{content:"→";margin-left:8px;transition:transform .3s}.nf-actions button:hover:after{transform:translate(4px)}