.not-found-section{color:#e2e8f0;background:radial-gradient(80% 50% at 50% -20%,#6366f159,#0000 50%),radial-gradient(circle at 20% 80%,#8b5cf633,#0000 40%),radial-gradient(circle at 80% 80%,#22d3ee26,#0000 40%),linear-gradient(160deg,#0f172a 0%,#111827 45%,#1e1b4b 100%);justify-content:center;align-items:center;min-height:85vh;padding:78px 24px 48px;display:flex;position:relative;overflow:hidden}.not-found-bg-number{color:#6366f11f;letter-spacing:-.04em;pointer-events:none;-webkit-user-select:none;user-select:none;font-size:clamp(12rem,28vw,22rem);font-weight:800;line-height:1;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.not-found-content{z-index:1;text-align:center;max-width:480px;position:relative}.not-found-icon{color:#a5b4fc;background:linear-gradient(135deg,#6366f140 0%,#8b5cf633 100%);border:1px solid #818cf866;border-radius:20px;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 24px;font-size:2.25rem;display:flex;box-shadow:0 8px 32px #6366f133}.not-found-title{color:#f8fafc;letter-spacing:-.02em;margin:0 0 12px;font-size:clamp(1.5rem,4vw,1.85rem);font-weight:700}.not-found-title .not-found-gradient{background:linear-gradient(90deg,#22d3ee 0%,#818cf8 50%,#f472b6 100%);-webkit-text-fill-color:#0000;-webkit-background-clip:text;background-clip:text}.not-found-lead{color:#e2e8f0e0;margin:0 0 32px;font-size:1.05rem;line-height:1.65}.not-found-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.not-found-btn-primary{color:#fff;background:linear-gradient(135deg,#6366f1 0%,#8b5cf6 100%);border:1px solid #fff3;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:14px 24px;font-size:.95rem;font-weight:600;text-decoration:none;transition:filter .2s,box-shadow .2s;display:inline-flex}.not-found-btn-primary:hover{filter:brightness(1.08);box-shadow:0 10px 28px #6366f166}.not-found-btn-secondary{color:#e2e8f0;background:#0f172a80;border:1px solid #94a3b866;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:14px 24px;font-size:.95rem;font-weight:600;text-decoration:none;transition:background .2s,border-color .2s;display:inline-flex}.not-found-btn-secondary:hover{background:#1e293bbf;border-color:#94a3b8a6}@media (max-width:768px){.not-found-section{min-height:80vh;padding-top:60px}.not-found-actions{flex-direction:column;align-items:stretch}.not-found-btn-primary,.not-found-btn-secondary{width:100%}}