/* NexusOS AHOST Logo + 404 page polish */
.nx-brand-logo{display:flex!important;align-items:center;gap:10px;min-width:150px;text-decoration:none!important}
.nx-brand-logo img,.nexusos-ahost-logo{display:block;max-width:150px!important;width:150px!important;height:50px!important;object-fit:contain!important}
.login-page-header .nexusos-ahost-logo{max-width:160px!important;width:160px!important;height:auto!important;max-height:54px!important}
@media (max-width: 768px){.nx-brand-logo img{width:118px!important;height:42px!important}.nx-nav{gap:10px}.login-page-header .nexusos-ahost-logo{width:135px!important}}
.nx-error-page{min-height:72vh;display:flex;align-items:center;padding:48px 0;background:radial-gradient(circle at top left,rgba(0,212,255,.16),transparent 34%),radial-gradient(circle at top right,rgba(123,97,255,.20),transparent 38%)}
.nx-error-card{position:relative;overflow:hidden;border:1px solid rgba(255,255,255,.12);border-radius:28px;background:linear-gradient(135deg,rgba(19,26,46,.92),rgba(11,16,32,.96));box-shadow:0 30px 80px rgba(0,0,0,.35);padding:36px;color:#fff}
.nx-error-card:before{content:"";position:absolute;inset:-2px;background:linear-gradient(90deg,rgba(0,212,255,.24),rgba(123,97,255,.18),transparent);opacity:.45;pointer-events:none}
.nx-error-inner{position:relative;z-index:2}.nx-error-code{font-size:clamp(72px,12vw,160px);font-weight:900;letter-spacing:-6px;line-height:.85;background:linear-gradient(90deg,#00d4ff,#7b61ff);-webkit-background-clip:text;background-clip:text;color:transparent;margin:0 0 8px}.nx-error-title{font-size:clamp(24px,4vw,44px);font-weight:800;margin:0 0 10px}.nx-error-text{color:rgba(255,255,255,.72);font-size:16px;max-width:720px}.nx-error-search{display:flex;gap:10px;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);border-radius:18px;padding:8px;margin:26px 0 14px}.nx-error-search input{flex:1;border:0;background:transparent!important;color:#fff!important;outline:0;padding:12px 14px}.nx-error-search input::placeholder{color:rgba(255,255,255,.48)}.nx-error-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.nx-error-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:24px}.nx-error-link{display:flex;align-items:center;gap:10px;padding:14px;border-radius:16px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);color:#fff!important;text-decoration:none!important}.nx-error-link:hover{transform:translateY(-2px);border-color:rgba(0,212,255,.4);box-shadow:0 12px 35px rgba(0,212,255,.12)}.nx-error-redirect{font-size:13px;color:rgba(255,255,255,.58);margin-top:18px}.nx-error-muted{color:rgba(255,255,255,.55)}@media(max-width:768px){.nx-error-card{padding:24px;border-radius:22px}.nx-error-search{display:block}.nx-error-search button{width:100%;margin-top:8px}.nx-error-links{grid-template-columns:1fr 1fr}.nx-error-code{letter-spacing:-3px}}@media(max-width:480px){.nx-error-links{grid-template-columns:1fr}}